/* ============================================================
   ui-dd — Duck UI Kit · v0.4
   Single-file CSS, no framework dependency. Vanilla.
   ----
   Cascade order (B48a):
     reset    — sıfırlamalar
     tokens   — :root, [data-theme=dark] CSS variables
     base     — body/h1-h6/code/blockquote element defaults
     layout   — .ui-shell, .ui-grid, .ui-stack, .ui-cluster
     ui       — bileşen kuralları (.ui-btn, .ui-card, vs.)
     overrides — kullanıcı override'ları (en üst priority)
   Sıralama deklare edildiği gibi soldan sağa = düşükten yükseğe.
   Kullanıcı kendi <style>'ında override layer'ına yazarak kit'i
   yener; specificity savaşı gerek olmaz.
   ============================================================ */
@layer reset, tokens, base, layout, ui, overrides;

/* ============================================================
   CSS VARIABLES — palette + tokens
   Override at :root scope for theming.
   ============================================================ */
:root {
    /* ----------------------------------------------------------
       Duck UI · "Darkwing Pastel" palette (B52)
       Inspired by Darkwing Duck cartoon: royal purple cape,
       golden DW emblem, pastel cyan night sky, soft cream city.
       ---------------------------------------------------------- */

    /* Surface — pastel cream city */
    --ui-bg:        #fefcf8;
    --ui-bg-soft:   #f5f3ff;   /* lavanta wash */
    --ui-bg-card:   #ffffff;
    --ui-bg-hover:  #ede9fe;   /* hover lavanta */

    /* Text — gece-mavisi (saf siyah yerine) */
    --ui-fg:        #1e1b4b;
    --ui-fg-soft:   #3b3473;
    --ui-fg-muted:  #6d6492;
    --ui-fg-faint:  #a89fc6;

    /* Lines & borders — soft purple-tinted */
    --ui-line:      #e5e0f5;
    --ui-line-strong: #c4b8e8;
    --ui-line-hi:   #1e1b4b;

    /* Accents — Darkwing palette */
    --ui-accent:    #7c5cff;   /* royal purple — DW kostüm */
    --ui-accent-d:  #5b3fd9;   /* deep purple — pressed/hover */
    --ui-success:   #16a34a;   /* mint koyu */
    --ui-success-d: #15803d;
    --ui-warning:   #f59e0b;   /* DW emblem altın koyu */
    --ui-warning-d: #b45309;
    --ui-error:     #e11d48;   /* coral koyu */
    --ui-error-d:   #be123c;
    --ui-info:      #06b6d4;   /* turkuaz */
    --ui-info-d:    #0e7490;

    /* Pastel surface tints for tag/alert/badge */
    --ui-success-bg: #dcfce7;   /* mint pastel */
    --ui-warning-bg: #fef3c7;   /* altın pastel */
    --ui-error-bg:   #ffe4e6;   /* coral pastel */
    --ui-info-bg:    #cffafe;   /* turkuaz pastel */
    --ui-accent-bg:  #ede9fe;   /* lavanta pastel */

    /* Bonus characters (Gosalyn pink, Launchpad mint extras) */
    --ui-pink:       #f9a8d4;
    --ui-pink-d:     #db2777;
    --ui-mint:       #86efac;
    --ui-gold:       #fcd34d;   /* DW emblem altın */
    --ui-gold-d:     #d97706;

    /* Typography */
    --ui-f-display: 'Fraunces', 'Playfair Display', 'Georgia', serif;  /* karakterli serif — "I am the terror that flaps in the night" hissi */
    --ui-f-body:    'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Arial, sans-serif;
    --ui-f-mono:    'JetBrains Mono', 'Menlo', 'Monaco', 'Consolas', monospace;

    --ui-fs-xs:     11px;
    --ui-fs-sm:     12px;
    --ui-fs-md:     14px;
    --ui-fs-lg:     16px;
    --ui-fs-xl:     20px;
    --ui-fs-h3:     22px;
    --ui-fs-h2:     28px;
    --ui-fs-h1:     38px;

    /* Geometry — Darkwing FLAT-KESKİN: sıfır radius, comic-panel hissi.
       Pill korunur (avatar/badge için), ufak rounded utility var ama
       default flat. Shadow'lar dramatik karakteri taşıyor. */
    --ui-radius:      0;
    --ui-radius-sm:   0;
    --ui-radius-lg:   0;
    --ui-radius-pill: 999px;

    /* Deep space purple ailesi (Darkwing gece-mor habitatı) */
    --ui-space:       #1a0844;        /* uzay moru — derin */
    --ui-space-d:     #0d0322;        /* siyaha yakın derinlik */
    --ui-space-soft:  #2a1759;        /* açık varyant */

    /* Shadows — kalın siyah-mor outline + offset (comic-book panel) */
    --ui-shadow-sm: 2px 2px 0 var(--ui-fg);
    --ui-shadow-md: 4px 4px 0 var(--ui-fg);
    --ui-shadow-lg: 8px 8px 0 var(--ui-fg);
    --ui-shadow-pop: 5px 5px 0 var(--ui-accent);             /* mor pop */
    --ui-shadow-pop-deep: 6px 6px 0 var(--ui-space);         /* uzay moru hover */
    --ui-shadow-cape: -10px 14px 0 var(--ui-space), 4px 4px 0 var(--ui-fg);  /* asimetrik cape */
    --ui-shadow-glow: 0 0 0 3px rgba(124, 92, 255, 0.35);
    --ui-shadow-halo-gold: 0 0 0 4px rgba(252, 211, 77, 0.55), 0 0 18px rgba(252, 211, 77, 0.55);

    /* Hover blur halo (dramatic — modal/important elements) */
    --ui-shadow-blur-deep: 0 12px 40px -6px rgba(26, 8, 68, 0.55), 6px 6px 0 var(--ui-fg);

    /* Spacing */
    --ui-sp-xs: 4px;
    --ui-sp-sm: 8px;
    --ui-sp-md: 14px;
    --ui-sp-lg: 22px;
    --ui-sp-xl: 36px;

    /* Animation */
    --ui-anim-fast: 120ms ease;
    --ui-anim-base: 180ms ease;
    --ui-anim-slow: 280ms cubic-bezier(.2, .8, .2, 1);

    /* z-index ladder */
    --ui-z-dropdown: 1000;
    --ui-z-sticky:   1020;
    --ui-z-modal-bd: 1040;
    --ui-z-modal:    1050;
    --ui-z-toast:    1080;
}

/* ============================================================
   TYPOGRAPHY UTILITIES
   ============================================================ */
.ui-h1, .ui-h2, .ui-h3, .ui-h4 {
    font-family: var(--ui-f-display);
    font-weight: 600;
    color: var(--ui-fg);
    letter-spacing: -0.01em;
    line-height: 1.15;
    margin: 0 0 var(--ui-sp-md);
}
.ui-h1 { font-size: var(--ui-fs-h1); font-weight: 700; }
.ui-h2 { font-size: var(--ui-fs-h2); }
.ui-h3 { font-size: var(--ui-fs-h3); }
.ui-h4 { font-size: var(--ui-fs-lg); text-transform: uppercase; letter-spacing: 0.08em; }

.ui-eyebrow {
    font-family: var(--ui-f-mono);
    font-size: var(--ui-fs-xs);
    text-transform: uppercase;
    letter-spacing: 0.18em;
    color: var(--ui-fg-muted);
    font-weight: 500;
}
.ui-text-mono { font-family: var(--ui-f-mono); }
.ui-text-muted { color: var(--ui-fg-muted); }
.ui-text-faint { color: var(--ui-fg-faint); }
.ui-text-sm { font-size: var(--ui-fs-sm); }
.ui-text-xs { font-size: var(--ui-fs-xs); }

/* ============================================================
   BUTTONS — 5 variants + ghost + sizes + AjaxButton
   ============================================================ */
.ui-btn {
    --btn-bg: var(--ui-fg);
    --btn-bg-hover: var(--ui-accent);
    --btn-fg: #fff;
    --btn-fg-hover: #fff;     /* Darkwing: zemin değişse de yazı her zaman açık */
    --btn-border: var(--ui-fg);

    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-family: var(--ui-f-body);
    font-weight: 600;          /* daha kalın, comic-book hissi */
    font-size: var(--ui-fs-md);
    line-height: 1;
    padding: 10px 18px;
    border: 2px solid var(--btn-border);   /* kalın outline (Darkwing flat) */
    background: var(--btn-bg);
    color: var(--btn-fg);
    border-radius: var(--ui-radius);
    cursor: pointer;
    text-decoration: none;
    transition: background var(--ui-anim-fast), color var(--ui-anim-fast), transform var(--ui-anim-fast), box-shadow var(--ui-anim-base);
    user-select: none;
    white-space: nowrap;
    position: relative;
    box-shadow: 3px 3px 0 var(--ui-fg);     /* default chunky shadow, comic panel */
}
.ui-btn:hover:not([disabled]):not(.ui-loading) {
    background: var(--btn-bg-hover);
    border-color: var(--btn-bg-hover);
    color: var(--btn-fg-hover);
    transform: translate(-2px, -2px);
    box-shadow: 6px 6px 0 var(--ui-space);   /* uzay moru — DW gece habitatı */
}
.ui-btn:active:not([disabled]):not(.ui-loading) {
    transform: translate(1px, 1px);
    box-shadow: 2px 2px 0 var(--ui-space-d);
}
.ui-btn:focus-visible {
    outline: 0;
    box-shadow: 0 0 0 3px rgba(0, 0, 0, .12);
}
.ui-btn[disabled], .ui-btn.ui-loading {
    opacity: 0.55;
    cursor: not-allowed;
    transform: none !important;
    box-shadow: none !important;
}
.ui-btn i { font-size: 0.95em; }

/* Variants — kontrast garantili: koyu zeminler beyaz yazı, sarı/altın siyah yazı */
.ui-btn-success { --btn-bg: var(--ui-success); --btn-border: var(--ui-fg); --btn-bg-hover: var(--ui-success-d); --btn-fg: #fff; --btn-fg-hover: #fff; }
.ui-btn-warning { --btn-bg: var(--ui-gold);    --btn-border: var(--ui-fg); --btn-bg-hover: var(--ui-gold-d);    --btn-fg: var(--ui-fg); --btn-fg-hover: #fff; }
.ui-btn-error   { --btn-bg: var(--ui-error);   --btn-border: var(--ui-fg); --btn-bg-hover: var(--ui-error-d);   --btn-fg: #fff; --btn-fg-hover: #fff; }
.ui-btn-info    { --btn-bg: var(--ui-info);    --btn-border: var(--ui-fg); --btn-bg-hover: var(--ui-info-d);    --btn-fg: #fff; --btn-fg-hover: #fff; }
.ui-btn-confirm { --btn-bg: var(--ui-accent);  --btn-border: var(--ui-fg); --btn-bg-hover: var(--ui-accent-d);  --btn-fg: #fff; --btn-fg-hover: #fff; }
.ui-btn-primary { --btn-bg: var(--ui-accent);  --btn-border: var(--ui-fg); --btn-bg-hover: var(--ui-accent-d);  --btn-fg: #fff; --btn-fg-hover: #fff; }

/* Outline variants */
.ui-btn-outline {
    background: transparent;
    color: var(--ui-fg);
    box-shadow: none;
}
.ui-btn-outline.ui-btn-success { color: var(--ui-success-d); border-color: var(--ui-success-d); }
.ui-btn-outline.ui-btn-warning { color: var(--ui-gold-d);    border-color: var(--ui-gold-d); }
.ui-btn-outline.ui-btn-error   { color: var(--ui-error-d);   border-color: var(--ui-error-d); }
.ui-btn-outline.ui-btn-info    { color: var(--ui-info-d);    border-color: var(--ui-info-d); }
.ui-btn-outline.ui-btn-confirm,
.ui-btn-outline.ui-btn-primary { color: var(--ui-accent-d);  border-color: var(--ui-accent-d); }
.ui-btn-outline:hover:not([disabled]):not(.ui-loading) {
    color: #fff;
    box-shadow: 6px 6px 0 var(--ui-space);
}

/* Ghost (no border, link-like) */
.ui-btn-ghost {
    background: transparent;
    border-color: transparent;
    color: var(--ui-fg);
}
.ui-btn-ghost:hover:not([disabled]):not(.ui-loading) {
    background: var(--ui-bg-hover);
    border-color: transparent;
    color: var(--ui-fg);
    box-shadow: none;
    transform: none;
}

/* Sizes */
.ui-btn-sm { padding: 6px 12px; font-size: var(--ui-fs-sm); }
.ui-btn-lg { padding: 14px 24px; font-size: var(--ui-fs-lg); }
.ui-btn-block { display: flex; width: 100%; }

/* Loading state — JS adds .ui-loading + spinner */
.ui-btn .ui-spinner {
    width: 14px; height: 14px;
    border: 2px solid currentColor;
    border-top-color: transparent;
    border-radius: 50%;
    animation: ui-spin 0.7s linear infinite;
    display: none;
}
.ui-btn.ui-loading .ui-spinner { display: inline-block; }
.ui-btn.ui-loading .ui-btn-icon { display: none; }
@keyframes ui-spin { to { transform: rotate(360deg); } }

/* ============================================================
   CARD — Catalog tarzı hover lift
   ============================================================ */
.ui-card {
    background: var(--ui-bg-card);
    border: 1px solid var(--ui-line);
    border-radius: var(--ui-radius);
    padding: var(--ui-sp-lg);
    transition: transform var(--ui-anim-base), box-shadow var(--ui-anim-base), border-color var(--ui-anim-fast);
    position: relative;
}
.ui-card-hover, a.ui-card, button.ui-card {
    cursor: pointer;
}
.ui-card-hover:hover, a.ui-card:hover, button.ui-card:hover {
    transform: translate(-3px, -3px);
    box-shadow: 5px 5px 0 var(--ui-line);
    border-color: var(--ui-fg);
}
.ui-card-accent {
    border-color: var(--ui-accent);
}
.ui-card-accent:hover {
    box-shadow: 5px 5px 0 var(--ui-accent);
}
.ui-card-head {
    display: flex; align-items: center; justify-content: space-between;
    gap: 10px;
    margin: calc(-1 * var(--ui-sp-lg)) calc(-1 * var(--ui-sp-lg)) var(--ui-sp-md);
    padding: var(--ui-sp-md) var(--ui-sp-lg);
    border-bottom: 1px solid var(--ui-line);
    font-family: var(--ui-f-display);
    font-size: var(--ui-fs-lg);
    font-weight: 600;
}
.ui-card-body {
    color: var(--ui-fg-soft);
    font-size: var(--ui-fs-md);
    line-height: 1.55;
}
.ui-card-foot {
    margin: var(--ui-sp-md) calc(-1 * var(--ui-sp-lg)) calc(-1 * var(--ui-sp-lg));
    padding: var(--ui-sp-md) var(--ui-sp-lg);
    border-top: 1px solid var(--ui-line);
    background: var(--ui-bg-soft);
    display: flex; justify-content: flex-end; gap: 8px;
}

/* ============================================================
   MODAL — backdrop + dialog + variants
   ============================================================ */
.ui-modal-backdrop {
    position: fixed; inset: 0;
    background: rgba(0, 0, 0, 0.55);
    z-index: var(--ui-z-modal-bd);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--ui-sp-lg);
    opacity: 0;
    transition: opacity var(--ui-anim-base);
}
.ui-modal-backdrop.ui-open { opacity: 1; }

.ui-modal {
    background: var(--ui-bg-card);
    border: 1px solid var(--ui-line-hi);
    border-radius: var(--ui-radius);
    box-shadow: 8px 8px 0 var(--ui-fg);
    max-width: 480px;
    width: 100%;
    max-height: 90vh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    z-index: var(--ui-z-modal);
    transform: scale(0.96) translateY(8px);
    transition: transform var(--ui-anim-slow);
}
.ui-modal-backdrop.ui-open .ui-modal {
    transform: scale(1) translateY(0);
}
.ui-modal-lg { max-width: 720px; }
.ui-modal-xl { max-width: 1000px; }

.ui-modal-head {
    padding: var(--ui-sp-md) var(--ui-sp-lg);
    border-bottom: 1px solid var(--ui-line);
    display: flex;
    align-items: center;
    gap: 10px;
}
.ui-modal-title {
    font-family: var(--ui-f-display);
    font-size: var(--ui-fs-xl);
    font-weight: 600;
    margin: 0;
    flex: 1;
}
.ui-modal-icon {
    width: 32px; height: 32px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
}
.ui-modal-close {
    background: transparent;
    border: 0;
    font-size: 22px;
    cursor: pointer;
    color: var(--ui-fg-muted);
    line-height: 1;
    padding: 4px 8px;
    border-radius: 0;
}
.ui-modal-close:hover { color: var(--ui-fg); background: var(--ui-bg-hover); }

.ui-modal-body {
    padding: var(--ui-sp-lg);
    color: var(--ui-fg-soft);
    font-size: var(--ui-fs-md);
    line-height: 1.55;
    overflow-y: auto;
}
.ui-modal-foot {
    padding: var(--ui-sp-md) var(--ui-sp-lg);
    border-top: 1px solid var(--ui-line);
    background: var(--ui-bg-soft);
    display: flex;
    justify-content: flex-end;
    gap: 8px;
}

/* Modal variants — colored top accent bar */
.ui-modal-confirm .ui-modal-head { border-top: 4px solid var(--ui-accent); }
.ui-modal-success .ui-modal-head { border-top: 4px solid var(--ui-success); }
.ui-modal-warning .ui-modal-head { border-top: 4px solid var(--ui-warning); }
.ui-modal-error   .ui-modal-head { border-top: 4px solid var(--ui-error); }
.ui-modal-info    .ui-modal-head { border-top: 4px solid var(--ui-info); }

.ui-modal-confirm .ui-modal-icon { color: var(--ui-accent); }
.ui-modal-success .ui-modal-icon { color: var(--ui-success); }
.ui-modal-warning .ui-modal-icon { color: var(--ui-warning); }
.ui-modal-error   .ui-modal-icon { color: var(--ui-error); }
.ui-modal-info    .ui-modal-icon { color: var(--ui-info); }

/* ============================================================
   TOP MENU — horizontal nav with dropdown support
   ============================================================ */
.ui-topmenu {
    background: var(--ui-bg);
    border-bottom: 1px solid var(--ui-line);
    height: 56px;
    display: flex;
    align-items: stretch;
    padding: 0 var(--ui-sp-lg);
    font-family: var(--ui-f-body);
    position: relative;
    z-index: var(--ui-z-sticky);
}
.ui-topmenu-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--ui-f-display);
    font-weight: 700;
    font-size: var(--ui-fs-lg);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--ui-fg);
    text-decoration: none;
    padding-right: var(--ui-sp-lg);
    border-right: 1px solid var(--ui-line);
    margin-right: var(--ui-sp-lg);
}
.ui-topmenu-brand i { color: var(--ui-accent); }

.ui-topmenu-items {
    display: flex;
    align-items: stretch;
    gap: 0;
    list-style: none;
    margin: 0; padding: 0;
    flex: 1;
}

.ui-menu-item {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 0 var(--ui-sp-md);
    color: var(--ui-fg-soft);
    text-decoration: none;
    font-size: var(--ui-fs-md);
    font-weight: 500;
    cursor: pointer;
    transition: color var(--ui-anim-fast), background var(--ui-anim-fast);
    position: relative;
    background: none;
    border: 0;
    border-bottom: 2px solid transparent;
    font-family: inherit;
}
.ui-menu-item:hover {
    color: var(--ui-fg);
    background: var(--ui-bg-soft);
}
.ui-menu-item.is-active {
    color: var(--ui-accent);
    border-bottom-color: var(--ui-accent);
}

.ui-menu-item-has-dropdown::after {
    content: "▾";
    font-size: 10px;
    margin-left: 4px;
    color: var(--ui-fg-muted);
}

.ui-topmenu-right {
    display: flex; align-items: stretch; gap: 0;
    margin-left: auto;
}

/* Dropdown panel */
.ui-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 200px;
    background: var(--ui-bg);
    border: 1px solid var(--ui-line-strong);
    box-shadow: 4px 4px 0 var(--ui-line);
    padding: 6px 0;
    display: none;
    z-index: var(--ui-z-dropdown);
}
.ui-menu-item-has-dropdown.is-open .ui-dropdown,
.ui-menu-item-has-dropdown:hover .ui-dropdown {
    display: block;
}
.ui-dropdown-item {
    display: flex; align-items: center; gap: 8px;
    padding: 8px var(--ui-sp-md);
    color: var(--ui-fg-soft);
    text-decoration: none;
    font-size: var(--ui-fs-sm);
    cursor: pointer;
    border: 0;
    background: none;
    width: 100%;
    text-align: left;
    font-family: inherit;
}
.ui-dropdown-item:hover {
    background: var(--ui-bg-hover);
    color: var(--ui-fg);
}
.ui-dropdown-divider {
    height: 1px;
    background: var(--ui-line);
    margin: 6px 0;
}

/* Mobile hamburger */
.ui-topmenu-toggle {
    display: none;
    background: none;
    border: 0;
    font-size: 22px;
    color: var(--ui-fg);
    cursor: pointer;
    padding: 0 var(--ui-sp-md);
}
@media (max-width: 768px) {
    .ui-topmenu-toggle { display: flex; align-items: center; }
    .ui-topmenu-items {
        display: none;
        position: absolute;
        top: 100%; left: 0; right: 0;
        background: var(--ui-bg);
        border-bottom: 1px solid var(--ui-line);
        flex-direction: column;
        padding: 8px 0;
    }
    .ui-topmenu.is-open .ui-topmenu-items { display: flex; }
    .ui-menu-item { padding: 12px var(--ui-sp-lg); border-bottom: 1px solid var(--ui-line); }
    .ui-dropdown {
        position: static;
        box-shadow: none;
        border: 0;
        border-top: 1px solid var(--ui-line);
        background: var(--ui-bg-soft);
    }
}

/* ============================================================
   ALERTS / TOASTS (lightweight)
   ============================================================ */
.ui-alert {
    padding: var(--ui-sp-md) var(--ui-sp-lg);
    border-left: 4px solid var(--ui-info);
    background: var(--ui-info-bg);
    color: var(--ui-info-d);
    font-size: var(--ui-fs-md);
    display: flex; align-items: flex-start; gap: 10px;
}
.ui-alert i { font-size: 18px; line-height: 1.4; }
.ui-alert-success { border-color: var(--ui-success); background: var(--ui-success-bg); color: var(--ui-success-d); }
.ui-alert-warning { border-color: var(--ui-warning); background: var(--ui-warning-bg); color: var(--ui-warning-d); }
.ui-alert-error   { border-color: var(--ui-error);   background: var(--ui-error-bg);   color: var(--ui-error-d); }

/* ============================================================
   BADGE / TAG
   ============================================================ */
.ui-badge {
    display: inline-block;
    font-family: var(--ui-f-mono);
    font-size: 10px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    padding: 2px 8px;
    background: var(--ui-bg-hover);
    color: var(--ui-fg-muted);
    border: 1px solid var(--ui-line);
    line-height: 1.4;
}
.ui-badge-success { background: var(--ui-success-bg); color: var(--ui-success-d); border-color: var(--ui-success); }
.ui-badge-warning { background: var(--ui-warning-bg); color: var(--ui-warning-d); border-color: var(--ui-warning); }
.ui-badge-error   { background: var(--ui-error-bg);   color: var(--ui-error-d);   border-color: var(--ui-error); }
.ui-badge-info    { background: var(--ui-info-bg);    color: var(--ui-info-d);    border-color: var(--ui-info); }
.ui-badge-accent  { background: var(--ui-accent-bg);  color: var(--ui-accent-d);  border-color: var(--ui-accent); }

/* ============================================================
   UTILITY
   ============================================================ */
.ui-stack-v > * + * { margin-top: var(--ui-sp-md); }
.ui-stack-h        { display: flex; gap: var(--ui-sp-sm); align-items: center; }
.ui-stack-h > *    { margin: 0; }
.ui-grid           { display: grid; gap: var(--ui-sp-md); }
.ui-grid-2         { grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.ui-grid-3         { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.ui-divider        { height: 1px; background: var(--ui-line); margin: var(--ui-sp-md) 0; }
.ui-spacer         { flex: 1; }

/* ============================================================
   FORM BASE — input/textarea/label/group
   ============================================================ */
.ui-field {
    display: flex;
    flex-direction: column;
    gap: 4px;
    margin-bottom: var(--ui-sp-md);
}
.ui-label {
    font-family: var(--ui-f-mono);
    font-size: var(--ui-fs-xs);
    text-transform: uppercase;
    letter-spacing: 0.14em;
    color: var(--ui-fg-muted);
    font-weight: 500;
}
.ui-label-req::after { content: " *"; color: var(--ui-error); }

.ui-input, .ui-textarea, .ui-select-native {
    font-family: var(--ui-f-body);
    font-size: var(--ui-fs-md);
    line-height: 1.4;
    padding: 10px 14px;
    border: 1px solid var(--ui-line);
    background: var(--ui-bg);
    color: var(--ui-fg);
    border-radius: var(--ui-radius);
    width: 100%;
    transition: border-color var(--ui-anim-fast), box-shadow var(--ui-anim-fast);
    box-sizing: border-box;
}
.ui-input:focus, .ui-textarea:focus, .ui-select-native:focus {
    outline: 0;
    border-color: var(--ui-accent);
    box-shadow: var(--ui-shadow-glow);
}
.ui-input::placeholder, .ui-textarea::placeholder { color: var(--ui-fg-faint); }
.ui-textarea { resize: vertical; min-height: 90px; }

.ui-input-mono { font-family: var(--ui-f-mono); letter-spacing: 0.04em; }

.ui-help {
    font-family: var(--ui-f-body);
    font-size: var(--ui-fs-xs);
    color: var(--ui-fg-faint);
    margin-top: 2px;
}
.ui-error-text {
    color: var(--ui-error);
    font-size: var(--ui-fs-xs);
    margin-top: 2px;
}
.ui-input.is-invalid, .ui-textarea.is-invalid {
    border-color: var(--ui-error);
    box-shadow: 0 0 0 3px rgba(196, 60, 60, .12);
}

/* Suffix/prefix wrapper */
.ui-input-group {
    display: flex;
    align-items: stretch;
    border: 1px solid var(--ui-line);
    background: var(--ui-bg);
}
.ui-input-group:focus-within {
    border-color: var(--ui-accent);
    box-shadow: var(--ui-shadow-glow);
}
.ui-input-group .ui-input {
    border: 0;
    box-shadow: none !important;
    flex: 1;
}
.ui-input-group:focus-within .ui-input { box-shadow: none !important; }
.ui-input-suffix, .ui-input-prefix {
    display: flex; align-items: center;
    padding: 0 14px;
    background: var(--ui-bg-soft);
    color: var(--ui-fg-muted);
    font-family: var(--ui-f-mono);
    font-size: var(--ui-fs-sm);
    border-left: 1px solid var(--ui-line);
}
.ui-input-prefix { border-left: 0; border-right: 1px solid var(--ui-line); }

/* ============================================================
   SELECT — custom (single + multi)
   Replaces native <select data-ui-select>
   ============================================================ */
.ui-select {
    position: relative;
    font-family: var(--ui-f-body);
    font-size: var(--ui-fs-md);
}
.ui-select-control {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 4px;
    min-height: 40px;
    padding: 4px 32px 4px 8px;
    border: 1px solid var(--ui-line);
    background: var(--ui-bg);
    cursor: pointer;
    border-radius: var(--ui-radius);
    transition: border-color var(--ui-anim-fast), box-shadow var(--ui-anim-fast);
    position: relative;
    user-select: none;
}
.ui-select.is-open .ui-select-control,
.ui-select-control:focus-within {
    border-color: var(--ui-accent);
    box-shadow: var(--ui-shadow-glow);
}
.ui-select-control::after {
    content: "▾";
    position: absolute;
    right: 12px; top: 50%;
    transform: translateY(-50%);
    color: var(--ui-fg-muted);
    pointer-events: none;
    font-size: 12px;
    transition: transform var(--ui-anim-fast);
}
.ui-select.is-open .ui-select-control::after { transform: translateY(-50%) rotate(180deg); }

.ui-select-placeholder {
    color: var(--ui-fg-faint);
    padding: 4px 4px;
}
.ui-select-value {
    padding: 4px 4px;
    color: var(--ui-fg);
}

/* Tag chips for multi-select */
.ui-select-tag {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 6px 3px 10px;
    background: var(--ui-accent-bg);
    border: 1px solid var(--ui-accent);
    color: var(--ui-accent-d);
    font-size: var(--ui-fs-xs);
    font-weight: 500;
    border-radius: var(--ui-radius);
}
.ui-select-tag-x {
    background: none;
    border: 0;
    color: var(--ui-accent-d);
    cursor: pointer;
    font-size: 14px;
    line-height: 1;
    padding: 0 2px;
    border-radius: 0;
}
.ui-select-tag-x:hover { color: var(--ui-error); }

.ui-select-search {
    border: 0;
    outline: 0;
    flex: 1;
    min-width: 60px;
    padding: 4px;
    background: transparent;
    font-family: inherit;
    font-size: inherit;
    color: var(--ui-fg);
}

.ui-select-dropdown {
    position: absolute;
    top: calc(100% + 2px);
    left: 0; right: 0;
    background: var(--ui-bg);
    border: 1px solid var(--ui-line-strong);
    box-shadow: 4px 4px 0 var(--ui-line);
    max-height: 280px;
    overflow-y: auto;
    z-index: var(--ui-z-dropdown);
    display: none;
}
.ui-select.is-open .ui-select-dropdown { display: block; }

.ui-select-option {
    padding: 8px 14px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: background var(--ui-anim-fast);
    font-size: var(--ui-fs-sm);
    color: var(--ui-fg-soft);
}
.ui-select-option:hover, .ui-select-option.is-active {
    background: var(--ui-bg-hover);
    color: var(--ui-fg);
}
.ui-select-option.is-selected {
    background: var(--ui-accent-bg);
    color: var(--ui-accent-d);
    font-weight: 500;
}
.ui-select-option-check {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 14px; height: 14px;
    border: 1.5px solid var(--ui-line-strong);
    background: #fff;
    flex-shrink: 0;
    font-size: 10px;
    color: #fff;
}
.ui-select-option.is-selected .ui-select-option-check {
    background: var(--ui-accent);
    border-color: var(--ui-accent);
}
.ui-select-option.is-selected .ui-select-option-check::before { content: "✓"; }
.ui-select-empty {
    padding: 14px;
    text-align: center;
    color: var(--ui-fg-faint);
    font-size: var(--ui-fs-sm);
}

/* ============================================================
   FILE UPLOAD — drag-drop + previews
   ============================================================ */
.ui-upload {
    border: 2px dashed var(--ui-line-strong);
    background: var(--ui-bg-soft);
    padding: var(--ui-sp-lg);
    text-align: center;
    cursor: pointer;
    transition: border-color var(--ui-anim-fast), background var(--ui-anim-fast);
    position: relative;
}
.ui-upload:hover, .ui-upload.is-dragover {
    border-color: var(--ui-accent);
    background: var(--ui-accent-bg);
}
.ui-upload-input { display: none; }
.ui-upload-icon {
    font-size: 32px;
    color: var(--ui-fg-muted);
    margin-bottom: 8px;
}
.ui-upload.is-dragover .ui-upload-icon { color: var(--ui-accent); }
.ui-upload-text {
    font-size: var(--ui-fs-md);
    color: var(--ui-fg-soft);
    margin-bottom: 4px;
}
.ui-upload-hint {
    font-size: var(--ui-fs-xs);
    color: var(--ui-fg-faint);
}

.ui-upload-list {
    margin-top: var(--ui-sp-md);
    display: grid;
    gap: 10px;
}
.ui-upload-list-thumb {
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
}
.ui-upload-list-row {
    grid-template-columns: 1fr;
}

.ui-upload-item {
    border: 1px solid var(--ui-line);
    background: var(--ui-bg);
    position: relative;
    overflow: hidden;
}
.ui-upload-item-thumb {
    aspect-ratio: 4 / 3;
    background: var(--ui-bg-soft);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}
.ui-upload-item-thumb img {
    width: 100%; height: 100%;
    object-fit: cover;
}
.ui-upload-item-thumb i {
    font-size: 36px;
    color: var(--ui-fg-faint);
}
.ui-upload-item-meta {
    padding: 6px 10px;
    font-size: var(--ui-fs-xs);
    color: var(--ui-fg-muted);
    display: flex; align-items: center; gap: 8px;
    border-top: 1px solid var(--ui-line);
}
.ui-upload-item-name {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-family: var(--ui-f-mono);
    color: var(--ui-fg-soft);
}
.ui-upload-item-size { font-family: var(--ui-f-mono); color: var(--ui-fg-faint); }
.ui-upload-item-x {
    background: rgba(0, 0, 0, 0.6);
    color: #fff;
    border: 0;
    width: 24px; height: 24px;
    position: absolute;
    top: 6px; right: 6px;
    cursor: pointer;
    font-size: 14px;
    line-height: 1;
    border-radius: 0;
    z-index: 2;
}
.ui-upload-item-x:hover { background: var(--ui-error); }

/* Row-style item (for non-image files) */
.ui-upload-list-row .ui-upload-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 14px;
}
.ui-upload-list-row .ui-upload-item-thumb {
    width: 48px; height: 48px;
    aspect-ratio: 1;
    flex-shrink: 0;
}
.ui-upload-list-row .ui-upload-item-thumb i { font-size: 20px; }
.ui-upload-list-row .ui-upload-item-meta {
    flex: 1;
    border-top: 0;
    padding: 0;
}
.ui-upload-list-row .ui-upload-item-x {
    position: static;
    background: transparent;
    color: var(--ui-fg-muted);
}
.ui-upload-list-row .ui-upload-item-x:hover { color: var(--ui-error); background: transparent; }

/* iframe preview for PDF/HTML */
.ui-upload-iframe-wrap {
    grid-column: 1 / -1;
    border: 1px solid var(--ui-line);
    height: 480px;
    background: #fff;
    margin-top: 8px;
}
.ui-upload-iframe-wrap iframe {
    width: 100%; height: 100%;
    border: 0;
    display: block;
}

/* ============================================================
   TABLE — base + sortable + actions + inline edit
   ============================================================ */
.ui-table-wrap {
    background: var(--ui-bg);
    border: 1px solid var(--ui-line);
}
.ui-table-toolbar {
    display: flex;
    align-items: center;
    gap: var(--ui-sp-sm);
    padding: var(--ui-sp-sm) var(--ui-sp-md);
    border-bottom: 1px solid var(--ui-line);
    background: var(--ui-bg-soft);
}
.ui-table-toolbar .ui-input { padding: 6px 10px; font-size: var(--ui-fs-sm); max-width: 280px; }
.ui-table-toolbar-spacer { flex: 1; }
.ui-table-info {
    font-family: var(--ui-f-mono);
    font-size: var(--ui-fs-xs);
    color: var(--ui-fg-muted);
}

.ui-table {
    width: 100%;
    border-collapse: collapse;
    font-size: var(--ui-fs-sm);
    font-family: var(--ui-f-body);
}
.ui-table th, .ui-table td {
    padding: 10px 14px;
    text-align: left;
    border-bottom: 1px solid var(--ui-line);
    vertical-align: middle;
}
.ui-table thead th {
    font-family: var(--ui-f-mono);
    font-size: var(--ui-fs-xs);
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--ui-fg-muted);
    font-weight: 500;
    background: var(--ui-bg-soft);
    border-bottom: 2px solid var(--ui-line-strong);
    white-space: nowrap;
}
.ui-table thead th.ui-sortable {
    cursor: pointer;
    user-select: none;
}
.ui-table thead th.ui-sortable:hover { color: var(--ui-fg); }
.ui-table thead th.ui-sortable::after {
    content: " ⇅";
    color: var(--ui-fg-faint);
    font-size: 10px;
    margin-left: 4px;
}
.ui-table thead th.ui-sort-asc::after  { content: " ↑"; color: var(--ui-accent); }
.ui-table thead th.ui-sort-desc::after { content: " ↓"; color: var(--ui-accent); }

.ui-table tbody tr { transition: background var(--ui-anim-fast); }
.ui-table tbody tr:hover { background: var(--ui-bg-hover); }
.ui-table-striped tbody tr:nth-child(even) { background: var(--ui-bg-soft); }
.ui-table-striped tbody tr:nth-child(even):hover { background: var(--ui-bg-hover); }

.ui-table-compact th, .ui-table-compact td { padding: 6px 10px; }

.ui-table tbody tr.is-hidden { display: none; }
.ui-table tbody tr.is-editing { background: rgba(255, 77, 28, 0.05); }

/* Inline-editable cells */
.ui-table-cell-edit {
    cursor: text;
    position: relative;
}
.ui-table-cell-edit::after {
    content: "✎";
    position: absolute;
    right: 8px; top: 50%;
    transform: translateY(-50%);
    color: var(--ui-fg-faint);
    font-size: 10px;
    opacity: 0;
    transition: opacity var(--ui-anim-fast);
}
.ui-table-cell-edit:hover::after { opacity: 1; }
.ui-table-cell-edit-input {
    width: 100%;
    border: 1px solid var(--ui-accent);
    background: #fff;
    padding: 4px 6px;
    font-family: inherit;
    font-size: inherit;
    color: var(--ui-fg);
    outline: 0;
    box-shadow: var(--ui-shadow-glow);
}
.ui-table-cell.is-saving { opacity: 0.5; pointer-events: none; }
.ui-table-cell.is-saved {
    animation: ui-flash-saved 0.6s ease;
}
@keyframes ui-flash-saved {
    0%   { background: var(--ui-success-bg); }
    100% { background: transparent; }
}

/* Row actions */
.ui-table-actions {
    display: flex;
    gap: 4px;
    justify-content: flex-end;
    white-space: nowrap;
}
.ui-table-action {
    background: transparent;
    border: 1px solid transparent;
    color: var(--ui-fg-muted);
    width: 28px; height: 28px;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    border-radius: 0;
    transition: all var(--ui-anim-fast);
}
.ui-table-action:hover {
    color: var(--ui-fg);
    border-color: var(--ui-line-strong);
    background: var(--ui-bg);
}
.ui-table-action.is-danger:hover {
    color: var(--ui-error);
    border-color: var(--ui-error);
}

/* Pagination */
.ui-table-foot {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px var(--ui-sp-md);
    border-top: 1px solid var(--ui-line);
    background: var(--ui-bg-soft);
    font-size: var(--ui-fs-xs);
}
.ui-pager {
    display: flex; gap: 2px;
    margin-left: auto;
}
.ui-pager-btn {
    background: transparent;
    border: 1px solid var(--ui-line);
    color: var(--ui-fg-muted);
    padding: 4px 10px;
    cursor: pointer;
    font-family: var(--ui-f-mono);
    font-size: var(--ui-fs-xs);
    min-width: 30px;
}
.ui-pager-btn:hover:not([disabled]) { border-color: var(--ui-fg); color: var(--ui-fg); }
.ui-pager-btn.is-active {
    background: var(--ui-accent);
    border-color: var(--ui-accent);
    color: #fff;
}
.ui-pager-btn[disabled] { opacity: 0.4; cursor: not-allowed; }

/* Empty / loading state */
.ui-table-empty {
    text-align: center;
    padding: var(--ui-sp-xl);
    color: var(--ui-fg-faint);
    font-size: var(--ui-fs-md);
}
.ui-table-empty i {
    display: block;
    font-size: 32px;
    margin-bottom: 8px;
    color: var(--ui-fg-faint);
}

/* ============================================================
   TOGGLE BUTTON — switch + button group + multi-state
   ============================================================ */
/* Switch (single boolean) */
.ui-switch {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    user-select: none;
    font-size: var(--ui-fs-sm);
    color: var(--ui-fg);
}
.ui-switch input {
    position: absolute;
    opacity: 0; width: 0; height: 0;
}
.ui-switch-track {
    width: 38px; height: 20px;
    background: var(--ui-line-strong);
    position: relative;
    transition: background var(--ui-anim-base);
    border-radius: var(--ui-radius-pill);
}
.ui-switch-knob {
    position: absolute;
    top: 2px; left: 2px;
    width: 16px; height: 16px;
    background: #fff;
    border-radius: 50%;
    transition: transform var(--ui-anim-base);
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}
.ui-switch input:checked + .ui-switch-track {
    background: var(--ui-accent);
}
.ui-switch input:checked + .ui-switch-track .ui-switch-knob {
    transform: translateX(18px);
}
.ui-switch input:disabled + .ui-switch-track {
    opacity: 0.4;
    cursor: not-allowed;
}

/* Button group (multi-state toggle) */
.ui-toggle-group {
    display: inline-flex;
    border: 1px solid var(--ui-line-strong);
    background: var(--ui-bg);
}
.ui-toggle-btn {
    background: transparent;
    border: 0;
    padding: 8px 14px;
    font-family: var(--ui-f-body);
    font-size: var(--ui-fs-sm);
    color: var(--ui-fg-muted);
    cursor: pointer;
    transition: all var(--ui-anim-fast);
    border-right: 1px solid var(--ui-line);
    display: inline-flex;
    align-items: center;
    gap: 6px;
}
.ui-toggle-btn:last-child { border-right: 0; }
.ui-toggle-btn:hover { background: var(--ui-bg-hover); color: var(--ui-fg); }
.ui-toggle-btn.is-active {
    background: var(--ui-fg);
    color: #fff;
}
.ui-toggle-btn[disabled] { opacity: 0.4; cursor: not-allowed; }

/* Pill variant */
.ui-toggle-group-pill {
    border-radius: var(--ui-radius-pill);
    overflow: hidden;
}
.ui-toggle-group-pill .ui-toggle-btn { border-radius: var(--ui-radius-pill); }

/* ============================================================
   TOOLTIP — data-ui-title="..."
   Lightweight popover on hover/focus, responsive (tap on mobile).
   ============================================================ */
.ui-tooltip {
    position: fixed;
    background: #0f0f0f;
    color: #fff;
    padding: 6px 10px;
    font-family: var(--ui-f-body);
    font-size: var(--ui-fs-xs);
    line-height: 1.4;
    max-width: 260px;
    z-index: var(--ui-z-toast);
    pointer-events: none;
    opacity: 0;
    transform: translateY(2px);
    transition: opacity var(--ui-anim-fast), transform var(--ui-anim-fast);
    border-radius: var(--ui-radius);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
    word-wrap: break-word;
    white-space: normal;
}
.ui-tooltip.is-visible {
    opacity: 1;
    transform: translateY(0);
}
.ui-tooltip::before {
    content: "";
    position: absolute;
    border: 5px solid transparent;
}
.ui-tooltip[data-pos="top"]::before    { bottom: -10px; left: 50%; transform: translateX(-50%); border-top-color: #0f0f0f; }
.ui-tooltip[data-pos="bottom"]::before { top: -10px;    left: 50%; transform: translateX(-50%); border-bottom-color: #0f0f0f; }
.ui-tooltip[data-pos="left"]::before   { right: -10px;  top: 50%;  transform: translateY(-50%); border-left-color: #0f0f0f; }
.ui-tooltip[data-pos="right"]::before  { left: -10px;   top: 50%;  transform: translateY(-50%); border-right-color: #0f0f0f; }

/* ============================================================
   DATE PICKER — calendar popup (not native input[type=date])
   ============================================================ */
.ui-datepicker {
    position: relative;
    display: inline-block;
    width: 100%;
}
.ui-datepicker-input-wrap {
    position: relative;
    display: flex;
    align-items: center;
}
.ui-datepicker-input-wrap > input {
    padding-right: 36px;
}
.ui-datepicker-icon {
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: 0;
    color: var(--ui-fg-muted);
    cursor: pointer;
    padding: 4px;
    border-radius: 0;
    font-size: 14px;
}
.ui-datepicker-icon:hover { color: var(--ui-accent); }

.ui-datepicker-popup {
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    background: var(--ui-bg);
    border: 1px solid var(--ui-line-strong);
    box-shadow: 4px 4px 0 var(--ui-line);
    padding: 12px;
    z-index: var(--ui-z-dropdown);
    width: 280px;
    display: none;
    user-select: none;
}
.ui-datepicker.is-open .ui-datepicker-popup { display: block; }

.ui-datepicker-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 10px;
}
.ui-datepicker-nav {
    background: none;
    border: 1px solid var(--ui-line);
    color: var(--ui-fg-muted);
    width: 28px; height: 28px;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-family: var(--ui-f-mono);
    font-size: 12px;
    border-radius: 0;
    padding: 0;
}
.ui-datepicker-nav:hover { border-color: var(--ui-fg); color: var(--ui-fg); }

.ui-datepicker-title {
    font-family: var(--ui-f-display);
    font-weight: 600;
    font-size: var(--ui-fs-md);
    cursor: pointer;
    padding: 4px 10px;
    border-radius: var(--ui-radius);
}
.ui-datepicker-title:hover { background: var(--ui-bg-hover); }

.ui-datepicker-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 2px;
}
.ui-datepicker-dow {
    font-family: var(--ui-f-mono);
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--ui-fg-faint);
    text-align: center;
    padding: 4px 0;
}
.ui-datepicker-day {
    background: transparent;
    border: 0;
    color: var(--ui-fg);
    font-family: var(--ui-f-body);
    font-size: var(--ui-fs-sm);
    cursor: pointer;
    padding: 8px 0;
    border-radius: 0;
    transition: background var(--ui-anim-fast);
}
.ui-datepicker-day:hover:not(:disabled) { background: var(--ui-bg-hover); }
.ui-datepicker-day.is-other-month { color: var(--ui-fg-faint); }
.ui-datepicker-day.is-today {
    border: 1px solid var(--ui-accent);
    color: var(--ui-accent);
    font-weight: 600;
}
.ui-datepicker-day.is-selected {
    background: var(--ui-accent) !important;
    color: #fff !important;
    border-color: var(--ui-accent);
}
.ui-datepicker-day:disabled { opacity: 0.3; cursor: not-allowed; }

/* Month/year picker view */
.ui-datepicker-months, .ui-datepicker-years {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 4px;
}
.ui-datepicker-mo, .ui-datepicker-yr {
    background: transparent;
    border: 0;
    color: var(--ui-fg);
    font-family: var(--ui-f-body);
    font-size: var(--ui-fs-sm);
    cursor: pointer;
    padding: 12px 0;
    border-radius: 0;
}
.ui-datepicker-mo:hover, .ui-datepicker-yr:hover { background: var(--ui-bg-hover); }
.ui-datepicker-mo.is-selected, .ui-datepicker-yr.is-selected {
    background: var(--ui-accent);
    color: #fff;
}

.ui-datepicker-foot {
    display: flex;
    justify-content: space-between;
    margin-top: 10px;
    padding-top: 10px;
    border-top: 1px solid var(--ui-line);
}

/* ============================================================
   DRAGGABLE PANEL — drag/drop + localStorage position memory
   ============================================================ */
.ui-panel {
    background: var(--ui-bg);
    border: 1px solid var(--ui-line);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    position: relative;
    min-width: 240px;
    display: flex;
    flex-direction: column;
}
.ui-panel.is-floating {
    position: fixed;
    z-index: var(--ui-z-sticky);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}
.ui-panel.is-dragging {
    opacity: 0.8;
    cursor: grabbing !important;
}

.ui-panel-head {
    background: var(--ui-bg-soft);
    border-bottom: 1px solid var(--ui-line);
    padding: 8px 12px;
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: grab;
    user-select: none;
}
.ui-panel.is-dragging .ui-panel-head { cursor: grabbing; }
.ui-panel-grip {
    color: var(--ui-fg-faint);
    font-size: 14px;
    line-height: 1;
}
.ui-panel-title {
    font-family: var(--ui-f-display);
    font-size: var(--ui-fs-md);
    font-weight: 600;
    flex: 1;
    color: var(--ui-fg);
}
.ui-panel-actions {
    display: flex;
    gap: 4px;
    margin-left: auto;
}
.ui-panel-btn {
    background: none;
    border: 0;
    color: var(--ui-fg-muted);
    cursor: pointer;
    width: 22px; height: 22px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    border-radius: 0;
    padding: 0;
}
.ui-panel-btn:hover { color: var(--ui-fg); background: var(--ui-bg-hover); }

.ui-panel-body {
    padding: 12px;
    overflow: auto;
    flex: 1;
}
.ui-panel.is-collapsed .ui-panel-body { display: none; }

/* ============================================================
   LAYOUT TEMPLATES
   Composable shell + page patterns. No JS unless noted.
   ============================================================ */

/* ---- Shell: sidebar + topbar + main (admin/dashboard) ---- */
.ui-shell {
    display: grid;
    grid-template-columns: 240px 1fr;
    grid-template-rows: 56px 1fr;
    grid-template-areas:
        "sidebar topbar"
        "sidebar main";
    min-height: 100vh;
    background: var(--ui-bg-soft);
}
.ui-shell-sidebar {
    grid-area: sidebar;
    background: var(--ui-bg);
    border-right: 1px solid var(--ui-line);
    overflow-y: auto;
    padding: 14px 0;
    position: sticky;
    top: 0;
    height: 100vh;
}
.ui-shell-topbar {
    grid-area: topbar;
    background: var(--ui-bg);
    border-bottom: 1px solid var(--ui-line);
    display: flex;
    align-items: center;
    padding: 0 var(--ui-sp-lg);
    gap: var(--ui-sp-sm);
    position: sticky;
    top: 0;
    z-index: var(--ui-z-sticky);
}
.ui-shell-main {
    grid-area: main;
    padding: var(--ui-sp-lg);
    overflow: auto;
}
.ui-shell-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 18px 14px;
    margin-bottom: 10px;
    border-bottom: 1px solid var(--ui-line);
    font-family: var(--ui-f-display);
    font-weight: 700;
    font-size: 16px;
    color: var(--ui-fg);
}
.ui-shell-brand i { color: var(--ui-accent); font-size: 18px; }
.ui-shell-nav { display: flex; flex-direction: column; padding: 0 8px; }
.ui-shell-nav-link {
    display: flex; align-items: center; gap: 10px;
    padding: 9px 14px;
    color: var(--ui-fg-muted);
    text-decoration: none;
    font-size: var(--ui-fs-sm);
    border-left: 3px solid transparent;
    transition: background var(--ui-anim-fast), color var(--ui-anim-fast);
}
.ui-shell-nav-link:hover { background: var(--ui-bg-hover); color: var(--ui-fg); }
.ui-shell-nav-link.is-active {
    background: var(--ui-accent-bg);
    color: var(--ui-accent-d);
    border-left-color: var(--ui-accent);
}
.ui-shell-nav-link i { width: 16px; text-align: center; opacity: .8; }
.ui-shell-nav-section {
    font-family: var(--ui-f-mono);
    font-size: 9px;
    text-transform: uppercase;
    letter-spacing: 0.16em;
    color: var(--ui-fg-faint);
    padding: 14px 18px 4px;
    margin: 4px 0 0;
}

@media (max-width: 768px) {
    .ui-shell {
        grid-template-columns: 1fr;
        grid-template-areas: "topbar" "main";
    }
    .ui-shell-sidebar {
        position: fixed;
        left: -240px; top: 0;
        z-index: var(--ui-z-modal-bd);
        transition: left var(--ui-anim-base);
        width: 240px;
    }
    .ui-shell.is-mobile-open .ui-shell-sidebar { left: 0; }
}

/* ---- Wizard: step indicator + main (Duck wizard pattern) ---- */
.ui-wizard {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: var(--ui-sp-lg);
    background: var(--ui-bg);
    border: 1px solid var(--ui-line);
    overflow: hidden;
}
.ui-wizard-side {
    background: var(--ui-bg-soft);
    border-right: 1px solid var(--ui-line);
    padding: var(--ui-sp-lg);
}
.ui-wizard-step {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: 12px 0;
    border-bottom: 1px solid var(--ui-line);
    cursor: pointer;
    transition: opacity var(--ui-anim-fast);
}
.ui-wizard-step:last-child { border-bottom: 0; }
.ui-wizard-step:hover .ui-wizard-step-num { border-color: var(--ui-fg); }
.ui-wizard-step-num {
    width: 32px; height: 32px;
    flex-shrink: 0;
    display: flex; align-items: center; justify-content: center;
    border: 1.5px solid var(--ui-line-strong);
    background: #fff;
    font-family: var(--ui-f-mono);
    font-weight: 600;
    font-size: 12px;
    color: var(--ui-fg-muted);
    border-radius: var(--ui-radius);
}
.ui-wizard-step.is-current .ui-wizard-step-num {
    background: var(--ui-accent);
    border-color: var(--ui-accent);
    color: #fff;
}
.ui-wizard-step.is-done .ui-wizard-step-num {
    background: var(--ui-success);
    border-color: var(--ui-success);
    color: #fff;
}
.ui-wizard-step.is-done .ui-wizard-step-num::before { content: "✓"; }
.ui-wizard-step.is-done .ui-wizard-step-num > span { display: none; }
.ui-wizard-step.is-disabled { opacity: 0.4; cursor: not-allowed; }
.ui-wizard-step-info { flex: 1; padding-top: 4px; }
.ui-wizard-step-label {
    font-family: var(--ui-f-mono);
    font-size: 9px;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    color: var(--ui-fg-faint);
    margin: 0 0 2px;
}
.ui-wizard-step-title {
    font-size: var(--ui-fs-md);
    color: var(--ui-fg);
    font-weight: 500;
    margin: 0;
}
.ui-wizard-step.is-current .ui-wizard-step-title { color: var(--ui-accent-d); font-weight: 600; }
.ui-wizard-main {
    padding: var(--ui-sp-xl);
    min-height: 480px;
    display: flex;
    flex-direction: column;
}
.ui-wizard-foot {
    margin-top: auto;
    padding-top: var(--ui-sp-md);
    border-top: 1px solid var(--ui-line);
    display: flex;
    justify-content: space-between;
    gap: var(--ui-sp-sm);
}

@media (max-width: 768px) {
    .ui-wizard { grid-template-columns: 1fr; }
    .ui-wizard-side { border-right: 0; border-bottom: 1px solid var(--ui-line); }
    .ui-wizard-main { padding: var(--ui-sp-lg); }
}

/* ---- Split: two columns, optional resizer ---- */
.ui-split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--ui-sp-md);
    min-height: 320px;
}
.ui-split-3070 { grid-template-columns: 30% 1fr; }
.ui-split-7030 { grid-template-columns: 1fr 30%; }
.ui-split > .ui-split-pane {
    background: var(--ui-bg);
    border: 1px solid var(--ui-line);
    padding: var(--ui-sp-md);
    overflow: auto;
}
@media (max-width: 768px) {
    .ui-split, .ui-split-3070, .ui-split-7030 { grid-template-columns: 1fr; }
}

/* ---- Toolbar: action header (icon + text + dropdown menus) ---- */
.ui-toolbar {
    display: flex;
    align-items: center;
    gap: var(--ui-sp-sm);
    padding: var(--ui-sp-sm) var(--ui-sp-md);
    background: var(--ui-bg);
    border: 1px solid var(--ui-line);
    border-radius: var(--ui-radius);
    flex-wrap: wrap;
}
.ui-toolbar-section {
    display: flex;
    align-items: center;
    gap: 4px;
    padding-right: var(--ui-sp-sm);
    border-right: 1px solid var(--ui-line);
}
.ui-toolbar-section:last-of-type { border-right: 0; }
.ui-toolbar-spacer { flex: 1; }
.ui-toolbar-btn {
    background: transparent;
    border: 1px solid transparent;
    padding: 6px 10px;
    font-size: var(--ui-fs-sm);
    color: var(--ui-fg-soft);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    border-radius: 0;
    font-family: inherit;
    transition: all var(--ui-anim-fast);
}
.ui-toolbar-btn:hover { background: var(--ui-bg-hover); color: var(--ui-fg); }
.ui-toolbar-btn.is-active {
    background: var(--ui-accent-bg);
    color: var(--ui-accent-d);
    border-color: var(--ui-accent);
}
.ui-toolbar-btn i { font-size: 13px; opacity: 0.85; }
.ui-toolbar-divider {
    width: 1px;
    height: 22px;
    background: var(--ui-line);
    margin: 0 4px;
}

/* ---- Section card: titled card with optional header actions ---- */
.ui-section-card {
    background: var(--ui-bg);
    border: 1px solid var(--ui-line);
    margin-bottom: var(--ui-sp-md);
}
.ui-section-card-head {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: var(--ui-sp-md) var(--ui-sp-lg);
    border-bottom: 1px solid var(--ui-line);
    background: var(--ui-bg-soft);
}
.ui-section-card-icon {
    width: 32px; height: 32px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--ui-accent-bg);
    color: var(--ui-accent-d);
}
.ui-section-card-title {
    font-family: var(--ui-f-display);
    font-size: var(--ui-fs-lg);
    font-weight: 600;
    flex: 1;
    margin: 0;
}
.ui-section-card-sub {
    display: block;
    font-family: var(--ui-f-body);
    font-weight: 400;
    font-size: var(--ui-fs-xs);
    color: var(--ui-fg-muted);
    margin-top: 2px;
    text-transform: none;
    letter-spacing: 0;
}
.ui-section-card-actions { margin-left: auto; display: flex; gap: 6px; }
.ui-section-card-body {
    padding: var(--ui-sp-lg);
    color: var(--ui-fg-soft);
}

/* ---- Empty state: icon + title + sub + CTA ---- */
.ui-empty {
    text-align: center;
    padding: var(--ui-sp-xl) var(--ui-sp-lg);
    color: var(--ui-fg-muted);
}
.ui-empty-icon {
    font-size: 48px;
    color: var(--ui-fg-faint);
    margin-bottom: var(--ui-sp-md);
    display: block;
}
.ui-empty-title {
    font-family: var(--ui-f-display);
    font-size: var(--ui-fs-xl);
    color: var(--ui-fg);
    margin: 0 0 6px;
}
.ui-empty-sub {
    font-size: var(--ui-fs-md);
    margin: 0 auto var(--ui-sp-md);
    max-width: 400px;
    line-height: 1.5;
}

/* ---- Stat card: KPI tile ---- */
.ui-stat {
    background: var(--ui-bg);
    border: 1px solid var(--ui-line);
    padding: var(--ui-sp-md) var(--ui-sp-lg);
    transition: border-color var(--ui-anim-fast);
}
.ui-stat:hover { border-color: var(--ui-fg); }
.ui-stat-head {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: var(--ui-sp-sm);
}
.ui-stat-icon {
    width: 36px; height: 36px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--ui-accent-bg);
    color: var(--ui-accent-d);
    font-size: 16px;
}
.ui-stat-label {
    font-family: var(--ui-f-mono);
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    color: var(--ui-fg-muted);
    flex: 1;
}
.ui-stat-value {
    font-family: var(--ui-f-display);
    font-size: 32px;
    font-weight: 700;
    line-height: 1;
    color: var(--ui-fg);
    letter-spacing: -0.01em;
}
.ui-stat-trend {
    margin-top: 6px;
    font-size: var(--ui-fs-xs);
    color: var(--ui-fg-muted);
    display: flex;
    align-items: center;
    gap: 4px;
}
.ui-stat-trend-up   { color: var(--ui-success); }
.ui-stat-trend-down { color: var(--ui-error); }

/* ============================================================
   PWA INSTALL BUTTON (CSS-only styling, JS in main file)
   ============================================================ */
.ui-pwa-install {
    display: none;        /* JS reveals when installable */
    align-items: center;
    gap: 6px;
}
.ui-pwa-install.is-available { display: inline-flex; }
.ui-pwa-install i { color: var(--ui-accent); }

/* ============================================================
   Tooltip — rich (HTML) variant
   ============================================================ */
.ui-tooltip.ui-tooltip-rich {
    pointer-events: auto;
    max-width: 360px;
    padding: 12px 14px;
}
.ui-tooltip.ui-tooltip-rich strong { color: #fff; display: block; margin-bottom: 4px; }
.ui-tooltip.ui-tooltip-rich a { color: #6cb6ff; }
.ui-tooltip.ui-tooltip-rich code {
    background: rgba(255,255,255,0.15);
    padding: 1px 5px;
    font-family: var(--ui-f-mono);
    font-size: 10px;
}

/* ============================================================
   DARK MODE — opt-in via [data-theme="dark"] on html or body
   Variables only override; no component-level rewriting needed.
   ============================================================ */
[data-theme="dark"] {
    /* Darkwing's natural habitat — night-sky purple */
    --ui-bg:        #0f0a24;       /* deep midnight purple */
    --ui-bg-soft:   #1a1340;       /* slightly lifted */
    --ui-bg-card:   #211851;       /* card surface */
    --ui-bg-hover:  #2c2168;       /* hover indigo */

    --ui-fg:        #f5f3ff;       /* lavanta-tinted white */
    --ui-fg-soft:   #d4ccff;
    --ui-fg-muted:  #9a91c4;
    --ui-fg-faint:  #5b5485;

    --ui-line:      #3b2f7a;
    --ui-line-strong: #5746ad;
    --ui-line-hi:   #f5f3ff;

    /* Pastel'i karanlıkta canlı tutmak için subtle desat */
    --ui-accent:    #a78bfa;       /* lavanta primary (light purple parlasın) */
    --ui-accent-d:  #8b6cef;
    --ui-success:   #4ade80;
    --ui-success-d: #22c55e;
    --ui-warning:   #fbbf24;
    --ui-warning-d: #f59e0b;
    --ui-error:     #fb7185;
    --ui-error-d:   #f43f5e;
    --ui-info:      #67e8f9;
    --ui-info-d:    #22d3ee;

    --ui-success-bg: #0f3a1f;
    --ui-warning-bg: #3a2a08;
    --ui-error-bg:   #3a1024;
    --ui-info-bg:    #08323a;
    --ui-accent-bg:  #2c2168;

    --ui-pink:       #f0abfc;
    --ui-pink-d:     #d946ef;
    --ui-mint:       #4ade80;
    --ui-gold:       #fde047;
    --ui-gold-d:     #facc15;

    --ui-space:       #1a0844;
    --ui-space-d:     #0d0322;
    --ui-space-soft:  #2a1759;

    --ui-shadow-sm: 2px 2px 0 #000;
    --ui-shadow-md: 4px 4px 0 #000;
    --ui-shadow-lg: 8px 8px 0 #000;
    --ui-shadow-pop: 5px 5px 0 var(--ui-accent);
    --ui-shadow-pop-deep: 6px 6px 0 var(--ui-space-soft);
    --ui-shadow-cape: -10px 14px 0 #000, 4px 4px 0 var(--ui-accent);
    --ui-shadow-glow: 0 0 0 3px rgba(167, 139, 250, 0.45);
    --ui-shadow-halo-gold: 0 0 0 4px rgba(253, 224, 71, 0.65), 0 0 22px rgba(253, 224, 71, 0.65);
    --ui-shadow-blur-deep: 0 12px 40px -6px rgba(0, 0, 0, 0.75), 6px 6px 0 #000;
}
[data-theme="dark"] body,
body[data-theme="dark"] { background: var(--ui-bg); color: var(--ui-fg); }

.ui-theme-toggle {
    width: 38px; height: 38px;
    display: inline-flex; align-items: center; justify-content: center;
    border: 1px solid var(--ui-line); background: var(--ui-bg-card); color: var(--ui-fg);
    cursor: pointer; transition: background var(--ui-anim-fast), border-color var(--ui-anim-fast);
}
.ui-theme-toggle:hover { background: var(--ui-bg-hover); border-color: var(--ui-line-strong); }
.ui-theme-toggle .ui-theme-toggle-dark,
[data-theme="dark"] .ui-theme-toggle .ui-theme-toggle-light { display: none; }
[data-theme="dark"] .ui-theme-toggle .ui-theme-toggle-dark { display: inline; }

/* ============================================================
   TABS — horizontal/vertical, keyboard-nav, ARIA-correct
   ============================================================ */
.ui-tabs { display: flex; flex-direction: column; gap: var(--ui-sp-md); }
.ui-tabs.is-vertical { flex-direction: row; }
.ui-tab-list {
    display: flex; gap: 0; border-bottom: 1px solid var(--ui-line);
    overflow-x: auto;
}
.ui-tabs.is-vertical .ui-tab-list {
    flex-direction: column; border-bottom: none; border-right: 1px solid var(--ui-line);
    min-width: 180px;
}
.ui-tab {
    appearance: none; border: none; background: transparent;
    padding: 10px 18px;
    font-family: var(--ui-f-body); font-size: var(--ui-fs-sm); font-weight: 500;
    color: var(--ui-fg-muted); cursor: pointer; white-space: nowrap;
    border-bottom: 2px solid transparent; margin-bottom: -1px;
    transition: color var(--ui-anim-fast), border-color var(--ui-anim-fast);
}
.ui-tabs.is-vertical .ui-tab {
    text-align: left; border-bottom: none; border-right: 2px solid transparent;
    margin-bottom: 0; margin-right: -1px;
}
.ui-tab:hover { color: var(--ui-fg); }
.ui-tab[aria-selected="true"] {
    color: var(--ui-fg); border-color: var(--ui-accent);
}
.ui-tab:focus-visible { outline: 2px solid var(--ui-accent); outline-offset: 2px; }
.ui-tab-panel { padding: var(--ui-sp-md) 0; }
.ui-tab-panel[hidden] { display: none; }
.ui-tabs.is-vertical .ui-tab-panel { padding: 0 0 0 var(--ui-sp-md); flex: 1; }

/* ============================================================
   ACCORDION
   ============================================================ */
.ui-accordion { border: 1px solid var(--ui-line); background: var(--ui-bg-card); }
.ui-accordion-item + .ui-accordion-item { border-top: 1px solid var(--ui-line); }
.ui-accordion-trigger {
    appearance: none; width: 100%; text-align: left;
    background: transparent; border: none; cursor: pointer;
    padding: 14px 16px;
    font-family: var(--ui-f-body); font-size: var(--ui-fs-md); font-weight: 600;
    color: var(--ui-fg);
    display: flex; align-items: center; justify-content: space-between; gap: 12px;
    transition: background var(--ui-anim-fast);
}
.ui-accordion-trigger:hover { background: var(--ui-bg-hover); }
.ui-accordion-trigger:focus-visible { outline: 2px solid var(--ui-accent); outline-offset: -2px; }
.ui-accordion-trigger .ui-accordion-icon {
    transition: transform var(--ui-anim-base); flex-shrink: 0; font-size: 12px;
    color: var(--ui-fg-muted);
}
.ui-accordion-trigger[aria-expanded="true"] .ui-accordion-icon { transform: rotate(180deg); }
.ui-accordion-content {
    padding: 0 16px 16px;
    font-size: var(--ui-fs-sm); color: var(--ui-fg-soft); line-height: 1.6;
}
.ui-accordion-content[hidden] { display: none; }

/* ============================================================
   SKELETON LOADER — shimmer animation, shape variants
   ============================================================ */
.ui-skeleton {
    display: block; background: var(--ui-bg-hover); position: relative; overflow: hidden;
    border-radius: var(--ui-radius);
}
.ui-skeleton::after {
    content: ''; position: absolute; inset: 0;
    background: linear-gradient(90deg,
        transparent 0%,
        rgba(255, 255, 255, 0.45) 50%,
        transparent 100%);
    transform: translateX(-100%);
    animation: ui-skeleton-shimmer 1.4s infinite;
}
[data-theme="dark"] .ui-skeleton::after {
    background: linear-gradient(90deg,
        transparent 0%,
        rgba(255, 255, 255, 0.06) 50%,
        transparent 100%);
}
@keyframes ui-skeleton-shimmer { to { transform: translateX(100%); } }
.ui-skeleton-text { height: 12px; margin: 8px 0; }
.ui-skeleton-text.is-h2 { height: 24px; }
.ui-skeleton-text.is-h1 { height: 32px; }
.ui-skeleton-text.is-short { width: 40%; }
.ui-skeleton-text.is-half { width: 60%; }
.ui-skeleton-circle { border-radius: 50%; width: 40px; height: 40px; }
.ui-skeleton-rect { width: 100%; aspect-ratio: 16 / 9; }

/* ============================================================
   PROGRESS BAR — determinate + indeterminate
   ============================================================ */
.ui-progress {
    width: 100%; height: 6px; background: var(--ui-bg-hover);
    border-radius: var(--ui-radius-pill); overflow: hidden;
    position: relative;
}
.ui-progress.is-thin { height: 3px; }
.ui-progress.is-thick { height: 10px; }
.ui-progress-bar {
    height: 100%; background: var(--ui-accent);
    transition: width var(--ui-anim-slow);
    border-radius: inherit;
}
.ui-progress-bar.is-success { background: var(--ui-success); }
.ui-progress-bar.is-warning { background: var(--ui-warning); }
.ui-progress-bar.is-error   { background: var(--ui-error); }
.ui-progress.is-indeterminate .ui-progress-bar {
    width: 30%;
    animation: ui-progress-indet 1.6s infinite cubic-bezier(.4, 0, .6, 1);
}
@keyframes ui-progress-indet {
    0%   { transform: translateX(-100%); }
    100% { transform: translateX(400%); }
}
.ui-progress-label {
    display: flex; justify-content: space-between; align-items: baseline;
    font-size: var(--ui-fs-xs); color: var(--ui-fg-muted);
    margin-bottom: 6px; font-family: var(--ui-f-mono);
}

/* ============================================================
   AVATAR — initials fallback + image + group stack
   ============================================================ */
.ui-avatar {
    display: inline-flex; align-items: center; justify-content: center;
    width: 36px; height: 36px;
    background: var(--ui-bg-hover); color: var(--ui-fg);
    border: 1px solid var(--ui-line);
    font-family: var(--ui-f-display); font-weight: 600; font-size: 13px;
    border-radius: 50%;
    overflow: hidden;
    flex-shrink: 0;
    text-transform: uppercase;
    user-select: none;
}
.ui-avatar img { width: 100%; height: 100%; object-fit: cover; }
.ui-avatar-sq { border-radius: var(--ui-radius); }
.ui-avatar-xs { width: 22px; height: 22px; font-size: 10px; }
.ui-avatar-sm { width: 28px; height: 28px; font-size: 11px; }
.ui-avatar-lg { width: 48px; height: 48px; font-size: 16px; }
.ui-avatar-xl { width: 64px; height: 64px; font-size: 22px; }
/* Auto-color initials variants */
.ui-avatar.is-color-1 { background: #e2eef9; color: #0f4c80; }
.ui-avatar.is-color-2 { background: #e6f4ec; color: #0f6638; }
.ui-avatar.is-color-3 { background: #fcf2dd; color: #a76800; }
.ui-avatar.is-color-4 { background: #fae0e0; color: #8a2424; }
.ui-avatar.is-color-5 { background: #ffe9e0; color: #b8330a; }
.ui-avatar.is-color-6 { background: #ece4f5; color: #553f7a; }

.ui-avatar-group { display: inline-flex; }
.ui-avatar-group .ui-avatar + .ui-avatar { margin-left: -10px; }
.ui-avatar-group .ui-avatar { box-shadow: 0 0 0 2px var(--ui-bg); }
.ui-avatar-group-more {
    display: inline-flex; align-items: center; justify-content: center;
    margin-left: -10px; padding: 0 10px; height: 36px;
    background: var(--ui-bg-card); border: 1px solid var(--ui-line);
    font-family: var(--ui-f-mono); font-size: 11px; color: var(--ui-fg-muted);
    border-radius: var(--ui-radius-pill);
}

/* ============================================================
   BREADCRUMB
   ============================================================ */
.ui-breadcrumb {
    display: flex; flex-wrap: wrap; align-items: center; gap: 6px;
    font-size: var(--ui-fs-sm); font-family: var(--ui-f-body);
    list-style: none; margin: 0; padding: 0;
}
.ui-breadcrumb-item { display: inline-flex; align-items: center; gap: 6px; }
.ui-breadcrumb-item a {
    color: var(--ui-fg-muted); text-decoration: none;
    transition: color var(--ui-anim-fast);
}
.ui-breadcrumb-item a:hover { color: var(--ui-accent); }
.ui-breadcrumb-item[aria-current="page"] { color: var(--ui-fg); font-weight: 500; }
.ui-breadcrumb-sep { color: var(--ui-fg-faint); font-size: 10px; user-select: none; }

/* ============================================================
   FORM VALIDATION STATES
   ============================================================ */
.ui-input.is-invalid, .ui-textarea.is-invalid,
.ui-select-control.is-invalid {
    border-color: var(--ui-error);
    box-shadow: 0 0 0 3px rgba(196, 60, 60, 0.12);
}
.ui-input.is-valid, .ui-textarea.is-valid,
.ui-select-control.is-valid {
    border-color: var(--ui-success);
}
.ui-field.is-invalid .ui-label { color: var(--ui-error); }
.ui-field.is-invalid .ui-help { display: none; }
.ui-field .ui-success-text {
    display: none;
    margin-top: 6px; font-size: var(--ui-fs-xs); color: var(--ui-success);
    font-family: var(--ui-f-mono);
}
.ui-field.is-valid .ui-success-text { display: block; }

/* ============================================================
   UTILITIES — sr-only, stack/cluster spacing, focus management
   ============================================================ */
.ui-sr-only {
    position: absolute !important; width: 1px !important; height: 1px !important;
    padding: 0 !important; margin: -1px !important; overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important; white-space: nowrap !important; border: 0 !important;
}
.ui-skip-link {
    position: absolute; top: -40px; left: 8px; z-index: 9999;
    padding: 8px 14px; background: var(--ui-fg); color: var(--ui-bg);
    font-family: var(--ui-f-mono); font-size: 11px; text-decoration: none;
    transition: top var(--ui-anim-base);
}
.ui-skip-link:focus { top: 8px; }

.ui-stack { display: flex; flex-direction: column; }
.ui-stack-xs { gap: var(--ui-sp-xs); }
.ui-stack-sm { gap: var(--ui-sp-sm); }
.ui-stack-md { gap: var(--ui-sp-md); }
.ui-stack-lg { gap: var(--ui-sp-lg); }
.ui-stack-xl { gap: var(--ui-sp-xl); }
.ui-cluster { display: flex; flex-wrap: wrap; align-items: center; gap: var(--ui-sp-sm); }
.ui-cluster-md { gap: var(--ui-sp-md); }
.ui-cluster-lg { gap: var(--ui-sp-lg); }

/* ============================================================
   SORTABLE LIST — drag & drop reorder, HTML5 native DnD
   ============================================================ */
[data-ui-sortable] { padding: 0; margin: 0; list-style: none; }
.ui-sortable-item {
    cursor: grab;
    background: var(--ui-bg-card);
    border: 1px solid var(--ui-line);
    padding: 12px 14px;
    margin-bottom: 6px;
    display: flex; align-items: center; gap: 12px;
    transition: opacity var(--ui-anim-fast), border-color var(--ui-anim-fast), background var(--ui-anim-fast);
    user-select: none;
}
.ui-sortable-item:active,
.ui-sortable-item.is-dragging { cursor: grabbing; }
.ui-sortable-item.is-dragging { opacity: 0.35; }
.ui-sortable-item.is-drop-target {
    border-color: var(--ui-accent);
    background: var(--ui-accent-bg);
    box-shadow: inset 0 0 0 1px var(--ui-accent);
}
.ui-drag-handle {
    color: var(--ui-fg-faint); cursor: grab; font-size: 12px; flex-shrink: 0;
}
.ui-drag-handle:hover { color: var(--ui-fg-muted); }

/* ============================================================
   EDITOR — minimal WYSIWYG (contenteditable + execCommand)
   ============================================================ */
.ui-editor {
    border: 1px solid var(--ui-line);
    background: var(--ui-bg-card);
    display: flex; flex-direction: column;
}
.ui-editor-toolbar {
    display: flex; flex-wrap: wrap; align-items: center; gap: 1px;
    padding: 6px;
    border-bottom: 1px solid var(--ui-line);
    background: var(--ui-bg-soft);
}
.ui-editor-btn {
    appearance: none; background: transparent; border: none;
    min-width: 30px; height: 30px; padding: 0 6px;
    cursor: pointer;
    color: var(--ui-fg-soft);
    border-radius: 0;
    transition: background var(--ui-anim-fast), color var(--ui-anim-fast);
    display: inline-flex; align-items: center; justify-content: center;
    font-size: 13px; font-family: var(--ui-f-body);
}
.ui-editor-btn:hover { background: var(--ui-bg-hover); color: var(--ui-fg); }
.ui-editor-btn:focus-visible { outline: 2px solid var(--ui-accent); outline-offset: -2px; }
.ui-editor-btn.is-active { background: var(--ui-accent-bg); color: var(--ui-accent); }
.ui-editor-sep { width: 1px; height: 18px; background: var(--ui-line); margin: 0 4px; flex-shrink: 0; }
.ui-editor-content {
    padding: 14px 16px;
    min-height: 180px;
    font-family: var(--ui-f-body);
    font-size: var(--ui-fs-md); line-height: 1.65;
    color: var(--ui-fg);
    outline: none;
}
.ui-editor-content:empty::before {
    content: attr(data-placeholder);
    color: var(--ui-fg-faint);
    pointer-events: none;
}
.ui-editor-content h1, .ui-editor-content h2, .ui-editor-content h3 {
    font-family: var(--ui-f-display); font-weight: 600;
    margin: 0 0 12px; line-height: 1.2;
}
.ui-editor-content h1 { font-size: 26px; }
.ui-editor-content h2 { font-size: 21px; }
.ui-editor-content h3 { font-size: 17px; }
.ui-editor-content p { margin: 0 0 12px; }
.ui-editor-content ul, .ui-editor-content ol { margin: 0 0 12px 22px; padding: 0; }
.ui-editor-content blockquote {
    margin: 0 0 12px; padding: 6px 14px;
    border-left: 3px solid var(--ui-accent);
    color: var(--ui-fg-soft); font-style: italic;
}
.ui-editor-content code {
    background: var(--ui-bg-hover); padding: 1px 6px;
    font-family: var(--ui-f-mono); font-size: 12px;
    border: 1px solid var(--ui-line);
}
.ui-editor-content a { color: var(--ui-accent); text-decoration: underline; }

/* ============================================================
   HTML INSPECTOR — floating <> button on hover
   ============================================================ */
[data-ui-inspect] { position: relative; }
.ui-html-inspector-btn {
    position: absolute; top: 8px; right: 8px;
    width: 30px; height: 30px;
    appearance: none; border: 1px solid var(--ui-line);
    background: var(--ui-bg-card); color: var(--ui-fg-muted);
    cursor: pointer; z-index: 5;
    display: inline-flex; align-items: center; justify-content: center;
    font-size: 11px;
    transition: opacity var(--ui-anim-fast), color var(--ui-anim-fast), background var(--ui-anim-fast), border-color var(--ui-anim-fast);
    opacity: 0;
}
[data-ui-inspect]:hover > .ui-html-inspector-btn,
[data-ui-inspect]:focus-within > .ui-html-inspector-btn,
.ui-html-inspector-btn:focus { opacity: 1; }
.ui-html-inspector-btn:hover {
    color: var(--ui-accent); border-color: var(--ui-accent); background: var(--ui-accent-bg);
}
.ui-html-inspector-pre {
    background: #0f0f0f; color: #e5e5e5;
    padding: 14px 16px;
    margin: 0;
    font-family: var(--ui-f-mono); font-size: 11.5px; line-height: 1.6;
    max-height: 60vh;
    overflow: auto;
    white-space: pre;
    border: 1px solid var(--ui-line);
}
[data-theme="dark"] .ui-html-inspector-pre { background: #000; border-color: var(--ui-line-strong); }

@media (prefers-reduced-motion: reduce) {
    .ui-btn, .ui-card, .ui-modal, .ui-modal-backdrop,
    .ui-input, .ui-select-control, .ui-upload,
    .ui-switch-track, .ui-switch-knob, .ui-toggle-btn,
    .ui-table tr, .ui-table-cell, .ui-tooltip,
    .ui-shell-nav-link, .ui-toolbar-btn, .ui-stat,
    .ui-tab, .ui-accordion-trigger, .ui-accordion-icon,
    .ui-progress-bar, .ui-sortable-item, .ui-editor-btn,
    .ui-html-inspector-btn { transition: none !important; }
    .ui-btn .ui-spinner,
    .ui-skeleton::after,
    .ui-progress.is-indeterminate .ui-progress-bar { animation: none !important; }
    .ui-table-cell.is-saved { animation: none; }
}

/* ============================================================
   TOAST — auto-dismissing notifications, ARIA live region
   ============================================================ */
.ui-toast-stack {
    position: fixed;
    z-index: var(--ui-z-toast);
    display: flex; flex-direction: column; gap: 10px;
    max-width: 360px; pointer-events: none;
}
.ui-toast-stack[data-pos="top-right"]    { top: 16px;    right: 16px; }
.ui-toast-stack[data-pos="top-left"]     { top: 16px;    left: 16px; }
.ui-toast-stack[data-pos="bottom-right"] { bottom: 16px; right: 16px; }
.ui-toast-stack[data-pos="bottom-left"]  { bottom: 16px; left: 16px; }
.ui-toast-stack[data-pos="top-center"]   { top: 16px;    left: 50%; transform: translateX(-50%); }
.ui-toast {
    pointer-events: auto;
    background: var(--ui-bg-card); color: var(--ui-fg);
    border: 1px solid var(--ui-line);
    border-left: 3px solid var(--ui-line-hi);
    box-shadow: var(--ui-shadow-md);
    padding: 12px 14px 12px 16px;
    display: flex; gap: 12px; align-items: flex-start;
    min-width: 280px;
    animation: ui-toast-in var(--ui-anim-slow);
    position: relative;
}
.ui-toast.is-leaving { animation: ui-toast-out var(--ui-anim-base) forwards; }
@keyframes ui-toast-in  { from { transform: translateY(-8px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }
@keyframes ui-toast-out { to { transform: translateY(-6px); opacity: 0; } }
.ui-toast-success { border-left-color: var(--ui-success); }
.ui-toast-warning { border-left-color: var(--ui-warning); }
.ui-toast-error   { border-left-color: var(--ui-error); }
.ui-toast-info    { border-left-color: var(--ui-info); }
.ui-toast-icon { font-size: 16px; line-height: 1.2; flex-shrink: 0; margin-top: 2px; }
.ui-toast-success .ui-toast-icon { color: var(--ui-success); }
.ui-toast-warning .ui-toast-icon { color: var(--ui-warning); }
.ui-toast-error   .ui-toast-icon { color: var(--ui-error); }
.ui-toast-info    .ui-toast-icon { color: var(--ui-info); }
.ui-toast-body { flex: 1; min-width: 0; }
.ui-toast-title { font-weight: 600; font-size: var(--ui-fs-md); margin-bottom: 2px; }
.ui-toast-message { font-size: var(--ui-fs-sm); color: var(--ui-fg-muted); line-height: 1.5; word-wrap: break-word; }
.ui-toast-close {
    appearance: none; background: transparent; border: none; padding: 0; cursor: pointer;
    color: var(--ui-fg-faint); font-size: 18px; line-height: 1;
    width: 22px; height: 22px; flex-shrink: 0; margin-top: -2px;
}
.ui-toast-close:hover { color: var(--ui-fg); }
.ui-toast-progress {
    position: absolute; left: 0; bottom: 0; height: 2px;
    background: currentColor; opacity: 0.4; width: 100%;
    transform-origin: left center;
    animation: ui-toast-prog linear forwards;
}
@keyframes ui-toast-prog { from { transform: scaleX(1); } to { transform: scaleX(0); } }

/* ============================================================
   PAGINATION — standalone nav for non-table contexts
   ============================================================ */
.ui-pagination {
    display: inline-flex; align-items: center; gap: 4px;
    font-family: var(--ui-f-mono); font-size: var(--ui-fs-sm);
}
.ui-page-btn {
    appearance: none; background: var(--ui-bg-card);
    border: 1px solid var(--ui-line);
    color: var(--ui-fg-soft);
    min-width: 32px; height: 32px; padding: 0 8px;
    cursor: pointer; user-select: none;
    display: inline-flex; align-items: center; justify-content: center;
    transition: background var(--ui-anim-fast), border-color var(--ui-anim-fast), color var(--ui-anim-fast);
}
.ui-page-btn:hover:not(:disabled):not(.is-active) { background: var(--ui-bg-hover); border-color: var(--ui-line-strong); }
.ui-page-btn:disabled { opacity: 0.4; cursor: not-allowed; }
.ui-page-btn.is-active {
    background: var(--ui-fg); color: var(--ui-bg); border-color: var(--ui-fg);
    font-weight: 600;
}
.ui-page-ellipsis {
    color: var(--ui-fg-faint);
    padding: 0 4px;
    user-select: none;
}
.ui-pagination-info {
    margin-left: 12px; color: var(--ui-fg-muted); font-size: var(--ui-fs-xs);
}

/* ============================================================
   DRAWER — side off-canvas (mobile menu, filter panel)
   ============================================================ */
.ui-drawer-backdrop {
    position: fixed; inset: 0;
    background: rgba(15, 15, 15, 0.45);
    z-index: var(--ui-z-modal-bd);
    opacity: 0; pointer-events: none;
    transition: opacity var(--ui-anim-base);
}
.ui-drawer-backdrop.is-open { opacity: 1; pointer-events: auto; }
.ui-drawer {
    position: fixed; z-index: var(--ui-z-modal);
    background: var(--ui-bg-card);
    box-shadow: var(--ui-shadow-lg);
    display: flex; flex-direction: column;
    transition: transform var(--ui-anim-slow);
}
.ui-drawer-right  { top: 0; right: 0;  height: 100vh; width: 380px; max-width: 92vw; transform: translateX(100%); }
.ui-drawer-left   { top: 0; left: 0;   height: 100vh; width: 380px; max-width: 92vw; transform: translateX(-100%); }
.ui-drawer-top    { top: 0; left: 0;   width: 100%;   height: 50vh; transform: translateY(-100%); }
.ui-drawer-bottom { bottom: 0; left: 0; width: 100%; height: 50vh; transform: translateY(100%); }
.ui-drawer.is-open { transform: translate(0, 0); }
.ui-drawer-head {
    display: flex; align-items: center; gap: 12px;
    padding: 16px 20px;
    border-bottom: 1px solid var(--ui-line);
    flex-shrink: 0;
}
.ui-drawer-title { flex: 1; font-family: var(--ui-f-display); font-size: var(--ui-fs-lg); margin: 0; }
.ui-drawer-close {
    appearance: none; background: transparent; border: none;
    color: var(--ui-fg-muted); font-size: 22px; cursor: pointer; line-height: 1;
    width: 30px; height: 30px;
}
.ui-drawer-close:hover { color: var(--ui-fg); }
.ui-drawer-body { flex: 1; overflow-y: auto; padding: 20px; min-width: 0; }
.ui-drawer-foot {
    display: flex; gap: 10px; justify-content: flex-end;
    padding: 14px 20px; border-top: 1px solid var(--ui-line);
    flex-shrink: 0;
    flex-wrap: wrap;        /* dar drawer'da butonlar alta sarsın, taşmayıp kesilmesin */
    box-sizing: border-box; /* width hesabına padding dahil edilsin */
    width: 100%;
}
.ui-drawer-foot > .ui-btn {
    white-space: nowrap;    /* "İptal" tek satır kalsın, kesilmesin */
    flex-shrink: 0;         /* width'e zorla shrink etme — full label görünsün */
}

/* ============================================================
   COMMAND PALETTE (Cmd+K) — fuzzy search overlay
   ============================================================ */
.ui-cmdk-backdrop {
    position: fixed; inset: 0;
    background: rgba(15, 15, 15, 0.5);
    z-index: var(--ui-z-modal-bd);
    display: flex; align-items: flex-start; justify-content: center;
    padding-top: 12vh;
    opacity: 0; pointer-events: none;
    transition: opacity var(--ui-anim-base);
}
.ui-cmdk-backdrop.is-open { opacity: 1; pointer-events: auto; }
.ui-cmdk {
    width: 640px; max-width: 92vw;
    background: var(--ui-bg-card);
    border: 1px solid var(--ui-line);
    box-shadow: var(--ui-shadow-lg);
    display: flex; flex-direction: column;
    max-height: 70vh;
    transform: translateY(-8px) scale(0.98);
    transition: transform var(--ui-anim-slow);
}
.ui-cmdk-backdrop.is-open .ui-cmdk { transform: translateY(0) scale(1); }
.ui-cmdk-input-wrap {
    display: flex; align-items: center; gap: 10px;
    padding: 12px 16px; border-bottom: 1px solid var(--ui-line);
}
.ui-cmdk-input-wrap > i { color: var(--ui-fg-faint); font-size: 16px; }
.ui-cmdk-input {
    flex: 1; appearance: none; border: none; outline: none; background: transparent;
    font-family: var(--ui-f-body); font-size: 15px; color: var(--ui-fg);
}
.ui-cmdk-kbd {
    font-family: var(--ui-f-mono); font-size: 10px;
    background: var(--ui-bg-hover); color: var(--ui-fg-muted);
    border: 1px solid var(--ui-line); padding: 2px 6px;
}
.ui-cmdk-list {
    list-style: none; margin: 0; padding: 6px 0;
    overflow-y: auto; flex: 1;
}
.ui-cmdk-group-label {
    padding: 6px 16px 4px; font-family: var(--ui-f-mono); font-size: 10px;
    color: var(--ui-fg-faint); text-transform: uppercase; letter-spacing: 0.12em;
}
.ui-cmdk-item {
    display: flex; align-items: center; gap: 12px;
    padding: 10px 16px;
    cursor: pointer; user-select: none;
    color: var(--ui-fg-soft); font-size: var(--ui-fs-md);
}
.ui-cmdk-item:hover, .ui-cmdk-item.is-active { background: var(--ui-bg-hover); color: var(--ui-fg); }
.ui-cmdk-item-icon { color: var(--ui-fg-faint); width: 18px; flex-shrink: 0; text-align: center; }
.ui-cmdk-item.is-active .ui-cmdk-item-icon { color: var(--ui-accent); }
.ui-cmdk-item-text { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ui-cmdk-item-hint {
    font-family: var(--ui-f-mono); font-size: 10px;
    color: var(--ui-fg-faint);
}
.ui-cmdk-empty {
    padding: 30px 16px; text-align: center;
    color: var(--ui-fg-muted); font-size: var(--ui-fs-sm);
}
.ui-cmdk-foot {
    display: flex; gap: 14px; align-items: center;
    padding: 8px 16px;
    border-top: 1px solid var(--ui-line);
    font-size: var(--ui-fs-xs); color: var(--ui-fg-faint);
    font-family: var(--ui-f-mono);
}
.ui-cmdk-mark { background: var(--ui-accent-bg); color: var(--ui-accent-d); padding: 0 2px; }

/* ============================================================
   COMBOBOX / TAG INPUT — freeform tag entry
   ============================================================ */
.ui-tag-input {
    display: flex; flex-wrap: wrap; align-items: center; gap: 4px;
    padding: 5px 6px;
    background: var(--ui-bg);
    border: 1px solid var(--ui-line);
    min-height: 38px;
    cursor: text;
    transition: border-color var(--ui-anim-fast), box-shadow var(--ui-anim-fast);
}
.ui-tag-input:focus-within { border-color: var(--ui-accent); box-shadow: var(--ui-shadow-glow); }
.ui-tag-chip {
    display: inline-flex; align-items: center; gap: 4px;
    background: var(--ui-bg-hover); color: var(--ui-fg-soft);
    border: 1px solid var(--ui-line);
    padding: 2px 6px 2px 8px; font-size: 11.5px;
    font-family: var(--ui-f-body);
}
.ui-tag-chip-x {
    appearance: none; background: transparent; border: none; cursor: pointer;
    color: var(--ui-fg-faint); font-size: 13px; line-height: 1; padding: 0 2px;
}
.ui-tag-chip-x:hover { color: var(--ui-error); }
.ui-tag-input-field {
    appearance: none; border: none; outline: none; background: transparent;
    flex: 1; min-width: 100px; padding: 4px 6px;
    font-family: var(--ui-f-body); font-size: var(--ui-fs-md); color: var(--ui-fg);
}

/* ============================================================
   MARKDOWN VIEWER — basic Markdown to HTML, no CDN
   ============================================================ */
.ui-md {
    font-family: var(--ui-f-body); font-size: var(--ui-fs-md); line-height: 1.65;
    color: var(--ui-fg); word-wrap: break-word;
}
.ui-md h1, .ui-md h2, .ui-md h3, .ui-md h4 {
    font-family: var(--ui-f-display); font-weight: 600;
    margin: 1.4em 0 0.6em; line-height: 1.25;
}
.ui-md h1 { font-size: 28px; border-bottom: 1px solid var(--ui-line); padding-bottom: 0.2em; }
.ui-md h2 { font-size: 22px; border-bottom: 1px solid var(--ui-line); padding-bottom: 0.2em; }
.ui-md h3 { font-size: 18px; }
.ui-md h4 { font-size: 15px; color: var(--ui-fg-soft); }
.ui-md p { margin: 0 0 1em; }
.ui-md ul, .ui-md ol { margin: 0 0 1em 1.5em; padding: 0; }
.ui-md li { margin-bottom: 0.3em; }
.ui-md blockquote {
    margin: 0 0 1em; padding: 0.6em 1em;
    border-left: 3px solid var(--ui-accent);
    background: var(--ui-bg-soft); color: var(--ui-fg-soft);
}
.ui-md code {
    font-family: var(--ui-f-mono); font-size: 92%;
    background: var(--ui-bg-hover); padding: 1px 5px;
    border: 1px solid var(--ui-line);
}
.ui-md pre {
    background: #0f0f0f; color: #e5e5e5;
    padding: 14px 16px; margin: 0 0 1em;
    overflow-x: auto;
    border: 1px solid var(--ui-line);
}
.ui-md pre code { background: none; border: none; color: inherit; padding: 0; font-size: 12.5px; }
.ui-md a { color: var(--ui-accent); text-decoration: underline; }
.ui-md a:hover { color: var(--ui-accent-d); }
.ui-md hr { border: none; border-top: 1px solid var(--ui-line); margin: 1.5em 0; }
.ui-md table {
    border-collapse: collapse; margin: 0 0 1em; width: 100%;
    font-size: var(--ui-fs-sm);
}
.ui-md th, .ui-md td { border: 1px solid var(--ui-line); padding: 6px 10px; text-align: left; }
.ui-md th { background: var(--ui-bg-soft); font-weight: 600; }
.ui-md img { max-width: 100%; height: auto; }

/* ============================================================
   TREE VIEW — collapsible folder tree
   ============================================================ */
.ui-tree {
    list-style: none; margin: 0; padding: 0;
    font-family: var(--ui-f-mono); font-size: var(--ui-fs-sm);
}
.ui-tree ul { list-style: none; margin: 0; padding-left: 18px; border-left: 1px dotted var(--ui-line); }
.ui-tree-node { user-select: none; }
.ui-tree-row {
    display: flex; align-items: center; gap: 6px;
    padding: 3px 8px;
    cursor: pointer;
    color: var(--ui-fg-soft);
    border: 1px solid transparent;
}
.ui-tree-row:hover { background: var(--ui-bg-hover); }
.ui-tree-row.is-selected { background: var(--ui-accent-bg); color: var(--ui-accent-d); border-color: var(--ui-accent); }
.ui-tree-caret {
    width: 10px; height: 10px; flex-shrink: 0;
    color: var(--ui-fg-faint); font-size: 10px;
    transition: transform var(--ui-anim-fast);
    display: inline-flex; align-items: center; justify-content: center;
}
.ui-tree-node.is-leaf .ui-tree-caret { visibility: hidden; }
.ui-tree-node.is-open > .ui-tree-row .ui-tree-caret { transform: rotate(90deg); }
.ui-tree-node:not(.is-open) > ul { display: none; }
.ui-tree-icon { color: var(--ui-fg-faint); width: 14px; flex-shrink: 0; }
.ui-tree-node.is-open > .ui-tree-row .ui-tree-icon { color: var(--ui-accent); }
.ui-tree-label { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ui-tree-meta { color: var(--ui-fg-faint); font-size: 10px; }

/* ============================================================
   CODE BLOCK — fenced code with copy button
   ============================================================ */
.ui-code {
    position: relative;
    background: #0f0f0f; color: #e5e5e5;
    border: 1px solid var(--ui-line);
    margin: 0;
    font-family: var(--ui-f-mono); font-size: 12.5px; line-height: 1.6;
}
.ui-code-head {
    display: flex; align-items: center; justify-content: space-between;
    padding: 6px 12px;
    background: rgba(255, 255, 255, 0.04);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    font-size: 10px; text-transform: uppercase; letter-spacing: 0.16em;
    color: rgba(255, 255, 255, 0.55);
}
.ui-code-copy {
    appearance: none; background: transparent; border: 1px solid rgba(255, 255, 255, 0.18);
    color: rgba(255, 255, 255, 0.7); cursor: pointer;
    padding: 2px 8px; font-family: var(--ui-f-mono); font-size: 10px;
    transition: all var(--ui-anim-fast);
}
.ui-code-copy:hover { background: rgba(255, 255, 255, 0.08); color: #fff; }
.ui-code-copy.is-copied { color: #6ee7a7; border-color: #6ee7a7; }
.ui-code-pre { margin: 0; padding: 12px 14px; overflow-x: auto; white-space: pre; }
.ui-code-pre code { background: none; padding: 0; color: inherit; font-size: inherit; }

/* ============================================================
   TIME PICKER — hours/minutes scrollable
   ============================================================ */
.ui-timepicker { position: relative; display: inline-block; }
.ui-timepicker-popup {
    position: absolute; top: calc(100% + 4px); left: 0;
    background: var(--ui-bg-card);
    border: 1px solid var(--ui-line-strong);
    box-shadow: var(--ui-shadow-md);
    padding: 8px;
    z-index: var(--ui-z-dropdown);
    display: none;
}
.ui-timepicker.is-open .ui-timepicker-popup { display: flex; gap: 4px; align-items: stretch; }
.ui-timepicker-col { display: flex; flex-direction: column; max-height: 200px; overflow-y: auto; }
.ui-timepicker-col::-webkit-scrollbar { width: 6px; }
.ui-timepicker-col::-webkit-scrollbar-thumb { background: var(--ui-line-strong); }
.ui-timepicker-num {
    appearance: none; background: transparent; border: none;
    padding: 4px 12px; cursor: pointer;
    font-family: var(--ui-f-mono); font-size: var(--ui-fs-md); color: var(--ui-fg-soft);
    transition: background var(--ui-anim-fast);
}
.ui-timepicker-num:hover { background: var(--ui-bg-hover); }
.ui-timepicker-num.is-active { background: var(--ui-accent); color: var(--ui-bg); }
.ui-timepicker-sep { display: flex; align-items: center; padding: 0 4px; color: var(--ui-fg-faint); font-family: var(--ui-f-mono); }

/* ============================================================
   DATE RANGE — two-column DatePicker variant
   ============================================================ */
.ui-daterange {
    display: inline-flex; gap: 8px; align-items: center;
}
.ui-daterange-arrow { color: var(--ui-fg-faint); font-size: 12px; }

/* ============================================================
   SLIDER — styled range input
   ============================================================ */
.ui-slider-wrap { display: flex; align-items: center; gap: 12px; }
.ui-slider {
    appearance: none; -webkit-appearance: none;
    height: 4px; background: var(--ui-line);
    border-radius: 0;
    outline: none; flex: 1;
    cursor: pointer;
}
.ui-slider::-webkit-slider-thumb {
    appearance: none; -webkit-appearance: none;
    width: 16px; height: 16px;
    background: var(--ui-accent); border: 2px solid var(--ui-bg);
    box-shadow: 0 0 0 1px var(--ui-accent);
    cursor: grab;
}
.ui-slider::-moz-range-thumb {
    width: 16px; height: 16px;
    background: var(--ui-accent); border: 2px solid var(--ui-bg);
    box-shadow: 0 0 0 1px var(--ui-accent);
    cursor: grab;
}
.ui-slider:active::-webkit-slider-thumb { cursor: grabbing; }
.ui-slider-value {
    min-width: 38px; text-align: right;
    font-family: var(--ui-f-mono); font-size: var(--ui-fs-sm);
    color: var(--ui-fg-soft);
}

/* ============================================================
   NUMBER STEP — qty +/- input
   ============================================================ */
.ui-number-step {
    display: inline-flex; align-items: stretch;
    border: 1px solid var(--ui-line);
    background: var(--ui-bg);
}
.ui-number-step-btn {
    appearance: none; background: var(--ui-bg-soft); border: none;
    width: 30px; cursor: pointer;
    color: var(--ui-fg-soft); font-size: 14px; font-family: var(--ui-f-mono);
    transition: background var(--ui-anim-fast);
    user-select: none;
}
.ui-number-step-btn:hover { background: var(--ui-bg-hover); }
.ui-number-step-btn:disabled { opacity: 0.4; cursor: not-allowed; }
.ui-number-step-input {
    appearance: none; -moz-appearance: textfield;
    border: none; border-left: 1px solid var(--ui-line); border-right: 1px solid var(--ui-line);
    width: 56px; padding: 6px 4px;
    text-align: center;
    font-family: var(--ui-f-mono); font-size: var(--ui-fs-md); color: var(--ui-fg);
    background: var(--ui-bg);
    outline: none;
}
.ui-number-step-input::-webkit-outer-spin-button,
.ui-number-step-input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }

/* ============================================================
   BANNER — site-wide announcement strip
   ============================================================ */
.ui-banner {
    display: flex; align-items: center; gap: 12px;
    padding: 10px 18px;
    background: var(--ui-bg-soft);
    border-bottom: 1px solid var(--ui-line);
    font-size: var(--ui-fs-sm);
}
.ui-banner-info    { background: var(--ui-info-bg);    color: var(--ui-info-d);    border-color: var(--ui-info); }
.ui-banner-success { background: var(--ui-success-bg); color: var(--ui-success-d); border-color: var(--ui-success); }
.ui-banner-warning { background: var(--ui-warning-bg); color: var(--ui-warning-d); border-color: var(--ui-warning); }
.ui-banner-error   { background: var(--ui-error-bg);   color: var(--ui-error-d);   border-color: var(--ui-error); }
.ui-banner-icon { font-size: 14px; }
.ui-banner-body { flex: 1; }
.ui-banner-cta { margin-left: auto; }
.ui-banner-close {
    appearance: none; background: transparent; border: none;
    cursor: pointer; color: inherit; font-size: 16px; opacity: 0.6; line-height: 1;
}
.ui-banner-close:hover { opacity: 1; }

/* ============================================================
   STEPPER (status flow) — order tracking, progress timeline
   ============================================================ */
.ui-stepper {
    display: flex; list-style: none; margin: 0; padding: 0;
    counter-reset: step;
}
.ui-stepper-vert { flex-direction: column; gap: 0; }
.ui-stepper-item {
    flex: 1; position: relative; padding: 0 8px 28px;
    text-align: center;
}
.ui-stepper-vert .ui-stepper-item { padding: 0 0 22px 36px; text-align: left; }
.ui-stepper-circle {
    width: 28px; height: 28px;
    border-radius: 50%;
    border: 2px solid var(--ui-line-strong);
    background: var(--ui-bg);
    color: var(--ui-fg-muted);
    font-family: var(--ui-f-mono); font-size: 11px; font-weight: 600;
    display: inline-flex; align-items: center; justify-content: center;
    margin: 0 auto 8px;
    position: relative; z-index: 2;
    counter-increment: step;
}
.ui-stepper-circle::before { content: counter(step); }
.ui-stepper-vert .ui-stepper-circle { position: absolute; left: 0; top: 0; margin: 0; }
.ui-stepper-item.is-done .ui-stepper-circle {
    background: var(--ui-success); border-color: var(--ui-success); color: var(--ui-bg);
}
.ui-stepper-item.is-done .ui-stepper-circle::before { content: '\2713'; }
.ui-stepper-item.is-active .ui-stepper-circle {
    border-color: var(--ui-accent); color: var(--ui-accent);
    box-shadow: var(--ui-shadow-glow);
}
.ui-stepper-item:not(:last-child)::after {
    content: ''; position: absolute;
    top: 13px; left: 50%; right: -50%;
    height: 2px; background: var(--ui-line); z-index: 1;
}
.ui-stepper-vert .ui-stepper-item:not(:last-child)::after {
    top: 28px; bottom: 0; left: 13px; right: auto; width: 2px; height: auto;
}
.ui-stepper-item.is-done:not(:last-child)::after { background: var(--ui-success); }
.ui-stepper-label { font-size: var(--ui-fs-sm); font-weight: 500; color: var(--ui-fg-soft); }
.ui-stepper-sub { font-size: var(--ui-fs-xs); color: var(--ui-fg-muted); margin-top: 2px; }
.ui-stepper-item.is-active .ui-stepper-label { color: var(--ui-accent); font-weight: 600; }

/* ============================================================
   SEGMENT CONTROL — pill segmented buttons
   ============================================================ */
.ui-segment {
    display: inline-flex; padding: 3px;
    background: var(--ui-bg-hover);
    border: 1px solid var(--ui-line);
}
.ui-segment-btn {
    appearance: none; background: transparent; border: none;
    padding: 6px 14px;
    cursor: pointer; user-select: none;
    color: var(--ui-fg-muted);
    font-family: var(--ui-f-body); font-size: var(--ui-fs-sm);
    transition: background var(--ui-anim-fast), color var(--ui-anim-fast);
}
.ui-segment-btn:hover:not(.is-active) { color: var(--ui-fg); }
.ui-segment-btn.is-active {
    background: var(--ui-bg-card); color: var(--ui-fg);
    box-shadow: var(--ui-shadow-sm);
    font-weight: 600;
}

/* ============================================================
   BULK ACTION BAR — sticky-bottom for table multi-select
   ============================================================ */
.ui-bulkbar {
    position: sticky; bottom: 0; left: 0; right: 0;
    background: var(--ui-fg); color: var(--ui-bg);
    padding: 12px 18px;
    display: flex; align-items: center; gap: 14px;
    box-shadow: 0 -4px 0 var(--ui-line-strong);
    z-index: var(--ui-z-sticky);
    transform: translateY(100%);
    transition: transform var(--ui-anim-slow);
}
.ui-bulkbar.is-visible { transform: translateY(0); }
.ui-bulkbar-count {
    font-family: var(--ui-f-mono); font-size: var(--ui-fs-md);
    background: var(--ui-bg); color: var(--ui-fg);
    padding: 4px 10px;
}
.ui-bulkbar-spacer { flex: 1; }
.ui-bulkbar-action {
    appearance: none; background: transparent; border: 1px solid rgba(255,255,255,0.3);
    color: var(--ui-bg); padding: 6px 12px; cursor: pointer;
    font-family: var(--ui-f-body); font-size: var(--ui-fs-sm);
    transition: background var(--ui-anim-fast);
}
.ui-bulkbar-action:hover { background: rgba(255,255,255,0.1); }
.ui-bulkbar-action.is-danger { border-color: rgba(255, 130, 130, 0.6); color: #ffb0b0; }
.ui-bulkbar-action.is-danger:hover { background: rgba(255, 80, 80, 0.2); }

/* ============================================================
   FORM ERROR SUMMARY — top-of-form list of errors
   ============================================================ */
.ui-error-summary {
    background: var(--ui-error-bg);
    border: 1px solid var(--ui-error);
    border-left: 3px solid var(--ui-error);
    padding: 14px 16px;
    margin-bottom: 18px;
}
.ui-error-summary-title {
    color: var(--ui-error-d); font-weight: 600; font-size: var(--ui-fs-md);
    margin: 0 0 6px;
    display: flex; align-items: center; gap: 8px;
}
.ui-error-summary-list { margin: 0; padding-left: 20px; color: var(--ui-error-d); font-size: var(--ui-fs-sm); }
.ui-error-summary-list a { color: var(--ui-error-d); text-decoration: underline; }
.ui-error-summary-list a:hover { color: var(--ui-error); }

/* ============================================================
   LIGHTBOX — full-screen image viewer
   ============================================================ */
.ui-lightbox {
    position: fixed; inset: 0;
    background: rgba(0, 0, 0, 0.85);
    z-index: var(--ui-z-modal);
    display: flex; align-items: center; justify-content: center;
    opacity: 0; pointer-events: none;
    transition: opacity var(--ui-anim-base);
}
.ui-lightbox.is-open { opacity: 1; pointer-events: auto; }
.ui-lightbox-img {
    /* Resim natural size'ından bağımsız viewport'a sığdır.
       Eski kural sadece max-* ile shrink yapıyordu, küçük thumbnail (200x140)
       lightbox açılınca aynı küçük boyutta kalıyordu. data-full attribute'u
       yoksa fallback olarak görünür kalsın diye width: auto; height: auto;
       belirtildi — küçük resim büyütülmez ama düzgün konumlanır. */
    display: block;
    width: auto;
    height: auto;
    max-width: 92vw;
    max-height: 88vh;
    object-fit: contain;
    box-shadow: var(--ui-shadow-lg);
    background: var(--ui-bg-card);
}
.ui-lightbox-close {
    position: absolute; top: 16px; right: 16px;
    appearance: none; background: rgba(0,0,0,0.55); border: 1px solid rgba(255,255,255,0.3);
    color: #fff; font-size: 22px; line-height: 1;
    width: 40px; height: 40px; cursor: pointer;
}
.ui-lightbox-close:hover { background: rgba(255,255,255,0.1); }
.ui-lightbox-nav {
    position: absolute; top: 50%; transform: translateY(-50%);
    background: rgba(0,0,0,0.55); border: 1px solid rgba(255,255,255,0.3);
    color: #fff; font-size: 18px;
    width: 44px; height: 44px; cursor: pointer; appearance: none;
}
.ui-lightbox-nav:hover { background: rgba(255,255,255,0.1); }
.ui-lightbox-nav-prev { left: 16px; }
.ui-lightbox-nav-next { right: 16px; }
.ui-lightbox-caption {
    position: absolute; bottom: 16px; left: 50%; transform: translateX(-50%);
    color: #fff; font-size: var(--ui-fs-sm);
    background: rgba(0,0,0,0.6); padding: 6px 14px;
    border: 1px solid rgba(255,255,255,0.2);
}
[data-ui-lightbox] { cursor: zoom-in; }

/* ============================================================
   EMPTY STATE PRESETS — semantic variants
   ============================================================ */
.ui-empty-no-results .ui-empty-icon { color: var(--ui-fg-faint); }
.ui-empty-error      .ui-empty-icon { color: var(--ui-error); }
.ui-empty-no-perm    .ui-empty-icon { color: var(--ui-warning); }
.ui-empty-first-run  .ui-empty-icon { color: var(--ui-accent); }

/* ============================================================
   FONT TYPE SELECTOR — UI for switching fonts
   ============================================================ */
.ui-font-selector {
    display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 10px;
}
.ui-font-card {
    border: 1px solid var(--ui-line);
    background: var(--ui-bg-card);
    padding: 14px;
    cursor: pointer;
    transition: border-color var(--ui-anim-fast), box-shadow var(--ui-anim-fast);
    user-select: none;
}
.ui-font-card:hover { border-color: var(--ui-line-strong); box-shadow: var(--ui-shadow-sm); }
.ui-font-card.is-selected {
    border-color: var(--ui-accent);
    box-shadow: var(--ui-shadow-glow);
    background: var(--ui-accent-bg);
}
.ui-font-card-name {
    font-size: 11px; font-family: var(--ui-f-mono);
    color: var(--ui-fg-muted); text-transform: uppercase; letter-spacing: 0.12em;
    margin-bottom: 6px;
}
.ui-font-card-preview {
    font-size: 22px; font-weight: 600;
    color: var(--ui-fg);
    margin-bottom: 4px;
}
.ui-font-card-sub {
    font-size: 13px; color: var(--ui-fg-soft); line-height: 1.4;
}

/* ============================================================
   PAGE BUILDER — drag-drop visual editor
   ============================================================ */
.ui-builder-shell {
    display: grid; grid-template-columns: 240px 1fr 280px;
    height: calc(100vh - 56px);
    background: var(--ui-bg-soft);
}
.ui-builder-palette {
    background: var(--ui-bg-card);
    border-right: 1px solid var(--ui-line);
    overflow-y: auto;
    padding: 16px 12px;
}
.ui-builder-palette h5 {
    font-family: var(--ui-f-mono); font-size: 10px;
    color: var(--ui-fg-faint); text-transform: uppercase; letter-spacing: 0.16em;
    margin: 18px 0 8px; padding: 0 4px;
}
.ui-builder-palette h5:first-child { margin-top: 0; }
.ui-builder-block-tile {
    display: flex; align-items: center; gap: 10px;
    padding: 10px 12px;
    background: var(--ui-bg-soft);
    border: 1px solid var(--ui-line);
    margin-bottom: 6px;
    cursor: grab;
    font-size: var(--ui-fs-sm); color: var(--ui-fg-soft);
    transition: border-color var(--ui-anim-fast), background var(--ui-anim-fast);
    user-select: none;
}
.ui-builder-block-tile:hover { border-color: var(--ui-accent); background: var(--ui-accent-bg); color: var(--ui-accent-d); }
.ui-builder-block-tile.is-dragging { opacity: 0.4; }
.ui-builder-block-tile-icon { color: var(--ui-fg-faint); width: 14px; flex-shrink: 0; }
.ui-builder-block-tile:hover .ui-builder-block-tile-icon { color: var(--ui-accent); }
.ui-builder-canvas {
    overflow-y: auto;
    padding: 22px;
}
.ui-builder-canvas-toolbar {
    display: flex; align-items: center; gap: 10px;
    background: var(--ui-bg-card);
    border: 1px solid var(--ui-line);
    padding: 8px 12px;
    margin-bottom: 18px;
    position: sticky; top: 0; z-index: 5;
}
.ui-builder-canvas-toolbar-spacer { flex: 1; }
.ui-builder-page {
    background: var(--ui-bg-card);
    border: 1px solid var(--ui-line);
    box-shadow: var(--ui-shadow-md);
    min-height: 70vh;
    padding: 32px;
    margin: 0 auto;
    max-width: 920px;
    transition: max-width var(--ui-anim-base);
}
.ui-builder-page[data-viewport="tablet"]  { max-width: 768px; }
.ui-builder-page[data-viewport="mobile"]  { max-width: 380px; }
.ui-builder-page-empty {
    padding: 60px 20px; text-align: center;
    color: var(--ui-fg-faint); font-size: var(--ui-fs-md);
    border: 2px dashed var(--ui-line);
    background: var(--ui-bg-soft);
}
.ui-builder-page.is-drop-hover .ui-builder-page-empty,
.ui-builder-block.is-drop-hover {
    border-color: var(--ui-accent);
    background: var(--ui-accent-bg);
    color: var(--ui-accent-d);
}
.ui-builder-block {
    position: relative;
    border: 1px dashed transparent;
    margin-bottom: 12px;
    padding: 4px;
    transition: border-color var(--ui-anim-fast);
}
.ui-builder-block:hover { border-color: var(--ui-line-strong); }
.ui-builder-block.is-selected { border-color: var(--ui-accent); border-style: solid; }
.ui-builder-block-bar {
    position: absolute; top: -22px; left: -1px;
    background: var(--ui-fg); color: var(--ui-bg);
    font-family: var(--ui-f-mono); font-size: 10px;
    padding: 2px 8px;
    display: none;
    align-items: center; gap: 8px;
    z-index: 3;
    user-select: none;
}
.ui-builder-block.is-selected .ui-builder-block-bar { display: inline-flex; }
.ui-builder-block-bar button {
    appearance: none; background: transparent; border: none;
    color: var(--ui-bg); cursor: pointer; padding: 0; font-size: 11px;
}
.ui-builder-block-bar button:hover { color: var(--ui-accent); }
.ui-builder-block.is-preview { border: none !important; padding: 0 !important; }
.ui-builder-block.is-preview .ui-builder-block-bar { display: none !important; }
.ui-builder-props {
    background: var(--ui-bg-card);
    border-left: 1px solid var(--ui-line);
    overflow-y: auto;
    padding: 16px;
}
.ui-builder-props h5 {
    font-family: var(--ui-f-mono); font-size: 10px;
    color: var(--ui-fg-faint); text-transform: uppercase; letter-spacing: 0.16em;
    margin: 0 0 10px;
}
.ui-builder-props-empty { color: var(--ui-fg-faint); font-size: var(--ui-fs-sm); padding: 18px 0; text-align: center; }
.ui-builder-prop { margin-bottom: 12px; }
.ui-builder-prop label {
    display: block; font-size: 11px; color: var(--ui-fg-muted);
    text-transform: uppercase; letter-spacing: 0.08em;
    margin-bottom: 4px;
}

/* ============================================================
   PRINT — strip non-essentials when printing
   ============================================================ */
@media print {
    .ui-topmenu, .ui-shell-sidebar, .ui-shell-topbar, .ui-toast-stack,
    .ui-modal-backdrop, .ui-drawer-backdrop, .ui-drawer,
    .ui-html-inspector-btn, .ui-builder-palette, .ui-builder-props,
    .ui-builder-canvas-toolbar, .ui-pwa-install,
    .ui-cmdk-backdrop { display: none !important; }
    body { background: #fff !important; color: #000 !important; }
    .ui-card, .ui-card-accent { box-shadow: none !important; border: 1px solid #ccc !important; }
    a { color: #000 !important; text-decoration: underline; }
}

/* ============================================================
   HIGH CONTRAST — prefers-contrast: more
   ============================================================ */
@media (prefers-contrast: more) {
    :root {
        --ui-line: #000;
        --ui-line-strong: #000;
        --ui-fg-muted: #1a1a1a;
        --ui-fg-faint: #404040;
    }
    .ui-btn, .ui-card, .ui-input, .ui-select-control { border-width: 2px; }
    .ui-btn:focus-visible, .ui-input:focus, .ui-select-control:focus-within {
        outline: 3px solid #000; outline-offset: 2px;
    }
}

/* ============================================================
   RTL SUPPORT — basic flip for [dir="rtl"]
   ============================================================ */
[dir="rtl"] .ui-shell { grid-template-columns: 1fr 240px; }
[dir="rtl"] .ui-shell-sidebar { border-right: none; border-left: 1px solid var(--ui-line); }
[dir="rtl"] .ui-shell-nav-link { border-left: none; border-right: 3px solid transparent; }
[dir="rtl"] .ui-drawer-right  { right: auto; left: 0; transform: translateX(-100%); }
[dir="rtl"] .ui-drawer-left   { left: auto; right: 0; transform: translateX(100%); }
[dir="rtl"] .ui-drawer-right.is-open,
[dir="rtl"] .ui-drawer-left.is-open { transform: translateX(0); }
[dir="rtl"] .ui-toast-stack[data-pos="top-right"]    { right: auto; left: 16px; }
[dir="rtl"] .ui-toast-stack[data-pos="top-left"]     { left: auto; right: 16px; }
[dir="rtl"] .ui-toast-stack[data-pos="bottom-right"] { right: auto; left: 16px; }
[dir="rtl"] .ui-toast-stack[data-pos="bottom-left"]  { left: auto; right: 16px; }
[dir="rtl"] .ui-md ul, [dir="rtl"] .ui-md ol { margin: 0 1.5em 1em 0; }
[dir="rtl"] .ui-md blockquote { border-left: none; border-right: 3px solid var(--ui-accent); }
[dir="rtl"] .ui-tree ul { padding-left: 0; padding-right: 18px; border-left: none; border-right: 1px dotted var(--ui-line); }
[dir="rtl"] .ui-stepper-vert .ui-stepper-item { padding: 0 36px 22px 0; }
[dir="rtl"] .ui-stepper-vert .ui-stepper-circle { left: auto; right: 0; }
[dir="rtl"] .ui-stepper-vert .ui-stepper-item:not(:last-child)::after { left: auto; right: 13px; }
[dir="rtl"] .ui-error-summary { border-left: 1px solid var(--ui-error); border-right: 3px solid var(--ui-error); }

/* ============================================================
   DARKWING FLAVOR PACK — B52
   Comic-cartoon-inspired component variants and animations.
   Layered as additional classes, never breaking base components.
   ============================================================ */

/* ---- Animations (cape-swoosh, flap, halo-pulse, halftone-drift) ---- */
@keyframes ui-cape-swoosh {
    0%   { opacity: 0; transform: translateX(-24px) translateY(-12px) scale(0.96) skewX(-4deg); }
    60%  { opacity: 1; transform: translateX(2px) translateY(0) scale(1.01) skewX(1deg); }
    100% { opacity: 1; transform: translateX(0) translateY(0) scale(1) skewX(0); }
}
@keyframes ui-flap {
    0%, 100% { transform: translateY(0) rotate(0); }
    50%      { transform: translateY(-3px) rotate(-1.5deg); }
}
@keyframes ui-halo-pulse {
    0%, 100% { box-shadow: 0 0 0 4px rgba(252, 211, 77, 0.45), 0 0 16px rgba(252, 211, 77, 0.5); }
    50%      { box-shadow: 0 0 0 6px rgba(252, 211, 77, 0.65), 0 0 24px rgba(252, 211, 77, 0.7); }
}
@keyframes ui-pop-in {
    0%   { opacity: 0; transform: scale(0.5) rotate(-15deg); }
    60%  { opacity: 1; transform: scale(1.15) rotate(2deg); }
    100% { opacity: 1; transform: scale(1) rotate(-2deg); }
}
@keyframes ui-wiggle {
    0%, 100% { transform: rotate(-2deg); }
    25%      { transform: rotate(1.5deg); }
    50%      { transform: rotate(-1deg); }
    75%      { transform: rotate(2deg); }
}

/* ---- .ui-sticker — sticker-style badge with rotation, dashed border, chunky shadow ---- */
.ui-sticker {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    font-family: var(--ui-f-display);
    font-size: var(--ui-fs-sm);
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--ui-fg);
    background: var(--ui-bg-card);
    border: 2px dashed var(--ui-fg);
    border-radius: var(--ui-radius);
    box-shadow: var(--ui-shadow-md);
    transform: rotate(-2deg);
    transition: transform var(--ui-anim-fast);
    user-select: none;
}
.ui-sticker:hover {
    animation: ui-wiggle 0.4s ease;
}
.ui-sticker.is-accent  { background: var(--ui-accent-bg); border-color: var(--ui-accent); color: var(--ui-accent-d); }
.ui-sticker.is-success { background: var(--ui-success-bg); border-color: var(--ui-success); color: var(--ui-success-d); }
.ui-sticker.is-warning { background: var(--ui-warning-bg); border-color: var(--ui-warning); color: var(--ui-warning-d); }
.ui-sticker.is-error   { background: var(--ui-error-bg); border-color: var(--ui-error); color: var(--ui-error-d); }
.ui-sticker.is-info    { background: var(--ui-info-bg); border-color: var(--ui-info); color: var(--ui-info-d); }
.ui-sticker.is-pink    { background: #fdf2f8; border-color: var(--ui-pink); color: var(--ui-pink-d); }
.ui-sticker.is-gold    { background: #fffbeb; border-color: var(--ui-gold); color: var(--ui-gold-d); }
.ui-sticker.is-flat    { transform: rotate(0deg); border-style: solid; }
.ui-sticker.is-lg      { padding: 10px 18px; font-size: var(--ui-fs-md); }

/* ---- .ui-bubble — comic-book speech bubble (tooltip variant) ---- */
.ui-bubble {
    position: relative;
    display: inline-block;
    padding: 12px 16px;
    background: var(--ui-bg-card);
    border: 2px solid var(--ui-fg);
    border-radius: var(--ui-radius-lg);
    box-shadow: var(--ui-shadow-md);
    font-family: var(--ui-f-body);
    font-size: var(--ui-fs-sm);
    color: var(--ui-fg);
    max-width: 320px;
    line-height: 1.45;
}
.ui-bubble::before,
.ui-bubble::after {
    content: '';
    position: absolute;
    width: 0; height: 0;
    border-style: solid;
}
/* Tail outer (border layer) */
.ui-bubble::before {
    bottom: -12px; left: 24px;
    border-width: 12px 10px 0 10px;
    border-color: var(--ui-fg) transparent transparent transparent;
}
/* Tail inner (fill layer) */
.ui-bubble::after {
    bottom: -8px; left: 26px;
    border-width: 9px 8px 0 8px;
    border-color: var(--ui-bg-card) transparent transparent transparent;
}
.ui-bubble.is-top::before    { bottom: auto; top: -12px; border-width: 0 10px 12px 10px; border-color: transparent transparent var(--ui-fg) transparent; }
.ui-bubble.is-top::after     { bottom: auto; top: -8px;  border-width: 0 8px 9px 8px;  border-color: transparent transparent var(--ui-bg-card) transparent; }
.ui-bubble.is-right::before  { bottom: 24px; left: auto; right: -12px; border-width: 10px 0 10px 12px; border-color: transparent transparent transparent var(--ui-fg); }
.ui-bubble.is-right::after   { bottom: 26px; left: auto; right: -8px;  border-width: 8px 0 8px 9px;  border-color: transparent transparent transparent var(--ui-bg-card); }
.ui-bubble.is-left::before   { bottom: 24px; left: -12px; border-width: 10px 12px 10px 0; border-color: transparent var(--ui-fg) transparent transparent; }
.ui-bubble.is-left::after    { bottom: 26px; left: -8px;  border-width: 8px 9px 8px 0;  border-color: transparent var(--ui-bg-card) transparent transparent; }
.ui-bubble.is-accent { border-color: var(--ui-accent); box-shadow: var(--ui-shadow-pop); }
.ui-bubble.is-accent::before { border-top-color: var(--ui-accent); }
.ui-bubble.is-accent::after  { border-top-color: var(--ui-bg-card); }

/* ---- .ui-pop — comic-book "POW!" sticker for celebrations / errors ---- */
.ui-pop {
    display: inline-flex;
    align-items: center; justify-content: center;
    min-width: 64px; min-height: 64px;
    padding: 12px 20px;
    font-family: var(--ui-f-display);
    font-size: var(--ui-fs-h3);
    font-weight: 800;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--ui-fg);
    background: var(--ui-gold);
    border: 3px solid var(--ui-fg);
    border-radius: 4px;
    transform: rotate(-6deg);
    box-shadow: 5px 5px 0 var(--ui-fg);
    animation: ui-pop-in 0.45s cubic-bezier(.34, 1.56, .64, 1);
    position: relative;
    user-select: none;
}
.ui-pop::before {
    content: ''; position: absolute; inset: -8px;
    background: radial-gradient(circle, var(--ui-gold) 35%, transparent 70%);
    z-index: -1;
    border-radius: 50%;
    opacity: 0.4;
}
.ui-pop.is-accent  { background: var(--ui-accent); color: #fff; }
.ui-pop.is-error   { background: var(--ui-error); color: #fff; }
.ui-pop.is-success { background: var(--ui-success); color: #fff; }
.ui-pop.is-pink    { background: var(--ui-pink); }

/* ---- .ui-cape-card — card with asymmetric dramatic cape-style shadow ---- */
.ui-cape-card {
    position: relative;
    background: var(--ui-bg-card);
    border: 2px solid var(--ui-fg);
    border-radius: var(--ui-radius-lg);
    padding: var(--ui-sp-lg);
    box-shadow: var(--ui-shadow-cape);
    transition: transform var(--ui-anim-base), box-shadow var(--ui-anim-base);
}
.ui-cape-card:hover {
    transform: translate(-2px, -3px);
    box-shadow: -10px 14px 30px -4px rgba(124, 92, 255, 0.40), 6px 6px 0 rgba(30, 27, 75, 0.22);
}
.ui-cape-card.is-pop {
    border-color: var(--ui-accent);
    box-shadow: -8px 12px 24px -4px rgba(124, 92, 255, 0.50), 4px 4px 0 var(--ui-accent);
}

/* ---- .ui-halo — animated golden halo (top-pick highlight) ---- */
.ui-halo {
    box-shadow: var(--ui-shadow-halo-gold);
    animation: ui-halo-pulse 2.4s ease-in-out infinite;
}
@media (prefers-reduced-motion: reduce) {
    .ui-halo { animation: none; }
}

/* ---- .ui-halftone — comic-book dot pattern overlay ---- */
.ui-halftone {
    position: relative;
    overflow: hidden;
}
.ui-halftone::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: radial-gradient(circle, rgba(30, 27, 75, 0.18) 1.5px, transparent 1.5px);
    background-size: 12px 12px;
    pointer-events: none;
    opacity: 0.6;
    z-index: 0;
}
.ui-halftone > * { position: relative; z-index: 1; }
.ui-halftone.is-accent::before {
    background-image: radial-gradient(circle, rgba(124, 92, 255, 0.30) 1.5px, transparent 1.5px);
}
.ui-halftone.is-gold::before {
    background-image: radial-gradient(circle, rgba(252, 211, 77, 0.50) 2px, transparent 2px);
    background-size: 14px 14px;
}

/* ---- .ui-cape-flap — modifier: button hover gets cape-flap micro-animation ---- */
.ui-cape-flap:hover:not([disabled]) {
    animation: ui-flap 0.6s ease-in-out;
}

/* ---- .ui-modal-dramatic — Modal'a opt-in cape-swoosh entrance ---- */
.ui-modal.ui-modal-dramatic {
    animation: ui-cape-swoosh 0.32s cubic-bezier(.2, .8, .2, 1);
}

/* ---- Top-pick wizard option helper (composes halo + cape-card + sticker corner) ---- */
.ui-top-pick {
    position: relative;
    border: 2px solid var(--ui-gold);
    background: linear-gradient(135deg, var(--ui-bg-card) 0%, #fffbeb 100%);
    box-shadow: var(--ui-shadow-halo-gold);
    animation: ui-halo-pulse 2.6s ease-in-out infinite;
}
.ui-top-pick::before {
    content: '★ ÖNERİM';
    position: absolute;
    top: -10px; left: 12px;
    padding: 4px 10px;
    font-family: var(--ui-f-display);
    font-size: var(--ui-fs-xs);
    font-weight: 700;
    letter-spacing: 0.08em;
    background: var(--ui-gold);
    color: var(--ui-fg);
    border: 2px solid var(--ui-fg);
    border-radius: var(--ui-radius-sm);
    transform: rotate(-3deg);
    box-shadow: 2px 2px 0 var(--ui-fg);
}
@media (prefers-reduced-motion: reduce) {
    .ui-top-pick { animation: none; }
}

/* ---- Stack-score bottom bar (ön cep tarzı sticky) ---- */
.ui-stack-bar {
    position: sticky;
    bottom: 0;
    z-index: var(--ui-z-sticky);
    padding: var(--ui-sp-md) var(--ui-sp-lg);
    background: linear-gradient(to top, var(--ui-bg-card) 70%, rgba(255, 255, 255, 0));
    border-top: 2px solid var(--ui-fg);
    box-shadow: 0 -4px 12px rgba(30, 27, 75, 0.08);
    backdrop-filter: blur(6px);
}
.ui-stack-bar-row {
    display: flex; align-items: center; gap: var(--ui-sp-md);
    margin-bottom: var(--ui-sp-sm);
}
.ui-stack-bar-label {
    font-family: var(--ui-f-display);
    font-size: var(--ui-fs-sm);
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--ui-fg);
}
.ui-stack-bar-value {
    font-family: var(--ui-f-display);
    font-size: var(--ui-fs-h2);
    font-weight: 800;
    color: var(--ui-accent);
}
.ui-stack-bar-track {
    flex: 1;
    height: 12px;
    background: var(--ui-bg-soft);
    border: 2px solid var(--ui-fg);
    border-radius: var(--ui-radius-pill);
    overflow: hidden;
    position: relative;
}
.ui-stack-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--ui-pink), var(--ui-accent), var(--ui-info));
    transition: width 0.5s cubic-bezier(.2, .8, .2, 1);
    position: relative;
}
.ui-stack-bar-fill::after {
    content: ''; position: absolute; inset: 0;
    background: repeating-linear-gradient(45deg, transparent, transparent 6px, rgba(255, 255, 255, 0.18) 6px, rgba(255, 255, 255, 0.18) 12px);
    animation: ui-stack-bar-shimmer 1.4s linear infinite;
}
@keyframes ui-stack-bar-shimmer {
    to { background-position: 24px 0; }
}
.ui-stack-bar-delta {
    font-family: var(--ui-f-mono);
    font-size: var(--ui-fs-sm);
    font-weight: 700;
    padding: 2px 8px;
    border-radius: var(--ui-radius-pill);
    border: 1px solid var(--ui-line);
}
.ui-stack-bar-delta.is-up   { color: var(--ui-success-d); background: var(--ui-success-bg); border-color: var(--ui-success); }
.ui-stack-bar-delta.is-down { color: var(--ui-error-d);   background: var(--ui-error-bg);   border-color: var(--ui-error); }

/* Phase mini-bars under main score */
.ui-stack-bar-phases {
    display: flex; gap: var(--ui-sp-sm); flex-wrap: wrap;
    font-family: var(--ui-f-mono); font-size: var(--ui-fs-xs);
    color: var(--ui-fg-muted);
}
.ui-stack-bar-phase {
    display: inline-flex; align-items: center; gap: 6px;
}
.ui-stack-bar-phase-mini {
    display: inline-block;
    width: 48px; height: 6px;
    background: var(--ui-bg-soft);
    border: 1px solid var(--ui-line);
    border-radius: var(--ui-radius-pill);
    overflow: hidden;
    position: relative;
}
.ui-stack-bar-phase-mini::after {
    content: '';
    position: absolute;
    inset: 0;
    width: var(--phase-fill, 0%);
    background: var(--ui-accent);
    transition: width 0.4s ease;
}

/* What-if alternatives row in stack bar */
.ui-stack-bar-alts {
    display: flex; flex-wrap: wrap; gap: var(--ui-sp-sm);
    margin-top: var(--ui-sp-sm);
    padding-top: var(--ui-sp-sm);
    border-top: 1px dashed var(--ui-line);
}
.ui-stack-bar-alt {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 4px 10px;
    background: var(--ui-bg-soft);
    border: 1px solid var(--ui-line);
    border-radius: var(--ui-radius-pill);
    font-size: var(--ui-fs-xs);
    font-family: var(--ui-f-mono);
    color: var(--ui-fg-soft);
}
.ui-stack-bar-alt.is-best   { background: #fffbeb; border-color: var(--ui-gold); color: var(--ui-gold-d); font-weight: 700; }
.ui-stack-bar-alt.is-warn   { background: var(--ui-error-bg); border-color: var(--ui-error); color: var(--ui-error-d); }
.ui-stack-bar-alt-pct       { font-weight: 700; }
.ui-stack-bar-alt-arrow     { font-family: var(--ui-f-mono); font-size: 10px; opacity: 0.7; }
.ui-stack-bar-alt-arrow.is-up   { color: var(--ui-success-d); opacity: 1; }
.ui-stack-bar-alt-arrow.is-down { color: var(--ui-error-d); opacity: 1; }

/* ============================================================
   CARTOON ANIMATION PACK — B54
   "Disney Twelve Principles" inspired: squash-stretch,
   anticipation, follow-through, exaggeration. Gerçek karakter
   yarat — saat gibi geçişler değil, can.
   prefers-reduced-motion ile durur.
   ============================================================ */

@keyframes ui-bounce-in {
    0%   { opacity: 0; transform: scale(0.3) translateY(40px); }
    55%  { opacity: 1; transform: scale(1.12) translateY(-8px); }
    75%  { transform: scale(0.95) translateY(2px); }
    90%  { transform: scale(1.03) translateY(-1px); }
    100% { transform: scale(1) translateY(0); }
}
@keyframes ui-jiggle {
    0%, 100% { transform: rotate(0); }
    15%      { transform: rotate(-4deg) scale(1.04); }
    30%      { transform: rotate(3deg) scale(1.03); }
    45%      { transform: rotate(-2deg) scale(1.02); }
    60%      { transform: rotate(2deg) scale(1.01); }
    75%      { transform: rotate(-1deg); }
}
@keyframes ui-swing {
    0%   { transform: rotate(0); transform-origin: top center; }
    20%  { transform: rotate(12deg); }
    40%  { transform: rotate(-9deg); }
    60%  { transform: rotate(6deg); }
    80%  { transform: rotate(-3deg); }
    100% { transform: rotate(0); }
}
@keyframes ui-zoom-bounce {
    0%   { opacity: 0; transform: scale(0.2); }
    40%  { opacity: 1; transform: scale(1.25); }
    70%  { transform: scale(0.92); }
    85%  { transform: scale(1.05); }
    100% { transform: scale(1); }
}
@keyframes ui-flip-in {
    0%   { transform: perspective(800px) rotateY(-90deg) scale(0.8); opacity: 0; }
    50%  { opacity: 1; }
    100% { transform: perspective(800px) rotateY(0) scale(1); opacity: 1; }
}
@keyframes ui-wobble {
    0%, 100% { transform: translateX(0) rotate(0); }
    15%      { transform: translateX(-12px) rotate(-3deg); }
    30%      { transform: translateX(10px) rotate(3deg); }
    45%      { transform: translateX(-8px) rotate(-2deg); }
    60%      { transform: translateX(6px) rotate(1deg); }
    75%      { transform: translateX(-3px); }
}
@keyframes ui-squash {
    0%   { transform: scale(1); }
    25%  { transform: scale(1.12, 0.85); }
    50%  { transform: scale(0.92, 1.10); }
    75%  { transform: scale(1.04, 0.97); }
    100% { transform: scale(1); }
}
@keyframes ui-eyes-blink {
    0%, 92%, 100% { transform: scaleY(1); }
    94%, 98%      { transform: scaleY(0.05); }
}
@keyframes ui-sparkle {
    0%, 100% { transform: scale(0) rotate(0); opacity: 0; }
    50%      { transform: scale(1) rotate(180deg); opacity: 1; }
}
@keyframes ui-float-y {
    0%, 100% { transform: translateY(0); }
    50%      { transform: translateY(-6px); }
}
@keyframes ui-tilt-shake {
    0%, 100% { transform: rotate(-2deg); }
    25%      { transform: rotate(3deg); }
    50%      { transform: rotate(-2deg); }
    75%      { transform: rotate(1deg); }
}

/* ---- Utility classes ---- */
.ui-anim-bounce-in    { animation: ui-bounce-in 0.7s cubic-bezier(.34, 1.56, .64, 1) both; }
.ui-anim-zoom-bounce  { animation: ui-zoom-bounce 0.6s cubic-bezier(.34, 1.56, .64, 1) both; }
.ui-anim-flip-in      { animation: ui-flip-in 0.55s cubic-bezier(.2, .8, .2, 1) both; }
.ui-anim-wobble       { animation: ui-wobble 0.7s ease both; }
.ui-anim-squash       { animation: ui-squash 0.4s ease both; }
.ui-anim-float        { animation: ui-float-y 3s ease-in-out infinite; }
.ui-anim-tilt-shake   { animation: ui-tilt-shake 0.8s ease-in-out infinite; }

/* Hover-trigger flavors — element üzerine gelinince hayat bulur */
.ui-anim-jiggle-hover { display: inline-block; transition: transform var(--ui-anim-fast); }
.ui-anim-jiggle-hover:hover    { animation: ui-jiggle 0.5s ease; }
.ui-anim-swing-hover           { display: inline-block; transform-origin: top center; }
.ui-anim-swing-hover:hover     { animation: ui-swing 0.7s ease; }
.ui-anim-squash-on-click:active { animation: ui-squash 0.32s ease; }

/* "Eyes" — Duck mascot blink (icon/svg eye element için) */
.ui-anim-blink-eyes { transform-origin: center; animation: ui-eyes-blink 4s infinite; }

/* Sparkle stars — top-pick'in etrafında küçük yıldız patlamaları (CSS-only).
   Element üzerine 4 ::before/::after veya ek span ile sprite'lar konabilir. */
.ui-sparkles { position: relative; }
.ui-sparkles::before,
.ui-sparkles::after {
    content: '✦';
    position: absolute;
    color: var(--ui-gold);
    font-size: 18px;
    pointer-events: none;
    animation: ui-sparkle 1.8s ease-in-out infinite;
    text-shadow: 0 0 6px var(--ui-gold);
}
.ui-sparkles::before {
    top: -10px; right: -8px;
    animation-delay: 0s;
}
.ui-sparkles::after {
    bottom: -8px; left: -10px;
    font-size: 14px;
    animation-delay: 0.9s;
}

/* Confetti — JS ile DOM'a basılır, CSS animasyon. Burada keyframe + base. */
@keyframes ui-confetti-fall {
    0%   { transform: translate3d(0, -20px, 0) rotate(0); opacity: 1; }
    100% { transform: translate3d(var(--cx, 0), 100vh, 0) rotate(720deg); opacity: 0; }
}
.ui-confetti-burst {
    position: fixed; left: 50%; top: 30%;
    pointer-events: none;
    z-index: var(--ui-z-toast);
    width: 0; height: 0;
}
.ui-confetti-piece {
    position: absolute;
    width: 10px; height: 14px;
    border-radius: 2px;
    animation: ui-confetti-fall 1.6s cubic-bezier(.2, .7, .3, 1) forwards;
}

/* Top-pick'i bir tık daha şeker yapalım — sparkle ekleyelim */
.ui-top-pick {
    position: relative;
}
.ui-top-pick::after {
    content: '';
    position: absolute;
    inset: -6px;
    pointer-events: none;
    background:
        radial-gradient(circle 3px at 12% 20%, var(--ui-gold) 0%, transparent 60%),
        radial-gradient(circle 4px at 88% 30%, var(--ui-gold) 0%, transparent 60%),
        radial-gradient(circle 3px at 90% 78%, var(--ui-gold) 0%, transparent 60%),
        radial-gradient(circle 5px at 10% 82%, var(--ui-gold) 0%, transparent 60%);
    opacity: 0;
    animation: ui-sparkles-rotate 3.2s ease-in-out infinite;
}
@keyframes ui-sparkles-rotate {
    0%, 100% { opacity: 0; transform: scale(0.85) rotate(0); }
    50%      { opacity: 0.7; transform: scale(1.1) rotate(15deg); }
}

/* Wizard option kartları seçildiğinde — squash + bounce delight */
.opt-card.is-selected {
    animation: ui-squash 0.4s ease;
}
.opt-card:active:not(.is-multi) {
    animation: ui-squash 0.32s ease;
}

/* Sticky stack-bar entrance */
.ui-stack-bar:not([hidden]) {
    animation: ui-bounce-in 0.55s cubic-bezier(.34, 1.56, .64, 1) both;
}

/* Reduced-motion: tüm karakter durur (a11y) */
@media (prefers-reduced-motion: reduce) {
    .ui-anim-bounce-in, .ui-anim-zoom-bounce, .ui-anim-flip-in,
    .ui-anim-wobble, .ui-anim-squash, .ui-anim-float, .ui-anim-tilt-shake,
    .ui-anim-jiggle-hover, .ui-anim-swing-hover, .ui-anim-blink-eyes,
    .ui-sparkles::before, .ui-sparkles::after,
    .ui-top-pick::after, .opt-card.is-selected, .ui-stack-bar {
        animation: none !important;
    }
}

/* ============================================================
   ST. CANARD SKYLINE — Animated transparent background (B55)
   Darkwing Duck'ın gece-şehri silüet. Layout-level <svg> ile
   inline render, CSS animation ile fog drift + ay pulse +
   şimşek flash. Light tema'da hafif (opacity 0.10), dark
   tema'da daha görünür (0.22).
   ============================================================ */
.dw-skyline-bg {
    position: fixed;
    inset: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
    user-select: none;
}
.dw-skyline-bg svg {
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: max(1600px, 100%);
    height: auto;
    display: block;
    opacity: 0.10;     /* light tema: subtle watermark */
    filter: drop-shadow(0 -2px 0 var(--ui-space-soft));
}
[data-theme="dark"] .dw-skyline-bg svg { opacity: 0.28; }

/* Body content needs to sit above bg */
body > nav, body > main, body > footer, body > .wiz-progress-bar,
body > .wiz-kbd-hint, body > .ui-stack-bar, body > .ui-toast-stack,
body > .duck-mark { position: relative; z-index: 1; }

/* Fog bands — yatay drift eden sis */
.dw-fog {
    animation: dw-fog-drift 60s linear infinite;
    transform-origin: center;
}
.dw-fog-2 { animation-duration: 90s; animation-direction: reverse; }
.dw-fog-3 { animation-duration: 120s; }
@keyframes dw-fog-drift {
    0%   { transform: translateX(-200px); }
    100% { transform: translateX(200px); }
}

/* Crescent moon — yumuşak pulse glow */
.dw-moon { animation: dw-moon-pulse 6s ease-in-out infinite; transform-origin: center; }
@keyframes dw-moon-pulse {
    0%, 100% { opacity: 0.6; filter: drop-shadow(0 0 8px var(--ui-gold)); }
    50%      { opacity: 1.0; filter: drop-shadow(0 0 16px var(--ui-gold)); }
}

/* Lightning flash — periyodik şimşek (8s aralık, 200ms peak) */
.dw-lightning { opacity: 0; animation: dw-lightning-flash 9s ease-in-out infinite; }
.dw-lightning-2 { animation-delay: 4.2s; animation-duration: 11s; }
@keyframes dw-lightning-flash {
    0%, 92%, 100% { opacity: 0; }
    93%           { opacity: 0.9; }
    94%           { opacity: 0.2; }
    95%           { opacity: 0.95; }
    97%           { opacity: 0; }
}

/* Floating cape silhouette — Darkwing şehir üzerinde uçuyor (bat-style) */
.dw-cape {
    animation: dw-cape-fly 22s linear infinite;
    transform-origin: center;
}
@keyframes dw-cape-fly {
    0%   { transform: translate(-200px, 50px) scale(0.8); }
    50%  { transform: translate(50vw, -20px) scale(1); }
    100% { transform: translate(110vw, 80px) scale(0.9); }
}

@media (prefers-reduced-motion: reduce) {
    .dw-fog, .dw-moon, .dw-lightning, .dw-cape { animation: none !important; }
}

/* =================================================================
   RESPONSIVE UTILITIES — mobile-first, breakpoint-named
   Breakpoints (intentionally aligned with Bootstrap so coexistence works):
     sm: ≥576px,  md: ≥768px,  lg: ≥992px,  xl: ≥1200px,  xxl: ≥1400px
   Mobile is the default (no media query). Each utility scopes up.
   ================================================================= */

/* ----- Container ----- */
.ui-container { width: 100%; padding: 0 16px; margin: 0 auto; max-width: 1200px; }
.ui-container-fluid { width: 100%; padding: 0 16px; margin: 0 auto; }
.ui-container-narrow { max-width: 720px; }
.ui-container-wide { max-width: 1440px; }
@media (min-width: 768px) { .ui-container { padding: 0 24px; } }

/* ----- Stack / inline (auto layouts, no wrap madness) ----- */
.ui-stack { display: flex; flex-direction: column; gap: var(--ui-gap, 16px); }
.ui-row { display: flex; flex-wrap: wrap; gap: var(--ui-gap, 16px); align-items: stretch; }
.ui-row-tight { gap: 8px; }
.ui-row-loose { gap: 24px; }
.ui-row-center { justify-content: center; }
.ui-row-end { justify-content: flex-end; }
.ui-row-between { justify-content: space-between; }
.ui-row-middle { align-items: center; }
.ui-row-baseline { align-items: baseline; }
.ui-row-no-wrap { flex-wrap: nowrap; }

/* ----- Auto grid (CSS Grid with content-aware columns) ----- */
.ui-grid {
    display: grid;
    gap: var(--ui-gap, 16px);
    /* Defaults to "fit as many ≥260px columns as fit, never wider than 100%" */
    grid-template-columns: repeat(auto-fill, minmax(min(260px, 100%), 1fr));
}
.ui-grid-sm { grid-template-columns: repeat(auto-fill, minmax(min(180px, 100%), 1fr)); }
.ui-grid-lg { grid-template-columns: repeat(auto-fill, minmax(min(320px, 100%), 1fr)); }
.ui-grid-xl { grid-template-columns: repeat(auto-fill, minmax(min(420px, 100%), 1fr)); }

/* ----- Explicit column counts ----- */
.ui-cols-2 { grid-template-columns: repeat(2, 1fr); }
.ui-cols-3 { grid-template-columns: repeat(3, 1fr); }
.ui-cols-4 { grid-template-columns: repeat(4, 1fr); }
.ui-cols-12 { grid-template-columns: repeat(12, 1fr); }

/* ----- Column span (12-grid system) ----- */
.ui-col-1  { grid-column: span 1 / span 1; }
.ui-col-2  { grid-column: span 2 / span 2; }
.ui-col-3  { grid-column: span 3 / span 3; }
.ui-col-4  { grid-column: span 4 / span 4; }
.ui-col-5  { grid-column: span 5 / span 5; }
.ui-col-6  { grid-column: span 6 / span 6; }
.ui-col-7  { grid-column: span 7 / span 7; }
.ui-col-8  { grid-column: span 8 / span 8; }
.ui-col-9  { grid-column: span 9 / span 9; }
.ui-col-10 { grid-column: span 10 / span 10; }
.ui-col-11 { grid-column: span 11 / span 11; }
.ui-col-12 { grid-column: span 12 / span 12; }

/* ----- Flex item helpers ----- */
.ui-flex-1 { flex: 1 1 0%; min-width: 0; }
.ui-flex-auto { flex: 0 0 auto; }
.ui-flex-grow { flex: 1 1 auto; }
.ui-flex-shrink { flex: 0 1 auto; }

/* ----- Visibility per breakpoint ----- */
.ui-hide { display: none !important; }
.ui-block { display: block !important; }
.ui-inline-block { display: inline-block !important; }

/* sm: ≥576px — small phones to large phones */
@media (min-width: 576px) {
    .ui-cols-sm-2 { grid-template-columns: repeat(2, 1fr); }
    .ui-cols-sm-3 { grid-template-columns: repeat(3, 1fr); }
    .ui-cols-sm-4 { grid-template-columns: repeat(4, 1fr); }
    .ui-col-sm-1  { grid-column: span 1 / span 1; }
    .ui-col-sm-2  { grid-column: span 2 / span 2; }
    .ui-col-sm-3  { grid-column: span 3 / span 3; }
    .ui-col-sm-4  { grid-column: span 4 / span 4; }
    .ui-col-sm-6  { grid-column: span 6 / span 6; }
    .ui-col-sm-8  { grid-column: span 8 / span 8; }
    .ui-col-sm-12 { grid-column: span 12 / span 12; }
    .ui-hide-sm { display: none !important; }
    .ui-show-sm { display: block !important; }
    .ui-row-sm-no-wrap { flex-wrap: nowrap; }
}

/* md: ≥768px — tablets */
@media (min-width: 768px) {
    .ui-cols-md-2 { grid-template-columns: repeat(2, 1fr); }
    .ui-cols-md-3 { grid-template-columns: repeat(3, 1fr); }
    .ui-cols-md-4 { grid-template-columns: repeat(4, 1fr); }
    .ui-col-md-1  { grid-column: span 1 / span 1; }
    .ui-col-md-2  { grid-column: span 2 / span 2; }
    .ui-col-md-3  { grid-column: span 3 / span 3; }
    .ui-col-md-4  { grid-column: span 4 / span 4; }
    .ui-col-md-6  { grid-column: span 6 / span 6; }
    .ui-col-md-8  { grid-column: span 8 / span 8; }
    .ui-col-md-12 { grid-column: span 12 / span 12; }
    .ui-hide-md { display: none !important; }
    .ui-show-md { display: block !important; }
    .ui-row-md-no-wrap { flex-wrap: nowrap; }
    .ui-stack-md-row { flex-direction: row; }
}

/* lg: ≥992px — small laptops & desktops */
@media (min-width: 992px) {
    .ui-cols-lg-2 { grid-template-columns: repeat(2, 1fr); }
    .ui-cols-lg-3 { grid-template-columns: repeat(3, 1fr); }
    .ui-cols-lg-4 { grid-template-columns: repeat(4, 1fr); }
    .ui-cols-lg-6 { grid-template-columns: repeat(6, 1fr); }
    .ui-col-lg-1  { grid-column: span 1 / span 1; }
    .ui-col-lg-2  { grid-column: span 2 / span 2; }
    .ui-col-lg-3  { grid-column: span 3 / span 3; }
    .ui-col-lg-4  { grid-column: span 4 / span 4; }
    .ui-col-lg-6  { grid-column: span 6 / span 6; }
    .ui-col-lg-8  { grid-column: span 8 / span 8; }
    .ui-col-lg-12 { grid-column: span 12 / span 12; }
    .ui-hide-lg { display: none !important; }
    .ui-show-lg { display: block !important; }
}

/* xl: ≥1200px */
@media (min-width: 1200px) {
    .ui-cols-xl-3 { grid-template-columns: repeat(3, 1fr); }
    .ui-cols-xl-4 { grid-template-columns: repeat(4, 1fr); }
    .ui-cols-xl-6 { grid-template-columns: repeat(6, 1fr); }
    .ui-col-xl-2 { grid-column: span 2 / span 2; }
    .ui-col-xl-3 { grid-column: span 3 / span 3; }
    .ui-col-xl-4 { grid-column: span 4 / span 4; }
    .ui-col-xl-6 { grid-column: span 6 / span 6; }
    .ui-col-xl-8 { grid-column: span 8 / span 8; }
    .ui-hide-xl { display: none !important; }
}

/* xxl: ≥1400px */
@media (min-width: 1400px) {
    .ui-col-xxl-3 { grid-column: span 3 / span 3; }
    .ui-col-xxl-4 { grid-column: span 4 / span 4; }
    .ui-col-xxl-6 { grid-column: span 6 / span 6; }
}

/* ----- Reverse: hide ON specific breakpoint and DOWN ----- */
@media (max-width: 575.98px) { .ui-hide-mobile { display: none !important; } }
@media (max-width: 767.98px) { .ui-hide-tablet-down { display: none !important; } }
@media (max-width: 991.98px) { .ui-hide-desktop-down { display: none !important; } }
@media (min-width: 576px) { .ui-mobile-only { display: none !important; } }
@media (min-width: 768px) { .ui-tablet-only-down { display: none !important; } }

/* ----- Spacing utilities (mobile-aware) ----- */
.ui-p-0 { padding: 0 !important; }
.ui-p-2 { padding: 8px !important; }
.ui-p-3 { padding: 12px !important; }
.ui-p-4 { padding: 16px !important; }
.ui-p-5 { padding: 24px !important; }
.ui-px-2 { padding-left: 8px !important; padding-right: 8px !important; }
.ui-px-4 { padding-left: 16px !important; padding-right: 16px !important; }
.ui-py-2 { padding-top: 8px !important; padding-bottom: 8px !important; }
.ui-py-4 { padding-top: 16px !important; padding-bottom: 16px !important; }
.ui-m-0 { margin: 0 !important; }
.ui-mt-2 { margin-top: 8px !important; }
.ui-mt-4 { margin-top: 16px !important; }
.ui-mb-2 { margin-bottom: 8px !important; }
.ui-mb-4 { margin-bottom: 16px !important; }

/* ----- Text alignment per breakpoint ----- */
.ui-text-left   { text-align: left !important; }
.ui-text-center { text-align: center !important; }
.ui-text-right  { text-align: right !important; }
@media (min-width: 768px) {
    .ui-text-md-left   { text-align: left !important; }
    .ui-text-md-center { text-align: center !important; }
    .ui-text-md-right  { text-align: right !important; }
}

/* ----- Aspect ratios (modern, no padding-bottom hack) ----- */
.ui-aspect-square { aspect-ratio: 1 / 1; }
.ui-aspect-video  { aspect-ratio: 16 / 9; }
.ui-aspect-photo  { aspect-ratio: 4 / 3; }

/* ----- Touch targets (mobile a11y minimum 44px) ----- */
@media (max-width: 575.98px) {
    .ui-touch button, .ui-touch a, .ui-touch [role="button"] {
        min-height: 44px;
    }
}

/* ----- Safe-area for notched devices ----- */
.ui-safe-top    { padding-top: env(safe-area-inset-top); }
.ui-safe-bottom { padding-bottom: env(safe-area-inset-bottom); }
.ui-safe-x      {
    padding-left: env(safe-area-inset-left);
    padding-right: env(safe-area-inset-right);
}

/* =================================================================
   NAV — responsive top-bar with hamburger drawer on mobile
   Markup:
     <nav class="ui-nav" data-ui-nav>
       <a class="ui-nav-brand">…</a>
       <button class="ui-nav-toggle" aria-controls="..." aria-expanded="false">
         <span></span><span></span><span></span>
       </button>
       <div class="ui-nav-drawer">
         <div class="ui-nav-group"><a class="ui-nav-link">…</a> …</div>
         <span class="ui-nav-spacer"></span>
         <div class="ui-nav-group">…</div>
       </div>
       <div class="ui-nav-backdrop"></div>
     </nav>
   Auto-wired by DuckUI.Nav.init() on DOMContentLoaded.
   ================================================================= */

.ui-nav {
    display: flex; align-items: center; gap: 24px;
    padding: 14px 24px; min-height: 60px;
    background: var(--ui-bg-card);
    border-bottom: 1px solid var(--ui-line);
    position: relative;
    box-sizing: border-box;
}
.ui-nav-brand {
    display: inline-flex; align-items: center; gap: 10px;
    font-family: var(--ui-f-display); font-size: 18px; font-weight: 700;
    color: var(--ui-fg); text-decoration: none;
    letter-spacing: -0.01em;
}
.ui-nav-brand:hover { color: var(--ui-accent); }
.ui-nav-brand img, .ui-nav-brand svg { width: 32px; height: 32px; }

.ui-nav-spacer { flex: 1; }
.ui-nav-group { display: flex; align-items: center; gap: 24px; }

.ui-nav-link {
    color: var(--ui-fg-soft);
    text-decoration: none;
    font-size: 14px;
    padding: 6px 0;
    transition: color var(--ui-anim-fast, .15s);
    position: relative;
}
.ui-nav-link:hover { color: var(--ui-accent); }
.ui-nav-link.is-active { color: var(--ui-accent); }
.ui-nav-link.is-active::after {
    content: ''; position: absolute; left: 0; right: 0; bottom: -2px;
    height: 2px; background: var(--ui-accent);
}

/* Desktop default — drawer is "transparent" so children render as direct nav siblings.
   Toggle + backdrop hidden. */
.ui-nav-drawer { display: contents; }
.ui-nav-toggle { display: none; }
.ui-nav-backdrop { display: none; }

/* Hamburger button (3 lines that morph to X) */
.ui-nav-toggle {
    background: none; border: 0; padding: 0;
    width: 40px; height: 40px; cursor: pointer;
    flex-direction: column; justify-content: center; align-items: center;
    gap: 5px;
    margin-left: auto;
    color: var(--ui-fg);
    transition: color var(--ui-anim-fast, .15s);
}
.ui-nav-toggle:hover { color: var(--ui-accent); }
.ui-nav-toggle span {
    display: block;
    width: 22px; height: 2px;
    background: currentColor;
    border-radius: 1px;
    transition: transform .25s cubic-bezier(.2,.8,.2,1), opacity .15s;
    transform-origin: center;
}
.ui-nav.is-open .ui-nav-toggle span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.ui-nav.is-open .ui-nav-toggle span:nth-child(2) { opacity: 0; }
.ui-nav.is-open .ui-nav-toggle span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 768px) {
    .ui-nav { flex-wrap: nowrap; gap: 12px; padding: 12px 16px; }
    .ui-nav-toggle { display: inline-flex; }
    .ui-nav-spacer { display: none; }

    .ui-nav-drawer {
        display: flex;
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        position: fixed;
        top: 0; right: 0;
        width: min(320px, 88vw);
        height: 100vh; height: 100dvh;
        background: var(--ui-bg-card);
        padding: 72px 18px 24px;
        box-shadow: -4px 0 32px rgba(0,0,0,.18);
        transform: translateX(100%);
        transition: transform .3s cubic-bezier(.2,.8,.2,1);
        z-index: 200;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
    }
    .ui-nav.is-open .ui-nav-drawer { transform: translateX(0); }

    .ui-nav-drawer .ui-nav-group {
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        width: 100%;
    }
    .ui-nav-drawer .ui-nav-group + .ui-nav-group {
        margin-top: 14px; padding-top: 14px;
        border-top: 1px solid var(--ui-line);
    }
    .ui-nav-drawer .ui-nav-link {
        padding: 12px 14px;
        border-bottom: 1px solid var(--ui-line-soft, var(--ui-line));
        font-size: 15px;
    }
    .ui-nav-drawer .ui-nav-link:last-child { border-bottom: 0; }
    .ui-nav-drawer .ui-nav-link.is-active::after { display: none; }
    .ui-nav-drawer .ui-nav-link.is-active {
        background: var(--ui-bg-soft);
        border-left: 3px solid var(--ui-accent);
        padding-left: 11px;
    }
    /* Buttons & dropdowns inside drawer go full-width */
    .ui-nav-drawer .ui-btn,
    .ui-nav-drawer .btn-duck { width: 100%; justify-content: center; margin-top: 8px; }
    .ui-nav-drawer .dropdown { width: 100%; }
    .ui-nav-drawer .dropdown-menu {
        position: static !important;
        transform: none !important;
        width: 100%;
        margin: 4px 0 8px;
        border: 1px solid var(--ui-line);
        box-shadow: none;
    }

    .ui-nav-backdrop {
        display: block;
        position: fixed; inset: 0;
        background: rgba(0,0,0,.45);
        opacity: 0; pointer-events: none;
        transition: opacity .25s;
        z-index: 199;
    }
    .ui-nav.is-open .ui-nav-backdrop {
        opacity: 1;
        pointer-events: auto;
    }
    body.ui-nav-locked { overflow: hidden; }
}