/*
 * Devasacelix Admin Theme
 * Bootstrap 5.3 üzerine sade, modern, dark/light uyumlu tema.
 * Tüm renk ve ölçü tokenleri CSS değişkenleri ile tanımlanmıştır.
 */

/* ================================================================
   1. TOKENLER (Light)
   ================================================================ */
:root,
[data-bs-theme="light"] {
    /* Renk paleti */
    --app-primary: #4F46E5;
    --app-primary-rgb: 79, 70, 229;
    --app-primary-hover: #4338CA;
    --app-primary-soft: rgba(79, 70, 229, 0.10);
    --app-primary-soft-strong: rgba(79, 70, 229, 0.18);
    --app-primary-contrast: #FFFFFF;

    --app-success: #10B981;
    --app-success-rgb: 16, 185, 129;
    --app-success-soft: rgba(16, 185, 129, 0.12);

    --app-warning: #F59E0B;
    --app-warning-rgb: 245, 158, 11;
    --app-warning-soft: rgba(245, 158, 11, 0.14);

    --app-danger: #F43F5E;
    --app-danger-rgb: 244, 63, 94;
    --app-danger-soft: rgba(244, 63, 94, 0.12);

    --app-info: #0EA5E9;
    --app-info-rgb: 14, 165, 233;
    --app-info-soft: rgba(14, 165, 233, 0.12);

    /* Yüzeyler */
    --app-bg: #F8FAFC;
    --app-surface: #FFFFFF;
    --app-surface-alt: #F1F5F9;
    --app-border: #E2E8F0;
    --app-border-strong: #CBD5E1;
    --app-text: #0F172A;
    --app-text-soft: #334155;
    --app-muted: #64748B;

    /* Sidebar/Topbar */
    --app-sidebar-bg: #FFFFFF;
    --app-sidebar-border: #E2E8F0;
    --app-sidebar-link: #475569;
    --app-sidebar-link-hover: #0F172A;
    --app-sidebar-link-active: var(--app-primary);
    --app-sidebar-active-bg: var(--app-primary-soft);
    --app-sidebar-section: #94A3B8;

    --app-topbar-bg: #FFFFFF;
    --app-topbar-border: #E2E8F0;
    --app-topbar-text: #0F172A;

    /* Yumuşak gölgeler */
    --app-shadow-sm: 0 1px 2px rgba(15, 23, 42, .04);
    --app-shadow: 0 1px 3px rgba(15, 23, 42, .06), 0 1px 2px rgba(15, 23, 42, .04);
    --app-shadow-md: 0 4px 12px rgba(15, 23, 42, .06), 0 2px 4px rgba(15, 23, 42, .04);
    --app-shadow-lg: 0 12px 24px rgba(15, 23, 42, .10), 0 4px 8px rgba(15, 23, 42, .04);

    /* Radius */
    --app-radius-sm: 6px;
    --app-radius: 8px;
    --app-radius-md: 10px;
    --app-radius-lg: 12px;
    --app-radius-xl: 16px;

    /* Bootstrap 5 token'larini override et */
    --bs-body-bg: var(--app-bg);
    --bs-body-color: var(--app-text);
    --bs-border-color: var(--app-border);
    --bs-secondary-color: var(--app-muted);
    --bs-tertiary-bg: var(--app-surface-alt);

    --bs-primary: var(--app-primary);
    --bs-primary-rgb: var(--app-primary-rgb);
    --bs-success: var(--app-success);
    --bs-success-rgb: var(--app-success-rgb);
    --bs-warning: var(--app-warning);
    --bs-warning-rgb: var(--app-warning-rgb);
    --bs-danger: var(--app-danger);
    --bs-danger-rgb: var(--app-danger-rgb);
    --bs-info: var(--app-info);
    --bs-info-rgb: var(--app-info-rgb);

    --bs-link-color: var(--app-primary);
    --bs-link-hover-color: var(--app-primary-hover);
    --bs-link-color-rgb: var(--app-primary-rgb);

    --bs-border-radius: var(--app-radius);
    --bs-border-radius-sm: var(--app-radius-sm);
    --bs-border-radius-lg: var(--app-radius-lg);
}

/* ================================================================
   2. TOKENLER (Dark)
   ================================================================ */
[data-bs-theme="dark"] {
    --app-primary: #818CF8;
    --app-primary-rgb: 129, 140, 248;
    --app-primary-hover: #A5B4FC;
    --app-primary-soft: rgba(129, 140, 248, 0.14);
    --app-primary-soft-strong: rgba(129, 140, 248, 0.22);
    --app-primary-contrast: #0F172A;

    --app-success: #34D399;
    --app-success-rgb: 52, 211, 153;
    --app-success-soft: rgba(52, 211, 153, 0.16);

    --app-warning: #FBBF24;
    --app-warning-rgb: 251, 191, 36;
    --app-warning-soft: rgba(251, 191, 36, 0.18);

    --app-danger: #FB7185;
    --app-danger-rgb: 251, 113, 133;
    --app-danger-soft: rgba(251, 113, 133, 0.18);

    --app-info: #38BDF8;
    --app-info-rgb: 56, 189, 248;
    --app-info-soft: rgba(56, 189, 248, 0.16);

    --app-bg: #0F172A;
    --app-surface: #1E293B;
    --app-surface-alt: #172033;
    --app-border: #334155;
    --app-border-strong: #475569;
    --app-text: #F1F5F9;
    --app-text-soft: #CBD5E1;
    --app-muted: #94A3B8;

    --app-sidebar-bg: #111827;
    --app-sidebar-border: #1F2937;
    --app-sidebar-link: #CBD5E1;
    --app-sidebar-link-hover: #F1F5F9;
    --app-sidebar-link-active: var(--app-primary);
    --app-sidebar-active-bg: var(--app-primary-soft);
    --app-sidebar-section: #64748B;

    --app-topbar-bg: #1E293B;
    --app-topbar-border: #334155;
    --app-topbar-text: #F1F5F9;

    --app-shadow-sm: 0 1px 2px rgba(0, 0, 0, .35);
    --app-shadow: 0 1px 3px rgba(0, 0, 0, .35), 0 1px 2px rgba(0, 0, 0, .25);
    --app-shadow-md: 0 4px 12px rgba(0, 0, 0, .40), 0 2px 4px rgba(0, 0, 0, .25);
    --app-shadow-lg: 0 12px 24px rgba(0, 0, 0, .50), 0 4px 8px rgba(0, 0, 0, .30);

    --bs-body-bg: var(--app-bg);
    --bs-body-color: var(--app-text);
    --bs-border-color: var(--app-border);
    --bs-secondary-color: var(--app-muted);
    --bs-tertiary-bg: var(--app-surface-alt);

    --bs-primary: var(--app-primary);
    --bs-primary-rgb: var(--app-primary-rgb);
    --bs-success: var(--app-success);
    --bs-success-rgb: var(--app-success-rgb);
    --bs-warning: var(--app-warning);
    --bs-warning-rgb: var(--app-warning-rgb);
    --bs-danger: var(--app-danger);
    --bs-danger-rgb: var(--app-danger-rgb);
    --bs-info: var(--app-info);
    --bs-info-rgb: var(--app-info-rgb);

    --bs-link-color: var(--app-primary);
    --bs-link-hover-color: var(--app-primary-hover);
    --bs-link-color-rgb: var(--app-primary-rgb);
}

/* ================================================================
   3. TYPO & BODY
   ================================================================ */
html { -webkit-text-size-adjust: 100%; }

body {
    font-family: 'Inter', system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Apple Color Emoji", "Segoe UI Emoji", sans-serif;
    font-size: 14px;
    line-height: 1.5;
    background-color: var(--app-bg);
    color: var(--app-text);
    font-feature-settings: "cv02", "cv03", "cv04", "cv11";
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    color: var(--app-text);
    font-weight: 600;
    letter-spacing: -0.01em;
}

h1 { font-size: 1.75rem; }
h2 { font-size: 1.375rem; }
h3 { font-size: 1.125rem; }
h4 { font-size: 1rem; }

.tabular-nums { font-variant-numeric: tabular-nums; }
.text-muted { color: var(--app-muted) !important; }

/* Focus halkası */
:focus-visible {
    outline: 2px solid var(--app-primary);
    outline-offset: 2px;
    border-radius: var(--app-radius-sm);
}

.btn:focus-visible,
.form-control:focus-visible,
.form-select:focus-visible {
    outline: 0;
    box-shadow: 0 0 0 3px var(--app-primary-soft-strong);
    border-color: var(--app-primary);
}

/* Scrollbar */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--app-border-strong); border-radius: 8px; }
::-webkit-scrollbar-thumb:hover { background: var(--app-muted); }

/* ================================================================
   4. APP SHELL (sidebar + topbar + content)
   ================================================================ */
.app-shell {
    display: flex;
    min-height: 100vh;
    background-color: var(--app-bg);
}

.app-sidebar {
    width: 260px;
    flex-shrink: 0;
    background-color: var(--app-sidebar-bg);
    border-right: 1px solid var(--app-sidebar-border);
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    z-index: 1040;
    display: flex;
    flex-direction: column;
    transition: transform .25s ease;
}

.app-sidebar__brand {
    height: 64px;
    display: flex;
    align-items: center;
    gap: .625rem;
    padding: 0 1.25rem;
    border-bottom: 1px solid var(--app-sidebar-border);
    color: var(--app-text);
    text-decoration: none;
    font-weight: 700;
    font-size: 1rem;
    letter-spacing: -0.01em;
}

.app-sidebar__brand:hover { color: var(--app-text); }

.app-sidebar__brand-mark {
    width: 32px;
    height: 32px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--app-primary), #7C3AED);
    color: #fff;
    border-radius: var(--app-radius);
    font-weight: 700;
    box-shadow: var(--app-shadow-sm);
}

.app-sidebar__nav {
    flex: 1 1 auto;
    overflow-y: auto;
    padding: 1rem .75rem 1rem;
}

.app-sidebar__section {
    text-transform: uppercase;
    color: var(--app-sidebar-section);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.08em;
    padding: .75rem .75rem .375rem;
    margin-top: .5rem;
}
.app-sidebar__section:first-child { margin-top: 0; }

/* Accordion group toggle button (replaces static section header for collapsible groups) */
.app-sidebar .app-sidebar__group-btn {
    -webkit-appearance: none;
    appearance: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    text-transform: uppercase;
    color: var(--app-sidebar-section);
    font-family: inherit;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.08em;
    padding: .75rem .75rem .5rem;
    margin-top: .5rem;
    background: transparent;
    border: 0;
    border-radius: var(--app-radius);
    cursor: pointer;
    line-height: 1.25;
    text-align: left;
    transition: color .15s ease, background-color .15s ease;
}
.app-sidebar__group-btn:hover {
    color: var(--app-sidebar-link-hover);
    background-color: var(--app-surface-alt);
}
.app-sidebar__group-btn:focus-visible {
    outline: 2px solid var(--app-primary);
    outline-offset: -2px;
}
.app-sidebar__group-chev {
    font-size: .85rem;
    transition: transform .2s ease;
    color: inherit;
    opacity: .7;
}
.app-sidebar__group-btn.collapsed .app-sidebar__group-chev {
    transform: rotate(-90deg);
}
.app-sidebar__group-panel {
    /* Bootstrap collapse handles open/close; just give a tiny inset for visual hierarchy */
    padding-left: 0;
}

.app-sidebar__link {
    display: flex;
    align-items: center;
    gap: .75rem;
    padding: .55rem .75rem;
    margin-bottom: 2px;
    color: var(--app-sidebar-link);
    text-decoration: none;
    border-radius: var(--app-radius);
    font-weight: 500;
    font-size: 14px;
    line-height: 1.25;
    transition: background-color .15s ease, color .15s ease;
}

.app-sidebar__link i {
    font-size: 1.05rem;
    width: 20px;
    text-align: center;
    flex-shrink: 0;
}

.app-sidebar__link:hover {
    background-color: var(--app-surface-alt);
    color: var(--app-sidebar-link-hover);
}

.app-sidebar__link.is-active {
    color: var(--app-sidebar-link-active);
    background-color: var(--app-sidebar-active-bg);
    font-weight: 600;
}

.app-sidebar__link.is-active i { color: var(--app-primary); }

.app-sidebar__footer {
    border-top: 1px solid var(--app-sidebar-border);
    padding: .75rem;
}

.app-sidebar__user {
    display: flex;
    align-items: center;
    gap: .625rem;
    padding: .5rem;
    border-radius: var(--app-radius);
}

.app-sidebar__user:hover { background-color: var(--app-surface-alt); }

.app-sidebar__avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--app-primary-soft);
    color: var(--app-primary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 13px;
    flex-shrink: 0;
}

.app-sidebar__user-info { line-height: 1.2; min-width: 0; flex: 1; }
.app-sidebar__user-name { font-weight: 600; color: var(--app-text); font-size: 13px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.app-sidebar__user-mail { color: var(--app-muted); font-size: 12px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

/* Sidebar kapalı durumu (mobil overlay) */
.app-sidebar-backdrop {
    position: fixed;
    inset: 0;
    background-color: rgba(15, 23, 42, .45);
    z-index: 1039;
    opacity: 0;
    pointer-events: none;
    transition: opacity .25s ease;
}
.app-sidebar-backdrop.is-visible { opacity: 1; pointer-events: auto; }

/* Main alan */
.app-main {
    flex: 1;
    min-width: 0;
    margin-left: 260px;
    display: flex;
    flex-direction: column;
}

.app-topbar {
    position: sticky;
    top: 0;
    z-index: 1030;
    height: 64px;
    background-color: var(--app-topbar-bg);
    border-bottom: 1px solid var(--app-topbar-border);
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0 1.25rem;
}

.app-topbar__hamburger {
    border: 0;
    background: transparent;
    color: var(--app-text);
    width: 40px;
    height: 40px;
    border-radius: var(--app-radius);
    display: none;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
}
.app-topbar__hamburger:hover { background-color: var(--app-surface-alt); }

.app-topbar__breadcrumb {
    color: var(--app-muted);
    font-size: 13px;
    flex: 0 0 auto;
}
.app-topbar__breadcrumb strong { color: var(--app-text); font-weight: 600; }

.app-topbar__search {
    flex: 1 1 auto;
    max-width: 420px;
    position: relative;
}
.app-topbar__search input {
    width: 100%;
    height: 40px;
    border-radius: var(--app-radius);
    border: 1px solid var(--app-border);
    background-color: var(--app-surface-alt);
    color: var(--app-text);
    padding: 0 .75rem 0 2.25rem;
    font-size: 14px;
}
.app-topbar__search input::placeholder { color: var(--app-muted); }
.app-topbar__search i {
    position: absolute;
    left: .75rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--app-muted);
}
.app-topbar__search kbd {
    position: absolute;
    right: .5rem;
    top: 50%;
    transform: translateY(-50%);
    background-color: var(--app-surface);
    border: 1px solid var(--app-border);
    color: var(--app-muted);
    border-radius: 4px;
    font-size: 11px;
    padding: 1px 6px;
    font-family: inherit;
}

.app-topbar__actions { display: flex; align-items: center; gap: .25rem; margin-left: auto; }

.app-icon-btn {
    width: 40px;
    height: 40px;
    border-radius: var(--app-radius);
    background-color: transparent;
    border: 0;
    color: var(--app-text-soft);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.05rem;
    position: relative;
    text-decoration: none;
}
.app-icon-btn:hover { background-color: var(--app-surface-alt); color: var(--app-text); }

.app-icon-btn .badge-dot {
    position: absolute;
    top: 8px;
    right: 8px;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--app-danger);
    border: 2px solid var(--app-topbar-bg);
}

/* Theme toggle butonu */
.app-theme-toggle .dropdown-menu i { width: 18px; }
.app-theme-toggle .dropdown-item.is-active { color: var(--app-primary); font-weight: 600; }

/* Content */
.app-content {
    flex: 1 1 auto;
    padding: 1.5rem 1.5rem 2.5rem;
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
}

.page-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 1.25rem;
}
.page-header__title { margin: 0 0 .25rem; font-size: 1.5rem; }
.page-header__subtitle { margin: 0; color: var(--app-muted); font-size: 14px; }
.page-header__actions { display: flex; gap: .5rem; flex-wrap: wrap; }

/* ================================================================
   5. KARTLAR / TABLOLAR / FORMLAR
   ================================================================ */
.card {
    background-color: var(--app-surface);
    border: 1px solid var(--app-border);
    border-radius: var(--app-radius-lg);
    box-shadow: var(--app-shadow-sm);
    color: var(--app-text);
}

[data-bs-theme="dark"] .card { box-shadow: none; }

.card-header {
    background-color: transparent;
    border-bottom: 1px solid var(--app-border);
    padding: .875rem 1.25rem;
    font-weight: 600;
    color: var(--app-text);
}

.card-body { padding: 1.25rem; }
.card-footer {
    background-color: transparent;
    border-top: 1px solid var(--app-border);
    padding: .875rem 1.25rem;
}

/* KPI Kartı */
.kpi-card {
    background-color: var(--app-surface);
    border: 1px solid var(--app-border);
    border-radius: var(--app-radius-lg);
    padding: 1.25rem;
    height: 100%;
    box-shadow: var(--app-shadow-sm);
    display: flex;
    flex-direction: column;
    gap: .5rem;
}
.kpi-card__label {
    color: var(--app-muted);
    font-size: 13px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: .5rem;
}
.kpi-card__icon {
    width: 32px;
    height: 32px;
    border-radius: var(--app-radius);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
}
.kpi-card__value {
    font-size: 1.875rem;
    font-weight: 700;
    line-height: 1.1;
    color: var(--app-text);
    font-variant-numeric: tabular-nums;
    letter-spacing: -0.02em;
}
.kpi-card__hint { color: var(--app-muted); font-size: 12px; }

.kpi-card--primary .kpi-card__icon { background: var(--app-primary-soft); color: var(--app-primary); }
.kpi-card--success .kpi-card__icon { background: var(--app-success-soft); color: var(--app-success); }
.kpi-card--warning .kpi-card__icon { background: var(--app-warning-soft); color: var(--app-warning); }
.kpi-card--info .kpi-card__icon { background: var(--app-info-soft); color: var(--app-info); }

/* Hızlı erişim kartları */
.quick-action {
    display: flex;
    align-items: center;
    gap: .875rem;
    padding: 1rem;
    background-color: var(--app-surface);
    border: 1px solid var(--app-border);
    border-radius: var(--app-radius-lg);
    color: var(--app-text);
    text-decoration: none;
    transition: border-color .15s ease, transform .15s ease, box-shadow .15s ease;
}
.quick-action:hover {
    border-color: var(--app-primary);
    color: var(--app-text);
    transform: translateY(-1px);
    box-shadow: var(--app-shadow-md);
}
.quick-action__icon {
    width: 40px;
    height: 40px;
    border-radius: var(--app-radius);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--app-primary-soft);
    color: var(--app-primary);
    font-size: 1.125rem;
    flex-shrink: 0;
}
.quick-action__title { font-weight: 600; line-height: 1.2; }
.quick-action__desc { color: var(--app-muted); font-size: 12px; }

/* Butonlar */
.btn {
    border-radius: var(--app-radius);
    font-weight: 500;
    padding: .5rem .875rem;
    transition: background-color .15s ease, border-color .15s ease, color .15s ease, box-shadow .15s ease;
}
.btn-sm { padding: .35rem .65rem; font-size: 13px; border-radius: var(--app-radius-sm); }
.btn-lg { padding: .65rem 1.1rem; font-size: 15px; }

.btn-primary {
    background-color: var(--app-primary);
    border-color: var(--app-primary);
    color: var(--app-primary-contrast);
}
.btn-primary:hover, .btn-primary:focus {
    background-color: var(--app-primary-hover);
    border-color: var(--app-primary-hover);
    color: var(--app-primary-contrast);
}

.btn-outline-primary {
    color: var(--app-primary);
    border-color: var(--app-primary);
    background-color: transparent;
}
.btn-outline-primary:hover { background-color: var(--app-primary); border-color: var(--app-primary); color: var(--app-primary-contrast); }

.btn-outline-secondary {
    color: var(--app-text-soft);
    border-color: var(--app-border-strong);
    background-color: transparent;
}
.btn-outline-secondary:hover {
    background-color: var(--app-surface-alt);
    color: var(--app-text);
    border-color: var(--app-border-strong);
}

.btn-outline-danger {
    color: var(--app-danger);
    border-color: var(--app-danger);
    background-color: transparent;
}
.btn-outline-danger:hover { background-color: var(--app-danger); border-color: var(--app-danger); color: #fff; }

.btn-secondary {
    background-color: var(--app-surface-alt);
    border-color: var(--app-border-strong);
    color: var(--app-text);
}
.btn-secondary:hover {
    background-color: var(--app-border);
    border-color: var(--app-border-strong);
    color: var(--app-text);
}

.btn-loading { position: relative; color: transparent !important; pointer-events: none; }
.btn-loading::after {
    content: "";
    position: absolute;
    width: 16px;
    height: 16px;
    border: 2px solid currentColor;
    border-top-color: transparent;
    border-radius: 50%;
    top: calc(50% - 8px);
    left: calc(50% - 8px);
    animation: btnspin .6s linear infinite;
    color: var(--app-primary-contrast);
}
@keyframes btnspin { to { transform: rotate(360deg); } }

/* Form */
.form-label {
    font-weight: 500;
    color: var(--app-text);
    margin-bottom: .375rem;
    font-size: 13px;
}
.form-text { color: var(--app-muted); font-size: 12px; }
.form-control, .form-select {
    background-color: var(--app-surface);
    border: 1px solid var(--app-border);
    color: var(--app-text);
    border-radius: var(--app-radius);
    padding: .5rem .75rem;
    font-size: 14px;
    min-height: 40px;
}
.form-control:focus, .form-select:focus {
    background-color: var(--app-surface);
    border-color: var(--app-primary);
    color: var(--app-text);
    box-shadow: 0 0 0 3px var(--app-primary-soft-strong);
}
.form-control::placeholder { color: var(--app-muted); }
.form-control[type="password"] { letter-spacing: .05em; }
textarea.form-control { min-height: 96px; }

.form-check-input {
    border-color: var(--app-border-strong);
    background-color: var(--app-surface);
    width: 1.05em;
    height: 1.05em;
    margin-top: .2em;
}
.form-check-input:checked { background-color: var(--app-primary); border-color: var(--app-primary); }
.form-check-input:focus { box-shadow: 0 0 0 3px var(--app-primary-soft-strong); border-color: var(--app-primary); }
.form-check-label { color: var(--app-text); font-size: 14px; }

.input-icon {
    position: relative;
}
.input-icon .form-control { padding-left: 2.25rem; }
.input-icon > i {
    position: absolute;
    left: .75rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--app-muted);
}

.input-toggle {
    position: absolute;
    right: .5rem;
    top: 50%;
    transform: translateY(-50%);
    background: transparent;
    border: 0;
    color: var(--app-muted);
    width: 32px;
    height: 32px;
    border-radius: var(--app-radius-sm);
}
.input-toggle:hover { background-color: var(--app-surface-alt); color: var(--app-text); }

/* Tablolar */
.table {
    --bs-table-bg: transparent;
    --bs-table-color: var(--app-text);
    color: var(--app-text);
    margin-bottom: 0;
    font-size: 14px;
}
.table > :not(caption) > * > * {
    padding: .75rem 1rem;
    background-color: transparent;
    border-bottom-color: var(--app-border);
    color: var(--app-text);
}
.table > thead > tr > th {
    color: var(--app-muted);
    font-weight: 600;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: .04em;
    background-color: var(--app-surface-alt);
    border-bottom: 1px solid var(--app-border);
    white-space: nowrap;
}
.table-hover > tbody > tr:hover > * { background-color: var(--app-surface-alt); }
.table-striped > tbody > tr:nth-of-type(odd) > * { background-color: var(--app-surface-alt); }

.table-responsive { border-radius: var(--app-radius-lg); }

/* DataTables override (Bootstrap 5) */
.dataTables_wrapper .dataTables_length,
.dataTables_wrapper .dataTables_filter,
.dataTables_wrapper .dataTables_info,
.dataTables_wrapper .dataTables_paginate {
    color: var(--app-muted);
    font-size: 13px;
    margin-bottom: .75rem;
}
.dataTables_wrapper .dataTables_filter input,
.dataTables_wrapper .dataTables_length select {
    background-color: var(--app-surface);
    border: 1px solid var(--app-border);
    color: var(--app-text);
    border-radius: var(--app-radius);
    padding: .35rem .65rem;
    margin-left: .5rem;
    min-height: 36px;
}
.dataTables_wrapper .dataTables_filter input:focus,
.dataTables_wrapper .dataTables_length select:focus {
    outline: 0;
    border-color: var(--app-primary);
    box-shadow: 0 0 0 3px var(--app-primary-soft-strong);
}
.dataTables_wrapper .pagination .page-link {
    color: var(--app-text-soft);
    background-color: transparent;
    border: 1px solid var(--app-border);
    border-radius: var(--app-radius-sm) !important;
    margin: 0 2px;
    min-width: 32px;
    text-align: center;
}
.dataTables_wrapper .pagination .page-item.active .page-link {
    background-color: var(--app-primary);
    border-color: var(--app-primary);
    color: var(--app-primary-contrast);
}
.dataTables_wrapper .pagination .page-link:hover {
    background-color: var(--app-surface-alt);
    color: var(--app-text);
}
.dataTables_wrapper .pagination .page-item.disabled .page-link {
    background-color: transparent;
    color: var(--app-muted);
    border-color: var(--app-border);
}
table.dataTable thead .sorting,
table.dataTable thead .sorting_asc,
table.dataTable thead .sorting_desc { padding-right: 24px; cursor: pointer; }

/* Badge */
.badge {
    font-weight: 500;
    border-radius: 999px;
    padding: .3rem .55rem;
    font-size: 11px;
    letter-spacing: .02em;
}
.badge.bg-success { background-color: var(--app-success-soft) !important; color: var(--app-success) !important; }
.badge.bg-secondary { background-color: var(--app-surface-alt) !important; color: var(--app-muted) !important; border: 1px solid var(--app-border); }
.badge.bg-warning { background-color: var(--app-warning-soft) !important; color: var(--app-warning) !important; }
.badge.bg-danger { background-color: var(--app-danger-soft) !important; color: var(--app-danger) !important; }
.badge.bg-info { background-color: var(--app-info-soft) !important; color: var(--app-info) !important; }
.badge.bg-primary { background-color: var(--app-primary-soft) !important; color: var(--app-primary) !important; }

.status-pill {
    display: inline-flex;
    align-items: center;
    gap: .35rem;
    padding: .25rem .55rem;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 500;
}
.status-pill::before {
    content: "";
    width: 6px; height: 6px; border-radius: 50%;
    background-color: currentColor;
}
.status-pill--active { background-color: var(--app-success-soft); color: var(--app-success); }
.status-pill--inactive { background-color: var(--app-surface-alt); color: var(--app-muted); }

/* Alert */
.alert {
    border: 1px solid transparent;
    border-radius: var(--app-radius-lg);
    padding: .75rem 1rem;
    color: var(--app-text);
}
.alert-success { background-color: var(--app-success-soft); border-color: var(--app-success-soft); color: var(--app-success); }
.alert-danger { background-color: var(--app-danger-soft); border-color: var(--app-danger-soft); color: var(--app-danger); }
.alert-warning { background-color: var(--app-warning-soft); border-color: var(--app-warning-soft); color: var(--app-warning); }
.alert-info { background-color: var(--app-info-soft); border-color: var(--app-info-soft); color: var(--app-info); }

/* Modal */
.modal-content {
    background-color: var(--app-surface);
    border: 1px solid var(--app-border);
    border-radius: var(--app-radius-xl);
    box-shadow: var(--app-shadow-lg);
}
.modal-header { border-bottom: 1px solid var(--app-border); padding: 1rem 1.25rem; }
.modal-footer { border-top: 1px solid var(--app-border); padding: .875rem 1.25rem; }
.modal-title { font-weight: 600; }

/* Dropdown */
.dropdown-menu {
    background-color: var(--app-surface);
    border: 1px solid var(--app-border);
    border-radius: var(--app-radius-lg);
    box-shadow: var(--app-shadow-md);
    padding: .375rem;
    color: var(--app-text);
    min-width: 220px;
}
.dropdown-item {
    border-radius: var(--app-radius-sm);
    padding: .45rem .65rem;
    color: var(--app-text);
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: .5rem;
}
.dropdown-item:hover { background-color: var(--app-surface-alt); color: var(--app-text); }
.dropdown-item.active, .dropdown-item:active {
    background-color: var(--app-primary-soft);
    color: var(--app-primary);
}
.dropdown-divider { border-color: var(--app-border); margin: .375rem 0; }
.dropdown-header { color: var(--app-muted); font-size: 11px; text-transform: uppercase; letter-spacing: .05em; padding: .5rem .65rem .35rem; }

/* Toast */
.app-toast-host {
    position: fixed;
    z-index: 1080;
    top: 1rem;
    right: 1rem;
    display: flex;
    flex-direction: column;
    gap: .5rem;
    pointer-events: none;
}
.app-toast {
    pointer-events: auto;
    background-color: var(--app-surface);
    border: 1px solid var(--app-border);
    border-radius: var(--app-radius-lg);
    box-shadow: var(--app-shadow-md);
    padding: .75rem 1rem;
    min-width: 260px;
    max-width: 360px;
    display: flex;
    align-items: flex-start;
    gap: .625rem;
    font-size: 14px;
    animation: toast-in .25s ease;
}
.app-toast i { font-size: 1.125rem; flex-shrink: 0; margin-top: 1px; }
.app-toast--success i { color: var(--app-success); }
.app-toast--danger i { color: var(--app-danger); }
.app-toast--warning i { color: var(--app-warning); }
.app-toast--info i { color: var(--app-info); }
.app-toast button {
    margin-left: auto;
    background: transparent;
    border: 0;
    color: var(--app-muted);
    cursor: pointer;
    line-height: 1;
}
@keyframes toast-in {
    from { opacity: 0; transform: translateY(-4px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Skeleton */
.skeleton {
    display: block;
    background: linear-gradient(90deg, var(--app-surface-alt) 0%, var(--app-border) 50%, var(--app-surface-alt) 100%);
    background-size: 200% 100%;
    animation: skeleton 1.4s ease-in-out infinite;
    border-radius: var(--app-radius-sm);
}
.skeleton-line { height: 12px; margin-bottom: 8px; }
@keyframes skeleton {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* Empty state */
.empty-state {
    text-align: center;
    padding: 2.5rem 1.25rem;
    color: var(--app-muted);
}
.empty-state__icon {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--app-surface-alt);
    color: var(--app-muted);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: .75rem;
}

/* Breadcrumb sade */
.app-breadcrumb {
    display: flex;
    align-items: center;
    gap: .35rem;
    font-size: 13px;
    color: var(--app-muted);
}
.app-breadcrumb a { color: var(--app-muted); text-decoration: none; }
.app-breadcrumb a:hover { color: var(--app-text); }
.app-breadcrumb__sep { color: var(--app-border-strong); }
.app-breadcrumb__current { color: var(--app-text); font-weight: 500; }

/* Pre / kod */
pre {
    background-color: var(--app-surface-alt);
    border: 1px solid var(--app-border);
    color: var(--app-text);
    padding: .875rem 1rem;
    border-radius: var(--app-radius);
    font-size: 12.5px;
    overflow-x: auto;
}

/* ================================================================
   6. AUTH LAYOUT
   ================================================================ */
.auth-shell {
    min-height: 100vh;
    display: flex;
    background-color: var(--app-bg);
    color: var(--app-text);
    position: relative;
}
.auth-shell__hero {
    flex: 1 1 50%;
    background:
        radial-gradient(circle at 20% 20%, rgba(var(--app-primary-rgb), .35), transparent 55%),
        radial-gradient(circle at 80% 70%, rgba(124, 58, 237, .35), transparent 55%),
        linear-gradient(135deg, #312E81 0%, #4F46E5 100%);
    color: #F8FAFC;
    display: none;
    position: relative;
    overflow: hidden;
    padding: 3rem;
    flex-direction: column;
    justify-content: space-between;
}
.auth-shell__hero::before,
.auth-shell__hero::after {
    content: "";
    position: absolute;
    border-radius: 50%;
    filter: blur(60px);
    opacity: .35;
}
.auth-shell__hero::before { width: 300px; height: 300px; background: #A5B4FC; top: -80px; right: -80px; }
.auth-shell__hero::after { width: 380px; height: 380px; background: #7C3AED; bottom: -120px; left: -120px; }

.auth-shell__hero-content { position: relative; z-index: 1; }
.auth-shell__hero h1 { color: #fff; font-size: 2rem; line-height: 1.2; max-width: 28ch; }
.auth-shell__hero p { color: rgba(255,255,255,.85); font-size: 15px; max-width: 36ch; }
.auth-shell__hero-features { list-style: none; padding: 0; margin: 1.25rem 0 0; display: grid; gap: .55rem; position: relative; z-index: 1; }
.auth-shell__hero-features li { display: flex; align-items: center; gap: .55rem; color: rgba(255,255,255,.92); font-size: 14px; }
.auth-shell__hero-features i { color: #34D399; }

.auth-shell__form-wrap {
    flex: 1 1 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2.5rem 1.25rem;
}

.auth-card {
    width: 100%;
    max-width: 420px;
    background-color: var(--app-surface);
    border: 1px solid var(--app-border);
    border-radius: var(--app-radius-xl);
    box-shadow: var(--app-shadow-md);
    padding: 2rem;
}

[data-bs-theme="dark"] .auth-card { box-shadow: none; }

.auth-card__brand { display: flex; align-items: center; gap: .625rem; margin-bottom: 1.25rem; }
.auth-card__brand-mark {
    width: 36px; height: 36px;
    border-radius: var(--app-radius);
    background: linear-gradient(135deg, var(--app-primary), #7C3AED);
    color: #fff;
    display: inline-flex; align-items: center; justify-content: center;
    font-weight: 700;
    box-shadow: var(--app-shadow-sm);
}
.auth-card h1, .auth-card h2 { font-size: 1.375rem; margin-bottom: .25rem; }
.auth-card p.lead { color: var(--app-muted); font-size: 14px; margin-bottom: 1.5rem; }

.auth-corner {
    position: absolute;
    top: 1rem;
    right: 1rem;
    z-index: 5;
    display: flex;
    gap: .25rem;
}

/* Error pages */
.error-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem 1rem;
    background-color: var(--app-bg);
    color: var(--app-text);
    text-align: center;
}
.error-page__code {
    font-size: clamp(5rem, 18vw, 9rem);
    font-weight: 700;
    line-height: 1;
    letter-spacing: -0.04em;
    background: linear-gradient(135deg, var(--app-primary), #7C3AED);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    margin: 0 0 .5rem;
}
.error-page__title { font-size: 1.5rem; margin-bottom: .35rem; }
.error-page__text { color: var(--app-muted); margin-bottom: 1.25rem; max-width: 40ch; margin-left: auto; margin-right: auto; }

/* ================================================================
   7. RESPONSIVE
   ================================================================ */
@media (max-width: 991.98px) {
    .app-sidebar {
        transform: translateX(-100%);
        box-shadow: var(--app-shadow-lg);
    }
    .app-sidebar.is-open { transform: translateX(0); }
    .app-main { margin-left: 0; }
    .app-topbar__hamburger { display: inline-flex; }
    .app-topbar__breadcrumb { display: none; }
}

@media (min-width: 992px) {
    .auth-shell__hero { display: flex; }
}

@media (max-width: 575.98px) {
    .app-content { padding: 1rem; }
    .app-topbar { padding: 0 .75rem; gap: .5rem; }
    .app-topbar__search { display: none; }
    .auth-card { padding: 1.5rem; border-radius: var(--app-radius-lg); }
    .page-header { flex-direction: column; align-items: stretch; }
    .page-header__actions .btn { width: 100%; }
}

/* Hide elements while no JS / FOUC just settled */
.app-no-js .app-sidebar { transform: translateX(0) !important; }