/* Global Reset & Base Styles */
*, *::before, *::after {
    box-sizing: border-box;
}

:root {
    --c-primary: #4f46e5;
    --c-primary-hover: #4338ca;
    --c-text: #1f2937;
    --c-text-muted: #6b7280;
    --c-text-light: #9ca3af;
    --c-bg: #f9fafb;
    --c-bg-white: #ffffff;
    --c-border: #e5e7eb;
    --c-danger: #dc2626;
    --c-success: #16a34a;
    --c-header-bg: #1e293b;
    --c-header-text: #f8fafc;
    --c-sidebar-bg: #ffffff;
    --c-nav-hover: #f3f4f6;
    --c-input-focus-shadow: rgba(79, 70, 229, 0.25);
    --c-focus-ring: #4f46e5;
}

[data-theme="dark"] {
    --c-primary: #818cf8;
    --c-primary-hover: #6366f1;
    --c-text: #e2e8f0;
    --c-text-secondary: #cbd5e1;
    --c-text-muted: #94a3b8;
    --c-text-light: #64748b;
    --c-bg: #1a1f2e;
    --c-bg-white: #242b3d;
    --c-border: #3b4459;
    --c-danger: #f87171;
    --c-success: #4ade80;
    --c-warning: #fbbf24;
    --c-header-bg: #151a27;
    --c-header-text: #e2e8f0;
    --c-sidebar-bg: #1e2536;
    --c-nav-hover: #2e3650;
    --c-input-focus-shadow: rgba(129, 140, 248, 0.3);
    --c-focus-ring: #818cf8;
}

html, body {
    margin: 0;
    padding: 0;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    font-size: 16px;
    line-height: 1.5;
    color: var(--c-text);
    background: var(--c-bg);
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
    margin: 0;
    font-weight: 600;
    line-height: 1.25;
}

p {
    margin: 0;
}

a {
    color: var(--c-primary);
    text-decoration: none;
}

a:hover {
    color: var(--c-primary-hover);
}

/* =========================================================
   WCAG 2.1 AA – Accessibility
   ========================================================= */

/* Skip-to-content link */
.skip-to-content {
    position: absolute;
    left: -9999px;
    top: 0;
    z-index: 10000;
    padding: 0.75rem 1.5rem;
    background: var(--c-primary);
    color: #fff;
    font-weight: 600;
    text-decoration: none;
    font-size: 0.875rem;
}
.skip-to-content:focus {
    left: 0;
    outline: 2px solid var(--c-focus-ring);
    outline-offset: 2px;
}

/* Focus indicators – WCAG 2.4.7 */
:focus-visible {
    outline: 2px solid var(--c-focus-ring);
    outline-offset: 2px;
}
input:focus-visible, select:focus-visible, textarea:focus-visible {
    outline: none;
    border-color: var(--c-primary);
    box-shadow: 0 0 0 3px var(--c-input-focus-shadow);
}
button:focus:not(:focus-visible), a:focus:not(:focus-visible) {
    outline: none;
}

/* Reduced motion – WCAG 2.3.3 */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* Screen-reader only utility */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Validation Styles */
.validation-message {
    color: var(--c-danger);
    font-size: 0.8125rem;
    margin-top: 0.25rem;
}

.valid.modified:not([type=checkbox]) {
    border-color: var(--c-success);
}

.invalid {
    border-color: var(--c-danger) !important;
}

/* 404 Page */
.not-found {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 60vh;
    text-align: center;
    padding: 2rem;
}

.not-found h1 {
    font-size: 6rem;
    color: var(--c-text-light);
    margin-bottom: 1rem;
}

.not-found p {
    color: var(--c-text-muted);
    margin-bottom: 2rem;
}

.not-found .btn--primary {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    background: var(--c-primary);
    color: white;
    border-radius: 0.5rem;
    font-weight: 600;
}

/* =========================================================
   Dark Theme – Aggressive Global Overrides for Client
   ========================================================= */

[data-theme="dark"] {
    color-scheme: dark;
}

[data-theme="dark"] body {
    background: var(--c-bg) !important;
    color: var(--c-text) !important;
}

/* ===========================================
   NUCLEAR: Force dark on ALL content elements
   =========================================== */

/* All text elements → light text */
[data-theme="dark"] .main-content h1,
[data-theme="dark"] .main-content h2,
[data-theme="dark"] .main-content h3,
[data-theme="dark"] .main-content h4,
[data-theme="dark"] .main-content h5,
[data-theme="dark"] .main-content h6,
[data-theme="dark"] .main-content p,
[data-theme="dark"] .main-content label,
[data-theme="dark"] .main-content li,
[data-theme="dark"] .main-content dt,
[data-theme="dark"] .main-content dd,
[data-theme="dark"] .main-content td,
[data-theme="dark"] .main-content th,
[data-theme="dark"] .main-content legend,
[data-theme="dark"] .main-content figcaption {
    color: var(--c-text) !important;
}

/* All spans/divs/small/strong in content → inherit (EXCEPT badges/status) */
[data-theme="dark"] .main-content span:not([class*="badge"]):not([class*="status"]):not([class*="tag"]):not([class*="chip"]):not([class*="dot"]):not([class*="icon"]),
[data-theme="dark"] .main-content small,
[data-theme="dark"] .main-content strong,
[data-theme="dark"] .main-content em,
[data-theme="dark"] .main-content b {
    color: inherit !important;
}

[data-theme="dark"] .main-content div:not([class*="badge"]):not([class*="status"]):not([class*="dot"]) {
    color: inherit !important;
}

/* Links keep primary color */
[data-theme="dark"] .main-content a:not([class*="btn"]):not([class*="nav"]) {
    color: var(--c-primary) !important;
}

/* Force .main-content itself to dark bg (overrides scoped page styles) */
[data-theme="dark"] .main-content {
    background: var(--c-bg) !important;
}

/* All backgrounds in content → transparent (EXCEPT badges/status) */
[data-theme="dark"] .main-content div:not([class*="badge"]):not([class*="status"]):not([class*="dot"]):not([class*="icon"]):not([class*="spinner"]),
[data-theme="dark"] .main-content section,
[data-theme="dark"] .main-content article,
[data-theme="dark"] .main-content aside,
[data-theme="dark"] .main-content form,
[data-theme="dark"] .main-content fieldset,
[data-theme="dark"] .main-content details {
    background-color: transparent !important;
}

/* Borders → dark */
[data-theme="dark"] .main-content div,
[data-theme="dark"] .main-content section,
[data-theme="dark"] .main-content table,
[data-theme="dark"] .main-content th,
[data-theme="dark"] .main-content td,
[data-theme="dark"] .main-content form,
[data-theme="dark"] .main-content fieldset,
[data-theme="dark"] .main-content hr {
    border-color: var(--c-border) !important;
}

/* ===========================================
   RE-APPLY: Surfaces (cards, tables, inputs)
   =========================================== */

[data-theme="dark"] .main-content [class*="card"],
[data-theme="dark"] .main-content [class*="panel"],
[data-theme="dark"] .main-content [class*="section"],
[data-theme="dark"] .main-content [class*="stat"],
[data-theme="dark"] .main-content [class*="widget"],
[data-theme="dark"] .main-content [class*="wrap"],
[data-theme="dark"] .main-content [class*="box"],
[data-theme="dark"] .main-content [class*="empty"],
[data-theme="dark"] .main-content [class*="skeleton"],
[data-theme="dark"] .main-content [class*="item"],
[data-theme="dark"] .main-content [class*="list"],
[data-theme="dark"] .main-content [class*="grid"],
[data-theme="dark"] .main-content [class*="container"],
[data-theme="dark"] .main-content [class*="module"],
[data-theme="dark"] .main-content [class*="detail"],
[data-theme="dark"] .main-content [class*="cell"],
[data-theme="dark"] .main-content [class*="entry"],
[data-theme="dark"] .main-content [class*="row"],
[data-theme="dark"] .main-content [class*="result"],
[data-theme="dark"] .main-content [class*="preview"] {
    background-color: var(--c-bg-white) !important;
    border-color: var(--c-border) !important;
}

/* Sidebar in Client Dashboard */
[data-theme="dark"] .sidebar,
[data-theme="dark"] [class*="sidebar"] {
    background-color: var(--c-sidebar-bg) !important;
    border-color: var(--c-border) !important;
    color: var(--c-text) !important;
}

/* Table header rows */
[data-theme="dark"] .main-content thead,
[data-theme="dark"] .main-content th {
    background-color: var(--c-bg) !important;
    color: var(--c-text-muted) !important;
}

[data-theme="dark"] .main-content table,
[data-theme="dark"] .main-content tbody {
    background-color: var(--c-bg-white) !important;
}

[data-theme="dark"] .main-content tr:hover td {
    background-color: var(--c-nav-hover) !important;
}

/* All inputs, selects, textareas */
[data-theme="dark"] input:not([type="checkbox"]):not([type="radio"]):not([type="range"]),
[data-theme="dark"] select,
[data-theme="dark"] textarea {
    background: var(--c-bg-white) !important;
    color: var(--c-text) !important;
    border-color: var(--c-border) !important;
}

[data-theme="dark"] input::placeholder,
[data-theme="dark"] textarea::placeholder {
    color: var(--c-text-light) !important;
}

[data-theme="dark"] select option {
    background: var(--c-bg-white) !important;
    color: var(--c-text) !important;
}

/* Buttons */
[data-theme="dark"] .main-content button {
    border-color: var(--c-border) !important;
}

[data-theme="dark"] .main-content button:not([class*="primary"]):not([class*="danger"]):not([class*="success"]):not([class*="delete"]):not([class*="save"]):not([class*="add"]):not([style*="background: #4f46e5"]):not([style*="background: #dc2626"]):not([style*="background: #ef4444"]) {
    background-color: var(--c-bg-white) !important;
    color: var(--c-text) !important;
}

[data-theme="dark"] .main-content button[class*="primary"],
[data-theme="dark"] .main-content button[class*="save"],
[data-theme="dark"] .btn--primary,
[data-theme="dark"] .btn--danger,
[data-theme="dark"] .btn--success {
    color: #fff !important;
}

/* Modals */
[data-theme="dark"] .modal,
[data-theme="dark"] .modal-content,
[data-theme="dark"] .dialog {
    background: var(--c-bg-white) !important;
    border-color: var(--c-border) !important;
}

/* ===========================================
   RE-APPLY: Semantic colors (badges, status)
   =========================================== */

/* Base: all badges get dark surface + light text by default */
[data-theme="dark"] .main-content [class*="badge"],
[data-theme="dark"] .main-content [class*="status-"],
[data-theme="dark"] .main-content [class*="status--"] {
    background-color: var(--c-bg) !important;
    color: var(--c-text-muted) !important;
    border-color: var(--c-border) !important;
}

/* Green variants */
[data-theme="dark"] .main-content [class*="success"],
[data-theme="dark"] .main-content [class*="--ok"],
[data-theme="dark"] .main-content [class*="--green"],
[data-theme="dark"] .main-content [class*="--angenommen"],
[data-theme="dark"] .main-content [class*="--vollstaendig"],
[data-theme="dark"] .main-content [class*="--aktiv"],
[data-theme="dark"] .main-content [class*="--active"],
[data-theme="dark"] .main-content [class*="--enabled"],
[data-theme="dark"] .main-content [class*="--entschuldigt"],
[data-theme="dark"] .main-content [class*="--confirmed"],
[data-theme="dark"] .main-content [class*="--visible"],
[data-theme="dark"] .main-content [class*="--post"],
[data-theme="dark"] .main-content [class*="--praktisch"],
[data-theme="dark"] .main-content [class*="--2xx"] {
    background-color: rgba(74, 222, 128, 0.15) !important;
    color: #86efac !important;
}

/* Red variants */
[data-theme="dark"] .main-content [class*="danger"],
[data-theme="dark"] .main-content [class*="error"],
[data-theme="dark"] .main-content [class*="--red"],
[data-theme="dark"] .main-content [class*="--absage"],
[data-theme="dark"] .main-content [class*="--fehlerhaft"],
[data-theme="dark"] .main-content [class*="--missing"],
[data-theme="dark"] .main-content [class*="--abgelehnt"],
[data-theme="dark"] .main-content [class*="--overdue"],
[data-theme="dark"] .main-content [class*="--delete"],
[data-theme="dark"] .main-content [class*="--defekt"],
[data-theme="dark"] .main-content [class*="--5xx"] {
    background-color: rgba(248, 113, 113, 0.15) !important;
    color: #fca5a5 !important;
}

/* Yellow/Orange variants */
[data-theme="dark"] .main-content [class*="warning"],
[data-theme="dark"] .main-content [class*="--pending"],
[data-theme="dark"] .main-content [class*="--yellow"],
[data-theme="dark"] .main-content [class*="--orange"],
[data-theme="dark"] .main-content [class*="--warteliste"],
[data-theme="dark"] .main-content [class*="--bearbeitung"],
[data-theme="dark"] .main-content [class*="--unread"],
[data-theme="dark"] .main-content [class*="--geprueft"],
[data-theme="dark"] .main-content [class*="--patch"],
[data-theme="dark"] .main-content [class*="--reparatur"],
[data-theme="dark"] .main-content [class*="--4xx"],
[data-theme="dark"] .main-content [class*="--unvollstaendig"] {
    background-color: rgba(251, 191, 36, 0.15) !important;
    color: #fde68a !important;
}

/* Blue variants */
[data-theme="dark"] .main-content [class*="--info"],
[data-theme="dark"] .main-content [class*="--blue"],
[data-theme="dark"] .main-content [class*="--beworben"],
[data-theme="dark"] .main-content [class*="--bearbeitet"],
[data-theme="dark"] .main-content [class*="--gemeldet"],
[data-theme="dark"] .main-content [class*="--upload"],
[data-theme="dark"] .main-content [class*="--put"],
[data-theme="dark"] .main-content [class*="--class"],
[data-theme="dark"] .main-content [class*="--muendlich"],
[data-theme="dark"] .main-content [class*="--3xx"],
[data-theme="dark"] .main-content [class*="level-info"] {
    background-color: rgba(96, 165, 250, 0.15) !important;
    color: #93c5fd !important;
}

/* Purple variants */
[data-theme="dark"] .main-content [class*="--purple"],
[data-theme="dark"] .main-content [class*="--praesentation"],
[data-theme="dark"] .main-content [class*="--veranstaltung"],
[data-theme="dark"] .main-content [class*="--subject"],
[data-theme="dark"] .main-content [class*="--klausur"] {
    background-color: rgba(167, 139, 250, 0.15) !important;
    color: #c4b5fd !important;
}

/* Neutral/gray variants */
[data-theme="dark"] .main-content [class*="--default"],
[data-theme="dark"] .main-content [class*="--neutral"],
[data-theme="dark"] .main-content [class*="--sonstiges"],
[data-theme="dark"] .main-content [class*="--archived"],
[data-theme="dark"] .main-content [class*="--disabled"],
[data-theme="dark"] .main-content [class*="--inactive"],
[data-theme="dark"] .main-content [class*="--gray"],
[data-theme="dark"] .main-content [class*="--grey"],
[data-theme="dark"] .main-content [class*="--get"],
[data-theme="dark"] .main-content [class*="--ausgemustert"] {
    background-color: var(--c-bg) !important;
    color: var(--c-text-muted) !important;
}

/* Counter/pill badges and type labels (scoped classes with hardcoded light bg) */
[data-theme="dark"] .main-content [class*="__count"],
[data-theme="dark"] .main-content [class*="-count"],
[data-theme="dark"] .main-content [class*="-legal"],
[data-theme="dark"] .main-content [class*="-badge"],
[data-theme="dark"] .main-content [class*="id-badge"],
[data-theme="dark"] .main-content [class*="template-type"] {
    background-color: var(--c-bg) !important;
    color: var(--c-text-muted) !important;
    border-color: var(--c-border) !important;
}

/* Scoped badge color overrides for specific variants */
[data-theme="dark"] .main-content [class*="-badge--level-info"],
[data-theme="dark"] .main-content [class*="-badge--method-put"],
[data-theme="dark"] .main-content [class*="-badge--update"],
[data-theme="dark"] .main-content [class*="-badge--entity"] {
    background-color: rgba(96, 165, 250, 0.15) !important;
    color: #93c5fd !important;
}

[data-theme="dark"] .main-content [class*="-badge--level-warning"],
[data-theme="dark"] .main-content [class*="-badge--method-patch"],
[data-theme="dark"] .main-content [class*="-badge--login"],
[data-theme="dark"] .main-content [class*="-badge--warn"] {
    background-color: rgba(251, 191, 36, 0.15) !important;
    color: #fde68a !important;
}

[data-theme="dark"] .main-content [class*="-badge--level-error"],
[data-theme="dark"] .main-content [class*="-badge--method-delete"],
[data-theme="dark"] .main-content [class*="-badge--delete"] {
    background-color: rgba(248, 113, 113, 0.15) !important;
    color: #fca5a5 !important;
}

[data-theme="dark"] .main-content [class*="-badge--method-post"],
[data-theme="dark"] .main-content [class*="-badge--create"],
[data-theme="dark"] .main-content [class*="-badge--ok"] {
    background-color: rgba(74, 222, 128, 0.15) !important;
    color: #86efac !important;
}

[data-theme="dark"] .main-content [class*="-badge--method-get"],
[data-theme="dark"] .main-content [class*="-badge--default"] {
    background-color: var(--c-bg) !important;
    color: var(--c-text-muted) !important;
}

/* Template type pill (indigo in light mode → blue in dark mode) */
[data-theme="dark"] .main-content [class*="template-type"] {
    background-color: rgba(96, 165, 250, 0.15) !important;
    color: #93c5fd !important;
}

/* Inline style overrides for badges */
[data-theme="dark"] [style*="background: #dcfce7"],
[data-theme="dark"] [style*="background: #d1fae5"],
[data-theme="dark"] [style*="background: #f0fdf4"],
[data-theme="dark"] [style*="background-color: #dcfce7"] {
    background: rgba(74, 222, 128, 0.15) !important;
}

[data-theme="dark"] [style*="background: #fee2e2"],
[data-theme="dark"] [style*="background: #fef2f2"],
[data-theme="dark"] [style*="background: #fecaca"],
[data-theme="dark"] [style*="background-color: #fee2e2"] {
    background: rgba(248, 113, 113, 0.15) !important;
}

[data-theme="dark"] [style*="background: #fef3c7"],
[data-theme="dark"] [style*="background: #fffbeb"],
[data-theme="dark"] [style*="background: #fef9c3"],
[data-theme="dark"] [style*="background-color: #fef3c7"] {
    background: rgba(251, 191, 36, 0.15) !important;
}

[data-theme="dark"] [style*="background: #dbeafe"],
[data-theme="dark"] [style*="background: #eff6ff"],
[data-theme="dark"] [style*="background: #eef2ff"],
[data-theme="dark"] [style*="background: #e0e7ff"],
[data-theme="dark"] [style*="background: #e0f2fe"],
[data-theme="dark"] [style*="background-color: #dbeafe"] {
    background: rgba(96, 165, 250, 0.15) !important;
}

[data-theme="dark"] [style*="background: #fff7ed"],
[data-theme="dark"] [style*="background: #ffedd5"] {
    background: rgba(251, 146, 60, 0.15) !important;
}

[data-theme="dark"] [style*="background: #f3e8ff"],
[data-theme="dark"] [style*="background: #ede9fe"] {
    background: rgba(167, 139, 250, 0.15) !important;
}

/* White/light backgrounds via inline styles */
[data-theme="dark"] [style*="background: #fff"],
[data-theme="dark"] [style*="background:#fff"],
[data-theme="dark"] [style*="background: white"],
[data-theme="dark"] [style*="background-color: #fff"],
[data-theme="dark"] [style*="background-color: white"],
[data-theme="dark"] [style*="background: #f9fafb"],
[data-theme="dark"] [style*="background: #f8fafc"],
[data-theme="dark"] [style*="background: #f3f4f6"] {
    background: var(--c-bg-white) !important;
}

/* Inline dark text → light */
[data-theme="dark"] [style*="color: #111827"],
[data-theme="dark"] [style*="color:#111827"],
[data-theme="dark"] [style*="color: #1f2937"],
[data-theme="dark"] [style*="color: #1e293b"],
[data-theme="dark"] [style*="color: #2d3748"],
[data-theme="dark"] [style*="color: #333"],
[data-theme="dark"] [style*="color:#333"] {
    color: var(--c-text) !important;
}

[data-theme="dark"] [style*="color: #374151"],
[data-theme="dark"] [style*="color: #4b5563"],
[data-theme="dark"] [style*="color: #475569"],
[data-theme="dark"] [style*="color: #666"],
[data-theme="dark"] [style*="color:#666"] {
    color: var(--c-text-secondary) !important;
}

[data-theme="dark"] [style*="color: #6b7280"],
[data-theme="dark"] [style*="color: #64748b"],
[data-theme="dark"] [style*="color: #718096"] {
    color: var(--c-text-muted) !important;
}

[data-theme="dark"] [style*="color: #9ca3af"],
[data-theme="dark"] [style*="color: #d1d5db"] {
    color: var(--c-text-light) !important;
}

/* Inline semantic text colors → light versions */
[data-theme="dark"] [style*="color: #166534"],
[data-theme="dark"] [style*="color: #065f46"],
[data-theme="dark"] [style*="color: #16a34a"],
[data-theme="dark"] [style*="color: #388e3c"],
[data-theme="dark"] [style*="color: #059669"] {
    color: #86efac !important;
}

[data-theme="dark"] [style*="color: #991b1b"],
[data-theme="dark"] [style*="color: #b91c1c"],
[data-theme="dark"] [style*="color: #dc2626"],
[data-theme="dark"] [style*="color: #ef4444"],
[data-theme="dark"] [style*="color: #d32f2f"] {
    color: #fca5a5 !important;
}

[data-theme="dark"] [style*="color: #92400e"],
[data-theme="dark"] [style*="color: #854d0e"],
[data-theme="dark"] [style*="color: #b45309"],
[data-theme="dark"] [style*="color: #d97706"] {
    color: #fde68a !important;
}

[data-theme="dark"] [style*="color: #1e40af"],
[data-theme="dark"] [style*="color: #1d4ed8"],
[data-theme="dark"] [style*="color: #2563eb"],
[data-theme="dark"] [style*="color: #1976d2"] {
    color: #93c5fd !important;
}

/* Inline border overrides */
[data-theme="dark"] [style*="border: 1px solid #e5e7eb"],
[data-theme="dark"] [style*="border: 1px solid #e2e8f0"],
[data-theme="dark"] [style*="border: 1px solid #d1d5db"],
[data-theme="dark"] [style*="border-color: #e5e7eb"] {
    border-color: var(--c-border) !important;
}

/* Auth pages */
[data-theme="dark"] .auth-page,
[data-theme="dark"] .login-page,
[data-theme="dark"] .register-page {
    background: var(--c-bg) !important;
}

[data-theme="dark"] .auth-card,
[data-theme="dark"] .login-card,
[data-theme="dark"] .register-card,
[data-theme="dark"] .reset-card {
    background: var(--c-bg-white) !important;
    border-color: var(--c-border) !important;
}

/* ===========================================
   Scrollbar, misc
   =========================================== */

[data-theme="dark"] ::-webkit-scrollbar { width: 8px; height: 8px; }
[data-theme="dark"] ::-webkit-scrollbar-track { background: var(--c-bg); }
[data-theme="dark"] ::-webkit-scrollbar-thumb { background: var(--c-border); border-radius: 4px; }
[data-theme="dark"] ::-webkit-scrollbar-thumb:hover { background: #5e6b82; }

[data-theme="dark"] hr { border-color: var(--c-border) !important; }
[data-theme="dark"] code, [data-theme="dark"] pre {
    background: var(--c-bg) !important;
    color: var(--c-text) !important;
}

/* ===========================================
   Admin Layout (shared sidebar)
   =========================================== */
.admin-layout {
    display: grid;
    grid-template-columns: 260px 1fr;
    min-height: 100vh;
}

.sidebar {
    background: linear-gradient(180deg, #1f2937, #111827);
    color: white;
    padding: 1.5rem;
}

.sidebar-header { margin-bottom: 2rem; }
.sidebar-header h2 { margin: 0; font-size: 1.25rem; }
.sidebar-header p { margin: 0.5rem 0 0; font-size: 0.875rem; color: #9ca3af; }

.sidebar-nav { display: flex; flex-direction: column; gap: 0.25rem; }
.sidebar-nav .nav-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    background: transparent;
    border: none;
    color: #d1d5db;
    font-size: 0.875rem;
    text-align: left;
    cursor: pointer;
    border-radius: 0.5rem;
    text-decoration: none;
}
.sidebar-nav .nav-item:hover { background: rgba(255,255,255,0.1); }
.sidebar-nav .nav-item.active { background: rgba(255,255,255,0.15); color: white; }
.sidebar-nav .nav-divider { height: 1px; background: rgba(255,255,255,0.1); margin: 0.75rem 0; }
.sidebar-nav .superadmin-link { color: #fbbf24; }
.sidebar-nav .nav-item--danger { color: #f87171; }

.admin-layout > .main-content {
    padding: 2rem;
    background: var(--c-bg, #f9fafb);
    overflow-y: auto;
}