/* SiteYonetim — Design System Tokens v2 */
:root {
  /* ── Primary Scale ── */
  --primary-50: #eff6ff;
  --primary-100: #dbeafe;
  --primary-200: #bfdbfe;
  --primary-500: #3b82f6;
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --primary-800: #1e40af;
  --primary-light: #dbeafe;
  --primary-lighter: #bfdbfe;

  /* ── Status Colors ── */
  --success: #16a34a;
  --success-light: #dcfce7;
  --success-50: #f0fdf4;
  --warning: #d97706;
  --warning-light: #fef3c7;
  --warning-50: #fffbeb;
  --danger: #dc2626;
  --danger-light: #fee2e2;
  --danger-50: #fef2f2;
  --info: #0891b2;
  --info-light: #cffafe;
  --info-50: #ecfeff;
  --purple: #7c3aed;
  --purple-light: #ede9fe;

  /* ── Neutral Scale ── */
  --gray-50: #f8fafc;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-300: #cbd5e1;
  --gray-400: #94a3b8;
  --gray-500: #64748b;
  --gray-600: #475569;
  --gray-700: #334155;
  --gray-800: #1e293b;
  --gray-900: #0f172a;

  /* ── Semantic Colors ── */
  --bg-primary: #ffffff;
  --bg-secondary: #f8fafc;
  --bg-tertiary: #f1f5f9;
  --bg-sidebar: #1e293b;
  --bg-sidebar-hover: #334155;
  --bg-sidebar-active: rgba(37, 99, 235, 0.15);
  --text-primary: #0f172a;
  --text-secondary: #64748b;
  --text-muted: #94a3b8;
  --text-sidebar: #cbd5e1;
  --text-sidebar-active: #ffffff;
  --border: #e2e8f0;
  --border-light: #f1f5f9;
  --border-dark: #cbd5e1;

  /* ── Spacing (8px grid) ── */
  --space-0: 0;
  --space-1: 0.125rem;
  --space-2: 0.25rem;
  --space-3: 0.375rem;
  --space-4: 0.5rem;
  --space-5: 0.625rem;
  --space-6: 0.75rem;
  --space-8: 1rem;
  --space-10: 1.25rem;
  --space-12: 1.5rem;
  --space-16: 2rem;
  --space-20: 2.5rem;
  --space-24: 3rem;
  /* Legacy aliases */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;

  /* ── Border Radius ── */
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.25rem;
  --radius-full: 9999px;

  /* ── Shadows ── */
  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08), 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.04);

  /* ── Typography ── */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', 'Consolas', 'Liberation Mono', Menlo, monospace;
  --font-size-2xs: 0.6875rem;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.8125rem;
  --font-size-base: 0.875rem;
  --font-size-md: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;

  /* ── Layout ── */
  --sidebar-width: 260px;
  --sidebar-collapsed-width: 64px;
  --header-height: 60px;

  /* ── Transitions ── */
  --transition-fast: 150ms ease;
  --transition-normal: 250ms ease;
  --transition-slow: 350ms ease;
}

/* ══════════════════════════════════════════════════════
   DARK MODE — Complete Theme Override
   ══════════════════════════════════════════════════════ */

/* ── Variable Overrides ── */
.dark-mode {
  --bg-primary: #0f172a;
  --bg-secondary: #1e293b;
  --bg-tertiary: #334155;
  --bg-sidebar: #0c1222;
  --bg-sidebar-hover: #1e293b;
  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --border: #334155;
  --border-dark: #475569;
  --border-light: #1e293b;
  --primary-50: #172554;
  --primary-100: #1e3a5f;
  --primary-light: #1e3a5f;
  --primary-lighter: #172554;
  --success-light: #14532d;
  --success-50: #052e16;
  --warning-light: #713f12;
  --warning-50: #451a03;
  --danger-light: #7f1d1d;
  --danger-50: #450a0a;
  --info-light: #164e63;
  --info-50: #083344;
  --purple-light: #2e1065;
  --gray-50: #0f172a;
  --gray-100: #1e293b;
  --gray-200: #334155;
  --gray-700: #cbd5e1;
  --gray-800: #e2e8f0;
  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.2);
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.4);
  --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.5);
  color-scheme: dark;
}

/* ── Layout: Header & Sidebar ── */
.dark-mode .app-header { background: var(--bg-secondary); border-color: var(--border); }
.dark-mode .breadcrumb { color: var(--text-muted); }
.dark-mode .breadcrumb a { color: var(--text-secondary); }
.dark-mode .breadcrumb a:hover { color: var(--primary-500); }
.dark-mode .header-theme-toggle { color: #fbbf24; }

/* ── Forms ── */
.dark-mode .form-control, .dark-mode .form-select { background: var(--bg-secondary); color: var(--text-primary); border-color: var(--border-dark); }
.dark-mode .form-control:focus, .dark-mode .form-select:focus { border-color: var(--primary); }
.dark-mode .form-control::placeholder { color: var(--text-muted); }
.dark-mode .form-control:disabled { background: var(--bg-tertiary); color: var(--text-muted); }
.dark-mode .form-label { color: var(--text-secondary); }
.dark-mode .form-hint { color: var(--text-muted); }
.dark-mode input[type="date"], .dark-mode input[type="number"], .dark-mode input[type="text"],
.dark-mode input[type="email"], .dark-mode input[type="password"], .dark-mode input[type="tel"],
.dark-mode input[type="url"], .dark-mode input[type="search"],
.dark-mode textarea, .dark-mode select {
  background: var(--bg-secondary); color: var(--text-primary); border-color: var(--border-dark);
}

/* ── Tables ── */
.dark-mode .data-table thead th,
.dark-mode .table thead th { background: var(--bg-secondary); color: var(--text-secondary); border-color: var(--border); }
.dark-mode .data-table tbody td,
.dark-mode .table tbody td { border-color: var(--border); color: var(--text-primary); }
.dark-mode .data-table tbody tr:hover,
.dark-mode .table tbody tr:hover { background: var(--bg-tertiary); }
.dark-mode .data-table tfoot td { background: var(--bg-secondary); border-color: var(--border); }
.dark-mode .table-wrapper { border-color: var(--border); }
.dark-mode .table-empty { color: var(--text-muted); }
.dark-mode .sort-link { color: var(--text-primary); }

/* ── Cards ── */
.dark-mode .dash-card, .dark-mode .sy-card,
.dark-mode .card { background: var(--bg-secondary); border-color: var(--border); color: var(--text-primary); }
.dark-mode .dash-card-header { border-color: var(--border); }
.dark-mode .dash-card-footer { border-color: var(--border); background: var(--bg-tertiary); }
.dark-mode .stat-card, .dark-mode .sy-stat { background: var(--bg-secondary); border-color: var(--border); }

/* ── Buttons ── */
.dark-mode .btn-secondary { background: var(--bg-tertiary); color: var(--text-primary); border-color: var(--border-dark); }
.dark-mode .btn-secondary:hover { background: var(--border-dark); }
.dark-mode .btn-outline-danger { border-color: var(--danger-light); color: var(--danger); }
.dark-mode .btn-outline-danger:hover { background: var(--danger-50); }

/* ── Modals & Dropdowns ── */
.dark-mode .modal-content, .dark-mode .modal-overlay .modal-content { background: var(--bg-secondary); color: var(--text-primary); }
.dark-mode .dropdown-menu { background: var(--bg-secondary); border-color: var(--border); }
.dark-mode .dropdown-item:hover { background: var(--bg-tertiary); }

/* ── Badges ── */
.dark-mode .badge { opacity: 0.9; }
.dark-mode .badge-secondary { background: var(--bg-tertiary); color: var(--text-primary); }

/* ── Pagination ── */
.dark-mode .pagination { border-color: var(--border); }
.dark-mode .pagination-item { color: var(--text-secondary); border-color: var(--border); background: var(--bg-secondary); }
.dark-mode .pagination-item:hover { background: var(--bg-tertiary); color: var(--text-primary); }
.dark-mode .pagination-item.active { background: var(--primary); color: #fff; border-color: var(--primary); }
.dark-mode .pagination-item.disabled { color: var(--text-muted); background: var(--bg-primary); }

/* ── Tabs ── */
.dark-mode .tab-nav { border-color: var(--border); }
.dark-mode .tab-nav-item { color: var(--text-secondary); }
.dark-mode .tab-nav-item:hover { color: var(--text-primary); }
.dark-mode .tab-nav-item.active { color: var(--primary-500); border-color: var(--primary-500); }
.dark-mode .nav-tabs-commercial a { color: var(--text-secondary); border-color: var(--border-dark); }
.dark-mode .nav-tabs-commercial a:hover { background: var(--bg-tertiary); }
.dark-mode .nav-tabs-commercial a.active-tab { background: var(--primary); color: #fff; }

/* ── Filter & Bulk Bars ── */
.dark-mode .filter-bar { background: var(--bg-secondary); border-color: var(--border); }
.dark-mode .bulk-bar { background: var(--primary-50); border-color: var(--primary-light); }

/* ── Alerts ── */
.dark-mode .alert-box { background: var(--bg-secondary); border-color: var(--warning); }
.dark-mode .alert { border-color: var(--border); }

/* ── Tooltips ── */
.dark-mode [data-tooltip]::after { background: var(--bg-primary); color: var(--text-primary); border: 1px solid var(--border); }

/* ── Empty States ── */
.dark-mode .empty-state, .dark-mode .empty-state-sm { color: var(--text-muted); }
.dark-mode .empty-text { color: var(--text-muted); }

/* ── Detail & Profile Components ── */
.dark-mode .detail-list-item { border-color: var(--border); }
.dark-mode .detail-list-label { color: var(--text-secondary); }
.dark-mode .section-title { color: var(--text-primary); }
.dark-mode .profile-avatar-lg { border-color: var(--border); }
.dark-mode .profile-avatar-initials { background: linear-gradient(135deg, #2563eb, #7c3aed); }
.dark-mode .profile-zodiac { background: var(--purple-light); }
.dark-mode .profile-zodiac-sign { color: #a78bfa; }
.dark-mode .profile-highlight-box.warning { background: var(--warning-50); color: var(--warning); }
.dark-mode .profile-account-info { border-color: var(--border); }
.dark-mode .profile-nav-link { color: var(--text-secondary); }
.dark-mode .profile-nav-link:hover { background: var(--bg-tertiary); color: var(--text-primary); }
.dark-mode .profile-bio { color: var(--text-secondary); }

/* ── Social Links ── */
.dark-mode .social-link { border-color: var(--border); color: var(--text-primary); }
.dark-mode .social-link:hover { background: var(--bg-tertiary); }
.dark-mode .social-handle { color: var(--text-muted); }

/* ── Activity Feed ── */
.dark-mode .activity-feed-item { border-color: var(--border); }
.dark-mode .activity-item:hover { background: var(--bg-tertiary); }

/* ── Progress Bars ── */
.dark-mode .progress-mini { background: var(--bg-tertiary); }

/* ── Welcome Card ── */
.dark-mode .sy-welcome { background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%); border: 1px solid var(--border); }

/* ── Maintenance Rows ── */
.dark-mode .maint-row { border-color: var(--border); }
.dark-mode .maint-row:hover { background: var(--bg-tertiary); }

/* ── User Cell ── */
.dark-mode .user-cell-name { color: var(--text-primary); }
.dark-mode .td-muted { color: var(--text-secondary); }
.dark-mode .td-actions a { color: var(--text-secondary); }

/* ── Command Palette ── */
.dark-mode .cmd-palette-item.active { background: var(--primary-50); }

/* ── Charts ── */
.dark-mode canvas { filter: brightness(0.9); }

/* ── Landing Page ── */
.dark-mode .landing-header { background: rgba(15, 23, 42, 0.95); border-color: var(--border); }
.dark-mode .landing-trust-bar { background: var(--bg-secondary); border-color: var(--border); }
.dark-mode .landing-cta-box { background: linear-gradient(135deg, #0c1222, #020617); border: 1px solid var(--border); }
.dark-mode .landing-hero-badge { background: var(--primary-50); }
.dark-mode .landing-hero-note { color: var(--text-muted); }
.dark-mode .landing-trust-logo { color: var(--text-secondary); }
.dark-mode .landing-section-alt { background: var(--bg-secondary); }
.dark-mode .landing-module-desc { color: var(--text-secondary); }

/* ── Landing Footer (already dark, ensure no conflicts) ── */
.dark-mode .landing-footer { background: #020617; }
.dark-mode .footer-main { border-color: rgba(255, 255, 255, 0.06); }

/* ── Auth Pages ── */
.dark-mode .auth-card { background: var(--bg-secondary); border-color: var(--border); }

/* ── Scrollbar ── */
.dark-mode ::-webkit-scrollbar-track { background: var(--bg-primary); }
.dark-mode ::-webkit-scrollbar-thumb { background: var(--bg-tertiary); }
.dark-mode ::-webkit-scrollbar-thumb:hover { background: var(--border-dark); }

/* ── Toggle Switch ── */
.dark-mode .toggle-slider { background: var(--bg-tertiary); }
.dark-mode .toggle-slider::before { background: var(--text-primary); }

/* ── AI Summary ── */
.dark-mode .ai-summary-card { background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%); border-color: var(--border); }

/* ── Toast ── */
.dark-mode .toast { background: var(--bg-secondary); color: var(--text-primary); border-color: var(--border); }

/* ── Data Table border ── */
.dark-mode .data-table { border-color: var(--border); }

/* ── Card Body ── */
.dark-mode .card-body { color: var(--text-primary); }

/* Theme toggle button */
.header-theme-toggle { background: none; border: none; color: var(--text-secondary); cursor: pointer; padding: 0.5rem; border-radius: var(--radius-md); transition: all var(--transition-fast); display: flex; align-items: center; }
.header-theme-toggle:hover { color: var(--primary); background: var(--bg-secondary); }

/* Locale switcher */
.header-locale-btn { background: none; border: 1px solid var(--border); color: var(--text-secondary); cursor: pointer; padding: .3rem .5rem; border-radius: var(--radius-sm); font-size: .7rem; font-weight: 600; letter-spacing: .03em; transition: all .15s; }
.header-locale-btn:hover { color: var(--primary); border-color: var(--primary); background: var(--bg-secondary); }
.locale-switcher { position: relative; display: inline-block; }