/* ═══════════════════════════════════════════════
   نظام التصميم المتقدم - لوحة تحكم كروزات النيل
   Premium Design System - Nile Cruise Dashboard
   ═══════════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=Cairo:wght@300;400;500;600;700;800;900&display=swap');

/* ─── CSS Custom Properties (Design Tokens) ─── */
:root {
  /* ─── Luxury Light Palette (Default) ─── */
  --bg-primary: #f0f4f9;
  --bg-secondary: #ffffff;
  --bg-tertiary: #f8fafc;
  --bg-elevated: #ffffff;
  --bg-card: rgba(255, 255, 255, 0.92);
  --bg-card-hover: #ffffff;
  --bg-glass: rgba(0, 0, 0, 0.025);
  --bg-glass-hover: rgba(0, 0, 0, 0.05);
  --bg-input: #f1f5f9;
  --bg-input-focus: #ffffff;

  /* Borders */
  --border-subtle: rgba(0, 0, 0, 0.06);
  --border-glass: rgba(0, 0, 0, 0.08);
  --border-hover: rgba(0, 0, 0, 0.15);
  --border-active: rgba(184, 148, 30, 0.4);

  /* Gold Palette (High Contrast for Light Mode) */
  --gold-50: #fef9e7;
  --gold-100: #fcefc1;
  --gold-200: #f9df82;
  --gold-300: #c49a1d;
  --gold-400: #b88e14;
  --gold-500: #a37b0b;
  --gold-600: #8c6807;
  --gold-700: #735404;
  --gold-800: #594103;
  --gold-900: #3d2d02;

  /* Nile Blue Palette (Vibrant for Light Mode) */
  --nile-50: #e8f4fd;
  --nile-100: #c5e3fa;
  --nile-200: #8ec7f5;
  --nile-300: #5ba8f5;
  --nile-400: #1d72d6;
  --nile-500: #125bb5;
  --nile-600: #0d468f;
  --nile-700: #0a356c;
  --nile-800: #07264d;
  --nile-900: #04172f;

  /* Text Colors */
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #64748b;
  --text-inverse: #ffffff;

  /* Semantic Colors */
  --success: #16a34a;
  --success-bg: rgba(22, 163, 74, 0.09);
  --success-border: rgba(22, 163, 74, 0.25);
  --warning: #d97706;
  --warning-bg: rgba(217, 119, 6, 0.09);
  --warning-border: rgba(217, 119, 6, 0.25);
  --danger: #dc2626;
  --danger-bg: rgba(220, 38, 38, 0.09);
  --danger-border: rgba(220, 38, 38, 0.25);
  --info: #2563eb;
  --info-bg: rgba(37, 99, 235, 0.09);
  --info-border: rgba(37, 99, 235, 0.25);

  /* Layout */
  --sidebar-width: 280px;
  --sidebar-collapsed: 78px;
  --header-height: 0px;
  --content-max-width: 1600px;

  /* Spacing */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-2xl: 48px;

  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --radius-2xl: 28px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-xs: 0 1px 2px rgba(15, 23, 42, 0.05);
  --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.08), 0 1px 2px rgba(15, 23, 42, 0.04);
  --shadow-md: 0 4px 14px rgba(15, 23, 42, 0.07), 0 2px 4px rgba(15, 23, 42, 0.03);
  --shadow-lg: 0 10px 25px rgba(15, 23, 42, 0.08), 0 4px 10px rgba(15, 23, 42, 0.04);
  --shadow-xl: 0 20px 40px rgba(15, 23, 42, 0.12), 0 8px 16px rgba(15, 23, 42, 0.06);
  --shadow-glow-gold: 0 0 25px rgba(163, 123, 11, 0.15);
  --shadow-glow-blue: 0 0 25px rgba(29, 114, 214, 0.15);
  --shadow-inner: inset 0 1px 0 rgba(255, 255, 255, 0.8), inset 0 -1px 0 rgba(0, 0, 0, 0.03);

  /* Transitions */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --transition-fast: 150ms var(--ease-out);
  --transition-base: 280ms var(--ease-out);
  --transition-slow: 450ms var(--ease-out);
  --transition-spring: 550ms var(--ease-spring);

  /* Z-Index Scale */
  --z-sidebar: 100;
  --z-header: 90;
  --z-dropdown: 200;
  --z-modal-backdrop: 300;
  --z-modal: 310;
  --z-toast: 400;
  --z-tooltip: 500;
}

/* ─── Dark Theme Override (الوضع الداكن الفاخر) ─── */
[data-theme="dark"] {
  --bg-primary: #04080f;
  --bg-secondary: #0a1020;
  --bg-tertiary: #101828;
  --bg-elevated: #141e30;
  --bg-card: rgba(14, 22, 40, 0.75);
  --bg-card-hover: rgba(18, 28, 50, 0.85);
  --bg-glass: rgba(255, 255, 255, 0.025);
  --bg-glass-hover: rgba(255, 255, 255, 0.055);
  --bg-input: rgba(255, 255, 255, 0.04);
  --bg-input-focus: rgba(255, 255, 255, 0.07);

  /* Borders */
  --border-subtle: rgba(255, 255, 255, 0.05);
  --border-glass: rgba(255, 255, 255, 0.07);
  --border-hover: rgba(255, 255, 255, 0.13);
  --border-active: rgba(212, 175, 55, 0.35);

  /* Gold Palette */
  --gold-300: #f0d060;
  --gold-400: #e4c24a;
  --gold-500: #d4af37;
  --gold-600: #b8941e;

  /* Nile Blue Palette */
  --nile-400: #2d8cf0;
  --nile-500: #1a73d4;
  --nile-600: #1e6091;

  /* Text Colors */
  --text-primary: #eaedf3;
  --text-secondary: #8b95a8;
  --text-muted: #556072;
  --text-inverse: #04080f;

  /* Semantic Colors */
  --success: #22c55e;
  --success-bg: rgba(34, 197, 94, 0.1);
  --success-border: rgba(34, 197, 94, 0.2);
  --warning: #f59e0b;
  --warning-bg: rgba(245, 158, 11, 0.1);
  --warning-border: rgba(245, 158, 11, 0.2);
  --danger: #ef4444;
  --danger-bg: rgba(239, 68, 68, 0.1);
  --danger-border: rgba(239, 68, 68, 0.2);
  --info: #3b82f6;
  --info-bg: rgba(59, 130, 246, 0.1);
  --info-border: rgba(59, 130, 246, 0.2);

  /* Shadows & Glows */
  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.4);
  --shadow-sm: 0 2px 6px rgba(0, 0, 0, 0.35), 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4), 0 2px 4px rgba(0, 0, 0, 0.25);
  --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.5), 0 4px 8px rgba(0, 0, 0, 0.3);
  --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.6), 0 8px 16px rgba(0, 0, 0, 0.4);
  --shadow-glow-gold: 0 0 30px rgba(212, 175, 55, 0.12), 0 0 60px rgba(212, 175, 55, 0.06);
  --shadow-glow-blue: 0 0 30px rgba(45, 140, 240, 0.12), 0 0 60px rgba(45, 140, 240, 0.06);
  --shadow-glow-green: 0 0 30px rgba(34, 197, 94, 0.12);
  --shadow-inner: inset 0 1px 0 rgba(255, 255, 255, 0.04), inset 0 -1px 0 rgba(0, 0, 0, 0.2);
}

/* ─── CSS Reset ─── */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: 'Cairo', sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  min-height: 100vh;
  overflow-x: hidden;
  direction: rtl;
  text-align: right;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ─── Rich layered ambient background (Default Light Mode) ─── */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background:
    radial-gradient(ellipse 900px 700px at 15% 10%, rgba(29, 114, 214, 0.05) 0%, transparent 60%),
    radial-gradient(ellipse 700px 500px at 85% 85%, rgba(163, 123, 11, 0.04) 0%, transparent 60%),
    radial-gradient(ellipse 600px 500px at 50% 50%, rgba(255, 255, 255, 0.8) 0%, transparent 80%);
  pointer-events: none;
  z-index: 0;
  transition: opacity var(--transition-base);
}

[data-theme="dark"] body::before {
  background:
    radial-gradient(ellipse 900px 700px at 15% 10%, rgba(45, 140, 240, 0.07) 0%, transparent 60%),
    radial-gradient(ellipse 700px 500px at 85% 85%, rgba(212, 175, 55, 0.05) 0%, transparent 60%),
    radial-gradient(ellipse 500px 400px at 50% 40%, rgba(34, 197, 94, 0.025) 0%, transparent 50%),
    radial-gradient(ellipse 1200px 800px at 50% 100%, rgba(10, 16, 32, 0.9) 0%, transparent 50%);
}

/* Subtle noise texture overlay */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  opacity: 0.008;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 0;
}

[data-theme="dark"] body::after {
  opacity: 0.015;
}

/* ─── KPI Cards Default (Light Mode) ─── */
.kpi-card:nth-child(1) {
  background: linear-gradient(135deg, rgba(254, 249, 231, 0.95) 0%, rgba(255, 255, 255, 0.98) 100%);
  --kpi-color: var(--gold-500);
  --kpi-glow: rgba(163, 123, 11, 0.12);
}
.kpi-card:nth-child(2) {
  background: linear-gradient(135deg, rgba(232, 244, 253, 0.95) 0%, rgba(255, 255, 255, 0.98) 100%);
  --kpi-color: var(--nile-400);
  --kpi-glow: rgba(29, 114, 214, 0.12);
}
.kpi-card:nth-child(3) {
  background: linear-gradient(135deg, rgba(240, 253, 244, 0.95) 0%, rgba(255, 255, 255, 0.98) 100%);
  --kpi-color: var(--success);
  --kpi-glow: rgba(22, 163, 74, 0.12);
}
.kpi-card:nth-child(4) {
  background: linear-gradient(135deg, rgba(254, 243, 199, 0.95) 0%, rgba(255, 255, 255, 0.98) 100%);
  --kpi-color: var(--warning);
  --kpi-glow: rgba(217, 119, 6, 0.12);
}

[data-theme="dark"] .kpi-card:nth-child(1) {
  background: linear-gradient(135deg, rgba(212, 175, 55, 0.08) 0%, rgba(14, 22, 40, 0.8) 100%);
  --kpi-color: var(--gold-500);
  --kpi-glow: rgba(212, 175, 55, 0.15);
}
[data-theme="dark"] .kpi-card:nth-child(2) {
  background: linear-gradient(135deg, rgba(45, 140, 240, 0.08) 0%, rgba(14, 22, 40, 0.8) 100%);
  --kpi-color: var(--nile-400);
  --kpi-glow: rgba(45, 140, 240, 0.15);
}
[data-theme="dark"] .kpi-card:nth-child(3) {
  background: linear-gradient(135deg, rgba(34, 197, 94, 0.08) 0%, rgba(14, 22, 40, 0.8) 100%);
  --kpi-color: var(--success);
  --kpi-glow: rgba(34, 197, 94, 0.15);
}
[data-theme="dark"] .kpi-card:nth-child(4) {
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.08) 0%, rgba(14, 22, 40, 0.8) 100%);
  --kpi-color: var(--warning);
  --kpi-glow: rgba(245, 158, 11, 0.15);
}

.kpi-icon {
  background: rgba(0, 0, 0, 0.03);
  border: 1px solid rgba(0, 0, 0, 0.06);
}

[data-theme="dark"] .kpi-icon {
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(255, 255, 255, 0.06);
}

.sidebar {
  background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
  border-left: 1px solid rgba(0, 0, 0, 0.08);
  box-shadow: -4px 0 24px rgba(15, 23, 42, 0.04);
}

[data-theme="dark"] .sidebar {
  background: linear-gradient(180deg, rgba(10, 16, 32, 0.98) 0%, rgba(6, 10, 18, 0.99) 100%);
  border-left-color: var(--border-glass);
  box-shadow: -8px 0 32px rgba(0, 0, 0, 0.35);
}

.sidebar-user {
  background: #f1f5f9;
  border-top: 1px solid rgba(0, 0, 0, 0.06);
}

[data-theme="dark"] .sidebar-user {
  background: rgba(0, 0, 0, 0.2);
  border-top-color: var(--border-subtle);
}

.nav-item:hover {
  background: rgba(0, 0, 0, 0.04);
  color: var(--text-primary);
}

[data-theme="dark"] .nav-item:hover {
  background: rgba(255, 255, 255, 0.035);
  color: var(--text-primary);
}

.nav-item.active {
  background: rgba(163, 123, 11, 0.08);
  color: var(--gold-600);
  border-color: rgba(163, 123, 11, 0.2);
}

[data-theme="dark"] .nav-item.active {
  background: rgba(212, 175, 55, 0.07);
  color: var(--gold-400);
  border-color: rgba(212, 175, 55, 0.15);
}

.fleet-map-container .leaflet-tile-pane {
  filter: none !important;
}

[data-theme="dark"] .fleet-map-container .leaflet-tile-pane {
  filter: brightness(0.7) contrast(1.1) saturate(0.8) hue-rotate(180deg) invert(1) !important;
}

.card::before {
  background: linear-gradient(90deg, transparent 10%, rgba(0,0,0,0.04) 50%, transparent 90%);
}

[data-theme="dark"] .card::before {
  background: linear-gradient(90deg, transparent 10%, rgba(255,255,255,0.07) 50%, transparent 90%);
}

a { color: var(--nile-400); text-decoration: none; transition: color var(--transition-fast); }
a:hover { color: var(--nile-300); }
img { max-width: 100%; height: auto; }
ul, ol { list-style: none; }
button { cursor: pointer; font-family: inherit; }
input, select, textarea { font-family: inherit; }

/* ─── Typography ─── */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.3;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}
h1 { font-size: 2rem; font-weight: 800; }
h2 { font-size: 1.5rem; }
h3 { font-size: 1.25rem; }
h4 { font-size: 1.1rem; }
h5 { font-size: 1rem; }

.text-gold { color: var(--gold-500); }
.text-blue { color: var(--nile-400); }
.text-success { color: var(--success); }
.text-warning { color: var(--warning); }
.text-danger { color: var(--danger); }
.text-muted { color: var(--text-muted); }
.text-secondary { color: var(--text-secondary); }

/* ─── App Layout ─── */
.app-layout {
  display: flex;
  min-height: 100vh;
  position: relative;
  z-index: 1;
  width: 100%;
}

.main-content {
  flex: 1;
  margin-right: var(--sidebar-width);
  padding: var(--space-xl) var(--space-xl) var(--space-2xl);
  min-height: 100vh;
  transition: margin-right var(--transition-slow);
  width: calc(100% - var(--sidebar-width));
  max-width: calc(100% - var(--sidebar-width));
  box-sizing: border-box;
  overflow-x: hidden;
  position: relative;
  z-index: 1;
}

/* ─── Page Header ─── */
.page-header {
  margin-bottom: var(--space-xl);
  position: relative;
}

.page-header h1 {
  font-size: 1.85rem;
  font-weight: 900;
  background: linear-gradient(135deg, var(--gold-300) 0%, var(--gold-500) 50%, var(--gold-300) 100%);
  background-size: 200% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 6px;
  animation: shimmerText 4s linear infinite;
}

@keyframes shimmerText {
  0% { background-position: 200% center; }
  100% { background-position: -200% center; }
}

.page-header p {
  color: var(--text-secondary);
  font-size: 0.92rem;
  font-weight: 400;
}

/* ─── Cards (Premium Glassmorphism) ─── */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  backdrop-filter: blur(20px) saturate(1.3);
  -webkit-backdrop-filter: blur(20px) saturate(1.3);
  box-shadow: var(--shadow-sm), var(--shadow-inner);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

/* Top shine line */
.card::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent 10%, rgba(255,255,255,0.07) 50%, transparent 90%);
}

.card:hover {
  border-color: var(--border-hover);
  box-shadow: var(--shadow-md), var(--shadow-inner);
  transform: translateY(-2px);
  background: var(--bg-card-hover);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-md);
  border-bottom: 1px solid var(--border-subtle);
}

.card-header h3 {
  font-size: 1.05rem;
  font-weight: 700;
}

.card-title {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: var(--space-md);
}

/* ─── KPI Cards Grid ─── */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
  margin-bottom: var(--space-xl);
}

.kpi-card {
  background: #ffffff;
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: var(--radius-lg);
  padding: 24px 22px;
  box-shadow: 0 4px 20px rgba(15, 23, 42, 0.04), 0 1px 3px rgba(15, 23, 42, 0.02);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

[data-theme="dark"] .kpi-card {
  background: rgba(14, 22, 40, 0.88);
  border-color: rgba(255, 255, 255, 0.08);
  box-shadow: var(--shadow-sm), var(--shadow-inner);
}

.kpi-card:nth-child(1) {
  --kpi-color: #d4af37;
  --kpi-bg: rgba(212, 175, 55, 0.12);
}
.kpi-card:nth-child(2) {
  --kpi-color: #1d72d6;
  --kpi-bg: rgba(29, 114, 214, 0.1);
}
.kpi-card:nth-child(3) {
  --kpi-color: #16a34a;
  --kpi-bg: rgba(22, 163, 74, 0.1);
}
.kpi-card:nth-child(4) {
  --kpi-color: #ea580c;
  --kpi-bg: rgba(234, 88, 12, 0.1);
}

/* Top colored accent line */
.kpi-card::before {
  content: '';
  position: absolute;
  top: 0; right: 0; left: 0;
  height: 4px;
  background: var(--kpi-color);
  border-radius: 4px 4px 0 0;
}

.kpi-card:hover {
  transform: translateY(-4px);
  border-color: var(--kpi-color);
  box-shadow: 0 12px 30px rgba(15, 23, 42, 0.08);
}

[data-theme="dark"] .kpi-card:hover {
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.5), 0 0 20px var(--kpi-bg);
}

.kpi-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin-bottom: 16px;
  background: var(--kpi-bg);
  border: 1px solid rgba(0, 0, 0, 0.05);
  position: relative;
  z-index: 1;
}

[data-theme="dark"] .kpi-icon {
  border-color: rgba(255, 255, 255, 0.08);
}

.kpi-value {
  font-size: 2.2rem;
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: 6px;
  color: #0f172a;
  position: relative;
  z-index: 1;
  letter-spacing: -0.02em;
}

[data-theme="dark"] .kpi-value {
  color: #ffffff;
}

.kpi-label {
  font-size: 0.9rem;
  color: #475569;
  font-weight: 700;
  position: relative;
  z-index: 1;
  margin-bottom: 12px;
}

[data-theme="dark"] .kpi-label {
  color: #94a3b8;
}

.kpi-change {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  font-weight: 800;
  padding: 5px 12px;
  border-radius: var(--radius-full);
  position: relative;
  z-index: 1;

.kpi-change.positive { color: var(--success); background: var(--success-bg); border: 1px solid var(--success-border); }
.kpi-change.negative { color: var(--danger); background: var(--danger-bg); border: 1px solid var(--danger-border); }

/* ─── Buttons (Premium) ─── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 10px 22px;
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
  text-decoration: none;
  font-family: 'Cairo', sans-serif;
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: linear-gradient(135deg, var(--gold-500) 0%, var(--gold-600) 100%);
  color: var(--text-inverse);
  border: none;
  box-shadow: 0 2px 10px rgba(212, 175, 55, 0.25), inset 0 1px 0 rgba(255, 255, 255, 0.15);
}
.btn-primary:hover {
  background: linear-gradient(135deg, var(--gold-400) 0%, var(--gold-500) 100%);
  box-shadow: 0 4px 20px rgba(212, 175, 55, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.2);
  transform: translateY(-1px);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-primary);
  border: 1px solid var(--border-glass);
  box-shadow: var(--shadow-inner);
}
.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--border-hover);
  transform: translateY(-1px);
}

.btn-outline {
  background: transparent;
  color: var(--gold-500);
  border: 1px solid rgba(212, 175, 55, 0.35);
}
.btn-outline:hover {
  background: rgba(212, 175, 55, 0.08);
  border-color: rgba(212, 175, 55, 0.5);
}

.btn-danger {
  background: linear-gradient(135deg, var(--danger), #dc2626);
  color: white;
  border: none;
  box-shadow: 0 2px 8px rgba(239, 68, 68, 0.25);
}
.btn-danger:hover { transform: translateY(-1px); box-shadow: 0 4px 16px rgba(239, 68, 68, 0.35); }

.btn-success {
  background: linear-gradient(135deg, var(--success), #16a34a);
  color: white;
  border: none;
  box-shadow: 0 2px 8px rgba(34, 197, 94, 0.25);
}
.btn-success:hover { transform: translateY(-1px); }

.btn-sm { padding: 7px 15px; font-size: 0.82rem; }
.btn-lg { padding: 14px 28px; font-size: 1rem; }
.btn-icon { padding: 8px; width: 36px; height: 36px; }

/* ─── Form Elements ─── */
.form-group {
  margin-bottom: var(--space-md);
}

.form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: var(--space-xs);
}

.form-input,
.form-select {
  width: 100%;
  padding: 10px 14px;
  background: var(--bg-input);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 0.9rem;
  font-weight: 600;
  transition: all var(--transition-fast);
  direction: rtl;
  font-family: 'Cairo', sans-serif;
  box-shadow: var(--shadow-inner);
}

.form-input:focus,
.form-select:focus {
  outline: none;
  border-color: var(--gold-500);
  box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.18), var(--shadow-inner);
  background: var(--bg-input-focus);
}

.form-input::placeholder {
  color: var(--text-muted);
}

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%23d4af37' stroke-width='2.5'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: 14px center;
  padding-left: 38px;
  cursor: pointer;
}

/* Explicit high-contrast styling for dropdown options */
.form-select option {
  background-color: #ffffff;
  color: #0f172a;
  font-size: 0.9rem;
  font-weight: 600;
  padding: 10px 14px;
}

[data-theme="dark"] .form-select option {
  background-color: #0d1629;
  color: #f1f5f9;
}

.form-select option:hover,
.form-select option:focus,
.form-select option:checked {
  background-color: var(--gold-500) !important;
  color: #04080f !important;
}

/* ─── Tables (Premium) ─── */
.table-wrapper {
  overflow-x: auto;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-glass);
  box-shadow: var(--shadow-inner);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
}

.data-table thead {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.04) 0%, rgba(255, 255, 255, 0.02) 100%);
}

.data-table th {
  padding: 14px 16px;
  text-align: right;
  font-weight: 700;
  color: var(--text-secondary);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  border-bottom: 1px solid var(--border-glass);
  white-space: nowrap;
}

.data-table td {
  padding: 13px 16px;
  border-bottom: 1px solid var(--border-subtle);
  color: var(--text-primary);
  vertical-align: middle;
}

.data-table tbody tr {
  transition: background var(--transition-fast);
}

.data-table tbody tr:hover {
  background: rgba(212, 175, 55, 0.03);
}

.data-table tbody tr:last-child td {
  border-bottom: none;
}

/* ─── Badges & Pills (Premium) ─── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-size: 0.76rem;
  font-weight: 700;
  white-space: nowrap;
  letter-spacing: 0.02em;
}

.badge-success { background: #dcfce7; color: #15803d; border: 1px solid #bbf7d0; font-weight: 800; }
.badge-warning { background: #fef3c7; color: #b45309; border: 1px solid #fde68a; font-weight: 800; }
.badge-danger { background: #fee2e2; color: #b91c1c; border: 1px solid #fecaca; font-weight: 800; }
.badge-info { background: #e0f2fe; color: #0369a1; border: 1px solid #bae6fd; font-weight: 800; }
.badge-gold { background: #fef9c3; color: #854d0e; border: 1px solid #fef08a; font-weight: 800; }
.badge-neutral { background: #f1f5f9; color: #334155; border: 1px solid #e2e8f0; font-weight: 700; }

[data-theme="dark"] .badge-success { background: rgba(34, 197, 94, 0.15); color: #4ade80; border-color: rgba(34, 197, 94, 0.3); }
[data-theme="dark"] .badge-warning { background: rgba(245, 158, 11, 0.15); color: #fbbf24; border-color: rgba(245, 158, 11, 0.3); }
[data-theme="dark"] .badge-danger { background: rgba(239, 68, 68, 0.15); color: #f87171; border-color: rgba(239, 68, 68, 0.3); }
[data-theme="dark"] .badge-info { background: rgba(59, 130, 246, 0.15); color: #60a5fa; border-color: rgba(59, 130, 246, 0.3); }
[data-theme="dark"] .badge-gold { background: rgba(212, 175, 55, 0.15); color: #f0d060; border-color: rgba(212, 175, 55, 0.3); }
[data-theme="dark"] .badge-neutral { background: rgba(255, 255, 255, 0.08); color: #cbd5e1; border-color: rgba(255, 255, 255, 0.12); }

.badge-dot::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
  flex-shrink: 0;
}

/* ─── Modal (Premium) ─── */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(4, 8, 15, 0.7);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: var(--z-modal-backdrop);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
}

.modal-backdrop.active {
  opacity: 1;
  visibility: visible;
}

.modal {
  background: var(--bg-elevated);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  width: 90%;
  max-width: 600px;
  max-height: 85vh;
  overflow-y: auto;
  box-shadow: var(--shadow-xl), 0 0 80px rgba(0, 0, 0, 0.5);
  transform: scale(0.92) translateY(20px);
  transition: transform var(--transition-spring);
}

.modal-backdrop.active .modal {
  transform: scale(1) translateY(0);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-md);
  border-bottom: 1px solid var(--border-glass);
}

.modal-header h3 { font-size: 1.15rem; }

.modal-close {
  width: 34px;
  height: 34px;
  border: none;
  background: rgba(255, 255, 255, 0.04);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1.2rem;
  transition: all var(--transition-fast);
  border: 1px solid var(--border-subtle);
}

.modal-close:hover {
  background: var(--danger-bg);
  color: var(--danger);
  border-color: var(--danger-border);
}

/* ─── Tabs (Premium) ─── */
.tabs {
  display: flex;
  gap: 2px;
  background: rgba(255, 255, 255, 0.025);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 4px;
  margin-bottom: var(--space-lg);
  overflow-x: auto;
  width: fit-content;
}

.tab {
  padding: 9px 22px;
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  white-space: nowrap;
  font-family: 'Cairo', sans-serif;
}

.tab:hover {
  color: var(--text-secondary);
  background: rgba(255, 255, 255, 0.03);
}

.tab.active {
  color: var(--gold-400);
  background: rgba(212, 175, 55, 0.1);
  border: 1px solid rgba(212, 175, 55, 0.2);
  box-shadow: 0 2px 8px rgba(212, 175, 55, 0.08);
}

/* ─── Search Bar ─── */
.search-bar {
  position: relative;
  max-width: 400px;
}

.search-bar input {
  width: 100%;
  padding: 10px 14px 10px 40px;
  background: var(--bg-input);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-full);
  color: var(--text-primary);
  font-size: 0.88rem;
  transition: all var(--transition-fast);
  font-family: 'Cairo', sans-serif;
  box-shadow: var(--shadow-inner);
}

.search-bar input:focus {
  outline: none;
  border-color: var(--gold-500);
  box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.1), var(--shadow-inner);
  background: var(--bg-input-focus);
}

.search-bar .search-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: 1rem;
}

/* ─── Grid Layouts ─── */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-lg); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-lg); }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-lg); }

/* ─── Flex Utilities ─── */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.justify-center { justify-content: center; }
.gap-sm { gap: var(--space-sm); }
.gap-md { gap: var(--space-md); }
.gap-lg { gap: var(--space-lg); }
.flex-wrap { flex-wrap: wrap; }

/* ─── Spacing Utilities ─── */
.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }
.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mb-xl { margin-bottom: var(--space-xl); }

/* ─── Empty State ─── */
.empty-state {
  text-align: center;
  padding: var(--space-2xl);
  color: var(--text-muted);
}

.empty-state .empty-icon {
  font-size: 3rem;
  margin-bottom: var(--space-md);
  opacity: 0.4;
}

/* ─── Tooltip ─── */
[data-tooltip] {
  position: relative;
}

[data-tooltip]::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: 100%;
  right: 50%;
  transform: translateX(50%) translateY(-4px);
  background: var(--bg-elevated);
  color: var(--text-primary);
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.76rem;
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-fast);
  pointer-events: none;
  z-index: var(--z-tooltip);
  border: 1px solid var(--border-glass);
  box-shadow: var(--shadow-md);
}

[data-tooltip]:hover::after {
  opacity: 1;
  visibility: visible;
  transform: translateX(50%) translateY(-8px);
}

/* ─── Progress Bar (Premium) ─── */
.progress-bar {
  height: 8px;
  background: rgba(255, 255, 255, 0.04);
  border-radius: var(--radius-full);
  overflow: hidden;
  border: 1px solid var(--border-subtle);
}

.progress-fill {
  height: 100%;
  border-radius: var(--radius-full);
  background: linear-gradient(90deg, var(--gold-600), var(--gold-400), var(--gold-300));
  transition: width 1.2s var(--ease-out);
  box-shadow: 0 0 8px rgba(212, 175, 55, 0.3);
  position: relative;
}

.progress-fill::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent 40%, rgba(255,255,255,0.2) 50%, transparent 60%);
  animation: shimmer 2s infinite;
  background-size: 200% 100%;
}

.progress-fill.blue {
  background: linear-gradient(90deg, var(--nile-600), var(--nile-400), var(--nile-300));
  box-shadow: 0 0 8px rgba(45, 140, 240, 0.3);
}

.progress-fill.green {
  background: linear-gradient(90deg, #16a34a, var(--success), #4ade80);
  box-shadow: 0 0 8px rgba(34, 197, 94, 0.3);
}

/* ─── Scrollbar Styling ─── */
::-webkit-scrollbar {
  width: 7px;
  height: 7px;
}
::-webkit-scrollbar-track {
  background: transparent;
}
::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.08);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.15);
}

/* ─── Animations ─── */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes slideInRight {
  from { opacity: 0; transform: translateX(30px); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes slideInUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.92); }
  to { opacity: 1; transform: scale(1); }
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

@keyframes pulseGlow {
  0%, 100% { box-shadow: 0 0 6px rgba(212, 175, 55, 0.2); }
  50% { box-shadow: 0 0 20px rgba(212, 175, 55, 0.4); }
}

@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

@keyframes countUp {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

@keyframes borderGlow {
  0%, 100% { border-color: rgba(212, 175, 55, 0.15); }
  50% { border-color: rgba(212, 175, 55, 0.35); }
}

.animate-fade-in { animation: fadeIn 0.6s var(--ease-out) both; }
.animate-slide-in { animation: slideInRight 0.6s var(--ease-out) both; }
.animate-slide-up { animation: slideInUp 0.6s var(--ease-out) both; }
.animate-scale-in { animation: scaleIn 0.5s var(--ease-out) both; }
.animate-pulse { animation: pulse 2s ease-in-out infinite; }
.animate-float { animation: float 3s ease-in-out infinite; }

/* Staggered animation delays */
.delay-1 { animation-delay: 0.06s; }
.delay-2 { animation-delay: 0.12s; }
.delay-3 { animation-delay: 0.18s; }
.delay-4 { animation-delay: 0.24s; }
.delay-5 { animation-delay: 0.30s; }
.delay-6 { animation-delay: 0.36s; }

/* Loading skeleton */
.skeleton {
  background: linear-gradient(90deg, rgba(255,255,255,0.02) 25%, rgba(255,255,255,0.06) 50%, rgba(255,255,255,0.02) 75%);
  background-size: 400% 100%;
  animation: shimmer 1.8s infinite;
  border-radius: var(--radius-md);
}

/* Page transition */
.page-enter {
  animation: slideInUp 0.45s var(--ease-out) both;
}

/* ─── Status Indicator (Live dot) ─── */
.status-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  display: inline-block;
}

.status-dot.live {
  background: var(--success);
  box-shadow: 0 0 8px var(--success);
  animation: pulse 2s ease-in-out infinite;
}

.status-dot.warning {
  background: var(--warning);
  box-shadow: 0 0 6px var(--warning);
}

.status-dot.danger {
  background: var(--danger);
}

.status-dot.neutral {
  background: var(--text-muted);
}

/* ─── Tag / Chip ─── */
.tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 600;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-glass);
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

/* ─── Avatar ─── */
.avatar {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--gold-600), var(--nile-500));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  font-weight: 700;
  color: white;
  flex-shrink: 0;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.avatar-sm { width: 32px; height: 32px; font-size: 0.75rem; }
.avatar-lg { width: 52px; height: 52px; font-size: 1rem; }

/* ─── Divider ─── */
.divider {
  height: 1px;
  background: var(--border-glass);
  margin: var(--space-lg) 0;
}

/* ─── Filter Bar ─── */
.filter-bar {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  flex-wrap: wrap;
  margin-bottom: var(--space-lg);
}

.filter-bar .form-select,
.filter-bar .form-input {
  max-width: 200px;
}

/* ─── Responsive ─── */
@media (max-width: 1200px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .main-content {
    margin-right: 0;
    padding: var(--space-md);
    max-width: 100vw;
  }
  .kpi-grid { grid-template-columns: 1fr; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .filter-bar { flex-direction: column; align-items: stretch; }
  .filter-bar .form-select,
  .filter-bar .form-input { max-width: 100%; }
  .page-header h1 { font-size: 1.4rem; }
  .tabs { width: 100%; }
}