/**
 * UVision SaaS - Unified Master Design System
 * Modern, High-Performance, Accessible RTL & Multi-Theme System
 */

/* ── GOOGLE FONTS & ROOT TOKENS ── */
@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&family=Outfit:wght@400;500;600;700;800&family=Cairo:wght@300;400;500;600;700;800;900&family=Vazirmatn:wght@300;400;500;600;700;800;900&display=swap');

:root {
  /* Brand Accent Tokens */
  --primary: #10b981;
  --primary-dark: #059669;
  --primary-light: #34d399;
  --primary-glow: rgba(16, 185, 129, 0.28);
  --accent: #4ecca3;
  --accent-dark: #38b892;
  --accent-glow: rgba(78, 204, 163, 0.25);
  
  /* Semantic Colors */
  --danger: #ef4444;
  --danger-glow: rgba(239, 68, 68, 0.25);
  --warning: #f59e0b;
  --warning-glow: rgba(245, 158, 11, 0.25);
  --success: #10b981;
  --success-glow: rgba(16, 185, 129, 0.25);
  --info: #6366f1;
  --info-glow: rgba(99, 102, 241, 0.25);
  --cyan: #06b6d4;
  --purple: #8b5cf6;
  --orange: #f97316;

  /* Transitions & Curves */
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-xl: 24px;
}

/* ── DARK THEME TOKENS (DEFAULT) ── */
body.theme-dark, :root:not(.theme-light) {
  --bg: #0b0f17;
  --bg-subtle: #121824;
  --surface: #151d2a;
  --surface-card: #182232;
  --surface-hover: #1f2c3f;
  --surface-active: #24344a;
  
  --border: rgba(255, 255, 255, 0.08);
  --border-subtle: rgba(255, 255, 255, 0.04);
  --border-accent: rgba(78, 204, 163, 0.28);
  --border-danger: rgba(239, 68, 68, 0.28);
  
  --text: #f1f5f9;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  --text-inverse: #0b0f17;

  --header-bg: rgba(11, 15, 23, 0.88);
  --glass-bg: rgba(21, 29, 42, 0.75);
  --input-bg: rgba(11, 15, 23, 0.7);
  
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.45);
  --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.6);
  --shadow-glow: 0 0 24px var(--primary-glow);
}

/* ── LIGHT THEME TOKENS ── */
body.theme-light, :root.theme-light {
  --bg: #f3f6f9;
  --bg-subtle: #e9eef4;
  --surface: #ffffff;
  --surface-card: #ffffff;
  --surface-hover: #f8fafc;
  --surface-active: #f1f5f9;
  
  --border: rgba(0, 0, 0, 0.08);
  --border-subtle: rgba(0, 0, 0, 0.04);
  --border-accent: rgba(16, 185, 129, 0.35);
  --border-danger: rgba(239, 68, 68, 0.35);
  
  --text: #0f172a;
  --text-muted: #64748b;
  --text-dim: #94a3b8;
  --text-inverse: #ffffff;

  --header-bg: rgba(255, 255, 255, 0.92);
  --glass-bg: rgba(255, 255, 255, 0.85);
  --input-bg: #f8fafc;
  
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.07);
  --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.12);
  --shadow-glow: 0 0 20px rgba(16, 185, 129, 0.18);
}

/* ── RESET & BASE ── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

html {
  font-size: 15px;
  scroll-behavior: smooth;
}

body {
  font-family: 'Cairo', 'Vazirmatn', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background-color: var(--bg);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.55;
  overflow-x: hidden;
  direction: rtl;
  text-align: right;
  transition: background-color 0.25s var(--ease), color 0.25s var(--ease);
}

body[dir="ltr"],
body.lang-en {
  direction: ltr;
  text-align: left;
  font-family: 'Plus Jakarta Sans', 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  letter-spacing: -0.01em;
}

body.lang-ku {
  font-family: 'Vazirmatn', 'Cairo', -apple-system, BlinkMacSystemFont, sans-serif;
}

/* Background Atmosphere Glow */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background: 
    radial-gradient(circle 800px at 85% -10%, var(--primary-glow), transparent 70%),
    radial-gradient(circle 600px at 15% 105%, var(--info-glow), transparent 65%);
  opacity: 0.7;
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: color 0.2s var(--ease);
}
a:hover {
  color: var(--primary-light);
}

/* ── TOP HEADER NAVBAR ── */
.app-header {
  position: sticky;
  top: 0;
  z-index: 1020;
  background: var(--header-bg);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--border);
  padding: 10px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  box-shadow: var(--shadow-sm);
}

.header-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--text);
}

.brand-logo-img {
  width: 36px;
  height: 36px;
  object-fit: contain;
  border-radius: var(--radius-sm);
  filter: drop-shadow(0 2px 6px var(--primary-glow));
}

.brand-title-wrap {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-size: 1.15rem;
  font-weight: 900;
  letter-spacing: -0.4px;
  color: var(--primary);
  line-height: 1.2;
}

.brand-badge {
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--text-muted);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Icon Buttons */
.nav-icon-btn {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--glass-bg);
  border: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 1.1rem;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.22s var(--ease);
  position: relative;
}

.nav-icon-btn:hover {
  color: var(--primary);
  border-color: var(--border-accent);
  background: var(--surface-hover);
  transform: translateY(-1px);
}

.nav-icon-btn.danger:hover {
  color: var(--danger);
  border-color: var(--border-danger);
  background: rgba(239, 68, 68, 0.1);
}

.nav-badge-pill {
  position: absolute;
  top: -4px;
  left: -4px;
  min-width: 18px;
  height: 18px;
  border-radius: 10px;
  background: var(--danger);
  color: #fff;
  font-size: 0.62rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 4px;
  border: 2px solid var(--bg);
}

/* Primary Action Button */
.btn-primary-action {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 18px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  border: none;
  font-family: inherit;
  font-weight: 700;
  font-size: 0.88rem;
  cursor: pointer;
  text-decoration: none;
  box-shadow: 0 4px 14px var(--primary-glow);
  transition: all 0.22s var(--ease);
}

.btn-primary-action:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px var(--primary-glow);
  color: #fff;
}

.btn-primary-action:active {
  transform: translateY(0);
}

/* ── PARENT & CHILD BREADCRUMB & BACK COMPONENT ── */
.breadcrumb-wrapper {
  position: relative;
  z-index: 10;
  max-width: 1440px;
  margin: 16px auto 0;
  padding: 0 20px;
}

.breadcrumb-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  background: var(--glass-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 12px 18px;
  backdrop-filter: blur(16px);
  box-shadow: var(--shadow-sm);
}

.breadcrumb-nav-list {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-muted);
}

.breadcrumb-item-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--text-muted);
  text-decoration: none;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  transition: all 0.2s var(--ease);
}

.breadcrumb-item-link:hover {
  color: var(--primary);
  background: var(--surface-hover);
}

.breadcrumb-item-link i {
  font-size: 0.95rem;
  color: var(--primary);
}

.breadcrumb-sep {
  color: var(--text-dim);
  font-size: 0.75rem;
}

.breadcrumb-current {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 800;
  color: var(--text);
  background: var(--surface-hover);
  padding: 4px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-accent);
}

/* Dedicated Back to Parent Button */
.back-to-parent-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: var(--radius-md);
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text);
  font-size: 0.85rem;
  font-weight: 700;
  text-decoration: none;
  transition: all 0.2s var(--ease);
  cursor: pointer;
}

.back-to-parent-btn:hover {
  color: var(--primary);
  border-color: var(--border-accent);
  background: var(--surface-hover);
  transform: translateX(-3px);
  box-shadow: var(--shadow-sm);
}

.back-to-parent-btn i {
  font-size: 1rem;
  color: var(--primary);
  transition: transform 0.2s var(--ease);
}

.back-to-parent-btn:hover i {
  transform: translateX(-2px);
}

/* ── MAIN CONTENT CONTAINER ── */
.main-content {
  position: relative;
  z-index: 1;
  max-width: 1440px;
  margin: 0 auto;
  padding: 20px;
}

/* ── PAGE TITLE SECTION ── */
.page-title-box {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}

.page-title-left {
  display: flex;
  align-items: center;
  gap: 14px;
}

.page-icon-badge {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.18), rgba(16, 185, 129, 0.06));
  border: 1px solid var(--border-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.45rem;
  color: var(--primary);
  flex-shrink: 0;
  box-shadow: 0 4px 16px var(--primary-glow);
}

.page-heading {
  font-size: 1.4rem;
  font-weight: 900;
  color: var(--text);
  letter-spacing: -0.3px;
  line-height: 1.2;
}

.page-subheading {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-top: 3px;
}

/* ── UNIFIED STAT CARDS ── */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.stat-card {
  background: var(--glass-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  backdrop-filter: blur(16px);
  box-shadow: var(--shadow-sm);
  transition: all 0.25s var(--ease);
  position: relative;
  overflow: hidden;
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 4px;
  height: 100%;
  background: var(--stat-color, var(--primary));
  border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
}

.stat-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: var(--border-accent);
}

.stat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.stat-icon {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-md);
  background: rgba(16, 185, 129, 0.1);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
}

.stat-card.danger .stat-icon { background: rgba(239, 68, 68, 0.1); color: var(--danger); }
.stat-card.warning .stat-icon { background: rgba(245, 158, 11, 0.1); color: var(--warning); }
.stat-card.info .stat-icon { background: rgba(99, 102, 241, 0.1); color: var(--info); }
.stat-card.purple .stat-icon { background: rgba(139, 92, 246, 0.1); color: var(--purple); }

.stat-label {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.stat-val {
  font-size: 1.55rem;
  font-weight: 900;
  color: var(--text);
  letter-spacing: -0.5px;
}

.stat-card.danger .stat-val { color: var(--danger); }
.stat-card.warning .stat-val { color: var(--warning); }

/* ── SEARCH & FILTER CONTROLS ── */
.search-filter-card {
  background: var(--glass-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 16px;
  margin-bottom: 20px;
  backdrop-filter: blur(16px);
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.search-input-group {
  position: relative;
  flex: 1;
  min-width: 240px;
}

.search-input-group input {
  width: 100%;
  padding: 11px 44px 11px 16px;
  border-radius: var(--radius-md);
  border: 1.5px solid var(--border);
  background: var(--input-bg);
  color: var(--text);
  font-family: inherit;
  font-size: 0.9rem;
  outline: none;
  transition: all 0.2s var(--ease);
}

.search-input-group input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px var(--primary-glow);
  background: var(--surface);
}

.search-input-group i {
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-dim);
  font-size: 1.05rem;
  pointer-events: none;
}

.filter-pills-list {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.filter-pill {
  padding: 8px 16px;
  border-radius: 20px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text-muted);
  font-size: 0.82rem;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.2s var(--ease);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.filter-pill:hover {
  border-color: var(--border-accent);
  color: var(--primary);
}

.filter-pill.active {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  border-color: var(--primary);
  box-shadow: 0 4px 12px var(--primary-glow);
}

/* ── UNIFIED TABLES ── */
.table-card {
  background: var(--glass-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(16px);
  margin-bottom: 24px;
}

.saas-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  color: var(--text);
  font-size: 0.88rem;
}

.saas-table th {
  background: var(--surface-hover);
  color: var(--text-muted);
  font-weight: 800;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 14px 18px;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

.saas-table td {
  padding: 14px 18px;
  border-bottom: 1px solid var(--border-subtle);
  vertical-align: middle;
  transition: background-color 0.15s var(--ease);
}

.saas-table tr:hover td {
  background-color: var(--surface-hover);
}

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

/* ── STATUS BADGES ── */
.badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.2px;
}

.badge-success { background: rgba(16, 185, 129, 0.15); color: var(--success); border: 1px solid rgba(16, 185, 129, 0.3); }
.badge-danger { background: rgba(239, 68, 68, 0.15); color: var(--danger); border: 1px solid rgba(239, 68, 68, 0.3); }
.badge-warning { background: rgba(245, 158, 11, 0.15); color: var(--warning); border: 1px solid rgba(245, 158, 11, 0.3); }
.badge-info { background: rgba(99, 102, 241, 0.15); color: var(--info); border: 1px solid rgba(99, 102, 241, 0.3); }
.badge-purple { background: rgba(139, 92, 246, 0.15); color: var(--purple); border: 1px solid rgba(139, 92, 246, 0.3); }

/* ── FORM CONTROLS ── */
.form-card {
  background: var(--glass-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  backdrop-filter: blur(16px);
  box-shadow: var(--shadow-sm);
  margin-bottom: 24px;
}

.form-group {
  margin-bottom: 18px;
}

.form-label-custom {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.form-label-custom i {
  color: var(--primary);
}

.form-control-custom,
.form-select-custom {
  width: 100%;
  padding: 11px 16px;
  border-radius: var(--radius-md);
  border: 1.5px solid var(--border);
  background: var(--input-bg);
  color: var(--text);
  font-family: inherit;
  font-size: 0.9rem;
  outline: none;
  transition: all 0.2s var(--ease);
}

.form-control-custom:focus,
.form-select-custom:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px var(--primary-glow);
  background: var(--surface);
}

/* ── BOTTOM ACTION BAR (FORMS) ── */
.bottom-action-bar {
  position: sticky;
  bottom: 0;
  z-index: 1000;
  background: var(--header-bg);
  backdrop-filter: blur(20px) saturate(180%);
  border-top: 1px solid var(--border);
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.15);
  margin-top: 30px;
}

.btn-cancel-action {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 20px;
  border-radius: var(--radius-md);
  border: 1.5px solid var(--border);
  background: var(--surface);
  color: var(--text-muted);
  font-weight: 700;
  font-size: 0.88rem;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.2s var(--ease);
}

.btn-cancel-action:hover {
  border-color: var(--border-danger);
  color: var(--danger);
}

/* ── NOTIFICATION DROPDOWN PANEL ── */
.notif-dropdown-panel {
  position: absolute;
  top: calc(100% + 10px);
  left: 0;
  width: 360px;
  max-width: calc(100vw - 32px);
  background: var(--surface-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  z-index: 1100;
  display: none;
  overflow: hidden;
  animation: dropIn 0.22s var(--spring);
}

.notif-dropdown-panel.open {
  display: block;
}

@keyframes dropIn {
  from { opacity: 0; transform: translateY(-10px) scale(0.97); }
  to { opacity: 1; transform: none; }
}

/* ── SCROLLBARS ── */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
::-webkit-scrollbar-track {
  background: transparent;
}
::-webkit-scrollbar-thumb {
  background: rgba(16, 185, 129, 0.35);
  border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--primary);
}

/* ── RESPONSIVE STYLES ── */
@media (max-width: 768px) {
  .app-header { padding: 8px 14px; }
  .breadcrumb-wrapper { padding: 0 12px; margin-top: 10px; }
  .breadcrumb-card { padding: 10px 14px; }
  .main-content { padding: 14px 12px; }
  .stat-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
  .stat-card { padding: 14px; }
  .stat-val { font-size: 1.25rem; }
  .page-heading { font-size: 1.15rem; }
  .saas-table th, .saas-table td { padding: 10px 12px; }
  .bottom-action-bar { padding: 12px 14px; }
}

@media (max-width: 480px) {
  .stat-grid { grid-template-columns: 1fr; }
  .breadcrumb-card { flex-direction: column; align-items: stretch; }
  .back-to-parent-btn { justify-content: center; width: 100%; }
}