/* ==========================================================================
   BAYAN (بيان) — CORE DESIGN SYSTEM & FOUNDATION
   Curated Palette: Obsidian, Deep Sapphire, Burnished Gold & Emerald
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Noto+Nastaliq+Urdu:wght@400;500;600;700&family=Amiri+Quran&family=Amiri:ital,wght@0,400;0,700;1,400&family=Outfit:wght@300;400;500;600;700&family=Plus+Jakarta+Sans:wght@400;500;600;700&family=Scheherazade+New:wght@400;700&display=swap');

:root {
  /* Dark Theme (Default - "Layl") */
  --bg-primary: #0a0d14;
  --bg-secondary: #111726;
  --bg-card: rgba(19, 26, 42, 0.85);
  --bg-card-hover: rgba(26, 36, 58, 0.95);
  --bg-elevated: #161f33;
  --bg-input: #0f1523;

  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-card: rgba(203, 163, 88, 0.18);
  --border-highlight: rgba(203, 163, 88, 0.45);

  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --text-arabic: #ffffff;

  /* Islamic Scholarly Brand Accents */
  --color-gold: #cba358;
  --color-gold-bright: #e5c07b;
  --color-gold-soft: rgba(203, 163, 88, 0.15);
  --color-emerald: #10b981;
  --color-emerald-soft: rgba(16, 185, 129, 0.15);
  --color-sapphire: #3b82f6;
  --color-ruby: #ef4444;

  /* Typography: Authentic Nastaliq for Arabic & Urdu */
  --font-arabic: 'Noto Nastaliq Urdu', 'Amiri', 'Jameel Noori Nastaleeq', serif;
  --font-arabic-quran: 'Noto Nastaliq Urdu', 'Amiri Quran', 'Amiri', serif;
  --font-urdu: 'Noto Nastaliq Urdu', 'Jameel Noori Nastaleeq', 'Urdu Typesetting', serif;
  --font-nastaliq: 'Noto Nastaliq Urdu', 'Jameel Noori Nastaleeq', serif;
  --font-sans: 'Outfit', 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;

  /* Shadows & Glassmorphism */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.25);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.35);
  --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.45);
  --shadow-gold: 0 4px 20px rgba(203, 163, 88, 0.2);
  --glass-blur: blur(16px);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-xl: 24px;
}

/* Light Theme ("Subh") */
[data-theme="light"] {
  --bg-primary: #f8f6f0;
  --bg-secondary: #ede8dc;
  --bg-card: rgba(255, 255, 255, 0.9);
  --bg-card-hover: #ffffff;
  --bg-elevated: #ffffff;
  --bg-input: #ffffff;

  --border-subtle: rgba(0, 0, 0, 0.08);
  --border-card: rgba(180, 130, 45, 0.2);
  --border-highlight: rgba(180, 130, 45, 0.5);

  --text-primary: #1e293b;
  --text-secondary: #475569;
  --text-muted: #64748b;
  --text-arabic: #0f172a;

  --color-gold: #b3822a;
  --color-gold-bright: #d4982f;
  --color-gold-soft: rgba(179, 130, 42, 0.12);
  --color-emerald: #059669;
  --color-emerald-soft: rgba(5, 150, 105, 0.12);

  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.09);
  --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.12);
  --shadow-gold: 0 4px 20px rgba(179, 130, 42, 0.15);
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  background-image: 
    radial-gradient(circle at 15% 10%, rgba(203, 163, 88, 0.05) 0%, transparent 40%),
    radial-gradient(circle at 85% 80%, rgba(16, 185, 129, 0.04) 0%, transparent 40%);
  background-attachment: fixed;
}

/* Container */
.container {
  width: 100%;
  max-width: 1380px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Header & Top Navigation */
.header-main {
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-card);
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: var(--glass-blur);
  box-shadow: var(--shadow-sm);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 74px;
}

.brand-group {
  display: flex;
  align-items: center;
  gap: 16px;
  cursor: pointer;
  text-decoration: none;
}

.brand-icon-wrapper {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(203, 163, 88, 0.25), rgba(16, 185, 129, 0.15));
  border: 1px solid var(--border-highlight);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gold-bright);
  box-shadow: var(--shadow-gold);
}

.brand-titles {
  display: flex;
  flex-direction: column;
}

.brand-title-ar {
  font-family: var(--font-arabic);
  font-size: 1.45rem;
  font-weight: 700;
  line-height: 1.1;
  color: var(--color-gold-bright);
}

.brand-subtitle-en {
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-secondary);
}

/* Search Bar in Header */
.search-center-wrapper {
  flex: 1;
  max-width: 580px;
  margin: 0 24px;
  position: relative;
}

.search-input-box {
  display: flex;
  align-items: center;
  background: var(--bg-input);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-xl);
  padding: 6px 16px;
  transition: all 0.25s ease;
  box-shadow: inset 0 2px 4px rgba(0,0,0,0.2);
}

.search-input-box:focus-within {
  border-color: var(--color-gold);
  box-shadow: 0 0 0 3px var(--color-gold-soft);
}

.search-icon {
  color: var(--color-gold);
  margin-right: 10px;
  font-size: 1.1rem;
}

.search-input-box input {
  flex: 1;
  background: transparent;
  border: none;
  color: var(--text-primary);
  font-size: 0.95rem;
  font-family: var(--font-sans);
  outline: none;
}

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

.search-quick-pills {
  display: flex;
  gap: 6px;
  margin-top: 6px;
  justify-content: center;
}

.quick-pill {
  font-size: 0.72rem;
  padding: 2px 10px;
  border-radius: 12px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  cursor: pointer;
}

.quick-pill:hover {
  background: var(--color-gold-soft);
  color: var(--color-gold-bright);
  border-color: var(--color-gold);
}

/* Header Action Controls */
.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.btn-icon {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.btn-icon:hover {
  color: var(--text-primary);
  border-color: var(--color-gold);
  background: var(--bg-card-hover);
}

.auth-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: var(--radius-xl);
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.3);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-emerald);
}

.auth-badge .status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--color-emerald);
  box-shadow: 0 0 6px var(--color-emerald);
}

/* Navigation Tabs Bar */
.tabs-navigation-bar {
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-subtle);
  padding: 0;
}

.tabs-wrapper {
  display: flex;
  gap: 4px;
  overflow-x: auto;
  scrollbar-width: none;
}

.tabs-wrapper::-webkit-scrollbar {
  display: none;
}

.nav-tab-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 14px 20px;
  background: transparent;
  border: none;
  border-bottom: 3px solid transparent;
  color: var(--text-secondary);
  font-family: var(--font-sans);
  font-size: 0.92rem;
  font-weight: 500;
  cursor: pointer;
  white-space: nowrap;
}

.nav-tab-btn:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.02);
}

.nav-tab-btn.active {
  color: var(--color-gold-bright);
  border-bottom-color: var(--color-gold-bright);
  font-weight: 600;
  background: var(--color-gold-soft);
}

.nav-tab-btn .badge-pill {
  font-size: 0.68rem;
  padding: 1px 7px;
  border-radius: 10px;
  background: rgba(203, 163, 88, 0.2);
  color: var(--color-gold-bright);
}

/* Main Content Area */
.main-stage {
  flex: 1;
  padding: 28px 0 60px;
}

.view-section {
  display: none;
}

.view-section.active {
  display: block;
}

/* Footer */
.footer-main {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-card);
  padding: 24px 0;
  font-size: 0.82rem;
  color: var(--text-muted);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-provenance {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.provenance-link {
  color: var(--color-gold);
  text-decoration: none;
}

.provenance-link:hover {
  text-decoration: underline;
}

/* Responsive adjustments */
@media (max-width: 900px) {
  .header-inner {
    flex-wrap: wrap;
    height: auto;
    padding: 12px 0;
    gap: 12px;
  }
  .search-center-wrapper {
    order: 3;
    max-width: 100%;
    margin: 6px 0 0;
    width: 100%;
  }
}

/* ==========================================================================
   NASTALIQ TYPOGRAPHY & TRANSLATION UI / UX ENHANCEMENTS
   Authentic Noto Nastaliq Urdu for Arabic & Urdu script
   ========================================================================== */

.nastaliq,
[dir="rtl"],
.brand-title-ar,
.arabic-hero-calligraphy,
.word-hero-uthmani,
.concordance-table [dir="rtl"] {
  font-family: var(--font-nastaliq) !important;
  line-height: 2.2 !important;
  word-spacing: 2px;
}

/* Quick word chip styling enhancements */
.quick-word-chip {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 0.82rem;
  font-family: var(--font-sans);
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.quick-word-chip:hover {
  background: rgba(203, 163, 88, 0.12);
  border-color: var(--color-gold);
  color: var(--color-gold-bright);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(203, 163, 88, 0.18);
}

.translation-banner-pill {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: linear-gradient(135deg, rgba(203, 163, 88, 0.14), rgba(16, 185, 129, 0.1));
  border: 1px solid rgba(203, 163, 88, 0.35);
  border-radius: var(--radius-md);
  padding: 14px 20px;
  margin-bottom: 24px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
  flex-wrap: wrap;
  gap: 12px;
}

.trans-pill-left {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.trans-tag {
  background: var(--color-gold);
  color: #0a0d14;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  padding: 3px 8px;
  border-radius: 4px;
}

.trans-orig {
  font-weight: 600;
  color: var(--text-primary);
  font-size: 0.95rem;
}

.trans-arrow {
  color: var(--color-gold);
  font-weight: 700;
}

.trans-arabic {
  font-family: var(--font-nastaliq);
  font-size: 1.4rem;
  color: var(--color-gold-bright);
  line-height: 1.6;
}

.trans-meta {
  color: var(--text-secondary);
  font-size: 0.85rem;
}

.trans-ai-status {
  font-size: 0.82rem;
  color: var(--color-emerald);
  font-weight: 600;
}