/* ==========================================================================
   SnapTik Studio V2 - Stripe-Inspired Modern Design System
   ========================================================================== */

:root {
  /* Color Palette - Dark Theme Default */
  --bg-base: #090a10;
  --bg-surface: rgba(18, 20, 32, 0.7);
  --bg-surface-elevated: rgba(28, 31, 48, 0.85);
  --bg-glass: rgba(255, 255, 255, 0.04);
  --bg-glass-hover: rgba(255, 255, 255, 0.08);

  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-focus: rgba(139, 92, 246, 0.6);
  --border-card: rgba(255, 255, 255, 0.06);

  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;

  /* Stripe-Style Brand Gradients */
  --brand-gradient: linear-gradient(135deg, #6366f1 0%, #a855f7 50%, #ec4899 100%);
  --brand-gradient-hover: linear-gradient(135deg, #4f46e5 0%, #9333ea 50%, #db2777 100%);
  --accent-cyan: #06b6d4;
  --accent-emerald: #10b981;
  --accent-amber: #f59e0b;

  --glow-primary: 0 0 40px -8px rgba(139, 92, 246, 0.35);
  --glow-accent: 0 0 30px -5px rgba(236, 72, 153, 0.3);

  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 10px 30px -10px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 20px 45px -15px rgba(0, 0, 0, 0.6);

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;

  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --transition-fast: 0.15s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-smooth: 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

[data-theme="light"] {
  --bg-base: #f8fafc;
  --bg-surface: rgba(255, 255, 255, 0.85);
  --bg-surface-elevated: #ffffff;
  --bg-glass: rgba(0, 0, 0, 0.03);
  --bg-glass-hover: rgba(0, 0, 0, 0.05);

  --border-subtle: rgba(0, 0, 0, 0.08);
  --border-focus: rgba(99, 102, 241, 0.6);
  --border-card: rgba(0, 0, 0, 0.06);

  --text-main: #0f172a;
  --text-muted: #475569;
  --text-dim: #94a3b8;

  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 12px 30px -8px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 25px 50px -12px rgba(0, 0, 0, 0.12);

  --glow-primary: 0 0 35px -5px rgba(99, 102, 241, 0.2);
}

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

html {
  font-family: var(--font-family);
  background-color: var(--bg-base);
  color: var(--text-main);
  scroll-behavior: smooth;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body {
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
  line-height: 1.5;
  transition: background-color var(--transition-smooth), color var(--transition-smooth);
}

/* Ambient Gradient Mesh Background */
.ambient-mesh {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.mesh-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.45;
  will-change: transform;
  transform: translateZ(0);
}

[data-theme="light"] .mesh-orb {
  opacity: 0.25;
  filter: blur(80px);
}

@media (prefers-reduced-motion: reduce) {
  .mesh-orb-1, .mesh-orb-2, .mesh-orb-3, .hero-pill-dot {
    animation: none !important;
  }
}

.mesh-orb-1 {
  width: 550px;
  height: 550px;
  background: radial-gradient(circle, #6366f1 0%, transparent 70%);
  top: -150px;
  left: 15%;
  animation: floatOrb1 20s ease-in-out infinite alternate;
}

.mesh-orb-2 {
  width: 480px;
  height: 480px;
  background: radial-gradient(circle, #ec4899 0%, transparent 70%);
  top: 100px;
  right: 10%;
  animation: floatOrb2 25s ease-in-out infinite alternate;
}

.mesh-orb-3 {
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, #06b6d4 0%, transparent 70%);
  bottom: 50px;
  left: 30%;
  animation: floatOrb3 18s ease-in-out infinite alternate;
}

@keyframes floatOrb1 {
  0% { transform: translate(0, 0) scale(1); }
  100% { transform: translate(60px, 80px) scale(1.15); }
}

@keyframes floatOrb2 {
  0% { transform: translate(0, 0) scale(1); }
  100% { transform: translate(-80px, 60px) scale(0.9); }
}

@keyframes floatOrb3 {
  0% { transform: translate(0, 0) scale(1); }
  100% { transform: translate(-40px, -50px) scale(0.95); }
}

/* Layout Container */
.container {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 1;
}

/* Navbar */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border-subtle);
  transition: all var(--transition-smooth);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text-main);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.brand-icon-box {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: var(--brand-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  box-shadow: var(--glow-primary);
}

.brand-name span {
  background: var(--brand-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.brand-badge {
  font-size: 11px;
  font-weight: 600;
  padding: 2px 7px;
  border-radius: var(--radius-full);
  background: var(--bg-glass);
  border: 1px solid var(--border-subtle);
  color: var(--accent-cyan);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
  list-style: none;
}

.nav-link {
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-muted);
  transition: color var(--transition-fast);
}

.nav-link:hover {
  color: var(--text-main);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* ==========================================================================
   Language Selection Combobox
   ========================================================================== */
.lang-combobox {
  position: relative;
  display: inline-block;
}

.lang-combobox-trigger {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  height: 38px;
  padding: 0 12px;
  border-radius: var(--radius-full);
  background: var(--bg-glass);
  border: 1px solid var(--border-subtle);
  color: var(--text-main);
  font-family: inherit;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  outline: none;
  transition: all var(--transition-fast);
  user-select: none;
}

.lang-combobox-trigger:hover,
.lang-combobox.open .lang-combobox-trigger {
  background: var(--bg-glass-hover);
  border-color: var(--border-focus);
  box-shadow: 0 0 12px rgba(139, 92, 246, 0.2);
}

.trigger-flag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
  flex-shrink: 0;
}

.trigger-flag svg,
.option-flag svg {
  border-radius: 2px;
  display: block;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

.trigger-code {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.5px;
  color: var(--text-main);
}

.trigger-chevron {
  color: var(--text-muted);
  transition: transform var(--transition-fast);
}

.lang-combobox.open .trigger-chevron {
  transform: rotate(180deg);
  color: var(--text-main);
}

.lang-combobox-menu {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  min-width: 180px;
  background: var(--bg-surface-elevated);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg), var(--glow-primary);
  padding: 6px;
  display: none !important;
  flex-direction: column;
  gap: 3px;
  z-index: 250;
  transform-origin: top right;
}

.lang-combobox.open .lang-combobox-menu {
  display: flex !important;
  animation: langDropdownIn 0.16s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes langDropdownIn {
  from {
    opacity: 0;
    transform: translateY(-8px) scale(0.96);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.lang-combobox-option {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  text-decoration: none;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
  outline: none;
}

.lang-combobox-option:hover,
.lang-combobox-option:focus {
  background: var(--bg-glass-hover);
  color: var(--text-main);
}

.lang-combobox-option.active {
  background: rgba(6, 182, 212, 0.12);
  color: var(--accent-cyan);
  font-weight: 600;
}

.option-flag {
  font-size: 16px;
  line-height: 1;
}

.option-name {
  flex: 1;
  white-space: nowrap;
}

.option-code {
  font-size: 11px;
  font-weight: 700;
  color: var(--text-dim);
  letter-spacing: 0.5px;
}

.lang-combobox-option.active .option-code {
  color: var(--accent-cyan);
}

.option-check {
  color: var(--accent-cyan);
  margin-left: 2px;
  flex-shrink: 0;
}

/* Lang Switcher Legacy Fallback */
.lang-switcher {
  display: flex;
  align-items: center;
  background: var(--bg-glass);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-full);
  padding: 3px;
  gap: 2px;
}

.lang-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 12px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  transition: all var(--transition-fast);
}

.lang-btn.active {
  background: var(--bg-surface-elevated);
  color: var(--text-main);
  box-shadow: var(--shadow-sm);
}

.lang-btn:hover:not(.active) {
  color: var(--text-main);
}

/* Theme Toggle Button */
.btn-icon {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-full);
  background: var(--bg-glass);
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-icon:hover {
  background: var(--bg-glass-hover);
  color: var(--text-main);
  border-color: var(--border-focus);
}

[data-theme="dark"] .icon-sun { display: block; }
[data-theme="dark"] .icon-moon { display: none; }
[data-theme="light"] .icon-sun { display: none; }
[data-theme="light"] .icon-moon { display: block; }

/* Hero Section */
.hero {
  padding: 72px 0 48px;
  text-align: center;
}

.hero-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  background: var(--bg-glass);
  border: 1px solid var(--border-subtle);
  font-size: 13px;
  font-weight: 500;
  color: var(--text-muted);
  margin-bottom: 24px;
}

.hero-pill-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-emerald);
  box-shadow: 0 0 10px var(--accent-emerald);
  animation: pulseDot 2s infinite;
}

@keyframes pulseDot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.85); }
}

.hero-title {
  font-size: 48px;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 18px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.hero-title-grad {
  background: var(--brand-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 18px;
  color: var(--text-muted);
  max-width: 640px;
  margin: 0 auto 36px;
  line-height: 1.6;
}

/* Stripe-Inspired Input Dock */
.search-dock-wrap {
  max-width: 720px;
  margin: 0 auto;
  position: relative;
}

.search-dock {
  background: var(--bg-surface-elevated);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 8px 10px 8px 18px;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: var(--shadow-lg), var(--glow-primary);
  transition: all var(--transition-smooth);
}

.search-dock:focus-within {
  border-color: var(--border-focus);
  box-shadow: var(--shadow-lg), 0 0 45px -5px rgba(139, 92, 246, 0.5);
  transform: translateY(-2px);
}

.dock-icon,
.search-dock-icon {
  color: var(--text-dim);
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.search-input,
.search-dock-input {
  flex: 1;
  background: none;
  border: none;
  outline: none;
  font-size: 16px;
  color: var(--text-main);
  font-family: inherit;
  min-width: 0;
  padding: 0;
}

.search-input::placeholder,
.search-dock-input::placeholder {
  color: var(--text-dim);
}

.dock-actions,
.search-dock-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

/* Secondary Dock Buttons (Paste, Clear) */
.btn-dock-action,
.btn-paste,
.btn-ghost {
  background: var(--bg-glass);
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
  font-size: 13px;
  font-weight: 500;
  padding: 8px 12px;
  border-radius: var(--radius-md);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  transition: all var(--transition-fast);
  font-family: inherit;
}

.btn-dock-action:hover,
.btn-paste:hover,
.btn-ghost:hover {
  background: var(--bg-glass-hover);
  color: var(--text-main);
  border-color: var(--border-focus);
}

.btn-clear {
  display: none;
  padding: 8px;
}

.btn-clear.visible {
  display: inline-flex;
}

/* Primary Submit Button */
.btn-primary {
  background: var(--brand-gradient);
  border: none;
  color: #ffffff;
  font-size: 15px;
  font-weight: 600;
  padding: 12px 22px;
  border-radius: var(--radius-md);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  box-shadow: 0 4px 15px rgba(139, 92, 246, 0.4);
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.btn-primary:hover {
  background: var(--brand-gradient-hover);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(139, 92, 246, 0.6);
}

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

.btn-primary:disabled {
  opacity: 0.65;
  cursor: not-allowed;
  transform: none;
}

/* Dock Bottom Hint / Example */
.dock-hint {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-top: 14px;
  font-size: 13px;
  color: var(--text-dim);
}

.btn-link {
  background: none;
  border: none;
  color: var(--accent-cyan);
  font-size: inherit;
  font-family: inherit;
  cursor: pointer;
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color var(--transition-fast);
}

.btn-link:hover {
  color: #ffffff;
}

/* Notification Banner */
.notification-banner {
  max-width: 600px;
  margin: 20px auto 0;
  padding: 12px 18px;
  border-radius: var(--radius-md);
  font-size: 14px;
  display: none;
  align-items: center;
  gap: 12px;
  animation: slideDown 0.3s ease;
}

.notification-banner.visible {
  display: flex;
}

.notification-banner.error {
  background: rgba(239, 68, 68, 0.12);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: #f87171;
}

.notification-banner.warning {
  background: rgba(245, 158, 11, 0.12);
  border: 1px solid rgba(245, 158, 11, 0.3);
  color: #fbbf24;
}

.notification-banner.success {
  background: rgba(16, 185, 129, 0.12);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: #34d399;
}

@keyframes slideDown {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Skeleton Loading State */
.skeleton-wrap {
  display: none;
  max-width: 760px;
  margin: 32px auto 0;
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-md);
}

.skeleton-wrap.visible {
  display: block;
}

.skeleton-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 20px;
}

.skeleton-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--bg-glass-hover);
  animation: shimmer 1.5s infinite;
}

.skeleton-text-group {
  flex: 1;
}

.skeleton-line {
  height: 14px;
  border-radius: 6px;
  background: var(--bg-glass-hover);
  animation: shimmer 1.5s infinite;
  margin-bottom: 8px;
}

.skeleton-line.short { width: 40%; }
.skeleton-line.medium { width: 70%; }

.skeleton-content-box {
  height: 240px;
  border-radius: var(--radius-md);
  background: var(--bg-glass-hover);
  animation: shimmer 1.5s infinite;
}

@keyframes shimmer {
  0% { opacity: 0.4; }
  50% { opacity: 0.9; }
  100% { opacity: 0.4; }
}

/* Media Result Card */
.result-card-wrap {
  display: none;
  max-width: 820px;
  margin: 36px auto 0;
  animation: fadeInUp 0.4s ease;
}

.result-card-wrap.visible {
  display: block;
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

.result-card {
  background: var(--bg-surface-elevated);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: var(--shadow-lg), var(--glow-primary);
}

.result-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border-subtle);
}

.author-profile {
  display: flex;
  align-items: center;
  gap: 12px;
}

.author-avatar {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--border-focus);
}

.author-meta {
  display: flex;
  flex-direction: column;
}

.author-nickname {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 6px;
}

.verified-icon {
  color: var(--accent-cyan);
}

.author-handle {
  font-size: 13px;
  color: var(--text-dim);
}

.result-body {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 24px;
}

@media (max-width: 768px) {
  .result-body {
    grid-template-columns: 1fr;
  }
}

.preview-box {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: #000;
  box-shadow: var(--shadow-md);
  aspect-ratio: 9/16;
  max-height: 400px;
}

.preview-thumb {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.preview-duration {
  position: absolute;
  bottom: 10px;
  right: 10px;
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(8px);
  color: #ffffff;
  font-size: 12px;
  font-weight: 600;
}

.details-box {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.video-caption {
  font-size: 15px;
  color: var(--text-main);
  line-height: 1.6;
  margin-bottom: 16px;
  display: -webkit-box;
  -webkit-line-clamp: 4;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.stats-bar {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
  font-size: 13px;
  color: var(--text-muted);
}

.stat-item {
  display: flex;
  align-items: center;
  gap: 6px;
}

.download-actions-grid {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.btn-action-primary {
  background: var(--brand-gradient);
  color: #ffffff;
  border: none;
  padding: 14px 20px;
  border-radius: var(--radius-md);
  font-size: 15px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  cursor: pointer;
  box-shadow: 0 4px 20px rgba(139, 92, 246, 0.4);
  transition: all var(--transition-fast);
  text-decoration: none;
}

.btn-action-primary:hover {
  background: var(--brand-gradient-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 25px rgba(139, 92, 246, 0.6);
}

.btn-action-secondary {
  background: var(--bg-glass);
  border: 1px solid var(--border-subtle);
  color: var(--text-main);
  padding: 12px 18px;
  border-radius: var(--radius-md);
  font-size: 14px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
}

.btn-action-secondary:hover {
  background: var(--bg-glass-hover);
  border-color: var(--border-focus);
}

.btn-size-badge {
  font-size: 11.5px;
  font-weight: 500;
  opacity: 0.9;
  background: rgba(255, 255, 255, 0.22);
  padding: 2px 7px;
  border-radius: 999px;
  margin-left: 2px;
}

.btn-action-secondary .btn-size-badge {
  background: rgba(0, 0, 0, 0.08);
}

[data-theme="dark"] .btn-action-secondary .btn-size-badge {
  background: rgba(255, 255, 255, 0.12);
}

.btn-try-another {
  margin-top: 10px;
  background: none;
  border: none;
  color: var(--text-dim);
  font-size: 13px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  transition: color var(--transition-fast);
}

.btn-try-another:hover {
  color: var(--text-main);
}

/* Slideshow Photos Grid */
.slideshow-gallery {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--border-subtle);
}

.slideshow-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 16px;
}

.slideshow-header .slideshow-title {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 0;
}

.btn-dl-all-slides {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  font-size: 13px;
  font-weight: 600;
  border-radius: var(--radius-sm);
  background: var(--brand-gradient);
  color: #ffffff;
  border: none;
  cursor: pointer;
  box-shadow: 0 4px 14px rgba(99, 102, 241, 0.35);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), opacity var(--transition-fast);
}

.btn-dl-all-slides:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 18px rgba(99, 102, 241, 0.45);
  opacity: 0.95;
}

.btn-dl-all-slides:active {
  transform: translateY(0);
}

.slideshow-title {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 16px;
}

.photos-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 16px;
}

.photo-card {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--bg-glass);
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
}

.photo-card img {
  width: 100%;
  aspect-ratio: 1/1;
  object-fit: cover;
  display: block;
}

.photo-card .btn-slide-dl {
  background: var(--bg-surface-elevated);
  border: none;
  color: var(--text-main);
  font-size: 12px;
  font-weight: 600;
  padding: 8px;
  text-align: center;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  border-top: 1px solid var(--border-subtle);
  transition: all var(--transition-fast);
  text-decoration: none;
}

.photo-card .btn-slide-dl:hover {
  background: var(--brand-gradient);
  color: #ffffff;
}

/* Download Progress Modal / Drawer */
.download-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.download-modal-overlay.open {
  display: flex;
  animation: fadeIn 0.2s ease;
}

.download-modal {
  width: 100%;
  max-width: 440px;
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: var(--shadow-lg), var(--glow-primary);
  text-align: center;
  position: relative;
  animation: modalPop 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes modalPop {
  from { opacity: 0; transform: scale(0.95); }
  to { opacity: 1; transform: scale(1); }
}

.modal-header-icon {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--bg-glass);
  border: 1px solid var(--border-subtle);
  color: var(--accent-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
}

.modal-title {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 6px;
}

.modal-status {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 20px;
}

/* Progress Track */
.progress-track {
  width: 100%;
  height: 10px;
  border-radius: var(--radius-full);
  background: var(--bg-glass);
  border: 1px solid var(--border-subtle);
  overflow: hidden;
  position: relative;
  margin-bottom: 12px;
}

.progress-fill {
  height: 100%;
  width: 0%;
  border-radius: var(--radius-full);
  background: var(--brand-gradient);
  transition: width 0.2s ease;
}

.progress-fill.indeterminate {
  width: 40%;
  animation: indetProgress 1.2s infinite ease-in-out;
}

@keyframes indetProgress {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(250%); }
}

.progress-percent {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 24px;
}

.modal-footer {
  display: flex;
  align-items: center;
  gap: 12px;
}

.modal-footer .btn-dock-action {
  flex: 1;
  justify-content: center;
  padding: 10px;
}

/* Section Common */
.section {
  padding: 80px 0;
}

.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 48px;
}

.section-title {
  font-size: 32px;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.section-subtitle {
  font-size: 16px;
  color: var(--text-muted);
  line-height: 1.6;
}

/* How It Works Steps */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

@media (max-width: 768px) {
  .steps-grid {
    grid-template-columns: 1fr;
  }
}

.step-card {
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  position: relative;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-fast), border-color var(--transition-fast);
}

.step-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-focus);
}

.step-icon-box {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--bg-glass);
  border: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-cyan);
  margin-bottom: 20px;
}

.step-number,
.step-num {
  position: absolute;
  top: 24px;
  right: 24px;
  font-size: 28px;
  font-weight: 800;
  color: var(--border-subtle);
}

.step-title {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 10px;
}

.step-desc {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.6;
}

/* Device Guides Grid & Cards */
.device-guides {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 40px;
}

@media (max-width: 900px) {
  .device-guides {
    grid-template-columns: 1fr;
  }
}

.device-card {
  background: var(--bg-surface-elevated);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 24px;
  text-align: left;
  transition: transform var(--transition-fast), border-color var(--transition-fast);
}

.device-card:hover {
  transform: translateY(-3px);
  border-color: var(--border-focus);
}

.device-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: rgba(139, 92, 246, 0.12);
  border: 1px solid rgba(139, 92, 246, 0.25);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-cyan);
  margin-bottom: 16px;
}

.device-card h4 {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 8px;
}

.device-card p {
  font-size: 13.5px;
  color: var(--text-muted);
  line-height: 1.6;
  margin: 0;
}

/* Features Grid */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

@media (max-width: 900px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .features-grid {
    grid-template-columns: 1fr;
  }
}

.feature-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-smooth);
}

.feature-card:hover {
  background: var(--bg-surface-elevated);
  border-color: var(--border-focus);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md), var(--glow-primary);
}

.feature-icon-box {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: var(--bg-glass);
  border: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-cyan);
  margin-bottom: 16px;
}

.feature-title {
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 8px;
}

.feature-desc {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.6;
}

/* Accordion FAQ */
.faq-accordion {
  max-width: 760px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.faq-item {
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--transition-fast);
}

.faq-item:hover {
  border-color: var(--border-focus);
}

.faq-item summary {
  list-style: none !important;
}

.faq-item summary::-webkit-details-marker {
  display: none !important;
}

.faq-item summary::marker {
  display: none !important;
  content: "" !important;
}

.faq-heading {
  margin: 0;
  font-size: inherit;
  font-weight: inherit;
}

.faq-trigger,
.faq-question {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  padding: 20px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  font-size: 16px;
  font-weight: 600;
  color: var(--text-main);
  cursor: pointer;
  font-family: inherit;
  outline: none;
  user-select: none;
  list-style: none !important;
}

.faq-question::-webkit-details-marker {
  display: none !important;
}

.faq-chevron {
  color: var(--text-dim);
  transition: transform var(--transition-fast);
  flex-shrink: 0;
}

details[open] .faq-chevron,
.faq-item.active .faq-chevron {
  transform: rotate(180deg);
  color: var(--accent-cyan);
}

.faq-content,
.faq-answer {
  padding: 0 24px 20px;
  color: var(--text-muted);
  font-size: 14px;
  line-height: 1.65;
}

.faq-content p,
.faq-answer p {
  margin: 0;
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.65;
}

/* Footer */
.footer {
  border-top: 1px solid var(--border-subtle);
  background: var(--bg-surface);
  padding: 64px 0 36px;
  margin-top: 60px;
}

.footer-inner,
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

@media (max-width: 768px) {
  .footer-inner,
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

.footer-desc,
.footer-brand-desc {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.6;
  margin-top: 12px;
  max-width: 380px;
}

.footer-heading,
.footer-col-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 16px;
}

.footer-links {
  list-style: none !important;
  padding: 0 !important;
  margin: 0 !important;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links li {
  list-style: none !important;
  margin: 0 !important;
  padding: 0 !important;
}

.footer-links a,
.footer-link {
  text-decoration: none;
  font-size: 13px;
  color: var(--text-muted);
  transition: color var(--transition-fast);
}

.footer-links a:hover,
.footer-link:hover {
  color: var(--text-main);
}

.footer-bottom {
  padding-top: 24px;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 13px;
  color: var(--text-dim);
}

.footer-disclaimer {
  width: 100%;
  font-size: 12px;
  color: var(--text-dim);
  margin-top: 12px;
  text-align: center;
  line-height: 1.5;
}

/* Legal Pages Styling */
.legal-page-wrap {
  padding: 56px 0 80px;
}

.legal-card {
  background: var(--bg-surface-elevated);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 48px 56px;
  box-shadow: var(--shadow-lg), var(--glow-primary);
  margin-bottom: 40px;
}

@media (max-width: 768px) {
  .legal-card {
    padding: 32px 20px;
  }
}

.legal-header {
  margin-bottom: 36px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border-subtle);
}

.legal-back-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
  color: var(--accent-cyan);
  margin-bottom: 18px;
  transition: color var(--transition-fast);
}

.legal-back-link:hover {
  color: #ffffff;
}

.legal-date-badge {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 12px;
}

.legal-title {
  font-size: 38px;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin-bottom: 12px;
}

.legal-desc {
  font-size: 16px;
  color: var(--text-muted);
  line-height: 1.6;
}

/* Callout Notice */
.legal-callout {
  background: rgba(99, 102, 241, 0.08);
  border: 1px solid rgba(99, 102, 241, 0.25);
  border-left: 4px solid var(--border-focus);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  margin: 28px 0;
  color: var(--text-main);
  font-size: 14px;
  line-height: 1.7;
}

.legal-callout-warning {
  background: rgba(245, 158, 11, 0.08);
  border: 1px solid rgba(245, 158, 11, 0.25);
  border-left: 4px solid var(--accent-amber);
}

.legal-callout strong {
  color: #ffffff;
  display: block;
  margin-bottom: 6px;
  font-size: 15px;
}

[data-theme="light"] .legal-callout strong {
  color: #0f172a;
}

/* Legal Body Typography */
.legal-body h2 {
  font-size: 22px;
  font-weight: 700;
  margin: 36px 0 14px;
  color: var(--text-main);
  letter-spacing: -0.01em;
  display: flex;
  align-items: center;
  gap: 10px;
}

.legal-body h3 {
  font-size: 17px;
  font-weight: 600;
  margin: 24px 0 10px;
  color: var(--text-main);
}

.legal-body p {
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.legal-body ul, .legal-body ol {
  margin: 12px 0 20px 24px;
  color: var(--text-muted);
  font-size: 15px;
  line-height: 1.8;
}

.legal-body li {
  margin-bottom: 8px;
}

.legal-body strong {
  color: var(--text-main);
}

.legal-contact-box {
  background: var(--bg-glass);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 24px;
  margin-top: 32px;
}

.legal-contact-box h3 {
  margin-top: 0;
  margin-bottom: 8px;
}

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

/* ==========================================================================
   Bulk Downloader Cross-Linking & Upsell UI System
   ========================================================================== */

/* 1. In-Content Callout Section */
.bulk-callout-section {
  padding: 40px 0 60px;
}

.bulk-callout-card {
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.12) 0%, rgba(168, 85, 247, 0.08) 50%, rgba(236, 72, 153, 0.1) 100%), var(--bg-surface-elevated);
  border: 1px solid rgba(139, 92, 246, 0.3);
  border-radius: var(--radius-lg);
  padding: 38px 44px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 36px;
  box-shadow: var(--shadow-lg), 0 0 35px -10px rgba(99, 102, 241, 0.2);
}

.bulk-callout-content {
  max-width: 640px;
}

.bulk-callout-badge {
  display: inline-flex;
  align-items: center;
  padding: 5px 14px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  border-radius: var(--radius-full);
  background: rgba(139, 92, 246, 0.2);
  border: 1px solid rgba(139, 92, 246, 0.4);
  color: #c084fc;
  margin-bottom: 14px;
}

[data-theme="light"] .bulk-callout-badge {
  background: rgba(139, 92, 246, 0.1);
  color: #7c3aed;
  border-color: rgba(139, 92, 246, 0.3);
}

.bulk-callout-title {
  font-size: 24px;
  font-weight: 800;
  color: var(--text-main);
  line-height: 1.3;
  margin-bottom: 12px;
}

.bulk-callout-desc {
  font-size: 15px;
  line-height: 1.6;
  color: var(--text-muted);
  margin-bottom: 22px;
}

.bulk-callout-desc strong {
  color: var(--text-main);
}

.bulk-cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 600;
}

/* Mockup Graphic */
.bulk-callout-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.bulk-icon-stack {
  position: relative;
  width: 140px;
  height: 110px;
}

.bulk-card-mockup {
  position: absolute;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.12);
  transition: transform 0.3s ease;
}

.bulk-card-mockup.mock-1 {
  width: 90px;
  height: 70px;
  top: 0;
  left: 0;
  background: rgba(99, 102, 241, 0.25);
  transform: rotate(-10deg);
}

.bulk-card-mockup.mock-2 {
  width: 100px;
  height: 80px;
  top: 10px;
  left: 20px;
  background: rgba(236, 72, 153, 0.3);
  transform: rotate(5deg);
}

.bulk-card-mockup.mock-3 {
  width: 100px;
  height: 80px;
  top: 20px;
  left: 35px;
  background: var(--brand-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  box-shadow: var(--shadow-md);
}

/* 2. Result Card Dynamic Upsell Box */
.result-bulk-upsell {
  margin-top: 20px;
  padding: 16px 20px;
  border-radius: var(--radius-md);
  background: rgba(99, 102, 241, 0.08);
  border: 1px dashed rgba(139, 92, 246, 0.45);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.upsell-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 700;
  color: var(--accent-cyan);
}

.upsell-desc {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.4;
}

.upsell-desc strong {
  color: var(--text-main);
}

.btn-upsell-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  background: var(--bg-surface);
  border: 1px solid rgba(139, 92, 246, 0.5);
  border-radius: var(--radius-sm);
  color: #c084fc;
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
  transition: all var(--transition-fast);
}

[data-theme="light"] .btn-upsell-cta {
  color: #7c3aed;
  background: #ffffff;
}

.btn-upsell-cta:hover {
  background: var(--brand-gradient);
  border-color: transparent;
  color: #ffffff;
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(139, 92, 246, 0.35);
}

@media (max-width: 768px) {
  .bulk-callout-card {
    flex-direction: column;
    padding: 24px;
    text-align: center;
  }
  .bulk-callout-visual {
    display: none;
  }
  .bulk-callout-actions {
    display: flex;
    justify-content: center;
  }
}