/* ==========================================================================
   ByteFeed — Official Design System (Vanilla CSS3)
   Exact match to ByteFeed React Native App darkColors Theme
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. CSS Variables / Design Tokens
   -------------------------------------------------------------------------- */
:root {
  /* Exact App Palette: Default Dark Theme (darkColors) */
  --bg-primary: #06000F;
  --bg-secondary: #0E0820;
  --bg-surface: #161033;
  --bg-tab-container: #15102A;
  --bg-tab-indicator: #2C2548;
  --bg-filter-btn: #0B061A;

  /* Accent & Primary Colors */
  --color-primary: #6C5CE7;
  --color-primary-light: #8B7CF6;
  --color-accent: #A294F9;
  --color-accent-light: #CDC1FF;
  --color-accent-strong: #4F46E5;

  /* Status Colors */
  --color-success: #4ADE80;
  --color-warning: #FBBF24;
  --color-error: #F87171;
  --color-info: #60A5FA;

  /* Typography Colors */
  --text-white: #FFFFFF;
  --text-primary: #F9FAFB;
  --text-secondary: #B4BCD0;
  --text-muted: #8A94A6;
  --text-inverted: #06000F;

  /* Borders & Dividers */
  --border-primary: #3A3060;
  --border-light: #2A204C;
  --border-glass: rgba(162, 148, 249, 0.18);
  --border-glass-hover: rgba(162, 148, 249, 0.4);
  --border-subtle: rgba(255, 255, 255, 0.08);

  /* Glassmorphic & UI Tokens */
  --icon-wrapper-bg: rgba(162, 148, 249, 0.15);
  --glass-blur: blur(18px);
  --glass-blur-sm: blur(10px);
  
  /* Glows & Shadows */
  --glow-primary: 0 0 35px rgba(108, 92, 231, 0.4);
  --glow-accent: 0 0 45px rgba(162, 148, 249, 0.3);
  --shadow-card: 0 16px 36px -12px rgba(0, 0, 0, 0.7), 0 0 1px 1px rgba(255, 255, 255, 0.05);
  --shadow-phone: 0 30px 70px -15px rgba(0, 0, 0, 0.85), 0 0 0 1px #3A3060;

  /* Typography Families */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

  /* Layout Constants */
  --max-width: 1200px;
  --nav-height: 76px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --radius-xl: 32px;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* --------------------------------------------------------------------------
   2. Reset & Global Styles (Fix Horizontal Spacing / Overflow)
   -------------------------------------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  width: 100%;
}

body {
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
  width: 100%;
  line-height: 1.6;
  padding-top: var(--nav-height);
  background: radial-gradient(circle at 50% 0%, var(--bg-secondary) 0%, var(--bg-primary) 75%);
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

img, svg {
  display: block;
  max-width: 100%;
}

button, input {
  font-family: inherit;
  font-size: inherit;
}

.container {
  width: 100%;
  max-width: var(--max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

/* --------------------------------------------------------------------------
   3. Ambient Background Glow Wrapper (Contained to Prevent Viewport Spill)
   -------------------------------------------------------------------------- */
.ambient-glow-wrapper {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  pointer-events: none;
  z-index: 0;
}

.glow-orb {
  position: absolute;
  border-radius: var(--radius-full);
  pointer-events: none;
  filter: blur(120px);
  opacity: 0.4;
  animation: pulseGlow 12s ease-in-out infinite alternate;
}

.orb-top-left {
  top: -120px;
  left: -100px;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, var(--color-primary) 0%, rgba(108, 92, 231, 0) 70%);
}

.orb-top-right {
  top: 80px;
  right: -100px;
  width: 550px;
  height: 550px;
  background: radial-gradient(circle, var(--color-accent-strong) 0%, rgba(79, 70, 229, 0) 70%);
  animation-delay: -4s;
}

.orb-center {
  top: 900px;
  left: 50%;
  transform: translateX(-50%);
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(162, 148, 249, 0.18) 0%, rgba(108, 92, 231, 0) 70%);
  animation-delay: -8s;
}

@keyframes pulseGlow {
  0% { transform: scale(1) translateY(0); opacity: 0.3; }
  100% { transform: scale(1.1) translateY(20px); opacity: 0.5; }
}

/* --------------------------------------------------------------------------
   4. Typography & Utility Classes
   -------------------------------------------------------------------------- */
.text-gradient {
  background: linear-gradient(135deg, #FFFFFF 15%, var(--color-accent) 65%, var(--color-primary-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.text-center {
  text-align: center;
}

.inline-link {
  color: var(--color-accent);
  text-decoration: underline;
  text-underline-offset: 4px;
}
.inline-link:hover {
  color: var(--text-white);
}

.section-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: var(--icon-wrapper-bg);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-full);
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-accent);
  margin-bottom: 16px;
}

.section-header {
  margin-bottom: 56px;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.03em;
  color: var(--text-white);
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--text-secondary);
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
}

/* Glassmorphism Cards */
.glassmorphic-card {
  background: rgba(22, 16, 51, 0.65);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  transition: transform var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
}

.glassmorphic-card:hover {
  border-color: var(--border-glass-hover);
  box-shadow: var(--shadow-card), 0 0 25px rgba(108, 92, 231, 0.25);
}

/* --------------------------------------------------------------------------
   5. Buttons & Interactive Controls
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-weight: 600;
  border-radius: var(--radius-full);
  cursor: pointer;
  border: none;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.btn-sm {
  padding: 9px 20px;
  font-size: 0.875rem;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent-strong) 100%);
  color: var(--text-white);
  box-shadow: 0 4px 20px rgba(108, 92, 231, 0.45);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(108, 92, 231, 0.65);
  background: linear-gradient(135deg, var(--color-primary-light) 0%, var(--color-primary) 100%);
}

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

.btn-lg {
  padding: 15px 32px;
  font-size: 1.0625rem;
}

.btn-outline {
  background: rgba(22, 16, 51, 0.6);
  border: 1px solid var(--border-primary);
  color: var(--text-white);
}

.btn-outline:hover {
  border-color: var(--color-accent);
  background: var(--bg-surface);
  transform: translateY(-2px);
}

.glow-button {
  position: relative;
  overflow: hidden;
}

.glow-button::after {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.2) 0%, transparent 60%);
  opacity: 0;
  transition: opacity var(--transition-fast);
  pointer-events: none;
}

.glow-button:hover::after {
  opacity: 1;
}

/* --------------------------------------------------------------------------
   6. Navigation Header (Always Fixed Sticky at Top)
   -------------------------------------------------------------------------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  background: rgba(6, 0, 15, 0.75);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-bottom: 1px solid var(--border-light);
  transition: background-color var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
}

.site-header.scrolled {
  background: rgba(6, 0, 15, 0.94);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-logo-img {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  object-fit: contain;
  box-shadow: 0 0 14px rgba(108, 92, 231, 0.35);
}

.brand-logo-img.sm {
  width: 28px;
  height: 28px;
  border-radius: 8px;
}

.logo-text {
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--text-white);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-link {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--text-secondary);
  position: relative;
  padding: 4px 0;
}

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

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-accent);
  transition: width var(--transition-fast);
  border-radius: 2px;
}

.nav-link:hover::after {
  width: 100%;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.mobile-toggle {
  display: none;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  cursor: pointer;
  padding: 8px;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  box-sizing: border-box;
}

.hamburger-bar {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--text-white);
  border-radius: 2px;
  transition: transform 0.25s ease, opacity 0.25s ease;
  margin: 0;
}

.mobile-toggle.active .hamburger-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.mobile-toggle.active .hamburger-bar:nth-child(2) {
  opacity: 0;
}

.mobile-toggle.active .hamburger-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* --------------------------------------------------------------------------
   7. Hero Section
   -------------------------------------------------------------------------- */
.hero-section {
  position: relative;
  padding-top: 60px;
  padding-bottom: 90px;
  z-index: 10;
}

.hero-container {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  align-items: center;
  gap: 64px;
}

.hero-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: var(--icon-wrapper-bg);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-accent-light);
  margin-bottom: 24px;
}

.hero-title {
  font-size: 3.75rem;
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.04em;
  color: var(--text-white);
  margin-bottom: 20px;
}

.hero-description {
  font-size: 1.25rem;
  line-height: 1.6;
  color: var(--text-secondary);
  margin-bottom: 36px;
  max-width: 540px;
}

.hero-cta-box {
  display: flex;
  flex-direction: column;
  gap: 18px;
  margin-bottom: 36px;
  max-width: 500px;
}

.hero-cta-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.google-play-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  padding: 13px 30px 13px 26px;
  background: linear-gradient(135deg, #9b8bf8 0%, #7B68EE 50%, #6C5CE7 100%);
  border: 1px solid rgba(255, 255, 255, 0.65);
  border-radius: var(--radius-md);
  box-shadow: 0 14px 36px rgba(108, 92, 231, 0.55), 0 0 25px rgba(162, 148, 249, 0.4);
  transition: all var(--transition-fast);
  box-sizing: border-box;
}

.google-play-btn:hover {
  border-color: #ffffff;
  transform: translateY(-2px);
  box-shadow: 0 18px 42px rgba(108, 92, 231, 0.65), 0 0 35px rgba(162, 148, 249, 0.55);
  background: linear-gradient(135deg, #a89af9 0%, #8B7CF6 50%, #7B68EE 100%);
}

.play-store-icon {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
}

.play-store-text {
  display: flex;
  flex-direction: column;
  text-align: left;
  flex-shrink: 0;
}

.play-sub {
  font-size: 0.6875rem;
  color: rgba(255, 255, 255, 0.9);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 600;
  line-height: 1.2;
}

.play-main {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-white);
  letter-spacing: -0.01em;
  line-height: 1.25;
  white-space: nowrap;
}

/* --------------------------------------------------------------------------
   8. 3D Dual Smartphones Mockup - Seamless Dark Mode Blend
   -------------------------------------------------------------------------- */
.hero-seamless-wrapper {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
  margin: 0 auto;
}

.hero-seamless-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at 50% 50%, rgba(108, 92, 231, 0.4) 0%, rgba(162, 148, 249, 0.12) 50%, transparent 70%);
  filter: blur(80px);
  pointer-events: none;
  z-index: 0;
}

.hero-seamless-img {
  width: 100%;
  height: auto;
  max-width: 680px;
  object-fit: contain;
  display: block;
  position: relative;
  z-index: 1;
  filter: drop-shadow(0 24px 60px rgba(0, 0, 0, 0.85));
}

/* --------------------------------------------------------------------------
   9. Highlights Bar Section
   -------------------------------------------------------------------------- */
.ticker-section {
  border-top: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
  background: rgba(14, 8, 32, 0.75);
  backdrop-filter: var(--glass-blur-sm);
  padding: 32px 0;
}

.ticker-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 24px;
}

.ticker-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  flex: 1;
  min-width: 180px;
}

.ticker-num {
  font-size: 2.25rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  font-family: var(--font-mono);
}

.ticker-label {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-top: 4px;
}

.ticker-divider {
  width: 1px;
  height: 40px;
  background: var(--border-light);
}

/* --------------------------------------------------------------------------
   10. Core Features Grid
   -------------------------------------------------------------------------- */
.features-section {
  padding: 110px 0;
  position: relative;
  z-index: 10;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.feature-card {
  padding: 24px;
  display: flex;
  flex-direction: column;
  border-radius: 38px;
}

.feature-card-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 16px;
}

.feature-icon-wrapper {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 0;
  border: 1px solid var(--border-glass);
}

.feature-icon-svg {
  width: 24px;
  height: 24px;
  color: var(--text-white);
}

.purple-glow { background: var(--icon-wrapper-bg); box-shadow: 0 0 20px rgba(108, 92, 231, 0.3); }
.cyan-glow   { background: rgba(96, 165, 250, 0.15); box-shadow: 0 0 20px rgba(96, 165, 250, 0.25); }
.amber-glow  { background: rgba(251, 191, 36, 0.15); box-shadow: 0 0 20px rgba(251, 191, 36, 0.25); }
.green-glow  { background: rgba(74, 222, 128, 0.15); box-shadow: 0 0 20px rgba(74, 222, 128, 0.25); }
.indigo-glow { background: rgba(139, 124, 246, 0.15); box-shadow: 0 0 20px rgba(139, 124, 246, 0.25); }
.red-glow    { background: rgba(248, 113, 113, 0.15); box-shadow: 0 0 20px rgba(248, 113, 113, 0.25); }

.feature-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-white);
  margin-bottom: 0;
  line-height: 1.3;
}

.feature-text {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 0;
  flex: 1;
}

.feature-text strong {
  color: var(--text-primary);
}

/* --------------------------------------------------------------------------
   11. Sources & Platforms Grid Section (NEW)
   -------------------------------------------------------------------------- */
.sources-section {
  padding: 64px 0 72px;
  position: relative;
  z-index: 10;
  background: radial-gradient(circle at 50% 50%, rgba(108, 92, 231, 0.06) 0%, transparent 70%);
  border-top: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
}

.sources-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 24px;
}

.sources-directory-grid {
  min-height: 440px;
  align-content: start;
}

.source-card {
  padding: 20px 18px;
  display: flex;
  align-items: center;
  gap: 14px;
  background: rgba(22, 16, 51, 0.55);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  transition: transform var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.source-card:hover {
  background: var(--bg-surface);
  border-color: var(--color-accent);
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(108, 92, 231, 0.2);
}

.source-card-upcoming {
  border-style: dashed;
  border-color: rgba(162, 148, 249, 0.35);
  background: rgba(22, 16, 51, 0.35);
}

.source-card-upcoming:hover {
  border-color: var(--color-accent-light);
  border-style: solid;
}

.upcoming-icon-box {
  background: var(--icon-wrapper-bg);
  color: var(--color-accent);
  border-radius: 8px;
}

.source-icon-box {
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.source-icon-img {
  width: 36px;
  height: 36px;
  object-fit: contain;
  border-radius: 8px;
}

.source-info {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.source-name {
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--text-white);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.source-category {
  font-size: 0.75rem;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* --------------------------------------------------------------------------
   12. Experience & Comparison Section
   -------------------------------------------------------------------------- */
.comparison-section {
  padding: 100px 0;
}

.comparison-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  max-width: 980px;
  margin: 0 auto;
}

.comparison-card {
  padding: 40px;
  border-radius: var(--radius-lg);
}

.comparison-card.old-way {
  background: rgba(14, 8, 32, 0.5);
  border: 1px solid var(--border-light);
}

.comp-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.875rem;
  font-weight: 700;
  padding: 6px 16px;
  border-radius: var(--radius-full);
  margin-bottom: 28px;
}

.comp-badge.bad {
  background: rgba(248, 113, 113, 0.12);
  color: var(--color-error);
  border: 1px solid rgba(248, 113, 113, 0.25);
}

.comp-badge.good {
  background: rgba(74, 222, 128, 0.12);
  color: var(--color-success);
  border: 1px solid rgba(74, 222, 128, 0.25);
}

.comp-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.comp-list li {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.comp-icon {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.comp-icon.red {
  background: rgba(248, 113, 113, 0.15);
  color: var(--color-error);
}

.comp-icon.green {
  background: rgba(74, 222, 128, 0.15);
  color: var(--color-success);
}

.comp-list strong {
  display: block;
  font-size: 1.0625rem;
  color: var(--text-white);
  margin-bottom: 4px;
}

.comp-list p {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

/* --------------------------------------------------------------------------
   13. FAQ Section (Accordion) - Ultra Clean Layout
   -------------------------------------------------------------------------- */
.faq-section {
  padding: 100px 0;
}

.faq-container {
  max-width: 820px;
}

.faq-accordion {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.faq-item {
  overflow: hidden;
  border-radius: var(--radius-md);
  background: rgba(22, 16, 51, 0.65);
  border: 1px solid var(--border-light);
  transition: border-color var(--transition-base), background var(--transition-base);
}

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

.faq-item.active {
  border-color: var(--color-accent);
  background: rgba(22, 16, 51, 0.85);
}

.faq-question {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 26px;
  background: transparent;
  border: none;
  color: var(--text-white);
  font-size: 1.0625rem;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  transition: padding var(--transition-fast), color var(--transition-fast);
}

.faq-item.active .faq-question {
  padding: 20px 26px 10px;
}

.faq-question span:first-child {
  flex: 1;
  padding-right: 16px;
}

.faq-chevron {
  width: 20px;
  height: 20px;
  color: var(--color-accent);
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  flex-shrink: 0;
}

.faq-item.active .faq-chevron {
  transform: rotate(180deg);
  color: var(--text-white);
}

.faq-answer {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  padding: 0 26px;
}

.faq-item.active .faq-answer {
  grid-template-rows: 1fr;
}

.faq-answer-inner {
  overflow: hidden;
  min-height: 0;
}

.faq-answer p {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin: 0;
  padding-bottom: 22px;
}

/* --------------------------------------------------------------------------
   14. Closing CTA Banner
   -------------------------------------------------------------------------- */
.cta-banner-section {
  padding: 80px 0 150px;
}

.cta-banner-card {
  padding: 72px 40px 84px;
  background: linear-gradient(135deg, rgba(22, 16, 51, 0.85) 0%, rgba(14, 8, 32, 0.95) 100%);
  border: 1px solid var(--border-primary);
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-xl);
}

.cta-banner-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-accent), transparent);
}

.cta-title {
  font-size: 2.75rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--text-white);
  margin-bottom: 16px;
}

.cta-subtitle {
  font-size: 1.1875rem;
  color: var(--text-secondary);
  max-width: 580px;
  margin: 0 auto 40px;
}

.cta-button-group {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 10px;
  margin-bottom: 10px;
}

/* --------------------------------------------------------------------------
   15. Site Footer
   -------------------------------------------------------------------------- */
.site-footer {
  border-top: 1px solid var(--border-light);
  background: #04000a;
  padding: 64px 0 40px;
}

.footer-container {
  display: grid;
  grid-template-columns: 1.2fr 2fr;
  gap: 48px;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-tagline {
  font-size: 0.875rem;
  color: var(--text-muted);
}

.footer-copy {
  font-size: 0.8125rem;
  color: var(--border-primary);
  margin-top: 16px;
}

.footer-links-group {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.footer-col {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-col-title {
  font-size: 0.875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-white);
  margin-bottom: 6px;
}

.footer-link {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.footer-link:hover {
  color: var(--color-accent);
}

/* --------------------------------------------------------------------------
   16. Legal & Policy Pages (Privacy & Terms)
   -------------------------------------------------------------------------- */
.legal-page-body {
  background: var(--bg-primary);
  overflow-x: hidden;
  width: 100%;
}

.legal-main {
  padding: 50px 0 90px;
  position: relative;
  z-index: 10;
}

.legal-container {
  max-width: 860px;
}

.legal-header {
  margin-bottom: 36px;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-accent);
  margin-bottom: 20px;
}

.back-link:hover {
  color: var(--text-white);
}

.legal-title {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--text-white);
  letter-spacing: -0.03em;
  margin-bottom: 12px;
}

.legal-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  font-size: 0.875rem;
  color: var(--text-muted);
}

.meta-sep {
  color: var(--border-primary);
}

.compliance-callout {
  display: flex;
  gap: 20px;
  padding: 28px;
  background: var(--icon-wrapper-bg);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg);
  margin-bottom: 40px;
}

.callout-icon {
  width: 32px;
  height: 32px;
  color: var(--color-accent);
  flex-shrink: 0;
}

.callout-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-white);
  margin-bottom: 8px;
}

.callout-text {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 14px;
}

.callout-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.callout-list strong {
  color: var(--text-white);
}

.legal-article {
  padding: 48px;
}

.policy-section {
  margin-bottom: 40px;
}

.policy-section:last-child {
  margin-bottom: 0;
}

.policy-section h3 {
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--text-white);
  margin-bottom: 16px;
  letter-spacing: -0.01em;
}

.policy-section p {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 14px;
}

.policy-section ul {
  margin-left: 20px;
  margin-bottom: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.policy-section li {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.policy-section li strong {
  color: var(--text-primary);
}

.contact-box {
  background: var(--bg-secondary);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  padding: 20px;
  margin-top: 16px;
}

.contact-box p {
  margin-bottom: 6px;
}

.source-filters-container {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}

/* --------------------------------------------------------------------------
   17. Responsive Breakpoints
   -------------------------------------------------------------------------- */
.animate-fade-in {
  opacity: 0;
  animation: fadeIn 0.8s ease forwards;
}

.animate-fade-up {
  opacity: 0;
  transform: translateY(20px);
  animation: fadeUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.delay-1 { animation-delay: 0.15s; }
.delay-2 { animation-delay: 0.3s; }
.delay-3 { animation-delay: 0.45s; }

@keyframes fadeIn {
  to { opacity: 1; }
}

@keyframes fadeUp {
  to { opacity: 1; transform: translateY(0); }
}

/* Tablet (Max 1024px) */
@media (max-width: 1024px) {
  .hero-container {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 60px;
  }

  .hero-description {
    margin-left: auto;
    margin-right: auto;
  }

  .hero-cta-box {
    margin-left: auto;
    margin-right: auto;
    align-items: center;
  }

  .hero-cta-actions {
    justify-content: center;
  }

  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .sources-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-container {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

/* Mobile (Max 768px) */
@media (max-width: 768px) {
  .site-header {
    height: 64px;
  }

  .nav-container {
    padding: 0 16px;
  }

  .brand-logo {
    flex-shrink: 0;
    white-space: nowrap;
    gap: 8px;
  }

  .brand-logo-img {
    width: 32px;
    height: 32px;
  }

  .logo-text {
    font-size: 1.2rem;
    white-space: nowrap;
  }

  .nav-actions {
    display: flex;
    align-items: center;
    gap: 0;
  }

  .nav-actions .btn {
    display: none;
  }

  .mobile-toggle {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
  }

  .nav-links {
    position: fixed;
    top: 64px;
    left: 0;
    width: 100%;
    background: rgba(6, 0, 15, 0.98);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    flex-direction: column;
    padding: 28px 20px 36px;
    gap: 18px;
    border-bottom: 1px solid var(--border-light);
    transform: translateY(-160%);
    transition: transform var(--transition-base);
    z-index: 999;
  }

  .nav-links.mobile-active {
    transform: translateY(0);
  }

  .container {
    padding-left: 16px;
    padding-right: 16px;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
  }

  .hero-section {
    padding: 24px 0 60px;
    margin-bottom: 0;
    width: 100%;
    overflow: hidden;
  }

  .hero-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 24px;
  }

  .hero-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
    max-width: 100%;
  }

  .hero-pill {
    margin-left: auto;
    margin-right: auto;
  }

  .hero-title {
    font-size: 2.125rem;
    line-height: 1.15;
    text-align: center;
  }

  .hero-description {
    font-size: 0.9375rem;
    line-height: 1.55;
    margin-bottom: 24px;
    text-align: center;
    margin-left: auto;
    margin-right: auto;
  }

  .hero-content .hero-cta-box {
    display: flex;
    justify-content: center;
    width: 100%;
    margin-bottom: 24px;
  }

  .hero-visual {
    width: 100%;
    display: flex;
    justify-content: center;
    overflow: visible;
  }

  .hero-seamless-wrapper {
    position: relative;
    width: 100%;
    max-width: 640px;
    display: flex;
    justify-content: center;
    margin: 8px auto 0;
  }

  .hero-seamless-img {
    width: 100%;
    max-width: 640px;
    height: auto;
    display: block;
    margin: 0 auto;
    transform: scale(1.15);
    transform-origin: center center;
  }

  .features-section, .sources-section, .comparison-section, .faq-section {
    padding: 48px 0;
  }

  .features-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .feature-card {
    padding: 18px;
    border-radius: 30px;
  }

  .feature-card-header {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 12px;
  }

  .feature-icon-wrapper {
    width: 42px;
    height: 42px;
    border-radius: 12px;
    margin-bottom: 0;
  }

  .feature-icon-svg {
    width: 20px;
    height: 20px;
  }

  .feature-title {
    font-size: 1.125rem;
    margin-bottom: 0;
    line-height: 1.3;
  }

  .feature-text {
    font-size: 0.875rem;
    line-height: 1.5;
  }

  .sources-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .source-card {
    padding: 16px 14px;
  }

  .comparison-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .comparison-card {
    padding: 24px 18px;
  }

  .ticker-section {
    padding: 36px 0;
    border-top: 1px solid var(--border-light);
    border-bottom: 1px solid var(--border-light);
    background: rgba(14, 8, 32, 0.65);
    backdrop-filter: var(--glass-blur-sm);
    -webkit-backdrop-filter: var(--glass-blur-sm);
    margin-top: 0;
  }

  .ticker-container {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px 16px;
  }

  .ticker-item {
    min-width: 0;
    width: 100%;
  }

  .ticker-num {
    font-size: 1.875rem;
  }

  .ticker-label {
    font-size: 0.8125rem;
    line-height: 1.35;
  }

  .ticker-divider {
    display: none;
  }

  .source-filters-container {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
    max-width: 380px;
    margin: 0 auto 28px;
    width: 100%;
  }

  .source-filters-container .source-filter-btn {
    width: 100%;
    padding: 8px 10px;
    font-size: 0.8125rem;
    text-align: center;
    justify-content: center;
    white-space: nowrap;
  }

  .section-title {
    font-size: 1.75rem;
  }

  .section-subtitle {
    font-size: 0.9375rem;
  }

  .cta-banner-section {
    padding: 36px 0 64px;
  }

  .cta-banner-card {
    padding: 36px 18px 40px;
  }

  .cta-title {
    font-size: 1.625rem;
    line-height: 1.25;
  }

  .cta-subtitle {
    font-size: 0.875rem;
    line-height: 1.55;
    margin-bottom: 22px;
  }

  .footer-links-group {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 28px 20px;
  }

  .legal-article {
    padding: 24px 16px;
  }

  .compliance-callout {
    flex-direction: column;
    padding: 20px;
  }
}

/* Small Mobile (Max 480px) */
@media (max-width: 480px) {
  .hero-title {
    font-size: 1.875rem;
  }

  .section-title {
    font-size: 1.5rem;
  }

  .hero-section {
    padding: 20px 0 52px;
    overflow: hidden;
  }

  .hero-seamless-wrapper {
    width: 100%;
    max-width: 520px;
    margin: 4px auto 0;
  }

  .hero-seamless-img {
    width: 100%;
    max-width: 520px;
    height: auto;
    transform: scale(1.18);
    transform-origin: center center;
  }

  .cta-title {
    font-size: 1.45rem;
  }
}