/* ==============================================================================
   TypingTestGo - Flagship Modern Homepage Styles (v446)
   Ultra-Premium, Modern Portal Design (Zero Typing Engine on Home)
   ============================================================================== */

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

:root {
  --home-max-width: 1240px;
  --accent-color: #3b82f6;
  --accent-hover: #2563eb;
  --accent-rgb: 59, 130, 246;
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-tertiary: #94a3b8;
  --text-muted: #cbd5e1;
  --bg-primary: #ffffff;
  --bg-secondary: #f8fafc;
  --bg-tertiary: #f1f5f9;
  --border-color: #e2e8f0;
  --hero-glow: rgba(59, 130, 246, 0.14);
  --card-glass: rgba(255, 255, 255, 0.9);
  --card-glass-border: #e2e8f0;
  --card-hover-border: rgba(59, 130, 246, 0.5);
  --card-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.05);
  --card-hover-shadow: 0 20px 40px -15px rgba(59, 130, 246, 0.15);
}

:root[data-theme="dark"] {
  --accent-color: #60a5fa;
  --accent-hover: #3b82f6;
  --accent-rgb: 96, 165, 250;
  --text-primary: #f8fafc;
  --text-secondary: #cbd5e1;
  --text-tertiary: #64748b;
  --text-muted: #475569;
  --bg-primary: #0b0f19;
  --bg-secondary: #111827;
  --bg-tertiary: #1e293b;
  --border-color: rgba(255, 255, 255, 0.09);
  --hero-glow: rgba(96, 165, 250, 0.18);
  --card-glass: rgba(17, 24, 39, 0.85);
  --card-glass-border: rgba(255, 255, 255, 0.08);
  --card-hover-border: rgba(96, 165, 250, 0.45);
  --card-shadow: 0 10px 35px -10px rgba(0, 0, 0, 0.4);
  --card-hover-shadow: 0 20px 45px -15px rgba(96, 165, 250, 0.2);
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  -webkit-font-smoothing: antialiased;
  scroll-behavior: smooth;
}

/* ==============================================================================
   NAVIGATION HEADER
   ============================================================================== */
.landing-header {
  position: sticky;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  z-index: 1000;
  background: color-mix(in srgb, var(--bg-primary) 85%, transparent);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-color);
  padding: 0.75rem 1.5rem;
}

.landing-nav-inner {
  max-width: var(--home-max-width);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

.landing-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  text-decoration: none;
  font-family: 'Nunito', 'Inter', sans-serif;
  font-size: 1.35rem;
  font-weight: 900;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}

.landing-brand .text-highlight {
  color: var(--accent-color);
}

.landing-nav-links {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.landing-nav-link {
  color: var(--text-secondary);
  font-size: 0.92rem;
  font-weight: 600;
  text-decoration: none;
  transition: color 0.2s ease;
  position: relative;
  padding: 0.25rem 0;
}

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

.landing-nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  background: linear-gradient(135deg, var(--accent-color), #0284c7);
  color: #ffffff !important;
  font-size: 0.9rem;
  font-weight: 700;
  padding: 0.55rem 1.25rem;
  border-radius: 10px;
  text-decoration: none;
  box-shadow: 0 4px 14px rgba(59, 130, 246, 0.3);
  transition: transform 0.2s ease, filter 0.2s ease, box-shadow 0.2s ease;
}

.landing-nav-cta:hover {
  transform: translateY(-1px);
  filter: brightness(1.08);
  box-shadow: 0 6px 18px rgba(59, 130, 246, 0.45);
}

/* ==============================================================================
   MOBILE NAVIGATION (HAMBURGER & DRAWER)
   ============================================================================== */
.landing-mobile-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 42px;
  height: 42px;
  padding: 0;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  cursor: pointer;
  transition: all 0.2s ease;
  flex-shrink: 0;
}

.landing-mobile-toggle:hover {
  background: var(--bg-tertiary);
  border-color: var(--accent-color);
}

.landing-mobile-toggle .hamburger-bar {
  display: block;
  width: 20px;
  height: 2px;
  background-color: var(--text-primary);
  border-radius: 2px;
  transition: transform 0.25s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.2s ease;
  transform-origin: center;
}

/* Active hamburger morphs into an X */
.landing-mobile-toggle.active .hamburger-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

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

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

/* Mobile Dropdown Panel */
.landing-mobile-menu {
  display: none;
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transition: max-height 0.32s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.22s ease;
  width: 100%;
}

.landing-mobile-menu.open {
  max-height: 520px;
  opacity: 1;
}

.landing-mobile-nav {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  padding-top: 0.85rem;
  margin-top: 0.75rem;
  border-top: 1px solid var(--border-color);
}

.mobile-nav-link {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 0.75rem 1rem;
  border-radius: 10px;
  color: var(--text-primary);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 600;
  transition: background-color 0.15s ease, color 0.15s ease, transform 0.15s ease;
}

.mobile-nav-link svg {
  color: var(--accent-color);
  flex-shrink: 0;
}

.mobile-nav-link:hover,
.mobile-nav-link:active {
  background-color: var(--bg-secondary);
  color: var(--accent-color);
  transform: translateX(4px);
}

.mobile-nav-divider {
  height: 1px;
  background-color: var(--border-color);
  margin: 0.4rem 0.5rem;
}

.mobile-nav-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 1.25rem;
  background: linear-gradient(135deg, var(--accent-color), #0284c7);
  color: #ffffff !important;
  font-weight: 700;
  font-size: 0.95rem;
  border-radius: 12px;
  text-decoration: none;
  margin-top: 0.35rem;
  box-shadow: 0 4px 14px rgba(59, 130, 246, 0.3);
  transition: transform 0.2s ease, filter 0.2s ease;
}

.mobile-nav-cta:hover {
  filter: brightness(1.08);
  transform: translateY(-1px);
}

/* Home Page Container */
.home-page {
  width: 100%;
  max-width: var(--home-max-width);
  margin: 0 auto;
  padding: 0 1.5rem 5rem;
}

/* ==============================================================================
   1. HERO SECTION
   ============================================================================== */
.hero-section {
  padding: 3rem 0 2rem;
  text-align: center;
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.hero-glow-bg {
  position: absolute;
  top: -5%;
  left: 50%;
  transform: translateX(-50%);
  width: min(900px, 95vw);
  height: 480px;
  background: radial-gradient(ellipse at center, var(--hero-glow) 0%, transparent 68%);
  pointer-events: none;
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 860px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.45rem 1.15rem;
  border-radius: 9999px;
  background: color-mix(in srgb, var(--accent-color) 12%, transparent);
  color: var(--accent-color);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border: 1px solid color-mix(in srgb, var(--accent-color) 25%, transparent);
  margin-bottom: 1.5rem;
  box-shadow: 0 2px 12px rgba(59, 130, 246, 0.12);
}

.hero-badge-pulse {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #10b981;
  box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7);
  animation: hero-pulse 2s infinite cubic-bezier(0.4, 0, 0.6, 1);
  flex-shrink: 0;
}

@keyframes hero-pulse {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 6px rgba(16, 185, 129, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

.hero-title {
  font-size: clamp(2rem, 5vw, 3.8rem);
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: -0.03em;
  color: var(--text-primary);
  margin: 0 0 1.25rem;
  font-family: 'Inter', -apple-system, sans-serif;
  text-wrap: balance;
}

.hero-title .gradient-text {
  color: var(--accent-color);
  background: linear-gradient(135deg, #3b82f6 0%, #06b6d4 50%, #6366f1 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.hero-subtitle {
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  line-height: 1.65;
  color: var(--text-secondary);
  max-width: 720px;
  margin: 0 auto 2rem;
}

.hero-cta-group {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 1.25rem;
}

.btn-primary-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  background: linear-gradient(135deg, #3b82f6, #0284c7);
  color: #ffffff !important;
  font-size: 1.05rem;
  font-weight: 700;
  padding: 0.9rem 2.2rem;
  border-radius: 14px;
  text-decoration: none;
  cursor: pointer;
  box-shadow: 0 8px 24px rgba(59, 130, 246, 0.35);
  transition: transform 0.2s ease, box-shadow 0.2s ease, filter 0.2s ease;
}

.btn-primary-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(59, 130, 246, 0.45);
  filter: brightness(1.05);
}

.btn-secondary-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: color-mix(in srgb, var(--bg-secondary) 80%, transparent);
  color: var(--text-primary) !important;
  font-size: 1.02rem;
  font-weight: 600;
  padding: 0.9rem 1.8rem;
  border-radius: 14px;
  text-decoration: none;
  border: 1px solid var(--border-color);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

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

.hero-trust-subtext {
  font-size: 0.88rem;
  color: var(--text-tertiary);
  margin: 0 0 2.5rem;
}

/* ==============================================================================
   2. HERO QUICK-LAUNCHER DOCK (Mode Selector Matrix)
   ============================================================================== */
.hero-launcher-dock {
  width: 100%;
  max-width: 960px;
  background: var(--card-glass);
  border: 1px solid var(--card-glass-border);
  border-radius: 24px;
  padding: 1.8rem 2rem;
  box-shadow: var(--card-shadow);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  text-align: left;
  position: relative;
  transition: border-color 0.3s ease;
}

.hero-launcher-dock:hover {
  border-color: var(--card-hover-border);
}

.dock-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border-color);
  flex-wrap: wrap;
  gap: 0.75rem;
}

.dock-header-title {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--text-primary);
}

.dock-pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #10b981;
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.25);
}

.dock-header-tag {
  font-size: 0.78rem;
  font-weight: 700;
  padding: 0.25rem 0.65rem;
  border-radius: 6px;
  background: color-mix(in srgb, var(--accent-color) 12%, transparent);
  color: var(--accent-color);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  text-decoration: none;
}

.dock-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1rem;
}

.dock-mode-item {
  display: flex;
  flex-direction: column;
  background: color-mix(in srgb, var(--bg-tertiary) 50%, transparent);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 1.25rem 1.35rem;
  text-decoration: none;
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.dock-mode-item:hover {
  transform: translateY(-3px);
  border-color: var(--accent-color);
  background: color-mix(in srgb, var(--accent-color) 6%, var(--bg-tertiary));
  box-shadow: 0 8px 20px rgba(59, 130, 246, 0.12);
}

.dock-mode-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.75rem;
}

.dock-mode-icon {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: color-mix(in srgb, var(--accent-color) 12%, transparent);
  color: var(--accent-color);
  display: flex;
  align-items: center;
  justify-content: center;
}

.dock-mode-badge {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  padding: 0.2rem 0.55rem;
  border-radius: 6px;
  background: color-mix(in srgb, var(--bg-tertiary) 90%, transparent);
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
}

.dock-mode-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 0.35rem;
}

.dock-mode-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin: 0 0 0.85rem;
  flex-grow: 1;
}

.dock-mode-action {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--accent-color);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  transition: gap 0.2s ease;
}

.dock-mode-item:hover .dock-mode-action {
  gap: 0.55rem;
}

.dock-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 1.25rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border-color);
  flex-wrap: wrap;
  gap: 0.75rem;
}

.dock-footer-text {
  font-size: 0.86rem;
  color: var(--text-secondary);
}

.dock-footer-link {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--accent-color);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.dock-footer-link:hover {
  text-decoration: underline;
}

/* ==============================================================================
   3. SOCIAL PROOF & STATS STRIP
   ============================================================================== */
.stats-strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1.5rem;
  margin: 3.5rem 0 4.5rem;
  padding: 1.8rem 2rem;
  background: var(--card-glass);
  border: 1px solid var(--card-glass-border);
  border-radius: 20px;
  box-shadow: var(--card-shadow);
  text-align: center;
}

.stat-strip-item .stat-num {
  font-size: 2.2rem;
  font-weight: 900;
  color: var(--text-primary);
  line-height: 1.1;
  margin-bottom: 0.35rem;
  background: linear-gradient(135deg, var(--text-primary), var(--accent-color));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.stat-strip-item .stat-desc {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-secondary);
}

/* ==============================================================================
   4. ECOSYSTEM PLATFORM HUB (6 Distinct Cards, 100% Unique Tools)
   ============================================================================== */
.home-section {
  margin: 5rem 0;
  position: relative;
}

.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 3rem;
}

.section-tag {
  display: inline-block;
  font-size: 0.76rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent-color);
  background: color-mix(in srgb, var(--accent-color) 12%, transparent);
  padding: 0.32rem 0.85rem;
  border-radius: 6px;
  margin-bottom: 0.75rem;
  border: 1px solid color-mix(in srgb, var(--accent-color) 20%, transparent);
}

.section-title {
  font-size: clamp(1.85rem, 3.5vw, 2.5rem);
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1.25;
  letter-spacing: -0.02em;
  margin: 0 0 0.85rem;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin: 0;
}

.ecosystem-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 1.75rem;
}

.ecosystem-card {
  display: flex;
  flex-direction: column;
  background: var(--card-glass);
  border: 1px solid var(--card-glass-border);
  border-radius: 20px;
  padding: 2.2rem;
  text-decoration: none;
  box-shadow: var(--card-shadow);
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
  position: relative;
  overflow: hidden;
}

.ecosystem-card:hover {
  transform: translateY(-5px);
  border-color: var(--card-hover-border);
  box-shadow: var(--card-hover-shadow);
}

.ecosystem-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.4rem;
}

.ecosystem-icon-wrapper {
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 14px;
  background: color-mix(in srgb, var(--accent-color) 12%, transparent);
  color: var(--accent-color);
  transition: transform 0.25s ease;
}

.ecosystem-card:hover .ecosystem-icon-wrapper {
  transform: scale(1.08);
}

.ecosystem-badge {
  font-size: 0.74rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 0.28rem 0.7rem;
  border-radius: 6px;
  background: color-mix(in srgb, var(--bg-tertiary) 80%, transparent);
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
}

.ecosystem-card h3 {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--text-primary);
  margin: 0 0 0.65rem;
}

.ecosystem-card p {
  font-size: 0.94rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin: 0 0 1.6rem;
  flex-grow: 1;
}

.ecosystem-link-action {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--accent-color);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: auto;
  transition: gap 0.2s ease;
}

.ecosystem-card:hover .ecosystem-link-action {
  gap: 0.65rem;
}

/* ==============================================================================
   5. SPECIALIZED TESTING MODES (6 Dedicated Landing Pages)
   ============================================================================== */
.modes-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.mode-card {
  display: flex;
  flex-direction: column;
  background: var(--card-glass);
  border: 1px solid var(--card-glass-border);
  border-radius: 18px;
  padding: 1.85rem;
  text-decoration: none;
  box-shadow: var(--card-shadow);
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.mode-card:hover {
  transform: translateY(-4px);
  border-color: var(--card-hover-border);
  box-shadow: var(--card-hover-shadow);
}

.mode-card-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.15rem;
}

.mode-icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  background: color-mix(in srgb, var(--accent-color) 12%, transparent);
  color: var(--accent-color);
}

.mode-badge {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  padding: 0.22rem 0.6rem;
  border-radius: 6px;
  background: color-mix(in srgb, var(--bg-tertiary) 70%, transparent);
  color: var(--text-secondary);
}

.mode-card h3 {
  font-size: 1.18rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 0.5rem;
}

.mode-card p {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin: 0 0 1.35rem;
  flex-grow: 1;
}

.mode-link-action {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--accent-color);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

/* ==============================================================================
   6. 13 INTERNATIONAL LANGUAGES SHOWCASE
   ============================================================================== */
#languages {
  scroll-margin-top: 80px;
}

.languages-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 1rem;
}

.language-card-pill {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: var(--card-glass);
  border: 1px solid var(--card-glass-border);
  border-radius: 14px;
  padding: 0.85rem 1.1rem;
  text-decoration: none;
  transition: all 0.2s ease;
}

.language-card-pill:hover {
  transform: translateY(-2px);
  border-color: var(--accent-color);
  background: color-mix(in srgb, var(--accent-color) 6%, var(--card-glass));
}

.lang-icon-badge {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: color-mix(in srgb, var(--accent-color) 12%, transparent);
  color: var(--accent-color);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.85rem;
  flex-shrink: 0;
}

.lang-card-text {
  display: flex;
  flex-direction: column;
}

.lang-native-name {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
}

.lang-english-sub {
  font-size: 0.75rem;
  color: var(--text-secondary);
}

/* ==============================================================================
   7. BENCHMARKS TABLE & FORMULA SECTIONS
   ============================================================================== */
.content-box-card {
  background: var(--card-glass);
  border: 1px solid var(--card-glass-border);
  border-radius: 20px;
  padding: 2.5rem;
  box-shadow: var(--card-shadow);
}

.table-responsive-wrapper {
  overflow-x: auto;
  margin-top: 1.5rem;
  border-radius: 14px;
  border: 1px solid var(--border-color);
}

.home-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.92rem;
}

.home-table th {
  background: color-mix(in srgb, var(--bg-primary) 85%, transparent);
  color: var(--text-primary);
  font-weight: 700;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border-color);
  white-space: nowrap;
}

.home-table td {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-secondary);
  line-height: 1.6;
}

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

.home-table tr:hover td {
  background: color-mix(in srgb, var(--accent-color) 4%, transparent);
}

.formula-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.25rem;
  margin-top: 1.75rem;
}

.formula-card {
  background: color-mix(in srgb, var(--bg-primary) 70%, transparent);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  padding: 1.4rem;
}

.formula-card h4 {
  margin: 0 0 0.5rem;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
}

.formula-card p {
  margin: 0 0 0.5rem;
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

.formula-card code {
  display: block;
  background: color-mix(in srgb, var(--bg-secondary) 90%, black 5%);
  padding: 0.5rem 0.75rem;
  border-radius: 6px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.84rem;
  color: var(--accent-color);
  margin: 0.5rem 0 0;
  word-break: break-word;
}

/* Principles Grid */
.principles-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.principle-card {
  background: var(--card-glass);
  border: 1px solid var(--card-glass-border);
  border-radius: 18px;
  padding: 2rem;
  transition: transform 0.25s ease, border-color 0.25s ease;
  box-shadow: var(--card-shadow);
}

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

.principle-icon-wrapper {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  background: color-mix(in srgb, var(--accent-color) 12%, transparent);
  color: var(--accent-color);
  margin-bottom: 1.25rem;
}

.principle-card h3 {
  font-size: 1.18rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 0.6rem;
}

.principle-card p {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin: 0;
}

/* ==============================================================================
   8. FAQ ACCORDION (Matches FAQPage Schema 100%)
   ============================================================================== */
.faq-accordion {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 1.5rem;
}

.faq-card {
  border: 1px solid var(--border-color);
  border-radius: 14px;
  background: var(--card-glass);
  overflow: hidden;
  transition: border-color 0.25s ease;
}

.faq-card[open] {
  border-color: color-mix(in srgb, var(--accent-color) 50%, var(--border-color));
}

.faq-card summary {
  padding: 1.2rem 1.4rem;
  cursor: pointer;
  user-select: none;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.faq-card summary::-webkit-details-marker {
  display: none;
}

.faq-card summary h3 {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-primary);
}

.faq-card summary::after {
  content: "";
  width: 8px;
  height: 8px;
  border-right: 2px solid var(--accent-color);
  border-bottom: 2px solid var(--accent-color);
  transform: rotate(45deg);
  transition: transform 0.25s ease;
  flex-shrink: 0;
  margin-left: 1rem;
}

.faq-card[open] summary::after {
  transform: rotate(-135deg);
}

.faq-content {
  padding: 0 1.4rem 1.4rem;
  border-top: 1px solid color-mix(in srgb, var(--border-color) 40%, transparent);
  margin-top: 0.2rem;
}

.faq-content p {
  margin: 0.85rem 0 0;
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ==============================================================================
   9. FINAL CALL TO ACTION BANNER (Dual Distinct CTAs)
   ============================================================================== */
.cta-banner {
  text-align: center;
  padding: 3.8rem 2rem;
  border-radius: 24px;
  background: linear-gradient(135deg, color-mix(in srgb, var(--accent-color) 16%, transparent), color-mix(in srgb, #0ea5e9 10%, transparent));
  border: 1px solid color-mix(in srgb, var(--accent-color) 30%, transparent);
  margin-top: 5rem;
}

.cta-banner h2 {
  font-size: clamp(1.85rem, 3.5vw, 2.5rem);
  font-weight: 800;
  color: var(--text-primary);
  margin: 0 0 1rem;
}

.cta-banner p {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 620px;
  margin: 0 auto 2.2rem;
}

.cta-banner-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* ==============================================================================
   QUICK DEFINITION SNIPPET CARD (Featured Snippet Optimization)
   ============================================================================== */
.quick-snippet-card {
  background: var(--card-glass);
  border: 1px solid var(--card-glass-border);
  border-left: 4px solid var(--accent-color);
  border-radius: 20px;
  padding: 2rem 2.2rem;
  box-shadow: var(--card-shadow);
  margin: 1.5rem 0 2.5rem;
}

.quick-snippet-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
  flex-wrap: wrap;
}

.quick-snippet-title {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--text-primary);
  margin: 0;
  letter-spacing: -0.01em;
}

.quick-snippet-p {
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--text-secondary);
  margin: 0 0 1.5rem 0;
}

.quick-snippet-p strong {
  color: var(--text-primary);
}

.quick-snippet-metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 1rem;
}

.quick-snippet-pill {
  background: color-mix(in srgb, var(--card-glass) 92%, var(--accent-color) 8%);
  border: 1px solid var(--card-glass-border);
  border-radius: 14px;
  padding: 0.85rem 1rem;
  text-align: center;
}

.quick-snippet-pill-label {
  display: block;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  margin-bottom: 0.25rem;
}

.quick-snippet-pill-val {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--accent-color);
}

/* ==============================================================================
   RESPONSIVE DESIGN
   ============================================================================== */
@media (max-width: 900px) {
  .landing-nav-links {
    display: none !important;
  }
  .landing-mobile-toggle {
    display: flex;
  }
  .landing-mobile-menu {
    display: block;
  }
}

@media (max-width: 768px) {
  .hero-section {
    padding: 2rem 0 2.5rem;
  }
  .hero-launcher-dock {
    padding: 1.4rem 1.25rem;
  }
  .content-box-card {
    padding: 1.5rem;
  }
  .dock-grid {
    grid-template-columns: 1fr;
  }
  .ecosystem-grid {
    grid-template-columns: 1fr;
  }
  .modes-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .landing-header {
    padding: 0.65rem 1rem;
  }
  .landing-brand {
    font-size: 1.2rem;
  }
  .hero-title {
    font-size: clamp(1.85rem, 8vw, 2.35rem);
    line-height: 1.2;
  }
}