/* ===== RESET & BASE ===== */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
:root {
  --bg-body: #050505;
  --bg-surface: #0f0f0f;
  --bg-elevated: #1a1a1a;
  --bg-input: #141414;
  --bg-hover: #262626;
  --text-primary: #ffffff;
  --text-secondary: #a3a3a3;
  --text-tertiary: #525252;
  --text-inverse: #000000;
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-input: rgba(255, 255, 255, 0.12);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.8);
  --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.9);
  --radius: 8px;
  --radius-lg: 14px;
  --radius-xl: 20px;
  --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 0.45s cubic-bezier(0.16, 1, 0.3, 1);
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'SF Pro Display', sans-serif;
  --font-display: 'Unbounded', -apple-system, sans-serif;
  --header-height: 60px;
  --safe-top: env(safe-area-inset-top, 0px);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
}

/* Light theme */
body.light-theme {
  --bg-body: #ffffff;
  --bg-surface: #f7f7f7;
  --bg-elevated: #ffffff;
  --bg-input: #f0f0f0;
  --bg-hover: #e5e5e5;
  --text-primary: #0a0a0a;
  --text-secondary: #525252;
  --text-tertiary: #a3a3a3;
  --text-inverse: #ffffff;
  --border-subtle: rgba(0, 0, 0, 0.06);
  --border-input: rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.08);
}
body.theme-dark-low {
  --bg-body: #121212;
  --bg-surface: #1e1e1e;
  --bg-elevated: #2a2a2a;
  --bg-input: #252525;
  --bg-hover: #333333;
  --text-primary: #e0e0e0;
  --text-secondary: #aaaaaa;
  --text-tertiary: #777777;
  --border-subtle: rgba(255, 255, 255, 0.06);
  --border-input: rgba(255, 255, 255, 0.08);
  --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.7);
}

html {
  -webkit-text-size-adjust: 100%;
  -webkit-tap-highlight-color: transparent;
  scroll-behavior: smooth;
}
body {
  font-family: var(--font-body);
  background: var(--bg-body);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background 0.4s ease, color 0.4s ease;
  padding-top: var(--header-height);
  padding-top: calc(var(--header-height) + var(--safe-top));
}
::selection {
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
}
body.light-theme ::selection {
  background: rgba(0, 0, 0, 0.12);
  color: #000;
}

img,
svg,
video {
  display: block;
  max-width: 100%;
}
button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
  touch-action: manipulation;
}
a {
  color: inherit;
  text-decoration: none;
  touch-action: manipulation;
}

.container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 clamp(16px, 4vw, 24px);
}

/* ===== KEYFRAMES ===== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(40px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}
@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}
@keyframes float {
  0%,
  100% {
    transform: translateY(0) rotate(0deg) scale(1);
  }
  50% {
    transform: translateY(-20px) rotate(3deg) scale(1.05);
  }
}
@keyframes pulse-glow {
  0%,
  100% {
    box-shadow: 0 0 0 0 rgba(255, 255, 255, 0.1);
  }
  50% {
    box-shadow: 0 0 24px 6px rgba(255, 255, 255, 0.06);
  }
}
@keyframes marquee {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(-50%);
  }
}
@keyframes gradient-shift {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}
@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-12px) scale(0.96);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}
@keyframes shimmer {
  0% {
    background-position: -200% center;
  }
  100% {
    background-position: 200% center;
  }
}
@keyframes cardHover {
  0% {
    transform: translateY(0) scale(1);
  }
  100% {
    transform: translateY(-8px) scale(1.01);
  }
}

/* ===== REVEAL ===== */
.reveal {
  opacity: 0;
  transform: translateY(40px) scale(0.97);
  transition: opacity 0.9s cubic-bezier(0.16, 1, 0.3, 1),
    transform 0.9s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0) scale(1);
}
.stagger-1 {
  transition-delay: 0.08s;
}
.stagger-2 {
  transition-delay: 0.16s;
}
.stagger-3 {
  transition-delay: 0.24s;
}
.stagger-4 {
  transition-delay: 0.32s;
}

/* ===== HEADER ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-height);
  height: calc(var(--header-height) + var(--safe-top));
  padding-top: var(--safe-top);
  display: flex;
  align-items: center;
  transition: background 0.4s ease, box-shadow 0.4s ease, backdrop-filter 0.4s ease;
  will-change: transform;
}
.header.scrolled {
  background: rgba(5, 5, 5, 0.72);
  backdrop-filter: blur(24px) saturate(1.3);
  -webkit-backdrop-filter: blur(24px) saturate(1.3);
  box-shadow: 0 1px 0 var(--border-subtle);
}
body.light-theme .header.scrolled {
  background: rgba(255, 255, 255, 0.78);
}
body.theme-dark-low .header.scrolled {
  background: rgba(18, 18, 18, 0.82);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 clamp(16px, 4vw, 24px);
  height: var(--header-height);
}
.logo {
  font-family: var(--font-display);
  font-size: clamp(1rem, 2.5vw, 1.15rem);
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.03em;
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  flex-shrink: 0;
  transition: transform 0.3s ease;
}
.logo:hover {
  transform: scale(1.02);
}
.logo-mark {
  width: 28px;
  height: 28px;
  object-fit: contain;
  display: block;
  flex-shrink: 0;
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.3));
  transition: filter 0.3s ease;
}
.logo:hover .logo-mark {
  filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.5));
}

/* Desktop nav */
.nav {
  display: flex;
  align-items: center;
  gap: clamp(16px, 2.5vw, 28px);
}
.nav a {
  color: var(--text-secondary);
  font-size: clamp(0.7rem, 1vw, 0.8rem);
  font-weight: 500;
  text-decoration: none;
  transition: color var(--transition-fast), transform 0.3s ease;
  position: relative;
  white-space: nowrap;
}
.nav a:hover {
  color: var(--text-primary);
  transform: translateY(-1px);
}
.nav a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--text-primary);
  transition: width 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}
.nav a:hover::after {
  width: 100%;
}
.nav-cta {
  padding: 8px 20px;
  background: var(--text-primary);
  color: var(--bg-body) !important;
  border-radius: var(--radius);
  font-size: clamp(0.7rem, 1vw, 0.8rem);
  font-weight: 600;
  transition: all var(--transition-base);
  box-shadow: 0 2px 8px rgba(255, 255, 255, 0.05);
}
.nav-cta:hover {
  opacity: 0.85;
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 6px 20px rgba(255, 255, 255, 0.08);
}
.nav-cta::after {
  display: none !important;
}

.theme-toggle {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  width: 34px;
  height: 34px;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 0.95rem;
  transition: all var(--transition-base);
  flex-shrink: 0;
  touch-action: manipulation;
}
.theme-toggle:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
  transform: rotate(20deg) scale(1.05);
}
.theme-toggle:active {
  transform: scale(0.92) rotate(0deg);
}

.mobile-menu-btn {
  display: none;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius);
  color: var(--text-primary);
  cursor: pointer;
  padding: 6px 10px;
  font-size: 1.3rem;
  line-height: 1;
  touch-action: manipulation;
  transition: all var(--transition-base);
  flex-shrink: 0;
  min-height: 40px;
  min-width: 44px;
}
.mobile-menu-btn:hover {
  background: var(--bg-hover);
}
.mobile-menu-btn:active {
  transform: scale(0.92);
}

/* ===== MOBILE NAV OVERLAY ===== */
.mobile-nav-overlay {
  position: fixed;
  top: var(--header-height);
  top: calc(var(--header-height) + var(--safe-top));
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--bg-body);
  z-index: 999;
  padding: 32px clamp(20px, 5vw, 40px);
  display: flex;
  flex-direction: column;
  gap: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s cubic-bezier(0.16, 1, 0.3, 1),
    transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  transform: translateY(-12px) scale(0.97);
  border-top: 1px solid var(--border-subtle);
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}
.mobile-nav-overlay.open {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0) scale(1);
}
.mobile-nav-overlay a {
  font-size: 1.2rem;
  font-weight: 500;
  color: var(--text-secondary);
  padding: 14px 0;
  border-bottom: 1px solid var(--border-subtle);
  transition: all var(--transition-base);
  display: flex;
  align-items: center;
  justify-content: space-between;
  touch-action: manipulation;
  min-height: 52px;
}
.mobile-nav-overlay a:active {
  color: var(--text-primary);
  transform: translateX(6px);
}
.mobile-nav-overlay a .arrow {
  opacity: 0.3;
  font-size: 1rem;
  transition: transform 0.3s ease;
}
.mobile-nav-overlay a:active .arrow {
  transform: translateX(4px);
}
.mobile-nav-overlay .nav-cta-mobile {
  margin-top: 8px;
  background: var(--text-primary);
  color: var(--bg-body) !important;
  padding: 16px 24px;
  border-radius: var(--radius);
  font-weight: 600;
  justify-content: center;
  border-bottom: none;
  font-size: 1rem;
  transition: all var(--transition-base);
}
.mobile-nav-overlay .nav-cta-mobile:active {
  opacity: 0.8;
  transform: scale(0.98);
}
.mobile-nav-overlay .theme-toggle-mobile {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
  border-bottom: 1px solid var(--border-subtle);
  font-size: 1.05rem;
  color: var(--text-secondary);
  min-height: 52px;
}
.mobile-nav-overlay .theme-toggle-mobile button {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  padding: 6px 16px;
  border-radius: var(--radius);
  font-size: 0.9rem;
  font-weight: 500;
  transition: all var(--transition-base);
  min-height: 40px;
  min-width: 44px;
}
.mobile-nav-overlay .theme-toggle-mobile button:active {
  transform: scale(0.94);
}

/* ===== HERO ===== */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: calc(80px + var(--safe-top)) 0 80px;
  padding: calc(80px + var(--safe-top)) 0 calc(80px + var(--safe-bottom));
}
.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--border-subtle) 1px, transparent 1px),
    linear-gradient(90deg, var(--border-subtle) 1px, transparent 1px);
  background-size: clamp(40px, 6vw, 60px) clamp(40px, 6vw, 60px);
  mask-image: radial-gradient(ellipse at 50% 40%, black 0%, transparent 65%);
  -webkit-mask-image: radial-gradient(ellipse at 50% 40%, black 0%, transparent 65%);
  opacity: 0.4;
}
.hero-vignette {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 50% 30%, transparent 0%, var(--bg-body) 70%);
  pointer-events: none;
}
.hero-markers {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}
.h-marker {
  position: absolute;
  width: clamp(14px, 2.5vw, 22px);
  height: clamp(14px, 2.5vw, 22px);
  border-radius: 4px;
  border: 2px solid rgba(255, 255, 255, 0.9);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.5);
  opacity: 0.3;
  will-change: transform;
  transition: opacity 0.6s ease;
}
.hero-content {
  position: relative;
  z-index: 3;
  max-width: 760px;
  text-align: center;
  padding: 0 clamp(16px, 4vw, 24px);
  width: 100%;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 18px;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: 100px;
  font-size: clamp(0.65rem, 1.2vw, 0.75rem);
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: clamp(20px, 4vw, 28px);
  animation: fadeInUp 0.8s ease both;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: all 0.3s ease;
}
.hero-badge:hover {
  border-color: var(--border-input);
  transform: translateY(-2px);
}
.hero-badge .dot {
  width: 6px;
  height: 6px;
  background: #22c55e;
  border-radius: 50%;
  animation: pulse-glow 2.5s ease-in-out infinite;
  box-shadow: 0 0 12px #22c55e;
  flex-shrink: 0;
}
.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 7vw, 4.2rem);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.04em;
  margin-bottom: clamp(16px, 3vw, 24px);
  color: var(--text-primary);
  animation: fadeInUp 0.8s 0.1s ease both;
  word-break: break-word;
}
.hero h1 .accent {
  background: linear-gradient(135deg, #ef4444, #f59e0b, #22c55e, #3b82f6, #8b5cf6);
  background-size: 300% 300%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: gradient-shift 6s ease infinite;
}
.hero-subtitle {
  font-size: clamp(0.95rem, 2vw, 1.2rem);
  color: var(--text-secondary);
  max-width: 520px;
  margin: 0 auto clamp(32px, 5vw, 40px);
  line-height: 1.7;
  animation: fadeInUp 0.8s 0.2s ease both;
  padding: 0 4px;
}
.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(10px, 2vw, 12px);
  flex-wrap: wrap;
  animation: fadeInUp 0.8s 0.3s ease both;
  width: 100%;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: clamp(12px, 1.8vw, 14px) clamp(20px, 3vw, 28px);
  border-radius: var(--radius);
  font-weight: 600;
  font-size: clamp(0.8rem, 1.2vw, 0.9rem);
  transition: all var(--transition-base);
  border: none;
  cursor: pointer;
  text-decoration: none;
  font-family: inherit;
  white-space: nowrap;
  position: relative;
  overflow: hidden;
  touch-action: manipulation;
  min-height: 48px;
  min-width: 44px;
  user-select: none;
  -webkit-user-select: none;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}
.btn:active {
  transform: scale(0.95);
  opacity: 0.8;
}
.btn-primary {
  background: var(--text-primary);
  color: var(--bg-body);
}
.btn-primary:hover {
  opacity: 0.9;
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 8px 24px rgba(255, 255, 255, 0.08);
}
.btn-secondary {
  background: var(--bg-surface);
  color: var(--text-primary);
  border: 1px solid var(--border-subtle);
}
.btn-secondary:hover {
  background: var(--bg-hover);
  border-color: var(--border-input);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.btn-lg {
  padding: clamp(14px, 2vw, 16px) clamp(24px, 3.5vw, 32px);
  font-size: clamp(0.85rem, 1.2vw, 0.95rem);
  min-height: 52px;
}
.btn svg {
  flex-shrink: 0;
  width: clamp(14px, 1.5vw, 16px);
  height: clamp(14px, 1.5vw, 16px);
  transition: transform 0.3s ease;
}
.btn:hover svg {
  transform: translateX(4px);
}
.hero-trust {
  margin-top: clamp(32px, 5vw, 48px);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(12px, 2vw, 20px);
  flex-wrap: wrap;
  color: var(--text-tertiary);
  font-size: clamp(0.65rem, 1vw, 0.75rem);
  font-weight: 500;
  animation: fadeInUp 0.8s 0.4s ease both;
}
.hero-trust span {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  border-radius: 100px;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  transition: all 0.3s ease;
}
.hero-trust span:hover {
  border-color: var(--border-input);
  transform: translateY(-2px);
}
.scroll-hint {
  position: absolute;
  bottom: clamp(16px, 3vh, 32px);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  color: var(--text-tertiary);
  font-size: clamp(0.6rem, 0.9vw, 0.7rem);
  font-weight: 500;
  animation: fadeIn 1s 1.2s ease both;
  cursor: pointer;
  touch-action: manipulation;
  padding: 10px 20px;
  border-radius: 100px;
  background: rgba(0, 0, 0, 0.3);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  border: 1px solid var(--border-subtle);
  transition: all 0.4s ease;
}
.scroll-hint:hover {
  background: var(--bg-hover);
  transform: translateX(-50%) translateY(-2px);
}
.scroll-hint:active {
  transform: translateX(-50%) scale(0.95);
}
.scroll-hint span {
  width: 18px;
  height: 28px;
  border: 1.5px solid var(--border-input);
  border-radius: 10px;
  display: block;
  position: relative;
}
.scroll-hint span::after {
  content: '';
  position: absolute;
  top: 5px;
  left: 50%;
  transform: translateX(-50%);
  width: 3px;
  height: 6px;
  background: var(--text-secondary);
  border-radius: 2px;
  animation: float 2s ease-in-out infinite;
}

/* ===== LIVE STRIP ===== */
.live-strip {
  background: var(--bg-surface);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
  padding: clamp(14px, 2vh, 20px) 0;
  overflow: hidden;
  position: relative;
}
.live-strip::before,
.live-strip::after {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  width: clamp(40px, 10vw, 80px);
  z-index: 2;
  pointer-events: none;
}
.live-strip::before {
  left: 0;
  background: linear-gradient(90deg, var(--bg-surface), transparent);
}
.live-strip::after {
  right: 0;
  background: linear-gradient(-90deg, var(--bg-surface), transparent);
}
.marquee-track {
  display: flex;
  width: max-content;
  animation: marquee 50s linear infinite;
  will-change: transform;
}
@media (prefers-reduced-motion: reduce) {
  .marquee-track {
    animation: none;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px;
  }
  .live-strip::before,
  .live-strip::after {
    display: none;
  }
}
.marquee-track:hover {
  animation-play-state: paused;
}
.fact-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: clamp(8px, 1.2vh, 10px) clamp(14px, 2vw, 20px);
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: 100px;
  margin-right: clamp(8px, 1.5vw, 12px);
  font-size: clamp(0.7rem, 1vw, 0.8rem);
  color: var(--text-secondary);
  white-space: nowrap;
  transition: all 0.4s ease;
  cursor: default;
  touch-action: none;
  max-width: min(320px, 80vw);
  overflow: hidden;
  text-overflow: ellipsis;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.1);
}
.fact-chip:hover {
  transform: translateY(-2px) scale(1.02);
  border-color: var(--border-input);
  box-shadow: var(--shadow-md);
}
.fact-chip .dot {
  width: clamp(6px, 0.8vw, 8px);
  height: clamp(6px, 0.8vw, 8px);
  border-radius: 2px;
  border: 1.5px solid rgba(255, 255, 255, 0.8);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.4);
  flex-shrink: 0;
}

/* ===== SECTIONS ===== */
.section {
  padding: clamp(60px, 10vh, 120px) 0;
  position: relative;
}
.section-header {
  max-width: 560px;
  margin: 0 auto clamp(40px, 6vw, 64px);
  text-align: center;
  padding: 0 4px;
}
.section-label {
  display: inline-block;
  font-family: var(--font-display);
  font-size: clamp(0.6rem, 0.9vw, 0.7rem);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-tertiary);
  margin-bottom: clamp(12px, 2vw, 16px);
  padding: 4px 14px;
  border: 1px solid var(--border-subtle);
  border-radius: 100px;
  transition: all 0.3s ease;
}
.section-label:hover {
  border-color: var(--border-input);
  transform: translateY(-1px);
}
.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 5vw, 2.6rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: clamp(12px, 2vw, 16px);
  color: var(--text-primary);
  word-break: break-word;
}
.section-desc {
  color: var(--text-secondary);
  font-size: clamp(0.95rem, 1.5vw, 1.05rem);
  line-height: 1.7;
}
.section-alt {
  background: var(--bg-surface);
}

/* ===== FACT SHOWCASE ===== */
.fact-showcase {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(12px, 2vw, 18px);
}
.showcase-card {
  position: relative;
  min-height: 230px;
  padding: clamp(20px, 3vw, 28px);
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
}
.showcase-card::before {
  content: '';
  position: absolute;
  inset: 0 0 auto;
  height: 3px;
  background: var(--card-color, #3b82f6);
  opacity: .85;
}
.showcase-card:hover { transform: translateY(-7px); border-color: var(--border-input); box-shadow: var(--shadow-lg); }
.showcase-card { animation: showcaseIn .65s cubic-bezier(.16,1,.3,1) both; }
@keyframes showcaseIn { from { opacity: 0; transform: translateY(18px) scale(.98); } to { opacity: 1; transform: translateY(0) scale(1); } }
.showcase-card .showcase-top { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 22px; }
.showcase-tag { color: var(--card-color, #60a5fa); font-size: .65rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; }
.showcase-location { color: var(--text-tertiary); font-size: .65rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.showcase-card h3 { font-size: clamp(.9rem, 1.3vw, 1rem); line-height: 1.55; font-weight: 600; color: var(--text-primary); display: -webkit-box; -webkit-line-clamp: 4; -webkit-box-orient: vertical; overflow: hidden; }

.showcase-link { display: inline-flex; align-items: center; gap: 6px; margin-top: 18px; color: var(--text-secondary); font-size: .72rem; font-weight: 600; transition: color .2s, gap .2s; }
.showcase-link:hover { color: var(--text-primary); gap: 10px; }
.showcase-empty { grid-column: 1 / -1; padding: 36px; text-align: center; color: var(--text-secondary); background: var(--bg-surface); border: 1px dashed var(--border-input); border-radius: var(--radius-lg); }
.category-pill { cursor: pointer; }

/* ===== FEATURES ===== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 240px), 1fr));
  gap: clamp(12px, 2vw, 16px);
}
.feature-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: clamp(24px, 3vw, 32px) clamp(18px, 2.5vw, 24px);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
  touch-action: manipulation;
  cursor: default;
}
.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--text-tertiary), transparent);
  opacity: 0;
  transition: opacity var(--transition-base);
}
.feature-card:active {
  transform: scale(0.98);
}
@media (hover: hover) {
  .feature-card:hover {
    border-color: var(--border-input);
    transform: translateY(-6px) scale(1.01);
    box-shadow: var(--shadow-lg);
  }
  .feature-card:hover::before {
    opacity: 0.6;
  }
}
.feature-icon {
  width: clamp(36px, 4vw, 40px);
  height: clamp(36px, 4vw, 40px);
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: clamp(1rem, 1.5vw, 1.1rem);
  margin-bottom: clamp(16px, 2.5vw, 20px);
  border: 2px solid rgba(255, 255, 255, 0.9);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.4);
  flex-shrink: 0;
  transition: transform 0.4s ease;
}
.feature-card:hover .feature-icon {
  transform: scale(1.05) rotate(-2deg);
}
.feature-card h3 {
  font-size: clamp(0.85rem, 1.2vw, 0.95rem);
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--text-primary);
}
.feature-card p {
  color: var(--text-secondary);
  font-size: clamp(0.78rem, 1vw, 0.85rem);
  line-height: 1.65;
}

/* ===== STEPS ===== */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 220px), 1fr));
  gap: clamp(16px, 2.5vw, 24px);
  position: relative;
}
.step-card {
  background: var(--bg-body);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: clamp(28px, 4vw, 36px) clamp(20px, 3vw, 28px);
  position: relative;
  transition: all var(--transition-base);
  text-align: center;
  touch-action: manipulation;
  cursor: default;
}
.step-card:active {
  transform: scale(0.98);
}
@media (hover: hover) {
  .step-card:hover {
    border-color: var(--border-input);
    transform: translateY(-6px) scale(1.01);
    box-shadow: var(--shadow-lg);
  }
}
.step-marker {
  width: clamp(40px, 5vw, 48px);
  height: clamp(40px, 5vw, 48px);
  border-radius: 4px;
  border: 2px solid rgba(255, 255, 255, 0.9);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto clamp(16px, 2.5vw, 20px);
  font-family: var(--font-display);
  font-size: clamp(1rem, 1.5vw, 1.1rem);
  font-weight: 700;
  color: #fff;
  flex-shrink: 0;
  transition: transform 0.4s ease;
}
.step-card:hover .step-marker {
  transform: scale(1.05) rotate(-2deg);
}
.step-card h3 {
  font-size: clamp(0.95rem, 1.3vw, 1.05rem);
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text-primary);
}
.step-card p {
  color: var(--text-secondary);
  font-size: clamp(0.8rem, 1.1vw, 0.88rem);
  line-height: 1.65;
}

/* ===== CATEGORIES ===== */
.categories-grid {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(8px, 1.5vw, 10px);
  justify-content: center;
}
.category-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: clamp(8px, 1.2vw, 10px) clamp(14px, 2vw, 20px);
  border-radius: 100px;
  font-size: clamp(0.65rem, 1vw, 0.8rem);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  border: 1px solid var(--border-subtle);
  background: var(--bg-surface);
  color: var(--text-secondary);
  transition: all var(--transition-base);
  cursor: default;
  font-family: inherit;
  touch-action: manipulation;
  user-select: none;
  -webkit-user-select: none;
}
.category-pill:active {
  transform: scale(0.95);
}
@media (hover: hover) {
  .category-pill:hover {
    transform: translateY(-3px) scale(1.04);
    color: var(--text-primary);
    border-color: var(--border-input);
    background: var(--bg-hover);
    box-shadow: var(--shadow-md);
  }
}
.category-pill .dot {
  width: clamp(6px, 0.8vw, 8px);
  height: clamp(6px, 0.8vw, 8px);
  border-radius: 2px;
  border: 1.5px solid rgba(255, 255, 255, 0.8);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.4);
  flex-shrink: 0;
}
.cat-memes .dot {
  background: #ef4444;
}
.cat-history .dot {
  background: #f59e0b;
}
.cat-geo .dot {
  background: #22c55e;
}
.cat-drama .dot {
  background: #ec4899;
}
.cat-shitpost .dot {
  background: #8b5cf6;
}
.cat-true .dot {
  background: #06b6d4;
}
.cat-other .dot {
  background: #6b7280;
}

/* ===== STATS ===== */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 160px), 1fr));
  gap: clamp(12px, 2vw, 16px);
  max-width: 760px;
  margin: 0 auto;
}
.stat-card {
  text-align: center;
  padding: clamp(28px, 4vw, 36px) clamp(16px, 2.5vw, 20px);
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
  touch-action: manipulation;
  cursor: default;
}
.stat-card:active {
  transform: scale(0.97);
}
@media (hover: hover) {
  .stat-card:hover {
    border-color: var(--border-input);
    transform: translateY(-6px) scale(1.02);
    box-shadow: var(--shadow-lg);
  }
}
.stat-number {
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 3.5vw, 1.8rem);
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1;
  margin-bottom: 6px;
  transition: transform 0.4s ease;
  word-break: break-word;
}
@media (hover: hover) {
  .stat-card:hover .stat-number {
    transform: scale(1.06);
  }
}
.stat-label {
  color: var(--text-secondary);
  font-size: clamp(0.75rem, 1vw, 0.85rem);
  font-weight: 500;
}

/* ===== CTA ===== */
.cta-box {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: clamp(40px, 6vw, 80px) clamp(20px, 4vw, 48px);
  text-align: center;
  position: relative;
  overflow: hidden;
  transition: all var(--transition-base);
}
@media (hover: hover) {
  .cta-box:hover {
    border-color: var(--border-input);
    box-shadow: var(--shadow-lg);
    transform: scale(1.01);
  }
}
.cta-box h2 {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 4.5vw, 2.4rem);
  font-weight: 700;
  margin-bottom: clamp(12px, 2vw, 16px);
  letter-spacing: -0.03em;
  position: relative;
  z-index: 1;
  word-break: break-word;
}
.cta-box p {
  color: var(--text-secondary);
  font-size: clamp(0.95rem, 1.5vw, 1.05rem);
  max-width: 480px;
  margin: 0 auto clamp(24px, 4vw, 32px);
  line-height: 1.7;
  position: relative;
  z-index: 1;
  padding: 0 4px;
}

/* ===== VISUALLY HIDDEN (SEO / screen readers) ===== */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: normal;
  border: 0;
}

/* ===== FAQ ===== */
.faq-list {
  max-width: 760px;
  margin: 0 auto;
  display: grid;
  gap: 10px;
}
.faq-item {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color 0.2s ease;
}
.faq-item[open] { border-color: var(--border-input); }
.faq-item summary {
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 20px;
  cursor: pointer;
  color: var(--text-primary);
  font-size: clamp(0.85rem, 1.2vw, 0.95rem);
  font-weight: 600;
  user-select: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '+';
  flex-shrink: 0;
  font-size: 1.15rem;
  font-weight: 400;
  color: var(--text-tertiary);
  transition: transform 0.25s ease;
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-answer {
  padding: 0 20px 18px;
  color: var(--text-secondary);
  font-size: clamp(0.8rem, 1.1vw, 0.9rem);
  line-height: 1.65;
}

/* ===== FOOTER ===== */
.footer {
  padding: clamp(32px, 5vh, 48px) 0 clamp(24px, 4vh, 32px);
  border-top: 1px solid var(--border-subtle);
  background: var(--bg-surface);
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: clamp(16px, 3vw, 20px);
}
.footer-brand {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(0.9rem, 1.5vw, 1rem);
  color: var(--text-primary);
  transition: transform 0.3s ease;
}
.footer-brand:hover {
  transform: scale(1.02);
}
.footer-links {
  display: flex;
  gap: clamp(16px, 3vw, 24px);
  flex-wrap: wrap;
}
.footer-links a {
  color: var(--text-tertiary);
  font-size: clamp(0.7rem, 1vw, 0.8rem);
  font-weight: 500;
  text-decoration: none;
  transition: all var(--transition-base);
  touch-action: manipulation;
  padding: 4px 0;
  position: relative;
}
.footer-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--text-secondary);
  transition: width 0.3s ease;
}
.footer-links a:active {
  color: var(--text-secondary);
}
@media (hover: hover) {
  .footer-links a:hover {
    color: var(--text-secondary);
  }
  .footer-links a:hover::after {
    width: 100%;
  }
}
.footer-copy {
  color: var(--text-tertiary);
  font-size: clamp(0.65rem, 0.9vw, 0.75rem);
}
.footer-disclaimer {
  max-width: 760px;
  margin: 20px auto 0;
  color: var(--text-tertiary);
  font-size: clamp(0.65rem, 0.9vw, 0.75rem);
  line-height: 1.6;
  text-align: center;
}
.footer-disclaimer a {
  color: var(--text-secondary);
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* MOBILE-FIRST RESPONSIVE BREAKPOINTS */

@media (max-width: 1024px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .steps-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .fact-showcase {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 768px) {
  :root {
    --header-height: 56px;
  }
  html {
    font-size: 16px;
  }
  body {
    line-height: 1.5;
  }
  .section {
    padding: clamp(48px, 8vh, 80px) 0;
  }
  .section-header {
    margin-bottom: clamp(32px, 5vw, 48px);
  }
  .nav {
    display: none;
  }
  .mobile-menu-btn {
    display: flex;
    align-items: center;
    justify-content: center;
  }
  .hero {
    padding: calc(72px + var(--safe-top)) 0 calc(72px + var(--safe-bottom));
    min-height: 90vh;
    min-height: 90dvh;
  }
  .hero h1 {
    font-size: clamp(2rem, 10vw, 3rem);
    line-height: 1.08;
  }
  .hero-subtitle {
    font-size: 1rem;
    line-height: 1.55;
  }
  .hero-actions {
    flex-direction: column;
    width: 100%;
    max-width: 360px;
    margin: 0 auto;
  }
  .hero-actions .btn {
    width: 100%;
    justify-content: center;
  }
  .hero-trust {
    gap: 6px 12px;
  }
  .hero-trust span {
    padding: 6px 10px;
    font-size: 0.75rem;
    line-height: 1.3;
  }
  .features-grid {
    grid-template-columns: 1fr;
    max-width: 480px;
    margin: 0 auto;
  }
  .steps-grid {
    grid-template-columns: 1fr;
    max-width: 420px;
    margin: 0 auto;
  }
  .fact-showcase {
    grid-template-columns: 1fr;
    max-width: 480px;
    margin: 0 auto;
  }
  .showcase-card { min-height: 0; }
  .stats-grid {
    grid-template-columns: 1fr 1fr;
    max-width: 400px;
  }
  .showcase-card:hover { transform: none; }
  .footer-inner {
    flex-direction: column;
    text-align: center;
    gap: 12px;
  }
  .footer-links {
    justify-content: center;
  }
  .feature-card p,
  .step-card p,
  .section-desc,
  .cta-box p {
    font-size: 1rem;
    line-height: 1.55;
  }
  .showcase-card h3 {
    font-size: 1rem;
    line-height: 1.45;
  }
  .showcase-tag,
  .showcase-location,
  .showcase-link {
    font-size: 0.75rem;
    line-height: 1.35;
  }
  .category-pill {
    min-height: 44px;
    padding: 10px 14px;
    font-size: 0.8125rem;
  }
  .cta-box {
    padding: 32px 20px;
  }
  .footer-links a,
  .footer-copy,
  .footer-disclaimer {
    font-size: 0.8125rem;
    line-height: 1.5;
  }
}

@media (max-width: 420px) {
  :root {
    --header-height: 50px;
  }
  .logo {
    font-size: 0.9rem;
    gap: 6px;
  }
  .logo-mark {
    width: 24px;
    height: 24px;
  }
  .mobile-menu-btn {
    padding: 6px 10px;
    font-size: 1.2rem;
    min-height: 44px;
    min-width: 44px;
  }
  .hero h1 {
    font-size: 2rem;
    line-height: 1.08;
  }
  .hero-subtitle {
    font-size: 1rem;
    line-height: 1.5;
  }
  .btn {
    width: 100%;
    font-size: 1rem;
    padding: 12px 16px;
    min-height: 48px;
  }
  .btn-lg {
    font-size: 1rem;
    padding: 14px 20px;
    min-height: 52px;
  }
  .section-title {
    font-size: 1.6rem;
    line-height: 1.15;
  }
  .cta-box {
    padding: 32px 16px;
  }
  .cta-box h2 {
    font-size: 1.3rem;
  }
  .stats-grid {
    grid-template-columns: 1fr;
    max-width: 280px;
  }
  .showcase-card { padding: 20px; }
  .showcase-card { animation-duration: .45s; }
  .showcase-card h3 { font-size: .88rem; }
  .stat-number {
    font-size: 1.3rem;
  }
  .category-pill {
    min-height: 44px;
    font-size: 0.8125rem;
    padding: 10px 12px;
  }
  .fact-chip {
    font-size: 0.75rem;
    line-height: 1.3;
    padding: 8px 12px;
    max-width: 240px;
  }
  .mobile-nav-overlay {
    padding: calc(24px + var(--safe-top)) 16px calc(24px + var(--safe-bottom));
    gap: 12px;
  }
  .mobile-nav-overlay a {
    font-size: 1.125rem;
    line-height: 1.35;
    padding: 12px 0;
    min-height: 48px;
  }
}

@media (max-height: 600px) and (orientation: landscape) {
  .hero {
    min-height: auto;
    padding: calc(50px + var(--safe-top)) 0 40px;
  }
  .hero h1 {
    font-size: clamp(1.6rem, 5vh, 2.4rem);
  }
  .hero-subtitle {
    font-size: 0.85rem;
    margin-bottom: 20px;
  }
  .hero-trust {
    margin-top: 20px;
  }
  .scroll-hint {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .reveal {
    opacity: 1;
    transform: none;
  }
  .marquee-track {
    animation: none;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px;
  }
  .live-strip::before,
  .live-strip::after {
    display: none;
  }
}

@media print {
  .header,
  .live-strip,
  .scroll-hint,
  .hero-markers,
  .hero-grid {
    display: none !important;
  }
  body {
    padding-top: 0 !important;
    background: #fff !important;
    color: #000 !important;
  }
  .hero {
    min-height: auto !important;
    padding: 40px 0 !important;
  }
  .section {
    padding: 40px 0 !important;
    page-break-inside: avoid;
  }
}