/* ============================================
   YELLOPOST — DESIGN SYSTEM
   AI-Powered. Human-Driven. Results That Can't Be Faked.
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;500;600;700;800&family=Space+Grotesk:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  /* Core Colors */
  --black: #0A0A0F;
  --black-mid: #111118;
  --black-light: #1A1A24;
  --card-bg: #12121A;
  --yellow: #F5C400;
  --yellow-dim: rgba(245, 196, 0, 0.15);
  --yellow-glow: rgba(245, 196, 0, 0.4);
  --orange: #FF6B2B;
  --white: #FFFFFF;
  --white-60: rgba(255,255,255,0.6);
  --white-30: rgba(255,255,255,0.3);
  --white-10: rgba(255,255,255,0.07);
  --border: rgba(255,255,255,0.08);
  --border-yellow: rgba(245,196,0,0.3);

  /* Gradients */
  --grad-yellow: linear-gradient(135deg, #F5C400, #FF6B2B);
  --grad-dark: linear-gradient(180deg, #0A0A0F 0%, #12121A 100%);
  --grad-glow: radial-gradient(ellipse at 50% 0%, rgba(245,196,0,0.15) 0%, transparent 70%);

  /* Typography */
  --font-display: 'Syne', sans-serif;
  --font-body: 'Space Grotesk', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Spacing */
  --section-pad: clamp(80px, 10vw, 140px);
  --container: 1280px;
  --radius: 16px;
  --radius-sm: 8px;

  /* Transitions */
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-fast: cubic-bezier(0.4, 0, 0.2, 1);

  /* Light mode overrides (applied via .light class on body) */
  --bg: var(--black);
  --surface: var(--card-bg);
  --text: var(--white);
  --text-muted: var(--white-60);
}

body.light {
  --bg: #F0F0F5;
  --surface: #FFFFFF;
  --text: #0A0A0F;
  --text-muted: rgba(10,10,15,0.6);
  --border: rgba(10,10,15,0.1);
  --white-10: rgba(10,10,15,0.05);
}

/* ============================================
   RESET & BASE
   ============================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font-body);
  background: var(--bg, var(--black));
  color: var(--text, var(--white));
  line-height: 1.6;
  overflow-x: hidden;
  transition: background 0.4s var(--ease), color 0.4s var(--ease);
}

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

/* ============================================
   TYPOGRAPHY
   ============================================ */
.display-xl {
  font-family: var(--font-display);
  font-size: clamp(52px, 7vw, 112px);
  font-weight: 800;
  line-height: 0.95;
  letter-spacing: -0.03em;
}
.display-lg {
  font-family: var(--font-display);
  font-size: clamp(40px, 5vw, 72px);
  font-weight: 800;
  line-height: 1.0;
  letter-spacing: -0.025em;
}
.display-md {
  font-family: var(--font-display);
  font-size: clamp(28px, 3.5vw, 48px);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
}
h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 700; }
h3 { font-size: clamp(20px, 2vw, 28px); }
h4 { font-size: clamp(16px, 1.5vw, 20px); }
p { font-family: var(--font-body); }
.mono { font-family: var(--font-mono); }

.text-yellow { color: var(--yellow); }
.text-gradient {
  background: var(--grad-yellow);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.text-muted { color: var(--text-muted, var(--white-60)); }

/* ============================================
   LAYOUT
   ============================================ */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 clamp(20px, 4vw, 60px);
}
.section { padding: var(--section-pad) 0; }
.section-sm { padding: calc(var(--section-pad) * 0.6) 0; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 32px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }

/* ============================================
   NAVIGATION
   ============================================ */
.nav {
  position: fixed;
  top: 38px;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 20px 0;
  transition: top 0.1s linear, background 0.4s var(--ease), padding 0.4s var(--ease), border 0.4s var(--ease);
}
.nav.scrolled {
  background: rgba(10, 10, 15, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 14px 0;
  top: 0;
}
body.light .nav.scrolled {
  background: rgba(240, 240, 245, 0.92);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 800;
  letter-spacing: -0.02em;
}
.nav-logo span { color: var(--yellow); }
.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}
.nav-links a {
  font-size: 14px;
  font-weight: 500;
  color: var(--white-60);
  transition: color 0.2s;
  letter-spacing: 0.01em;
}
body.light .nav-links a { color: rgba(10,10,15,0.6); }
.nav-links a:hover { color: var(--white); }
body.light .nav-links a:hover { color: var(--black); }
.nav-actions { display: flex; align-items: center; gap: 12px; }
.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--yellow);
  color: var(--black);
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 700;
  padding: 10px 20px;
  border-radius: 100px;
  transition: all 0.2s var(--ease);
  white-space: nowrap;
}
.nav-cta:hover {
  background: #fff;
  transform: translateY(-1px);
  box-shadow: 0 8px 30px rgba(245,196,0,0.3);
}
.theme-toggle {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--white-10);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white-60);
  font-size: 16px;
  transition: all 0.2s;
}
.theme-toggle:hover { border-color: var(--yellow); color: var(--yellow); }

/* Mobile Nav */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
}
.menu-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--white);
  transition: all 0.3s var(--ease);
  transform-origin: center;
}
body.light .menu-toggle span { background: var(--black); }
.menu-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.menu-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-menu {
  position: fixed;
  top: 0;
  right: 0;
  width: min(360px, 85vw);
  height: 100vh;
  background: var(--black-mid);
  z-index: 999;
  transform: translateX(100%);
  transition: transform 0.4s var(--ease);
  padding: 100px 40px 40px;
  border-left: 1px solid var(--border);
}
body.light .mobile-menu { background: #fff; }
.mobile-menu.open { transform: translateX(0); }
.mobile-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.7);
  z-index: 998;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s;
}
.mobile-overlay.open { opacity: 1; pointer-events: all; }
.mobile-links { list-style: none; }
.mobile-links li { border-bottom: 1px solid var(--border); }
.mobile-links a {
  display: block;
  padding: 18px 0;
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 700;
  transition: color 0.2s;
}
.mobile-links a:hover { color: var(--yellow); }
.mobile-cta {
  margin-top: 32px;
  display: block;
  text-align: center;
}

/* ============================================
   HERO — HOME
   ============================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: 100px;
}
#hero-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}
.hero-glow {
  position: absolute;
  top: -200px;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(245,196,0,0.12) 0%, transparent 65%);
  pointer-events: none;
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 900px;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--yellow-dim);
  border: 1px solid var(--border-yellow);
  color: var(--yellow);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 6px 16px;
  border-radius: 100px;
  margin-bottom: 32px;
  font-family: var(--font-mono);
}
.hero-badge::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--yellow);
  animation: pulse-dot 2s infinite;
}
@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}
.hero-headline { margin-bottom: 28px; }
.hero-headline .line {
  display: block;
  overflow: hidden;
}
.hero-headline .line span {
  display: block;
  transform: translateY(100%);
  animation: slideUp 0.8s var(--ease) forwards;
}
.hero-headline .line:nth-child(2) span { animation-delay: 0.1s; }
.hero-headline .line:nth-child(3) span { animation-delay: 0.2s; }
@keyframes slideUp {
  to { transform: translateY(0); }
}
.typed-wrap {
  display: inline-block;
  color: var(--yellow);
  position: relative;
}
.typed-cursor {
  display: inline-block;
  width: 3px;
  height: 0.85em;
  background: var(--yellow);
  margin-left: 4px;
  vertical-align: middle;
  animation: blink 1s step-end infinite;
}
@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0; } }
.hero-sub {
  font-size: clamp(16px, 1.5vw, 20px);
  color: var(--white-60);
  max-width: 540px;
  margin-bottom: 48px;
  line-height: 1.7;
  animation: fadeIn 1s 0.5s both;
}
body.light .hero-sub { color: rgba(10,10,15,0.6); }
@keyframes fadeIn { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  animation: fadeIn 1s 0.7s both;
}
.hero-scroll-hint {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  opacity: 0.4;
  font-size: 11px;
  font-family: var(--font-mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  animation: fadeIn 1s 1.2s both;
}
.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, transparent, var(--yellow));
  animation: scrollLine 2s ease-in-out infinite;
}
@keyframes scrollLine {
  0% { transform: scaleY(0); transform-origin: top; }
  50% { transform: scaleY(1); transform-origin: top; }
  51% { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 700;
  padding: 14px 28px;
  border-radius: 100px;
  transition: all 0.25s var(--ease);
  letter-spacing: 0.01em;
  white-space: nowrap;
  cursor: pointer;
  border: none;
}
.btn-primary {
  background: var(--grad-yellow);
  color: var(--black);
  box-shadow: 0 0 0 0 var(--yellow-glow);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(245,196,0,0.35);
}
.btn-outline {
  background: transparent;
  color: var(--white);
  border: 1px solid var(--border);
}
body.light .btn-outline { color: var(--black); }
.btn-outline:hover {
  border-color: var(--yellow);
  color: var(--yellow);
  transform: translateY(-2px);
}
.btn-ghost {
  background: var(--white-10);
  color: var(--white);
  border: 1px solid var(--border);
}
body.light .btn-ghost { color: var(--black); background: rgba(10,10,15,0.05); }
.btn-ghost:hover {
  background: var(--yellow-dim);
  border-color: var(--border-yellow);
  color: var(--yellow);
}
.btn-lg { padding: 18px 36px; font-size: 16px; }
.btn-sm { padding: 10px 20px; font-size: 13px; }
.btn-icon {
  width: 20px;
  height: 20px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.2s;
}
.btn:hover .btn-icon { transform: translateX(3px); }

/* ============================================
   SECTION LABELS
   ============================================ */
.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--yellow);
  margin-bottom: 20px;
}
.section-label::before {
  content: '';
  display: block;
  width: 24px;
  height: 1px;
  background: var(--yellow);
}

/* ============================================
   CARDS
   ============================================ */
.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  transition: all 0.35s var(--ease);
  position: relative;
  overflow: hidden;
}
body.light .card { background: #fff; box-shadow: 0 2px 20px rgba(0,0,0,0.06); }
.card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  opacity: 0;
  background: var(--yellow-dim);
  transition: opacity 0.35s;
}
.card:hover {
  border-color: var(--border-yellow);
  transform: translateY(-4px);
  box-shadow: 0 20px 60px rgba(245,196,0,0.1);
}
.card:hover::before { opacity: 1; }

.card-icon {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  background: var(--yellow-dim);
  border: 1px solid var(--border-yellow);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  margin-bottom: 20px;
  position: relative;
  z-index: 1;
}
.card h3 { margin-bottom: 12px; font-size: 20px; position: relative; z-index: 1; }
.card p { color: var(--text-muted, var(--white-60)); font-size: 15px; line-height: 1.65; position: relative; z-index: 1; }

/* ============================================
   STATS
   ============================================ */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.stat-item {
  padding: 40px 32px;
  background: var(--card-bg);
  text-align: center;
  transition: background 0.3s;
}
body.light .stat-item { background: #fff; }
.stat-item:hover { background: var(--black-light); }
body.light .stat-item:hover { background: #f8f8fc; }
.stat-number {
  font-family: var(--font-display);
  font-size: clamp(36px, 4vw, 56px);
  font-weight: 800;
  line-height: 1;
  background: var(--grad-yellow);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 8px;
}
.stat-label {
  font-size: 14px;
  color: var(--white-60);
  font-weight: 500;
}

/* ============================================
   USA MAP
   ============================================ */
.map-section { position: relative; overflow: hidden; }
.map-container {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
}
.map-svg {
  width: 100%;
  height: auto;
  filter: drop-shadow(0 0 40px rgba(245,196,0,0.05));
}
.map-svg path {
  fill: var(--black-light);
  stroke: rgba(255,255,255,0.06);
  stroke-width: 1;
  transition: fill 0.3s;
}
.city-dot {
  cursor: pointer;
  transition: all 0.3s;
}
.city-dot circle.outer {
  fill: var(--yellow);
  opacity: 0.15;
  animation: mapPulse 3s ease-in-out infinite;
}
.city-dot circle.inner { fill: var(--yellow); }
.city-dot:hover circle.inner { r: 6; }
@keyframes mapPulse {
  0%, 100% { r: 10; opacity: 0.15; }
  50% { r: 16; opacity: 0.05; }
}
.map-tooltip {
  position: absolute;
  background: var(--card-bg);
  border: 1px solid var(--border-yellow);
  border-radius: 8px;
  padding: 8px 14px;
  font-size: 13px;
  font-weight: 600;
  pointer-events: none;
  white-space: nowrap;
  opacity: 0;
  transition: opacity 0.2s;
  z-index: 10;
}

/* ============================================
   SERVICES GRID
   ============================================ */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 24px;
}

/* ============================================
   PROCESS STEPS
   ============================================ */
.process-steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; }
.process-step { position: relative; }
.process-step::after {
  content: '';
  position: absolute;
  top: 24px;
  right: -16px;
  width: calc(100% - 48px);
  height: 1px;
  background: linear-gradient(to right, var(--border-yellow), transparent);
}
.process-step:last-child::after { display: none; }
.step-num {
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 700;
  color: var(--yellow);
  letter-spacing: 0.1em;
  margin-bottom: 16px;
  font-family: var(--font-mono);
}
.step-icon {
  font-size: 28px;
  margin-bottom: 16px;
}
.process-step h4 { margin-bottom: 8px; }
.process-step p { font-size: 14px; color: var(--white-60); line-height: 1.6; }

/* ============================================
   TESTIMONIALS
   ============================================ */
.testimonial-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px;
}
body.light .testimonial-card { background: #fff; }
.testimonial-stars { color: var(--yellow); margin-bottom: 16px; font-size: 14px; }
.testimonial-text { font-size: 16px; line-height: 1.7; margin-bottom: 24px; color: var(--white-60); }
body.light .testimonial-text { color: rgba(10,10,15,0.7); }
.testimonial-author { display: flex; align-items: center; gap: 12px; }
.testimonial-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--grad-yellow);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 16px;
  color: var(--black);
  flex-shrink: 0;
}
.testimonial-name { font-weight: 700; font-size: 15px; }
.testimonial-role { font-size: 13px; color: var(--white-60); }

/* ============================================
   FLOATING CTA
   ============================================ */
.floating-cta {
  position: fixed;
  bottom: 32px;
  right: 32px;
  z-index: 900;
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.4s var(--ease);
  pointer-events: none;
}
.floating-cta.visible { opacity: 1; transform: translateY(0); pointer-events: all; }
.floating-cta-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--grad-yellow);
  color: var(--black);
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 700;
  padding: 14px 24px;
  border-radius: 100px;
  box-shadow: 0 8px 40px rgba(245,196,0,0.4);
  cursor: pointer;
  transition: all 0.2s;
  border: none;
}
.floating-cta-btn:hover { transform: translateY(-2px) scale(1.02); }

/* ============================================
   BACK TO TOP
   ============================================ */
.back-top {
  position: fixed;
  bottom: 32px;
  left: 32px;
  z-index: 900;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--card-bg);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white-60);
  font-size: 16px;
  transition: all 0.3s;
  opacity: 0;
  transform: translateY(20px);
  pointer-events: none;
  cursor: pointer;
}
body.light .back-top { background: #fff; color: rgba(10,10,15,0.6); }
.back-top.visible { opacity: 1; transform: translateY(0); pointer-events: all; }
.back-top:hover { border-color: var(--yellow); color: var(--yellow); }

/* ============================================
   FORMS
   ============================================ */
.form-group { margin-bottom: 20px; }
.form-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--white-60);
  margin-bottom: 8px;
  letter-spacing: 0.02em;
}
body.light .form-label { color: rgba(10,10,15,0.6); }
.form-input,
.form-select,
.form-textarea {
  width: 100%;
  background: var(--white-10);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 14px 18px;
  color: var(--white);
  font-family: var(--font-body);
  font-size: 15px;
  outline: none;
  transition: border-color 0.2s;
  appearance: none;
}
body.light .form-input,
body.light .form-select,
body.light .form-textarea {
  background: #f8f8fc;
  color: var(--black);
  border-color: rgba(10,10,15,0.15);
}
.form-input::placeholder,
.form-textarea::placeholder { color: var(--white-30); }
body.light .form-input::placeholder,
body.light .form-textarea::placeholder { color: rgba(10,10,15,0.3); }
.form-input:focus,
.form-select:focus,
.form-textarea:focus { border-color: var(--yellow); }
.form-textarea { min-height: 140px; resize: vertical; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-success {
  display: none;
  padding: 20px;
  background: rgba(245,196,0,0.1);
  border: 1px solid var(--border-yellow);
  border-radius: var(--radius-sm);
  color: var(--yellow);
  font-weight: 600;
  text-align: center;
}
.form-success.show { display: block; }

/* ============================================
   SECTIONS — SPECIFIC
   ============================================ */
.logos-bar {
  padding: 40px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  overflow: hidden;
  position: relative;
}
.logos-track {
  display: flex;
  gap: 64px;
  animation: marquee 25s linear infinite;
  white-space: nowrap;
}
.logos-track:hover { animation-play-state: paused; }
@keyframes marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }
.logo-item {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 700;
  color: var(--white-30);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  flex-shrink: 0;
  transition: color 0.2s;
}
body.light .logo-item { color: rgba(10,10,15,0.25); }
.logo-item:hover { color: var(--white-60); }

/* Banner / CTA Strip */
.cta-strip {
  background: var(--grad-yellow);
  padding: 80px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-strip::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23000000' fill-opacity='0.04'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}
.cta-strip h2 { font-family: var(--font-display); color: var(--black); margin-bottom: 16px; position: relative; }
.cta-strip p { color: rgba(10,10,15,0.7); margin-bottom: 36px; font-size: 18px; position: relative; }
.cta-strip .btn-dark {
  background: var(--black);
  color: var(--white);
  font-family: var(--font-display);
  font-weight: 700;
  padding: 16px 36px;
  border-radius: 100px;
  font-size: 15px;
  transition: all 0.2s;
  position: relative;
  display: inline-flex;
  gap: 8px;
  align-items: center;
}
.cta-strip .btn-dark:hover { transform: translateY(-2px); box-shadow: 0 12px 40px rgba(0,0,0,0.3); }

/* Footer */
.footer {
  background: var(--black-mid);
  border-top: 1px solid var(--border);
  padding: 80px 0 40px;
}
body.light .footer { background: #f0f0f5; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px; margin-bottom: 60px; }
.footer-brand p { color: var(--white-60); font-size: 15px; line-height: 1.7; margin-top: 16px; max-width: 280px; }
body.light .footer-brand p { color: rgba(10,10,15,0.6); }
.footer-col h5 {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--white-60);
  margin-bottom: 20px;
}
body.light .footer-col h5 { color: rgba(10,10,15,0.5); }
.footer-links { list-style: none; }
.footer-links li { margin-bottom: 12px; }
.footer-links a { font-size: 15px; color: var(--white-60); transition: color 0.2s; }
body.light .footer-links a { color: rgba(10,10,15,0.6); }
.footer-links a:hover { color: var(--yellow); }
.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}
.footer-bottom p { font-size: 13px; color: var(--white-30); }
body.light .footer-bottom p { color: rgba(10,10,15,0.4); }
.footer-mono {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--yellow);
  opacity: 0.5;
}

/* ============================================
   PAGE HERO (Inner Pages)
   ============================================ */
.page-hero {
  padding: 160px 0 80px;
  position: relative;
  overflow: hidden;
}
.page-hero::before {
  content: '';
  position: absolute;
  top: -200px;
  right: -200px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(245,196,0,0.08) 0%, transparent 70%);
  pointer-events: none;
}
.page-hero .section-label { margin-bottom: 24px; }
.page-hero h1 { max-width: 800px; margin-bottom: 24px; }
.page-hero .sub { max-width: 560px; font-size: clamp(16px, 1.5vw, 20px); color: var(--white-60); line-height: 1.7; }
body.light .page-hero .sub { color: rgba(10,10,15,0.6); }

/* ============================================
   WORK / PORTFOLIO
   ============================================ */
.work-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 32px; }
.work-card {
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--card-bg);
  border: 1px solid var(--border);
  cursor: pointer;
  transition: all 0.35s var(--ease);
  position: relative;
}
body.light .work-card { background: #fff; }
.work-card:hover { border-color: var(--border-yellow); transform: translateY(-4px); }
.work-thumb {
  height: 260px;
  background: var(--black-light);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}
.work-thumb-label {
  font-family: var(--font-display);
  font-size: 48px;
  font-weight: 800;
  opacity: 0.08;
}
.work-thumb-badge {
  position: absolute;
  top: 16px;
  right: 16px;
  background: var(--yellow-dim);
  border: 1px solid var(--border-yellow);
  color: var(--yellow);
  font-size: 11px;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 100px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.work-info { padding: 28px 32px 32px; }
.work-info h3 { margin-bottom: 8px; }
.work-info p { font-size: 14px; color: var(--white-60); margin-bottom: 20px; }
body.light .work-info p { color: rgba(10,10,15,0.6); }
.work-tags { display: flex; gap: 8px; flex-wrap: wrap; }
.work-tag {
  font-size: 11px;
  font-weight: 600;
  color: var(--white-60);
  background: var(--white-10);
  border: 1px solid var(--border);
  padding: 3px 10px;
  border-radius: 100px;
  letter-spacing: 0.05em;
}
body.light .work-tag { color: rgba(10,10,15,0.5); background: rgba(10,10,15,0.05); }

/* ============================================
   ABOUT PAGE
   ============================================ */
.founders-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; }
.founder-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px;
  position: relative;
  overflow: hidden;
}
body.light .founder-card { background: #fff; }
.founder-avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: var(--grad-yellow);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 800;
  color: var(--black);
  margin-bottom: 24px;
}
.founder-name {
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 800;
  margin-bottom: 4px;
}
.founder-title { color: var(--yellow); font-size: 13px; font-weight: 600; margin-bottom: 16px; letter-spacing: 0.05em; }
.founder-bio { font-size: 15px; color: var(--white-60); line-height: 1.7; }
body.light .founder-bio { color: rgba(10,10,15,0.6); }

.manifesto-block {
  background: var(--card-bg);
  border: 1px solid var(--border-yellow);
  border-radius: var(--radius);
  padding: 60px;
  position: relative;
  overflow: hidden;
}
body.light .manifesto-block { background: #fff; }
.manifesto-block::before {
  content: '"';
  position: absolute;
  top: -20px;
  left: 40px;
  font-size: 200px;
  font-family: var(--font-display);
  font-weight: 800;
  color: var(--yellow);
  opacity: 0.06;
  line-height: 1;
}
.manifesto-block p {
  font-size: clamp(18px, 2vw, 24px);
  line-height: 1.7;
  color: var(--white-60);
}
body.light .manifesto-block p { color: rgba(10,10,15,0.6); }

/* ============================================
   CONTACT
   ============================================ */
.contact-grid { display: grid; grid-template-columns: 1fr 1.6fr; gap: 60px; }
.contact-info-item {
  display: flex;
  gap: 16px;
  padding: 24px 0;
  border-bottom: 1px solid var(--border);
}
.contact-info-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: var(--yellow-dim);
  border: 1px solid var(--border-yellow);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  flex-shrink: 0;
}
.contact-info-label { font-size: 12px; color: var(--white-30); text-transform: uppercase; letter-spacing: 0.1em; margin-bottom: 4px; }
body.light .contact-info-label { color: rgba(10,10,15,0.4); }
.contact-info-value { font-size: 16px; font-weight: 600; }

/* ============================================
   YELLOSCAN PAGE
   ============================================ */
.yelloscan-hero {
  background: linear-gradient(135deg, rgba(245,196,0,0.08) 0%, transparent 60%);
  border: 1px solid var(--border-yellow);
  border-radius: var(--radius);
  padding: 60px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.scan-input-wrap {
  max-width: 600px;
  margin: 0 auto;
  display: flex;
  gap: 12px;
  margin-top: 32px;
}
.scan-input {
  flex: 1;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 16px 24px;
  color: var(--white);
  font-family: var(--font-body);
  font-size: 15px;
  outline: none;
  transition: border-color 0.2s;
}
body.light .scan-input { background: #fff; color: var(--black); border-color: rgba(10,10,15,0.15); }
.scan-input:focus { border-color: var(--yellow); }

/* ============================================
   ADA PAGE
   ============================================ */
.ada-hero-graphic {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.ada-score-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 24px;
  text-align: center;
}
body.light .ada-score-card { background: #fff; }
.ada-score {
  font-family: var(--font-display);
  font-size: 48px;
  font-weight: 800;
  margin-bottom: 8px;
}
.ada-score.good { color: #22c55e; }
.ada-score.warn { color: var(--yellow); }
.ada-score.bad { color: #ef4444; }

/* ============================================
   START PAGE (Landing)
   ============================================ */
.start-hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--black);
  position: relative;
  overflow: hidden;
  padding-top: 80px;
}
.start-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 30% 50%, rgba(245,196,0,0.12) 0%, transparent 60%),
              radial-gradient(ellipse at 70% 80%, rgba(255,107,43,0.08) 0%, transparent 50%);
}
.start-box {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 60px;
  position: relative;
}
body.light .start-box { background: #fff; }
.start-box::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  background: var(--grad-yellow);
  z-index: -1;
  opacity: 0;
  transition: opacity 0.3s;
}
.value-props { list-style: none; margin: 24px 0; }
.value-props li {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
  font-size: 15px;
}
.value-props li::before {
  content: '✓';
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--yellow-dim);
  border: 1px solid var(--border-yellow);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  color: var(--yellow);
  flex-shrink: 0;
  font-weight: 700;
}

/* ============================================
   SCROLL ANIMATIONS
   ============================================ */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* Page transitions */
.page-transition {
  position: fixed;
  inset: 0;
  background: var(--yellow);
  z-index: 9999;
  transform: scaleX(0);
  transform-origin: left;
  pointer-events: none;
}
.page-transition.entering {
  animation: slideIn 0.4s var(--ease) forwards;
}
.page-transition.leaving {
  animation: slideOut 0.4s var(--ease) forwards;
}
@keyframes slideIn { to { transform: scaleX(1); } }
@keyframes slideOut { from { transform: scaleX(1); transform-origin: right; } to { transform: scaleX(0); transform-origin: right; } }

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .process-steps { grid-template-columns: repeat(2, 1fr); }
  .process-step::after { display: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: 1fr; }
  .founders-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .nav-links, .nav-actions .nav-cta { display: none; }
  .menu-toggle { display: flex; }
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .work-grid { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .ada-hero-graphic { grid-template-columns: 1fr; }
  .manifesto-block { padding: 40px 32px; }
  .start-box { padding: 36px 24px; }
  .yelloscan-hero { padding: 40px 24px; }
  .scan-input-wrap { flex-direction: column; }
  .scan-input { border-radius: var(--radius-sm); }
  .hero-actions { flex-direction: column; align-items: flex-start; }
  .floating-cta { bottom: 16px; right: 16px; }
  .back-top { bottom: 16px; left: 16px; }
}

@media (max-width: 480px) {
  .stats-grid { grid-template-columns: 1fr; }
}

/* Utility */
.hidden { display: none !important; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); }
.text-center { text-align: center; }
.mb-8 { margin-bottom: 8px; }
.mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; }
.mb-32 { margin-bottom: 32px; }
.mb-48 { margin-bottom: 48px; }
.mb-60 { margin-bottom: 60px; }
.mb-80 { margin-bottom: 80px; }
.mt-48 { margin-top: 48px; }
.mt-60 { margin-top: 60px; }