/* === Base === */
:root {
  --bg: #050505;
  --bg-card: rgba(255,255,255,0.03);
  --bg-card-hover: rgba(255,255,255,0.05);
  --border: rgba(255,255,255,0.06);
  --border-hover: rgba(255,255,255,0.12);
  --text: #e5e5e5;
  --text-muted: #888;
  --text-dim: #555;
  --pink: #e84393;
  --pink-light: #fd79a8;
  --pink-glow: rgba(232,67,147,0.15);
  --purple: #a855f7;
  --blue: #3b82f6;
  --radius: 20px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  font-size: 16px;
  letter-spacing: -0.32px;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

.container { max-width: 1080px; margin: 0 auto; padding: 0 24px; }
.center { text-align: center; }
a { color: var(--text-muted); text-decoration: none; transition: color 0.2s; }
a:hover { color: #fff; }

h1, h2, h3 { font-family: 'DM Sans', sans-serif; font-weight: 600; color: #fff; }
h1 { font-size: clamp(48px, 8vw, 96px); line-height: 1; letter-spacing: -1.92px; }
h2 { font-size: 44px; line-height: 52.8px; letter-spacing: -0.88px; margin-bottom: 12px; }
h3 { font-size: 24px; line-height: 31.2px; letter-spacing: -0.48px; margin-bottom: 8px; }
p { font-family: 'Inter', sans-serif; font-size: 16px; line-height: 24px; letter-spacing: -0.32px; }

/* === Animated mesh background === */
body::before {
  content: '';
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background:
    radial-gradient(ellipse 80% 50% at 20% 20%, rgba(232,67,147,0.06) 0%, transparent 50%),
    radial-gradient(ellipse 60% 40% at 80% 60%, rgba(168,85,247,0.04) 0%, transparent 50%),
    radial-gradient(ellipse 50% 50% at 50% 80%, rgba(59,130,246,0.03) 0%, transparent 50%);
  pointer-events: none;
  z-index: 0;
}

body > * { position: relative; z-index: 1; }

/* === Noise texture overlay === */
body::after {
  content: '';
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.015'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 0;
}

/* === Nav === */
.nav {
  position: fixed;
  top: 16px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 100;
  width: calc(100% - 32px);
  max-width: 900px;
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 20px;
  background: rgba(10,10,10,0.7);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 100px;
}

.nav-logo { font-family: 'DM Sans', sans-serif; font-weight: 600; font-size: 18px; color: #fff; letter-spacing: -0.36px; }
.nav-links { display: flex; gap: 24px; }
.nav-links a { font-family: 'Inter', sans-serif; font-size: 14px; font-weight: 400; letter-spacing: -0.28px; }

.btn-nav {
  font-family: 'Inter', sans-serif;
  font-size: 14px;
  font-weight: 600;
  padding: 8px 20px;
  background: linear-gradient(135deg, var(--pink) 0%, var(--purple) 100%);
  color: #fff;
  border-radius: 100px;
  transition: all 0.3s;
  position: relative;
  overflow: hidden;
}

.btn-nav:hover { color: #fff; transform: translateY(-1px); box-shadow: 0 4px 20px rgba(232,67,147,0.3); }

/* === Buttons === */
.cta-row { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; margin-top: 32px; }

.btn {
  display: inline-block;
  padding: 14px 32px;
  border-radius: 100px;
  font-family: 'Inter', sans-serif;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: -0.15px;
  transition: all 0.3s;
  cursor: pointer;
}

.btn-primary {
  background: linear-gradient(135deg, var(--pink) 0%, var(--purple) 100%);
  color: #fff;
  box-shadow: 0 4px 24px rgba(232,67,147,0.25);
}

.btn-primary:hover {
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(232,67,147,0.35);
}

.btn-ghost { color: var(--text-muted); padding: 14px 20px; }
.btn-ghost:hover { color: #fff; }

/* === Badge === */
.badge {
  display: inline-block;
  font-family: 'Inter', sans-serif;
  font-size: 12px;
  font-weight: 500;
  color: var(--pink-light);
  border: 1px solid rgba(232,67,147,0.25);
  border-radius: 100px;
  padding: 6px 18px;
  margin-bottom: 24px;
  letter-spacing: 0.04em;
  background: rgba(232,67,147,0.06);
  backdrop-filter: blur(8px);
}

/* === Hero === */
.hero {
  position: relative;
  padding: 180px 0 100px;
  text-align: center;
  overflow: hidden;
}

.hero-glow {
  position: absolute;
  top: -300px;
  left: 50%;
  transform: translateX(-50%);
  width: 1000px;
  height: 700px;
  background:
    radial-gradient(ellipse at 35% 50%, rgba(232,67,147,0.12) 0%, transparent 50%),
    radial-gradient(ellipse at 65% 40%, rgba(168,85,247,0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 70%, rgba(59,130,246,0.05) 0%, transparent 50%);
  pointer-events: none;
  animation: heroGlow 8s ease-in-out infinite alternate;
}

@keyframes heroGlow {
  0% { opacity: 0.7; transform: translateX(-50%) scale(1) rotate(0deg); }
  50% { opacity: 1; transform: translateX(-50%) scale(1.08) rotate(1deg); }
  100% { opacity: 0.8; transform: translateX(-50%) scale(1.02) rotate(-1deg); }
}

/* Floating orbs */
.hero::after {
  content: '';
  position: absolute;
  top: 15%;
  right: 10%;
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, rgba(232,67,147,0.08) 0%, transparent 70%);
  border-radius: 50%;
  animation: float 6s ease-in-out infinite;
  pointer-events: none;
}

@keyframes float {
  0%, 100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-20px) scale(1.05); }
}

.hero h1 {
  font-family: 'DM Sans', sans-serif;
  margin-bottom: 24px;
  background: linear-gradient(135deg, #fff 0%, #fff 50%, var(--pink-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero .subtitle {
  font-family: 'Inter', sans-serif;
  font-size: 17px;
  line-height: 28px;
  letter-spacing: -0.32px;
  color: var(--text-muted);
  max-width: 520px;
  margin: 0 auto;
}

.trust-row { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; margin-top: 52px; }

.trust-item {
  font-size: 13px;
  color: var(--text-dim);
  font-weight: 500;
  padding: 8px 16px;
  border: 1px solid var(--border);
  border-radius: 100px;
  background: rgba(255,255,255,0.02);
  transition: all 0.3s;
}

.trust-item:hover {
  border-color: rgba(232,67,147,0.2);
  color: var(--text-muted);
  background: rgba(232,67,147,0.04);
}

/* === Sections === */
.section { padding: 100px 0; }

.section-sub {
  font-family: 'Inter', sans-serif;
  color: var(--text-muted);
  font-size: 16px;
  line-height: 24px;
  letter-spacing: -0.32px;
  max-width: 500px;
  margin: 0 auto 48px;
}

/* === Gradient divider === */
.section + .section { border-top: 1px solid transparent; }

/* === Bento Grid === */
.bento-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }

.bento-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 32px;
  transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  position: relative;
  overflow: hidden;
}

.bento-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(232,67,147,0.4), rgba(168,85,247,0.3), transparent);
  opacity: 0;
  transition: opacity 0.4s;
}

.bento-card:hover {
  border-color: rgba(232,67,147,0.15);
  background: rgba(255,255,255,0.04);
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.3), 0 0 40px rgba(232,67,147,0.05);
}

.bento-card:hover::before { opacity: 1; }

.bento-wide { grid-column: span 2; }

.bento-label {
  display: inline-block;
  font-family: 'Inter', sans-serif;
  font-size: 11px;
  font-weight: 600;
  color: var(--pink);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 16px;
  padding: 4px 10px;
  background: rgba(232,67,147,0.08);
  border-radius: 6px;
}

.bento-card h3 { font-family: 'DM Sans', sans-serif; font-size: 24px; line-height: 31.2px; letter-spacing: -0.48px; margin-bottom: 8px; }
.bento-card p { color: var(--text-muted); font-size: 14px; line-height: 22px; }

/* === Tags === */
.tag-cloud { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; }

.tag {
  font-family: 'Inter', sans-serif;
  font-size: 14px;
  font-weight: 400;
  color: var(--text-muted);
  padding: 10px 18px;
  border: 1px solid var(--border);
  border-radius: 100px;
  transition: all 0.3s;
  cursor: default;
}

.tag:hover {
  border-color: rgba(232,67,147,0.3);
  color: #fff;
  background: rgba(232,67,147,0.08);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(232,67,147,0.1);
}

/* === Steps === */
.steps-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }

.step-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 20px;
  text-align: left;
  transition: all 0.4s;
  position: relative;
  overflow: hidden;
}

.step-card::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--pink), var(--purple));
  transform: scaleX(0);
  transition: transform 0.4s;
}

.step-card:hover {
  border-color: rgba(232,67,147,0.15);
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(0,0,0,0.3), 0 0 30px rgba(232,67,147,0.04);
}

.step-card:hover::after { transform: scaleX(1); }

.step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 10px;
  background: linear-gradient(135deg, rgba(232,67,147,0.15), rgba(168,85,247,0.15));
  color: var(--pink-light);
  font-weight: 700;
  font-size: 14px;
  margin-bottom: 16px;
}

.step-card p { color: var(--text-muted); font-size: 14px; line-height: 21px; }

/* === Autonomy === */
.autonomy-track { display: flex; align-items: center; justify-content: center; gap: 12px; flex-wrap: wrap; }

.auto-step {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px 20px;
  text-align: center;
  flex: 1;
  min-width: 130px;
  transition: all 0.4s;
}

.auto-step:hover {
  border-color: rgba(232,67,147,0.25);
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(232,67,147,0.08);
}

.auto-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: linear-gradient(135deg, rgba(232,67,147,0.2), rgba(168,85,247,0.2));
  color: var(--pink-light);
  font-weight: 700;
  font-size: 13px;
  margin-bottom: 10px;
}

.auto-step strong { display: block; font-size: 15px; color: #fff; margin-bottom: 4px; }
.auto-step span { font-size: 13px; color: var(--text-dim); }
.auto-arrow { color: var(--text-dim); font-size: 1.2rem; }

/* === Safety === */
.safety-bento { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 48px; }

.safety-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 28px;
  transition: all 0.4s;
  position: relative;
  overflow: hidden;
}

.safety-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(232,67,147,0.3), transparent);
  opacity: 0;
  transition: opacity 0.4s;
}

.safety-card:hover {
  border-color: rgba(232,67,147,0.15);
  background: rgba(255,255,255,0.04);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0,0,0,0.2), 0 0 30px rgba(232,67,147,0.04);
}

.safety-card:hover::before { opacity: 1; }
.safety-main { grid-column: span 2; }
.safety-card h3 { font-family: 'DM Sans', sans-serif; font-size: 20px; line-height: 28px; letter-spacing: -0.4px; margin-bottom: 8px; }
.safety-card p { color: var(--text-muted); font-size: 14px; line-height: 22px; }

/* === About === */
.about-card {
  max-width: 500px;
  margin: 0 auto;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 48px 40px;
  transition: all 0.4s;
  position: relative;
  overflow: hidden;
}

.about-card::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: var(--radius);
  background: linear-gradient(135deg, rgba(232,67,147,0.15), transparent 40%, transparent 60%, rgba(168,85,247,0.1));
  z-index: -1;
  opacity: 0;
  transition: opacity 0.5s;
}

.about-card:hover::before { opacity: 1; }
.about-card:hover { box-shadow: 0 16px 48px rgba(232,67,147,0.08); }

.about-photo {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(232,67,147,0.2), rgba(168,85,247,0.2));
  margin: 0 auto 20px;
}

.about-role { color: var(--pink-light); font-size: 14px; margin-bottom: 16px; }
.about-card > p { color: var(--text-muted); font-size: 15px; margin-bottom: 16px; }

blockquote {
  border-left: 2px solid var(--pink);
  padding-left: 16px;
  margin: 20px 0;
  font-style: italic;
  color: var(--text);
  font-size: 15px;
  text-align: left;
}

.press { font-size: 13px; color: var(--text-dim) !important; margin-top: 12px; }

/* === FAQ === */
.faq-list { max-width: 600px; margin: 32px auto 0; }

.faq-item { border-bottom: 1px solid var(--border); padding: 18px 0; }

.faq-item summary {
  font-weight: 600;
  cursor: pointer;
  font-size: 16px;
  color: var(--text);
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: color 0.2s;
}

.faq-item summary:hover { color: var(--pink-light); }
.faq-item summary::after { content: '+'; font-size: 1.4rem; color: var(--pink); transition: transform 0.3s; }
.faq-item[open] summary::after { content: '−'; transform: rotate(180deg); }
.faq-item p { color: var(--text-muted); margin-top: 10px; font-size: 15px; }

/* === CTA === */
.cta-section {
  position: relative;
  padding: 120px 0;
  overflow: hidden;
}

.cta-glow {
  position: absolute;
  bottom: -150px;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 500px;
  background:
    radial-gradient(ellipse at 40% 50%, rgba(232,67,147,0.1) 0%, transparent 50%),
    radial-gradient(ellipse at 60% 50%, rgba(168,85,247,0.06) 0%, transparent 50%);
  pointer-events: none;
  animation: heroGlow 8s ease-in-out infinite alternate;
}

.cta-section h2 {
  font-family: 'DM Sans', sans-serif;
  font-size: 54px;
  line-height: 64.8px;
  letter-spacing: -1.08px;
  margin-bottom: 16px;
  background: linear-gradient(135deg, #fff 0%, var(--pink-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* === H2 accent line === */
h2::after {
  content: '';
  display: block;
  width: 40px;
  height: 2px;
  background: linear-gradient(90deg, var(--pink), var(--purple));
  margin: 14px auto 0;
  border-radius: 2px;
}

/* === Footer === */
footer { padding: 60px 0 32px; border-top: 1px solid var(--border); }

.footer-inner { display: flex; justify-content: space-between; margin-bottom: 40px; }
.footer-left p { color: var(--text-dim); font-size: 14px; margin-top: 8px; }
.footer-right { display: flex; gap: 60px; }
.footer-col { display: flex; flex-direction: column; gap: 8px; }
.footer-col strong { font-size: 11px; color: var(--text-dim); text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 4px; }
.footer-col a { font-size: 14px; }
.copyright { font-size: 13px; color: var(--text-dim); text-align: center; padding-top: 24px; border-top: 1px solid var(--border); }

/* === Animations === */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94), transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* === Hover glow cursor effect for cards === */
.glow-track {
  --mouse-x: 50%;
  --mouse-y: 50%;
}

.glow-track::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  border-radius: var(--radius);
  background: radial-gradient(300px circle at var(--mouse-x) var(--mouse-y), rgba(232,67,147,0.06), transparent 60%);
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.3s;
}

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

/* === Responsive === */
@media (max-width: 768px) {
  .nav-links { display: none; }
  .hero { padding: 140px 0 80px; }
  .section { padding: 72px 0; }
  h2 { font-size: 32px; line-height: 38.4px; letter-spacing: -0.64px; }
  h3 { font-size: 20px; line-height: 26px; }
  .cta-section h2 { font-size: 36px; line-height: 43.2px; }
  .bento-grid { grid-template-columns: 1fr; }
  .bento-wide { grid-column: span 1; }
  .steps-row { grid-template-columns: 1fr 1fr; }
  .safety-bento { grid-template-columns: 1fr; }
  .safety-main { grid-column: span 1; }
  .autonomy-track { flex-direction: column; }
  .auto-arrow { transform: rotate(90deg); }
  .footer-inner { flex-direction: column; gap: 32px; }
  .footer-right { gap: 40px; }
}

@media (max-width: 480px) {
  .steps-row { grid-template-columns: 1fr; }
  .trust-row { gap: 8px; }
  .trust-item { font-size: 12px; padding: 6px 12px; }
}