/* ---- Variables ---- */
:root {
  --bg: #0A0A0F;
  --bg-2: #111118;
  --bg-3: #18181F;
  --fg: #F2EFE8;
  --fg-2: #A09A90;
  --fg-3: #6B655D;
  --accent: #FF4D2E;
  --accent-dim: rgba(255, 77, 46, 0.12);
  --border: rgba(242, 239, 232, 0.08);
  --radius: 12px;
  --font-display: 'Syne', sans-serif;
  --font-body: 'DM Sans', sans-serif;
}

/* ---- Reset ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ---- Nav ---- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 0 48px;
  height: 64px;
  display: flex;
  align-items: center;
  background: rgba(10,10,15,0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.nav__inner {
  display: flex;
  align-items: center;
  gap: 12px;
}
.nav__logo {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 20px;
  letter-spacing: -0.5px;
  color: var(--fg);
}
.nav__tagline {
  font-size: 13px;
  color: var(--fg-3);
  font-weight: 300;
  letter-spacing: 0.02em;
}

/* ---- Hero ---- */
.hero {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 80px;
  padding: 120px 48px 80px;
  max-width: 1200px;
  margin: 0 auto;
}
.hero__left { display: flex; flex-direction: column; gap: 24px; }
.hero__label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-dim);
  padding: 6px 12px;
  border-radius: 100px;
  width: fit-content;
}
.hero__label::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  display: inline-block;
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(0.85); }
}
.hero__headline {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(42px, 5vw, 68px);
  line-height: 1.05;
  letter-spacing: -2px;
  color: var(--fg);
}
.hero__sub {
  font-size: 18px;
  color: var(--fg-2);
  max-width: 480px;
  line-height: 1.65;
}
.hero__right { display: flex; justify-content: flex-end; }
.hero__visual { position: relative; }

/* Phone frame mockup */
.phone-frame {
  width: 280px;
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: 36px;
  padding: 12px;
  box-shadow: 0 0 0 1px rgba(255,255,255,0.04), 0 32px 64px rgba(0,0,0,0.6), inset 0 1px 0 rgba(255,255,255,0.06);
}
.phone-screen {
  background: var(--bg-2);
  border-radius: 28px;
  overflow: hidden;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.tiktok-card {
  background: #1E1E26;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--border);
  transition: all 0.3s;
}
.tiktok-card--active {
  border-color: rgba(255, 77, 46, 0.25);
  box-shadow: 0 0 24px rgba(255, 77, 46, 0.08);
}
.tiktok-card__bar {
  display: flex;
  gap: 5px;
  padding: 10px 12px 0;
}
.tiktok-card__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--border);
}
.tiktok-card__video { aspect-ratio: 9/16; background: linear-gradient(160deg, #1a1a22, #252530); display: flex; align-items: center; justify-content: center; }
.video-placeholder { display: flex; flex-direction: column; align-items: center; gap: 8px; color: var(--fg-3); }
.video-icon { opacity: 0.4; }
.video-label { font-size: 11px; color: var(--fg-3); }
.tiktok-card__meta { display: flex; gap: 12px; padding: 10px 12px; }
.tiktok-card__metric { font-size: 10px; color: var(--fg-2); font-weight: 500; }
.agent-status {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  background: rgba(255,77,46,0.08);
  border-radius: 8px;
  border: 1px solid rgba(255,77,46,0.15);
  font-size: 12px;
  color: var(--accent);
  font-weight: 500;
}
.agent-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
  animation: pulse 1.5s infinite;
}

/* ---- Loop ---- */
.loop {
  padding: 100px 48px;
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.loop__header { max-width: 1200px; margin: 0 auto 60px; }
.loop__label {
  display: block;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}
.loop__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(28px, 3vw, 42px);
  letter-spacing: -1px;
  max-width: 600px;
}
.loop__steps {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr;
  align-items: start;
  gap: 0;
}
.step { padding: 0 24px; }
.step__number {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 48px;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 16px;
  opacity: 0.9;
}
.step__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 18px;
  margin-bottom: 10px;
  letter-spacing: -0.3px;
}
.step__desc { font-size: 14px; color: var(--fg-2); line-height: 1.6; }
.step-arrow {
  display: flex;
  align-items: start;
  padding-top: 28px;
  color: var(--fg-3);
}

/* ---- Features ---- */
.features {
  padding: 100px 48px;
  max-width: 1200px;
  margin: 0 auto;
}
.features__header { margin-bottom: 60px; }
.features__label {
  display: block;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}
.features__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(28px, 3vw, 42px);
  letter-spacing: -1px;
  max-width: 560px;
}
.features__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  background: var(--border);
  border-radius: 20px;
  overflow: hidden;
}
.feature-card {
  background: var(--bg-2);
  padding: 36px 32px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  transition: background 0.2s;
}
.feature-card:hover { background: var(--bg-3); }
.feature-card__icon { color: var(--accent); width: 28px; }
.feature-card__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 18px;
  letter-spacing: -0.3px;
}
.feature-card__desc { font-size: 14px; color: var(--fg-2); line-height: 1.6; }

/* ---- Manifesto ---- */
.manifesto {
  padding: 100px 48px;
  background: var(--bg-2);
  border-top: 1px solid var(--border);
}
.manifesto__inner { max-width: 860px; margin: 0 auto; text-align: center; }
.manifesto__quote {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(22px, 3vw, 34px);
  letter-spacing: -0.8px;
  line-height: 1.3;
  color: var(--fg);
  margin-bottom: 32px;
}
.manifesto__body {
  font-size: 17px;
  color: var(--fg-2);
  line-height: 1.75;
  max-width: 640px;
  margin: 0 auto;
}

/* ---- Closing ---- */
.closing {
  padding: 100px 48px;
  max-width: 1200px;
  margin: 0 auto;
}
.closing__inner {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  background: var(--border);
  border-radius: 20px;
  overflow: hidden;
  margin-bottom: 60px;
}
.closing__stat {
  background: var(--bg-2);
  padding: 40px 36px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.closing__number {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 52px;
  letter-spacing: -2px;
  color: var(--accent);
  line-height: 1;
}
.closing__label { font-size: 14px; color: var(--fg-2); line-height: 1.5; }
.closing__vision {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(22px, 2.5vw, 30px);
  letter-spacing: -0.6px;
  line-height: 1.4;
  max-width: 700px;
  color: var(--fg-2);
}

/* ---- Footer ---- */
.footer {
  padding: 40px 48px;
  border-top: 1px solid var(--border);
}
.footer__inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.footer__brand { display: flex; flex-direction: column; gap: 4px; }
.footer__name { font-family: var(--font-display); font-weight: 800; font-size: 18px; }
.footer__desc { font-size: 13px; color: var(--fg-3); }
.footer__meta { font-size: 12px; color: var(--fg-3); }

/* ---- Responsive ---- */
@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; gap: 48px; padding-top: 100px; }
  .hero__right { justify-content: center; }
  .loop__steps { grid-template-columns: 1fr; }
  .step-arrow { display: none; }
  .features__grid { grid-template-columns: 1fr 1fr; }
  .closing__inner { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
  .nav { padding: 0 20px; }
  .hero { padding: 100px 20px 60px; }
  .loop, .features, .manifesto, .closing { padding: 60px 20px; }
  .features__grid { grid-template-columns: 1fr; }
  .footer { padding: 32px 20px; }
}