/* === BASE === */
:root {
  --bg: #0b0e14;
  --surface: #12161f;
  --surface-2: #1a1f2e;
  --border: #232838;
  --fg: #f0ede8;
  --fg-muted: #8b95a5;
  --accent: #ff6240;
  --accent-dim: rgba(255, 98, 64, 0.12);
  --accent-glow: rgba(255, 98, 64, 0.06);
  --green: #34d399;
  --font-display: 'Space Grotesk', system-ui, sans-serif;
  --font-body: 'DM Sans', system-ui, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

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

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* === NAV === */
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.5rem 3rem;
  border-bottom: 1px solid var(--border);
}

.nav__logo {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--fg);
  letter-spacing: -0.02em;
}

.nav__tag {
  font-size: 0.75rem;
  color: var(--fg-muted);
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

/* === HERO === */
.hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  padding: 5rem 3rem 4rem;
  border-bottom: 1px solid var(--border);
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
}

.hero__label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  color: var(--accent);
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}

.hero__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  display: inline-block;
  box-shadow: 0 0 8px var(--accent);
}

.hero__headline {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 5vw, 4.5rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: var(--fg);
  margin-bottom: 1.5rem;
}

.hero__headline em {
  font-style: normal;
  color: var(--accent);
}

.hero__sub {
  font-size: 1.1rem;
  color: var(--fg-muted);
  line-height: 1.7;
  max-width: 480px;
  margin-bottom: 2.5rem;
}

.hero__proof {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.hero__proof-item {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.hero__proof-num {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--fg);
}

.hero__proof-label {
  font-size: 0.75rem;
  color: var(--fg-muted);
}

.hero__proof-divider {
  width: 1px;
  height: 40px;
  background: var(--border);
}

/* === HERO VISUAL (Cards) === */
.hero__visual {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  position: relative;
}

.hero__card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.25rem;
}

.hero__card--main {
  box-shadow: 0 0 40px rgba(255, 98, 64, 0.06), 0 20px 60px rgba(0,0,0,0.3);
}

.hero__card--secondary {
  background: var(--surface-2);
}

.card__header {
  display: flex;
  gap: 6px;
  margin-bottom: 0.75rem;
}

.card__dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--border);
}

.card__dot--green { background: var(--green); }

.card__label {
  font-size: 0.7rem;
  color: var(--fg-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 0.75rem;
}

.card__content {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.card__msg {
  padding: 0.75rem 1rem;
  border-radius: 10px;
  font-size: 0.85rem;
  line-height: 1.5;
}

.card__msg--in {
  background: var(--surface-2);
  color: var(--fg-muted);
  border-bottom-left-radius: 4px;
}

.card__msg--out {
  background: var(--accent-dim);
  color: var(--fg);
  border-bottom-right-radius: 4px;
  border: 1px solid rgba(255, 98, 64, 0.2);
}

.card__footer {
  display: flex;
  gap: 0.5rem;
}

.card__badge {
  font-size: 0.65rem;
  padding: 0.25rem 0.6rem;
  border-radius: 20px;
  background: var(--surface-2);
  color: var(--fg-muted);
}

.card__badge--ai {
  background: rgba(52, 211, 153, 0.15);
  color: var(--green);
}

.card__social {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.social__item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.8rem;
  color: var(--fg-muted);
  line-height: 1.5;
}

.social__icon {
  background: var(--accent-dim);
  color: var(--accent);
  font-size: 0.65rem;
  font-weight: 700;
  padding: 0.2rem 0.4rem;
  border-radius: 4px;
  letter-spacing: 0.02em;
  flex-shrink: 0;
  margin-top: 1px;
}

/* === FEATURES === */
.features {
  padding: 5rem 3rem;
  border-bottom: 1px solid var(--border);
}

.features__header {
  text-align: center;
  margin-bottom: 4rem;
}

.features__eyebrow {
  font-size: 0.75rem;
  color: var(--accent);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.features__title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3vw, 2.8rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--fg);
}

.features__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  max-width: 1000px;
  margin: 0 auto;
}

.feature {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 2rem;
  transition: border-color 0.2s;
}

.feature:hover {
  border-color: rgba(255, 98, 64, 0.3);
}

.feature__icon {
  width: 44px;
  height: 44px;
  background: var(--accent-dim);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  margin-bottom: 1.25rem;
}

.feature__title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--fg);
  margin-bottom: 0.75rem;
}

.feature__desc {
  font-size: 0.9rem;
  color: var(--fg-muted);
  line-height: 1.6;
  margin-bottom: 1rem;
}

.feature__list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.feature__list li {
  font-size: 0.82rem;
  color: var(--fg-muted);
  padding-left: 1.25rem;
  position: relative;
}

.feature__list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent);
}

/* === AUDIENCE === */
.audience {
  padding: 5rem 3rem;
  border-bottom: 1px solid var(--border);
}

.audience__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  max-width: 1100px;
  margin: 0 auto;
}

.audience__eyebrow {
  font-size: 0.75rem;
  color: var(--accent);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.audience__title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--fg);
  margin-bottom: 1rem;
}

.audience__desc {
  font-size: 0.95rem;
  color: var(--fg-muted);
  line-height: 1.7;
}

.audience__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}

.audience__item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.85rem 1rem;
  font-size: 0.85rem;
  color: var(--fg);
  font-weight: 500;
}

.audience__icon {
  color: var(--accent);
  flex-shrink: 0;
}

/* === CLOSING === */
.closing {
  padding: 6rem 3rem;
  border-bottom: 1px solid var(--border);
  text-align: center;
}

.closing__inner {
  max-width: 800px;
  margin: 0 auto;
}

.closing__headline {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.03em;
  color: var(--fg);
  margin-bottom: 1.5rem;
}

.closing__headline em {
  font-style: normal;
  color: var(--accent);
}

.closing__sub {
  font-size: 1.05rem;
  color: var(--fg-muted);
  line-height: 1.7;
  max-width: 600px;
  margin: 0 auto 3rem;
}

.closing__visual {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0;
  margin-bottom: 3rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 2rem;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.closing__stat {
  flex: 1;
  padding: 0 2rem;
}

.closing__stat-num {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--fg);
  margin-bottom: 0.4rem;
}

.closing__stat-label {
  font-size: 0.78rem;
  color: var(--fg-muted);
  line-height: 1.4;
}

.closing__divider {
  width: 1px;
  height: 60px;
  background: var(--border);
}

.closing__tagline {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--fg-muted);
  letter-spacing: -0.01em;
}

/* === FOOTER === */
.footer {
  padding: 2rem 3rem;
}

.footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto;
}

.footer__logo {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--fg);
  margin-bottom: 0.25rem;
}

.footer__tagline {
  font-size: 0.8rem;
  color: var(--fg-muted);
}

.footer__meta {
  font-size: 0.75rem;
  color: var(--fg-muted);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.footer__sep {
  color: var(--border);
}

/* === RESPONSIVE === */
@media (max-width: 900px) {
  .hero {
    grid-template-columns: 1fr;
    gap: 2.5rem;
    padding: 3rem 1.5rem 2.5rem;
  }

  .nav {
    padding: 1rem 1.5rem;
  }

  .features {
    padding: 3rem 1.5rem;
  }

  .features__grid {
    grid-template-columns: 1fr;
  }

  .audience__inner {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .audience {
    padding: 3rem 1.5rem;
  }

  .audience__grid {
    grid-template-columns: 1fr;
  }

  .closing {
    padding: 4rem 1.5rem;
  }

  .closing__visual {
    flex-direction: column;
    gap: 1.5rem;
  }

  .closing__divider {
    width: 60px;
    height: 1px;
  }

  .footer {
    padding: 1.5rem;
  }

  .footer__inner {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }

  .hero__visual {
    order: -1;
  }

  .hero__headline {
    font-size: 2.5rem;
  }

  .hero__proof {
    flex-wrap: wrap;
    gap: 1rem;
  }
}

@media (max-width: 480px) {
  .hero__proof-divider { display: none; }
  .hero__proof { flex-direction: column; }
}