:root {
  --bg: #0d0b0e;
  --bg-elevated: #1a1720;
  --fg: #f0ece4;
  --fg-muted: #9e96a8;
  --accent: #e8b4f8;
  --accent-warm: #f8c4b4;
  --accent-cool: #b4d4f8;
  --border: rgba(232, 180, 248, 0.12);
  --radius: 16px;
  --radius-sm: 10px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  background: var(--bg);
  color: var(--fg);
  font-family: 'DM Sans', sans-serif;
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

/* === HERO === */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 80px 24px 60px;
  background:
    radial-gradient(ellipse 60% 50% at 20% 80%, rgba(232, 180, 248, 0.08) 0%, transparent 70%),
    radial-gradient(ellipse 50% 40% at 80% 20%, rgba(180, 212, 248, 0.06) 0%, transparent 70%),
    var(--bg);
}

.hero-inner {
  max-width: 720px;
  text-align: center;
}

.hero-badge {
  display: inline-block;
  font-family: 'DM Sans', sans-serif;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid var(--border);
  padding: 6px 18px;
  border-radius: 100px;
  margin-bottom: 32px;
}

.hero h1 {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: clamp(3rem, 8vw, 5.5rem);
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
  background: linear-gradient(135deg, var(--fg) 0%, var(--accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  font-size: 18px;
  color: var(--fg-muted);
  max-width: 540px;
  margin: 0 auto 48px;
  line-height: 1.7;
}

/* Chat bubbles */
.hero-bubbles {
  display: flex;
  flex-direction: column;
  gap: 16px;
  max-width: 500px;
  margin: 0 auto;
}

.bubble {
  padding: 18px 22px;
  border-radius: var(--radius);
  text-align: left;
  position: relative;
}

.bubble-label {
  font-size: 11px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  display: block;
  margin-bottom: 8px;
}

.bubble p {
  font-size: 15px;
  font-style: italic;
  line-height: 1.55;
}

.bubble-left {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  align-self: flex-start;
  margin-right: 48px;
}

.bubble-left .bubble-label {
  color: var(--fg-muted);
}

.bubble-left p {
  color: var(--fg-muted);
}

.bubble-right {
  background: linear-gradient(135deg, rgba(232, 180, 248, 0.12) 0%, rgba(248, 196, 180, 0.08) 100%);
  border: 1px solid rgba(232, 180, 248, 0.2);
  align-self: flex-end;
  margin-left: 48px;
}

.bubble-right .bubble-label {
  color: var(--accent);
}

.bubble-right p {
  color: var(--fg);
}

/* === PROBLEM === */
.problem {
  padding: 100px 24px;
  background: var(--bg-elevated);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.problem-inner {
  max-width: 640px;
  margin: 0 auto;
}

.problem h2 {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
  color: var(--accent-warm);
}

.problem p {
  font-size: 17px;
  color: var(--fg-muted);
  margin-bottom: 20px;
}

.problem-highlight {
  color: var(--fg) !important;
  font-weight: 500;
  font-size: 19px !important;
}

/* === FEATURES === */
.features {
  padding: 100px 24px;
}

.features-inner {
  max-width: 880px;
  margin: 0 auto;
}

.features h2 {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  letter-spacing: -0.02em;
  margin-bottom: 56px;
  text-align: center;
}

.features-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.feature-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 30px;
  transition: border-color 0.3s, transform 0.3s;
}

.feature-card:hover {
  border-color: rgba(232, 180, 248, 0.3);
  transform: translateY(-2px);
}

.feature-icon {
  font-size: 28px;
  margin-bottom: 16px;
}

.feature-card h3 {
  font-family: 'Syne', sans-serif;
  font-weight: 600;
  font-size: 20px;
  margin-bottom: 12px;
  color: var(--fg);
}

.feature-card p {
  font-size: 15px;
  color: var(--fg-muted);
  line-height: 1.6;
}

/* === SCENARIOS === */
.scenarios {
  padding: 100px 24px;
  background: var(--bg-elevated);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.scenarios-inner {
  max-width: 700px;
  margin: 0 auto;
  text-align: center;
}

.scenarios h2 {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  letter-spacing: -0.02em;
  margin-bottom: 48px;
}

.scenario-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-bottom: 40px;
}

.scenario-item {
  display: inline-block;
  background: rgba(232, 180, 248, 0.06);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 10px 22px;
  font-size: 14px;
  color: var(--fg-muted);
  font-style: italic;
  transition: border-color 0.3s, color 0.3s;
}

.scenario-item:hover {
  border-color: rgba(232, 180, 248, 0.35);
  color: var(--fg);
}

.scenario-cta {
  font-size: 18px;
  font-weight: 500;
  color: var(--accent);
}

/* === CLOSING === */
.closing {
  padding: 120px 24px;
  text-align: center;
  background:
    radial-gradient(ellipse 50% 50% at 50% 100%, rgba(248, 196, 180, 0.06) 0%, transparent 70%),
    var(--bg);
}

.closing-inner {
  max-width: 600px;
  margin: 0 auto;
}

.closing h2 {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: clamp(1.8rem, 5vw, 3rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
}

.closing p {
  font-size: 17px;
  color: var(--fg-muted);
  margin-bottom: 20px;
  line-height: 1.7;
}

.closing-tagline {
  color: var(--accent) !important;
  font-weight: 500;
  font-size: 19px !important;
  font-style: italic;
}

/* === FOOTER === */
.site-footer {
  padding: 40px 24px;
  border-top: 1px solid var(--border);
}

.footer-inner {
  max-width: 880px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
}

.footer-brand {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 16px;
  color: var(--fg);
}

.footer-divider {
  color: var(--border);
}

.footer-tagline {
  font-size: 14px;
  color: var(--fg-muted);
}

/* === RESPONSIVE === */
@media (max-width: 640px) {
  .features-grid {
    grid-template-columns: 1fr;
  }

  .bubble-left {
    margin-right: 24px;
  }

  .bubble-right {
    margin-left: 24px;
  }

  .hero {
    padding: 60px 20px 40px;
  }

  .problem,
  .features,
  .scenarios,
  .closing {
    padding: 72px 20px;
  }
}