/* ── Variables ── */
:root {
  --bg: #0d0e12;
  --surface: #14161d;
  --surface-2: #1c1f2a;
  --accent: #e8a040;
  --accent-dim: rgba(232, 160, 64, 0.12);
  --text: #f0ede8;
  --text-muted: #7a7d8a;
  --border: rgba(255,255,255,0.07);
  --radius: 14px;
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'DM Sans', system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 {
  font-family: 'Sora', system-ui, sans-serif;
  font-weight: 700;
  line-height: 1.15;
}

/* ── Nav ── */
.nav {
  padding: 24px 40px;
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: 1120px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.wordmark {
  font-family: 'Sora', sans-serif;
  font-weight: 700;
  font-size: 18px;
  letter-spacing: -0.02em;
  color: var(--text);
}
.nav-tag {
  font-size: 13px;
  color: var(--text-muted);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* ── Shared ── */
.section-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}

/* ── Hero ── */
.hero {
  padding: 80px 40px 100px;
}
.hero-inner {
  max-width: 1120px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.hero-eyebrow {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
}
.hero-headline {
  font-size: clamp(40px, 5vw, 64px);
  font-weight: 700;
  color: var(--text);
  margin-bottom: 28px;
  letter-spacing: -0.03em;
}
.hero-sub {
  font-size: 18px;
  line-height: 1.7;
  color: var(--text-muted);
  max-width: 440px;
}

/* Chat window */
.chat-window {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.chat-header {
  padding: 14px 18px;
  display: flex;
  gap: 8px;
  border-bottom: 1px solid var(--border);
}
.chat-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--surface-2);
}
.chat-messages {
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.msg p {
  font-size: 14px;
  line-height: 1.55;
}
.control-msg {
  background: var(--surface-2);
  padding: 12px 16px;
  border-radius: 12px;
  border-bottom-left-radius: 4px;
}
.control-msg.urgent {
  background: rgba(232, 160, 64, 0.1);
  border: 1px solid rgba(232, 160, 64, 0.2);
}
.control-msg p { color: var(--text); }
.user-msg {
  background: var(--accent-dim);
  padding: 12px 16px;
  border-radius: 12px;
  border-bottom-right-radius: 4px;
  align-self: flex-end;
  max-width: 70%;
}
.user-msg p { color: var(--accent); font-weight: 500; }

/* ── Problem ── */
.problem {
  padding: 100px 40px;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.problem-inner {
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
}
.problem-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 28px;
}
.problem-headline {
  font-size: clamp(28px, 3.5vw, 42px);
  color: var(--text);
  margin-bottom: 32px;
  letter-spacing: -0.02em;
}
.problem-body {
  font-size: 17px;
  color: var(--text-muted);
  line-height: 1.75;
  margin-bottom: 20px;
}
.problem-body:last-child { margin-bottom: 0; }

/* ── Conscience ── */
.conscience { padding: 100px 40px; }
.conscience-inner {
  max-width: 1120px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 80px;
  align-items: start;
}
.conscience-headline {
  font-size: clamp(28px, 3vw, 40px);
  color: var(--text);
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}
.conscience-body {
  font-size: 16px;
  color: var(--text-muted);
  line-height: 1.7;
}
.conscience-quotes {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.quote-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 22px;
}
.quote-text {
  font-family: 'Sora', sans-serif;
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 10px;
  line-height: 1.4;
  font-style: italic;
}
.quote-context {
  font-size: 12px;
  color: var(--text-muted);
}

/* ── How It Works ── */
.howitworks { padding: 100px 40px; border-top: 1px solid var(--border); }
.howitworks-inner { max-width: 1120px; margin: 0 auto; }
.howitworks-headline {
  font-size: clamp(28px, 3vw, 40px);
  color: var(--text);
  margin-bottom: 56px;
  letter-spacing: -0.02em;
}
.steps { display: flex; flex-direction: column; gap: 0; }
.step {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 40px;
  padding: 40px 0;
  border-bottom: 1px solid var(--border);
  align-items: start;
}
.step:last-child { border-bottom: none; }
.step-number {
  font-family: 'Sora', sans-serif;
  font-size: 48px;
  font-weight: 700;
  color: var(--accent);
  opacity: 0.25;
  letter-spacing: -0.04em;
  line-height: 1;
}
.step h3 {
  font-size: 20px;
  color: var(--text);
  margin-bottom: 10px;
}
.step p {
  font-size: 16px;
  color: var(--text-muted);
  line-height: 1.65;
}

/* ── Channels ── */
.channels { padding: 100px 40px; border-top: 1px solid var(--border); background: var(--surface); }
.channels-inner { max-width: 1120px; margin: 0 auto; }
.channels-headline {
  font-size: clamp(28px, 3vw, 40px);
  color: var(--text);
  margin-bottom: 48px;
  letter-spacing: -0.02em;
}
.channel-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.channel {
  padding: 28px 24px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.channel-icon {
  color: var(--accent);
  margin-bottom: 16px;
}
.channel h3 {
  font-size: 17px;
  color: var(--text);
  margin-bottom: 10px;
}
.channel p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ── Tone ── */
.tone { padding: 100px 40px; border-top: 1px solid var(--border); }
.tone-inner { max-width: 1120px; margin: 0 auto; }
.tone-headline {
  font-size: clamp(28px, 3vw, 40px);
  color: var(--text);
  margin-bottom: 48px;
  letter-spacing: -0.02em;
}
.tone-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.tone-card {
  padding: 32px 28px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  text-align: center;
}
.tone-emoji { color: var(--accent); margin-bottom: 20px; }
.tone-card h3 {
  font-size: 18px;
  color: var(--text);
  margin-bottom: 12px;
}
.tone-card p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.65;
}

/* ── Closing ── */
.closing {
  padding: 120px 40px;
  border-top: 1px solid var(--border);
  text-align: center;
}
.closing-inner { max-width: 640px; margin: 0 auto; }
.closing-text {
  font-family: 'Sora', sans-serif;
  font-size: clamp(26px, 3vw, 38px);
  font-weight: 700;
  color: var(--text);
  line-height: 1.3;
  margin-bottom: 28px;
  letter-spacing: -0.02em;
}
.closing-sub p {
  font-size: 16px;
  color: var(--text-muted);
  line-height: 1.7;
}
.closing-sub p:last-child { margin-top: 10px; }

/* ── Footer ── */
.footer {
  padding: 40px;
  border-top: 1px solid var(--border);
}
.footer-inner {
  max-width: 1120px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.footer-tagline {
  display: block;
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 6px;
}
.footer-note {
  font-size: 13px;
  color: var(--text-muted);
}

/* ── Responsive ── */
@media (max-width: 900px) {
  .hero-inner,
  .conscience-inner { grid-template-columns: 1fr; gap: 48px; }
  .hero-visual { display: none; }
  .hero-headline { font-size: 40px; }
  .channel-grid { grid-template-columns: 1fr 1fr; }
  .tone-grid { grid-template-columns: 1fr; }
  .step { grid-template-columns: 60px 1fr; gap: 20px; }
  .step-number { font-size: 36px; }
}
@media (max-width: 600px) {
  .hero, .problem, .conscience, .howitworks, .channels, .tone, .closing { padding: 64px 24px; }
  .nav { padding: 20px 24px; }
  .footer { padding: 32px 24px; }
  .footer-inner { flex-direction: column; gap: 12px; text-align: center; }
  .channel-grid { grid-template-columns: 1fr; }
  .conscience-quotes { grid-template-columns: 1fr; }
  .hero-headline { font-size: 34px; }
}