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

:root {
  --bg: #0d0d12;
  --surface: #16161f;
  --surface2: #1e1e28;
  --accent: #f59e0b;
  --accent-dim: #b47408;
  --text: #f0ede6;
  --text-muted: #8a8897;
  --text-dim: #5a5868;
  --serif: 'Instrument Serif', Georgia, serif;
  --sans: 'DM Sans', system-ui, sans-serif;
}

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

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-weight: 400;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* Nav */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 20px 48px;
  background: rgba(13, 13, 18, 0.85);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(240, 237, 230, 0.06);
}
.nav-inner { max-width: 1100px; margin: 0 auto; display: flex; align-items: center; gap: 12px; }
.nav-logo { font-family: var(--serif); font-size: 1.5rem; color: var(--text); text-decoration: none; letter-spacing: -0.01em; }
.nav-tagline { font-size: 0.75rem; color: var(--text-muted); letter-spacing: 0.08em; text-transform: uppercase; }

/* Hero */
.hero { position: relative; overflow: hidden; padding: 100px 48px 80px; }
.hero-grid-bg {
  position: absolute; inset: 0;
  background-image: radial-gradient(circle at 1px 1px, rgba(240,237,230,0.06) 1px, transparent 0);
  background-size: 32px 32px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 40%, transparent 100%);
  pointer-events: none;
}
.hero-inner { max-width: 1100px; margin: 0 auto; display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.hero-eyebrow { font-size: 0.75rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--accent); margin-bottom: 24px; font-weight: 500; }
.hero-headline {
  font-family: var(--serif);
  font-size: clamp(3rem, 5vw, 4.5rem);
  line-height: 1.08;
  color: var(--text);
  margin-bottom: 28px;
  letter-spacing: -0.02em;
}
.hero-headline em { font-style: italic; color: var(--accent); }
.hero-para { font-size: 1.1rem; color: var(--text-muted); line-height: 1.7; max-width: 460px; margin-bottom: 40px; }
.hero-stats { display: flex; align-items: center; gap: 24px; }
.hero-stat { display: flex; flex-direction: column; }
.stat-num { font-family: var(--serif); font-size: 2rem; color: var(--text); line-height: 1; }
.stat-label { font-size: 0.7rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-muted); margin-top: 4px; }
.hero-stat-divider { width: 1px; height: 40px; background: rgba(240,237,230,0.12); }

/* Voice Card */
.voice-card {
  background: var(--surface);
  border: 1px solid rgba(240,237,230,0.08);
  border-radius: 16px;
  padding: 28px;
  box-shadow: 0 24px 64px rgba(0,0,0,0.4), 0 0 0 1px rgba(245,158,11,0.08);
}
.voice-card-header { display: flex; align-items: center; gap: 10px; margin-bottom: 20px; }
.voice-dot { width: 8px; height: 8px; border-radius: 50%; background: #22c55e; box-shadow: 0 0 8px #22c55e; animation: pulse 2s infinite; }
@keyframes pulse { 0%,100% { opacity:1; } 50% { opacity: 0.4; } }
.voice-label { font-size: 0.75rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--text-muted); }
.voice-wave { display: flex; align-items: flex-end; gap: 4px; height: 40px; margin-bottom: 20px; }
.voice-wave span { display: block; width: 5px; background: var(--accent); border-radius: 3px; height: var(--h); opacity: 0.7; }
.voice-samples { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 20px; }
.sample-chip { font-size: 0.7rem; padding: 4px 10px; background: var(--surface2); border: 1px solid rgba(240,237,230,0.1); border-radius: 20px; color: var(--text-muted); }
.voice-output { background: var(--bg); border-radius: 10px; padding: 16px; border: 1px solid rgba(240,237,230,0.06); }
.output-line { font-size: 0.8rem; color: var(--text-muted); line-height: 1.6; }
.output-meta { font-size: 0.7rem; letter-spacing: 0.06em; text-transform: uppercase; color: var(--text-dim); margin-bottom: 8px; }
.output-ai { color: var(--accent); font-size: 0.72rem; margin-top: 6px; }

/* Proof */
.proof { background: var(--surface); border-top: 1px solid rgba(240,237,230,0.05); border-bottom: 1px solid rgba(240,237,230,0.05); padding: 80px 48px; }
.proof-inner { max-width: 1100px; margin: 0 auto; display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.quote-text { font-family: var(--serif); font-size: 1.5rem; line-height: 1.5; color: var(--text); font-style: italic; margin-bottom: 20px; }
.attr-name { display: block; font-size: 0.9rem; font-weight: 500; color: var(--text); }
.attr-role { display: block; font-size: 0.8rem; color: var(--text-muted); margin-top: 4px; }
.proof-stats { display: flex; flex-direction: column; gap: 32px; }
.proof-stat { padding-left: 20px; border-left: 2px solid var(--accent); }
.proof-num { display: block; font-family: var(--serif); font-size: 2.5rem; color: var(--text); line-height: 1; margin-bottom: 8px; }
.proof-label { font-size: 0.85rem; color: var(--text-muted); line-height: 1.5; }

/* Sections shared */
.section-label { font-size: 0.72rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--accent); margin-bottom: 16px; font-weight: 500; }
.section-headline { font-family: var(--serif); font-size: clamp(2rem, 3.5vw, 3rem); line-height: 1.15; color: var(--text); letter-spacing: -0.02em; margin-bottom: 48px; }
.section-headline em { font-style: italic; color: var(--accent); }

/* How */
.how { padding: 100px 48px; }
.how-inner { max-width: 1100px; margin: 0 auto; }
.steps { display: flex; align-items: flex-start; gap: 0; }
.step { flex: 1; padding: 0 32px; border-left: 2px solid rgba(245,158,11,0.2); }
.step:first-child { border-left: none; padding-left: 0; }
.step-num { font-family: var(--serif); font-size: 3rem; color: var(--accent); line-height: 1; margin-bottom: 16px; opacity: 0.5; }
.step-title { font-size: 1.1rem; font-weight: 600; color: var(--text); margin-bottom: 12px; }
.step-desc { font-size: 0.9rem; color: var(--text-muted); line-height: 1.6; }
.step-connector { padding-top: 48px; flex-shrink: 0; }

/* Voice section */
.voice-section { padding: 100px 48px; background: var(--surface); }
.voice-inner { max-width: 1100px; margin: 0 auto; display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.voice-para { font-size: 0.95rem; color: var(--text-muted); line-height: 1.8; margin-bottom: 20px; }
.voice-comparison { display: flex; flex-direction: column; gap: 0; }
.compare-box { padding: 20px 24px; border-radius: 12px; border: 1px solid; }
.compare-generic { background: rgba(90,88,104,0.15); border-color: rgba(90,88,104,0.3); border-bottom-left-radius: 0; border-bottom-right-radius: 0; }
.compare-divider { display: flex; justify-content: center; padding: 8px 0; background: var(--surface); border-left: 1px solid rgba(90,88,104,0.3); border-right: 1px solid rgba(90,88,104,0.3); }
.compare-yours { background: rgba(245,158,11,0.06); border-color: rgba(245,158,11,0.25); border-top-left-radius: 0; border-top-right-radius: 0; }
.compare-label { font-size: 0.7rem; letter-spacing: 0.1em; text-transform: uppercase; font-weight: 600; display: block; margin-bottom: 10px; }
.generic-label { color: var(--text-dim); }
.yours-label { color: var(--accent); }
.compare-text { font-size: 0.82rem; line-height: 1.7; color: var(--text-muted); font-style: italic; }
.compare-yours .compare-text { color: var(--text); font-style: normal; }

/* Platforms */
.platforms { padding: 100px 48px; }
.platforms-inner { max-width: 1100px; margin: 0 auto; }
.platform-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: rgba(240,237,230,0.06); border: 1px solid rgba(240,237,230,0.06); border-radius: 16px; overflow: hidden; }
.platform-card { background: var(--surface); padding: 36px 28px; transition: background 0.2s; }
.platform-card:hover { background: var(--surface2); }
.platform-icon { color: var(--accent); margin-bottom: 20px; }
.platform-name { font-size: 1rem; font-weight: 600; color: var(--text); margin-bottom: 10px; }
.platform-desc { font-size: 0.82rem; color: var(--text-muted); line-height: 1.6; }

/* Closing */
.closing { padding: 120px 48px; text-align: center; position: relative; overflow: hidden; }
.closing::before {
  content: '';
  position: absolute; top: 0; left: 50%; transform: translateX(-50%);
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(245,158,11,0.08) 0%, transparent 70%);
  pointer-events: none;
}
.closing-inner { max-width: 680px; margin: 0 auto; position: relative; }
.closing-label { font-size: 0.72rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--accent); margin-bottom: 20px; }
.closing-headline { font-family: var(--serif); font-size: clamp(2.2rem, 4vw, 3.5rem); line-height: 1.15; color: var(--text); letter-spacing: -0.02em; margin-bottom: 24px; }
.closing-sub { font-size: 1rem; color: var(--text-muted); line-height: 1.7; margin-bottom: 36px; }
.closing-pill { display: inline-flex; align-items: center; gap: 10px; padding: 12px 24px; background: var(--surface); border: 1px solid rgba(240,237,230,0.1); border-radius: 40px; font-size: 0.85rem; color: var(--text-muted); }
.pill-dot { width: 8px; height: 8px; border-radius: 50%; background: #22c55e; box-shadow: 0 0 8px #22c55e; }

/* Footer */
.footer { border-top: 1px solid rgba(240,237,230,0.06); padding: 32px 48px; }
.footer-inner { max-width: 1100px; margin: 0 auto; display: flex; justify-content: space-between; align-items: center; }
.footer-logo { font-family: var(--serif); font-size: 1.1rem; color: var(--text); }
.footer-tagline { font-size: 0.75rem; color: var(--text-dim); margin-left: 16px; }
.footer-copy { font-size: 0.75rem; color: var(--text-dim); }
.footer-brand { display: flex; align-items: center; }

/* Responsive */
@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; gap: 48px; }
  .hero-visual { order: -1; }
  .proof-inner { grid-template-columns: 1fr; gap: 48px; }
  .voice-inner { grid-template-columns: 1fr; }
  .steps { flex-direction: column; }
  .step { border-left: none; border-top: 2px solid rgba(245,158,11,0.2); padding: 32px 0; }
  .step:first-child { border-top: none; padding-top: 0; }
  .step-connector { display: none; }
  .platform-grid { grid-template-columns: repeat(2, 1fr); }
  .nav { padding: 16px 24px; }
  .hero, .how, .voice-section, .platforms, .closing { padding: 72px 24px; }
  .proof { padding: 60px 24px; }
  .footer { padding: 24px; }
  .footer-inner { flex-direction: column; gap: 12px; text-align: center; }
}
@media (max-width: 480px) {
  .platform-grid { grid-template-columns: 1fr; }
  .hero-stats { gap: 16px; }
  .stat-num { font-size: 1.6rem; }
}