:root { --paper:#fffaf0; --cream:#f4ead6; --ink:#12323b; --muted:#5d706f; --teal:#0f7f7a; --gold:#d7a744; --line:#d9cbb5; }
* { box-sizing:border-box; }
html { scroll-behavior:smooth; }
body { margin:0; background:var(--cream); color:var(--ink); font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif; }
a { color:inherit; }
.site-header { display:flex; align-items:center; justify-content:space-between; padding:22px clamp(22px,5vw,76px); border-bottom:1px solid rgba(18,50,59,.14); background:var(--paper); }
.brand { display:flex; align-items:center; gap:11px; font-weight:750; text-decoration:none; }
.brand-mark { display:grid; place-items:center; width:36px; height:36px; border-radius:50%; background:var(--teal); color:white; font-family:Georgia,serif; }
.book-chip { padding:8px 13px; border:1px solid var(--line); border-radius:999px; font-size:13px; }
.hero { position:relative; overflow:hidden; min-height:560px; padding:clamp(72px,10vw,124px) clamp(22px,9vw,140px) 96px; background:radial-gradient(circle at 86% 18%,rgba(215,167,68,.35),transparent 25%),linear-gradient(135deg,var(--paper),#e8f0e8 72%,#d6e3de); }
.hero-copy-wrap { position:relative; z-index:1; }
.eyebrow { margin:0 0 18px; color:var(--teal); font-size:12px; font-weight:850; letter-spacing:.14em; text-transform:uppercase; }
h1,h2,h3 { font-family:Georgia,"Times New Roman",serif; }
h1 { max-width:900px; margin:0; font-size:clamp(48px,8vw,100px); line-height:.97; letter-spacing:-.04em; }
.hero-copy { max-width:680px; margin:30px 0; font-size:clamp(18px,2vw,23px); line-height:1.55; color:#405d5f; }
.primary-link { display:inline-block; padding:14px 20px; border-radius:999px; background:var(--ink); color:white; font-weight:780; text-decoration:none; }
.sound-motif { position:absolute; right:clamp(18px,7vw,100px); bottom:70px; display:flex; align-items:center; gap:12px; height:180px; opacity:.9; }
.sound-motif span { display:block; width:16px; border-radius:20px; background:var(--gold); }
.sound-motif span:nth-child(1),.sound-motif span:nth-child(5){height:60px}.sound-motif span:nth-child(2),.sound-motif span:nth-child(4){height:115px}.sound-motif span:nth-child(3){height:170px;background:var(--teal)}
.how { padding:68px clamp(22px,7vw,110px); background:var(--ink); color:white; }
.how .eyebrow { color:#f0c76f; }
.how h2 { max-width:850px; margin:0 0 28px; font-size:clamp(36px,5vw,62px); line-height:1.04; }
.how ol { display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:24px; margin:0; padding-left:22px; }
.how li { padding-right:18px; line-height:1.6; color:#e8efec; }
.track-section { padding:80px clamp(22px,7vw,110px) 110px; }
.section-heading { display:flex; justify-content:space-between; gap:35px; align-items:end; margin-bottom:36px; }
.section-heading h2 { margin:0; font-size:clamp(38px,5vw,64px); }
.section-heading>p { max-width:480px; color:var(--muted); line-height:1.6; }
.unit-grid { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:22px; }
.unit-card { scroll-margin-top:20px; padding:clamp(24px,4vw,38px); border:1px solid var(--line); border-radius:25px; background:rgba(255,250,240,.9); box-shadow:0 18px 50px rgba(28,64,67,.06); }
.unit-number { color:var(--teal); font-size:12px; font-weight:850; letter-spacing:.12em; text-transform:uppercase; }
.unit-card h3 { margin:12px 0 10px; font-size:clamp(27px,3vw,39px); line-height:1.08; }
.unit-card>p { min-height:48px; color:var(--muted); line-height:1.5; }
.track { margin-top:18px; padding:15px; border-radius:16px; background:white; border:1px solid #e7dac5; }
.track.dialogue { background:#e9f3f0; }
.track-heading { display:flex; align-items:baseline; justify-content:space-between; gap:12px; margin-bottom:10px; }
.track-heading small { color:var(--muted); }
audio { display:block; width:100%; height:42px; }
.download { display:inline-block; margin-top:9px; color:var(--teal); font-size:13px; font-weight:750; text-underline-offset:3px; }
.loading,.error { grid-column:1/-1; padding:32px; border-radius:18px; background:white; color:var(--muted); }
footer { display:flex; justify-content:space-between; gap:20px; padding:34px clamp(22px,7vw,110px); background:#0c2931; color:#e7efec; font-size:13px; }
footer p { margin:0; }
@media (max-width:760px) { .book-chip{display:none}.hero{min-height:640px}h1{font-size:44px}.sound-motif{right:-18px;opacity:.42}.how ol,.unit-grid{grid-template-columns:1fr}.section-heading{display:block}footer{display:block}footer p+p{margin-top:8px} }
@media (prefers-reduced-motion:reduce) { html{scroll-behavior:auto} }