:root { --bg: #15100b; --ink: #f3ead7; --muted: #cbbd9f; --gold: #d9b36c; --line: rgba(243,234,215,.16); --serif: "Cormorant Garamond", Georgia, serif; --sans: Inter, system-ui, "Segoe UI", sans-serif; color-scheme: dark; }
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 16px/1.6 var(--sans); }
a { color: inherit; }
a:focus-visible, button:focus-visible { outline: 3px solid var(--gold); outline-offset: 4px; }
h1, h2, p { margin: 0; }
.top { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 14px clamp(16px, 5vw, 64px); }
.top a, .top button { display: inline-flex; align-items: center; min-height: 44px; padding: 8px 4px; font: 500 14px var(--sans); color: var(--ink); text-decoration: none; background: none; border: 0; cursor: pointer; }
.top nav { display: flex; gap: 18px; }
.top a:hover, .top button:hover { color: var(--gold); }

.play { position: relative; isolation: isolate; min-height: min(78vh, 640px); display: flex; align-items: center; padding: 48px clamp(16px, 5vw, 64px); background: #1a130c url("../assets/libro-vivo/entry.webp") 62% 60% / cover no-repeat; }
.play::before { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(90deg, #150e08f5 0%, #150e08c8 42%, #150e0800 80%), linear-gradient(0deg, var(--bg), transparent 30%); }
.play-copy { max-width: 560px; }
.kicker, .badge { font: 600 12px/1.5 var(--sans); letter-spacing: 2.5px; color: var(--gold); }
h1 { font: 600 clamp(46px, 7vw, 86px)/1 var(--serif); margin: 16px 0 20px; letter-spacing: -0.5px; }
h1 em { color: var(--gold); }
.lead { font-size: 17px; color: #eadfc8; max-width: 460px; }
.cta, .ghost { display: inline-flex; align-items: center; gap: 18px; min-height: 48px; padding: 12px 22px; border-radius: 999px; font: 600 14px var(--sans); text-decoration: none; transition: transform .2s, background .2s; }
.cta { background: var(--gold); color: #1d160e; margin-top: 28px; }
.cta:hover { background: #ecc988; transform: translateY(-2px); }
.ghost { border: 1px solid var(--line); margin-top: 28px; }
.ghost:hover { border-color: var(--gold); transform: translateY(-2px); }
.micro { margin-top: 14px; font-size: 13px; color: var(--muted); }

.book { display: grid; grid-template-columns: minmax(0, 240px) minmax(0, 1fr); gap: clamp(24px, 5vw, 64px); align-items: center; max-width: 1040px; margin: 0 auto; padding: 64px clamp(16px, 5vw, 64px) 72px; }
.cover { width: 100%; height: auto; border-radius: 4px; box-shadow: 0 24px 60px rgba(0,0,0,.55); transform: rotate(-2deg); }
h2 { font: 600 clamp(36px, 5vw, 56px)/1.05 var(--serif); margin: 10px 0 6px; }
.series { font-size: 14px; color: var(--muted); }
.blurb { margin-top: 18px; max-width: 560px; }
blockquote { margin: 22px 0 0; padding-left: 18px; border-left: 2px solid var(--gold); font: italic 600 22px/1.4 var(--serif); color: #eadfc8; max-width: 560px; }
.buy { display: flex; flex-wrap: wrap; gap: 12px; }
.more { display: inline-flex; min-height: 44px; align-items: center; margin-top: 12px; font-size: 14px; color: var(--muted); text-underline-offset: 4px; }
.more:hover { color: var(--gold); }

footer { display: flex; flex-wrap: wrap; gap: 8px 22px; align-items: center; padding: 20px clamp(16px, 5vw, 64px); border-top: 1px solid var(--line); font-size: 13px; color: var(--muted); }
footer a, .linkbtn { display: inline-flex; min-height: 44px; align-items: center; }
.linkbtn { background: none; border: 0; padding: 0; color: inherit; font: inherit; text-decoration: underline; cursor: pointer; }

@media (max-width: 700px) {
  .play { min-height: 560px; align-items: flex-end; background-position: 66% center; }
  .play::before { background: linear-gradient(0deg, #150e08f2 20%, #150e0866 70%, #150e0833); }
  .book { grid-template-columns: 1fr; text-align: left; }
  .cover { width: 60%; max-width: 220px; }
}
@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }