@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Manrope:wght@500;600;700;800&display=swap');

:root{--ink:#11110f;--paper:#f5f1e8;--red:#e6372e;--ease:cubic-bezier(.65,0,.18,1)}
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;overflow:hidden;background:#e8e2d7;color:var(--ink);font-family:"DM Sans",sans-serif}
button,a{font:inherit;color:inherit}a{text-decoration:none}img{display:block;width:100%;height:100%;object-fit:cover}

.topbar{position:fixed;z-index:50;top:0;left:0;right:0;height:66px;display:flex;align-items:center;justify-content:space-between;padding:0 clamp(20px,3vw,52px);font:600 10px "Manrope",sans-serif;letter-spacing:.09em;text-transform:uppercase}
.topbar .logo{display:flex;align-items:center;gap:9px;font-size:17px;letter-spacing:-.04em;text-transform:none}
.topbar .logo b{display:grid;place-items:center;width:30px;height:30px;border-radius:50%;background:var(--ink);color:white;font-size:17px}
.topbar p{margin:0;opacity:.55}.topbar p strong{margin-left:10px;color:var(--red)}
.topbar>a:last-child{border-bottom:1px solid;padding:7px 0}.topbar>a:last-child span{margin-left:6px}

.reader{height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:72px 20px 84px;perspective:2200px}
.book-wrap{position:relative;width:min(72vw,780px);height:min(76vh,760px);filter:drop-shadow(0 32px 35px rgba(42,34,23,.18))}
.book{position:relative;width:100%;height:100%;transform-style:preserve-3d}
.book::before{content:"";position:absolute;z-index:-1;inset:5px -7px -7px 6px;background:#c9c0b1;border-radius:1px;box-shadow:8px 8px 0 #d7cfc2,12px 12px 25px rgba(0,0,0,.12)}
.page{--accent:var(--red);position:absolute;inset:0;overflow:hidden;background:var(--paper);transform-origin:left center;transform:rotateY(0deg);transform-style:preserve-3d;backface-visibility:hidden;transition:transform .95s var(--ease),filter .95s var(--ease);z-index:calc(20 - var(--page));will-change:transform}
.page::after{content:"";position:absolute;z-index:20;inset:0;pointer-events:none;background:linear-gradient(90deg,rgba(30,20,10,.12),transparent 5%,transparent 84%,rgba(30,20,10,.09));opacity:.42;transition:opacity .6s}
.page.flipped{transform:rotateY(-180deg);pointer-events:none;filter:brightness(.82)}
.page.turning::after{opacity:1}

.cover{color:white;background:#e6372e}
.cover-gallery{position:absolute;inset:0 0 43%;display:grid;grid-template-columns:1.35fr .85fr;grid-template-rows:1fr 1fr;gap:5px;background:#151515}
.cover-gallery figure{margin:0;overflow:hidden;background:#ddd}
.cover-gallery .cover-main{grid-row:1 / 3}
.cover-gallery img{object-fit:cover;filter:saturate(.82) contrast(1.05)}
.cover-shade{position:absolute;inset:0 0 43%;background:linear-gradient(to bottom,rgba(0,0,0,.28),transparent 32%,rgba(0,0,0,.06));pointer-events:none}
.cover-top{position:absolute;z-index:2;top:26px;left:28px;right:28px;display:flex;justify-content:space-between;font:700 9px "Manrope",sans-serif;letter-spacing:.16em;text-transform:uppercase}
.cover-copy{position:absolute;z-index:2;inset:60% 30px 24px}
.cover-copy>p{margin:0 0 13px;font:700 8px "Manrope",sans-serif;letter-spacing:.15em;text-transform:uppercase}
.cover h1{margin:0;font:800 clamp(46px,5.6vw,74px)/.82 "Manrope",sans-serif;letter-spacing:-.07em;text-transform:uppercase}
.cover h1 em{display:block;color:#ffdc55;font-style:normal}
.cover-bottom{display:flex;align-items:flex-end;justify-content:space-between;margin-top:20px;border-top:1px solid rgba(255,255,255,.55);padding-top:12px}
.cover-bottom b{font:800 26px "Manrope",sans-serif;letter-spacing:-.06em}.cover-bottom span{font:600 9px "Manrope",sans-serif;letter-spacing:.1em;text-transform:uppercase}.cover-bottom i{margin-left:8px;font-style:normal;color:#ffcd38}

.product{padding:clamp(28px,4vw,52px)}
.page-number{position:absolute;right:clamp(28px,4vw,52px);top:clamp(28px,4vw,52px);display:grid;place-items:center;width:34px;height:34px;border:1px solid;border-radius:50%;color:var(--accent);font:700 10px "Manrope",sans-serif}
.kicker{margin:4px 0 14px;font:700 9px "Manrope",sans-serif;letter-spacing:.16em;text-transform:uppercase;color:var(--accent)}
.product h2{margin:0;font:800 clamp(40px,5vw,68px)/.83 "Manrope",sans-serif;letter-spacing:-.065em;text-transform:uppercase}
.product h2 em{display:block;margin-top:8px;color:var(--accent);font:500 .45em "DM Sans",sans-serif;letter-spacing:-.04em;text-transform:none}
.description{position:absolute;right:clamp(30px,5vw,66px);top:clamp(105px,14vh,145px);width:34%;margin:0;font-size:clamp(12px,1.15vw,16px);line-height:1.45;letter-spacing:-.015em}
.mosaic{position:absolute;left:clamp(28px,4vw,52px);right:clamp(28px,4vw,52px);top:42%;bottom:72px;display:grid;gap:8px}
.mosaic figure{position:relative;margin:0;overflow:hidden;background:#ddd}.mosaic img{transition:transform .8s ease}.mosaic figure:hover img{transform:scale(1.035)}
.mosaic figcaption{position:absolute;left:9px;bottom:9px;background:rgba(255,255,255,.88);padding:6px 8px;font:700 7px "Manrope",sans-serif;letter-spacing:.1em;text-transform:uppercase}
.mosaic-wide{grid-template-columns:1.45fr .8fr}.mosaic-stack{grid-template-columns:1.25fr .75fr;grid-template-rows:1fr 1fr}.mosaic-stack figure:first-child{grid-row:1 / 3}.mosaic-split{grid-template-columns:1fr 1fr}
.features{position:absolute;left:clamp(28px,4vw,52px);right:clamp(28px,4vw,52px);bottom:27px;display:flex;gap:18px;margin:0;padding:0;list-style:none;font:700 7px "Manrope",sans-serif;letter-spacing:.12em;text-transform:uppercase}
.features li::before{content:"•";margin-right:7px;color:var(--accent)}
.product-scarf{--accent:#dd322e}.product-cap{--accent:#d99d00;background:#f6f0df}.product-socks{--accent:#315fc3;background:#edf1f2}.product-shirt{--accent:#1c8460;background:#eef1e8}.product-buff{--accent:#7151aa;background:#f0edf2}.product-pillow{--accent:#e2634f;background:#f4ebe5}
.product-scarf .mosaic{top:42%;grid-template-columns:repeat(2,1fr);grid-template-rows:repeat(2,1fr);gap:8px}
.product-scarf .mosaic figure{background:#e8e2d7}
.product-scarf .mosaic img{object-fit:contain;padding:10px;transform:none}
.product-scarf .mosaic figure:hover img{transform:none}

.back-cover{padding:clamp(34px,6vw,78px);background:var(--ink);color:white;display:flex;flex-direction:column;justify-content:center}
.back-grid{position:absolute;inset:0;opacity:.13;background-image:linear-gradient(rgba(255,255,255,.4) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.4) 1px,transparent 1px);background-size:42px 42px;mask-image:linear-gradient(to bottom,transparent,#000)}
.back-kicker{position:relative;margin:0 0 18px;color:#ffcd38;font:700 10px "Manrope",sans-serif;letter-spacing:.15em;text-transform:uppercase}
.back-cover h2{position:relative;margin:0;font:800 clamp(46px,6vw,82px)/.9 "Manrope",sans-serif;letter-spacing:-.07em;text-transform:uppercase}.back-cover h2 em{display:block;color:#ffcd38;font-style:normal}
.contact-button{position:relative;align-self:flex-start;margin-top:42px;padding:16px 19px;background:white;color:var(--ink);font:700 10px "Manrope",sans-serif;letter-spacing:.08em;text-transform:uppercase}.contact-button span{margin-left:18px}
.back-footer{position:absolute;left:clamp(34px,6vw,78px);right:clamp(34px,6vw,78px);bottom:30px;display:flex;justify-content:space-between;align-items:end;border-top:1px solid rgba(255,255,255,.3);padding-top:14px}.back-footer b{font:800 25px "Manrope",sans-serif}.back-footer span{font-size:8px;letter-spacing:.1em;text-transform:uppercase;opacity:.55}

.controls{position:fixed;z-index:50;left:50%;bottom:19px;transform:translateX(-50%);width:min(72vw,780px);display:grid;grid-template-columns:110px 1fr 110px;align-items:center;gap:22px}
.controls button{display:flex;align-items:center;gap:10px;border:0;background:transparent;padding:8px 0;cursor:pointer;font:700 9px "Manrope",sans-serif;letter-spacing:.11em;text-transform:uppercase}.controls button:last-child{justify-content:flex-end}.controls button span{display:grid;place-items:center;width:30px;height:30px;border:1px solid rgba(0,0,0,.35);border-radius:50%;font-size:15px;transition:.25s}.controls button:hover span{background:var(--ink);color:white}.controls button:disabled{opacity:.22;cursor:default}.controls button:disabled:hover span{background:transparent;color:inherit}
.progress{display:grid;grid-template-columns:90px 1fr 48px;align-items:center;gap:12px;font:700 8px "Manrope",sans-serif;letter-spacing:.1em;text-transform:uppercase}.progress>span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.progress i{height:2px;background:rgba(0,0,0,.14)}.progress i b{display:block;width:12.5%;height:100%;background:var(--red);transition:width .5s ease}.progress small{text-align:right;font:inherit;opacity:.5}
.keyboard-hint{position:fixed;left:24px;bottom:22px;margin:0;font:600 8px "Manrope",sans-serif;letter-spacing:.1em;text-transform:uppercase;opacity:.42}.keyboard-hint kbd{font:inherit;border:1px solid;padding:3px 5px;margin-left:4px}

@media(max-width:760px){
  .topbar{height:58px;padding:0 15px}.topbar p{display:none}.topbar>a:last-child{font-size:8px}
  .reader{padding:64px 13px 82px}
  .book-wrap{width:min(91vw,540px);height:min(74vh,720px)}
  .product{padding:25px 22px}.page-number{right:22px;top:24px;width:28px;height:28px}
  .kicker{font-size:7px;margin-bottom:9px}.product h2{font-size:clamp(37px,11vw,54px)}
  .description{position:relative;top:auto;right:auto;width:78%;margin:16px 0 0;font-size:11px}
  .mosaic{left:22px;right:22px;top:39%;bottom:61px}.features{left:22px;right:22px;bottom:24px;gap:8px;flex-wrap:wrap}.features li{font-size:6px}
  .controls{width:91vw;grid-template-columns:46px 1fr 46px;gap:8px}.controls button b{display:none}.controls button:last-child{justify-content:end}.progress{grid-template-columns:62px 1fr 42px;gap:8px}
  .keyboard-hint{display:none}.cover h1{font-size:clamp(52px,16vw,78px)}
}
@media(max-width:420px) and (max-height:720px){.book-wrap{height:70vh}.mosaic{top:42%}.description{margin-top:10px}.product h2{font-size:38px}.cover h1{font-size:50px}}
@media(prefers-reduced-motion:reduce){.page{transition-duration:.01ms}.mosaic img{transition:none}}