@font-face{font-family:Geist;src:url(/fonts/geist-400.woff2) format("woff2");font-weight:400;font-display:swap}
@font-face{font-family:Geist;src:url(/fonts/geist-500.woff2) format("woff2");font-weight:500;font-display:swap}
@font-face{font-family:Geist;src:url(/fonts/geist-700.woff2) format("woff2");font-weight:700;font-display:swap}
@font-face{font-family:Geist;src:url(/fonts/geist-800.woff2) format("woff2");font-weight:800;font-display:swap}
:root{--bg:#090c1a;--bg2:#0f1427;--line:rgba(255,255,255,.09);--fg:#eef0f7;--muted:#a3abc4;--accent:#ffd08a;--ink:#14182b;--r:14px;--maxw:1180px}
*{box-sizing:border-box}body{overflow-x:clip}h1,h2,h3,p,li{overflow-wrap:break-word}html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--fg);font:400 17px/1.65 Geist,system-ui,-apple-system,"Segoe UI",sans-serif;-webkit-font-smoothing:antialiased}
a{color:inherit}img{max-width:100%;display:block}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 20px}
::selection{background:var(--accent);color:var(--ink)}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:6px}
/* nav */
.nav{position:sticky;top:0;z-index:20;background:rgba(9,12,26,.78);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;height:64px;gap:16px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;font-weight:700;letter-spacing:.2px}
.brand img{width:30px;height:30px;border-radius:50%}.brand .wordmark{width:auto;height:22px;border-radius:0}
.nav-r{display:flex;align-items:center;gap:22px;font-size:15px}.nav-r a{text-decoration:none;color:var(--muted)}.nav-r a:hover{color:var(--fg)}
.langs{display:flex;gap:4px}.langs a{padding:4px 8px;border-radius:999px;font-size:13px;font-weight:500}.langs a.on{background:rgba(255,255,255,.08);color:var(--fg)}
/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;white-space:nowrap;background:var(--accent);color:var(--ink);text-decoration:none;font-weight:700;padding:13px 22px;border-radius:999px;border:0;transition:transform .2s cubic-bezier(.16,1,.3,1),box-shadow .2s}
.btn:hover{transform:translateY(-1px);box-shadow:0 10px 30px -10px var(--accent)}.btn:active{transform:translateY(1px) scale(.98)}
.btn.ghost{background:transparent;color:var(--fg);border:1px solid rgba(255,255,255,.22)}.btn.ghost:hover{box-shadow:none;border-color:var(--fg)}
.btn.wait{background:rgba(255,255,255,.07);color:var(--fg);cursor:default}.btn.wait:hover{transform:none;box-shadow:none}
/* hero (home) */
.hero{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;padding:72px 0 56px;min-height:min(78dvh,760px)}
.hero h1{font-size:clamp(38px,5.2vw,66px);line-height:1.04;letter-spacing:-.035em;font-weight:800;margin:0 0 20px;max-width:13ch}
.hero p{font-size:20px;color:var(--muted);max-width:42ch;margin:0 0 30px}
.hero-art{position:relative;aspect-ratio:1;border-radius:50%;overflow:hidden}
.hero-art img{width:100%;height:100%;object-fit:cover;mask-image:radial-gradient(circle,#000 58%,transparent 71%);-webkit-mask-image:radial-gradient(circle,#000 58%,transparent 71%)}
/* shelf */
.shelf{display:grid;grid-template-columns:repeat(3,1fr);gap:40px 32px;padding:20px 0 90px}
.shelf a{text-decoration:none;display:block}.shelf a:nth-child(3n+2){margin-top:56px}
.cov{aspect-ratio:1600/2560;border-radius:6px 12px 12px 6px;overflow:hidden;box-shadow:0 30px 60px -24px rgba(0,0,0,.8),0 0 0 1px rgba(255,255,255,.06);transition:transform .45s cubic-bezier(.16,1,.3,1)}
.shelf a:hover .cov{transform:translateY(-6px) rotate(-1deg)}
.cov img{width:100%;height:100%;object-fit:cover}
.shelf h3{font-size:19px;line-height:1.25;letter-spacing:-.01em;margin:18px 0 4px}.shelf p{margin:0;color:var(--muted);font-size:14.5px}
section.band{padding:80px 0;border-top:1px solid var(--line)}
h2{font-size:clamp(28px,3.4vw,40px);letter-spacing:-.03em;line-height:1.1;margin:0 0 22px;font-weight:800}
.why{display:grid;grid-template-columns:.9fr 1.1fr;gap:56px;align-items:center}
.why .ring{aspect-ratio:16/10;border-radius:var(--r);background:url(/img/ring-wide.jpg) center/cover;box-shadow:inset 0 0 0 1px var(--line)}
.why p{font-size:19px;color:var(--muted);max-width:55ch}
.posts{display:grid;grid-template-columns:repeat(2,1fr);gap:0 48px}
.post-row{display:grid;grid-template-columns:96px 1fr;gap:18px;padding:22px 0;border-top:1px solid var(--line);text-decoration:none}
.post-row time{color:var(--muted);font-size:13.5px;padding-top:3px}.post-row h3{margin:0 0 6px;font-size:18px;line-height:1.3}.post-row p{margin:0;color:var(--muted);font-size:15px}
.post-row:hover h3{color:var(--accent)}
/* book page */
.bk-hero{display:grid;grid-template-columns:380px 1fr;gap:64px;padding:56px 0 72px;align-items:start}
.flip{perspective:1600px;cursor:pointer;background:none;border:0;padding:0;width:100%}
.flip-in{position:relative;aspect-ratio:1600/2560;transition:transform .9s cubic-bezier(.16,1,.3,1);transform-style:preserve-3d}
.flip.on .flip-in{transform:rotateY(180deg)}
.face{position:absolute;inset:0;backface-visibility:hidden;-webkit-backface-visibility:hidden;border-radius:6px 12px 12px 6px;overflow:hidden;box-shadow:0 40px 80px -30px rgba(0,0,0,.85),0 0 0 1px rgba(255,255,255,.07)}
.face img{width:100%;height:100%;object-fit:cover}.face.back{transform:rotateY(180deg)}
.flip-hint{display:block;text-align:center;margin-top:14px;color:var(--muted);font-size:13.5px}
.crumb{display:inline-block;color:var(--muted);text-decoration:none;font-size:14px;margin-bottom:22px}.crumb:hover{color:var(--fg)}
.bk-hero h1{font-size:clamp(34px,4.4vw,56px);line-height:1.05;letter-spacing:-.035em;font-weight:800;margin:0 0 12px}
.bk-hero .sub{font-size:20px;color:var(--muted);margin:0 0 26px;max-width:46ch}
.quotes{list-style:none;padding:0;margin:0 0 30px;display:grid;gap:10px}
.quotes li{border-left:3px solid var(--accent);padding:4px 0 4px 16px;font-size:17px;font-weight:500;line-height:1.45}
.meta{color:var(--muted);font-size:14px;margin-top:18px}
.lead{font-size:21px;line-height:1.5;max-width:60ch;margin:0 0 26px}
.feat{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;list-style:none;padding:0;margin:0}
.feat li{background:var(--bg2);border:1px solid var(--line);border-radius:var(--r);padding:18px 20px;line-height:1.45}
.gift{position:relative;overflow:hidden;border-radius:var(--r);padding:56px 48px;background:linear-gradient(120deg,rgba(9,12,26,.92) 35%,rgba(9,12,26,.4)),url(/img/ring-wide.jpg) right center/cover;border:1px solid var(--line)}
.gift p{font-size:19px;max-width:48ch;color:#d9dcea;margin:0}
.toc{columns:2;column-gap:48px;padding:0;margin:0;list-style:none;counter-reset:c}
.toc li{counter-increment:c;break-inside:avoid;padding:9px 0 9px 44px;position:relative;line-height:1.4}
.toc li::before{content:counter(c,decimal-leading-zero);position:absolute;left:0;top:9px;color:var(--accent);font-weight:700;font-size:14px;font-variant-numeric:tabular-nums}
details{border-top:1px solid var(--line);padding:18px 0}details:last-child{border-bottom:1px solid var(--line)}
summary{cursor:pointer;font-weight:700;font-size:18px;list-style:none;display:flex;justify-content:space-between;gap:16px}summary::after{content:"+";color:var(--accent);font-size:22px;line-height:1}
details[open] summary::after{content:"-"}details p{color:var(--muted);margin:12px 0 0;max-width:65ch}
.two{display:grid;grid-template-columns:1fr 1fr;gap:64px}
.author p{color:var(--muted);max-width:60ch}
.mini{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}.mini a{text-decoration:none}.mini .cov{border-radius:4px 8px 8px 4px}.mini h3{font-size:15px;margin:12px 0 0;line-height:1.3}
/* blog */
.article{max-width:720px;padding:64px 0 90px}.article h1{font-size:clamp(32px,4vw,48px);line-height:1.1;letter-spacing:-.03em;margin:10px 0 26px}
.article p,.article li{font-size:18.5px;line-height:1.75;color:#dfe2ee}.article strong{color:var(--fg)}
.article .book-link{display:flex;gap:18px;align-items:center;margin-top:44px;padding:18px;border:1px solid var(--line);border-radius:var(--r);text-decoration:none;background:var(--bg2)}
.article .book-link img{width:64px;border-radius:3px 6px 6px 3px}
footer{border-top:1px solid var(--line);padding:40px 0 56px;color:var(--muted);font-size:14.5px}
footer .wrap{display:grid;grid-template-columns:1.4fr 1fr;gap:32px}footer a{color:var(--fg)}
/* motion */
@media (prefers-reduced-motion:no-preference){.rv{opacity:0;transform:translateY(22px);transition:opacity .8s cubic-bezier(.16,1,.3,1),transform .8s cubic-bezier(.16,1,.3,1)}.rv.in{opacity:1;transform:none}}
/* mobile */
@media (max-width:900px){.hero,.bk-hero,.why,.two{grid-template-columns:1fr;gap:36px}.hero{padding:40px 0;min-height:0}.hero-art{max-width:360px;margin:0 auto;order:-1}
.bk-hero{padding:32px 0 48px}.bk-hero .flip{max-width:300px;margin:0 auto}.shelf{grid-template-columns:repeat(2,1fr);gap:28px 18px}.shelf a:nth-child(3n+2){margin-top:0}
.posts,.feat{grid-template-columns:1fr}.toc{columns:1}.mini{grid-template-columns:repeat(2,1fr)}.gift{padding:36px 24px}footer .wrap{grid-template-columns:1fr}.nav-r{gap:12px}.nav-r .hide-m{display:none}section.band{padding:56px 0}}
@media (max-width:480px){.shelf{grid-template-columns:1fr 1fr}.post-row{grid-template-columns:1fr;gap:4px}.btn{width:100%}}