:root{--paper:#faf8f3;--ink:#292720;--muted:#655f53;--line:#ded8cd;--accent:#71472e;--wash:#eee9df}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font:17px/1.75 -apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}a{color:var(--accent);text-underline-offset:5px}a:hover{text-decoration-thickness:2px}a:focus-visible,summary:focus-visible{outline:3px solid var(--accent);outline-offset:5px}.wrap{max-width:1120px;margin:auto;padding:0 28px}.skip{position:absolute;top:-100px;background:var(--paper);padding:12px;z-index:5}.skip:focus{top:0}header{border-bottom:1px solid var(--line)}.header{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:96px}.brand{display:flex;gap:12px;align-items:center;text-decoration:none;color:var(--ink);font-size:23px;font-weight:650;letter-spacing:-.8px}.brand img{border-radius:12px}nav{display:flex;gap:24px;flex-wrap:wrap}nav a{display:inline-flex;align-items:center;min-height:44px;font-size:14px;text-decoration:none}nav a[aria-current=page]{text-decoration:underline}.hero{display:grid;grid-template-columns:1.15fr .85fr;gap:60px;align-items:center;padding:92px 0 80px}.eyebrow{text-transform:uppercase;letter-spacing:2px;font-size:12px;font-weight:650;color:var(--accent)}h1,h2,h3{font-family:Georgia,"Songti SC",serif;line-height:1.15;font-weight:400}h1{font-size:clamp(42px,5.8vw,76px);letter-spacing:-2px;margin:20px 0 24px}h2{font-size:36px;margin:0 0 20px}h3{font-size:25px}.lead{font-size:19px;color:var(--muted);max-width:550px}.button{display:inline-flex;align-items:center;min-height:48px;background:var(--ink);color:white;padding:10px 24px;text-decoration:none;border-radius:6px;margin:20px 0 8px}.button:hover{background:var(--accent)}.note{font-size:13px;color:var(--muted)}.shelf{background:var(--wash);padding:35px 28px;border-radius:100px 100px 8px 8px}.shelf-top{display:flex;gap:10px;align-items:end;min-height:265px;border-bottom:9px solid #b3a18a;padding:0 12px;box-shadow:0 9px 6px -8px #776854}.book{width:25%;height:230px;background:#6c705b;color:#fff;padding:20px 12px;writing-mode:vertical-rl;font:20px Georgia,serif;letter-spacing:1px;border-radius:3px 5px 0 0;border-left:4px solid #ffffff30}.book:nth-child(2){height:198px;background:#96664b}.book:nth-child(3){height:245px;background:#434d5c}.book:nth-child(4){height:210px;background:#b9a780;color:#292720}.shelf-caption{display:flex;justify-content:space-between;gap:15px;margin:28px 0 0;font-size:12px;letter-spacing:1px;color:var(--muted)}.section{border-top:1px solid var(--line);padding:56px 0}.features{display:grid;grid-template-columns:repeat(3,1fr);gap:38px}.features p{color:var(--muted);font-size:16px}.number{font-size:12px;color:var(--accent);letter-spacing:2px}.privacy-callout{display:grid;grid-template-columns:1fr 1fr;gap:60px}.document{max-width:760px;padding:64px 0 80px}.document h1{font-size:52px}.document h2{font-size:28px;margin-top:40px}.document li{margin:8px 0}.document p{overflow-wrap:anywhere}.notice{padding:18px 22px;background:var(--wash);border-left:3px solid var(--accent);font-size:15px}.toc{display:flex;gap:8px 24px;flex-wrap:wrap;padding:18px 0}.toc a{min-height:44px;display:inline-flex;align-items:center}details{border-bottom:1px solid var(--line);padding:20px 0}summary{cursor:pointer;min-height:44px;font-weight:600}footer{border-top:1px solid var(--line);padding:28px 0 36px;font-size:13px;color:var(--muted)}.footer{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}.footer a{display:inline-block;margin-right:20px;min-height:44px}@media(max-width:700px){.wrap{padding:0 22px}.header{padding:18px 0;align-items:flex-start;flex-direction:column;gap:6px}nav{gap:20px}.hero{grid-template-columns:1fr;gap:32px;padding:42px 0}.shelf{max-width:420px;width:100%;margin:auto}.shelf-top{min-height:230px}.book{height:200px}.book:nth-child(3){height:215px}.features,.privacy-callout{grid-template-columns:1fr;gap:24px}.section{padding:36px 0}.document{padding-top:32px}.document h1{font-size:42px}.document h2{font-size:26px}h1{letter-spacing:-1px}.lead{font-size:18px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}@media print{header,footer,.skip,.toc{display:none}.document{max-width:none}body{background:white;color:black}.notice{border:1px solid #777}a{color:inherit}}
.hero>*{min-width:0}.shelf-caption{flex-wrap:wrap}.book{min-width:0;overflow:hidden}@media(max-width:700px){.header{padding:18px 22px}.shelf{padding:30px 20px}.book{font-size:17px;padding:16px 8px}.shelf-top{gap:8px;padding:0 6px}.shelf-caption{font-size:10px;letter-spacing:.5px}}

:root{--ink:#203c32;--accent:#385c49;--wash:#eee9dc}.coin-art{text-align:center;background:var(--wash);padding:40px 28px;border-radius:100px 100px 12px 12px}.coin-art img{display:block;width:100%;max-width:320px;height:auto;border-radius:24%;margin:auto}.coin-art .shelf-caption{justify-content:center}
/* Mobile refinement and restrained motion. */
html{scroll-padding-top:132px}body{-webkit-font-smoothing:antialiased}a,summary{touch-action:manipulation}h1,h2,h3{text-wrap:balance}
header{position:sticky;top:0;z-index:5;background:#faf8f3ed;backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px)}.header{min-height:84px}.brand{flex-shrink:0}.brand img{box-shadow:0 3px 8px #203c3212}header nav{gap:8px}header nav a{justify-content:center;padding:0 12px;border-radius:24px;transition:background .2s}header nav a:hover,header nav a[aria-current=page]{background:var(--wash)}header nav a[lang]{border:1px solid var(--line)}
.hero{padding:72px 0;gap:48px}.hero .eyebrow{display:inline-flex;align-items:center;gap:9px}.hero .eyebrow:before{content:"";width:6px;height:6px;background:#ac8036;border-radius:50%}h1{font-size:clamp(42px,5.4vw,72px)}
.button{justify-content:center;gap:24px;min-height:52px;border-radius:14px;box-shadow:0 6px 16px #203c3219;transition:transform .2s,box-shadow .2s,background .2s}.button:after{content:"↗";font-size:20px}.button:active{transform:scale(.98)}
.coin-art{position:relative;isolation:isolate;background:radial-gradient(ellipse at 45% 35%,#fff9e9,transparent 65%),linear-gradient(145deg,#e7ecdf,#eee7d8);padding:48px 36px 28px;border:1px solid white;border-radius:120px 120px 28px 28px;box-shadow:0 24px 60px -32px #203c3240}.coin-art:before{content:"";position:absolute;inset:16px;border:1px solid #ac803630;border-radius:108px 108px 20px 20px;pointer-events:none}.coin-art img{position:relative;max-width:290px;box-shadow:0 22px 28px -20px #49381780;transform:rotate(-5deg);animation:arrive-art .9s ease-out both}.shelf-caption{position:relative;font-size:10px;letter-spacing:1.2px}
.features{gap:20px}.features article{padding:26px;border:1px solid var(--line);border-radius:20px;background:#ffffff70;transition:transform .25s,box-shadow .25s,border-color .25s}.features h3{margin:22px 0 12px}.features p{margin:0}.number{display:inline-grid;place-items:center;min-width:38px;height:38px;border-radius:50%;background:var(--wash)}
.privacy-callout{background:var(--ink);color:var(--paper);border:0;border-radius:24px;margin:0 0 56px;padding:40px}.privacy-callout h2{margin:0}.privacy-callout p{margin-top:0;color:#e0e7db}.privacy-callout a{display:inline-flex;align-items:center;min-height:44px;color:#f0d397}
.document{margin:auto}.document section{scroll-margin-top:132px}.toc{display:grid;grid-template-columns:1fr 1fr;gap:4px 12px;padding:16px;border:1px solid var(--line);border-radius:18px;background:#fff9;margin:28px 0}.toc a{line-height:1.5;padding:10px 12px;border-radius:8px}.toc a:hover{background:var(--wash)}
details{border:1px solid var(--line);border-radius:16px;padding:8px 20px;margin:12px 0;background:#ffffff70;transition:background .2s}details[open]{background:white;border-color:#9daf9b}details p{margin:0 0 16px;color:var(--muted)}summary{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:52px;list-style:none;line-height:1.5;padding:8px 0}summary::-webkit-details-marker{display:none}summary:after{content:"+";font-size:24px;font-weight:400;flex-shrink:0}details[open] summary:after{content:"−"}.footer{align-items:center}footer{padding-bottom:max(28px,env(safe-area-inset-bottom))}.skip{position:fixed;z-index:10}
@media(hover:hover){.button:hover{transform:translateY(-2px);box-shadow:0 10px 22px #203c3228}.features article:hover{transform:translateY(-4px);border-color:#b6c4ad;box-shadow:0 14px 30px -20px #203c3260}}
@keyframes arrive{from{opacity:.3;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}@keyframes arrive-art{from{opacity:.3;transform:translateY(16px) rotate(-1deg)}to{opacity:1;transform:translateY(0) rotate(-5deg)}}.hero>div:first-child{animation:arrive .65s ease-out both}
@media(max-width:760px){
.wrap{padding:0 22px}.header{min-height:0;padding:12px 22px 8px;gap:6px;flex-wrap:wrap;flex-direction:row;align-items:center}.brand{font-size:21px}.brand img{width:32px;height:32px;border-radius:9px}header nav{width:100%;justify-content:space-between;gap:6px}header nav a{padding:0 12px;min-height:44px}header nav a[lang]{margin-left:auto;min-width:64px}
.hero{grid-template-columns:1fr;gap:26px;padding:30px 0 34px}h1{font-size:clamp(38px,9.7vw,54px);letter-spacing:-1.3px;margin:14px 0 18px;line-height:1.08}.hero .lead{font-size:17px;line-height:1.7;margin:0}.hero .button{display:flex;width:100%;margin:20px 0 10px}.hero .note{font-size:12px;text-align:center;margin:8px 0 0}.eyebrow{font-size:11px;letter-spacing:1.6px}
.coin-art{width:100%;max-width:450px;margin:auto;padding:24px 24px 18px;border-radius:64px 64px 20px 20px}.coin-art:before{inset:10px;border-radius:56px 56px 14px 14px}.coin-art img{width:clamp(130px,42vw,190px)}.shelf-caption{font-size:9px;letter-spacing:1px;margin:18px 0 0}
.section{padding:30px 0}.features{grid-template-columns:1fr;gap:12px}.features article{display:grid;grid-template-columns:38px 1fr;gap:0 16px;padding:22px 18px;border-radius:16px}.features .number{grid-row:1/3}.features h3{font-size:23px;margin:3px 0 8px}.features p{font-size:15px;line-height:1.7}
.privacy-callout{grid-template-columns:1fr;gap:20px;margin:8px 0 32px;padding:28px 24px;border-radius:20px}.privacy-callout h2{font-size:30px}.privacy-callout p{font-size:16px;margin-bottom:10px}
.document{padding:32px 0 40px}.document h1{font-size:38px;line-height:1.13;letter-spacing:-1px}.document h2{font-size:25px;margin-top:30px}.document p{font-size:16px;line-height:1.8}.document .button{width:100%;margin-top:10px}.toc{grid-template-columns:1fr;padding:10px;gap:2px;margin:24px 0}.toc a{font-size:14px}details{padding:6px 16px}summary{font-size:16px}.footer{gap:0}.footer a{margin:0 0 0 18px}
}
@media(max-width:350px){.wrap{padding-left:18px;padding-right:18px}h1{font-size:36px}.features article{gap:0 12px;padding:18px 14px}.document h1{font-size:34px}.footer{align-items:flex-start;flex-direction:column}.footer a{margin:0 20px 0 0}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}}
@media print{header,footer,.skip,.toc{display:none}.privacy-callout{background:white;color:black}.privacy-callout p,.privacy-callout a{color:inherit}}