:root{color-scheme:light;--paper:#f7f6fc;--ink:#29253e;--muted:#686278;--accent:#5144b5;--line:#ded9ed;--gold:#c88b37}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font:17px/1.85 "Songti SC",Georgia,serif}a{color:var(--accent);text-underline-offset:4px}a:hover{color:#33257d}a:focus-visible,summary:focus-visible{outline:3px solid var(--gold);outline-offset:5px}header,main,footer{max-width:850px;margin:auto;padding:28px}header{display:flex;align-items:center;justify-content:space-between;gap:20px;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:14px;text-decoration:none;color:var(--ink);font-weight:700}.brand img{width:50px;height:50px;border-radius:12px}nav{display:flex;gap:20px;flex-wrap:wrap;font-size:15px}.eyebrow{font:12px/1.5 "Helvetica Neue",sans-serif;letter-spacing:.2em;color:var(--accent);margin:44px 0 15px}h1{font-size:clamp(32px,6vw,52px);line-height:1.35;letter-spacing:-.03em;margin:12px 0 20px}h2{font-size:24px;line-height:1.5;margin:38px 0 12px}h3{font-size:19px;margin:24px 0 8px}p{margin:12px 0}.intro{font-size:21px;max-width:660px}.meta{font-size:14px;color:var(--muted)}.rule{height:3px;width:52px;background:var(--gold);margin:26px 0}.facts{display:flex;flex-wrap:wrap;gap:15px 36px;border-block:1px solid var(--line);padding:24px 0;margin:30px 0;color:var(--muted);font-size:16px}.facts strong{display:block;color:var(--accent);font-size:26px}.contact{background:#eae6f8;border-left:4px solid var(--accent);padding:20px 25px;margin:28px 0}.contact a{overflow-wrap:anywhere}details{border-bottom:1px solid var(--line);padding:19px 0}summary{cursor:pointer;font-size:19px;font-weight:bold;line-height:1.5}details p{padding:4px 0 0;color:var(--muted)}ul,ol{padding-left:26px}li{margin:7px 0}footer{border-top:1px solid var(--line);margin-top:50px;padding-bottom:40px;color:var(--muted);font-size:13px}.language{margin-top:42px;border-top:1px solid var(--line);padding-top:12px}small{font-size:14px;color:var(--muted)}@media(max-width:540px){header,main,footer{padding:22px}header{align-items:flex-start}.brand{gap:10px}.brand img{width:42px;height:42px}nav{gap:8px;flex-direction:column;font-size:13px}.eyebrow{margin-top:28px}.intro{font-size:18px}.facts{gap:16px 24px}h2{font-size:22px}.contact{padding:15px 18px}}@media(prefers-color-scheme:dark){:root{color-scheme:dark;--paper:#171522;--ink:#f4f0fc;--muted:#c1bacf;--accent:#b9adff;--line:#453d57;--gold:#ebc57c}a:hover{color:#ded7ff}.contact{background:#302940}}