:root{color-scheme:light;--bg:#f4f5f1;--ink:#182e35;--muted:#5c7076;--line:#d8e0dc;--accent:#246151}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.5 system-ui,sans-serif}header{padding:20px max(24px,calc((100% - 1120px)/2));display:flex;justify-content:space-between;align-items:center;background:white;border-bottom:1px solid var(--line)}header>span,.eyebrow{font-size:11px;letter-spacing:.12em;color:var(--muted)}.mark{display:inline-grid;place-items:center;background:var(--ink);color:white;border-radius:8px;width:29px;height:29px;margin-right:5px}main{max-width:1120px;margin:auto;padding:42px 24px}h1{font-size:clamp(34px,5vw,54px);line-height:1.08;letter-spacing:-.045em;margin:18px 0}h1 span{color:var(--accent)}.intro{max-width:660px;color:var(--muted);margin-bottom:30px}h2{font-size:19px;margin:0}h3{font-size:20px}.layout{display:grid;grid-template-columns:1fr 1fr;gap:20px;align-items:start}.card{background:white;border:1px solid var(--line);border-radius:18px;padding:24px;min-width:0}.sectionhead{display:flex;gap:10px;justify-content:space-between;align-items:center;flex-wrap:wrap}.pill{font-size:11px;padding:5px 10px;border-radius:30px;background:#e9f2ed;color:#246151}.tabs{display:flex;background:var(--bg);padding:4px;border-radius:10px;margin:22px 0 16px;gap:5px}.tabs button{flex:1;border:0;background:transparent}.tabs [aria-pressed=true]{background:white;box-shadow:0 1px 4px #182e3515}button,a.primary{font:inherit;font-size:14px;border:1px solid var(--line);background:white;color:var(--ink);padding:11px 15px;border-radius:9px;cursor:pointer;min-height:44px;text-decoration:none;display:inline-flex;justify-content:center;align-items:center}button:disabled{opacity:.5;cursor:default}.primary,button.primary{background:var(--accent);color:white;border-color:var(--accent)}button:focus-visible,a:focus-visible,summary:focus-visible,#drop:focus-visible{outline:3px solid #dfb74b;outline-offset:3px}.viewer{background:#eef2ef;border:1px solid var(--line);border-radius:12px;min-height:240px;display:grid;place-items:center;overflow:hidden;text-align:center}video{width:100%;max-height:330px;object-fit:contain}.qr-icon{font-size:52px;line-height:1.3;color:#66877b}.viewer p{margin:8px 0}.viewer small,.hint,small{color:var(--muted)}.actions{display:flex;gap:9px;flex-wrap:wrap;margin-top:16px}label{display:block;margin-top:16px;font-size:13px}select{display:block;max-width:100%;width:100%;padding:10px;margin-top:6px;border:1px solid var(--line);border-radius:8px}#status{font-size:14px;color:var(--accent);overflow-wrap:anywhere}.privacy{font-size:12px;color:var(--muted);border-top:1px solid var(--line);padding-top:15px;margin-bottom:0}#drop{border:2px dashed #b6c9bf;border-radius:12px;text-align:center;padding:34px 12px;cursor:pointer}#drop strong{display:block}#drop p{font-size:13px}#preview{max-width:100%;max-height:220px;display:block;margin:15px auto}.hint{font-size:12px}#empty{text-align:center;padding:65px 20px;color:var(--muted)}#empty p{font-size:14px}dl{margin:15px 0}dt{font-size:12px;color:var(--muted);margin-top:13px}dd{margin:4px 0;white-space:pre-wrap;overflow-wrap:anywhere;font-size:15px}dd button{margin-left:8px;padding:5px 10px;font-size:12px}#notes{padding:14px 14px 14px 30px;background:#faf5e7;border-radius:9px;font-size:13px}#notes:empty{display:none}#notes li+li{margin-top:8px}details{border-top:1px solid var(--line);padding:15px 0;margin-top:16px}summary{cursor:pointer;font-size:14px}pre{white-space:pre-wrap;overflow-wrap:anywhere;font:13px/1.6 monospace;max-height:280px;overflow:auto;background:var(--bg);padding:14px}.help{max-width:720px;margin-top:36px;color:var(--muted)}.help p{font-size:14px}footer{margin-top:36px;font-size:12px;color:var(--muted)}[hidden]{display:none!important}@media(max-width:760px){main{padding:28px 16px}.layout{grid-template-columns:1fr}.card{padding:18px}header{padding:16px}.sectionhead h2{font-size:18px}#empty{padding:30px 16px}}

:root{--bg:#f7f8f6;--surface:#fff;--text:#18202a;--muted:#697481;--line:#dde2e6;--accent:#356b8c;--max:1180px}
body{background:var(--bg);color:var(--text)}.wrap{width:min(calc(100% - 40px),var(--max));margin:auto}header{padding:0;background:var(--surface);border-bottom:1px solid var(--line)}.nav{height:72px;display:flex;align-items:center;justify-content:space-between}.brand{font-weight:750;letter-spacing:-.03em;text-decoration:none;color:var(--text)}.mark{display:inline-grid;place-items:center;width:30px;height:30px;margin-right:9px;border-radius:9px;background:var(--text);color:var(--bg);font-size:13px}.nav-right{display:flex;gap:24px;align-items:center;color:var(--muted)}.nav-right a{color:inherit;text-decoration:none}.theme{display:inline-grid;place-items:center;width:38px;height:38px;border:1px solid var(--line);border-radius:11px;background:var(--surface);cursor:pointer;padding:8px}header span{letter-spacing:normal;text-transform:none}footer{border-top:1px solid var(--line);padding:26px 0}.foot{display:flex;justify-content:space-between;color:var(--muted);font-size:13px}.foot nav{display:flex;gap:20px;flex-wrap:wrap}.foot a{color:inherit}.crumbs{font-size:12px;margin-bottom:18px;color:var(--muted)}
:root{--ink:var(--text);color-scheme:light}header{display:block}header .mark{background:var(--text);color:var(--bg)}main{max-width:1228px}.card,button,a.primary,select,.tabs [aria-pressed=true]{background:var(--surface);color:var(--text)}.primary,button.primary,a.primary{background:var(--accent);color:white}.viewer{background:var(--bg)}.pill{background:#e9f2ed;color:#246151}.help{max-width:900px}.help h2{margin-top:24px;color:var(--text)}.help a,.related a,.crumbs a{color:var(--accent)}.related{display:flex;gap:20px;flex-wrap:wrap;margin:26px 0}footer{margin-top:0}.theme{min-height:38px}select:focus-visible{outline:3px solid #dfb74b;outline-offset:3px}
[data-theme=dark]{--bg:#101417;--surface:#171c20;--text:#eef2f4;--muted:#aab5bd;--line:#39464c;--accent:#b6d8e8;color-scheme:dark}[data-theme=dark] .primary,[data-theme=dark] a.primary{background:#b6d8e8;color:#142f3a}[data-theme=dark] .pill{background:#23453b;color:#c1e9da}[data-theme=dark] #notes{background:#332c21;color:#f0d6a4}[data-theme=dark] .qr-icon{color:#9dbfb1}
@media(max-width:800px){.nav{height:64px}.nav-right a{display:none}.foot{flex-direction:column;gap:18px}header{padding:0}}