:root{--ink:#1d2433;--muted:#5d6678;--line:#d8dce5;--bg:#f6f7fa;--card:#fff;--ok:#16794c;--ok-bg:#ecfdf3;--bad:#b42318;--bad-bg:#fef3f2;--link:#2453c4}*{box-sizing:border-box}body{color:var(--ink);background:var(--bg);margin:0;font:16px/1.55 system-ui,-apple-system,Segoe UI,sans-serif}a{color:var(--link)}:focus-visible{outline:3px solid var(--link);outline-offset:2px}.container{max-width:720px;margin:0 auto;padding:0 16px}main.container{padding-top:32px;padding-bottom:64px}h1{margin:0 0 4px;font-size:26px}h2{margin:0 0 12px;font-size:18px}.lead{color:var(--muted);margin:0 0 28px}.muted{color:var(--muted);font-size:14px}.visually-hidden{clip:rect(0 0 0 0);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}.site-header{background:var(--card);border-bottom:1px solid var(--line)}.site-header__inner{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;padding-top:12px;padding-bottom:12px;display:flex}.site-header__brand{color:var(--ink);font-size:18px;font-weight:700;text-decoration:none}.site-header__nav{gap:16px;display:flex}.site-header__nav a{color:var(--muted);font-weight:500;text-decoration:none}.site-header__nav a:hover{color:var(--ink)}.card{background:var(--card);border:1px solid var(--line);border-radius:10px;margin-bottom:20px;padding:20px}.inline-form{flex-wrap:wrap;gap:8px;display:flex}input{min-width:200px;font:inherit;border:1px solid var(--line);border-radius:6px;flex:1;padding:10px 12px}button{font:inherit;background:var(--ink);color:#fff;cursor:pointer;border:0;border-radius:6px;padding:10px 16px;font-weight:600}button:disabled{opacity:.5;cursor:default}.btn-secondary{color:var(--ink);border:1px solid var(--line);background:#fff}.btn-small{padding:4px 10px;font-size:14px}.row{flex-wrap:wrap;align-items:center;gap:8px;margin-top:16px;display:flex}.row>p{width:100%;margin:0}.session{margin:0 0 16px}.button-link{color:#fff;background:#229ed9;border-radius:6px;padding:10px 16px;font-weight:600;text-decoration:none;display:inline-block}.tabs{border-bottom:1px solid var(--line);flex-wrap:wrap;gap:4px;margin-bottom:14px;display:flex}.tabs button{color:var(--muted);background:0 0;border-bottom:2px solid #0000;border-radius:0;padding:8px 12px}.tabs button[aria-selected=true]{color:var(--ink);border-bottom-color:var(--ink)}.steps{margin:0 0 8px;padding-left:22px}.steps>li{margin-bottom:12px}.code{letter-spacing:1px;background:#f2f4f7;border-radius:6px;padding:6px 10px;font:600 18px/1 ui-monospace,Consolas,monospace}.owned-channel+.owned-channel{border-top:1px solid var(--line);margin-top:20px;padding-top:20px}.msg{background:var(--bad-bg);color:var(--bad);border-radius:6px;margin-top:12px;padding:10px 12px}.msg--ok{background:var(--ok-bg);color:var(--ok)}.channel{margin-top:4px}.channel__head{align-items:center;gap:14px;display:flex}.channel__logo{object-fit:cover;background:var(--line);border-radius:50%;flex-shrink:0;width:64px;height:64px}.channel__linked{border-top:1px solid var(--line);margin-top:14px;padding-top:12px}.channel__linked>div{margin:4px 0}.badge{background:var(--ok-bg);color:var(--ok);border-radius:99px;padding:2px 8px;font-size:13px;font-weight:600;display:inline-block}.badge--no{color:var(--muted);background:#f2f4f7}