:root{--bg:#eef1f5;--card:#ffffff;--ink:#1a2230;--muted:#6a7585;--brand:#134e5e;--brand-2:#1f6f80;--accent:#e8b04b;--line:#e2e7ee;--danger:#c0392b;--ok:#1e7e34;--radius:14px;--tabbar:60px}*{box-sizing:border-box}body,html{margin:0;padding:0;background:var(--bg);color:var(--ink);font-family:-apple-system,Helvetica Neue,Segoe UI,Arial,sans-serif;line-height:1.45;-webkit-font-smoothing:antialiased}a{color:var(--brand-2);text-decoration:none}.app{max-width:540px;margin:0 auto;min-height:100vh;padding-bottom:calc(var(--tabbar) + 16px);background:var(--bg)}.topbar{position:-webkit-sticky;position:sticky;top:0;z-index:10;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 18px;background:var(--brand);color:#fff}.topbar .title{font-weight:700;font-size:18px}.topbar .back{color:#fff;font-size:20px}.topbar .region{font-size:13px;opacity:.9}.screen{padding:16px}.screen h1{font-size:20px;margin:4px 0 14px}.screen h2{font-size:15px;margin:18px 0 8px;color:var(--brand)}.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:14px 16px;margin:0 0 12px}.card .meta{color:var(--muted);font-size:12px}.card .who{display:flex;align-items:center;gap:8px;font-weight:600}.avatar{width:34px;height:34px;border-radius:50%;background:var(--brand-2);color:#fff;display:grid;place-items:center;font-size:15px;flex:none}.avatar.lg{width:76px;height:76px;font-size:30px}label{display:block;font-size:13px;color:var(--muted);margin:12px 0 0}input,select,textarea{width:100%;margin-top:5px;padding:11px 12px;font-size:15px;color:var(--ink);background:#fff;border:1px solid var(--line);border-radius:10px;outline:none}input:focus,select:focus,textarea:focus{border-color:var(--brand-2)}textarea{resize:vertical;min-height:70px}.hint{display:block;font-size:11px;color:var(--muted);margin-top:3px}.btn,button{display:inline-flex;align-items:center;justify-content:center;gap:8px;width:100%;margin-top:16px;padding:13px 16px;font-size:15px;font-weight:600;color:#fff;background:var(--brand);border:0;border-radius:10px;cursor:pointer}button:disabled{opacity:.6}.btn.accent{background:var(--accent);color:#2a2208}.btn.ghost{background:#fff;color:var(--brand);border:1px solid var(--line)}.btn.danger{background:#fff;color:var(--danger);border:1px solid #f0c8c2}.btn.sm{width:auto;margin:0;padding:8px 14px;font-size:13px}.err{background:#fdecea;color:var(--danger);padding:9px 12px;margin:6px 0 0}.err,.note{border-radius:8px;font-size:13px}.note{background:#eef5f7;color:var(--brand)}.note,.toast{padding:10px 12px}.toast{background:#e6f4ea;color:var(--ok);border-radius:8px;font-size:14px;margin-bottom:12px}.pill{display:inline-block;font-size:11px;font-weight:600;padding:2px 9px;border-radius:999px;background:#eef2f7;color:var(--brand)}.pill.ok{background:#e6f4ea;color:var(--ok)}.auth{max-width:420px;margin:0 auto;padding:48px 22px;min-height:100vh}.brand{font-size:30px;font-weight:800;color:var(--brand);text-align:center}.brand-sub{text-align:center;color:var(--muted);margin:4px 0 26px}.auth-card h1{font-size:19px;margin:0 0 6px}.auth-card .alt{font-size:13px;margin:14px 0 0}.auth-card .alt,.legal{text-align:center;color:var(--muted)}.legal{font-size:11px;margin-top:18px}.seg{display:flex;gap:6px;background:#e4e9f0;padding:4px;border-radius:12px;margin-bottom:14px}.seg a,.seg button{flex:1 1;margin:0;padding:8px;font-size:13px;font-weight:600;background:transparent;color:var(--muted);border-radius:8px}.seg a.active,.seg button.active{background:#fff;color:var(--brand)}.choices{display:flex;flex-direction:column;gap:8px;margin-top:6px}.choice{display:flex;align-items:center;gap:10px;padding:11px 12px;border:1px solid var(--line);border-radius:10px;cursor:pointer;background:#fff}.choice input{width:auto;margin:0}.choice.checked{border-color:var(--brand-2);background:#f1f7f8}.tabbar{position:fixed;left:0;right:0;bottom:0;max-width:540px;margin:0 auto;height:var(--tabbar);display:grid;grid-template-columns:repeat(4,1fr);background:#fff;border-top:1px solid var(--line)}.tabbar a{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;font-size:11px;color:var(--muted)}.tabbar a .ico{font-size:20px;line-height:1}.tabbar a.active{color:var(--brand);font-weight:600}.tabbar a.wave .ico{transform:translateY(-1px)}.empty{text-align:center;color:var(--muted);padding:30px 10px;font-size:14px}.stack>*+*{margin-top:10px}.row{display:flex;gap:10px;align-items:center}.row>*{margin-top:0}.spacer{flex:1 1}