:root{--app-bg:#f7f3ea;--app-card:#fffdfa;--app-ink:#24322f;--app-muted:#6d7b77;--app-green:#4f8076;--app-green-soft:#dcebe6;--app-line:#d9e2dd;--app-warm:#f1e5d2;--app-danger:#a64b4b;--app-shadow:0 10px 28px #334f4812;--app-radius:20px}
body.app-page{margin:0;background:var(--app-bg);color:var(--app-ink);font:15px/1.6 system-ui,-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;padding-bottom:calc(78px + env(safe-area-inset-bottom))}
.app-wrap{width:min(1080px,calc(100% - 28px));margin:auto}.app-topbar{position:sticky;top:0;z-index:20;background:#f7f3eae8;border-bottom:1px solid var(--app-line);backdrop-filter:blur(12px)}.app-topbar .app-wrap{min-height:62px;display:flex;align-items:center;justify-content:space-between;gap:18px}.app-brand{font-weight:900;text-decoration:none;color:var(--app-ink)}.app-topnav{display:flex;align-items:center;gap:16px}.app-topnav a{color:var(--app-muted);font-weight:750;text-decoration:none}.app-user{font-size:13px;color:var(--app-muted)}
.app-card{background:var(--app-card);border:1px solid var(--app-line);border-radius:var(--app-radius);box-shadow:var(--app-shadow)}.app-kicker{font-size:12px;letter-spacing:.15em;color:var(--app-green);font-weight:900}.app-title{font:800 clamp(34px,7vw,60px)/1.02 Georgia,"Songti SC",serif;letter-spacing:-.05em;margin:7px 0}.app-subtitle{color:var(--app-muted);margin:8px 0}.app-button{appearance:none;border:0;border-radius:13px;padding:10px 15px;background:var(--app-green);color:#fff;font-weight:850;cursor:pointer}.app-button.secondary{background:var(--app-green-soft);color:var(--app-green)}.app-button.danger{background:#f8e1df;color:var(--app-danger)}.app-button:disabled{opacity:.55;cursor:wait}
.bottom-nav{display:none}.form-error{min-height:1.4em;color:var(--app-danger);font-size:13px;margin:0}.field{display:grid;gap:5px}.field>span{font-size:12px;font-weight:800;color:var(--app-muted)}input,select,textarea{width:100%;border:1px solid var(--app-line);border-radius:11px;background:#fff;color:var(--app-ink);padding:10px 11px;font:inherit}textarea{resize:vertical}.choice-row{display:flex;gap:8px;flex-wrap:wrap}.choice-row label{display:flex;align-items:center;gap:5px;border:1px solid var(--app-line);border-radius:999px;padding:6px 10px;background:#fff}.choice-row input{width:auto}.pill{display:inline-block;border-radius:999px;background:var(--app-green-soft);padding:2px 7px;color:var(--app-green);font-size:11px;font-weight:800}
@media(max-width:720px){.app-topnav{display:none}.bottom-nav{position:fixed;display:grid;grid-template-columns:repeat(4,1fr);left:10px;right:10px;bottom:calc(8px + env(safe-area-inset-bottom));z-index:50;padding:6px;background:#fffffff2;border:1px solid var(--app-line);border-radius:20px;box-shadow:0 12px 35px #203c3550;backdrop-filter:blur(16px)}.bottom-nav a{display:grid;justify-items:center;gap:2px;padding:5px 3px;border-radius:14px;color:var(--app-muted);font-size:10px;font-weight:800;text-decoration:none}.bottom-nav a[aria-current=page]{background:var(--app-green-soft);color:var(--app-green)}.bottom-nav svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}}