:root{--ink:#2c241d;--muted:#8b8177;--line:#eee6dd;--cream:#fffaf5;--surface:#fff;--orange:#f05a28;--orange-soft:#fff0e8;--shadow:0 18px 42px #4a2f1e22}*{box-sizing:border-box}body{margin:0;background:#f4efe8;color:var(--ink);font-family:"PingFang SC","Microsoft YaHei",sans-serif}.prototype-shell{min-height:100vh;display:flex;align-items:center;justify-content:center;gap:72px;padding:36px}.prototype-note{width:270px}.prototype-note span{font-size:11px;letter-spacing:1.5px;color:var(--orange);font-weight:800}.prototype-note h1{font-size:32px;margin:12px 0 8px}.prototype-note p,.prototype-note li{color:var(--muted);line-height:1.7}.phone{width:390px;height:820px;overflow:hidden;position:relative;background:var(--cream);border:8px solid #2d2927;border-radius:38px;box-shadow:var(--shadow)}.app-header{height:74px;padding:19px 18px 10px;display:flex;justify-content:space-between;align-items:center}.eyebrow{font-size:11px;color:var(--orange);font-weight:700;margin:0}.app-header 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button{border:0;border-radius:10px;padding:10px 14px}.secondary{background:#f3eee8}.primary{background:var(--orange);color:#fff}.notice,.quote{padding:11px;border-radius:10px;background:#e9f5ef;color:#1d6b50;font-size:12px}@media(max-width:700px){.prototype-note{display:none}.prototype-shell{padding:0}.phone{width:100%;height:100vh;border:0;border-radius:0}.view{height:calc(100vh - 165px)}.drawer{width:100%}}