:root{--brand: #ff5000;--brand-2: #ff2d55;--text: #222;--text-2: #666;--text-3: #999;--line: #eee;--bg: #f5f5f5;--card: #fff;--ok: #2fb344;--warn: #f76707;--danger: #e03131;--radius: 12px}*{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body{height:100%}body{font-family:-apple-system,BlinkMacSystemFont,PingFang SC,Microsoft YaHei,Arial,sans-serif;background:gray;color:var(--text);font-size:15px;line-height:1.6}#app{width:100%;min-height:100vh;background:var(--bg);position:relative;overflow-x:hidden}@media screen and (min-width:769px){body{display:flex;justify-content:center;align-items:flex-start;padding:20px 0;overflow-y:auto}#app{width:500px;max-width:500px;min-height:calc(100vh - 40px);box-shadow:0 0 40px #00000080}}.page{min-height:100vh;padding-bottom:24px}.appbar{height:48px;display:flex;align-items:center;justify-content:center;background:var(--card);border-bottom:1px solid var(--line);font-size:17px;font-weight:600;position:sticky;top:0;z-index:10}.appbar .back{position:absolute;left:12px;font-size:18px;color:var(--text-2);cursor:pointer;background:none;border:0}.card{background:var(--card);border-radius:var(--radius);margin:12px;padding:16px}.card+.card{margin-top:0}.section-title{font-size:16px;font-weight:600;margin-bottom:10px;display:flex;align-items:center;gap:6px}.section-title:before{content:"";width:3px;height:15px;background:linear-gradient(180deg,var(--brand),var(--brand-2));border-radius:2px}.muted{color:var(--text-3);font-size:13px}.row{display:flex;justify-content:space-between;align-items:flex-start;padding:9px 0;border-bottom:1px dashed var(--line);font-size:14px}.row:last-child{border-bottom:0}.row .label{color:var(--text-2);flex:0 0 auto;margin-right:12px}.row .value{flex:1;text-align:right;word-break:break-all}.field{margin-bottom:14px}.field>label{display:block;font-size:14px;color:var(--text-2);margin-bottom:6px}.input,.select,.textarea{width:100%;border:1px solid var(--line);border-radius:8px;padding:10px 12px;font-size:15px;background:#fafafa;color:var(--text);outline:none;font-family:inherit}.input:focus,.select:focus,.textarea:focus{border-color:var(--brand);background:#fff}.textarea{min-height:96px;resize:vertical}.btn{display:block;width:100%;border:0;border-radius:8px;padding:12px 16px;font-size:16px;font-weight:600;cursor:pointer;font-family:inherit}.btn:disabled{opacity:.55;cursor:not-allowed}.btn-primary{background:linear-gradient(90deg,var(--brand),var(--brand-2));color:#fff;box-shadow:0 6px 16px #ff500047}.btn-ghost{background:transparent;color:var(--text-2);font-weight:400}.btn-outline{background:#fff;border:1px solid var(--line);color:var(--text-2);font-weight:400}.badge{display:inline-block;padding:2px 8px;border-radius:10px;font-size:12px;line-height:18px}.badge-ok{background:#e7f7ec;color:#1f8f3a}.badge-warn{background:#fff2e3;color:#c96100}.badge-info{background:#eaf2ff;color:#2b6cd4}.stack{display:flex;flex-direction:column;gap:10px}.center{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:40px 16px;color:var(--text-3);text-align:center}.spinner{width:28px;height:28px;border:3px solid #eee;border-top-color:var(--brand);border-radius:50%;animation:spin .9s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.toast{position:fixed;left:50%;bottom:60px;transform:translate(-50%);background:#000000c7;color:#fff;padding:9px 16px;border-radius:20px;font-size:13px;z-index:999;max-width:80%;text-align:center}.price{color:var(--brand);font-size:30px;font-weight:700}.price small{font-size:15px;font-weight:400}.strike{color:var(--text-3);text-decoration:line-through;font-size:13px}