:root{--color-bg: #f7f8fa;--color-surface: #ffffff;--color-card: #ffffff;--color-ink: #1b2029;--color-text: #1b2029;--color-muted: #7d8794;--color-text-light: #7d8794;--color-border: #edf0f3;--color-accent: #ff6848;--color-success: #29976b;--color-warning: #c98927;--color-danger: #d95757;--color-primary: #14161a;--radius-card: 18px;--radius-control: 10px;--radius: 18px;--shadow-card: 0 8px 24px rgba(41, 51, 68, .08);--shadow: var(--shadow-card)}*{box-sizing:border-box}html,body,#app{height:100%;overflow-x:hidden}body{margin:0;background:var(--color-bg);color:var(--color-ink);font-size:14px;-webkit-font-smoothing:antialiased}button,input,textarea{font:inherit;max-width:100%}img{max-width:100%}.flex-center{display:flex;align-items:center;justify-content:center}.flex-between{display:flex;align-items:center;justify-content:space-between}.text-ellipsis{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.price{color:var(--color-accent);font-weight:700}.card{background:var(--color-surface);border:1px solid rgba(237,240,243,.9);border-radius:var(--radius-card);padding:16px;margin:12px 16px;box-shadow:var(--shadow-card)}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:10px 22px;border-radius:var(--radius-control);border:none;font-size:15px;font-weight:600;cursor:pointer;transition:transform .2s,opacity .2s,box-shadow .2s}.btn:active{transform:translateY(1px)}.btn-primary{background:var(--color-primary);color:#fff}.btn-danger{background:var(--color-accent);color:#fff}.btn-outline{background:transparent;border:1px solid var(--color-border);color:var(--color-ink)}.btn-block{width:100%}.btn:disabled{opacity:.45;cursor:not-allowed}.toast{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);background:rgba(20,22,26,.9);color:#fff;padding:12px 24px;border-radius:var(--radius-control);font-size:14px;z-index:9999;pointer-events:none;animation:toastIn .3s ease}@keyframes toastIn{0%{opacity:0;transform:translate(-50%,-50%) scale(.9)}to{opacity:1;transform:translate(-50%,-50%) scale(1)}}.page{min-height:100vh;padding-bottom:70px}.page-header{background:var(--color-primary);padding:20px 16px 30px;color:#fff;position:relative}.tab-bar{position:fixed;bottom:0;left:0;right:0;height:58px;background:rgba(255,255,255,.96);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);display:flex;border-top:1px solid var(--color-border);z-index:100;padding-bottom:env(safe-area-inset-bottom)}.tab-item{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;font-size:11px;color:var(--color-muted);text-decoration:none;transition:color .2s}.tab-item svg{width:22px;height:22px;margin-bottom:2px}.tab-item.active{color:var(--color-accent)}.nav-bar{position:sticky;top:0;z-index:99;background:rgba(255,255,255,.94);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);height:48px;display:flex;align-items:center;padding:0 16px;border-bottom:1px solid var(--color-border)}.nav-bar .back{margin-right:12px;cursor:pointer;font-size:18px;color:var(--color-ink)}.nav-bar .title{font-size:17px;font-weight:700;flex:1;text-align:center}.input-group{margin-bottom:16px}.input-group label{display:block;font-size:13px;color:var(--color-muted);margin-bottom:6px}.input-group input,.input-group textarea{width:100%;padding:12px;border:1px solid var(--color-border);border-radius:var(--radius-control);font-size:15px;outline:none;transition:border-color .2s,background .2s;background:#fbfcfd}.input-group input:focus,.input-group textarea:focus{border-color:var(--color-accent);background:#fff}@media (max-width: 360px){.card{margin-left:12px;margin-right:12px;padding:14px}.btn{padding-left:14px;padding-right:14px}}