:root{--bg: #eef2f9;--card: #ffffff;--text: #0f172a;--muted: #64748b;--line: #e7ecf5;--brand: #4353ff;--brand-2: #12b3c8;--brand-grad: linear-gradient(135deg, #4353ff 0%, #12b3c8 100%);--ok: #15803d;--ok-bg: #e7f8ee;--off: #b91c1c;--off-bg: #fdecec;--warn: #b45309;--warn-bg: #fef4e2;--radius: 16px;--shadow: 0 14px 40px rgba(20, 30, 60, .09);--shadow-sm: 0 2px 10px rgba(20, 30, 60, .06);font-family:system-ui,-apple-system,Segoe UI,PingFang SC,Microsoft YaHei,sans-serif;color:var(--text)}*{box-sizing:border-box}html,body{margin:0;padding:0}body{background:radial-gradient(1200px 600px at 15% -10%,#dbe4ff 0%,transparent 55%),radial-gradient(1000px 500px at 100% 0%,#d5f5fb 0%,transparent 50%),var(--bg);background-attachment:fixed;min-height:100vh;-webkit-font-smoothing:antialiased}a{color:var(--brand);text-decoration:none}a:hover{text-decoration:underline}.app-shell{min-height:100vh;display:flex;flex-direction:column}.container{width:100%;max-width:980px;margin:0 auto;padding:0 18px}.main{flex:1;padding-top:22px;padding-bottom:48px}.topbar{position:sticky;top:0;z-index:20;background:#ffffffc7;-webkit-backdrop-filter:saturate(160%) blur(12px);backdrop-filter:saturate(160%) blur(12px);border-bottom:1px solid var(--line)}.topbar-inner{display:flex;align-items:center;gap:18px;height:64px}.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}.brand-text{display:flex;flex-direction:column;line-height:1.1}.brand-name{font-weight:800;font-size:18px;letter-spacing:.2px}.brand-tag{font-size:11px;color:var(--muted)}.nav{display:flex;gap:4px;margin-left:8px}.nav button{border:none;background:transparent;padding:9px 16px;border-radius:10px;font-size:14.5px;color:#475569;cursor:pointer}.nav button:hover{background:#eef2fb}.nav button.active{background:var(--brand-grad);color:#fff;box-shadow:0 6px 16px #4353ff47}.user-area{margin-left:auto;display:flex;align-items:center;gap:10px}.chip{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--line);background:#fff;border-radius:999px;padding:6px 14px 6px 6px;font-size:14px;color:var(--text);cursor:pointer}.chip:hover{border-color:#c7d2fe}.avatar{width:26px;height:26px;border-radius:50%;background:var(--brand-grad);color:#fff;display:grid;place-items:center;font-size:13px;font-weight:700}button{font-family:inherit}button:not(.chip):not(.nav-empty){border:1px solid #d7deea;background:#fff;border-radius:10px;padding:9px 16px;font-size:14px;color:var(--text);cursor:pointer;transition:transform .05s ease,box-shadow .15s ease,background .15s ease}button:not(.chip):hover{background:#f7f9fd;box-shadow:var(--shadow-sm)}button:disabled{opacity:.55;cursor:not-allowed;box-shadow:none}button.primary{background:var(--brand-grad);border:none;color:#fff;font-weight:600;box-shadow:0 8px 20px #4353ff47}button.primary:hover{box-shadow:0 10px 26px #4353ff61;background:var(--brand-grad);filter:brightness(1.04)}button.block{width:100%;padding:12px 0;font-size:15px;border-radius:12px}.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:18px 20px;margin-bottom:16px;box-shadow:var(--shadow)}.card>h2,.card>strong.head{display:block;font-size:16px;margin:0 0 4px}.card-sub{color:var(--muted);font-size:13px;margin:0 0 12px}.row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}.divider{height:1px;background:var(--line);margin:14px 0}ul.plain{list-style:none;margin:6px 0 0;padding:0}ul.plain li{padding:12px 0;border-bottom:1px solid var(--line);font-size:14px}ul.plain li:last-child{border-bottom:none}.badge{display:inline-block;font-size:12px;line-height:1;padding:5px 9px;border-radius:999px;background:#eef2f8;color:#475569;font-weight:600}.badge.ok{background:var(--ok-bg);color:var(--ok)}.badge.off{background:var(--off-bg);color:var(--off)}.badge.warn{background:var(--warn-bg);color:var(--warn)}input,select{border:1px solid #d7deea;border-radius:10px;padding:10px 12px;font-size:14px;background:#fff;color:var(--text);font-family:inherit}input:focus,select:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px #4353ff24}.muted{color:var(--muted)}.small{font-size:13px}.log{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:12.5px;line-height:1.6;background:#0b1220;color:#cbd5e1;border-radius:12px;padding:14px;max-height:240px;overflow:auto;white-space:pre-wrap;word-break:break-all}.auth-shell{display:grid;grid-template-columns:1fr 1fr;gap:0;max-width:820px;margin:10px auto 0;background:#fff;border:1px solid var(--line);border-radius:20px;overflow:hidden;box-shadow:var(--shadow)}.auth-hero{background:var(--brand-grad);color:#fff;padding:34px 28px;display:flex;flex-direction:column;justify-content:center;gap:14px}.auth-hero .logo-row{display:flex;align-items:center;gap:10px;font-weight:800;font-size:20px}.auth-hero h3{margin:6px 0 0;font-size:20px;font-weight:700;line-height:1.4}.auth-hero ul{list-style:none;padding:0;margin:6px 0 0;display:flex;flex-direction:column;gap:10px}.auth-hero li{font-size:13.5px;opacity:.95;display:flex;gap:8px;align-items:center}.auth-hero li:before{content:"✓";width:18px;height:18px;border-radius:50%;background:#ffffff38;color:#fff;display:grid;place-items:center;font-size:11px;flex-shrink:0}.auth-form{padding:30px 28px}.auth-form h2{margin:0 0 4px;font-size:21px}.auth-tabs{display:flex;background:#f1f5fb;border-radius:12px;padding:4px;margin:16px 0 18px}.auth-tabs button{flex:1;border:none;background:transparent;padding:9px 0;border-radius:9px;color:#475569;font-weight:600;box-shadow:none}.auth-tabs button:hover{box-shadow:none;background:transparent}.auth-tabs button.active{background:#fff;color:var(--text);box-shadow:var(--shadow-sm)}.field{display:block;margin-bottom:14px}.field span{display:block;font-size:13px;color:#475569;margin-bottom:6px;font-weight:600}.field input{width:100%;padding:11px 12px;font-size:15px}.field .hint{font-size:12px;color:var(--muted);margin-top:5px;font-weight:400}.account-row{display:flex;justify-content:space-between;align-items:center;padding:12px 0;border-bottom:1px solid var(--line);font-size:14px}.store-list{list-style:none;padding:0;margin:8px 0 0}.store-list li{display:flex;align-items:center;gap:12px;padding:12px 0;border-bottom:1px solid var(--line)}.store-list li:last-child{border-bottom:none}.store-name{flex:1;font-size:14.5px}.dl-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:14px;margin-top:12px}.dl-card{border:1px solid var(--line);border-radius:14px;padding:18px;background:#fbfcff}.dl-card .dl-top{display:flex;align-items:center;gap:10px;margin-bottom:6px}.dl-card .dl-plat{font-weight:700;font-size:15px}.dl-card .dl-ver{color:var(--muted);font-size:12.5px;margin-bottom:12px}.dl-btn{display:inline-block;background:var(--brand-grad);color:#fff!important;padding:9px 16px;border-radius:10px;font-size:14px;font-weight:600;text-decoration:none!important;box-shadow:0 8px 20px #4353ff42}.dl-btn.soon{background:#eef2f8;color:var(--muted)!important;box-shadow:none;cursor:not-allowed}.feature-item{display:flex;flex-direction:column;gap:8px}.feature-title{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14.5px}.feature-title .bracket{color:var(--muted);font-size:12.5px}.feature-actions{display:flex;flex-wrap:wrap;align-items:center;gap:10px}code.inline{font-family:ui-monospace,Consolas,monospace;font-size:12px;background:#f1f5fb;padding:3px 7px;border-radius:6px;color:#334155}.vehicle-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:12px}.vehicle-grid>div{background:#fbfcff;border:1px solid var(--line);border-radius:12px;padding:12px 14px}.vehicle-grid strong{font-size:15px;word-break:break-all}.footer{border-top:1px solid var(--line);padding:18px 18px 30px;color:var(--muted);font-size:12.5px;text-align:center}.stat-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(170px,1fr));gap:14px;margin-bottom:16px}.stat-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px;box-shadow:var(--shadow-sm)}.stat-label{color:var(--muted);font-size:13px;margin-bottom:8px}.stat-value{font-size:28px;font-weight:800;background:var(--brand-grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.table-wrap{overflow-x:auto;margin-top:8px}.admin-table{width:100%;border-collapse:collapse;font-size:13.5px}.admin-table th{text-align:left;color:var(--muted);font-weight:600;font-size:12.5px;padding:8px 10px;border-bottom:1px solid var(--line);white-space:nowrap}.admin-table td{padding:8px 10px;border-bottom:1px solid var(--line);vertical-align:middle}.admin-table tr:last-child td{border-bottom:none}.admin-table input[type=number],.admin-table input[type=text],.admin-table input:not([type]){width:100%}.admin-table input[type=checkbox]{width:16px;height:16px}.admin-table button{padding:6px 12px;font-size:13px}.codes-box{width:100%;font-family:ui-monospace,Consolas,monospace;font-size:13px;border:1px solid #d7deea;border-radius:10px;padding:10px;resize:vertical}@media (max-width: 720px){.topbar-inner{height:auto;flex-wrap:wrap;padding:10px 0;gap:10px}.nav{order:3;width:100%;margin-left:0}.nav button{flex:1}.user-area{margin-left:auto}.auth-shell{grid-template-columns:1fr}.auth-hero{padding:26px 22px}.brand-tag{display:none}.vehicle-grid{grid-template-columns:1fr}}