:root{--bg:#eef1f4;--panel:#fff;--text:#050505;--muted:#8a8f98;--line:#dfe3e8;--pink:#ffb6c8;--green:#48af4f;--blue:#2d9aeb;--red:#f44336;--shadow:0 10px 28px rgba(0,0,0,.08)}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;font-size:14px}a{text-decoration:none;color:inherit}.shell{display:grid;grid-template-columns:180px 1fr;min-height:100vh}.side{background:#fff;border-right:1px solid #ddd;position:sticky;top:0;height:100vh;padding:18px 8px;display:flex;flex-direction:column}.logo{height:44px;font-weight:900;font-size:21px;letter-spacing:.5px;margin:0 6px 22px;display:flex;align-items:center}.logo:after{content:"云传";font-size:16px;color:#0aa596;margin-left:8px}.mark{display:none}.nav{display:flex;flex-direction:column;gap:8px}.nav a{display:flex;align-items:center;gap:14px;padding:12px 14px;border-radius:8px;color:#111}.nav a:hover,.nav a.active{background:#e8f6e8;color:#2aae46}.nav a:nth-last-child(1){margin-top:auto;color:#f44336}.main{padding:0 16px 44px;overflow-x:hidden}.top{height:82px;margin:0 -16px 8px;background:#fff;border-bottom:1px solid #ddd;display:flex;align-items:center;justify-content:center;position:sticky;top:0;z-index:20}.top h2{font-size:22px;margin:0}.top .muted{position:absolute;right:16px}.card{background:#fff;border-radius:8px;padding:16px;box-shadow:var(--shadow)}.grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:16px 0}.num{font-size:34px;font-weight:900}.muted{color:var(--muted)}.btn,button{border:0;border-radius:8px;background:#2d9aeb;color:#fff;padding:10px 18px;font-weight:800;cursor:pointer}.btn.green,button.green{background:#48af4f}.btn.red,button.red{background:#f44336}.btn.gray{background:#e9edf2;color:#222}.hero{background:#fff;border-radius:8px;padding:20px;margin-bottom:16px}.hero h1{margin:0 0 8px;font-size:24px}input,select,textarea{width:100%;border:1px solid #cfd4da;border-radius:8px;padding:10px 12px;font:inherit;background:#fff}label{font-weight:800;margin:10px 0 6px;display:block}.table{width:100%;border-collapse:collapse}.table th,.table td{border-bottom:1px solid #eee;padding:10px;text-align:left}.flash{background:#e8f8ed;color:#167a31;border-radius:8px;padding:12px;margin-bottom:12px}.flash.err{background:#fff0f0;color:#c62828}.auth{min-height:100vh;display:grid;place-items:center;background:#eef1f4}.authbox{width:min(420px,92vw);background:#fff;border-radius:10px;padding:26px;box-shadow:var(--shadow)}
.device-toolbar{background:#fff;border-radius:8px;padding:16px;margin-bottom:16px}.device-toolbar .btn{min-width:250px;margin-right:8px}.device-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.device-card{background:#fff;border:1px solid transparent;border-radius:8px;padding:16px;position:relative;min-height:220px}.device-card:hover{border-color:#143cff}.device-card h3{font-size:17px;margin:0 0 4px}.tag{display:inline-flex;border:1px solid #1095ff;color:#087fe3;border-radius:4px;padding:2px 6px;margin:3px 3px 3px 0;font-size:12px}.tag.green{border-color:#0cae9b;color:#0a9788;background:#e8fffb}.device-actions{position:absolute;right:16px;top:16px;display:grid;gap:8px}.soft{border-radius:999px;padding:6px 14px;font-size:13px;background:#e4f8e5;color:#24a342}.soft.blue{background:#dce4ff;color:#294bc9}.soft.gray{background:#eee;color:#888}.warranty{height:16px;background:#d7d7d7;border-radius:4px;overflow:hidden;margin-top:15px}.warranty span{display:block;height:100%;background:#ffb6c8;text-align:center;color:#fff;font-size:11px}
.plans.compact{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;margin:10px 0}.plan{border:0;border-radius:8px;padding:10px;color:#fff;text-align:center;cursor:pointer}.plan strong{display:block}.plan .price{font-size:18px;font-weight:900}.plan input{display:none}.plan.red{background:linear-gradient(135deg,#ff7043,#ff3d2e)}.plan.teal{background:linear-gradient(135deg,#04aa9b,#008d83)}.plan.purple{background:linear-gradient(135deg,#7e49d1,#5c31b2)}.plan.orange{background:linear-gradient(135deg,#ffb21a,#ff8b00)}.plan.yellow{background:linear-gradient(135deg,#ffc928,#ffad0a)}.plan:has(input:checked){outline:4px solid rgba(45,154,235,.25)}.section-caption{text-align:center;font-size:20px;font-weight:950;margin:10px 0}.option-row{display:flex;gap:12px;flex-wrap:wrap;margin:14px 0}.chip{display:inline-flex;border-radius:999px;background:#e5e5e5;padding:8px 14px;font-weight:800}.chip.on{background:#48af4f;color:#fff}
.wallet-hero{max-width:820px;margin:0 auto 16px;background:#ffb6c8;border-radius:8px;padding:38px;text-align:center}.wallet-icon{width:64px;height:64px;border-radius:50%;background:#48af4f;display:grid;place-items:center;margin:0 auto 18px;color:#fff;font-size:30px}.wallet-actions{max-width:820px;margin:16px auto;display:grid;grid-template-columns:repeat(4,1fr);gap:16px;background:#fff;padding:16px;border-radius:8px}.history{max-width:820px;margin:18px auto;background:#fff;border-radius:8px;overflow:hidden}.history-row{display:grid;grid-template-columns:52px 1fr auto;gap:14px;align-items:center;padding:10px 16px;border-bottom:1px solid #eee}.bolt{width:40px;height:40px;border-radius:8px;background:#ffc107;display:grid;place-items:center;color:#fff}.amount.minus{color:#ff9800}.amount.plus{color:#1686ff}
.app-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.app-card{background:#fff;border-radius:8px;padding:8px;position:relative}.app-cover{height:275px;border-radius:7px;background:#eef2f7;object-fit:cover;width:100%}.mb-badge{position:absolute;left:16px;top:16px;background:#d91362;color:#fff;border-radius:999px;padding:4px 10px;font-weight:900;font-size:12px}.rocket{position:absolute;left:50%;top:250px;transform:translateX(-50%);background:#050505;color:#ffb400;border-radius:999px;padding:3px 10px;font-size:12px}.install{width:100%;background:#ffb6c8;margin-top:10px}.modal-mask{position:fixed;inset:0;background:rgba(0,0,0,.55);display:none;align-items:center;justify-content:center;z-index:99}.modal{background:#fff;border-radius:8px;width:min(420px,92vw);padding:18px;box-shadow:0 24px 70px rgba(0,0,0,.3)}.modal-mask:target{display:flex}.modal .close{float:right;width:34px;height:34px;border-radius:50%;background:#fff;text-align:center;font-size:28px}
.mobilebar{display:none}@media(max-width:1100px){.device-grid,.app-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:760px){.shell{grid-template-columns:1fr}.side{display:none}.main{padding:0 10px 66px}.top{height:58px;margin:0 -10px 8px}.device-grid,.app-grid,.grid,.cards,.wallet-actions{grid-template-columns:1fr}.device-toolbar .btn{width:100%;margin:4px 0}.plans.compact{grid-template-columns:repeat(2,1fr)}.app-cover{height:220px}.mobilebar{display:flex;position:fixed;bottom:0;left:0;right:0;height:58px;background:#fff;border-top:1px solid #ddd;z-index:50;justify-content:space-around;align-items:center}.mobilebar a{font-size:12px;color:#777}.device-actions{position:static;display:flex;flex-wrap:wrap;margin-top:10px}}