/* ===== 云站前台主样式 · 移动优先 ===== */
*{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent}
:root{
    --brand:#2563eb;
    --brand2:#7c3aed;
    --brand-grad:linear-gradient(135deg,#2563eb 0%,#7c3aed 100%);
    --cyan:#06b6d4;
    --bg:#f5f7fb;
    --card:#ffffff;
    --txt:#0f172a;
    --txt2:#475569;
    --muted:#94a3b8;
    --line:#e8edf5;
    --ok:#16a34a;
    --warn:#f59e0b;
    --danger:#ef4444;
    --radius:16px;
    --shadow:0 4px 20px -6px rgba(15,23,42,.09);
    --shadow-lg:0 18px 44px -18px rgba(15,23,42,.24);
    --nav-h:56px;
}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
    font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
    background:var(--bg);color:var(--txt);line-height:1.6;font-size:15px;
    padding-bottom:env(safe-area-inset-bottom);
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
input,select,textarea,button{font-family:inherit;font-size:inherit;outline:none}
.container{max-width:1200px;margin:0 auto;padding:0 16px}

/* ---------- 顶部导航 ---------- */
.nav{
    position:sticky;top:0;z-index:100;background:rgba(255,255,255,.86);
    backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
    border-bottom:1px solid var(--line);
}
.nav-in{height:var(--nav-h);display:flex;align-items:center;justify-content:space-between;gap:12px}
.nav-logo{display:flex;align-items:center;gap:9px;font-weight:800;font-size:17px;letter-spacing:-.2px;flex:0 0 auto}
.nav-logo .mark{
    width:32px;height:32px;border-radius:10px;background:var(--brand-grad);
    display:grid;place-items:center;color:#fff;flex:0 0 auto;
    box-shadow:0 6px 16px -6px rgba(37,99,235,.7);
}
.nav-logo .mark svg{width:18px;height:18px}
.nav-links{display:none;align-items:center;gap:4px;flex:1 1 auto;margin-left:24px}
.nav-links a{padding:8px 13px;border-radius:9px;font-size:14px;color:var(--txt2);font-weight:500;transition:.18s;white-space:nowrap}
.nav-links a:hover{background:#eef2fa;color:var(--brand)}
.nav-links a.on{color:var(--brand);background:#e8efff;font-weight:600}
.nav-act{display:flex;align-items:center;gap:8px;flex:0 0 auto}
.btn-nav{
    padding:8px 16px;border-radius:9px;font-size:13.5px;font-weight:600;border:1px solid var(--line);
    background:#fff;color:var(--txt2);cursor:pointer;transition:.18s;white-space:nowrap
}
.btn-nav:hover{border-color:#c7d7f5;color:var(--brand)}
.btn-nav.pri{background:var(--brand-grad);color:#fff;border:none;box-shadow:0 6px 16px -7px rgba(37,99,235,.75)}
.btn-nav.pri:hover{transform:translateY(-1px);color:#fff}
.nav-toggle{display:grid;place-items:center;width:38px;height:38px;border-radius:10px;border:1px solid var(--line);
    background:#fff;cursor:pointer;color:var(--txt2)}
.nav-toggle svg{width:19px;height:19px}
/* 移动端抽屉 */
.drawer{
    position:fixed;inset:var(--nav-h) 0 0 0;background:#fff;z-index:99;
    transform:translateX(100%);transition:transform .26s cubic-bezier(.4,0,.2,1);
    padding:16px;overflow-y:auto;
}
.drawer.open{transform:translateX(0)}
.drawer a{display:block;padding:14px 16px;border-radius:12px;font-size:15.5px;font-weight:500;color:var(--txt2);margin-bottom:6px}
.drawer a.on{background:#e8efff;color:var(--brand);font-weight:600}
.drawer a:active{background:#eef2fa}

/* ---------- 通用按钮 ---------- */
.btn{
    display:inline-flex;align-items:center;justify-content:center;gap:7px;
    padding:12px 24px;border-radius:11px;font-size:14.5px;font-weight:600;
    border:none;cursor:pointer;transition:.2s;text-align:center;
}
.btn.pri{background:var(--brand-grad);color:#fff;box-shadow:0 8px 22px -9px rgba(37,99,235,.8)}
.btn.pri:hover{transform:translateY(-1.5px);box-shadow:0 13px 30px -10px rgba(37,99,235,.9)}
.btn.pri:active{transform:translateY(0)}
.btn.out{background:#fff;border:1px solid var(--line);color:var(--txt2)}
.btn.out:hover{border-color:#c7d7f5;color:var(--brand)}
.btn.blk{width:100%}
.btn.sm{padding:8px 15px;font-size:13px;border-radius:9px}
.btn.lg{padding:15px 30px;font-size:16px;border-radius:13px}
.btn[disabled]{opacity:.55;cursor:not-allowed;transform:none!important}

/* ---------- 卡片 ---------- */
.card{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);border:1px solid var(--line)}
.card-pad{padding:20px}
.sec-title{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px}
.sec-title h2{font-size:19px;font-weight:700;letter-spacing:-.3px}
.sec-title .more{font-size:13.5px;color:var(--brand);font-weight:600;white-space:nowrap}

/* ---------- 首屏 Hero ---------- */
.hero{
    background:linear-gradient(140deg,#0f172a 0%,#1e3a8a 48%,#5b21b6 100%);
    color:#fff;padding:44px 0 52px;position:relative;overflow:hidden;
}
.hero::before{
    content:'';position:absolute;width:420px;height:420px;border-radius:50%;
    background:radial-gradient(circle,rgba(56,189,248,.34),transparent 68%);
    top:-190px;right:-130px;
}
.hero::after{
    content:'';position:absolute;width:340px;height:340px;border-radius:50%;
    background:radial-gradient(circle,rgba(139,92,246,.3),transparent 68%);
    bottom:-180px;left:-100px;
}
.hero-in{position:relative;z-index:2}
.hero-badge{
    display:inline-flex;align-items:center;gap:7px;font-size:12.5px;font-weight:600;
    background:rgba(255,255,255,.13);border:1px solid rgba(255,255,255,.22);
    padding:6px 14px;border-radius:999px;margin-bottom:18px;backdrop-filter:blur(6px);
}
.hero-badge .pulse{width:6px;height:6px;border-radius:50%;background:#4ade80;box-shadow:0 0 0 0 rgba(74,222,128,.7);animation:pulse 2s infinite}
@keyframes pulse{70%{box-shadow:0 0 0 8px rgba(74,222,128,0)}100%{box-shadow:0 0 0 0 rgba(74,222,128,0)}}
.hero h1{font-size:27px;line-height:1.3;font-weight:800;letter-spacing:-.6px;margin-bottom:13px}
.hero h1 em{font-style:normal;background:linear-gradient(90deg,#67e8f9,#a78bfa);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p{font-size:14.5px;color:rgba(255,255,255,.76);margin-bottom:24px;max-width:560px}
.hero-btns{display:flex;gap:11px;flex-wrap:wrap;margin-bottom:30px}
.btn-hero{background:#fff;color:#1e3a8a;padding:13px 26px;border-radius:12px;font-weight:700;font-size:15px;
    display:inline-flex;align-items:center;gap:8px;transition:.2s;box-shadow:0 10px 26px -12px rgba(0,0,0,.5)}
.btn-hero:hover{transform:translateY(-2px)}
.btn-hero.ghost{background:rgba(255,255,255,.1);color:#fff;border:1px solid rgba(255,255,255,.26);box-shadow:none}
.btn-hero.ghost:hover{background:rgba(255,255,255,.17)}
.hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;padding-top:24px;border-top:1px solid rgba(255,255,255,.14)}
.hero-stats .it b{display:block;font-size:21px;font-weight:800;letter-spacing:-.5px}
.hero-stats .it span{font-size:12.5px;color:rgba(255,255,255,.6)}

/* ---------- 特性条 ---------- */
.feat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:11px;margin-top:-30px;position:relative;z-index:3;margin-bottom:26px}
.feat{background:#fff;border-radius:13px;padding:15px 14px;box-shadow:var(--shadow);border:1px solid var(--line);
    display:flex;flex-direction:column;gap:8px}
.feat .ic{width:36px;height:36px;border-radius:10px;display:grid;place-items:center;flex:0 0 auto}
.feat .ic svg{width:19px;height:19px}
.feat b{font-size:14px;font-weight:700}
.feat span{font-size:12px;color:var(--muted);line-height:1.5}
.ic-blue{background:#e8efff;color:#2563eb}
.ic-purple{background:#f3e8ff;color:#7c3aed}
.ic-cyan{background:#e0f7fa;color:#0891b2}
.ic-green{background:#dcfce7;color:#16a34a}

/* ---------- 商品卡片 ---------- */
.plist{display:grid;grid-template-columns:1fr;gap:13px}
.pcard{
    background:#fff;border-radius:15px;border:1px solid var(--line);overflow:hidden;
    box-shadow:var(--shadow);transition:.22s;position:relative;display:flex;flex-direction:column;
}
.pcard:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg);border-color:#cfe0fb}
.pcard-hd{padding:17px 17px 13px;border-bottom:1px dashed var(--line);position:relative}
.pcard-badge{
    position:absolute;top:0;right:0;font-size:11px;font-weight:700;color:#fff;
    padding:4px 12px;border-radius:0 15px 0 11px;background:var(--brand-grad);letter-spacing:.2px;
}
.pcard-badge.hot{background:linear-gradient(135deg,#f43f5e,#f59e0b)}
.pcard-badge.new{background:linear-gradient(135deg,#06b6d4,#2563eb)}
.pcard-name{font-size:16.5px;font-weight:700;letter-spacing:-.2px;margin-bottom:5px;padding-right:52px;
    display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}
.pcard-sub{font-size:12.5px;color:var(--muted);display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}
.pcard-spec{display:grid;grid-template-columns:repeat(2,1fr);gap:9px;padding:15px 17px}
.spec{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--txt2);min-width:0}
.spec svg{width:15px;height:15px;color:var(--brand);flex:0 0 auto}
.spec b{font-weight:600;color:var(--txt);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.pcard-ft{padding:13px 17px 17px;display:flex;align-items:flex-end;justify-content:space-between;gap:12px;margin-top:auto}
.price{display:flex;align-items:baseline;gap:3px;color:#ef4444;font-weight:800}
.price .cur{font-size:13px;font-weight:700}
.price .num{font-size:25px;letter-spacing:-1px;line-height:1}
.price .unit{font-size:12px;color:var(--muted);font-weight:500;margin-left:2px}
.price-old{font-size:12px;color:var(--muted);text-decoration:line-through;margin-left:6px;font-weight:400}
.pcard-empty{text-align:center;padding:44px 20px;color:var(--muted)}
.pcard-empty svg{width:46px;height:46px;margin:0 auto 14px;color:#cbd5e1;opacity:.7}

/* ---------- 区块标题 ---------- */
.block{margin:28px 0}
.block-hd{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:15px}
.block-hd h2{font-size:18.5px;font-weight:700;letter-spacing:-.3px;display:flex;align-items:center;gap:9px}
.block-hd h2 .bar{width:4px;height:17px;border-radius:3px;background:var(--brand-grad)}
.block-hd a{font-size:13.5px;color:var(--brand);font-weight:600}

/* ---------- 公告 ---------- */
.notice{
    display:flex;align-items:flex-start;gap:10px;background:#fffbeb;border:1px solid #fde68a;
    border-radius:12px;padding:13px 15px;font-size:13.5px;color:#92400e;margin-bottom:20px
}
.notice svg{width:17px;height:17px;flex:0 0 auto;margin-top:2px;color:#f59e0b}
.notice .marquee{overflow:hidden;flex:1;min-width:0}
.notice .marquee p{white-space:nowrap;animation:marq 18s linear infinite}
@keyframes marq{0%{transform:translateX(0)}100%{transform:translateX(-50%)}}

/* ---------- 页脚 ---------- */
.foot{background:#0f172a;color:#94a3b8;padding:32px 0 26px;margin-top:44px;font-size:13px}
.foot-grid{display:grid;grid-template-columns:1fr;gap:24px;margin-bottom:24px}
.foot h4{color:#fff;font-size:14.5px;font-weight:700;margin-bottom:12px}
.foot a{display:block;color:#94a3b8;padding:5px 0;transition:.18s;font-size:13.5px}
.foot a:hover{color:#60a5fa}
.foot .ft-brand p{color:#7c8ba4;font-size:13px;line-height:1.7;margin-top:10px}
.foot-bt{display:flex;align-items:center;gap:11px;color:#7c8ba4;font-size:12.5px}
.foot .mark{width:32px;height:32px;border-radius:10px;background:var(--brand-grad);display:grid;place-items:center;color:#fff;flex:0 0 auto}
.foot .mark svg{width:18px;height:18px}
.foot-bt-wrap{border-top:1px solid #1e293b;padding-top:20px;display:flex;flex-direction:column;gap:11px}
.foot-bt-wrap .cp{color:#64748b;font-size:12.5px}

/* ---------- 通用表单 ---------- */
.f-group{margin-bottom:16px}
.f-group label{display:block;font-size:13.5px;font-weight:600;color:var(--txt2);margin-bottom:7px}
.f-input{
    width:100%;padding:13px 15px;border:1.5px solid var(--line);border-radius:12px;
    background:#fbfcfe;font-size:15px;transition:.2s;color:var(--txt)
}
.f-input:focus{border-color:var(--brand);background:#fff;box-shadow:0 0 0 3.5px rgba(37,99,235,.11)}
.f-input::placeholder{color:#b6c2d4}
.f-hint{font-size:12.5px;color:var(--muted);margin-top:6px}
.f-row{display:flex;gap:10px}
.f-row>*{flex:1;min-width:0}

/* ---------- 徽标 ---------- */
.badge{display:inline-flex;align-items:center;gap:4px;font-size:11.5px;font-weight:700;padding:3px 9px;border-radius:999px}
.bg-ok{background:#dcfce7;color:#15803d}
.bg-warn{background:#fef3c7;color:#b45309}
.bg-danger{background:#fee2e2;color:#b91c1c}
.bg-info{background:#e0e7ff;color:#4338ca}
.bg-gray{background:#f1f5f9;color:#64748b}

/* ---------- 空状态 ---------- */
.empty{text-align:center;padding:52px 22px;color:var(--muted)}
.empty svg{width:52px;height:52px;margin:0 auto 16px;color:#cbd5e1;opacity:.65}
.empty b{display:block;font-size:16px;color:var(--txt2);margin-bottom:6px;font-weight:600}
.empty p{font-size:13.5px}

/* ---------- 提示 toast ---------- */
.toast-wrap{position:fixed;left:50%;top:74px;transform:translateX(-50%);z-index:9999;display:flex;flex-direction:column;gap:9px;
    align-items:center;pointer-events:none;width:calc(100% - 32px);max-width:380px}
.toast{
    background:rgba(15,23,42,.93);color:#fff;padding:12px 20px;border-radius:12px;font-size:14px;font-weight:500;
    box-shadow:0 14px 34px -12px rgba(0,0,0,.6);backdrop-filter:blur(10px);
    display:flex;align-items:center;gap:9px;animation:tIn .28s ease;max-width:100%;
}
.toast svg{width:17px;height:17px;flex:0 0 auto}
.toast.ok svg{color:#4ade80}
.toast.err svg{color:#f87171}
@keyframes tIn{from{opacity:0;transform:translateY(-12px)}to{opacity:1;transform:translateY(0)}}

/* ---------- 表格 ---------- */
.tbl-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch}
table.tbl{width:100%;border-collapse:collapse;font-size:13.5px;min-width:640px}
table.tbl th{text-align:left;padding:12px 14px;background:#f8fafc;color:var(--txt2);font-weight:600;font-size:12.5px;
    white-space:nowrap;border-bottom:1px solid var(--line)}
table.tbl td{padding:14px;border-bottom:1px solid #f1f5f9;vertical-align:middle}
table.tbl tr:last-child td{border-bottom:none}
table.tbl tbody tr:hover{background:#fafbfe}

/* ---------- 分页 ---------- */
.pager{display:flex;justify-content:center;gap:6px;margin:24px 0;flex-wrap:wrap}
.pager a,.pager span{
    min-width:37px;height:37px;padding:0 11px;display:inline-flex;align-items:center;justify-content:center;
    border-radius:10px;border:1px solid var(--line);background:#fff;font-size:13.5px;color:var(--txt2);
    font-weight:500;transition:.18s
}
.pager a:hover{border-color:#c7d7f5;color:var(--brand)}
.pager .cur{background:var(--brand-grad);color:#fff;border-color:transparent;font-weight:700}
.pager .dis{opacity:.45;pointer-events:none}

/* ---------- 面包屑 ---------- */
.crumb{display:flex;align-items:center;gap:7px;font-size:13px;color:var(--muted);padding:14px 0;flex-wrap:wrap}
.crumb a{color:var(--muted)}
.crumb a:hover{color:var(--brand)}
.crumb svg{width:13px;height:13px;opacity:.6}

/* ---------- 用户中心侧栏 ---------- */
.uc-layout{display:block;margin-top:8px}
.uc-side{margin-bottom:16px}
.uc-side-in{display:flex;gap:7px;overflow-x:auto;padding:4px 0;scrollbar-width:none}
.uc-side-in::-webkit-scrollbar{display:none}
.uc-side a{
    display:flex;align-items:center;gap:8px;padding:11px 15px;border-radius:11px;font-size:14px;
    color:var(--txt2);font-weight:500;white-space:nowrap;background:#fff;border:1px solid var(--line);transition:.18s
}
.uc-side a svg{width:17px;height:17px;flex:0 0 auto}
.uc-side a:hover{border-color:#c7d7f5;color:var(--brand)}
.uc-side a.on{background:var(--brand-grad);color:#fff;border-color:transparent;font-weight:600;
    box-shadow:0 7px 18px -8px rgba(37,99,235,.75)}

/* ---------- 余额卡 ---------- */
.bal-card{background:var(--brand-grad);color:#fff;border-radius:var(--radius);padding:22px;position:relative;overflow:hidden;
    box-shadow:0 14px 34px -14px rgba(37,99,235,.8)}
.bal-card::after{content:'';position:absolute;width:190px;height:190px;border-radius:50%;
    background:rgba(255,255,255,.12);top:-90px;right:-60px}
.bal-card .lbl{font-size:13px;opacity:.82;margin-bottom:7px}
.bal-card .amt{font-size:31px;font-weight:800;letter-spacing:-1.2px;margin-bottom:3px}
.bal-card .sub{font-size:12.5px;opacity:.72}
.bal-card .act{position:relative;z-index:2;margin-top:17px;display:flex;gap:9px}
.bal-card .act a{background:rgba(255,255,255,.2);border:1px solid rgba(255,255,255,.28);color:#fff;
    padding:9px 18px;border-radius:10px;font-size:13.5px;font-weight:600;transition:.2s}
.bal-card .act a:hover{background:rgba(255,255,255,.3)}

/* ---------- 步骤 ---------- */
.stepper{display:flex;align-items:center;gap:6px;margin-bottom:22px;overflow-x:auto;padding-bottom:2px;scrollbar-width:none}
.stepper::-webkit-scrollbar{display:none}
.stepper .it{display:flex;align-items:center;gap:7px;font-size:13px;color:var(--muted);white-space:nowrap;flex:0 0 auto}
.stepper .it i{width:25px;height:25px;border-radius:50%;display:grid;place-items:center;font-style:normal;font-size:12px;
    background:#eef2f8;color:var(--muted);font-weight:700;transition:.25s}
.stepper .it.on{color:var(--txt);font-weight:600}
.stepper .it.on i{background:var(--brand-grad);color:#fff;box-shadow:0 0 0 4px rgba(37,99,235,.13)}
.stepper .it.done i{background:#dcfce7;color:var(--ok)}
.stepper .ln{flex:1 1 auto;height:2px;background:#e8edf5;min-width:12px;border-radius:2px}
.stepper .ln.done{background:#bbf7d0}

/* ---------- 支付方式选择 ---------- */
.pay-list{display:flex;flex-direction:column;gap:10px}
.pay-item{display:flex;align-items:center;gap:13px;padding:15px;border:1.5px solid var(--line);border-radius:13px;
    cursor:pointer;transition:.2s;background:#fff;position:relative}
.pay-item:hover{border-color:#c7d7f5}
.pay-item.on{border-color:var(--brand);background:#f5f9ff;box-shadow:0 0 0 3.5px rgba(37,99,235,.09)}
.pay-item .ic{width:41px;height:41px;border-radius:11px;display:grid;place-items:center;color:#fff;flex:0 0 auto;font-size:18px}
.pay-item .nm{font-weight:600;font-size:14.5px;flex:1;min-width:0}
.pay-item .nm small{display:block;font-size:12px;color:var(--muted);font-weight:400;margin-top:2px}
.pay-item .rd{width:19px;height:19px;border-radius:50%;border:2px solid #cbd5e1;flex:0 0 auto;transition:.2s;position:relative}
.pay-item.on .rd{border-color:var(--brand);background:var(--brand)}
.pay-item.on .rd::after{content:'';position:absolute;inset:3.5px;background:#fff;border-radius:50%}

/* ---------- 金额面板 ---------- */
.sum-card{background:#f8fafc;border:1px solid var(--line);border-radius:14px;padding:18px;margin-bottom:18px}
.sum-row{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:8px 0;font-size:14px;color:var(--txt2)}
.sum-row b{color:var(--txt);font-weight:600}
.sum-total{display:flex;justify-content:space-between;align-items:baseline;gap:12px;padding-top:14px;margin-top:9px;
    border-top:1.5px dashed var(--line)}
.sum-total span{font-size:14.5px;color:var(--txt2)}
.sum-total b{color:#ef4444;font-size:27px;font-weight:800;letter-spacing:-1px}

/* ---------- 详情页 ---------- */
.pd-hero{background:linear-gradient(140deg,#0f172a,#1e3a8a 70%,#3730a3);color:#fff;border-radius:var(--radius);
    padding:26px 20px;margin-bottom:16px;position:relative;overflow:hidden}
.pd-hero::after{content:'';position:absolute;width:220px;height:220px;border-radius:50%;
    background:rgba(96,165,250,.2);top:-110px;right:-70px}
.pd-hero .in{position:relative;z-index:2}
.pd-hero h1{font-size:22px;font-weight:800;letter-spacing:-.4px;margin-bottom:8px}
.pd-hero .sub{font-size:13.5px;color:rgba(255,255,255,.72);margin-bottom:16px}
.pd-hero .pr{display:flex;align-items:baseline;gap:5px}
.pd-hero .pr .cur{font-size:15px;font-weight:700;color:#fca5a5}
.pd-hero .pr .num{font-size:35px;font-weight:800;color:#fca5a5;letter-spacing:-1.6px;line-height:1}
.pd-hero .pr .unit{font-size:13px;color:rgba(255,255,255,.62)}
.pd-spec{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line);border-radius:13px;overflow:hidden;
    border:1px solid var(--line);margin-bottom:16px}
.pd-spec .it{background:#fff;padding:15px 16px}
.pd-spec .it .k{font-size:12px;color:var(--muted);margin-bottom:4px}
.pd-spec .it .v{font-size:15px;font-weight:700;color:var(--txt);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.pd-body{background:#fff;border-radius:var(--radius);border:1px solid var(--line);padding:20px;margin-bottom:16px;box-shadow:var(--shadow)}
.pd-body h3{font-size:16px;font-weight:700;margin-bottom:13px;display:flex;align-items:center;gap:8px}
.pd-body h3 .bar{width:4px;height:16px;border-radius:3px;background:var(--brand-grad)}
.pd-body .txt{font-size:14.5px;color:var(--txt2);line-height:1.85;word-break:break-word}
.pd-body .txt img{border-radius:10px;margin:10px 0}
.pd-feat{display:flex;flex-direction:column;gap:10px}
.pd-feat .fi{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:var(--txt2)}
.pd-feat .fi svg{width:18px;height:18px;color:var(--ok);flex:0 0 auto;margin-top:2px}
/* 底部固定操作条 */
.pd-bar{
    position:fixed;left:0;right:0;bottom:0;z-index:90;background:rgba(255,255,255,.96);
    backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-top:1px solid var(--line);
    padding:11px 16px calc(11px + env(safe-area-inset-bottom));
    display:flex;align-items:center;gap:12px;box-shadow:0 -6px 24px -12px rgba(15,23,42,.2)
}
.pd-bar .pr{flex:1;min-width:0;display:flex;align-items:baseline;gap:3px;color:#ef4444;font-weight:800}
.pd-bar .pr .cur{font-size:12.5px}
.pd-bar .pr .num{font-size:22px;letter-spacing:-.8px;line-height:1}
.pd-bar .pr .unit{font-size:11.5px;color:var(--muted);font-weight:500;margin-left:2px}
.pd-bar .btn{padding:13px 30px;border-radius:12px;font-size:15px}
body.has-bar{padding-bottom:82px}

/* ---------- 登录页 ---------- */
.auth-wrap{min-height:100vh;display:flex;flex-direction:column;background:var(--bg)}
.auth-top{background:linear-gradient(140deg,#0f172a,#1e3a8a 60%,#5b21b6);color:#fff;padding:38px 22px 34px;text-align:center;
    border-radius:0 0 26px 26px;position:relative;overflow:hidden}
.auth-top::after{content:'';position:absolute;width:260px;height:260px;border-radius:50%;
    background:rgba(96,165,250,.17);top:-140px;right:-90px}
.auth-top .in{position:relative;z-index:2}
.auth-top .mark{width:54px;height:54px;border-radius:16px;background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.24);
    display:grid;place-items:center;margin:0 auto 15px;backdrop-filter:blur(8px)}
.auth-top .mark svg{width:27px;height:27px}
.auth-top h1{font-size:21px;font-weight:800;letter-spacing:-.3px;margin-bottom:7px}
.auth-top p{font-size:13.5px;color:rgba(255,255,255,.7)}
.auth-body{flex:1;padding:0 16px;margin-top:-22px;position:relative;z-index:3}
.auth-card{background:#fff;border-radius:18px;padding:24px 20px;box-shadow:0 18px 44px -20px rgba(15,23,42,.3);
    border:1px solid var(--line);margin-bottom:16px}
.auth-tabs{display:flex;gap:5px;background:#f1f5f9;border-radius:12px;padding:4px;margin-bottom:22px}
.auth-tabs button{flex:1;padding:10px;border:none;background:transparent;border-radius:9px;font-size:14px;font-weight:600;
    color:var(--muted);cursor:pointer;transition:.2s}
.auth-tabs button.on{background:#fff;color:var(--brand);box-shadow:0 3px 10px -3px rgba(15,23,42,.14)}
.code-row{display:flex;gap:10px}
.code-row .f-input{flex:1;min-width:0}
.btn-code{white-space:nowrap;padding:0 17px;border-radius:12px;border:1.5px solid var(--brand);background:#f0f6ff;
    color:var(--brand);font-weight:600;font-size:13.5px;cursor:pointer;transition:.2s}
.btn-code:hover{background:#e5efff}
.btn-code[disabled]{border-color:var(--line);background:#f8fafc;color:var(--muted);cursor:not-allowed}
.auth-tip{font-size:12.5px;color:var(--muted);text-align:center;line-height:1.7}

/* ---------- 提示框 ---------- */
.alert{display:flex;gap:10px;padding:13px 15px;border-radius:12px;font-size:13.5px;margin-bottom:16px;line-height:1.6}
.alert svg{width:18px;height:18px;flex:0 0 auto;margin-top:1.5px}
.alert.info{background:#eff6ff;border:1px solid #bfdbfe;color:#1e40af}
.alert.warn{background:#fffbeb;border:1px solid #fde68a;color:#92400e}
.alert.ok{background:#f0fdf4;border:1px solid #bbf7d0;color:#166534}
.alert.err{background:#fef2f2;border:1px solid #fecaca;color:#991b1b}

/* ---------- 列表项 ---------- */
.li{display:flex;align-items:center;gap:13px;padding:15px 16px;background:#fff;border:1px solid var(--line);
    border-radius:13px;margin-bottom:10px;transition:.2s}
.li:hover{border-color:#cfe0fb;box-shadow:var(--shadow)}
.li .ic{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;flex:0 0 auto;
    background:linear-gradient(135deg,#e8efff,#f3e8ff);color:var(--brand)}
.li .ic svg{width:20px;height:20px}
.li .mn{flex:1;min-width:0}
.li .mn b{display:block;font-size:14.5px;font-weight:600;margin-bottom:3px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.li .mn span{font-size:12.5px;color:var(--muted);display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.li .rt{text-align:right;flex:0 0 auto}
.li .rt .v{font-size:15px;font-weight:700;color:var(--txt)}
.li .rt .t{font-size:12px;color:var(--muted);margin-top:3px}

/* ---------- 桌面端适配 ---------- */
@media (min-width:640px){
    body{font-size:15.5px}
    .container{padding:0 24px}
    .hero{padding:60px 0 72px}
    .hero h1{font-size:38px}
    .hero p{font-size:16px}
    .hero-stats{grid-template-columns:repeat(3,1fr);gap:24px;max-width:520px}
    .hero-stats .it b{font-size:25px}
    .feat-grid{grid-template-columns:repeat(4,1fr);gap:16px;margin-top:-40px}
    .plist{grid-template-columns:repeat(2,1fr);gap:16px}
    .pd-spec{grid-template-columns:repeat(4,1fr)}
    .pd-bar{position:static;background:transparent;backdrop-filter:none;border:none;box-shadow:none;padding:0;margin-top:8px}
    .pd-bar .btn{width:100%}
    body.has-bar{padding-bottom:0}
    .foot-grid{grid-template-columns:1.6fr 1fr 1fr 1fr;gap:30px}
    .foot-bt-wrap{flex-direction:row;justify-content:space-between;align-items:center}
    .pd-hero{padding:34px 32px}
    .pd-hero h1{font-size:28px}
    .pd-hero .pr .num{font-size:42px}
    .card-pad{padding:26px}
    .auth-body{padding:0 24px;max-width:480px;margin-left:auto;margin-right:auto;width:100%}
    .auth-top{border-radius:0 0 32px 32px;padding:48px 24px 42px}
    .auth-top h1{font-size:25px}
    .bal-card{padding:26px}
    .bal-card .amt{font-size:36px}
}
@media (min-width:960px){
    .nav-links{display:flex}
    .nav-toggle{display:none}
    .drawer{display:none}
    .plist{grid-template-columns:repeat(3,1fr)}
    .hero{padding:76px 0 88px}
    .hero h1{font-size:46px;letter-spacing:-1.2px}
    .hero p{font-size:17px;max-width:640px}
    .hero-btns{margin-bottom:38px}
    .uc-layout{display:grid;grid-template-columns:216px 1fr;gap:24px;align-items:start}
    .uc-side{position:sticky;top:76px;margin-bottom:0}
    .uc-side-in{flex-direction:column;overflow:visible;gap:5px;padding:0}
    .uc-side a{width:100%;white-space:normal;background:transparent;border-color:transparent;padding:11px 14px}
    .uc-side a:hover{background:#fff;border-color:var(--line)}
    .uc-side a.on{background:var(--brand-grad)}
    .pd-hero h1{font-size:32px}
}
@media (min-width:1200px){
    .plist{grid-template-columns:repeat(4,1fr)}
}