/* ============================================================
   安康康养 · 演示站共享样式（全套页面共用）
   ============================================================ */
:root{
  --primary:#0f766e; --primary-dark:#115e59; --primary-light:#ccfbf1; --primary-soft:#f0fdfa;
  --accent:#d97706; --accent-light:#fef3c7; --accent-dark:#92400e;
  --ink:#0f172a; --ink-2:#475569; --ink-3:#94a3b8;
  --bg:#f8fafc; --card:#fff; --line:#e2e8f0; --line-2:#cbd5e1;
  --blue:#1d4ed8; --blue-light:#dbeafe;
  --rose:#be123c; --rose-light:#ffe4e6;
  --green:#15803d; --green-light:#dcfce7;
  --radius:14px; --radius-sm:10px;
  --shadow:0 10px 30px rgba(15,23,42,.08);
  --shadow-lg:0 18px 50px rgba(15,23,42,.14);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:"PingFang SC","Microsoft YaHei",-apple-system,"Segoe UI",sans-serif;color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased;line-height:1.6}
a{text-decoration:none;color:inherit}
ul,ol{list-style:none}
img{max-width:100%;display:block}
button{font-family:inherit}
input,select,textarea{font-family:inherit}

.container{max-width:1160px;margin:0 auto;padding:0 20px}
.container-narrow{max-width:820px;margin:0 auto;padding:0 20px}

/* ---------- 顶部导航 ---------- */
.site-header{position:sticky;top:0;z-index:80;background:rgba(255,255,255,.94);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;gap:20px;height:64px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:19px;color:var(--primary);white-space:nowrap}
.brand svg{width:30px;height:30px;flex:0 0 auto}
.brand .demo-tag{font-size:11px;font-weight:700;color:var(--accent);background:var(--accent-light);padding:2px 8px;border-radius:999px}
.nav-links{display:flex;gap:2px;flex:1}
.nav-links a{padding:8px 13px;border-radius:9px;font-size:14.5px;color:var(--ink-2);white-space:nowrap}
.nav-links a:hover{color:var(--primary);background:var(--primary-soft)}
.nav-links a.active{color:var(--primary);background:var(--primary-light);font-weight:700}
.nav-actions{display:flex;align-items:center;gap:10px;white-space:nowrap}
.nav-cart{position:relative;display:inline-flex;align-items:center;gap:6px;font-size:14px;color:var(--ink-2);padding:7px 12px;border-radius:9px}
.nav-cart:hover{background:var(--bg);color:var(--primary)}
.cart-dot{position:absolute;top:0;right:2px;min-width:17px;height:17px;background:var(--accent);color:#fff;border-radius:999px;font-size:10.5px;font-weight:700;display:flex;align-items:center;justify-content:center;padding:0 4px}
.nav-user{display:inline-flex;align-items:center;gap:8px;font-size:14px;color:var(--ink-2);padding:5px 10px;border-radius:999px}
.nav-user:hover{background:var(--bg)}

/* ---------- 通用按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;font-weight:700;border:none;cursor:pointer;border-radius:10px;transition:.18s;line-height:1.2}
.btn-primary{background:var(--primary);color:#fff;padding:11px 22px;font-size:14.5px}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-1px)}
.btn-accent{background:var(--accent);color:#fff;padding:11px 22px;font-size:14.5px}
.btn-accent:hover{background:#b45309}
.btn-outline{background:transparent;color:var(--primary);border:1.5px solid var(--primary);padding:10px 20px;font-size:14.5px}
.btn-outline:hover{background:var(--primary-soft)}
.btn-ghost{background:var(--bg);color:var(--ink-2);border:1px solid var(--line);padding:10px 18px;font-size:14px}
.btn-ghost:hover{background:#eef2f7;color:var(--ink)}
.btn-danger{background:var(--rose);color:#fff;padding:10px 18px;font-size:14px}
.btn-danger:hover{background:#9f1239}
.btn-white{background:#fff;color:var(--primary);padding:11px 22px;font-size:14.5px}
.btn-sm{padding:6px 14px;font-size:13px;border-radius:8px}
.btn-lg{padding:14px 30px;font-size:16px;border-radius:12px}
.btn-block{width:100%}
.btn:disabled{opacity:.45;cursor:not-allowed;transform:none!important}
.link{color:var(--primary);font-weight:600;cursor:pointer}
.link:hover{text-decoration:underline}

/* ---------- 页面头 / 面包屑 ---------- */
.page-head{background:#fff;border-bottom:1px solid var(--line);padding:26px 0}
.crumb{font-size:13px;color:var(--ink-3);margin-bottom:8px}
.crumb a:hover{color:var(--primary)}
.crumb span{margin:0 6px;color:var(--line-2)}
.page-head h1{font-size:26px;font-weight:800}
.page-head p{color:var(--ink-2);font-size:14px;margin-top:6px}
.section{padding:52px 0}
.section.alt{background:#fff}
.section-sm{padding:32px 0}
.sec-head{text-align:center;max-width:640px;margin:0 auto 38px}
.sec-head.left{text-align:left;margin:0 0 26px}
.eyebrow{display:inline-block;font-size:12px;font-weight:800;letter-spacing:2px;color:var(--accent);background:var(--accent-light);padding:4px 14px;border-radius:999px;margin-bottom:12px}
.sec-head h2{font-size:28px;font-weight:800}
.sec-head p{color:var(--ink-2);margin-top:10px;font-size:15px}
.row-title{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;gap:14px;flex-wrap:wrap}
.row-title h2{font-size:21px;font-weight:800}
.row-title .sub{font-size:13px;color:var(--ink-3);font-weight:400;margin-left:10px}

/* ---------- Hero ---------- */
.hero{background:linear-gradient(135deg,#0f766e 0%,#134e4a 55%,#0c4a6e 100%);color:#fff;padding:80px 0 86px;position:relative;overflow:hidden}
.hero::after{content:"";position:absolute;right:-150px;top:-150px;width:440px;height:440px;border-radius:50%;background:radial-gradient(circle,rgba(255,255,255,.12),transparent 70%)}
.hero .container{position:relative;text-align:center}
.hero h1{font-size:42px;line-height:1.25;font-weight:800;max-width:780px;margin:0 auto 18px}
.hero p.sub{font-size:17.5px;color:rgba(255,255,255,.86);max-width:660px;margin:0 auto 30px;line-height:1.75}
.hero .cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.hero .cta .btn-outline{border-color:rgba(255,255,255,.65);color:#fff}
.hero .cta .btn-outline:hover{background:rgba(255,255,255,.12)}
.hero-note{margin-top:24px;font-size:12.5px;color:rgba(255,255,255,.6)}
.hero-sm{padding:52px 0}
.hero-sm h1{font-size:32px}

/* ---------- 统计条 ---------- */
.stats{background:#fff;border-bottom:1px solid var(--line)}
.stats .container{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;padding-top:26px;padding-bottom:26px;text-align:center}
.stat .num{font-size:28px;font-weight:800;color:var(--primary)}
.stat .label{font-size:13px;color:var(--ink-2);margin-top:4px}

/* ---------- 栅格 ---------- */
.grid{display:grid;gap:20px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.split{display:grid;grid-template-columns:1fr 360px;gap:24px;align-items:start}
.split-wide{display:grid;grid-template-columns:300px 1fr;gap:24px;align-items:start}

/* ---------- 卡片 ---------- */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow);transition:.22s}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg)}
.card.flat{box-shadow:none}
.card.flat:hover{transform:none;box-shadow:none}
.card h3{font-size:17px;font-weight:800}
.card h4{font-size:15px;font-weight:800}
.card p.desc{color:var(--ink-2);font-size:13.5px;line-height:1.75;margin-top:8px}
.card-pad-sm{padding:16px}
.icon-chip{width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:22px;margin-bottom:14px}
.chip-teal{background:var(--primary-light)}
.chip-amber{background:var(--accent-light)}
.chip-blue{background:var(--blue-light)}
.chip-rose{background:var(--rose-light)}
.chip-green{background:var(--green-light)}
.card-hd{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;gap:10px}
.card-hd h3{font-size:16px}

/* ---------- 服务/商品卡片 ---------- */
.svc-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:.22s;display:flex;flex-direction:column}
.svc-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.svc-cover{height:152px;display:flex;align-items:center;justify-content:center;font-size:44px;color:#fff;position:relative}
.svc-cover .cover-tag{position:absolute;left:12px;top:12px;background:rgba(15,23,42,.55);color:#fff;font-size:11.5px;font-weight:700;padding:3px 10px;border-radius:999px;backdrop-filter:blur(4px)}
.svc-body{padding:16px 18px 18px;display:flex;flex-direction:column;flex:1}
.svc-body h3{font-size:15.5px;font-weight:800;line-height:1.45}
.svc-body .desc{color:var(--ink-2);font-size:13px;line-height:1.65;margin-top:7px;flex:1}
.price-row{display:flex;align-items:baseline;gap:6px;margin-top:12px}
.price{font-size:20px;font-weight:800;color:var(--accent)}
.price.sm{font-size:16px}
.price-unit{font-size:12px;color:var(--ink-3)}
.price-old{font-size:12.5px;color:var(--ink-3);text-decoration:line-through}
.svc-foot{display:flex;align-items:center;justify-content:space-between;margin-top:12px;gap:8px}

/* ---------- 标签 / 徽章 ---------- */
.tag{display:inline-block;font-size:11.5px;padding:3px 9px;border-radius:999px;font-weight:700;margin-right:6px;margin-bottom:4px;white-space:nowrap}
.tag-teal{background:var(--primary-light);color:var(--primary-dark)}
.tag-amber{background:var(--accent-light);color:var(--accent-dark)}
.tag-gray{background:#f1f5f9;color:var(--ink-2)}
.tag-blue{background:var(--blue-light);color:var(--blue)}
.tag-rose{background:var(--rose-light);color:var(--rose)}
.tag-green{background:var(--green-light);color:var(--green)}
.badge{display:inline-block;font-size:11.5px;padding:3px 10px;border-radius:999px;font-weight:700;white-space:nowrap}
.badge-wait{background:var(--accent-light);color:var(--accent-dark)}
.badge-doing{background:var(--blue-light);color:var(--blue)}
.badge-done{background:var(--green-light);color:var(--green)}
.badge-cancel{background:#f1f5f9;color:var(--ink-3)}
.badge-rose{background:var(--rose-light);color:var(--rose)}
.dot-live{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--green);margin-right:5px;vertical-align:middle}

/* ---------- 会员等级卡 ---------- */
.member-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.member-card{border-radius:16px;padding:26px;color:#fff;position:relative;overflow:hidden;box-shadow:var(--shadow)}
.mc-normal{background:linear-gradient(135deg,#64748b,#475569)}
.mc-silver{background:linear-gradient(135deg,#0f766e,#134e4a)}
.mc-gold{background:linear-gradient(135deg,#b45309,#92400e)}
.member-card .lv{font-size:12.5px;opacity:.85;letter-spacing:1.5px;font-weight:700}
.member-card .nm{font-size:23px;font-weight:800;margin:6px 0 14px}
.member-card ul{font-size:13.5px;line-height:2;opacity:.95}
.member-card .rule{margin-top:16px;font-size:12px;background:rgba(255,255,255,.16);border-radius:8px;padding:8px 12px}
.member-card.cur{outline:3px solid rgba(255,255,255,.55);outline-offset:3px}
.cur-flag{position:absolute;right:-28px;top:16px;transform:rotate(38deg);background:rgba(255,255,255,.9);color:var(--ink);font-size:11px;font-weight:800;padding:3px 34px}

/* ---------- 表单 ---------- */
.form-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow)}
.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px 18px}
.form-grid.one{grid-template-columns:1fr}
.field{display:flex;flex-direction:column;gap:6px}
.field.span2{grid-column:span 2}
.field label{font-size:13.5px;font-weight:700;color:var(--ink-2)}
.field label .req{color:var(--rose);margin-left:2px}
.input,.select,.textarea{width:100%;border:1px solid var(--line-2);border-radius:9px;padding:10px 13px;font-size:14px;background:#fff;color:var(--ink);transition:.16s}
.input:focus,.select:focus,.textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(15,118,110,.13)}
.textarea{min-height:96px;resize:vertical}
.form-hint{font-size:12px;color:var(--ink-3)}
.form-actions{display:flex;gap:12px;margin-top:22px;flex-wrap:wrap}
.checkline{display:flex;align-items:flex-start;gap:8px;font-size:13.5px;color:var(--ink-2);line-height:1.6}
.checkline input{margin-top:3px;accent-color:var(--primary)}
.radio-cards{display:grid;gap:12px}
.radio-card{border:1.5px solid var(--line);border-radius:12px;padding:14px 16px;cursor:pointer;transition:.16s;background:#fff}
.radio-card:hover{border-color:var(--primary)}
.radio-card.on{border-color:var(--primary);background:var(--primary-soft);box-shadow:0 0 0 3px rgba(15,118,110,.1)}
.radio-card .rc-t{font-weight:700;font-size:14.5px;display:flex;align-items:center;justify-content:space-between;gap:10px}
.radio-card .rc-d{font-size:12.5px;color:var(--ink-2);margin-top:4px}

/* ---------- 表格 ---------- */
.table-wrap{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.table-toolbar{display:flex;align-items:center;gap:12px;padding:14px 18px;border-bottom:1px solid var(--line);flex-wrap:wrap}
.table-toolbar .grow{flex:1}
.data-table{width:100%;border-collapse:collapse;font-size:13.5px}
.data-table th{background:var(--bg);text-align:left;padding:11px 16px;font-size:12px;color:var(--ink-2);font-weight:700;border-bottom:1px solid var(--line);white-space:nowrap}
.data-table td{padding:13px 16px;border-bottom:1px solid var(--line);vertical-align:middle}
.data-table tbody tr:hover{background:var(--primary-soft)}
.data-table tbody tr:last-child td{border-bottom:none}
.data-table .actions{display:flex;gap:8px;flex-wrap:wrap}
.data-table .num{font-variant-numeric:tabular-nums}
.table-foot{display:flex;align-items:center;justify-content:space-between;padding:14px 18px;font-size:13px;color:var(--ink-2);flex-wrap:wrap;gap:10px}
.pagination{display:flex;gap:6px}
.pagination a{min-width:32px;height:32px;display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--line);border-radius:8px;font-size:13px;color:var(--ink-2);padding:0 8px}
.pagination a:hover{border-color:var(--primary);color:var(--primary)}
.pagination a.on{background:var(--primary);border-color:var(--primary);color:#fff;font-weight:700}

/* ---------- Tabs ---------- */
.tabs{display:flex;gap:6px;border-bottom:1px solid var(--line);margin-bottom:22px;flex-wrap:wrap}
.tabs a{padding:11px 18px;font-size:14.5px;color:var(--ink-2);border-bottom:2.5px solid transparent;font-weight:600;white-space:nowrap}
.tabs a:hover{color:var(--primary)}
.tabs a.on{color:var(--primary);border-bottom-color:var(--primary);font-weight:800}
.pills{display:flex;gap:8px;flex-wrap:wrap}
.pill{padding:7px 16px;border-radius:999px;background:#fff;border:1px solid var(--line);font-size:13.5px;color:var(--ink-2);cursor:pointer;transition:.16s}
.pill:hover{border-color:var(--primary);color:var(--primary)}
.pill.on{background:var(--primary);border-color:var(--primary);color:#fff;font-weight:700}

/* ---------- 步骤条 ---------- */
.steps{display:flex;align-items:center;gap:0;margin-bottom:26px}
.steps .step{display:flex;align-items:center;gap:9px;font-size:13.5px;color:var(--ink-3);font-weight:600;white-space:nowrap}
.steps .step .n{width:26px;height:26px;border-radius:50%;background:#eef2f7;color:var(--ink-3);display:flex;align-items:center;justify-content:center;font-size:12.5px;font-weight:800;flex:0 0 auto}
.steps .step.on{color:var(--primary)}
.steps .step.on .n{background:var(--primary);color:#fff}
.steps .step.done{color:var(--ink-2)}
.steps .step.done .n{background:var(--primary-light);color:var(--primary)}
.steps .bar{flex:1;height:2px;background:var(--line);margin:0 12px;min-width:20px}

/* ---------- 日历 ---------- */
.cal{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.cal-head{display:flex;align-items:center;justify-content:space-between;padding:14px 18px;border-bottom:1px solid var(--line)}
.cal-head h4{font-size:15px}
.cal-grid{display:grid;grid-template-columns:repeat(7,1fr)}
.cal-dow{background:var(--bg);text-align:center;font-size:12px;font-weight:700;color:var(--ink-2);padding:9px 0;border-bottom:1px solid var(--line)}
.cal-cell{min-height:92px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);padding:8px;font-size:12px;position:relative;cursor:pointer;transition:.14s}
.cal-cell:nth-child(7n){border-right:none}
.cal-cell:hover{background:var(--primary-soft)}
.cal-cell .d{font-weight:700;color:var(--ink-2);font-size:12.5px}
.cal-cell.mute{background:#fbfcfd;color:var(--ink-3)}
.cal-cell.sel{background:var(--primary-light);box-shadow:inset 0 0 0 2px var(--primary)}
.cal-cell.full{background:#fef2f2}
.cal-item{display:block;margin-top:4px;font-size:11px;padding:2px 6px;border-radius:5px;background:var(--primary-light);color:var(--primary-dark);font-weight:700;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.cal-item.warn{background:var(--accent-light);color:var(--accent-dark)}
.cal-item.full{background:var(--rose-light);color:var(--rose)}

/* ---------- 聊天 ---------- */
.chat-window{background:#fff;border:1px solid var(--line);border-radius:var(--radius);display:flex;flex-direction:column;height:520px;overflow:hidden}
.chat-head{display:flex;align-items:center;gap:12px;padding:14px 18px;border-bottom:1px solid var(--line);background:var(--bg)}
.chat-body{flex:1;overflow-y:auto;padding:20px;display:flex;flex-direction:column;gap:16px;background:#fbfcfd}
.chat-msg{display:flex;gap:10px;max-width:78%}
.chat-msg.me{align-self:flex-end;flex-direction:row-reverse}
.chat-bubble{background:#fff;border:1px solid var(--line);border-radius:12px;padding:10px 14px;font-size:14px;line-height:1.65}
.chat-msg.me .chat-bubble{background:var(--primary);color:#fff;border-color:var(--primary)}
.chat-meta{font-size:11px;color:var(--ink-3);margin-top:4px}
.chat-input{display:flex;gap:10px;padding:12px 16px;border-top:1px solid var(--line);background:#fff}
.chat-input .input{flex:1}

/* ---------- 时间线 ---------- */
.timeline{position:relative;padding-left:24px}
.timeline::before{content:"";position:absolute;left:7px;top:4px;bottom:4px;width:2px;background:var(--line)}
.timeline li{position:relative;padding-bottom:20px;font-size:13.5px}
.timeline li::before{content:"";position:absolute;left:-21px;top:5px;width:10px;height:10px;border-radius:50%;background:#fff;border:2.5px solid var(--line-2)}
.timeline li.done::before{background:var(--primary);border-color:var(--primary)}
.timeline li.cur::before{background:#fff;border-color:var(--accent);box-shadow:0 0 0 4px var(--accent-light)}
.timeline .t{font-weight:700;color:var(--ink)}
.timeline .d{color:var(--ink-3);font-size:12.5px}

/* ---------- 空状态 / 提示条 ---------- */
.empty{text-align:center;padding:60px 20px;color:var(--ink-3)}
.empty .ico{font-size:44px;margin-bottom:12px}
.empty h3{font-size:16px;color:var(--ink-2);margin-bottom:6px}
.empty p{font-size:13.5px}
.notice{display:flex;gap:12px;border-radius:12px;padding:14px 18px;font-size:13.5px;line-height:1.7}
.notice-info{background:var(--primary-soft);border:1px dashed var(--primary);color:var(--primary-dark)}
.notice-warn{background:var(--accent-light);border:1px solid #fcd34d;color:var(--accent-dark)}
.notice-rose{background:var(--rose-light);border:1px solid #fda4af;color:#9f1239}

/* ---------- 弹窗 ---------- */
.modal-mask{position:fixed;inset:0;background:rgba(15,23,42,.5);display:flex;align-items:center;justify-content:center;z-index:200;padding:20px}
.modal{background:#fff;border-radius:16px;box-shadow:var(--shadow-lg);width:100%;max-width:480px;padding:26px}
.modal h3{font-size:18px;margin-bottom:8px}
.modal p{color:var(--ink-2);font-size:14px;line-height:1.75}
.modal-foot{display:flex;justify-content:flex-end;gap:10px;margin-top:22px}

/* ---------- 管理后台 ---------- */
.admin-shell{display:grid;grid-template-columns:216px 1fr;min-height:calc(100vh - 0px);background:var(--bg)}
.admin-sidebar{background:#0f172a;color:#cbd5e1;padding:18px 12px;position:sticky;top:0;height:100vh;overflow-y:auto}
.admin-sidebar .brand{color:#fff;font-size:17px;padding:0 10px 18px;margin-bottom:8px;border-bottom:1px solid rgba(255,255,255,.1)}
.side-group{font-size:11px;letter-spacing:1.5px;color:#64748b;font-weight:800;padding:14px 12px 6px}
.side-item{display:flex;align-items:center;gap:9px;padding:10px 12px;border-radius:9px;font-size:13.5px;color:#cbd5e1;margin-bottom:2px}
.side-item:hover{background:rgba(255,255,255,.08);color:#fff}
.side-item.active{background:var(--primary);color:#fff;font-weight:700}
.admin-main{min-width:0;display:flex;flex-direction:column}
.admin-topbar{background:#fff;border-bottom:1px solid var(--line);padding:0 24px;height:60px;display:flex;align-items:center;gap:16px;position:sticky;top:0;z-index:60}
.admin-topbar .grow{flex:1}
.admin-topbar .who{font-size:13.5px;color:var(--ink-2);display:flex;align-items:center;gap:8px}
.admin-content{padding:24px;flex:1}
.admin-page-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:20px;flex-wrap:wrap}
.admin-page-head h1{font-size:21px;font-weight:800}
.admin-page-head p{font-size:13px;color:var(--ink-3);margin-top:4px}
.kpis{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:20px}
.kpi{background:#fff;border:1px solid var(--line);border-radius:12px;padding:15px 18px;box-shadow:var(--shadow)}
.kpi .k{font-size:12.5px;color:var(--ink-2)}
.kpi .v{font-size:23px;font-weight:800;margin-top:4px;font-variant-numeric:tabular-nums}
.kpi .v small{font-size:12px;font-weight:700;color:var(--primary)}
.kpi .v small.down{color:var(--rose)}
.panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);margin-bottom:20px;overflow:hidden}
.panel-hd{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:15px 18px;border-bottom:1px solid var(--line)}
.panel-hd h3{font-size:15px;font-weight:800}
.panel-bd{padding:18px}
.panel-bd.flush{padding:0}

/* 柱状图（纯 CSS） */
.bars{display:flex;align-items:flex-end;gap:10px;height:180px;padding:10px 4px 0}
.bars .bar{flex:1;display:flex;flex-direction:column;justify-content:flex-end;align-items:center;gap:6px;height:100%}
.bars .bar i{display:block;width:100%;max-width:34px;background:linear-gradient(180deg,#2dd4bf,#0f766e);border-radius:6px 6px 0 0;transition:.3s}
.bars .bar span{font-size:10.5px;color:var(--ink-3);white-space:nowrap}
.progress{height:8px;background:#eef2f7;border-radius:999px;overflow:hidden}
.progress i{display:block;height:100%;background:linear-gradient(90deg,#2dd4bf,#0f766e);border-radius:999px}

/* ---------- 页脚 ---------- */
.site-footer{background:#0f172a;color:#94a3b8;padding:42px 0 30px;font-size:13px;margin-top:0}
.footer-cols{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:28px;padding-bottom:26px;border-bottom:1px solid rgba(255,255,255,.1)}
.site-footer .brand{color:#fff;font-size:17px;margin-bottom:10px}
.site-footer h5{color:#e2e8f0;font-size:13.5px;margin-bottom:12px;font-weight:700}
.site-footer li{margin-bottom:8px}
.site-footer a:hover{color:#fff}
.footer-bottom{padding-top:20px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:12.5px;color:#64748b}

/* ---------- Toast ---------- */
#toast{position:fixed;left:50%;bottom:36px;transform:translateX(-50%) translateY(20px);background:#0f172a;color:#fff;padding:11px 22px;border-radius:10px;font-size:13.5px;opacity:0;pointer-events:none;transition:.3s;z-index:999;box-shadow:var(--shadow-lg);max-width:90vw;text-align:center}
#toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

/* ---------- 工具类 ---------- */
.muted{color:var(--ink-3)}
.small{font-size:12.5px}
.strong{font-weight:800}
.center{text-align:center}
.right{text-align:right}
.flex{display:flex;align-items:center}
.flex-col{display:flex;flex-direction:column}
.between{display:flex;align-items:center;justify-content:space-between;gap:12px}
.gap-6{gap:6px}.gap-8{gap:8px}.gap-12{gap:12px}.gap-16{gap:16px}
.wrap{flex-wrap:wrap}
.mt-4{margin-top:4px}.mt-8{margin-top:8px}.mt-12{margin-top:12px}.mt-16{margin-top:16px}.mt-20{margin-top:20px}.mt-24{margin-top:24px}.mt-32{margin-top:32px}
.mb-8{margin-bottom:8px}.mb-12{margin-bottom:12px}.mb-16{margin-bottom:16px}.mb-20{margin-bottom:20px}.mb-24{margin-bottom:24px}
.divider{height:1px;background:var(--line);margin:18px 0}
.avatar{width:38px;height:38px;border-radius:50%;background:var(--primary-light);color:var(--primary-dark);display:inline-flex;align-items:center;justify-content:center;font-weight:800;font-size:14px;flex:0 0 auto}
.avatar.lg{width:52px;height:52px;font-size:17px}
.avatar.sm{width:28px;height:28px;font-size:11px}
.hide{display:none!important}
.nowrap{white-space:nowrap}
.tnum{font-variant-numeric:tabular-nums}

/* ---------- 响应式 ---------- */
@media (max-width:1000px){
  .g4,.kpis,.stats .container{grid-template-columns:repeat(2,1fr)}
  .split,.split-wide{grid-template-columns:1fr}
  .nav-links{overflow-x:auto}
}
@media (max-width:760px){
  .g2,.g3,.g4,.member-cards,.form-grid{grid-template-columns:1fr}
  .field.span2{grid-column:auto}
  .hero h1{font-size:30px}
  .hero{padding:56px 0 60px}
  .admin-shell{grid-template-columns:1fr}
  .admin-sidebar{position:static;height:auto;display:flex;flex-wrap:wrap;gap:4px;padding:10px}
  .admin-sidebar .brand{width:100%;border:none;padding-bottom:8px}
  .side-group{display:none}
  .section{padding:36px 0}
  .footer-cols{grid-template-columns:1fr 1fr}
  .chat-window{height:420px}
}

/* ---------- 图片填充（真实照片替换 emoji 占位） ---------- */
.svc-cover,.course-cover,.detail-hero,.p-hero{position:relative;overflow:hidden}
.svc-cover img,.course-cover img,.detail-hero img,.p-hero img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.svc-cover .cover-tag,.course-cover .hot{z-index:2}
.detail-hero,.p-hero{background:var(--primary)}
.detail-hero img,.p-hero img{border-radius:var(--radius)}
.thumb-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.avatar{overflow:hidden}
.avatar img{width:100%;height:100%;object-fit:cover;border-radius:50%;display:block}
.mini-thumb{width:100%;height:100%;object-fit:cover;border-radius:10px;display:block}
.hero-photo{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.16}
.hero::before{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(15,118,110,.72),rgba(12,74,110,.8));z-index:1}
.hero .container{position:relative;z-index:2}
.product-thumb{position:relative;overflow:hidden;border-radius:9px}
.cover-zoom{transition:transform .5s}
.svc-card:hover .cover-zoom,.course-card:hover .cover-zoom{transform:scale(1.04)}
.c-hero{position:relative;overflow:hidden;background:var(--primary)}
.c-hero img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;border-radius:var(--radius)}
.detail-hero .cat,.p-hero .cat,.c-hero .cat{z-index:3}
.mh-avatar{overflow:hidden;padding:0}
.mh-avatar img{width:100%;height:100%;object-fit:cover}
.wb-avatar{overflow:hidden;padding:0}
.wb-avatar img{width:100%;height:100%;object-fit:cover}
.svc-cover img,.course-cover img,.p-hero img,.detail-hero img,.c-hero img{display:block}