/* 宝库 · 长周期数据 —— 桌面优先样式 */
:root{
  --bg:#F5F7FA;--card:#FFFFFF;--ink:#1B2430;--sub:#5A6779;--mute:#8A94A6;
  --line:#E4E8EF;--primary:#1B4E8C;--primary-d:#143A69;--gold:#C08A24;
  --ok:#0E8C7A;--warn:#B26A12;--danger:#C0392B;--shadow:0 1px 3px rgba(20,40,80,.05);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{background:var(--bg);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  font-size:14px;line-height:1.65;-webkit-font-smoothing:antialiased}
a{color:var(--primary);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:.2px}
p{margin:0 0 12px}
.wrap{max-width:1200px;margin:0 auto;padding:0 24px}
.narrow{max-width:760px;margin:0 auto;padding:0 24px}

/* 顶栏 */
.nav{position:sticky;top:0;z-index:40;background:rgba(255,255,255,.97);border-bottom:1px solid var(--line);backdrop-filter:blur(6px)}
.nav .inner{max-width:1200px;margin:0 auto;padding:0 24px;height:62px;display:flex;align-items:center;gap:28px}
.brand{display:flex;align-items:center;gap:9px;font-size:17px;font-weight:700;color:var(--ink);white-space:nowrap}
.brand:hover{text-decoration:none}
.brand .mark{width:26px;height:26px;border-radius:7px;background:linear-gradient(135deg,#1B4E8C,#C08A24);
  color:#fff;font-size:13px;display:flex;align-items:center;justify-content:center;font-weight:700}
.nav .links{display:flex;gap:22px;flex:1}
.nav .links a{color:var(--sub);font-size:13.5px}
.nav .links a:hover{color:var(--primary);text-decoration:none}
.nav .side{display:flex;align-items:center;gap:12px}
.badge{font-size:11.5px;padding:3px 9px;border-radius:20px;border:1px solid var(--line);color:var(--sub);background:#FAFBFD;white-space:nowrap}
.badge.on{background:#E9F6F2;border-color:#BFE6DC;color:#0A6B5E}
.badge.off{background:#FFF4E8;border-color:#F2D9B8;color:#96590B}

/* 按钮 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;border:1px solid transparent;
  border-radius:8px;padding:9px 18px;font-size:13.5px;font-weight:600;cursor:pointer;font-family:inherit;
  background:var(--primary);color:#fff;transition:.15s;white-space:nowrap}
.btn:hover{background:var(--primary-d);text-decoration:none}
.btn.ghost{background:#fff;border-color:var(--line);color:var(--ink)}
.btn.ghost:hover{border-color:#B9C6D8;background:#F8FAFD}
.btn.gold{background:var(--gold);color:#fff}
.btn.gold:hover{background:#A8751B}
.btn.sm{padding:6px 12px;font-size:12.5px}
.btn.block{width:100%}
.btn:disabled{opacity:.5;cursor:not-allowed}

/* 通用块 */
.hero{padding:64px 0 40px;background:linear-gradient(180deg,#FFFFFF 0%,#F5F7FA 100%);border-bottom:1px solid var(--line)}
.kicker{font-size:12px;letter-spacing:2.4px;color:var(--gold);font-weight:700;text-transform:uppercase}
.hero h1{font-size:40px;line-height:1.3;margin:12px 0 14px;letter-spacing:-.5px}
.hero .lead{font-size:16px;color:var(--sub);max-width:720px;line-height:1.85;margin-bottom:24px}
.hero .cta{display:flex;gap:12px;flex-wrap:wrap;align-items:center}
.hero .fine{font-size:12px;color:var(--mute);margin-top:18px;line-height:1.8}
.section{padding:44px 0}
.section h2{font-size:23px;margin-bottom:8px}
.section .sub{font-size:13.5px;color:var(--sub);margin-bottom:22px;line-height:1.8}
.grid{display:grid;gap:16px}
.g4{grid-template-columns:repeat(4,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g2{grid-template-columns:repeat(2,1fr)}
.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:20px;box-shadow:var(--shadow)}
.card h3{font-size:15px;margin-bottom:8px}
.card p{font-size:13px;color:var(--sub);margin:0;line-height:1.75}
.metric{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:18px 20px;box-shadow:var(--shadow)}
.metric .n{font-size:26px;font-weight:700;letter-spacing:-.8px;color:var(--primary)}
.metric .t{font-size:12.5px;color:var(--sub);margin-top:3px}

/* 图表预览 */
.preview{position:relative;border:1px solid var(--line);border-radius:12px;background:#fff;overflow:hidden;box-shadow:var(--shadow)}
.preview svg{display:block;width:100%;height:auto}
.preview .fade{position:absolute;inset:0;background:linear-gradient(180deg,rgba(255,255,255,0) 0%,rgba(255,255,255,.75) 55%,rgba(255,255,255,.96) 100%)}
.preview .lock{position:absolute;left:50%;bottom:38px;transform:translateX(-50%);text-align:center;white-space:nowrap}
.preview .lock b{display:block;font-size:15px;margin-bottom:10px}
.dim{border-left:3px solid var(--line);padding-left:14px}
.dim .top{display:flex;align-items:center;gap:8px;justify-content:space-between}
.dim .nm{font-weight:600;font-size:14px}
.dim .yr{font-size:11.5px;color:var(--mute);white-space:nowrap}
.dim .src{font-size:11.5px;color:var(--mute);line-height:1.6;margin-top:6px}

/* 价格 */
.price-card{background:linear-gradient(160deg,#FFFFFF 0%,#F7FAFF 100%);border:1.5px solid #C9D9EE;border-radius:14px;padding:26px;box-shadow:var(--shadow)}
.price-card .p{font-size:40px;font-weight:800;color:var(--primary);letter-spacing:-1.5px;line-height:1.2}
.price-card .p small{font-size:15px;font-weight:500;color:var(--sub);letter-spacing:0}
.price-card ul{list-style:none;padding:0;margin:18px 0 22px}
.price-card li{font-size:13px;color:var(--sub);padding:6px 0 6px 22px;position:relative}
.price-card li:before{content:"✓";position:absolute;left:0;color:var(--ok);font-weight:700}

/* 表单 */
.form{background:#fff;border:1px solid var(--line);border-radius:12px;padding:26px;box-shadow:var(--shadow)}
.form label{display:block;font-size:12.5px;color:var(--sub);font-weight:600;margin:0 0 6px}
.form .field{margin-bottom:16px}
.form input[type=email],.form input[type=password],.form input[type=text],.form input[type=number],
.form select,.form textarea{width:100%;border:1px solid #D7DEE8;border-radius:7px;padding:9px 11px;font-size:13.5px;
  font-family:inherit;color:var(--ink);background:#fff;outline:none}
.form input:focus,.form select:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(27,78,140,.08)}
.form .hint{font-size:11.5px;color:var(--mute);margin-top:5px;line-height:1.6}
.check{display:flex;align-items:flex-start;gap:8px;font-size:12.5px;color:var(--sub);line-height:1.7}
.check input{margin-top:4px;flex:none}
.alert{border-radius:8px;padding:11px 14px;font-size:13px;margin-bottom:16px;line-height:1.7}
.alert.err{background:#FEF2F0;border:1px solid #F3CFC8;color:#9C2E20}
.alert.ok{background:#EAF7F3;border:1px solid #BFE6DC;color:#0A6B5E}
.alert.info{background:#EFF5FC;border:1px solid #C9DDF3;color:#1B4E8C}
.alert.warn{background:#FFF7EA;border:1px solid #F1DCB9;color:#8A5A10}
.tabs{display:flex;gap:4px;border-bottom:1px solid var(--line);margin-bottom:22px}
.tabs a{padding:9px 18px;font-size:13.5px;color:var(--sub);border-bottom:2px solid transparent;margin-bottom:-1px}
.tabs a.on{color:var(--primary);border-bottom-color:var(--primary);font-weight:600}
.tabs a:hover{text-decoration:none;color:var(--primary)}

/* 表格 */
table.tbl{width:100%;border-collapse:collapse;font-size:12.5px;font-variant-numeric:tabular-nums}
table.tbl th,table.tbl td{padding:9px 11px;text-align:left;border-bottom:1px solid #EEF1F6;white-space:nowrap}
table.tbl th{background:#F8FAFD;color:var(--sub);font-weight:600;position:sticky;top:0;z-index:1}
table.tbl tr:hover td{background:#FAFCFF}
.tbl-wrap{overflow:auto;max-height:520px;border:1px solid var(--line);border-radius:9px;background:#fff}
.mono{font-family:Consolas,Monaco,monospace;font-size:12px}
.tag{display:inline-block;font-size:11px;padding:2px 7px;border-radius:4px;background:#EEF3FA;color:var(--primary)}
.tag.g{background:#E9F6F2;color:#0A6B5E}
.tag.r{background:#FDEEEA;color:#A9362A}
.tag.y{background:#FFF4E3;color:#8A5A10}

/* 图表页 */
.chart-head{display:flex;justify-content:space-between;align-items:flex-end;gap:16px;flex-wrap:wrap;margin-bottom:16px}
.chart-head h1{font-size:26px;margin-bottom:6px}
.chart-head .sub{font-size:13px;color:var(--sub);margin:0}
.cards5{display:grid;grid-template-columns:repeat(5,1fr);gap:10px;margin-bottom:16px}
.cards5 .card{padding:13px 12px}
.cards5 .lab{font-size:11.5px;color:var(--sub);display:flex;align-items:center;gap:6px}
.cards5 .num{font-size:18px;font-weight:700;margin:8px 0 4px;letter-spacing:-.5px}
.cards5 .desc{font-size:11px;color:var(--sub);line-height:1.55}
.dot{width:8px;height:8px;border-radius:50%;display:inline-block;flex:none}
.panel{background:#fff;border:1px solid var(--line);border-radius:12px;padding:18px 18px 12px;box-shadow:var(--shadow)}
.bar{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:10px;margin-bottom:8px}
.bar h2{font-size:16px}
.seg{display:flex;border:1px solid var(--line);border-radius:7px;overflow:hidden}
.seg button{border:0;background:#fff;color:var(--sub);font-size:12.5px;padding:7px 15px;cursor:pointer;font-family:inherit}
.seg button.on{background:#EEF3FA;color:var(--primary);font-weight:600}
#chart{width:100%;height:560px}
#tbl{display:none;max-height:560px;overflow:auto}
.notes{margin-top:14px;background:#fff;border:1px solid var(--line);border-radius:10px;padding:16px 18px;font-size:12.5px;color:var(--sub);line-height:1.85}
.notes b{color:var(--ink)}
.notes ul{margin:8px 0 0;padding-left:18px}
.notes li{margin-bottom:5px}
.srcbox{margin-top:14px;font-size:11.5px;color:#7A8595;line-height:1.85}

/* 支付 */
.channels{display:grid;gap:10px}
.chan{display:flex;align-items:center;gap:12px;border:1px solid var(--line);border-radius:9px;padding:13px 14px;background:#fff;cursor:pointer;transition:.15s}
.chan:hover{border-color:#B9C6D8;background:#FAFCFF}
.chan.disabled{opacity:.55;cursor:not-allowed;background:#FAFBFD}
.chan .ico{width:34px;height:34px;border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:700;color:#fff;flex:none}
.chan .nm{font-weight:600;font-size:13.5px}
.chan .ds{font-size:11.5px;color:var(--mute)}
.qrbox{text-align:center;padding:18px;background:#fff;border:1px solid var(--line);border-radius:10px;margin-top:16px}
.qrbox img,.qrbox canvas{margin:0 auto;display:block}
.qrbox .tip{font-size:12.5px;color:var(--sub);margin-top:10px}

/* 法律文本 */
.legal{background:#fff;border:1px solid var(--line);border-radius:12px;padding:30px 34px;box-shadow:var(--shadow);font-size:13.5px;line-height:1.95;color:#33404F}
.legal h2{font-size:19px;margin:26px 0 10px;padding-bottom:8px;border-bottom:1px solid var(--line)}
.legal h2:first-child{margin-top:0}
.legal h3{font-size:14.5px;margin:18px 0 6px;color:var(--ink)}
.legal p{margin:0 0 10px}
.legal ol,.legal ul{padding-left:22px;margin:0 0 12px}
.legal li{margin-bottom:7px}
.legal .box{background:#F7F9FC;border-left:3px solid var(--primary);padding:12px 16px;border-radius:0 7px 7px 0;margin:14px 0}
.legal .todo{background:#FFF7EA;border:1px dashed #E7C99A;color:#8A5A10;padding:9px 12px;border-radius:7px;font-size:12.5px}

/* 页脚 */
.foot{margin-top:56px;border-top:1px solid var(--line);background:#fff;padding:28px 0 34px;font-size:12px;color:var(--mute);line-height:1.9}
.foot .cols{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:28px;margin-bottom:20px}
.foot b{color:var(--ink);font-size:12.5px}
.foot a{color:var(--mute);display:block}
.foot a:hover{color:var(--primary)}
.foot .bar2{border-top:1px solid var(--line);padding-top:16px;display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap}
.foot .placeholder{color:#B06B1A}
.disclaimer-bar{background:#FFF9EE;border-top:1px solid #F0E0C2;padding:9px 0;font-size:12px;color:#8A5A10;text-align:center}

@media(max-width:1000px){
  .g4{grid-template-columns:repeat(2,1fr)}.g3{grid-template-columns:repeat(2,1fr)}
  .cards5{grid-template-columns:repeat(2,1fr)}.foot .cols{grid-template-columns:repeat(2,1fr)}
  .hero h1{font-size:32px}.nav .links{display:none}
}
@media(max-width:680px){
  .g4,.g3,.g2,.cards5,.foot .cols{grid-template-columns:1fr}
  .wrap,.narrow{padding:0 14px}.nav .inner{padding:0 14px;height:56px}
  .hero{padding:38px 0 28px}.hero h1{font-size:26px}#chart{height:440px}
  .legal{padding:20px 18px}.section{padding:30px 0}
}