/* ===== 如意阁内页共享样式 ===== */
:root{
  --red:#C8161D; --red-deep:#9F0F15; --red-soft:#FCEBEC;
  --gold:#C9A063; --gold-deep:#A6803F; --gold-soft:#F6EEDF;
  --paper:#FDFBF6; --paper-2:#F7F2E8;
  --ink:#1A1614; --ink-2:#3D3631; --ink-3:#7A716C; --ink-4:#A89E96;
  --line:#EDE6D8;
  --teal:#2C8A8A; --purple:#6B4E8C; --green:#5C8C3F; --blue:#3A6B8C;
  --amber:#D97A1A;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:"Noto Sans SC",sans-serif;
  background:var(--paper);
  color:var(--ink);
  line-height:1.6;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
::selection{background:var(--gold);color:#fff}
a{color:var(--red);text-decoration:none}
a:hover{color:var(--red-deep)}

body::before{
  content:"";position:fixed;inset:0;z-index:-2;
  background:
    radial-gradient(ellipse 80% 50% at 50% -10%, rgba(201,160,99,.10), transparent),
    radial-gradient(ellipse 60% 50% at 90% 10%, rgba(200,22,29,.05), transparent);
  pointer-events:none;
}
body::after{
  content:"";position:fixed;inset:0;z-index:-1;opacity:.4;pointer-events:none;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='120' height='120' filter='url(%23n)' opacity='.035'/%3E%3C/svg%3E");
}

.wrap{max-width:1180px;margin:0 auto;padding:0 28px}
.wrap-narrow{max-width:860px;margin:0 auto;padding:0 28px}

/* ===== 顶栏 ===== */
header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  backdrop-filter:blur(14px);
  background:rgba(253,251,246,.9);
  border-bottom:1px solid var(--line);
  box-shadow:0 4px 24px rgba(60,40,30,.05);
}
.nav{display:flex;align-items:center;justify-content:space-between;height:72px}
.logo{display:flex;align-items:center;gap:11px;text-decoration:none}
.logo-seal{
  width:42px;height:42px;border-radius:11px;flex-shrink:0;
  background:linear-gradient(135deg,#9F0F15,#5A070C);
  display:flex;align-items:center;justify-content:center;
  color:var(--gold-soft);font-family:"ZCOOL XiaoWei",serif;font-size:23px;
  border:1.5px solid var(--gold);
  box-shadow:0 4px 14px rgba(159,15,21,.25);
  position:relative;
}
.logo-seal::after{content:"";position:absolute;inset:3px;border:1px solid rgba(201,160,99,.4);border-radius:8px}
.logo-text{font-family:"ZCOOL XiaoWei",serif;font-size:22px;color:var(--ink);letter-spacing:.08em}
.logo-text small{display:block;font-family:"Noto Sans SC";font-size:8px;letter-spacing:.4em;color:var(--gold-deep);font-weight:500;margin-top:-2px}
.nav-links{display:flex;align-items:center;gap:34px}
.nav-links a{text-decoration:none;color:var(--ink-2);font-size:14px;font-weight:500;position:relative;transition:.25s}
.nav-links a:hover{color:var(--red)}
.nav-cta{
  background:linear-gradient(135deg,var(--red),var(--red-deep));
  color:#fff !important;padding:9px 20px;border-radius:22px;font-weight:600 !important;
  box-shadow:0 4px 14px rgba(200,22,29,.25);transition:.25s;
}
.nav-cta:hover{transform:translateY(-2px);box-shadow:0 8px 22px rgba(200,22,29,.35)}
.nav-toggle{display:none;flex-direction:column;gap:5px;cursor:pointer;background:none;border:none;padding:6px}
.nav-toggle span{width:24px;height:2px;background:var(--ink);border-radius:2px;transition:.3s}

/* ===== 页头 banner ===== */
.page-hero{
  padding:140px 0 56px;position:relative;overflow:hidden;
  background:linear-gradient(160deg,#1A1614,#2D2622);color:#fff;
}
.page-hero::before{
  content:attr(data-char);position:absolute;right:-20px;top:50%;transform:translateY(-50%);
  font-family:"ZCOOL XiaoWei",serif;font-size:300px;line-height:1;
  color:rgba(201,160,99,.07);user-select:none;pointer-events:none;
}
.page-hero::after{
  content:"";position:absolute;inset:0;opacity:.6;pointer-events:none;
  background:radial-gradient(ellipse 50% 60% at 80% 20%,rgba(201,160,99,.14),transparent),
            radial-gradient(ellipse 40% 50% at 10% 90%,rgba(200,22,29,.12),transparent);
}
.page-hero .wrap{position:relative;z-index:2}
.crumb{font-size:12.5px;color:rgba(255,255,255,.55);margin-bottom:18px;letter-spacing:.04em}
.crumb a{color:rgba(255,255,255,.7)}
.crumb a:hover{color:var(--gold)}
.crumb .sep{margin:0 8px;color:rgba(255,255,255,.3)}
.page-eyebrow{display:inline-block;font-size:12px;letter-spacing:.3em;color:var(--gold);font-weight:600;margin-bottom:14px;text-transform:uppercase}
.page-title{font-family:"Noto Serif SC",serif;font-size:clamp(30px,4vw,46px);font-weight:700;line-height:1.25;letter-spacing:.02em}
.page-lead{font-size:15px;color:rgba(255,255,255,.62);margin-top:16px;max-width:620px;line-height:1.85}

/* ===== 正文容器 ===== */
.page-body{padding:64px 0 90px}
.doc{
  background:#fff;border:1px solid var(--line);border-radius:22px;
  padding:clamp(32px,5vw,64px);
  box-shadow:0 24px 60px rgba(60,40,30,.06);
}
.doc .meta{font-size:12.5px;color:var(--ink-4);margin-bottom:30px;padding-bottom:24px;border-bottom:1px solid var(--line)}
.doc h2{font-family:"Noto Serif SC",serif;font-size:22px;font-weight:700;color:var(--ink);margin:40px 0 14px;line-height:1.4;scroll-margin-top:90px}
.doc h2:first-of-type{margin-top:0}
.doc h2 .idx{color:var(--gold-deep);font-weight:700;margin-right:8px}
.doc h3{font-family:"Noto Serif SC",serif;font-size:17px;font-weight:600;color:var(--ink-2);margin:26px 0 10px}
.doc p{font-size:14.5px;color:var(--ink-2);line-height:1.9;margin-bottom:14px}
.doc ul,.doc ol{margin:0 0 16px 0;padding-left:4px;list-style:none}
.doc li{font-size:14.5px;color:var(--ink-2);line-height:1.85;padding:5px 0 5px 26px;position:relative}
.doc ul li::before{content:"◆";position:absolute;left:4px;top:8px;font-size:9px;color:var(--gold);opacity:.8}
.doc ol{counter-reset:li}
.doc ol li{counter-increment:li}
.doc ol li::before{content:counter(li);position:absolute;left:0;top:6px;width:18px;height:18px;border-radius:50%;background:var(--gold-soft);color:var(--gold-deep);font-size:11px;font-weight:700;display:flex;align-items:center;justify-content:center}
.doc strong{color:var(--ink);font-weight:700}
.tip{
  background:var(--gold-soft);border:1px solid rgba(201,160,99,.35);border-left:4px solid var(--gold);
  border-radius:0 12px 12px 0;padding:16px 20px;margin:20px 0;font-size:13.5px;color:var(--ink-2);line-height:1.8;
}
.tip strong{color:var(--gold-deep)}

/* ===== 目录侧栏（协议类） ===== */
.doc-split{display:grid;grid-template-columns:230px 1fr;gap:36px;align-items:start}
.toc{
  position:sticky;top:96px;background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px 20px;
}
.toc h4{font-size:12px;letter-spacing:.2em;color:var(--gold-deep);font-weight:700;margin-bottom:14px;text-transform:uppercase}
.toc a{display:block;font-size:13px;color:var(--ink-3);padding:7px 0;border-bottom:1px dashed var(--line);transition:.2s}
.toc a:last-child{border-bottom:none}
.toc a:hover{color:var(--red);padding-left:4px}

/* ===== 卡片网格（帮助中心/常见问题入口） ===== */
.grid-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:8px}
.info-card{
  background:#fff;border:1px solid var(--line);border-radius:18px;padding:30px 26px;transition:.35s;position:relative;overflow:hidden;
}
.info-card::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--red),var(--gold));transform:scaleX(0);transform-origin:left;transition:.4s}
.info-card:hover{transform:translateY(-6px);box-shadow:0 18px 40px rgba(60,40,30,.1);border-color:transparent}
.info-card:hover::before{transform:scaleX(1)}
.info-ic{width:50px;height:50px;border-radius:13px;display:flex;align-items:center;justify-content:center;font-family:"ZCOOL XiaoWei",serif;font-size:24px;color:#fff;margin-bottom:18px}
.ic1{background:linear-gradient(135deg,var(--red),var(--red-deep))}
.ic2{background:linear-gradient(135deg,var(--gold),var(--gold-deep))}
.ic3{background:linear-gradient(135deg,var(--teal),#1d6b6b)}
.ic4{background:linear-gradient(135deg,var(--purple),#4a3563)}
.ic5{background:linear-gradient(135deg,var(--green),#3a6b25)}
.ic6{background:linear-gradient(135deg,var(--blue),#234a6b)}
.info-card h3{font-family:"Noto Serif SC",serif;font-size:18px;font-weight:600;color:var(--ink);margin-bottom:9px}
.info-card p{font-size:13.5px;color:var(--ink-3);line-height:1.75}

/* ===== FAQ 折叠 ===== */
.faq-list{display:flex;flex-direction:column;gap:12px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;transition:.3s}
.faq-item[open]{box-shadow:0 12px 30px rgba(60,40,30,.07);border-color:rgba(201,160,99,.4)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:20px 24px;font-size:15px;font-weight:600;color:var(--ink);
  display:flex;align-items:center;justify-content:space-between;gap:16px;transition:.2s;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--red)}
.faq-item summary .q{flex:1}
.faq-item summary .arr{flex-shrink:0;width:22px;height:22px;border-radius:50%;background:var(--gold-soft);color:var(--gold-deep);display:flex;align-items:center;justify-content:center;font-size:14px;transition:.3s}
.faq-item[open] summary .arr{transform:rotate(45deg);background:var(--red);color:#fff}
.faq-item .ans{padding:0 24px 22px;font-size:14px;color:var(--ink-2);line-height:1.9}
.faq-item .ans p{margin-bottom:10px}
.faq-cat{font-family:"Noto Serif SC",serif;font-size:18px;font-weight:700;color:var(--ink);margin:34px 0 14px;display:flex;align-items:center;gap:10px}
.faq-cat:first-child{margin-top:0}
.faq-cat .bar{width:4px;height:18px;border-radius:2px;background:linear-gradient(var(--red),var(--gold))}

/* ===== 联系客服 ===== */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.contact-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:32px 28px;transition:.35s}
.contact-card:hover{transform:translateY(-4px);box-shadow:0 16px 36px rgba(60,40,30,.09);border-color:rgba(201,160,99,.4)}
.contact-card .ct-ic{width:52px;height:52px;border-radius:14px;display:flex;align-items:center;justify-content:center;color:#fff;font-family:"ZCOOL XiaoWei",serif;font-size:24px;margin-bottom:18px}
.contact-card h3{font-family:"Noto Serif SC",serif;font-size:18px;font-weight:600;margin-bottom:6px}
.contact-card .big{font-family:"Noto Serif SC",serif;font-size:24px;font-weight:700;color:var(--red);margin:8px 0 6px}
.contact-card p{font-size:13.5px;color:var(--ink-3);line-height:1.7}
.hours-box{background:var(--paper-2);border:1px solid var(--line);border-radius:16px;padding:26px 28px;margin-top:24px}
.hours-box h3{font-family:"Noto Serif SC",serif;font-size:16px;font-weight:600;margin-bottom:14px}
.hours-row{display:flex;justify-content:space-between;font-size:14px;color:var(--ink-2);padding:8px 0;border-bottom:1px dashed var(--line)}
.hours-row:last-child{border-bottom:none}
.hours-row span:last-child{color:var(--ink);font-weight:600}

/* ===== 商务合作表单 ===== */
.coop-split{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start}
.coop-form{background:#fff;border:1px solid var(--line);border-radius:20px;padding:34px;box-shadow:0 16px 40px rgba(60,40,30,.07)}
.field{margin-bottom:18px}
.field label{display:block;font-size:13px;font-weight:600;color:var(--ink-2);margin-bottom:7px}
.field input,.field textarea,.field select{
  width:100%;border:1.5px solid var(--line);border-radius:11px;padding:12px 14px;font-size:14px;
  font-family:inherit;color:var(--ink);background:var(--paper);transition:.2s;
}
.field input:focus,.field textarea:focus,.field select:focus{outline:none;border-color:var(--gold);background:#fff}
.field textarea{resize:vertical;min-height:110px}
.submit-btn{
  width:100%;background:linear-gradient(135deg,var(--red),var(--red-deep));color:#fff;border:none;
  padding:14px;border-radius:28px;font-size:15px;font-weight:600;cursor:pointer;font-family:inherit;
  box-shadow:0 8px 24px rgba(200,22,29,.28);transition:.3s;
}
.submit-btn:hover{transform:translateY(-2px);box-shadow:0 12px 30px rgba(200,22,29,.4)}
.coop-aside h2{font-family:"Noto Serif SC",serif;font-size:24px;font-weight:700;margin-bottom:16px}
.coop-aside .coop-item{display:flex;gap:14px;margin-bottom:20px}
.coop-aside .coop-item .ci{width:42px;height:42px;border-radius:11px;background:var(--gold-soft);color:var(--gold-deep);display:flex;align-items:center;justify-content:center;flex-shrink:0;font-family:"ZCOOL XiaoWei",serif;font-size:19px;font-weight:600}
.coop-aside .coop-item h4{font-size:15px;font-weight:600;color:var(--ink);margin-bottom:3px}
.coop-aside .coop-item p{font-size:13.5px;color:var(--ink-3);line-height:1.65}

/* ===== 流程时间线（交易规则） ===== */
.rule-flow{display:flex;flex-direction:column;gap:0;margin:10px 0}
.rule-step{display:flex;gap:18px;padding-bottom:26px;position:relative}
.rule-step:not(:last-child)::before{content:"";position:absolute;left:18px;top:40px;bottom:0;width:2px;background:repeating-linear-gradient(var(--gold) 0 5px,transparent 5px 10px)}
.rule-step .rn{width:38px;height:38px;border-radius:50%;background:#fff;border:2px solid var(--gold);color:var(--red);font-family:"Noto Serif SC",serif;font-weight:700;font-size:16px;display:flex;align-items:center;justify-content:center;flex-shrink:0;z-index:1}
.rule-step h4{font-size:16px;font-weight:600;color:var(--ink);margin-bottom:5px;padding-top:6px}
.rule-step p{font-size:13.5px;color:var(--ink-3);line-height:1.75}

/* ===== Footer ===== */
footer{background:#15110E;color:rgba(255,255,255,.55);padding:64px 0 30px;position:relative;margin-top:0}
.foot-top{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,.08)}
.foot-brand p{font-size:13px;line-height:1.8;max-width:300px;color:rgba(255,255,255,.45)}
.foot-logo-text{font-family:"ZCOOL XiaoWei",serif;font-size:24px;color:#fff;letter-spacing:.08em;margin-bottom:14px}
.foot-col h4{font-size:13px;color:#fff;font-weight:600;margin-bottom:18px;letter-spacing:.05em}
.foot-col a{display:block;color:rgba(255,255,255,.5);text-decoration:none;font-size:13px;padding:6px 0;transition:.25s}
.foot-col a:hover{color:var(--gold)}
.foot-bottom{padding-top:26px;display:flex;flex-direction:column;align-items:center;gap:10px;text-align:center}
.foot-bottom-row{display:flex;align-items:center;gap:18px;flex-wrap:wrap;justify-content:center;font-size:12px;color:rgba(255,255,255,.4)}
.foot-bottom-row a{color:rgba(255,255,255,.45);text-decoration:none;transition:.25s}
.foot-bottom-row a:hover{color:var(--gold)}
.foot-beian{font-size:12px;color:rgba(255,255,255,.38);letter-spacing:.02em}
.foot-beian a{color:rgba(255,255,255,.38);text-decoration:none}
.foot-beian a:hover{color:var(--gold)}

/* ===== 响应式 ===== */
@media(max-width:900px){
  .nav-links{
    position:fixed;top:72px;left:0;right:0;background:var(--paper);
    flex-direction:column;gap:0;padding:0 28px;max-height:0;overflow:hidden;transition:.4s;border-bottom:1px solid transparent;
  }
  .nav-links.open{max-height:400px;padding:16px 28px 24px;border-bottom-color:var(--line);box-shadow:0 12px 30px rgba(0,0,0,.08)}
  .nav-links a{padding:13px 0;width:100%;border-bottom:1px solid var(--line)}
  .nav-links .nav-cta{text-align:center;margin-top:10px;border-bottom:none}
  .nav-toggle{display:flex}
  .doc-split{grid-template-columns:1fr}
  .toc{position:static;margin-bottom:8px}
  .grid-cards{grid-template-columns:repeat(2,1fr)}
  .contact-grid,.coop-split{grid-template-columns:1fr}
  .foot-top{grid-template-columns:1fr 1fr;gap:30px}
}
@media(max-width:560px){
  .grid-cards{grid-template-columns:1fr}
  .foot-top{grid-template-columns:1fr}
  .wrap,.wrap-narrow{padding:0 20px}
}