@charset "UTF-8";
/* 子页面共享版式：延续首页的纸面 / 暖白 / 金色点缀 */
:root{
  --sp-accent:#a88937;
  --sp-accent-dark:#7a6122;
  --sp-accent-soft:#f6f0df;
  --sp-cream:#faf8f2;
  --sp-warm:#f3efe4;
  --sp-line:#e3ded2;
  --sp-green:#2f7d5b;
  --sp-red:#b4472f;
}
[hidden]{display:none!important}
.sp-mt-12{margin-top:12px}.sp-mt-14{margin-top:14px}.sp-mt-16{margin-top:16px}.sp-mt-22{margin-top:22px}
.sp-tag.no-margin{margin:0}
.sp-main{max-width:1120px;margin:28px auto 0;padding:0 0 42px}
.sp-paper{background:var(--paper);border:1px solid #e4e1d9;border-radius:18px;box-shadow:0 8px 30px #3a341f0d;overflow:hidden}
.sp-hero{padding:50px 56px 40px;background:linear-gradient(135deg,#fffdf7 0%,#faf6ec 100%);border-bottom:1px solid var(--sp-line)}
.sp-eyebrow{font-family:Arial,sans-serif;font-size:10px;font-weight:700;letter-spacing:3px;color:var(--sp-accent-dark);text-transform:uppercase;margin-bottom:16px}
.sp-hero h1{font-family:var(--serif);font-size:38px;font-weight:700;line-height:1.35;letter-spacing:2px;margin:0 0 14px;color:#1e1c17}
.sp-hero .sp-lead{max-width:760px;font-size:15px;line-height:1.95;color:#5c5749}
.sp-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:24px}
.sp-chip{display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border:1px solid var(--sp-line);border-radius:999px;background:#fff;font-size:11px;color:#6d6552;white-space:nowrap}
.sp-chip b{color:var(--sp-accent-dark);font-weight:700}
.sp-body{padding:44px 56px 52px}
.sp-section+.sp-section{margin-top:52px;padding-top:44px;border-top:1px solid var(--sp-line)}
.sp-section-head{display:flex;align-items:baseline;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:22px}
.sp-section-head h2{font-family:var(--serif);font-size:25px;font-weight:700;letter-spacing:1.2px;line-height:1.4;color:#1e1c17}
.sp-section-head h2 small{display:block;font-family:Arial,sans-serif;font-size:9px;font-weight:400;letter-spacing:2.4px;color:#a29a86;margin-top:7px}
.sp-section-head .sp-note{font-size:12px;color:var(--muted);max-width:420px}
.sp-intro{font-size:14px;line-height:1.95;color:#5c5749;max-width:820px;margin-bottom:24px}
.sp-grid{display:grid;gap:18px}
.sp-grid.g3{grid-template-columns:repeat(3,minmax(0,1fr))}
.sp-grid.g2{grid-template-columns:repeat(2,minmax(0,1fr))}
.sp-card{background:var(--sp-cream);border:1px solid var(--sp-line);border-radius:14px;padding:24px 22px;min-width:0}
.sp-card .sp-num{display:block;font-family:Georgia,serif;font-size:28px;font-weight:700;color:var(--sp-accent-dark);line-height:1.2;margin-bottom:10px}
.sp-card h3{font-size:16px;font-weight:700;letter-spacing:.4px;margin-bottom:10px;color:#26231c}
.sp-card p{font-size:13px;line-height:1.9;color:#65604f}
.sp-card ul{margin:10px 0 0;padding-left:18px}
.sp-card li{font-size:13px;line-height:1.9;color:#65604f}
.sp-tag{display:inline-block;padding:3px 9px;border-radius:6px;background:var(--sp-accent-soft);color:var(--sp-accent-dark);font-size:11px;font-weight:600;letter-spacing:.3px;margin:0 6px 8px 0}
.sp-tag.gray{background:#eeece6;color:#736d5d}
.sp-tag.green{background:#e7f2ec;color:var(--sp-green)}

/* 表格 */
.sp-table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;border:1px solid var(--sp-line);border-radius:12px;background:#fff}
.sp-table{width:100%;border-collapse:collapse;font-size:13px;min-width:660px}
.sp-table caption{caption-side:top;text-align:left;padding:14px 16px;font-size:12px;color:var(--muted);background:var(--sp-cream);border-bottom:1px solid var(--sp-line)}
.sp-table th,.sp-table td{padding:13px 16px;text-align:left;border-bottom:1px solid #eeeae0;vertical-align:top;line-height:1.7}
.sp-table thead th{background:#f5f2e9;font-size:12px;font-weight:700;color:#4e4737;white-space:nowrap;letter-spacing:.4px}
.sp-table tbody tr:last-child td{border-bottom:0}
.sp-table tbody tr:nth-child(even){background:#fdfcf8}
.sp-table td strong{color:var(--sp-accent-dark);font-weight:700}
.sp-table .sp-nowrap{white-space:nowrap}

/* 步骤 */
.sp-steps{counter-reset:step;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.sp-step{position:relative;border:1px solid var(--sp-line);border-radius:14px;padding:24px 20px 20px;background:#fff;min-width:0}
.sp-step:before{counter-increment:step;content:"0" counter(step);display:block;font-family:Georgia,serif;font-size:20px;font-weight:700;color:var(--sp-accent);margin-bottom:12px}
.sp-step h3{font-size:15px;font-weight:700;margin-bottom:8px}
.sp-step p{font-size:12.5px;line-height:1.85;color:#66604f}

/* 下载清单 */
.sp-filters{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:20px}
.sp-filter{border:1px solid var(--sp-line);background:#fff;border-radius:8px;padding:7px 14px;font-size:12px;color:#5c5749;cursor:pointer}
.sp-filter:hover{border-color:var(--sp-accent)}
.sp-filter[aria-pressed="true"]{background:var(--sp-accent-dark);border-color:var(--sp-accent-dark);color:#fff}
.sp-file-list{display:grid;gap:12px}
.sp-file{display:grid;grid-template-columns:44px minmax(0,1fr) auto;align-items:center;gap:16px;padding:16px 18px;border:1px solid var(--sp-line);border-radius:12px;background:#fff}
.sp-file:hover{border-color:#d8c391;box-shadow:0 4px 16px #7a612214}
.sp-file-ico{width:44px;height:44px;border-radius:10px;background:var(--sp-accent-soft);color:var(--sp-accent-dark);display:flex;align-items:center;justify-content:center;font-family:Arial,sans-serif;font-size:11px;font-weight:700;letter-spacing:.4px}
.sp-file-name{font-size:14px;font-weight:700;color:#26231c;overflow-wrap:anywhere}
.sp-file-desc{font-size:12px;color:#6e6857;line-height:1.7;margin-top:4px}
.sp-file-meta{font-size:11px;color:#9a9382;margin-top:5px}
.sp-btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:38px;padding:8px 16px;border:1px solid var(--sp-accent-dark);border-radius:8px;background:var(--sp-accent-dark);color:#fff;font-size:12px;font-weight:600;white-space:nowrap}
.sp-btn:hover{background:#634f1c;color:#fff}
.sp-btn.ghost{background:#fff;color:var(--sp-accent-dark)}
.sp-btn.ghost:hover{background:var(--sp-accent-soft);color:var(--sp-accent-dark)}
.sp-inline-link{color:var(--sp-accent-dark);font-weight:600;text-decoration:underline;text-underline-offset:3px}
.sp-inline-link:hover{color:#634f1c}

/* 提示 */
.sp-notice{margin-top:22px;padding:16px 18px;border:1px solid #e8dcbb;border-left:3px solid var(--sp-accent);border-radius:8px;background:#fcf8ec;font-size:12.5px;line-height:1.9;color:#655b3f}
.sp-notice strong{color:#4b3f22}
.sp-notice.warn{border-color:#eecdc4;border-left-color:var(--sp-red);background:#fdf4f1;color:#7b4335}

/* 折叠资料 */
.sp-faq{display:grid;gap:10px}
.sp-faq details{border:1px solid var(--sp-line);border-radius:12px;background:#fff;overflow:hidden}
.sp-faq summary{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:16px 20px;font-size:14.5px;font-weight:700;color:#26231c;cursor:pointer;list-style:none}
.sp-faq summary::-webkit-details-marker{display:none}
.sp-faq summary:after{content:"＋";font-size:16px;font-weight:400;color:var(--sp-accent);flex:0 0 auto}
.sp-faq details[open] summary:after{content:"－"}
.sp-faq summary:hover{background:var(--sp-cream)}
.sp-faq .sp-faq-body{padding:2px 20px 20px;border-top:1px solid #f0ece1}
.sp-faq .sp-faq-body ul{padding-left:18px;margin-top:12px}
.sp-faq .sp-faq-body li{font-size:13px;line-height:1.9;color:#5f5949;margin-bottom:6px}
.sp-faq .sp-faq-body p{font-size:13px;line-height:1.9;color:#5f5949;margin-top:12px}

/* 计算器 */
.sp-calc{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);gap:20px;align-items:start}
.sp-tabs{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:20px}
.sp-tab{flex:1 1 auto;min-width:96px;padding:9px 12px;border:1px solid var(--sp-line);border-radius:8px;background:#fff;font-size:12.5px;color:#5c5749;cursor:pointer;white-space:nowrap}
.sp-tab:hover{border-color:var(--sp-accent)}
.sp-tab[aria-selected="true"]{background:var(--sp-accent-dark);border-color:var(--sp-accent-dark);color:#fff;font-weight:700}
.sp-calc-card,.sp-side-card{border:1px solid var(--sp-line);border-radius:14px;background:#fff;padding:24px}
.sp-calc-card h2,.sp-side-card h2{font-family:var(--serif);font-size:19px;font-weight:700;letter-spacing:.6px;margin-bottom:16px;color:#26231c}
.sp-fields{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.sp-field{min-width:0}
.sp-field label{display:block;font-size:12px;font-weight:600;color:#4e4737;margin-bottom:6px;line-height:1.5}
.sp-field label span{display:block;font-weight:400;color:#9a9382;font-size:11px}
.sp-field input{width:100%;min-width:0;height:42px;padding:8px 12px;border:1px solid #dcd6c8;border-radius:8px;background:#fdfcf9;font-family:inherit;font-size:15px;color:#26231c}
.sp-field input:focus{outline:2px solid #d8c391;outline-offset:1px;border-color:var(--sp-accent)}
.sp-formula{margin:18px 0 0;padding:14px 16px;border-radius:10px;background:var(--sp-cream);border:1px solid var(--sp-line);font-size:13px;font-weight:600;line-height:1.8;color:#4b3f22}
.sp-formula small{display:block;font-weight:400;font-size:11.5px;color:#8a816c;margin-top:6px}
.sp-calc-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
.sp-result{background:#2b2820;border-radius:14px;padding:26px 24px;color:#fff}
.sp-result-label{font-size:11px;letter-spacing:1.5px;color:#c9c0a6}
.sp-result-value{font-family:Georgia,serif;font-size:44px;font-weight:700;line-height:1.25;margin:12px 0 8px;color:#f6e6b8}
.sp-result-pill{display:inline-block;padding:4px 12px;border-radius:999px;background:#3d5a49;color:#d7f0e1;font-size:11px;font-weight:600}
.sp-result-desc{font-size:12.5px;line-height:1.85;color:#d8d2c2;margin-top:16px}
.sp-rule-list{list-style:none;margin:0;padding:0}
.sp-rule-list li{font-size:12.5px;line-height:1.9;padding:9px 0;border-bottom:1px dashed #e8e3d7;color:#5f5949;overflow-wrap:anywhere}
.sp-rule-list li:last-child{border-bottom:0}
.sp-rule-list li.hot{color:var(--sp-red);font-weight:600}
.sp-calc-hint{margin-top:12px;font-size:11.5px;line-height:1.8;color:#8a816c}

/* 页脚 */
.sp-footer{max-width:1120px;margin:0 auto 30px;padding:0 10px;text-align:center}
.sp-footer-top{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:8px 22px;font-size:12px;color:#777064;margin-bottom:6px}
.sp-footer-top a{color:#777064}
.sp-footer-top a:hover{color:var(--sp-accent-dark);text-decoration:underline}
.sp-footer .icp-filing{flex:0 0 100%;margin-top:6px}

/* 响应式 */
@media screen and (max-width:1200px){
  .sp-main{margin:24px 28px 0}
  .sp-footer{margin:0 28px 26px}
}
@media screen and (max-width:980px){
  .sp-hero{padding:40px 36px 32px}
  .sp-hero h1{font-size:32px}
  .sp-body{padding:36px 36px 44px}
  .sp-grid.g3{grid-template-columns:repeat(2,minmax(0,1fr))}
  .sp-steps{grid-template-columns:1fr 1fr}
  .sp-calc{grid-template-columns:minmax(0,1fr)}
}
@media screen and (max-width:720px){
  html{scroll-padding-top:115px}
  .sp-main{margin:16px 10px 0;padding-bottom:26px}
  .sp-paper{border-radius:14px}
  .sp-hero{padding:30px 20px 26px}
  .sp-hero h1{font-size:clamp(24px,6.6vw,30px);letter-spacing:1px}
  .sp-hero .sp-lead{font-size:13.5px;line-height:1.85}
  .sp-eyebrow{font-size:9px;letter-spacing:2px;margin-bottom:12px}
  .sp-meta{margin-top:18px;gap:6px}
  .sp-chip{font-size:10px;padding:4px 10px}
  .sp-body{padding:28px 18px 32px}
  .sp-section+.sp-section{margin-top:36px;padding-top:30px}
  .sp-section-head h2{font-size:21px}
  .sp-section-head h2 small{font-size:8px;letter-spacing:1.6px}
  .sp-intro{font-size:13.5px}
  .sp-grid.g3,.sp-grid.g2,.sp-steps{grid-template-columns:minmax(0,1fr)}
  .sp-card{padding:20px 18px}
  .sp-table{min-width:600px;font-size:12px}
  .sp-table th,.sp-table td{padding:10px 12px}
  .sp-file{grid-template-columns:38px minmax(0,1fr);gap:12px;padding:14px}
  .sp-file-ico{width:38px;height:38px;font-size:10px}
  .sp-file .sp-btn{grid-column:1/-1;width:100%}
  .sp-faq summary{font-size:13.5px;padding:14px 16px}
  .sp-faq .sp-faq-body{padding:2px 16px 16px}
  .sp-calc-card,.sp-side-card{padding:20px 16px}
  .sp-fields{grid-template-columns:minmax(0,1fr)}
  .sp-tab{min-width:0;flex:1 1 44%;font-size:12px;padding:9px 6px}
  .sp-result-value{font-size:38px}
  .sp-footer{margin:0 10px 22px}
}
@media screen and (max-width:430px){
  .sp-main{margin:12px 8px 0}
  .sp-hero{padding:26px 16px 22px}
  .sp-body{padding:24px 15px 28px}
  .sp-footer{margin:0 8px 18px}
}
@media print{
  .site-toolbar,.sp-footer,.sp-tabs,.sp-calc-actions,.sp-filters,.skip-link{display:none!important}
  .sp-main{margin:0;max-width:none}
  .sp-paper{box-shadow:none;border:0;border-radius:0}
  .sp-hero{padding:0 0 18px;background:none}
  .sp-body{padding:18px 0 0}
  .sp-faq details{break-inside:avoid}
}
/* 后台动态文档区块：与模板清单之间保留与其它栏目一致的分隔线和留白 */
#doc-dynamic>.sp-section{margin-top:52px;padding-top:44px;border-top:1px solid var(--sp-line)}
@media(max-width:900px){
  #doc-dynamic>.sp-section{margin-top:36px;padding-top:30px}
}