/* 页面专属样式：knowledge.html
   由内联 <style> 抽离而来，仅在 knowledge.html 引用，避免污染其它页面。
   加载顺序须在 pages.css 之后以保持覆盖优先级。 */

/* ===== 原 knowledge.html 内联 <style> 第1块 ===== */
/* ===== 入口卡片视觉重设计 ===== */
.knowledge-card{transition:transform .35s var(--ease),box-shadow .35s}
.knowledge-card:hover{transform:translateY(-3px);box-shadow:0 10px 30px rgba(27,21,16,.08)}
.knowledge-card h3{transition:color .3s}
.knowledge-card:hover h3{color:var(--gold-3)}

.hub-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:8px}
@media(max-width:900px){.hub-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:620px){.hub-grid{grid-template-columns:1fr}}
.hub-card{position:relative;display:flex;flex-direction:column;padding:30px 26px 24px;background:linear-gradient(180deg,#fffaf0 0%,#fff 60%);border:1px solid #ecdfc4;border-radius:14px;overflow:hidden;transition:transform .35s var(--ease),box-shadow .35s,border-color .35s}
.hub-card::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--gold-2),var(--gold),var(--gold-3));opacity:.85}
.hub-card::after{content:"";position:absolute;right:-40px;top:-40px;width:120px;height:120px;border-radius:50%;background:radial-gradient(circle,rgba(226,197,134,.22),transparent 70%);pointer-events:none}
.hub-card:hover{transform:translateY(-4px);box-shadow:0 16px 40px rgba(143,111,53,.16);border-color:var(--gold-2)}
.hub-ico{width:56px;height:56px;display:flex;align-items:center;justify-content:center;font-family:var(--font-serif);font-size:26px;font-weight:900;color:#fff;background:linear-gradient(135deg,var(--gold-3),var(--gold));border-radius:14px;box-shadow:0 6px 16px rgba(143,111,53,.3);margin-bottom:18px}
.hub-card h3{font-size:20px;margin-bottom:10px}
.hub-card p{color:var(--ink-soft);font-size:14.5px;flex:1}
.hub-more{display:inline-flex;align-items:center;gap:6px;margin-top:16px;color:var(--gold-3);font-weight:700;font-size:14px;transition:gap .3s var(--ease)}
.hub-card:hover .hub-more{gap:11px}
.kw-tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:16px;padding-top:14px;border-top:1px dashed #e6d8b8}
.kw-tags span{font-size:12px;color:var(--gold-3);background:#f7f0e0;padding:3px 10px;border-radius:20px}

/* ===== 通用板块 ===== */
.know-block{padding:64px 0;border-top:1px solid #ecdfc4}
.know-block.alt{background:var(--paper-2)}
.know-head{max-width:760px;margin:0 auto 40px;text-align:center}
.know-head .eyebrow{justify-content:center}
.know-head h2{font-size:clamp(24px,3.4vw,34px);margin-bottom:10px}
.know-head .gold-divider{margin:10px auto 16px}
.know-head p{color:var(--ink-soft);font-size:15px}
.know-head .lead-num{display:inline-block;margin-top:14px;font-family:var(--font-serif);font-weight:800;color:var(--gold-3);font-size:14px;letter-spacing:.04em}

/* ===== 材质百科 ===== */
.mat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
@media(max-width:900px){.mat-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.mat-grid{grid-template-columns:1fr}}
.mat-card{position:relative;background:#fff;border:1px solid #ecdfc4;border-radius:14px;padding:26px 24px;overflow:hidden;transition:transform .3s var(--ease),box-shadow .3s}
.mat-card:hover{transform:translateY(-4px);box-shadow:0 14px 34px rgba(143,111,53,.14)}
.mat-card .mat-swatch{width:100%;height:8px;border-radius:6px;margin-bottom:16px}
.mat-card .mat-tag{display:inline-block;font-size:11.5px;font-weight:700;letter-spacing:.12em;color:var(--gold-3);background:#f7f0e0;padding:3px 10px;border-radius:4px;margin-bottom:8px}
.mat-card h3{font-size:19px;margin-bottom:6px;display:flex;align-items:center;gap:8px}
.mat-card .mat-en{font-family:var(--font-serif);font-size:12px;color:var(--ink-soft);font-weight:600;letter-spacing:.08em;margin-bottom:12px}
.mat-card p{font-size:14px;color:var(--ink-soft);margin-bottom:12px}
.mat-card .mat-use{font-size:13px;color:var(--ink-3);border-top:1px dashed #e6d8b8;padding-top:12px}
.mat-card .mat-use b{color:var(--gold-3);font-weight:700}

/* ===== 盒型图鉴 ===== */
.box-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
@media(max-width:900px){.box-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.box-grid{grid-template-columns:1fr}}
.box-card{position:relative;background:linear-gradient(180deg,#fff,#fffaf0);border:1px solid #ecdfc4;border-radius:14px;padding:24px;transition:transform .3s var(--ease),box-shadow .3s}
.box-card:hover{transform:translateY(-4px);box-shadow:0 14px 34px rgba(143,111,53,.14)}
.box-glyph{width:70px;height:54px;display:flex;align-items:center;justify-content:center;margin-bottom:14px;color:var(--gold-3)}
.box-glyph svg{width:100%;height:100%}
.box-card h3{font-size:18px;margin-bottom:4px}
.box-card .box-scene{font-size:12px;color:var(--gold-3);font-weight:600;letter-spacing:.06em;margin-bottom:10px}
.box-card p{font-size:13.5px;color:var(--ink-soft)}
.box-card .box-fit{margin-top:12px;font-size:12.5px;color:var(--ink-3);background:#f7f0e0;border-radius:8px;padding:8px 12px}
.box-card .box-fit b{color:var(--gold-3)}

/* ===== 工艺速查 ===== */
.craft-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:18px}
@media(max-width:1000px){.craft-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:620px){.craft-grid{grid-template-columns:repeat(2,1fr)}}
.craft-tile{text-align:center;background:#fff;border:1px solid #ecdfc4;border-radius:14px;padding:26px 16px;transition:transform .3s var(--ease),box-shadow .3s,border-color .3s}
.craft-tile:hover{transform:translateY(-4px);box-shadow:0 14px 34px rgba(143,111,53,.16);border-color:var(--gold-2)}
.craft-ico{width:58px;height:58px;margin:0 auto 14px;display:flex;align-items:center;justify-content:center;border-radius:50%;background:radial-gradient(circle,#f7f0e0,transparent 70%);color:var(--gold-3)}
.craft-ico svg{width:30px;height:30px}
.craft-tile h3{font-size:16px;margin-bottom:6px}
.craft-tile p{font-size:12.5px;color:var(--ink-soft);line-height:1.6}

/* ===== 常见误区避坑 ===== */
.myth-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
@media(max-width:800px){.myth-grid{grid-template-columns:1fr}}
.myth-card{background:#fff;border:1px solid #ecdfc4;border-left:4px solid #c75c4b;border-radius:12px;padding:24px 26px;transition:transform .3s var(--ease),box-shadow .3s}
.myth-card:hover{transform:translateY(-3px);box-shadow:0 12px 30px rgba(199,92,75,.14)}
.myth-num{display:inline-flex;align-items:center;justify-content:center;width:30px;height:30px;border-radius:50%;background:linear-gradient(135deg,#c75c4b,#e08a7c);color:#fff;font-weight:800;font-size:14px;margin-bottom:12px}
.myth-wrong{font-size:15px;color:#9c3b2e;font-weight:700;margin-bottom:6px}
.myth-wrong::before{content:"✕ ";color:#c75c4b}
.myth-right{font-size:14.5px;color:var(--ink-3);line-height:1.7;margin-top:10px;padding-top:10px;border-top:1px dashed #ecd9c8}
.myth-right::before{content:"✓ ";color:var(--gold-3);font-weight:800}
.myth-card p.myth-why{font-size:13px;color:var(--ink-soft);margin-top:8px}

/* ===== 知识快问快答 ===== */
/* 覆盖全局 style.css 的 faq grid 样式（.qa-item grid-template-columns:96px 1fr 会把 summary 压到 96px） */
.know-block .qa-list{max-width:820px;margin:0 auto;display:block}
.know-block .qa-item{background:#fff;border:1px solid #ecdfc4;border-radius:12px;margin-bottom:14px;overflow:hidden;transition:box-shadow .3s,transform .3s;display:block;padding:0}
.qa-item:hover{box-shadow:0 10px 26px rgba(143,111,53,.12)}
.qa-item summary{list-style:none;cursor:pointer;padding:20px 24px 20px 56px;font-size:15.5px;font-weight:700;color:var(--ink);font-family:var(--font-serif);position:relative}
.qa-item summary::-webkit-details-marker{display:none}
.qa-item summary::before{content:"+";position:absolute;left:22px;top:20px;width:26px;height:26px;border-radius:50%;background:#f7f0e0;color:var(--gold-3);display:flex;align-items:center;justify-content:center;font-weight:800;font-size:14px;transition:transform .3s,background .3s,color .3s}
.qa-item[open] summary::before{transform:rotate(45deg);background:var(--gold-3);color:#fff}
.qa-answer{padding:0 24px 4px 56px;color:var(--ink-soft);font-size:14.5px;line-height:1.85}
.qa-answer p{margin:0 0 16px}
.qa-answer .qa-tip{display:inline-block;margin-top:4px;font-size:13px;color:var(--gold-3);background:#f7f0e0;padding:5px 12px;border-radius:6px}

/* ===== 数据条 ===== */
.know-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:36px}
@media(max-width:700px){.know-stats{grid-template-columns:repeat(2,1fr)}}
.know-stat{text-align:center;background:#fff;border:1px solid #ecdfc4;border-radius:12px;padding:22px 12px}
.know-stat .num{font-family:var(--font-serif);font-size:30px;font-weight:900;background:linear-gradient(120deg,var(--gold-3),var(--gold));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.know-stat .lbl{font-size:13px;color:var(--ink-soft);margin-top:4px}

/* ===== 底部 CTA ===== */
.know-cta{background:linear-gradient(135deg,var(--ink-3),var(--ink-2));color:#f7f0e0;border-radius:18px;padding:44px 40px;text-align:center;position:relative;overflow:hidden;margin-top:10px}
.know-cta::before{content:"";position:absolute;right:-60px;top:-60px;width:220px;height:220px;border-radius:50%;background:radial-gradient(circle,rgba(226,197,134,.25),transparent 70%)}
.know-cta h2{color:#fff;font-size:clamp(22px,3vw,30px);margin-bottom:10px}
.know-cta p{color:#cdbfa6;font-size:15px;max-width:620px;margin:0 auto 22px}
.know-cta .btn{background:linear-gradient(135deg,var(--gold-2),var(--gold));color:var(--ink);border:none;padding:14px 34px;font-size:15px;font-weight:800;border-radius:30px}
.know-cta .btn:hover{transform:translateY(-2px);box-shadow:0 12px 30px rgba(226,197,134,.4)}