/* ============================================================
   industry-education.css —— 教育培训建站页专属样式
   布局：左对齐面包屑 Hero / 纵向时间线痛点 / 选项卡方案 /
   双列功能清单 / 图文案例数据 / 手风琴 FAQ / CTA
   ============================================================ */

/* ---------- 1. Hero ---------- */
.ed-hero{position:relative;min-height:92vh;display:flex;align-items:center;overflow:hidden;background:var(--ink)}
.ed-hero-bg{background-position:center 28%}
.ed-hero-veil{
  position:absolute;inset:0;z-index:1;
  background:
    linear-gradient(100deg,rgba(20,20,20,.9) 0%,rgba(20,20,20,.62) 55%,rgba(20,20,20,.3) 100%),
    linear-gradient(0deg,rgba(20,20,20,.5),transparent 45%);
}
.ed-hero-inner{position:relative;z-index:3;padding-top:120px;max-width:820px}
.ed-crumb{display:flex;align-items:center;gap:10px;color:#CFC7B8;font-size:13px;margin-bottom:26px}
.ed-crumb a{color:#E9E2D6}
.ed-crumb a:hover{color:var(--coffee-bright)}
.ed-crumb em{font-style:normal;color:var(--coffee-bright)}
.ed-hero-title{color:#fff;font-size:clamp(38px,6vw,70px);font-weight:900;line-height:1.1;letter-spacing:-.02em;margin-bottom:22px}
.ed-ht{display:block}
.ed-gold{color:var(--coffee);position:relative}
.ed-gold::after{content:"";position:absolute;left:0;right:0;bottom:.05em;height:.12em;background:linear-gradient(90deg,var(--coffee),transparent);border-radius:2px}
.ed-hero-sub{color:#D8CFBF;font-size:clamp(15px,1.7vw,18px);line-height:1.9;margin-bottom:34px;max-width:600px}
.ed-hero-cta{display:flex;gap:16px;flex-wrap:wrap}
@media (max-width:640px){.ed-hero-cta .btn{width:100%}}

/* ---------- 2. 纵向时间线痛点 ---------- */
.ed-pain{background:var(--coffee-bg)}
.ed-timeline{position:relative;max-width:820px;margin:0 auto;padding-left:0}
.ed-timeline::before{content:"";position:absolute;left:27px;top:10px;bottom:10px;width:2px;background:linear-gradient(var(--coffee),var(--coffee-bg-2))}
.ed-timeline li{position:relative;display:flex;gap:24px;padding:0 0 26px 0}
.ed-t-dot{
  flex-shrink:0;width:56px;height:56px;border-radius:50%;z-index:2;
  background:var(--grad-coffee);color:#fff;font-size:20px;font-weight:900;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 0 0 6px var(--coffee-bg);
}
.ed-timeline h3{font-size:19px;margin-bottom:6px;padding-top:10px}
.ed-timeline p{font-size:14.5px;color:var(--text-2);line-height:1.85;max-width:560px}
@media (max-width:640px){.ed-timeline li{flex-direction:column;gap:8px}}

/* ---------- 3. 选项卡方案 ---------- */
.ed-plan{background:#fff}
.ed-tabs{max-width:1080px;margin:0 auto}
.ed-tab-btns{display:flex;gap:10px;flex-wrap:wrap;justify-content:center;margin-bottom:36px}
.tab-btn{
  padding:12px 26px;border-radius:100px;font-size:15px;font-weight:700;
  background:var(--coffee-bg);color:var(--text);border:1px solid transparent;transition:all .3s;
}
.tab-btn:hover{color:var(--coffee-deep)}
.tab-btn.active{background:var(--grad-coffee);color:#fff;box-shadow:0 8px 20px rgba(169,136,89,.35)}
.tab-pane{display:none;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
.tab-pane.active{display:grid;animation:edFade .5s ease}
@keyframes edFade{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
.tab-pane img{border-radius:20px;box-shadow:var(--shadow-md);width:100%}
.ed-pane-text h3{font-size:24px;margin-bottom:14px}
.ed-pane-text>p{color:var(--text-2);line-height:1.9;margin-bottom:18px}
.ed-pane-text ul{display:flex;flex-direction:column;gap:10px}
.ed-pane-text li{position:relative;padding-left:26px;font-weight:600;font-size:14.5px}
.ed-pane-text li::before{content:"";position:absolute;left:0;top:8px;width:9px;height:9px;border-radius:50%;background:var(--grad-coffee)}
@media (max-width:860px){.tab-pane{grid-template-columns:1fr}}

/* ---------- 4. 功能模块双列 ---------- */
.ed-mod{background:var(--coffee-bg)}
.ed-mod-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;max-width:980px;margin:0 auto}
.ed-mod{
  background:#fff;border-left:4px solid var(--coffee);border-radius:0 14px 14px 0;
  padding:22px 26px;box-shadow:var(--shadow-sm);transition:all .35s;
}
.ed-mod:hover{transform:translateX(6px);box-shadow:var(--shadow-md)}
.ed-mod b{display:block;font-size:17px;margin-bottom:6px;color:var(--ink)}
.ed-mod span{font-size:14px;color:var(--text-2);line-height:1.8}
@media (max-width:640px){.ed-mod-grid{grid-template-columns:1fr}}

/* ---------- 5. 案例图文 ---------- */
.ed-case{background:#fff}
.ed-case-inner{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;margin-bottom:30px}
.ed-case-text .sec-title{font-size:clamp(26px,3.4vw,38px)}
.ed-case-text>p{color:var(--text-2);line-height:1.9;margin-bottom:26px}
.ed-case-stats{display:flex;gap:44px;margin-bottom:28px}
.ed-case-stats b{display:block;font-size:42px;font-weight:900;color:var(--coffee-deep);font-variant-numeric:tabular-nums}
.ed-case-stats span{font-size:13px;color:var(--text-2)}
.ed-case-media img{border-radius:22px;box-shadow:var(--shadow-lg);width:100%}
.ed-sibling{text-align:center;font-size:14px;color:var(--text-2)}
.ed-sibling a{color:var(--coffee-deep);font-weight:700;margin:0 6px}
@media (max-width:900px){.ed-case-inner{grid-template-columns:1fr;gap:36px}}

/* ---------- 6. 手风琴 FAQ ---------- */
.ed-faq{background:var(--coffee-bg)}
.ed-acc{max-width:860px;margin:0 auto}
.acc-item{background:#fff;border:1px solid var(--line);border-radius:16px;margin-bottom:14px;overflow:hidden;transition:box-shadow .3s,border-color .3s}
.acc-item.open{box-shadow:var(--shadow-md);border-color:var(--coffee)}
.acc-head{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:20px 24px;cursor:pointer;font-weight:800;font-size:16px;color:var(--ink);text-align:left;background:none}
.acc-ico{flex-shrink:0;width:30px;height:30px;border-radius:50%;background:var(--coffee-bg);color:var(--coffee-deep);display:flex;align-items:center;justify-content:center;transition:all .3s}
.acc-ico svg{width:15px;height:15px;transition:transform .3s}
.acc-item.open .acc-ico{background:var(--grad-coffee);color:#fff}
.acc-item.open .acc-ico svg{transform:rotate(45deg)}
.acc-panel{max-height:0;overflow:hidden;transition:max-height .4s ease}
.acc-panel p{padding:0 24px 22px;color:var(--text-2);font-size:14.5px;line-height:1.9}
.acc-panel a{color:var(--coffee-deep);font-weight:700;text-decoration:underline}

/* ---------- 7. CTA ---------- */
.ed-cta{position:relative;overflow:hidden;background:var(--ink);padding:120px 0}
.ed-cta-bg{background-position:center 40%}
.ed-cta-veil{position:absolute;inset:0;background:rgba(20,20,20,.8);z-index:1}
.ed-cta-inner{position:relative;z-index:2;text-align:center}
.ed-cta-title{color:#fff;font-size:clamp(26px,4vw,42px);font-weight:900;margin-bottom:16px}
.ed-cta-sub{color:#D8CFBF;font-size:16px;margin-bottom:36px}
.ed-cta-row{display:flex;justify-content:center;gap:16px;flex-wrap:wrap}
@media (max-width:640px){.ed-cta-row .btn{width:100%}}