/* ============================================================
   faq-jianzhan.css · 建站常见问题页
   Hero 变体：H8 折叠式（折角卡片）
   布局母题：折角卡片 + 纵向列表节奏
   ============================================================ */

/* ---------- 1. Hero：折叠式（H8） ---------- */
.fj-hero{
  background:var(--bg);
  padding:40px 0 50px;
}
.fj-hero-card{
  position:relative;
  background:#fff;border:2px solid var(--line);
  border-radius:var(--r-lg);padding:50px 6% 40px;
  box-shadow:var(--shadow);
  max-width:900px;
}
/* 折角效果：右上角切角，露出底下的彩色三角形 */
.fj-fold{
  position:absolute;top:0;right:0;
  width:90px;height:90px;
  background:linear-gradient(225deg,var(--yellow) 50%,transparent 50%);
  border-top-right-radius:var(--r-lg);
}
.fj-hero-card .badge{margin-bottom:14px}
.fj-hero-title{
  font-size:clamp(28px,3.6vw,44px);font-weight:800;line-height:1.3;
  margin:10px 0 14px;
}
.fj-hero-title em{font-style:normal;color:var(--blue-deep)}
.fj-hero-sub{color:var(--muted);font-size:16px;max-width:600px;margin-bottom:20px}
.fj-hero-nav{
  display:flex;gap:10px;flex-wrap:wrap;
  padding-top:18px;border-top:2px dashed var(--line);
}
.fj-hero-nav a{
  padding:6px 16px;border-radius:999px;
  background:var(--blue);color:var(--ink);
  font-size:13.5px;font-weight:700;
}
.fj-hero-nav a:hover{background:var(--blue-deep);color:#fff}

/* ---------- 2. FAQ 列表 ---------- */
.fj-list{
  max-width:860px;margin:0 auto;
  display:flex;flex-direction:column;gap:14px;
}
.fj-item{
  background:#fff;border:2px solid var(--line);border-radius:var(--r-md);
  padding:0 26px;transition:border-color .25s ease;
}
.fj-item[open]{border-color:var(--blue-deep)}
.fj-item summary{
  cursor:pointer;list-style:none;
  padding:18px 0;font-weight:700;font-size:16px;
  position:relative;padding-right:36px;
}
.fj-item summary::-webkit-details-marker{display:none}
.fj-item summary::before{
  content:"Q";display:inline-flex;align-items:center;justify-content:center;
  width:28px;height:28px;border-radius:8px;
  background:var(--blue);color:var(--ink);
  font-size:14px;font-weight:800;margin-right:12px;
}
.fj-item summary::after{
  content:"▾";position:absolute;right:6px;top:50%;transform:translateY(-50%);
  color:var(--blue-deep);font-size:16px;transition:transform .25s ease;
}
.fj-item[open] summary::after{transform:translateY(-50%) rotate(180deg)}
.fj-item p{
  padding:0 0 20px 40px;color:var(--muted);font-size:15px;line-height:1.8;
}
.fj-item p a{color:var(--blue-ink);text-decoration:underline}

/* ---------- 3. 没解决引导 ---------- */
.fj-more{
  background:linear-gradient(135deg,var(--blue) 0%,var(--green) 100%);
  border-radius:var(--r-lg);padding:36px;text-align:center;
}
.fj-more h2{font-size:22px;margin-bottom:10px;color:var(--ink)}
.fj-more p{color:var(--ink);opacity:.85;max-width:560px;margin:0 auto 18px}
.fj-more-btns{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}

/* ---------- 4. CTA ---------- */
.fj-cta-sec{
  background:linear-gradient(120deg,var(--blue-ink) 0%,#1F5070 100%);
}
.fj-cta-in{
  display:grid;grid-template-columns:1.3fr .7fr;gap:40px;align-items:center;
}
.fj-cta-text .sec-title{color:#fff;margin-bottom:12px}
.fj-cta-text .sec-title em{color:var(--yellow)}
.fj-cta-text>p{color:#C4DFEC;margin-bottom:20px;max-width:600px}
.fj-cta-btns{display:flex;gap:12px;flex-wrap:wrap}
.fj-cta-card{
  background:rgba(255,255,255,.08);border:2px solid rgba(255,255,255,.2);
  border-radius:var(--r-lg);padding:26px;
}
.fj-cta-card ul{display:flex;flex-direction:column;gap:10px}
.fj-cta-card li{display:flex;justify-content:space-between;font-size:15px;color:#C4DFEC}
.fj-cta-card li span{color:var(--yellow);font-weight:700}
.fj-cta-card li a{color:#fff}

/* ---------- 2.5. 准备资料 ---------- */
.fj-prep{
  background:var(--cream);border-radius:var(--r-lg);padding:36px;
  border-left:4px solid var(--yellow-deep);
  max-width:860px;margin:0 auto;
}
.fj-prep h2{font-size:20px;margin-bottom:12px}
.fj-prep p{color:var(--muted);font-size:15px;line-height:1.8;margin-bottom:14px}
.fj-prep ul{margin:0 0 14px 0;padding-left:0;list-style:none}
.fj-prep ul li{
  padding:8px 0 8px 22px;position:relative;
  font-size:14.5px;color:var(--ink);line-height:1.7;
  border-bottom:1px dashed var(--line);
}
.fj-prep ul li::before{
  content:"";position:absolute;left:0;top:14px;
  width:8px;height:8px;border-radius:50%;background:var(--yellow-deep);
}

/* ---------- 响应式 ---------- */
@media (max-width:900px){
  .fj-cta-in{grid-template-columns:1fr}
  .fj-item p{padding-left:0}
}