@charset "utf-8";
/* ==========================================================================
   站群SEO培训 · 靛青到青绿 · 深色首屏 + 玻璃卡（覆盖 base.css 变量）
   Contact: TG:@mspseo   Q/V:897569356
   ========================================================================== */
:root{
  --brand:#0F766E;
  --brand-2:#14B8A6;
  --accent:#F97316;
  --bg:#FFFFFF;
  --bg-soft:#EAFBF7;
  --surface:#FFFFFF;
  --surface-2:#F2FCFA;
  --ink:#053B36;
  --text:#134E48;
  --muted:#5C7C78;
  --border:rgba(5,59,54,.10);
  --border-strong:rgba(5,59,54,.18);
  --head-bg:rgba(255,255,255,.92);
  --head-text:#053B36;
  --head-border:rgba(5,59,54,.08);
  --nav-hover-bg:rgba(15,118,110,.09);
  --foot-bg:#032722;
  --foot-text:#A9D5CE;
  --foot-border:rgba(255,255,255,.10);
  --radius:18px;
}

/* ---------- 首屏（深青底 + 半透明玻璃卡） ---------- */
.zqs-hero{
  position:relative;overflow:hidden;color:#E6FBF6;
  background:linear-gradient(150deg,#053B36 0%,#0F766E 55%,#14B8A6 100%);
  padding:clamp(40px,5vw,80px) 0 clamp(36px,4.4vw,66px);
}
.zqs-hero::before{
  content:"";position:absolute;inset:0;
  background-image:url("../pic/pattern-grid.svg");background-size:120px 120px;
  opacity:.34;pointer-events:none;
}
.zqs-hero::after{
  content:"";position:absolute;width:600px;height:600px;right:-200px;top:-240px;
  background:radial-gradient(circle,rgba(249,115,22,.30) 0%,rgba(249,115,22,0) 68%);
  pointer-events:none;
}
.zqs-hero .container{position:relative;z-index:2}
.zqs-hero-inner{display:grid;grid-template-columns:1.06fr .94fr;gap:clamp(24px,4vw,52px);align-items:center}
.zqs-glass{
  padding:clamp(22px,3vw,36px);border-radius:22px;
  background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.22);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  box-shadow:0 30px 70px rgba(1,22,20,.40);
}
.zqs-hero h1{color:#fff;margin:16px 0 18px}
.zqs-hero .hero-lead{color:rgba(224,250,245,.88);max-width:none}
.zqs-hero .hero-points{color:#D6FAF3}
.zqs-hero .hero-points li::before{background-color:#F97316}
.zqs-hero .eyebrow{color:#D2FAF2;background:rgba(255,255,255,.09);border-color:rgba(255,255,255,.24)}
.zqs-hero .eyebrow::before{background:#F97316;box-shadow:0 0 12px rgba(249,115,22,.9)}
.zqs-hero .hero-cta-box{background:rgba(255,255,255,.10);border-color:rgba(255,255,255,.20);box-shadow:none}
.zqs-hero .hero-cta-box .t{color:rgba(214,250,244,.82)}
.zqs-hero .hero-cta-box .t b{color:#fff}
.zqs-hero .hero-note{color:rgba(200,244,238,.72)}
.zqs-hero-visual img{width:100%;border-radius:20px;border:1px solid rgba(255,255,255,.16);box-shadow:0 30px 70px rgba(1,18,16,.50)}

/* ---------- 课程结构（时间轴） ---------- */
.zqs-timeline{position:relative;max-width:920px;margin:0 auto;padding-left:40px}
.zqs-timeline::before{
  content:"";position:absolute;left:12px;top:10px;bottom:10px;width:2px;
  background:linear-gradient(180deg,var(--brand),var(--brand-2));
}
.zqs-node{
  position:relative;margin-bottom:16px;padding:22px 24px;border-radius:16px;
  background:#fff;border:1px solid var(--border);box-shadow:0 8px 22px rgba(5,59,54,.07);
}
.zqs-node:last-child{margin-bottom:0}
.zqs-node::before{
  content:"";position:absolute;left:-34px;top:26px;width:14px;height:14px;border-radius:50%;
  background:#fff;border:3px solid var(--brand);
}
.zqs-node .no{font-size:12.5px;font-weight:800;letter-spacing:2.2px;color:var(--brand-2)}
.zqs-node h3{margin:8px 0 9px;font-size:17.5px}
.zqs-node p{font-size:14.4px;color:var(--muted);margin:0}

/* ---------- 矩阵图文 ---------- */
.zqs-matrix{display:grid;grid-template-columns:1fr 1fr;gap:clamp(22px,3.4vw,46px);align-items:center;margin-top:clamp(30px,4vw,54px)}
.zqs-matrix img{width:100%;border-radius:18px;box-shadow:var(--shadow)}
.zqs-matrix h3{font-size:20px;margin-bottom:12px}
.zqs-matrix p{font-size:14.6px;color:var(--muted)}

/* ---------- 表格说明 ---------- */
.zqs-cap{padding:16px 18px 14px;text-align:left;font-size:13.6px;font-weight:700;color:var(--ink);background:var(--surface-2);border-bottom:1px solid var(--border)}

/* ---------- 适合人群 / 痛点 ---------- */
.zqs-fit{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.zqs-fit-item{
  padding:22px 24px;border-radius:16px;background:var(--surface-2);
  border:1px solid var(--border);border-left:4px solid var(--accent);
}
.zqs-fit-item h3{font-size:16.5px;margin-bottom:9px}
.zqs-fit-item p{font-size:14px;color:var(--muted);margin:0}

/* ---------- 服务流程（双列编号列表） ---------- */
.zqs-flow .num-list{display:grid;grid-template-columns:1fr 1fr;gap:0 34px}
.zqs-flow .num-list li{margin-bottom:24px}
.zqs-flow h3{font-size:16.5px;margin-bottom:6px}
.zqs-flow p{font-size:14px;color:var(--muted);margin:0}

/* ---------- 优势 ---------- */
.zqs-adv{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.zqs-adv-item{display:flex;gap:14px;padding:22px;border-radius:16px;background:#fff;border:1px solid var(--border)}
.zqs-adv-item b{
  flex:0 0 auto;width:36px;height:36px;border-radius:50%;display:grid;place-items:center;
  font-size:13px;color:#fff;background:linear-gradient(135deg,var(--brand),var(--brand-2));
}
.zqs-adv-item h3{font-size:16.5px;margin-bottom:8px}
.zqs-adv-item p{font-size:14px;color:var(--muted);margin:0}

/* ---------- 案例数据 ---------- */
.zqs-case{display:grid;grid-template-columns:1fr 1fr;gap:clamp(22px,3.4vw,44px);align-items:center}
.zqs-case img{width:100%;border-radius:18px;box-shadow:var(--shadow)}
.zqs-bars{display:grid;gap:18px}
.zqs-bar .t{display:flex;justify-content:space-between;gap:10px;font-size:14px;font-weight:700;color:var(--ink);margin-bottom:8px}
.zqs-bar .track{height:10px;border-radius:999px;background:#fff;border:1px solid var(--border);overflow:hidden}
.zqs-bar .fill{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--brand),var(--brand-2))}

/* ---------- 课程方案 ---------- */
.zqs-plans{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.zqs-plan{padding:26px 24px;border-radius:18px;background:#fff;border:1px solid var(--border);box-shadow:0 8px 24px rgba(5,59,54,.06)}
.zqs-plan.hot{border-color:var(--brand);box-shadow:0 24px 52px rgba(15,118,110,.18)}
.zqs-plan h3{font-size:19px}
.zqs-price{margin:8px 0 18px;font-size:13.6px;font-weight:700;color:var(--brand-2)}
.zqs-list{display:grid;gap:11px}
.zqs-list li{position:relative;padding-left:22px;font-size:14.2px;color:var(--text)}
.zqs-list li::before{content:"";position:absolute;left:0;top:9px;width:8px;height:8px;border-radius:50%;background:var(--brand-2)}

/* ---------- 响应式 ---------- */
@media (max-width:1080px){
  .zqs-hero-inner{grid-template-columns:1fr}
  .zqs-fit,.zqs-adv,.zqs-plans{grid-template-columns:1fr 1fr}
  .zqs-matrix,.zqs-case{grid-template-columns:1fr}
  .zqs-flow .num-list{grid-template-columns:1fr}
  .zqs-timeline{padding-left:30px}
  .zqs-node::before{left:-26px}
}
@media (max-width:720px){
  .zqs-fit,.zqs-adv,.zqs-plans{grid-template-columns:1fr}
  .zqs-hero .hero-cta-box{flex-direction:column;align-items:stretch}
  .zqs-hero .hero-cta-box .btn{width:100%}
  .zqs-glass{padding:20px 18px;border-radius:18px}
  .zqs-timeline{padding-left:24px}
  .zqs-timeline::before{left:6px}
  .zqs-node::before{left:-22px;width:12px;height:12px}
  .zqs-node{padding:18px 18px}
}