@charset "utf-8";
/* ==========================================================================
   妙排网络 · 网站搭建服务页（build.css）
   主题：靛蓝紫开发风 / 浅色首屏 / 左右分栏
   ========================================================================== */

/* ---------- 1. 主题变量覆盖 ---------- */
:root{
  --brand:#4F46E5;
  --brand-2:#7C3AED;
  --accent:#06B6D4;
  --ink:#1B1B3A;
  --text:#26264A;
  --muted:#5B5B7A;
  --bg:#FFFFFF;
  --bg-soft:#F4F3FF;
  --surface:#FFFFFF;
  --surface-2:#F7F6FF;
  --border:rgba(27,27,58,.10);
  --border-strong:rgba(27,27,58,.18);
  --head-bg:rgba(255,255,255,.93);
  --head-text:#1B1B3A;
  --head-border:rgba(27,27,58,.08);
  --nav-hover-bg:rgba(79,70,229,.09);
  --foot-bg:#14102F;
  --foot-text:#C4C0DC;
  --foot-head:#FFFFFF;
  --foot-border:rgba(255,255,255,.10);
}

/* ---------- 2. 首屏（浅色 + 文左图右） ---------- */
.bld-hero{
  position:relative;overflow:hidden;
  padding:clamp(44px,6vw,86px) 0 clamp(36px,5vw,64px);
  background:
    radial-gradient(760px 420px at 88% 8%,rgba(124,58,237,.15),transparent 66%),
    radial-gradient(600px 380px at 2% 92%,rgba(6,182,212,.13),transparent 62%),
    linear-gradient(180deg,var(--bg-soft) 0%,#FFFFFF 100%);
}
.bld-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:linear-gradient(rgba(79,70,229,.07) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(79,70,229,.07) 1px,transparent 1px);
  background-size:46px 46px;
  -webkit-mask-image:radial-gradient(680px 400px at 78% 30%,#000,transparent 72%);
  mask-image:radial-gradient(680px 400px at 78% 30%,#000,transparent 72%);
}
.bld-hero .container{position:relative;z-index:1}
.bld-inner{display:grid;grid-template-columns:1.04fr .96fr;gap:clamp(26px,4vw,56px);align-items:center}
.bld-hero h1{margin:16px 0 18px}
.bld-visual{position:relative}
.bld-visual img{
  width:100%;border-radius:20px;box-shadow:0 26px 66px rgba(45,32,120,.22);
  border:1px solid rgba(255,255,255,.75);
}
.bld-visual::before{
  content:"";position:absolute;right:-16px;bottom:-18px;width:180px;height:180px;border-radius:26px;
  background:linear-gradient(135deg,var(--accent),var(--brand-2));opacity:.22;z-index:-1;
}
.bld-visual-badge{
  position:absolute;left:-14px;bottom:22px;
  background:#fff;border:1px solid var(--border);border-radius:14px;
  padding:12px 16px;box-shadow:0 16px 40px rgba(30,20,80,.16);
  font-size:13px;color:var(--muted);line-height:1.5;
}
.bld-visual-badge b{display:block;font-size:17px;color:var(--brand)}

/* ---------- 3. 六宫格图标卡 ---------- */
.bld-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.bld-cell{
  position:relative;overflow:hidden;
  background:var(--surface);border:1px solid var(--border);border-radius:18px;
  padding:24px 22px;transition:transform .25s,box-shadow .25s,border-color .25s;
}
.bld-cell:hover{transform:translateY(-6px);box-shadow:0 22px 52px rgba(45,32,120,.13);border-color:var(--border-strong)}
.bld-cell::after{
  content:"";position:absolute;right:-34px;top:-34px;width:96px;height:96px;border-radius:50%;
  background:var(--nav-hover-bg);
}
.bld-ico{
  position:relative;z-index:1;display:inline-grid;place-items:center;
  width:54px;height:54px;border-radius:15px;
  background:linear-gradient(135deg,var(--brand) 0%,var(--brand-2) 100%);
  color:#fff;font-size:12.5px;font-weight:800;letter-spacing:.6px;
}
.bld-cell h3{margin:16px 0 9px;font-size:17.5px}
.bld-cell p{color:var(--muted);font-size:14.4px;line-height:1.8}

/* ---------- 4. 适用客户：双栏（左清单 + 右痛点） ---------- */
.bld-fit{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(24px,3.6vw,48px);align-items:start}
.bld-fit-list li{
  border-bottom:1px dashed var(--border);padding:0 0 18px;margin-bottom:18px;
}
.bld-fit-list li:last-child{border-bottom:0;margin-bottom:0;padding-bottom:0}
.bld-fit-list h3{margin-bottom:8px;font-size:17px}
.bld-fit-list h3 span{color:var(--brand);font-weight:800;margin-right:8px}
.bld-fit-list p{color:var(--muted);font-size:14.6px}
.bld-pain{
  background:linear-gradient(160deg,var(--surface-2) 0%,#FFFFFF 100%);
  border:1px solid var(--border);border-radius:20px;padding:26px 24px;
}
.bld-pain h3{margin-bottom:16px;font-size:18px}
.bld-pain li{
  position:relative;padding-left:28px;margin-bottom:13px;font-size:14.6px;color:var(--text);
}
.bld-pain li::before{
  content:"";position:absolute;left:0;top:7px;width:16px;height:16px;border-radius:50%;
  background:linear-gradient(135deg,var(--accent),var(--brand));
  opacity:.9;
}
.bld-pain-tip{
  margin-top:18px;padding-top:16px;border-top:1px solid var(--border);
  font-size:13.5px;color:var(--muted);
}

/* ---------- 5. 左右对照表（建站阶段就有 vs 建站后补做） ---------- */
.bld-cmp{margin-top:8px}
.bld-cmp th:first-child{width:130px}
.bld-cmp thead th:nth-child(2){color:#0E7C6B;background:rgba(6,182,212,.10)}
.bld-cmp thead th:nth-child(3){color:#B45309;background:rgba(245,158,11,.12)}
.bld-cmp td:first-child{font-weight:800;color:var(--ink);white-space:nowrap}
.bld-cmp td:nth-child(2){background:rgba(6,182,212,.04)}
.bld-cmp td:nth-child(3){background:rgba(245,158,11,.04);color:var(--muted)}
.bld-mark{font-weight:800;margin-right:6px}
.bld-mark.ok{color:#0E9F87}
.bld-mark.bad{color:#C2751A}

/* ---------- 6. 横向步骤条（档期） ---------- */
.bld-steps{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;position:relative;margin-top:6px}
.bld-steps::before{
  content:"";position:absolute;left:24px;right:24px;top:34px;height:2px;
  background:linear-gradient(90deg,var(--brand),var(--brand-2),var(--accent));opacity:.35;
}
.bld-step{position:relative;background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:22px 18px}
.bld-step b{
  display:grid;place-items:center;width:38px;height:38px;border-radius:12px;
  background:#fff;border:2px solid var(--brand);color:var(--brand);
  font-size:14px;font-weight:800;margin-bottom:14px;position:relative;z-index:1;
}
.bld-step h3{font-size:16px;margin-bottom:7px}
.bld-step p{font-size:13.6px;color:var(--muted)}
.bld-step em{display:block;margin-top:10px;font-style:normal;font-size:12.5px;font-weight:700;color:var(--brand-2)}

/* ---------- 7. 图注 / 数据块 ---------- */
.bld-figure{margin-top:30px}
.bld-figure img{width:100%;border-radius:18px;border:1px solid var(--border);box-shadow:var(--shadow-sm)}
.bld-figure figcaption{margin-top:12px;font-size:13.4px;color:var(--muted);text-align:center}
.bld-data{display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(22px,3vw,40px);align-items:center}
.bld-data-list li{padding:14px 0;border-bottom:1px dashed var(--border);font-size:14.6px;color:var(--muted)}
.bld-data-list li:last-child{border-bottom:0}
.bld-data-list b{display:block;color:var(--ink);font-size:15.5px;margin-bottom:4px}
.bld-disc{margin-top:22px;font-size:13px;color:var(--muted);text-align:center}

/* ---------- 8. 优势（带序号侧条） ---------- */
.bld-adv{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.bld-adv li{
  display:grid;grid-template-columns:52px 1fr;gap:14px;align-items:start;
  background:var(--surface);border:1px solid var(--border);border-left:3px solid var(--brand);
  border-radius:14px;padding:20px;
}
.bld-adv b{font-size:15px;font-weight:800;color:var(--brand);padding-top:2px}
.bld-adv h3{font-size:16.5px;margin-bottom:6px}
.bld-adv p{font-size:14.2px;color:var(--muted)}

/* ---------- 9. 报价档位 ---------- */
.bld-tiers{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.bld-tier{background:var(--surface);border:1px solid var(--border);border-radius:18px;padding:26px 22px;position:relative}
.bld-tier.mid{border-color:var(--brand);box-shadow:0 20px 48px rgba(79,70,229,.14)}
.bld-tier .t{font-size:13px;font-weight:800;letter-spacing:1px;color:var(--brand-2);text-transform:uppercase}
.bld-tier h3{margin:10px 0 12px;font-size:18px}
.bld-tier ul{display:grid;gap:9px;margin:0 0 16px}
.bld-tier li{font-size:14.2px;color:var(--muted);padding-left:20px;position:relative}
.bld-tier li::before{content:"";position:absolute;left:0;top:9px;width:8px;height:8px;border-radius:50%;background:var(--accent)}
.bld-tier .q{font-size:14px;color:var(--ink);font-weight:800;padding-top:14px;border-top:1px solid var(--border)}
.bld-links{margin-top:26px;display:flex;flex-wrap:wrap;gap:10px;align-items:center;justify-content:center}
.bld-links span{font-size:13.5px;color:var(--muted)}
.bld-links a{
  font-size:13.5px;font-weight:700;padding:9px 16px;border-radius:var(--radius-pill);
  border:1px solid var(--border);background:var(--surface);color:var(--brand);
}
.bld-links a:hover{border-color:var(--brand);background:var(--nav-hover-bg)}

/* ---------- 10. 响应式 ---------- */
@media (max-width:1080px){
  .bld-inner{grid-template-columns:1fr}
  .bld-visual{order:-1}
  .bld-grid,.bld-tiers{grid-template-columns:1fr 1fr}
  .bld-fit,.bld-data{grid-template-columns:1fr}
  .bld-steps{grid-template-columns:1fr 1fr}
  .bld-steps::before{display:none}
  .bld-adv{grid-template-columns:1fr}
}
@media (max-width:720px){
  .bld-hero{padding:34px 0 30px}
  .bld-grid,.bld-tiers,.bld-steps{grid-template-columns:1fr}
  .bld-cell{padding:20px}
  .bld-visual-badge{left:8px;bottom:10px;padding:10px 13px}
  .bld-visual::before{display:none}
  .bld-adv li{grid-template-columns:1fr;gap:6px}
  .bld-cmp{font-size:13.6px}
}