/* ============================================================
   hhlsq.com — luohe.css 漯河网站建设页专属样式
   布局指纹：H1 全屏沉浸 Hero（底图压暗+底部悬浮卡带）
   区块序列：B2 错位卡片墙｜B1 数据带｜B4 图文交替｜B7 Bento｜B13 套餐｜B15 CTA
   签名元素：S5 竖向标尺线
   ============================================================ */

/* ---------- 1. Hero 全屏沉浸 ---------- */
.lh-hero{
  position:relative; min-height:92vh; display:flex; flex-direction:column;
  justify-content:center; padding:calc(var(--topbar-h) + var(--header-h) + 56px) 0 130px;
  background:linear-gradient(150deg,var(--navy-900) 0%,var(--navy-800) 55%,var(--navy-700) 100%);
  overflow:hidden;
}
.lh-hero__bg{ position:absolute; inset:0; opacity:.34; }
.lh-hero__bg img{ width:100%; height:100%; object-fit:cover; }
.lh-hero::after{
  content:""; position:absolute; inset:0;
  background:radial-gradient(ellipse at 30% 40%,transparent 0%,rgba(18,38,63,.55) 78%),
             linear-gradient(to top,rgba(18,38,63,.75) 0%,transparent 45%);
}
.lh-hero__inner{ position:relative; z-index:1; max-width:760px; }
.lh-hero__eyebrow{ color:var(--gold); }
.lh-hero__eyebrow::before,.lh-hero__eyebrow::after{ background:var(--gold); }
.lh-hero__title{
  font-size:clamp(30px,4.4vw,52px); color:#fff; line-height:1.28; margin-bottom:20px;
}
.lh-hero__title em{ font-style:normal; color:var(--gold); }
.lh-hero__lead{ color:rgba(232,238,245,.82); font-size:16.5px; max-width:600px; margin-bottom:30px; }
.lh-hero__actions{ display:flex; gap:14px; flex-wrap:wrap; margin-bottom:30px; }
.lh-hero__ghost{ border-color:rgba(255,255,255,.5); color:#fff; }
.lh-hero__ghost:hover{ background:#fff; color:var(--navy-700); }
.lh-hero__trust{ display:flex; flex-direction:column; gap:8px; }
.lh-hero__trust li{ display:flex; align-items:baseline; gap:10px; font-size:14.5px; color:rgba(232,238,245,.85); }
.lh-hero__trust span{ font-weight:700; color:var(--gold); font-size:12.5px; }

/* 底部悬浮卡带 */
.lh-hero__cards{
  position:relative; z-index:2; margin-top:48px;
  display:grid; grid-template-columns:repeat(3,1fr); gap:20px;
}
.lh-hero-card{
  background:#fff; border-radius:var(--radius-lg); box-shadow:var(--shadow-md);
  padding:22px 24px; text-align:center; transform:translateY(26px);
  transition:transform .3s ease, box-shadow .3s ease;
}
.lh-hero-card:hover{ transform:translateY(18px); box-shadow:var(--shadow-lg); }
.lh-hero-card--up{ transform:translateY(0); background:var(--navy-900); }
.lh-hero-card--up:hover{ transform:translateY(-6px); }
.lh-hero-card b{ font-size:30px; font-weight:700; color:var(--navy-700); line-height:1.1; display:block; }
.lh-hero-card--up b{ color:#fff; }
.lh-hero-card b em{ font-style:normal; color:var(--gold); }
.lh-hero-card span{ font-size:13px; color:var(--gray-500); display:block; margin-top:6px; }
.lh-hero-card--up span{ color:rgba(232,238,245,.7); }

/* ---------- 2. S5 竖向标尺线（签名） ---------- */
.lh-ruler{
  position:absolute; left:26px; top:0; bottom:0; width:1px; z-index:0;
  background:repeating-linear-gradient(to bottom,var(--gold) 0 6px,transparent 6px 14px);
  opacity:.55;
}
.lh-ruler__text{
  position:absolute; left:-6px; top:120px; writing-mode:vertical-rl;
  font-size:12px; letter-spacing:.3em; color:var(--gold);
}

/* ---------- 3. B2 错位卡片墙 ---------- */
.lh-pain{ overflow:hidden; }
.lh-pain__grid{ position:relative; z-index:1; display:grid; grid-template-columns:repeat(3,1fr); gap:24px; }
.lh-pain__card{
  background:#fff; border:1px solid var(--gray-200); border-radius:var(--radius-lg);
  box-shadow:var(--shadow-sm); padding:28px 26px; transition:all .3s ease;
}
.lh-pain__card:nth-child(even){ transform:translateY(18px); }
.lh-pain__card:hover{ transform:translateY(-6px); box-shadow:var(--shadow-md); }
.lh-pain__card:nth-child(even):hover{ transform:translateY(12px); }
.lh-pain__card svg{ width:32px; height:32px; color:var(--navy-600); stroke-width:1.4; margin-bottom:14px; }
.lh-pain__card:hover svg{ color:var(--gold); }
.lh-pain__card h3{ font-size:17px; margin-bottom:10px; }
.lh-pain__card p{ font-size:14px; color:var(--gray-600); margin:0; line-height:1.75; }

/* ---------- 4. B1 数据统计带 ---------- */
.lh-stats{ background:linear-gradient(135deg,var(--navy-900),var(--navy-800)); padding:clamp(48px,6vw,72px) 0; }
.lh-stats__grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:20px; text-align:center; }
.lh-stat .stat-num{ color:#fff; }
.lh-stat .stat-note{ color:rgba(232,238,245,.66); }

/* ---------- 5. B4 图文交替流 ---------- */
.lh-work__flow{ display:flex; flex-direction:column; gap:clamp(40px,5vw,64px); margin-bottom:56px; }
.lh-pair{ display:grid; grid-template-columns:1fr 1fr; gap:44px; align-items:center; }
.lh-pair--reverse .lh-pair__media{ order:2; }
.lh-pair__media img{ width:100%; aspect-ratio:16/9; object-fit:cover; border-radius:var(--radius-lg); box-shadow:var(--shadow-md); }
.lh-pair__num{
  font-size:46px; font-weight:700; color:transparent;
  -webkit-text-stroke:1.5px var(--gold); line-height:1; display:block; margin-bottom:10px;
}
.lh-pair__body h3{ font-size:22px; margin-bottom:12px; }
.lh-pair__body p{ color:var(--gray-600); font-size:15px; margin:0 0 14px; }
.lh-pair__list li{ position:relative; padding:6px 0 6px 22px; font-size:14px; color:var(--gray-700); }
.lh-pair__list li::before{ content:"✓"; position:absolute; left:0; color:var(--gold); font-weight:700; }

/* 相关页面 */
.lh-related{
  display:flex; align-items:center; gap:18px; flex-wrap:wrap;
  background:#fff; border:1px dashed var(--gray-300); border-radius:var(--radius-lg);
  padding:20px 26px;
}
.lh-related__label{ font-size:13px; letter-spacing:.18em; color:var(--gold); font-weight:600; }
.lh-related__links{ display:flex; gap:10px; flex-wrap:wrap; }

/* ---------- 6. B7 Bento 网格 ---------- */
.lh-bento__grid{
  display:grid; grid-template-columns:repeat(3,1fr); grid-auto-rows:minmax(150px,auto); gap:20px;
}
.lh-bento__cell{
  background:#fff; border:1px solid var(--gray-200); border-radius:var(--radius-lg);
  box-shadow:var(--shadow-sm); padding:28px 26px; display:flex; flex-direction:column; justify-content:center;
  transition:all .3s ease;
}
.lh-bento__cell:hover{ transform:translateY(-5px); box-shadow:var(--shadow-md); }
.lh-bento__cell--wide{ grid-column:span 2; }
.lh-bento__cell--navy{ background:var(--navy-900); border-color:var(--navy-900); }
.lh-bento__cell--navy h3{ color:#fff; }
.lh-bento__cell h3{ font-size:18px; margin-bottom:8px; }
.lh-bento__cell p{ font-size:14px; color:var(--gray-600); margin:0; line-height:1.7; }
.lh-bento__cell--navy p{ color:rgba(232,238,245,.75); }

/* ---------- 7. B13 套餐卡片 ---------- */
.lh-plan__grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:24px; align-items:start; }
.lh-plan__card{
  background:#fff; border-radius:var(--radius-lg); box-shadow:var(--shadow-sm);
  padding:32px 26px; text-align:center; transition:all .3s ease;
}
.lh-plan__card:hover{ transform:translateY(-6px); box-shadow:var(--shadow-md); }
.lh-plan__card--hot{ background:var(--navy-900); color:#E8EEF5; transform:translateY(-18px); box-shadow:var(--shadow-lg); }
.lh-plan__card--hot:hover{ transform:translateY(-22px); }
.lh-plan__card--hot h3{ color:#fff; }
.lh-plan__tag{
  display:inline-block; font-size:12px; letter-spacing:.14em; color:var(--gold);
  border:1px solid var(--gold); border-radius:var(--radius-pill); padding:4px 14px; margin-bottom:16px;
}
.lh-plan__card--hot .lh-plan__tag{ background:var(--gold); color:#fff; }
.lh-plan__name{ font-size:19px; margin-bottom:10px; }
.lh-plan__price{ font-size:32px; font-weight:700; color:var(--navy-700); margin-bottom:20px; }
.lh-plan__price em{ font-style:normal; font-size:18px; }
.lh-plan__price small{ font-size:13px; font-weight:400; color:var(--gray-500); margin-left:2px; }
.lh-plan__card--hot .lh-plan__price{ color:#fff; }
.lh-plan__list{ text-align:left; margin-bottom:22px; }
.lh-plan__list li{ position:relative; padding:7px 0 7px 22px; font-size:14px; color:var(--gray-600); }
.lh-plan__card--hot .lh-plan__list li{ color:rgba(232,238,245,.82); }
.lh-plan__list li::before{ content:"✓"; position:absolute; left:0; color:var(--gold); font-weight:700; }
.lh-plan__card .btn{ width:100%; }

/* ---------- 8. B15 CTA ---------- */
.lh-cta{ padding-bottom:clamp(70px,8vw,110px); }
.lh-cta__banner{
  background:linear-gradient(135deg,var(--navy-800),var(--navy-700) 55%,var(--navy-600));
  border-radius:28px; padding:clamp(44px,5vw,72px) clamp(24px,4vw,56px);
  text-align:center; position:relative; overflow:hidden; box-shadow:var(--shadow-lg);
}
.lh-cta__banner::before{
  content:""; position:absolute; left:0; top:0; bottom:0; width:2px;
  background:repeating-linear-gradient(to bottom,var(--gold) 0 8px,transparent 8px 16px); opacity:.6;
}
.lh-cta__inner{ position:relative; z-index:1; }
.lh-cta__title{ color:#fff; font-size:clamp(22px,3vw,32px); margin-bottom:12px; }
.lh-cta__sub{ color:rgba(232,238,245,.78); font-size:15px; margin-bottom:28px; }
.lh-cta__actions{ display:flex; gap:16px; justify-content:center; flex-wrap:wrap; }
.lh-cta__ghost{ border-color:rgba(255,255,255,.5); color:#fff; }
.lh-cta__ghost:hover{ background:#fff; color:var(--navy-700); }

/* ---------- 响应式 ---------- */
@media (max-width: 992px){
  .lh-hero{ min-height:0; padding-bottom:110px; }
  .lh-hero__cards{ grid-template-columns:1fr; max-width:380px; }
  .lh-hero-card,.lh-hero-card--up{ transform:none; }
  .lh-pain__grid{ grid-template-columns:repeat(2,1fr); }
  .lh-pain__card:nth-child(even){ transform:none; }
  .lh-stats__grid{ grid-template-columns:repeat(2,1fr); gap:28px 20px; }
  .lh-pair{ grid-template-columns:1fr; gap:24px; }
  .lh-pair--reverse .lh-pair__media{ order:0; }
  .lh-bento__grid{ grid-template-columns:repeat(2,1fr); }
  .lh-bento__cell--wide{ grid-column:span 2; }
  .lh-plan__grid{ grid-template-columns:1fr; max-width:480px; margin:0 auto; }
  .lh-plan__card--hot{ transform:none; }
  .lh-plan__card--hot:hover{ transform:translateY(-6px); }
  .lh-ruler{ display:none; }
}
@media (max-width: 640px){
  .lh-pain__grid{ grid-template-columns:1fr; }
  .lh-bento__grid{ grid-template-columns:1fr; }
  .lh-bento__cell--wide{ grid-column:span 1; }
  .lh-hero__actions .btn{ width:100%; }
  .lh-cta__actions .btn{ width:100%; }
}