/* ============================================================
   hhlsq.com — h5.css H5 营销落地页专属样式
   布局指纹：H6 卡片瀑布 Hero（错位悬浮卡）｜B9横向画廊｜B2卡片墙｜B4图文交替｜B13套餐｜B8证言｜B15 CTA
   签名元素：S7 连续折线（hero 标题下 SVG polyline）
   ============================================================ */

/* ---------- 1. Hero 卡片瀑布 ---------- */
.h5-hero{ background:var(--gray-100); padding:clamp(48px,6vw,80px) 0 clamp(70px,8vw,110px); position:relative; overflow:hidden; }
.h5-hero__head{ max-width:720px; margin-bottom:clamp(40px,5vw,64px); }
.h5-hero__title{ font-size:clamp(30px,4.4vw,52px); line-height:1.22; margin-bottom:18px; }
.h5-hero__title em{ font-style:normal; color:var(--gold); }
.h5-hero__lead{ color:var(--gray-600); font-size:16px; max-width:560px; margin-bottom:26px; }
.h5-hero__actions{ display:flex; gap:14px; flex-wrap:wrap; margin-bottom:22px; }
.h5-hero__poly{ width:320px; max-width:100%; height:auto; display:block; }

.h5-hero__cards{ display:grid; grid-template-columns:repeat(4,1fr); gap:22px; align-items:start; }
.h5-hero__card{
  background:#fff; border-radius:var(--radius-lg); overflow:hidden;
  box-shadow:var(--shadow-sm); transition:transform .35s ease, box-shadow .35s ease;
}
.h5-hero__imgwrap{ overflow:hidden; }
.h5-hero__imgwrap img{ width:100%; aspect-ratio:16/10; object-fit:cover; transition:transform .5s ease; }
.h5-hero__card:hover img{ transform:scale(1.04); }
.h5-hero__cardbody{ padding:18px 18px 22px; }
.h5-hero__cardbody h3{ font-size:16.5px; margin-bottom:8px; }
.h5-hero__cardbody p{ font-size:13.5px; color:var(--gray-600); line-height:1.7; margin:0; }
.h5-hero__card--1{ transform:translateY(0) rotate(-1.2deg); }
.h5-hero__card--2{ transform:translateY(24px) rotate(1.2deg); }
.h5-hero__card--3{ transform:translateY(48px) rotate(-1deg); }
.h5-hero__card--4{ transform:translateY(72px) rotate(1.4deg); }
.h5-hero__card:hover{ transform:translateY(-6px) rotate(0); box-shadow:var(--shadow-md); }

/* ---------- 2. B9 横向画廊 ---------- */
.h5-gallery__track{
  display:flex; gap:22px; overflow-x:auto; padding:6px 24px 24px;
  scroll-snap-type:x mandatory; -webkit-overflow-scrolling:touch;
}
.h5-gallery__item{
  flex:0 0 min(380px,80vw); scroll-snap-align:start;
  background:#fff; border-radius:var(--radius-lg); overflow:hidden;
  box-shadow:var(--shadow-sm);
}
.h5-gallery__item img{ width:100%; aspect-ratio:16/9; object-fit:cover; }
.h5-gallery__item figcaption{ padding:14px 18px; font-size:14px; color:var(--gray-700); }
.h5-gallery__item figcaption a{ color:var(--navy-600); font-weight:600; }

/* ---------- 3. B2 错位卡片墙 ---------- */
.h5-feat__grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:24px; }
.h5-feat__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;
}
.h5-feat__card:hover{ transform:translateY(-6px); box-shadow:var(--shadow-md); }
.h5-feat__card:nth-child(even){ transform:translateY(18px); }
.h5-feat__card:nth-child(even):hover{ transform:translateY(-4px); }
.h5-feat__card svg{ width:32px; height:32px; color:var(--navy-600); stroke-width:1.4; margin-bottom:14px; }
.h5-feat__card:hover svg{ color:var(--gold); }
.h5-feat__card h3{ font-size:17px; margin-bottom:10px; }
.h5-feat__card p{ font-size:14px; color:var(--gray-600); margin:0; line-height:1.75; }

/* ---------- 4. B4 图文交替流 ---------- */
.h5-how__flow{ display:flex; flex-direction:column; gap:clamp(36px,5vw,60px); }
.h5-how__pair{ display:grid; grid-template-columns:1fr 1fr; gap:44px; align-items:center; }
.h5-how__pair--rev .h5-how__media{ order:2; }
.h5-how__media img{ width:100%; aspect-ratio:16/9; object-fit:cover; border-radius:var(--radius-lg); box-shadow:var(--shadow-md); }
.h5-how__num{ font-size:46px; font-weight:700; color:transparent; -webkit-text-stroke:1.5px var(--gold); line-height:1; display:block; margin-bottom:10px; }
.h5-how__body h3{ font-size:22px; margin-bottom:12px; }
.h5-how__body p{ color:var(--gray-600); font-size:15px; margin:0; }

/* ---------- 5. B13 套餐 ---------- */
.h5-plan__grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:24px; align-items:start; }
.h5-plan__card{
  background:#fff; border-radius:var(--radius-lg); box-shadow:var(--shadow-sm);
  padding:32px 26px; position:relative; text-align:center; transition:all .3s ease;
}
.h5-plan__card:hover{ transform:translateY(-6px); box-shadow:var(--shadow-md); }
.h5-plan__card--hot{ background:var(--navy-900); color:#E8EEF5; transform:translateY(-18px); box-shadow:var(--shadow-lg); }
.h5-plan__card--hot:hover{ transform:translateY(-22px); }
.h5-plan__card--hot h3{ color:#fff; }
.h5-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;
}
.h5-plan__card--hot .h5-plan__tag{ background:var(--gold); color:#fff; }
.h5-plan__name{ font-size:19px; margin-bottom:10px; }
.h5-plan__price{ font-size:32px; font-weight:700; color:var(--navy-700); margin-bottom:20px; }
.h5-plan__price em{ font-style:normal; font-size:18px; }
.h5-plan__price small{ font-size:13px; font-weight:400; color:var(--gray-500); margin-left:2px; }
.h5-plan__card--hot .h5-plan__price{ color:#fff; }
.h5-plan__list{ text-align:left; margin-bottom:22px; }
.h5-plan__list li{ position:relative; padding:7px 0 7px 22px; font-size:14px; color:var(--gray-600); }
.h5-plan__card--hot .h5-plan__list li{ color:rgba(232,238,245,.82); }
.h5-plan__list li::before{ content:"✓"; position:absolute; left:0; color:var(--gold); font-weight:700; }
.h5-plan__card .btn{ width:100%; }

/* ---------- 6. B8 证言 ---------- */
.h5-say__grid{ display:grid; grid-template-columns:1fr 1fr; gap:24px; max-width:960px; margin:0 auto; }
.h5-say__card{
  background:rgba(255,255,255,.06); border:1px solid rgba(232,238,245,.14);
  border-radius:var(--radius-lg); padding:30px 28px; position:relative;
}
.h5-say__card::before{
  content:"“"; position:absolute; top:6px; left:18px;
  font-size:64px; color:var(--gold); opacity:.5; font-family:var(--font-serif); line-height:1;
}
.h5-say__quote{ color:rgba(232,238,245,.9); font-size:15.5px; line-height:1.9; margin-bottom:18px; position:relative; z-index:1; }
.h5-say__who{ font-size:13.5px; color:var(--gold); letter-spacing:.06em; }
.h5-say__who span{ color:rgba(232,238,245,.55); }
.h5-say__more{ text-align:center; margin-top:36px; color:rgba(232,238,245,.7); font-size:14.5px; }
.h5-say__more a{ color:var(--gold); font-weight:600; }

/* ---------- 7. B15 CTA ---------- */
.h5-cta{ padding-bottom:clamp(70px,8vw,110px); }
.h5-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);
}
.h5-cta__banner::before{
  content:""; position:absolute; right:-90px; top:-90px; width:280px; height:280px;
  border-radius:50%; border:1px dashed rgba(255,255,255,.22);
}
.h5-cta__banner::after{
  content:""; position:absolute; left:-60px; bottom:-120px; width:220px; height:220px;
  border-radius:50%; border:1px dashed rgba(176,141,74,.4);
}
.h5-cta__inner{ position:relative; z-index:1; }
.h5-cta__title{ color:#fff; font-size:clamp(22px,3vw,32px); margin-bottom:12px; }
.h5-cta__sub{ color:rgba(232,238,245,.78); font-size:15px; margin-bottom:28px; }
.h5-cta__actions{ display:flex; gap:16px; justify-content:center; flex-wrap:wrap; }
.h5-cta__ghost{ border-color:rgba(255,255,255,.5); color:#fff; }
.h5-cta__ghost:hover{ background:#fff; color:var(--navy-700); }

/* ---------- 响应式 ---------- */
@media (max-width: 992px){
  .h5-hero__cards{ grid-template-columns:1fr 1fr; gap:20px; }
  .h5-hero__card--1,.h5-hero__card--2,.h5-hero__card--3,.h5-hero__card--4{ transform:none; }
  .h5-feat__grid{ grid-template-columns:repeat(2,1fr); }
  .h5-feat__card:nth-child(even){ transform:none; }
  .h5-how__pair{ grid-template-columns:1fr; }
  .h5-how__pair--rev .h5-how__media{ order:0; }
  .h5-plan__grid{ grid-template-columns:1fr; max-width:480px; margin:0 auto; }
  .h5-plan__card--hot{ transform:none; }
  .h5-plan__card--hot:hover{ transform:translateY(-6px); }
  .h5-say__grid{ grid-template-columns:1fr; }
}
@media (max-width: 640px){
  .h5-hero__cards{ grid-template-columns:1fr; }
  .h5-feat__grid{ grid-template-columns:1fr; }
  .h5-hero__actions .btn{ width:100%; }
  .h5-gallery__item{ flex-basis:84vw; }
}