/* =========================================================
   吃瓜群众 · 影视传媒 / 短视频内容服务商 官网
   style.css  —  设计系统 + 页面样式
   ========================================================= */

/* ---------- 1. 设计令牌 ---------- */
:root{
  --ink:#0E1116;
  --ink-2:#252C3A;
  --muted:#68718C;
  --muted-2:#8B94AA;
  --line:#E9ECF2;
  --line-2:#F1F3F8;
  --bg:#FFFFFF;
  --soft:#F7F8FB;
  --soft-pink:#FFF5F6;

  --brand:#FF3355;
  --brand-2:#FF7A45;
  --brand-ink:#D81E43;
  --brand-soft:#FFE9EE;
  --green:#12B886;
  --green-soft:#E6F8F1;

  --grad-brand:linear-gradient(120deg,#FF3355 0%,#FF6B4A 55%,#FF9A3C 100%);
  --grad-soft:linear-gradient(135deg,#FFF1F3 0%,#FFF7F0 50%,#EDFBF5 100%);

  --radius:20px;
  --radius-sm:14px;
  --radius-xs:10px;
  --radius-pill:999px;

  --shadow-xs:0 1px 2px rgba(14,17,22,.05);
  --shadow-sm:0 2px 6px rgba(14,17,22,.05),0 10px 26px rgba(14,17,22,.06);
  --shadow-md:0 14px 40px rgba(14,17,22,.10);
  --shadow-brand:0 14px 34px rgba(255,51,85,.28);

  --max:1180px;
  --header-h:72px;

  --font-sans:"Noto Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Roboto,Helvetica,Arial,sans-serif;
  --font-display:"Outfit","Noto Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;
}

/* ---------- 2. 基础重置 ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:calc(var(--header-h) + 20px)}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.8;
  color:var(--ink-2);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  overflow-x:hidden;
}
body.no-scroll{overflow:hidden}
img,svg,video{max-width:100%;display:block}
img{height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;cursor:pointer;border:0;background:none}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
figure,blockquote,fieldset{margin:0;padding:0;border:0}
input,textarea,select{font:inherit;color:inherit}
::selection{background:var(--brand);color:#fff}

:focus-visible{outline:3px solid rgba(255,51,85,.45);outline-offset:3px;border-radius:6px}

.skip-link{
  position:absolute;left:16px;top:-60px;z-index:200;
  background:var(--ink);color:#fff;padding:10px 18px;border-radius:0 0 12px 12px;
  transition:top .25s;
}
.skip-link:focus{top:0}

/* ---------- 3. 排版 ---------- */
h1,h2,h3,h4{font-family:var(--font-display);color:var(--ink);line-height:1.28;font-weight:800;letter-spacing:-.01em}
h1{font-size:clamp(2rem,5.2vw,3.4rem);line-height:1.18}
h2{font-size:clamp(1.55rem,3.4vw,2.35rem)}
h3{font-size:1.15rem;line-height:1.45}
p{color:var(--muted)}
strong{color:var(--ink);font-weight:700}
.grad{
  background:var(--grad-brand);
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;color:transparent;
}
.lead{font-size:clamp(1rem,1.4vw,1.12rem);color:var(--muted);line-height:1.9}

.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.78rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  color:var(--brand-ink);
}
.eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:var(--grad-brand)}

.pill{
  display:inline-flex;align-items:center;gap:9px;
  padding:7px 16px 7px 12px;border-radius:var(--radius-pill);
  background:#fff;border:1px solid var(--line);
  box-shadow:var(--shadow-xs);
  font-size:.84rem;font-weight:600;color:var(--ink-2);
}
.pill .dot{width:8px;height:8px;border-radius:50%;background:var(--green);box-shadow:0 0 0 4px rgba(18,184,134,.16)}

/* ---------- 4. 布局 ---------- */
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 20px}
.section{padding:clamp(60px,8vw,104px) 0}
.section--soft{background:var(--soft)}
.section--grad{background:var(--grad-soft)}
.section-head{max-width:720px;margin-bottom:44px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.section-head .eyebrow{margin-bottom:14px}
.section-head p{margin-top:14px;font-size:1.02rem}

.grid{display:grid;gap:24px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}

/* ---------- 5. 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 26px;border-radius:var(--radius-pill);
  font-weight:700;font-size:.95rem;line-height:1.2;
  border:1px solid transparent;white-space:nowrap;
  transition:transform .22s cubic-bezier(.2,.7,.3,1),box-shadow .22s,background-color .22s,color .22s,border-color .22s;
}
.btn svg{width:17px;height:17px;flex:none}
.btn-primary{background:var(--grad-brand);color:#fff;box-shadow:var(--shadow-brand)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 40px rgba(255,51,85,.34)}
.btn-dark{background:var(--ink);color:#fff}
.btn-dark:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}
.btn-ghost{background:#fff;color:var(--ink);border-color:var(--line);box-shadow:var(--shadow-xs)}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand-ink);transform:translateY(-2px)}
.btn-white{background:#fff;color:var(--brand-ink);box-shadow:0 12px 30px rgba(0,0,0,.16)}
.btn-white:hover{transform:translateY(-2px)}
.btn-outline-light{background:rgba(255,255,255,.08);color:#fff;border-color:rgba(255,255,255,.4)}
.btn-outline-light:hover{background:rgba(255,255,255,.16);transform:translateY(-2px)}
.btn-lg{padding:16px 34px;font-size:1rem}
.btn-sm{padding:10px 20px;font-size:.87rem}
.btn-block{width:100%}
.btn:active{transform:translateY(0)}

.link-more{
  display:inline-flex;align-items:center;gap:7px;
  font-weight:700;color:var(--brand-ink);font-size:.94rem;
}
.link-more svg{width:16px;height:16px;transition:transform .25s}
.link-more:hover svg{transform:translateX(4px)}

/* ---------- 6. 页眉 ---------- */
.site-header{
  position:fixed;left:0;right:0;top:0;z-index:120;
  height:var(--header-h);
  background:rgba(255,255,255,.72);
  -webkit-backdrop-filter:saturate(180%) blur(16px);
  backdrop-filter:saturate(180%) blur(16px);
  border-bottom:1px solid transparent;
  transition:background-color .3s,border-color .3s,box-shadow .3s,height .3s;
}
.site-header.is-scrolled{
  background:rgba(255,255,255,.92);
  border-bottom-color:var(--line);
  box-shadow:0 6px 24px rgba(14,17,22,.06);
}
.header-inner{height:var(--header-h);display:flex;align-items:center;gap:24px}
.brand{display:inline-flex;align-items:center;gap:11px;flex:none}
.brand-mark{width:38px;height:38px;flex:none;border-radius:12px;box-shadow:0 8px 20px rgba(255,51,85,.3)}
.brand-text{display:flex;flex-direction:column;line-height:1.1}
.brand-name{font-family:var(--font-display);font-weight:800;font-size:1.12rem;color:var(--ink);letter-spacing:-.01em}
.brand-sub{font-size:.64rem;letter-spacing:.2em;color:var(--muted-2);font-weight:600;text-transform:uppercase}

.nav{margin-left:auto}
.nav-list{display:flex;align-items:center;gap:4px}
.nav-list a{
  display:inline-block;padding:9px 15px;border-radius:var(--radius-pill);
  font-size:.94rem;font-weight:600;color:var(--ink-2);
  transition:color .2s,background-color .2s;
}
.nav-list a:hover{color:var(--brand-ink);background:var(--brand-soft)}
.nav-list a.active{color:var(--brand-ink);background:var(--brand-soft)}

.header-actions{display:flex;align-items:center;gap:12px;flex:none}

.hamburger{
  display:none;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);background:#fff;
  align-items:center;justify-content:center;flex-direction:column;gap:5px;
}
.hamburger span{display:block;width:19px;height:2px;border-radius:2px;background:var(--ink);transition:transform .3s,opacity .25s}
.hamburger[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.hamburger[aria-expanded="true"] span:nth-child(2){opacity:0}
.hamburger[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* 移动端抽屉 */
.drawer{
  position:fixed;inset:0;z-index:110;
  pointer-events:none;opacity:0;transition:opacity .3s;
}
.drawer::before{content:"";position:absolute;inset:0;background:rgba(14,17,22,.42);-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px)}
.drawer-panel{
  position:absolute;right:0;top:0;height:100%;width:min(86vw,360px);
  background:#fff;padding:calc(var(--header-h) + 28px) 26px 34px;
  display:flex;flex-direction:column;gap:8px;
  transform:translateX(100%);transition:transform .34s cubic-bezier(.3,.8,.3,1);
  overflow-y:auto;box-shadow:-20px 0 60px rgba(14,17,22,.18);
}
.drawer.is-open{opacity:1;pointer-events:auto}
.drawer.is-open .drawer-panel{transform:translateX(0)}
.drawer-panel a.drawer-link{
  padding:14px 16px;border-radius:var(--radius-sm);font-weight:700;font-size:1.02rem;color:var(--ink);
  border:1px solid transparent;
}
.drawer-panel a.drawer-link:hover,.drawer-panel a.drawer-link.active{background:var(--soft);border-color:var(--line);color:var(--brand-ink)}
.drawer-cta{margin-top:14px}
.drawer-info{margin-top:auto;padding-top:24px;border-top:1px solid var(--line);font-size:.9rem;color:var(--muted)}
.drawer-info a{color:var(--ink-2);font-weight:600}
.drawer-info a:hover{color:var(--brand-ink)}

/* ---------- 7. 首屏 Hero ---------- */
.hero{
  position:relative;
  padding:calc(var(--header-h) + clamp(48px,7vw,88px)) 0 clamp(52px,7vw,92px);
  background:var(--grad-soft);
  overflow:hidden;
}
.hero-bg{position:absolute;inset:0;pointer-events:none;overflow:hidden}
.hero-bg::before,.hero-bg::after{content:"";position:absolute;border-radius:50%;filter:blur(70px);opacity:.5}
.hero-bg::before{width:520px;height:520px;background:rgba(255,51,85,.32);top:-190px;right:-120px}
.hero-bg::after{width:440px;height:440px;background:rgba(18,184,134,.24);bottom:-200px;left:-140px}
.hero-inner{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(32px,5vw,64px);align-items:center}
.hero-copy h1{margin:20px 0 20px}
.hero-copy .lead{max-width:520px}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero-points{display:flex;flex-wrap:wrap;gap:10px 26px;margin-top:30px}
.hero-points li{display:flex;align-items:center;gap:9px;font-size:.9rem;font-weight:600;color:var(--ink-2)}
.hero-points svg{width:19px;height:19px;flex:none;color:var(--green)}

.hero-visual{position:relative;min-height:400px}
.hv-main{
  border-radius:26px;overflow:hidden;box-shadow:var(--shadow-md);
  border:6px solid #fff;aspect-ratio:4/3.2;
}
.hv-sub{
  position:absolute;right:-6px;bottom:-14px;width:48%;
  border-radius:20px;overflow:hidden;border:5px solid #fff;box-shadow:var(--shadow-md);
  aspect-ratio:4/3;
}
.hv-badge{
  position:absolute;left:-14px;top:26px;z-index:3;
  background:#fff;border-radius:var(--radius-sm);box-shadow:var(--shadow-sm);
  padding:13px 18px;display:flex;align-items:center;gap:12px;
}
.hv-badge .num{font-family:var(--font-display);font-weight:800;font-size:1.4rem;color:var(--brand-ink);line-height:1}
.hv-badge .txt{font-size:.74rem;color:var(--muted);line-height:1.35;font-weight:600}
.hv-play{
  position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
  width:74px;height:74px;border-radius:50%;background:rgba(255,255,255,.92);
  display:grid;place-items:center;box-shadow:0 12px 34px rgba(0,0,0,.22);
  z-index:2;
}
.hv-play svg{width:26px;height:26px;color:var(--brand);margin-left:4px}
.hv-play::after{
  content:"";position:absolute;inset:-10px;border-radius:50%;
  border:2px solid rgba(255,255,255,.7);animation:pulse 2.6s ease-out infinite;
}
@keyframes pulse{0%{transform:scale(.9);opacity:.9}70%{transform:scale(1.25);opacity:0}100%{opacity:0}}

/* ---------- 8. 媒体容器（含降级） ---------- */
.media{
  position:relative;overflow:hidden;
  background:linear-gradient(135deg,#FFE0E6 0%,#FFF0E6 45%,#E4F7EF 100%);
}
.media img{width:100%;height:100%;object-fit:cover;transition:transform .7s cubic-bezier(.2,.7,.3,1)}
.media img.img-fail{opacity:0}
.media::after{
  content:attr(data-fallback);
  position:absolute;inset:0;display:grid;place-items:center;
  font-family:var(--font-display);font-weight:700;font-size:.9rem;letter-spacing:.06em;
  color:rgba(216,30,67,.55);z-index:0;
}
.media img{position:relative;z-index:1}

/* ---------- 9. 信任背书条 ---------- */
.trustbar{
  padding:30px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  background:#fff;
}
.trustbar-inner{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.stat{text-align:center;padding:6px 10px;position:relative}
.stat + .stat::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:1px;height:44px;background:var(--line);
}
.stat .stat-num{font-family:var(--font-display);font-weight:800;font-size:clamp(1.5rem,3vw,2.1rem);color:var(--ink);line-height:1.1;letter-spacing:-.02em}
.stat .stat-num .unit{font-size:.62em;color:var(--brand-ink);margin-left:2px}
.stat .stat-label{font-size:.85rem;color:var(--muted);margin-top:6px}

/* ---------- 10. 卡片 ---------- */
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:30px;transition:transform .3s cubic-bezier(.2,.7,.3,1),box-shadow .3s,border-color .3s;
}
.card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:#FBD9E1}
.card-icon{
  width:52px;height:52px;border-radius:15px;display:grid;place-items:center;
  background:var(--brand-soft);color:var(--brand-ink);margin-bottom:20px;
}
.card-icon svg{width:25px;height:25px}
.card-icon.green{background:var(--green-soft);color:#0E8F6B}
.card h3{margin-bottom:11px}
.card p{font-size:.94rem}

.service-card{padding:0;overflow:hidden;display:flex;flex-direction:column}
.service-card .media{aspect-ratio:16/10}
.service-card .sc-body{padding:24px 26px 28px;display:flex;flex-direction:column;flex:1}
.service-card .sc-tags{display:flex;flex-wrap:wrap;gap:7px;margin-top:auto;padding-top:18px}
.tag{
  font-size:.76rem;font-weight:600;color:var(--muted);
  background:var(--soft);border:1px solid var(--line-2);
  padding:4px 11px;border-radius:var(--radius-pill);
}
.card:hover .media img{transform:scale(1.06)}

/* ---------- 11. 客户评价 ---------- */
.quote{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:30px;display:flex;flex-direction:column;height:100%;
  transition:transform .3s,box-shadow .3s;
}
.quote:hover{transform:translateY(-5px);box-shadow:var(--shadow-md)}
.quote .stars{display:flex;gap:3px;color:#FFB020;margin-bottom:16px}
.quote .stars svg{width:16px;height:16px}
.quote blockquote{font-size:.98rem;color:var(--ink-2);line-height:1.85;flex:1}
.quote figcaption{display:flex;align-items:center;gap:13px;margin-top:24px;padding-top:22px;border-top:1px solid var(--line)}
.avatar{
  width:46px;height:46px;border-radius:50%;flex:none;overflow:hidden;
  background:var(--grad-brand);color:#fff;display:grid;place-items:center;
  font-family:var(--font-display);font-weight:800;font-size:1rem;
}
.quote .q-name{font-weight:700;color:var(--ink);font-size:.94rem;line-height:1.35}
.quote .q-role{font-size:.8rem;color:var(--muted-2)}

/* ---------- 12. 图文分栏 ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(30px,5vw,64px);align-items:center}
.split.reverse .split-media{order:2}
.split-media{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-md);aspect-ratio:5/4}
.split-copy h2{margin:16px 0 18px}
.check-list{display:grid;gap:14px;margin:26px 0 30px}
.check-list li{display:flex;gap:13px;align-items:flex-start;font-size:.95rem;color:var(--ink-2)}
.check-list svg{width:21px;height:21px;flex:none;color:var(--green);margin-top:3px}

/* ---------- 13. 流程步骤 ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;counter-reset:step}
.step{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px 26px 28px}
.step::before{
  counter-increment:step;content:"0" counter(step);
  font-family:var(--font-display);font-weight:800;font-size:1.5rem;
  background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
  display:block;margin-bottom:14px;
}
.step h3{margin-bottom:10px;font-size:1.06rem}
.step p{font-size:.9rem}
.step::after{
  content:"";position:absolute;top:44px;right:-11px;width:22px;height:2px;
  background:repeating-linear-gradient(90deg,var(--line) 0 5px,transparent 5px 10px);
}
.step:last-child::after{display:none}

/* ---------- 14. FAQ ---------- */
.faq{display:grid;gap:14px;max-width:860px;margin:0 auto}
.faq-item{border:1px solid var(--line);border-radius:var(--radius-sm);background:#fff;overflow:hidden;transition:border-color .25s,box-shadow .25s}
.faq-item.is-open{border-color:#FBD9E1;box-shadow:var(--shadow-sm)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:20px 24px;text-align:left;font-weight:700;font-size:1rem;color:var(--ink);
}
.faq-q .chev{
  width:30px;height:30px;flex:none;border-radius:50%;background:var(--soft);
  display:grid;place-items:center;transition:transform .3s,background-color .3s;
}
.faq-q .chev svg{width:15px;height:15px;color:var(--muted)}
.faq-item.is-open .faq-q .chev{transform:rotate(180deg);background:var(--brand-soft)}
.faq-item.is-open .faq-q .chev svg{color:var(--brand-ink)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .38s cubic-bezier(.3,.8,.3,1)}
.faq-a p{padding:0 24px 22px;font-size:.94rem}

/* ---------- 15. 作品筛选 + 卡片 ---------- */
.filter-bar{display:flex;flex-direction:column;gap:18px;margin-bottom:36px}
.filter-chips{display:flex;flex-wrap:wrap;gap:10px}
.chip{
  padding:9px 20px;border-radius:var(--radius-pill);
  border:1px solid var(--line);background:#fff;
  font-size:.9rem;font-weight:600;color:var(--ink-2);
  transition:all .22s;
}
.chip:hover{border-color:var(--brand);color:var(--brand-ink)}
.chip.is-active{background:var(--ink);border-color:var(--ink);color:#fff}
.filter-meta{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;font-size:.88rem;color:var(--muted)}
.filter-meta .count b{color:var(--brand-ink);font-family:var(--font-display);font-size:1.05rem}

.work-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.work-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;display:flex;flex-direction:column;
  transition:transform .3s cubic-bezier(.2,.7,.3,1),box-shadow .3s,opacity .3s;
}
.work-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md)}
.work-card.is-hidden{display:none}
.work-card .media{aspect-ratio:16/11;cursor:zoom-in}
.work-card .wc-body{padding:22px 24px 24px;display:flex;flex-direction:column;flex:1}
.work-card .wc-cat{font-size:.76rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--brand-ink)}
.work-card h3{font-size:1.06rem;margin:10px 0 9px}
.work-card p{font-size:.9rem;flex:1}
.wc-stats{display:flex;gap:18px;margin-top:18px;padding-top:18px;border-top:1px solid var(--line-2)}
.wc-stats div{font-size:.78rem;color:var(--muted-2);line-height:1.4}
.wc-stats b{display:block;font-family:var(--font-display);font-size:1.05rem;color:var(--ink)}

.empty-state{
  display:none;text-align:center;padding:70px 20px;color:var(--muted);
  border:1px dashed var(--line);border-radius:var(--radius);background:#fff;
}
.empty-state.is-visible{display:block}

/* ---------- 16. 灯箱 ---------- */
.lightbox{
  position:fixed;inset:0;z-index:200;display:grid;place-items:center;
  background:rgba(10,12,16,.88);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
  opacity:0;pointer-events:none;transition:opacity .3s;padding:24px;
}
.lightbox.is-open{opacity:1;pointer-events:auto}
.lightbox figure{max-width:min(1000px,92vw);text-align:center}
.lightbox img{border-radius:var(--radius);box-shadow:0 30px 80px rgba(0,0,0,.5);max-height:78vh;width:auto;margin:0 auto;object-fit:contain}
.lightbox figcaption{color:rgba(255,255,255,.82);font-size:.92rem;margin-top:18px}
.lightbox-close{
  position:absolute;top:22px;right:26px;width:44px;height:44px;border-radius:50%;
  background:rgba(255,255,255,.14);color:#fff;display:grid;place-items:center;
}
.lightbox-close:hover{background:rgba(255,255,255,.26)}
.lightbox-close svg{width:20px;height:20px}

/* ---------- 17. CTA 区块 ---------- */
.cta-band{
  position:relative;overflow:hidden;
  background:linear-gradient(120deg,#141821 0%,#2A1420 50%,#3A1518 100%);
  border-radius:0;color:#fff;
}
.cta-band::before,.cta-band::after{content:"";position:absolute;border-radius:50%;filter:blur(90px)}
.cta-band::before{width:460px;height:460px;background:rgba(255,51,85,.42);top:-220px;right:-100px}
.cta-band::after{width:380px;height:380px;background:rgba(255,122,69,.3);bottom:-220px;left:-80px}
.cta-inner{position:relative;text-align:center;max-width:720px;margin:0 auto;padding:clamp(56px,8vw,92px) 20px}
.cta-inner h2{color:#fff;margin-bottom:18px}
.cta-inner p{color:rgba(255,255,255,.74);font-size:1.02rem}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;margin-top:34px}
.cta-note{margin-top:22px;font-size:.85rem;color:rgba(255,255,255,.55)}

/* ---------- 18. 联系表单 ---------- */
.contact-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(28px,4vw,52px);align-items:start}
.form-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:clamp(26px,3.4vw,40px);box-shadow:var(--shadow-sm);
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field{margin-bottom:20px}
.field label{display:block;font-size:.88rem;font-weight:700;color:var(--ink);margin-bottom:8px}
.field label .req{color:var(--brand)}
.field input,.field textarea,.field select{
  width:100%;padding:13px 16px;border-radius:var(--radius-xs);
  border:1px solid var(--line);background:var(--soft);
  font-size:.94rem;transition:border-color .2s,background-color .2s,box-shadow .2s;
}
.field textarea{min-height:132px;resize:vertical}
.field input:focus,.field textarea:focus,.field select:focus{
  outline:none;border-color:var(--brand);background:#fff;
  box-shadow:0 0 0 4px rgba(255,51,85,.12);
}
.field input::placeholder,.field textarea::placeholder{color:var(--muted-2)}
.field .err{display:none;color:var(--brand-ink);font-size:.8rem;margin-top:6px;font-weight:600}
.field.has-error input,.field.has-error textarea{border-color:var(--brand);background:#FFF6F7}
.field.has-error .err{display:block}
.form-check{display:flex;gap:11px;align-items:flex-start;font-size:.86rem;color:var(--muted);margin-bottom:24px}
.form-check input{width:17px;height:17px;flex:none;margin-top:3px;accent-color:var(--brand)}
.form-success{
  display:none;gap:13px;align-items:flex-start;
  background:var(--green-soft);border:1px solid #BFEBDD;color:#0E7A5C;
  border-radius:var(--radius-sm);padding:16px 18px;margin-bottom:22px;font-size:.92rem;
}
.form-success.is-visible{display:flex}
.form-success svg{width:20px;height:20px;flex:none;margin-top:3px}
.form-note{font-size:.82rem;color:var(--muted-2);margin-top:16px;text-align:center}

.info-list{display:grid;gap:14px;margin-bottom:26px}
.info-item{display:flex;gap:15px;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);padding:20px}
.info-icon{width:44px;height:44px;flex:none;border-radius:13px;background:var(--brand-soft);color:var(--brand-ink);display:grid;place-items:center}
.info-icon svg{width:20px;height:20px}
.info-item h3{font-size:.94rem;margin-bottom:4px}
.info-item p,.info-item a{font-size:.9rem;color:var(--muted)}
.info-item a:hover{color:var(--brand-ink);font-weight:600}

.map-card{position:relative;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);background:#fff}
.map-card iframe{width:100%;height:320px;border:0;display:block;filter:saturate(.9)}
.map-note{padding:16px 20px;border-top:1px solid var(--line);font-size:.86rem;color:var(--muted);display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap}

.social-links{display:flex;flex-wrap:wrap;gap:10px}
.social-link{
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 16px;border-radius:var(--radius-pill);
  border:1px solid var(--line);background:#fff;
  font-size:.86rem;font-weight:600;color:var(--ink-2);transition:all .22s;
}
.social-link svg{width:16px;height:16px}
.social-link:hover{border-color:var(--brand);color:var(--brand-ink);transform:translateY(-2px);box-shadow:var(--shadow-xs)}

/* ---------- 19. 页脚 ---------- */
.site-footer{background:#0E1116;color:rgba(255,255,255,.62);padding:64px 0 0;font-size:.9rem}
.footer-top{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:38px;padding-bottom:46px}
.footer-brand .brand-name{color:#fff}
.footer-brand .brand-sub{color:rgba(255,255,255,.4)}
.footer-about{margin:18px 0 22px;font-size:.88rem;line-height:1.85;color:rgba(255,255,255,.55);max-width:320px}
.site-footer h3{color:#fff;font-size:.94rem;margin-bottom:18px;letter-spacing:.02em}
.footer-list{display:grid;gap:11px}
.footer-list a{font-size:.88rem;color:rgba(255,255,255,.58);transition:color .2s}
.footer-list a:hover{color:#fff}
.footer-contact{display:grid;gap:13px}
.footer-contact li{display:flex;gap:11px;align-items:flex-start;font-size:.88rem;line-height:1.65}
.footer-contact svg{width:17px;height:17px;flex:none;margin-top:5px;color:var(--brand)}
.footer-contact a:hover{color:#fff}
.footer-socials{display:flex;flex-wrap:wrap;gap:9px;margin-top:20px}
.footer-socials a{
  width:38px;height:38px;border-radius:11px;display:grid;place-items:center;
  background:rgba(255,255,255,.07);color:rgba(255,255,255,.72);transition:all .22s;
}
.footer-socials a:hover{background:var(--grad-brand);color:#fff;transform:translateY(-3px)}
.footer-socials svg{width:17px;height:17px}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.09);padding:22px 0;
  display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;
  font-size:.82rem;color:rgba(255,255,255,.42);
}
.footer-bottom a:hover{color:#fff}
.footer-legal{display:flex;gap:20px;flex-wrap:wrap}

/* ---------- 20. 页面头图 ---------- */
.page-hero{
  position:relative;padding:calc(var(--header-h) + clamp(52px,7vw,84px)) 0 clamp(46px,6vw,72px);
  background:var(--grad-soft);overflow:hidden;
}
.page-hero::after{
  content:"";position:absolute;width:520px;height:520px;border-radius:50%;
  background:rgba(255,51,85,.2);filter:blur(80px);top:-260px;right:-120px;
}
.page-hero .container{position:relative;z-index:1}
.page-hero h1{font-size:clamp(1.85rem,4.4vw,2.9rem);margin:16px 0 18px}
.page-hero .lead{max-width:640px}
.breadcrumb{display:flex;align-items:center;gap:9px;font-size:.84rem;color:var(--muted);flex-wrap:wrap}
.breadcrumb a:hover{color:var(--brand-ink)}
.breadcrumb svg{width:13px;height:13px;color:var(--muted-2)}
.page-hero--dark{background:linear-gradient(120deg,#141821 0%,#2A1420 60%,#3A1518 100%)}
.page-hero--dark h1{color:#fff}
.page-hero--dark .lead{color:rgba(255,255,255,.7)}
.page-hero--dark .breadcrumb{color:rgba(255,255,255,.5)}
.page-hero--dark .breadcrumb a:hover{color:#fff}
.page-hero--dark::after{background:rgba(255,51,85,.42)}

/* ---------- 21. 数据 / 徽章元素 ---------- */
.mini-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:34px}
.mini-stat{background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);padding:22px 20px}
.mini-stat b{display:block;font-family:var(--font-display);font-size:1.6rem;color:var(--brand-ink);line-height:1.1}
.mini-stat span{font-size:.84rem;color:var(--muted)}

.logo-row{display:flex;flex-wrap:wrap;gap:14px;justify-content:center}
.logo-pill{
  padding:11px 22px;border-radius:var(--radius-pill);background:#fff;border:1px solid var(--line);
  font-weight:700;font-size:.88rem;color:var(--muted);letter-spacing:.02em;
}

/* ---------- 22. 入场动画 ---------- */
.js .reveal{opacity:0;transform:translateY(20px);transition:opacity .7s cubic-bezier(.2,.7,.3,1),transform .7s cubic-bezier(.2,.7,.3,1);transition-delay:var(--d,0ms)}
.js .reveal.in{opacity:1;transform:none}

/* ---------- 23. 响应式 ---------- */
@media (max-width:1080px){
  .footer-top{grid-template-columns:1fr 1fr;gap:34px}
  .steps{grid-template-columns:repeat(2,1fr)}
  .step::after{display:none}
}
@media (max-width:980px){
  :root{--header-h:66px}
  .nav{display:none}
  .hamburger{display:flex}
  .header-actions .btn{display:none}
  .hero-inner{grid-template-columns:1fr;gap:44px}
  .hero-visual{min-height:auto;max-width:560px}
  .hv-badge{left:0}
  .split{grid-template-columns:1fr;gap:34px}
  .split.reverse .split-media{order:0}
  .contact-grid{grid-template-columns:1fr}
  .work-grid{grid-template-columns:repeat(2,1fr)}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .grid-3{grid-template-columns:1fr 1fr}
  .trustbar-inner{grid-template-columns:repeat(2,1fr);gap:26px}
  .stat:nth-child(3)::before{display:none}
}
@media (max-width:680px){
  body{font-size:15.5px}
  .section{padding:56px 0}
  .container{padding:0 18px}
  .grid-2,.grid-3,.grid-4,.work-grid,.form-row,.mini-stats{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .hero-cta .btn{width:100%}
  .cta-actions .btn{width:100%}
  .hero-visual{min-height:auto}
  .hv-sub{position:relative;right:auto;bottom:auto;width:100%;margin-top:14px;aspect-ratio:16/9}
  .hv-main{aspect-ratio:16/11}
  .hv-badge{position:relative;left:0;top:0;margin-bottom:14px;justify-content:flex-start}
  .hv-play{width:60px;height:60px}
  .footer-top{grid-template-columns:1fr;gap:30px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .trustbar-inner{grid-template-columns:1fr 1fr}
  .stat + .stat::before{display:none}
  .card{padding:24px}
  .filter-meta{font-size:.84rem}
  .chip{padding:8px 16px;font-size:.85rem}
  .drawer-panel{padding-left:20px;padding-right:20px}
}
@media (max-width:380px){
  .trustbar-inner{grid-template-columns:1fr}
}

/* ---------- 24. 动效偏好 & 打印 ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important}
  .js .reveal{opacity:1;transform:none}
}
@media print{
  .site-header,.drawer,.cta-band,.site-footer,.lightbox{display:none !important}
  body{color:#000}
}