/* === 大开大合影视 - 站点样式 v3（白底基调） === */
:root{
    --bg:#ffffff;
    --bg-alt:#f7f7f8;
    --bg-dark:#0a0405;
    --line:#e5e7eb;
    --line-dark:#222;
    --ink:#18181b;
    --ink-2:#3f3f46;
    --muted:#71717a;
    --accent:#c8242c;
    --accent-2:#e64a52;
    --accent-3:#ffb84a;
    --max:1280px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--ink);font-family:"PingFang SC","Microsoft Yahei",-apple-system,BlinkMacSystemFont,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased;line-height:1.7;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{max-width:var(--max);margin:0 auto;padding:0 24px}
.eyebrow{letter-spacing:.18em;text-transform:uppercase;font-size:12px;color:var(--accent);margin:0 0 8px;font-weight:600}
.lead{font-size:16px;color:var(--ink-2);margin:0 0 16px;line-height:1.8}
.muted{color:var(--muted)}
.btn{display:inline-block;padding:12px 26px;border-radius:2px;border:1px solid transparent;cursor:pointer;font-weight:600;transition:all .2s;letter-spacing:.1em;font-size:14px}
.btn-primary{background:var(--accent);color:#fff;border-color:var(--accent)}
.btn-primary:hover{background:var(--accent-2);border-color:var(--accent-2);transform:translateY(-1px)}
.btn-light{background:#fff;color:var(--ink);border-color:#fff}
.btn-outline{border-color:var(--ink);color:var(--ink)}
.btn-outline:hover{background:var(--ink);color:#fff}
.btn-outline-light{border-color:rgba(255,255,255,.6);color:#fff}
.btn-outline-light:hover{background:#fff;color:var(--ink)}
.btn-outline-ghost{border-color:var(--line);color:var(--ink-2);background:transparent}
.btn-outline-ghost:hover{border-color:var(--ink);color:var(--ink)}
.btn-ghost{background:transparent;color:var(--ink);border:1px solid var(--line)}
.link-arrow{display:inline-block;color:var(--accent);font-weight:600;margin-top:8px;letter-spacing:.05em}
.link-arrow:hover{color:var(--accent-2)}

/* ============================================================
   Header
   ============================================================ */
.site-header{position:fixed;top:0;left:0;right:0;z-index:50;background:rgba(255,255,255,.95);backdrop-filter:blur(12px);border-bottom:1px solid var(--line);box-shadow:0 1px 0 rgba(0,0,0,.04);transition:box-shadow .25s}
.site-header__inner{display:flex;align-items:center;justify-content:space-between;height:88px}
.site-header__brand{display:flex;align-items:center;gap:14px;color:var(--ink)}
.site-header__brand img{width:54px;height:54px;object-fit:contain}
.site-header__brand-text strong{display:block;font-size:20px;font-weight:700;letter-spacing:.04em;color:var(--ink)}
.site-header__brand-text span{display:block;font-size:11px;color:var(--accent);letter-spacing:.32em;margin-top:2px;font-weight:500}
.site-nav{display:flex;gap:32px;font-size:16px;font-weight:500;align-items:center}
.site-nav a{color:var(--ink-2);padding:8px 2px;position:relative;letter-spacing:.04em;transition:color .2s}
.site-nav a:hover{color:var(--ink)}
.site-nav a.is-active{color:var(--ink)}
.site-nav a.is-active::after{content:"";position:absolute;left:0;right:0;bottom:-6px;height:2px;background:var(--accent)}
.site-header__menu{display:none;background:transparent;border:0;color:var(--ink);font-size:28px}
.site-nav__mobile{display:none;flex-direction:column;padding:16px 24px;background:#fff;border-top:1px solid var(--line)}
.site-nav__mobile a{padding:14px 0;color:var(--ink-2);border-bottom:1px solid var(--line);font-size:15px}
.site-nav__mobile a:last-child{border-bottom:0}
.site-nav__mobile a.is-active{color:var(--ink);font-weight:600}

/* ============================================================
   Hero：首页四方向满屏大图轮播
   ============================================================ */
.hero{position:relative;margin-top:88px;color:#fff;background:var(--bg-dark)}
.hero__media{position:relative;overflow:hidden}
.hero__stage{position:relative;height:calc(100vh - 88px);min-height:560px;max-height:760px}
.swiper{position:relative;height:100%}
.swiper__slide{position:absolute;inset:0;background-size:cover;background-position:center;opacity:0;transition:opacity 1s ease;display:flex;align-items:center;justify-content:center;text-align:center}
.swiper__slide.is-active{opacity:1}
.swiper__overlay{position:absolute;inset:0;background:linear-gradient(180deg,rgba(8,8,10,.32) 0%,rgba(8,8,10,.5) 55%,rgba(8,8,10,.65) 100%)}
.swiper__inner{position:relative;z-index:2;width:min(100%,1200px);max-width:none;margin:0 auto;padding:0 48px;display:flex;flex-direction:column;align-items:center;text-align:center}
.swiper__inner .eyebrow{color:#ffcd7e;margin:0 0 18px;font-size:13px;letter-spacing:.22em;font-weight:600;text-shadow:0 2px 8px rgba(0,0,0,.3)}
.swiper__inner h1{max-width:1120px;font-size:50px;line-height:1.24;margin:0 0 20px;font-weight:700;letter-spacing:.04em;color:#fff;text-shadow:0 4px 24px rgba(0,0,0,.4),0 2px 8px rgba(0,0,0,.3)}
.swiper__inner .lead{max-width:820px;color:rgba(255,255,255,.92);font-size:18px;margin:0 0 30px;text-shadow:0 2px 8px rgba(0,0,0,.3)}
.hero__dots{position:absolute;left:50%;transform:translateX(-50%);bottom:34px;display:flex;justify-content:center;gap:10px;z-index:3}
.hero__dots button{width:36px;height:4px;border:0;background:rgba(255,255,255,.4);cursor:pointer;border-radius:2px;transition:background .25s}
.hero__dots button.is-active{background:#fff}
.hero__arrow{position:absolute;left:24px;bottom:24px;z-index:4;width:32px;height:32px;border:2px solid rgba(255,255,255,.5);border-radius:50%;color:#fff;display:flex;align-items:center;justify-content:center;font-size:14px;animation:bounceDown 2s infinite}
@keyframes bounceDown{0%,100%{transform:translateY(0);opacity:1}50%{transform:translateY(8px);opacity:.6}}

/* ============================================================
   全局 sections
   ============================================================ */
.section{padding:96px 0;background:var(--bg);color:var(--ink)}
.section--light{background:var(--bg)}
.section--dark{background:var(--bg-dark);color:#fff}
.section--dark .muted{color:rgba(255,255,255,.65)}
.section--dark .eyebrow{color:#ffd9a3}
.section--gray{background:var(--bg-alt)}
.section-head{margin-bottom:56px;text-align:center}
.section-head h2{font-size:38px;margin:0 0 14px;font-weight:700;letter-spacing:.04em;color:var(--ink)}
.section-head .muted{max-width:680px;margin:0 auto;font-size:16px}
.section--dark .section-head h2{color:#fff}
.section-foot{margin-top:32px;text-align:center}
.two-col{display:grid;grid-template-columns:1.05fr 1fr;gap:64px;align-items:center}
.two-col h2{font-size:36px;margin:0 0 8px;color:var(--ink)}

/* ============================================================
   公司介绍 + 视频框
   ============================================================ */
.intro-video{padding:64px 0;background:#fff}
.intro-video__grid{display:flex;flex-direction:row;align-items:stretch;gap:48px}
.intro-video__video{flex:0 0 56%;position:relative;background:var(--bg-dark);border-radius:6px;overflow:hidden;box-shadow:0 30px 60px -30px rgba(0,0,0,.2);max-width:720px;min-width:0;min-height:320px}
.intro-video__video iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.intro-video__play{position:absolute;z-index:3;inset:0;display:flex;align-items:center;justify-content:center;cursor:pointer;border:0;padding:0;background:linear-gradient(135deg,rgba(0,0,0,.08),rgba(0,0,0,.28));transition:background .25s}
.intro-video__play:hover{background:linear-gradient(135deg,rgba(0,0,0,.03),rgba(0,0,0,.18))}
.intro-video__play-btn{width:72px;height:72px;border-radius:50%;background:rgba(200,36,44,.92);display:flex;align-items:center;justify-content:center;color:#fff;box-shadow:0 14px 40px -10px rgba(200,36,44,.6);transition:transform .25s}
.intro-video__play-btn svg{margin-left:3px;width:28px;height:28px}
.intro-video__play:hover .intro-video__play-btn{transform:scale(1.08)}
.intro-video__placeholder{position:absolute;z-index:2;inset:0;background:linear-gradient(135deg,#1a1f2e 0%,#0a0405 100%);display:flex;align-items:center;justify-content:center;flex-direction:column;color:rgba(255,255,255,.5);font-size:14px;letter-spacing:.15em}
.intro-video__placeholder span{margin-top:14px;letter-spacing:.3em}
.intro-video__video.is-playing .intro-video__placeholder,
.intro-video__video.is-playing .intro-video__play{display:none}
.intro-video__player{position:absolute;z-index:1;inset:0;background:#000}
.intro-video__player iframe,.intro-video__player video{position:absolute;inset:0;width:100%;height:100%;border:0}
.intro-video__content{flex:1;display:flex;flex-direction:column;justify-content:center}
.intro-video__pre{margin:0 0 6px;color:var(--accent);font-size:18px;font-weight:600;letter-spacing:.04em}
.intro-video__title{margin:0 0 24px;font-size:26px;font-weight:700;color:var(--ink);line-height:1.45;letter-spacing:.04em}
.intro-video__paragraphs{margin:0 0 28px}
.intro-video__paragraphs p{margin:0 0 14px;color:var(--ink-2);font-size:15px;line-height:1.85}
.intro-video__paragraphs p:last-child{margin-bottom:0}
.intro-video__paragraphs strong{color:var(--ink);font-weight:600;background:linear-gradient(180deg,transparent 70%,rgba(200,36,44,.18) 70%);padding:0 4px}

/* ============================================================
   核心业务：深色横排 4 图 + 文字滑入（首页）
   ============================================================ */
.biz-showcase-section{padding:80px 0;background:#1a1a1a;overflow:hidden}
.biz-showcase-head{margin-bottom:48px}
.biz-showcase-head .eyebrow{display:block;margin-bottom:6px;color:var(--accent)}
.biz-showcase-head h2{margin:0 0 10px;font-size:36px;color:#fff;font-weight:750;letter-spacing:.06em}
.biz-showcase-head .muted{color:rgba(255,255,255,.55);font-size:15px;line-height:1.8}

/* 横排 4 卡网格 */
.biz-showcase-grid{display:flex;gap:24px;padding:0 24px;overflow-x:auto;scrollbar-width:none}
.biz-showcase-grid::-webkit-scrollbar{display:none}

/* 单张卡片 */
.biz-showcase-card{flex:0 0 auto;width:calc(25% - 18px);min-width:280px;position:relative;border-radius:4px;overflow:hidden;
    text-decoration:none;display:block}
.reveal.biz-showcase-card{opacity:0;transform:translateX(-30px);transition:opacity .7s ease,transform .7s cubic-bezier(.2,.6,.2,1);transition-delay:var(--reveal-delay,0ms)}
.reveal.biz-showcase-card.in{opacity:1;transform:translateX(0)}

/* 背景图 */
.biz-showcase-card__bg{position:absolute;inset:0;background-size:cover;background-position:center;
    transition:transform .6s ease}
.biz-showcase-card:hover .biz-showcase-card__bg{transform:scale(1.05)}

/* 渐变遮罩（让文字可读） */
.biz-showcase-card__overlay{position:absolute;inset:0;background:linear-gradient(180deg,
    rgba(0,0,0,.2) 0%,
    rgba(0,0,0,.55) 50%,
    rgba(0,0,0,.82) 100%);
    z-index:1;pointer-events:none}

/* 文字区域（左下角） */
.biz-showcase-card__text{position:relative;z-index:2;padding:36px 28px 32px;
    color:#fff;min-height:260px;display:flex;flex-direction:column;justify-content:flex-end}
.biz-showcase-card__text h3{margin:0 0 12px;font-size:22px;font-weight:700;letter-spacing:.06em;
    position:relative;padding-left:16px}
.biz-showcase-card__text h3::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:3px;
    background:var(--accent);border-radius:2px}
.biz-showcase-card__text p{margin:0;font-size:13px;line-height:1.85;color:rgba(255,255,255,.78)}

/* 响应式 */
@media(max-width:991px){
    .biz-showcase-grid{gap:16px;padding:0 16px}
    .biz-showcase-card{width:calc(50% - 8px);min-width:240px}
    .biz-showcase-card__text{padding:28px 20px 24px;min-height:200px}
    .biz-showcase-card__text h3{font-size:19px}
    .biz-showcase-card__text p{font-size:12.5px}
}
@media(max-width:719px){
    .biz-showcase-section{padding:56px 0 40px}
    .biz-showcase-card{width:calc(100vw - 48px);max-width:400px;min-width:0}
}

/* ============================================================
   项目案例：居中标题 + 四个视频框
   ============================================================ */
.home-cases{padding:104px 0 96px;background:#fff}
.home-cases-head{max-width:760px;margin:0 auto 50px;text-align:center}
.home-cases-head .eyebrow{margin:0 0 12px}
.home-cases-head h2{margin:0 0 14px;font-size:42px;line-height:1.2;color:var(--ink);font-weight:750;letter-spacing:.1em}
.home-cases-subtitle{margin:0 auto;color:var(--muted);font-size:16px;line-height:1.9;max-width:680px}
.home-cases-scroller{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:30px 28px}
.home-case-card{min-width:0;background:#fff;color:var(--ink)}
.home-case-card__media{position:relative;display:block;width:100%;padding:0;border:0;background:#edf1f4;aspect-ratio:16/9;overflow:hidden;cursor:pointer;text-align:left}
.home-case-card__media img,.home-case-card__media video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;filter:saturate(.92) contrast(.96);transition:transform .75s cubic-bezier(.2,.7,.2,1),filter .45s ease}
.home-case-card__wash{position:absolute;inset:0;background:linear-gradient(115deg,rgba(255,255,255,.24),rgba(255,255,255,0) 48%,rgba(18,30,42,.14));transition:opacity .35s;z-index:1}
.home-case-card__brand{display:none}
.home-case-card__play{position:absolute;left:50%;top:50%;z-index:4;transform:translate(-50%,-50%);width:66px;height:66px;border-radius:50%;background:rgba(255,255,255,.94);color:var(--accent);display:flex;align-items:center;justify-content:center;box-shadow:0 16px 36px rgba(26,32,44,.24);transition:transform .35s,background .35s,color .35s}
.home-case-card__play svg{margin-left:4px}
.home-case-card__hover{position:absolute;z-index:3;left:0;right:0;bottom:0;padding:54px 28px 24px;color:#fff;background:linear-gradient(0deg,rgba(18,26,34,.82),rgba(18,26,34,0));display:flex;justify-content:space-between;align-items:end;transform:translateY(100%);transition:transform .45s cubic-bezier(.2,.7,.2,1)}
.home-case-card__hover b{font-size:13px;letter-spacing:.22em}.home-case-card__hover small{font-size:12px;opacity:.82}
.home-case-card:hover .home-case-card__media :is(img,video),.home-case-card__media:focus-visible :is(img,video){transform:scale(1.045);filter:saturate(1.02) contrast(1)}
.home-case-card:hover .home-case-card__play,.home-case-card__media:focus-visible .home-case-card__play{transform:translate(-50%,-50%) scale(1.08);background:var(--accent);color:#fff}
.home-case-card:hover .home-case-card__hover,.home-case-card__media:focus-visible .home-case-card__hover{transform:none}
.home-case-card:hover .home-case-card__brand{display:none}
.home-case-card__body{padding:18px 4px 0;text-align:center}
.home-case-card__body h3{margin:0;font-size:18px;line-height:1.45;color:var(--ink);font-weight:700;letter-spacing:.025em}
.home-cases .section-foot{text-align:center;margin-top:44px}
.case-video-modal[hidden]{display:none}
.case-video-modal{position:fixed;inset:0;z-index:1000;display:grid;place-items:center;padding:24px}
.case-video-modal__backdrop{position:absolute;inset:0;border:0;background:rgba(16,22,28,.82);backdrop-filter:blur(8px);cursor:pointer}
.case-video-modal__dialog{position:relative;z-index:1;width:min(1040px,94vw);background:#0e1419;box-shadow:0 30px 90px rgba(0,0,0,.45)}
.case-video-modal__head{height:58px;padding:0 18px 0 24px;display:flex;align-items:center;justify-content:space-between;color:#fff;border-bottom:1px solid rgba(255,255,255,.12)}
.case-video-modal__head h3{margin:0;font-size:15px;letter-spacing:.08em}
.case-video-modal__close{width:38px;height:38px;border:0;background:transparent;color:#fff;font-size:30px;line-height:1;cursor:pointer}
.case-video-modal__player{aspect-ratio:16/9;background:#050708;display:grid;place-items:center;color:#fff}
.case-video-modal__player iframe,.case-video-modal__player video{width:100%;height:100%;border:0;object-fit:contain}
.case-video-modal__empty{padding:40px;text-align:center;color:rgba(255,255,255,.72);line-height:1.8}

/* ============================================================
   拍摄现场：真实照片横向滚动
   ============================================================ */
/* ============================================================
   拍摄现场：多图横排从右向左无限滚动（marquee）
   ============================================================ */
.shooting-marquee-section{padding:72px 0 48px;background:#fff;overflow:hidden}
.shooting-head{margin-bottom:36px;text-align:center}
.shooting-head .eyebrow{display:block;margin-bottom:6px}
.shooting-head h2{margin:0 0 8px;font-size:36px;color:var(--ink);font-weight:750;letter-spacing:.06em}
.shooting-head .muted{margin:0 auto;max-width:650px;line-height:1.8}

/* 滚动容器：居中限宽，左右留白 */
.shooting-marquee{position:relative;width:100%;max-width:1200px;margin:0 auto;overflow:hidden;cursor:grab;padding:0 16px}
.shooting-marquee:active{cursor:grabbing}

/* 轨道：flex 横排，JS rAF 驱动 translateX 滚动 */
.shooting-marquee__track{display:flex;gap:20px;width:max-content}

/* 单张图片卡片：固定宽度，保持比例 */
.shooting-marquee__item{flex:0 0 auto;width:340px;position:relative;border-radius:6px;overflow:hidden;background:#111;flex-shrink:0}
@media(min-width:992px){.shooting-marquee__item{width:380px}}
.shooting-marquee__item img{width:100%;aspect-ratio:3/2;object-fit:cover;display:block;transition:transform .5s ease}
.shooting-marquee__item:hover img{transform:scale(1.04)}

/* 图片底部标题 */
.shooting-marquee__caption{padding:12px 16px 14px;background:rgba(0,0,0,.85);color:#e8e8e8;font-size:13px;letter-spacing:.04em;line-height:1.5;text-align:center}

/* ============================================================
   关于 banner 区（Home）
   ============================================================ */
.about-banner{padding:120px 0;background:#0a0405;color:#fff;position:relative;overflow:hidden}
.about-banner::before{content:"";position:absolute;inset:0;background:radial-gradient(800px 400px at 80% 50%,rgba(200,36,44,.18),transparent 70%)}
.about-banner__inner{max-width:760px;margin:0 auto;text-align:center;position:relative;z-index:1}
.about-banner__inner .eyebrow{margin-bottom:12px;color:#ffd9a3}
.about-banner__inner h2{font-size:42px;line-height:1.5;font-weight:700;color:#fff;margin:0 0 16px;letter-spacing:.05em}
.about-banner__inner .lead{color:rgba(255,255,255,.78);margin-bottom:32px;font-size:16px}

/* ============================================================
   标签 + utility
   ============================================================ */
.badge{display:inline-block;padding:4px 12px;border-radius:999px;font-size:12px;letter-spacing:.1em;font-weight:600}
.badge-accent{background:var(--accent);color:#fff}

/* ============================================================
   数据带（首页 - 浅色背景）
   ============================================================ */
.stats-band-section{padding:0 0 56px;background:#fff;color:var(--ink)}
.stats-band-section .stats-band{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.stats-band-section .stat-cell{padding:64px 28px;text-align:center;background:#fff;border-right:1px solid var(--line);position:relative;overflow:hidden}
.stats-band-section .stat-cell:last-child{border-right:0}
.stats-band-section .stat-cell::after{content:"";position:absolute;left:50%;bottom:0;width:0;height:2px;background:var(--accent);transition:width .8s ease .2s}
.stats-band-section .stat-cell.in::after{width:60px;margin-left:-30px}
.stats-band-section .stat-cell strong{display:block;font-size:54px;font-weight:800;color:var(--accent);letter-spacing:.04em;line-height:1;font-family:"Helvetica Neue","PingFang SC",sans-serif}
.stats-band-section .stat-cell__zh{display:block;color:var(--ink);font-size:15px;margin:14px 0 6px;letter-spacing:.15em;font-weight:600}
.stats-band-section .stat-cell__en{display:block;color:var(--muted);font-size:11px;letter-spacing:.3em}

/* ============================================================
   CTA
   ============================================================ */
.cta-band{background:linear-gradient(135deg,#1a0a0c 0%,#0a0405 100%);text-align:left;padding:80px 0;color:#fff;position:relative;overflow:hidden}
.cta-band::before{content:"";position:absolute;left:-200px;top:50%;margin-top:-200px;width:400px;height:400px;background:radial-gradient(circle,rgba(200,36,44,.18),transparent 60%);border-radius:50%}
.cta-band__inner{display:flex;align-items:center;justify-content:space-between;gap:32px;position:relative;z-index:1}
.cta-band__inner h2{margin:0 0 8px;font-size:32px;color:#fff}
.cta-band__inner .muted{color:rgba(255,255,255,.7);margin:0}

/* ============================================================
   Footer（深色，紧凑版）
   ============================================================ */
/* ============================================================
   Footer v4 — 四列专业布局
   ============================================================ */
.site-footer{
  background:#1a1a1a;
  color:rgba(255,255,255,.78);
  padding:48px 0 0;
  border-top:3px solid var(--accent)
}
.site-footer__grid{
  display:grid;
  grid-template-columns:1.3fr .9fr 1.1fr .9fr;
  gap:40px 32px;
  align-items:start
}

/* ---- 左列：公司品牌 + 口号 ---- */
.footer-brand h4{
  margin:0 0 20px;
  color:#fff;
  letter-spacing:.05em;
  font-size:15px;
  font-weight:700;
  white-space:nowrap
}
.footer-slogan{
  height:26px;
  margin:0;
  color:rgba(255,255,255,.62);
  font-size:13px;
  letter-spacing:.03em;
  display:flex;
  align-items:center
}

/* ---- 列标题（业务领域/联系/关注我们） ---- */
.footer-services h5,
.footer-contact h5,
.footer-social h5{
  margin:0 0 16px;
  color:var(--accent-2);
  font-size:15px;
  font-weight:700;
  letter-spacing:.12em
}
.footer-services__grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:0 16px
}
.footer-services__grid a{
  display:flex;
  align-items:center;
  height:26px;
  color:rgba(255,255,255,.7);
  font-size:13px;
  transition:color .2s
}
.footer-services__grid a:hover{color:var(--accent-2)}

/* ---- 联系方式（每行等高） ---- */
.footer-contact p{
  height:26px;
  margin:0;
  color:rgba(255,255,255,.72);
  font-size:13px;
  display:flex;
  align-items:center
}
.footer-address{
  height:26px;
  margin:0;
  padding:0;
  border:none;
  color:rgba(255,255,255,.55);
  font-size:12px;
  display:flex;
  align-items:center
}

/* ---- 关注我们：3个二维码（强制一排横排，高度对齐左列） ---- */
.footer-qr-group{
  display:flex;
  gap:16px;
  flex-wrap:nowrap;
  align-items:flex-start
}
.footer-qr-item{
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:8px;
  width:100px;
  flex-shrink:0
}
.footer-qr-item img{
  width:100px;
  height:100px;
  border-radius:6px;
  background:#fff;
  padding:4px;
  object-fit:contain;
  transition:transform .2s
}
.footer-qr-item:hover img{transform:scale(1.06)}
.footer-qr-item span{
  font-size:12px;
  color:rgba(255,255,255,.55);
  text-align:center;
  letter-spacing:.02em
}

/* ---- 底部版权行 ---- */
.site-footer__legal{
  margin-top:0;
  padding:14px 0;
  border-top:1px solid rgba(255,255,255,.06);
  background:#fff;
  text-align:center;
  font-size:11px;
  color:rgba(0,0,0,.45);
  letter-spacing:.02em;
  line-height:1.6;
  display:flex;
  justify-content:center;
  align-items:center;
  flex-wrap:wrap;
  gap:0
}
.site-footer__copy{display:inline-flex;align-items:center;color:rgba(0,0,0,.45)}
.site-footer__sep{display:inline-flex;align-items:center;padding:0 10px;color:rgba(0,0,0,.2);user-select:none}
.site-footer__record{display:inline-flex;align-items:center;color:rgba(0,0,0,.55);transition:color .2s;font-size:11px;white-space:nowrap}
.site-footer__record:hover{color:var(--accent)}
.site-footer__beian-icon{display:inline-block;width:13px;height:13px;vertical-align:-2px;margin-right:3px}

/* ============================================================
   Float call
   ============================================================ */
.float-call{position:fixed;right:24px;bottom:24px;width:54px;height:54px;border-radius:50%;background:var(--accent);color:#fff;display:flex;align-items:center;justify-content:center;font-size:22px;box-shadow:0 12px 30px -10px rgba(200,36,44,.6);z-index:40;transition:transform .2s}
.float-call:hover{transform:translateY(-2px) scale(1.05)}

/* ============================================================
   Reveal 动画
   ============================================================ */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .9s ease,transform .9s cubic-bezier(.2,.6,.2,1);transition-delay:var(--reveal-delay,0ms)}
.reveal.in{opacity:1;transform:none}
.reveal.from-left{transform:translateX(-32px)}
.reveal.from-left.in{transform:none}
.reveal.from-right{transform:translateX(32px)}
.reveal.from-right.in{transform:none}
.reveal.zoom-in{transform:scale(.94)}
.reveal.zoom-in.in{transform:scale(1)}

/* ============================================================
   中等屏适配
   ============================================================ */
@media (max-width: 992px){
    .capability-grid{grid-template-columns:repeat(2,1fr)}
    .advantages-grid{grid-template-columns:1fr;gap:20px}
    .advantage-tile{flex-direction:column}
    .advantage-tile__visual{flex:0 0 auto;min-height:200px}
    .stats-band-section .stats-band{grid-template-columns:repeat(2,1fr)}
    .home-cases-scroller{grid-template-columns:1fr}
    .shooting-marquee{max-width:100%;padding:0 12px}
    .shooting-marquee__item{width:300px}
    .intro-video__video{flex-basis:56%;max-width:680px}
    .cta-band__inner{flex-direction:column;text-align:center}
    .about-intro__badge{left:0;bottom:-16px}
    .gags-qr{grid-template-columns:1fr}
    .gags-qr img{margin:0 auto}
    .site-footer__grid{grid-template-columns:1fr 1fr;gap:32px}
    .footer-services__grid{grid-template-columns:repeat(4,1fr)}
    .footer-qr-group{justify-content:flex-start}
}
@media (max-width: 820px){
    .intro-video__grid{flex-direction:column;align-items:stretch;gap:32px}
    .intro-video__video{flex:0 0 auto;width:100%;max-width:none;aspect-ratio:16/9;min-height:0}
    .intro-video__content{width:100%}
}
@media (max-width: 720px){
    .site-nav{display:none}
    .site-header__menu{display:inline-flex}
    .site-nav__mobile.is-open{display:flex}
    .site-header__inner{height:64px}
    .site-header__brand img{width:42px;height:42px}
    .site-header__brand-text strong{font-size:16px}
    .hero{margin-top:64px}
    .hero__stage{height:80vh;min-height:480px}
    .swiper__inner{padding:0 24px}
    .swiper__inner .eyebrow{font-size:11px;margin-bottom:14px}
    .swiper__inner h1{font-size:32px;line-height:1.3;margin-bottom:16px}
    .swiper__inner .lead{font-size:15px;line-height:1.8;margin-bottom:24px}
    .hero__dots{bottom:24px}
    .hero__arrow{display:none}
    .section{padding:64px 0}
    .stats-band-section .stats-band{grid-template-columns:repeat(2,1fr)}
    .stats-band-section .stat-cell{padding:36px 12px;border-right:0;border-bottom:1px solid rgba(255,255,255,.06)}
    .stats-band-section .stat-cell strong{font-size:36px}
    .intro-video__title{font-size:30px}
    .intro-video__title small{font-size:14px}
    .intro-video__stats{flex-wrap:wrap;gap:20px}
    .intro-video__stat strong{font-size:24px}
    .site-footer__grid{grid-template-columns:1fr;gap:28px}
    .footer-services__grid{grid-template-columns:repeat(2,1fr)}
    .footer-qr-group{justify-content:flex-start}
    .home-cases{padding:72px 0}
    .home-cases-head{margin-bottom:34px}
    .home-cases-head h2{font-size:34px}
    .home-case-card__brand{display:none}
    .home-case-card__play{width:56px;height:56px}
    .home-case-card__hover{display:none}
    .shooting-marquee-section{padding:48px 0 32px}
    .shooting-marquee{padding:0 8px;max-width:100%}
    .shooting-marquee__item{width:calc(100vw - 32px);max-width:400px}
    .shooting-marquee__track{gap:12px}
    .shooting-marquee__caption{padding:10px 12px;font-size:12px}
}

/* ============================================================
   通用工具 & 可访问性（替代 Bootstrap 工具类）
   ============================================================ */
.text-center{text-align:center}
.mt-3{margin-top:16px}
.mt-4{margin-top:24px}
/* 固定头部下锚点跳转统一偏移 */
html{scroll-padding-top:104px}
/* 键盘焦点可见 */
:where(a,button,input,textarea,select,[tabindex],.js-case-video,.home-case-card__media):focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:2px}

/* ============================================================
   内页 page-hero（统一高度 · 明亮专业 · 精致排版）
   ============================================================ */
.page-hero{
  position:relative;
  color:#fff;
  padding:100px 0 56px;
  overflow:hidden;
  background:#1a1a2e;
  background-size:cover;
  background-position:center
}
.page-hero::before{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(135deg,rgba(10,4,5,.55) 0%,rgba(10,4,5,.35) 50%,rgba(10,4,5,.55) 100%)
}
.page-hero .container{position:relative;z-index:1}
.page-hero .eyebrow{
  font-size:11px;
  letter-spacing:.2em;
  margin-bottom:10px;
  color:rgba(255,255,255,.85)
}
.page-hero h1{
  font-size:28px;
  line-height:1.3;
  margin:8px 0 12px;
  font-weight:700;
  letter-spacing:.02em;
  color:#fff;
  text-shadow:0 2px 12px rgba(0,0,0,.25)
}
.page-hero .lead{
  color:rgba(255,255,255,.85);
  max-width:600px;
  font-size:15px;
  line-height:1.7
}
.page-hero__sub{
  display:block;
  font-size:11px;
  letter-spacing:.25em;
  color:rgba(255,255,255,.6);
  margin-top:6px;
  font-weight:500
}

/* ---- 各板块 hero 背景图 ---- */
.page-hero--services{background-image:url('/static/images/hero/hero-services.png')}
.page-hero--cases{background-image:url('/static/images/hero/hero-cases.png')}
.page-hero--news{background-image:url('/static/images/hero/hero-news.png')}
.page-hero--about{background-image:url('/static/images/hero/hero-about.png')}
.page-hero--contact{background-image:url('/static/images/hero/hero-contact.png')}

/* 面包屑 */
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:6px;margin-top:16px;font-size:12px;color:rgba(255,255,255,.55)}
.breadcrumb a{color:rgba(255,255,255,.65);transition:color .2s}
.breadcrumb a:hover{color:#fff}
.breadcrumb__sep{color:rgba(255,255,255,.3)}
.breadcrumb__current{color:rgba(255,255,255,.85)}

/* ============================================================
   关于 about（首屏需避开固定头部）
   ============================================================ */
.about-intro{padding-top:144px}
.about-intro__image{position:relative;border-radius:6px}
.about-intro__image img{width:100%;border-radius:6px;box-shadow:0 30px 60px -34px rgba(0,0,0,.25)}
.about-intro__badge{position:absolute;left:-14px;bottom:-18px;background:var(--accent);color:#fff;padding:16px 20px;border-radius:4px;display:flex;flex-direction:column;line-height:1.1;box-shadow:0 18px 40px -16px rgba(200,36,44,.6)}
.about-intro__badge strong{font-size:34px;font-weight:800}
.about-intro__badge span{font-size:12px;letter-spacing:.1em;margin-top:4px}

/* 我们是谁：标题（不换行、适中字号） */
.about-intro__title{
  font-size:24px;
  font-weight:700;
  color:var(--ink);
  margin:0 0 12px;
  letter-spacing:.03em;
  line-height:1.5;
  white-space:nowrap
}
.about-intro__sub{
  font-size:15px !important;
  color:var(--muted) !important;
  margin-bottom:20px
}
.about-capability{background:var(--bg-alt)}
.capability-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}

/* 默认卡片（白底+图标） */
.capability-card{background:#fff;border:1px solid var(--line);border-radius:4px;padding:32px;transition:transform .25s,box-shadow .25s}
.capability-card:hover{transform:translateY(-4px);box-shadow:0 20px 44px -22px rgba(0,0,0,.16)}
.capability-card__icon{width:60px;height:60px;border-radius:50%;background:rgba(200,36,44,.1);color:var(--accent);display:flex;align-items:center;justify-content:center;margin-bottom:18px}
.capability-card h3{margin:0 0 10px;font-size:20px;color:var(--ink)}
.capability-card p{margin:0 0 14px;color:var(--muted);font-size:14px;line-height:1.75}

/* ---- 视觉卡片（背景图版）---- */
.capability-grid--visual{
  grid-template-columns:repeat(2,1fr);
  gap:24px
}
.capability-card--visual{
  position:relative;
  display:flex;
  flex-direction:column;
  justify-content:flex-end;
  min-height:260px;
  padding:28px;
  border:none;
  border-radius:8px;
  overflow:hidden;
  background:#222;
  text-decoration:none;
  transition:transform .35s,box-shadow .35s
}
.capability-card--visual:hover{
  transform:translateY(-6px);
  box-shadow:0 24px 48px -16px rgba(0,0,0,.3)
}
.capability-card__bg{
  position:absolute;inset:0;
  z-index:0
}
.capability-card__bg img{
  width:100%;height:100%;
  object-fit:cover;
  transition:transform .6s ease
}
.capability-card--visual:hover .capability-card__bg img{transform:scale(1.06)}
.capability-card__overlay{
  position:absolute;inset:0;
  z-index:1;
  background:linear-gradient(to top,rgba(0,0,0,.78) 0%,rgba(0,0,0,.2) 60%,transparent 100%);
  transition:background .3s
}
.capability-card--visual:hover .capability-card__overlay{
  background:linear-gradient(to top,rgba(0,0,0,.85) 0%,rgba(0,0,0,.3) 65%,transparent 100%)
}
.capability-card--visual .capability-card__body{
  position:relative;
  z-index:2;
  color:#fff
}
.capability-card--visual h3{
  font-size:22px;
  font-weight:700;
  margin:0 0 8px;
  color:#fff;
  letter-spacing:.04em
}
.capability-card--visual p{
  font-size:14px;
  line-height:1.7;
  color:rgba(255,255,255,.78);
  margin:0 0 12px
}
.capability-card--visual .link-arrow{
  font-size:13px;
  color:var(--accent-2);
  align-self:flex-start
}

/* ============================================================
   我们的优势：图+文拼接网格（浅色背景 · 参考案例风格）
   ============================================================ */
.advantages-section{background:var(--bg-alt)}
.advantages-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:28px
}
.advantage-tile{
  display:flex;
  background:#fff;
  border-radius:8px;
  overflow:hidden;
  box-shadow:0 2px 12px rgba(31,41,55,.06);
  transition:transform .3s ease,box-shadow .3s ease
}
.advantage-tile:hover{
  transform:translateY(-4px);
  box-shadow:0 20px 48px -20px rgba(0,0,0,.16)
}
/* 图区 */
.advantage-tile__visual{
  flex:0 0 42%;
  position:relative;
  min-height:220px;
  background:linear-gradient(135deg,#262b36,#0a0405)
}
.advantage-tile__visual img{
  position:absolute;inset:0;
  width:100%;height:100%;
  object-fit:cover;
  transition:transform .6s cubic-bezier(.2,.7,.2,1)
}
.advantage-tile:hover .advantage-tile__visual img{transform:scale(1.05)}
/* 文字区 */
.advantage-tile__body{
  flex:1;
  display:flex;
  flex-direction:column;
  justify-content:center;
  padding:32px 28px;
  min-width:0
}
.advantage-tile__body h3{
  font-size:22px;
  font-weight:700;
  color:var(--ink);
  margin:0 0 6px;
  letter-spacing:.03em
}
.advantage-tile__en{
  font-size:12px;
  color:var(--muted);
  letter-spacing:.15em;
  text-transform:uppercase;
  margin-bottom:12px
}
.advantage-tile__body p{
  font-size:14px;
  color:var(--ink-2);
  line-height:1.85;
  margin:0
}

/* ============================================================
   业务领域 services
   ============================================================ */
.services-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.service-card{position:relative;background:#fff;border:1px solid var(--line);border-radius:4px;overflow:hidden;display:flex;flex-direction:column;transition:transform .25s,box-shadow .25s,border-color .25s}
.service-card:hover{transform:translateY(-5px);box-shadow:0 20px 42px -22px rgba(0,0,0,.18);border-color:rgba(200,36,44,.25)}
.service-card__cover{position:relative;aspect-ratio:16/9;background-size:cover;background-position:center;background-color:#eef1f5}
.service-card__cover::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 55%,rgba(20,24,32,.34))}
.service-card__num{display:none}
.service-card__body{padding:18px 18px 20px}
.service-card__body h3{margin:0 0 8px;font-size:18px;color:var(--ink);letter-spacing:.03em;font-weight:700;transition:color .2s}
.service-card:hover .service-card__body h3{color:var(--accent)}
.service-card__body p{margin:0;color:var(--muted);font-size:13px;line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rich-text{color:var(--ink-2);font-size:15px;line-height:1.9}
.rich-text p{margin:0 0 14px}
.rich-text ul,.rich-text ol{margin:0 0 14px;padding-left:22px}
.rich-text li{margin:0 0 6px}

/* ============================================================
   案例 cases / tabs
   ============================================================ */
.section--cases-tabs{padding:40px 0 24px}
.case-tabs{display:flex;flex-wrap:wrap;gap:12px;justify-content:center}
.case-tab{display:inline-flex;align-items:center;padding:10px 22px;border:1px solid var(--line);border-radius:999px;color:var(--ink-2);font-size:14px;font-weight:500;background:#fff;transition:all .2s;cursor:pointer}
.case-tab:hover{border-color:var(--accent);color:var(--accent)}
.case-tab.is-active{background:var(--accent);border-color:var(--accent);color:#fff}
/* ============================================================
   项目案例 cases（视频卡片网格 · 精选案例风格）
   ============================================================ */
.section--cases-grid{padding:32px 0 80px}
.cases-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px 28px;row-gap:40px}

/* 视频卡片：纯缩略图 + 居中播放按钮（无文字、无边框） */
.case-card-tile{
  display:block;
  width:100%;
  text-align:left;
  font:inherit;color:inherit;
  cursor:pointer;
  background:none;
  border:none;
  border-radius:6px;
  overflow:hidden;
  padding:0;
  transition:transform .3s ease,box-shadow .3s ease
}
.case-card-tile:hover{transform:translateY(-4px);box-shadow:0 20px 44px -20px rgba(0,0,0,.22)}
.case-card-tile:focus-visible{outline:3px solid var(--accent);outline-offset:2px}

/* 封面图：16:9 电影画幅 */
.case-card-tile__cover{
  position:relative;
  display:block;
  aspect-ratio:16/9;
  background-size:cover;
  background-position:center;
  background-color:#e8eaed
}
.case-card-tile__cover video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.case-card-tile__cover::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(180deg,transparent 50%,rgba(0,0,0,.18));
  transition:opacity .3s
}
.case-card-tile:hover .case-card-tile__cover::after{opacity:.6}

/* 播放按钮：居中圆形 */
.case-card-tile__play{
  position:absolute;left:50%;top:50%;
  transform:translate(-50%,-50%);
  width:64px;height:64px;border-radius:50%;
  background:rgba(255,255,255,.92);
  color:var(--accent);
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 12px 28px rgba(26,32,44,.2);
  transition:transform .3s,background .3s,color .3s;
  z-index:2
}
.case-card-tile:hover .case-card-tile__play{
  transform:translate(-50%,-50%) scale(1.1);
  background:var(--accent);color:#fff;
  box-shadow:0 16px 36px rgba(200,36,44,.35)
}

/* 卡片标题区 */
.case-card-tile__title{
  display:block;
  padding:14px 4px 0;
  font-size:15px;
  font-weight:600;
  color:var(--ink);
  line-height:1.45;
  text-align:center;
  letter-spacing:.02em
}
.case-card-tile:hover .case-card-tile__title{color:var(--accent)}

.empty-state{text-align:center;padding:60px 20px;color:var(--ink-2)}
.empty-state__title{font-size:18px;font-weight:600;color:var(--ink);margin:0 0 8px}
.more-cases-hint{text-align:center;margin-top:8px}

/* ============================================================
   作品 works
   ============================================================ */
.works-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:28px}
.work-card{position:relative;background:#fff;border:1px solid var(--line);border-radius:4px;overflow:hidden;transition:transform .25s,box-shadow .25s}
.work-card:hover{transform:translateY(-6px);box-shadow:0 24px 50px -22px rgba(0,0,0,.18)}
.work-card__cover{position:relative;aspect-ratio:16/10;background:linear-gradient(135deg,#1a1f2e,#0a0405);display:flex;align-items:center;justify-content:center;overflow:hidden}
.work-card__play{width:60px;height:60px;border-radius:50%;background:rgba(255,255,255,.92);color:var(--accent);display:flex;align-items:center;justify-content:center;transition:transform .3s,background .3s,color .3s}
.work-card:hover .work-card__play{transform:scale(1.08);background:var(--accent);color:#fff}
.work-card__tag{position:absolute;left:16px;top:14px;z-index:2;color:#fff;font-size:12px;letter-spacing:.12em;background:rgba(10,4,5,.5);padding:4px 10px;border-radius:2px;backdrop-filter:blur(4px)}
.work-card__body{padding:18px 20px 22px}
.work-card__body h3{margin:0;font-size:18px;color:var(--ink);line-height:1.4}
.work-card--lg{grid-column:span 2}
.work-card--lg .work-card__cover{aspect-ratio:21/9}

/* ============================================================
   新闻 news
   ============================================================ */
/* 新闻列表页 hero：已有 .page-hero--news 背景图，无需额外遮罩 */

/* ============================================================
   头条 featured：杂志封面风格（全幅背景图 + 叠加文字）
   ============================================================ */
/* 头条：左右分栏卡片（左图右文，视觉平衡） */
.news-featured{display:flex;background:#fff;border-radius:10px;overflow:hidden;margin-bottom:36px;border:1px solid var(--line);transition:transform .3s,box-shadow .3s}
.news-featured:hover{transform:translateY(-4px);box-shadow:0 20px 48px -18px rgba(0,0,0,.14)}

/* 左侧图片区 */
.news-featured__visual{flex:0 0 52%;position:relative;overflow:hidden;background:linear-gradient(135deg,#1a1a2e,#0a0405)}
.news-featured__visual img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .6s ease}
.news-featured:hover .news-featured__visual img{transform:scale(1.05)}

/* 分类标签：叠在图片左上角 */
.news-featured__tag{position:absolute;top:18px;left:18px;z-index:2;color:#fff;font-size:12px;letter-spacing:.1em;font-weight:600;
  background:var(--accent);padding:6px 16px;border-radius:3px}

/* 右侧文字区 */
.news-featured__body{flex:1;display:flex;flex-direction:column;justify-content:center;gap:10px;padding:36px 36px 36px 28px;min-width:0}
.news-featured__meta{color:var(--muted);font-size:13px;letter-spacing:.06em;margin:0}
.news-featured__body h2{font-size:24px;line-height:1.35;margin:0;color:var(--ink);font-weight:700;letter-spacing:.01em;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.news-featured__excerpt{color:var(--ink-2);font-size:15px;line-height:1.7;margin:0;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
/* CTA 按钮 */
.news-featured__cta{display:inline-flex;align-items:center;gap:6px;color:var(--accent);font-size:14px;font-weight:600;
  margin-top:4px;letter-spacing:.03em;transition:gap .2s}
.news-featured:hover .news-featured__cta{gap:12px}

/* 卡片网格 */
.news-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:28px}
.news-card{display:block;background:#fff;border:1px solid var(--line);border-radius:10px;overflow:hidden;transition:transform .25s,box-shadow .25s}
.news-card:hover{transform:translateY(-6px);box-shadow:0 24px 50px -22px rgba(0,0,0,.18)}
.news-card__cover{position:relative;aspect-ratio:16/9;overflow:hidden;background:linear-gradient(135deg,#262b36,#0a0405)}
.news-card__cover img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .6s ease}
.news-card:hover .news-card__cover img{transform:scale(1.05)}
.news-card__cover::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 55%,rgba(20,24,32,.42))}
.news-card__tag{position:absolute;left:14px;top:14px;z-index:2;color:#fff;font-size:12px;letter-spacing:.1em;background:rgba(200,36,44,.92);padding:5px 12px;border-radius:3px;backdrop-filter:blur(2px)}
.news-card__date{position:absolute;left:14px;bottom:12px;color:#fff;font-size:12px;letter-spacing:.06em;z-index:2}
.news-card__body{padding:18px 20px 22px}
.news-card__body h3{margin:0 0 8px;font-size:18px;color:var(--ink);line-height:1.45}
.news-card__body p{margin:0;color:var(--muted);font-size:14px;line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* ============================================================
   新闻列表页：左主栏 + 右侧边栏（杂志布局）
   ============================================================ */

/* 两栏容器 */
.news-layout{display:grid;grid-template-columns:1fr 340px;gap:48px;align-items:start}

/* 左侧主内容 */
.news-main{min-width:0}

/* ---- 头条 ---- */
.news-list-item{
  display:flex;
  gap:28px;
  padding:28px 0;
  border-bottom:1px solid var(--line);
  background:#fff;
  transition:background .2s
}
.news-list-item:first-child{padding-top:4px}
.news-list-item:last-child{border-bottom-color:transparent}
.news-list-item:hover{background:var(--bg-alt)}
.news-list-item:focus-visible{outline:2px solid var(--accent);outline-offset:4px;border-radius:4px}

/* 缩略图 */
.news-list-item__thumb{
  flex:0 0 220px;
  position:relative;
  aspect-ratio:16/10;
  overflow:hidden;
  border-radius:6px;
  background:linear-gradient(135deg,#262b36,#0a0405)
}
.news-list-item__thumb img{
  position:absolute;inset:0;
  width:100%;height:100%;
  object-fit:cover;
  transition:transform .5s ease
}
.news-list-item:hover .news-list-item__thumb img{transform:scale(1.05)}

/* 内容区 */
.news-list-item__content{
  flex:1;
  display:flex;
  flex-direction:column;
  justify-content:center;
  min-width:0;
  padding:4px 0
}
.news-list-item__date{
  font-size:12px;
  color:var(--muted);
  letter-spacing:.06em;
  margin:0 0 8px
}
.news-list-item__content h3{
  font-size:20px;
  line-height:1.5;
  margin:0 0 10px;
  color:var(--ink);
  font-weight:700;
  letter-spacing:.02em;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
  transition:color .2s
}
.news-list-item:hover .news-list-item__content h3{color:var(--accent)}
.news-list-item__excerpt{
  font-size:14px;
  color:var(--muted);
  line-height:1.75;
  margin:0 0 10px;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden
}
.news-list-item .link-arrow{
  font-size:13px;
  margin-top:auto
}

/* ============================================================
   文章详情页：继续阅读（浅色轻量风格）
   ============================================================ */
.article-continue{padding:56px 0 64px;background:var(--bg-alt);border-top:1px solid var(--line)}
.article-continue__head{display:flex;align-items:center;gap:16px;margin-bottom:32px}
.article-continue__head h2{margin:0;font-size:24px;color:var(--ink);font-weight:700;letter-spacing:.04em;white-space:nowrap}
/* 品牌色装饰线 */
.article-continue__line{flex:1;height:1px;background:linear-gradient(90deg,var(--accent),transparent);max-width:200px;align-self:center}
.article-continue__head .muted{margin:0;font-size:14px;color:var(--muted);white-space:nowrap}

/* 文章列表：横排条目 */
.article-continue__list{display:flex;flex-direction:column;gap:0}
.article-continue__item{display:flex;align-items:center;gap:24px;padding:20px 24px;background:#fff;border:1px solid var(--line);border-radius:8px;text-decoration:none;transition:border-color .2s,box-shadow .2s,transform .2s;position:relative}
.article-continue__item + .article-continue__item{border-top-left-radius:0;border-top-right-radius:0;margin-top:-1px}
.article-continue__item:hover{border-color:var(--accent);box-shadow:0 4px 20px -8px rgba(200,36,44,.15);transform:translateX(4px);z-index:1}

/* 左侧缩略图 */
.article-continue__thumb{flex:0 0 auto;width:180px;height:110px;border-radius:5px;overflow:hidden;background:#eef1f5}
.article-continue__thumb img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .45s ease}
.article-continue__item:hover .article-continue__thumb img{transform:scale(1.06)}

/* 中间文字区 */
.article-continue__info{flex:1;min-width:0;display:flex;flex-direction:column;gap:6px}
.article-continue__cat{display:inline-block;font-size:11px;letter-spacing:.08em;color:var(--accent);font-weight:600;text-transform:uppercase}
.article-continue__info h3{margin:0;font-size:17px;color:var(--ink);font-weight:600;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;transition:color .2s}
.article-continue__item:hover .article-continue__info h3{color:var(--accent)}
.article-continue__info p{margin:0;font-size:13.5px;color:var(--muted);line-height:1.6;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.article-continue__info time{margin-top:2px;font-size:12px;color:var(--muted);opacity:.7;letter-spacing:.03em}

/* 右侧箭头 */
.article-continue__arrow{flex:0 0 auto;font-size:22px;color:var(--muted);transition:transform .25s,color .25s}
.article-continue__item:hover .article-continue__arrow{color:var(--accent);transform:translateX(4px)}

/* ============================================================
   新闻侧边栏
   ============================================================ */
.news-sidebar{display:flex;flex-direction:column;gap:28px;position:sticky;top:24px}
.news-sidebar__block{background:#fff;border:1px solid var(--line);border-radius:8px;padding:24px 20px}
.news-sidebar__title{font-size:15px;font-weight:700;color:var(--ink);margin:0 0 16px;letter-spacing:.04em;padding-bottom:12px;border-bottom:2px solid var(--accent);display:inline-block}

/* 分类标签 */
.news-tags{display:flex;flex-wrap:wrap;gap:8px}
.news-tag{display:inline-block;padding:6px 14px;font-size:13px;color:var(--ink-2);background:var(--bg-alt);border-radius:20px;text-decoration:none;transition:all .2s;border:1px solid transparent}
.news-tag:hover{color:#fff;background:var(--accent);border-color:var(--accent)}
.news-tag.is-active{color:#fff;background:var(--accent);border-color:var(--accent)}

/* 热门推荐 */
.news-hot{display:flex;flex-direction:column;gap:0}
.news-hot__item{display:flex;align-items:flex-start;gap:12px;padding:12px 0;border-bottom:1px solid var(--line);text-decoration:none;color:inherit;transition:background .2s}
.news-hot__item:last-child{border-bottom:none}
.news-hot__item:hover{background:var(--bg-alt);border-radius:4px;margin:0 -8px;padding-left:8px;padding-right:8px}
.news-hot__num{flex-shrink:0;width:22px;height:22px;line-height:22px;text-align:center;font-size:12px;font-weight:700;color:#fff;background:var(--muted-text,#999);border-radius:4px;margin-top:2px}
.news-hot__item:nth-child(1) .news-hot__num{background:var(--accent)}
.news-hot__item:nth-child(2) .news-hot__num{background:#e65c3c}
.news-hot__item:nth-child(3) .news-hot__num{background:#f5a623}
.news-hot__text{min-width:0;flex:1}
.news-hot__title{font-size:13.5px;color:var(--ink);line-height:1.55;margin:0 0 4px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;font-weight:500;transition:color .2s}
.news-hot__item:hover .news-hot__title{color:var(--accent)}
.news-hot__date{font-size:11.5px;color:var(--muted)}

/* 联系卡片 */
.news-sidebar__card{background:linear-gradient(135deg,#1a1a1a,#2a2a2a);border-radius:8px;padding:28px 24px;text-align:center;color:#fff}
.news-sidebar__card-title{font-size:17px;font-weight:700;margin:0 0 8px;letter-spacing:.03em}
.news-sidebar__card-desc{font-size:13px;color:rgba(255,255,255,.7);margin:0 0 18px;line-height:1.6}
.news-sidebar__card .btn-sm{font-size:13px;padding:8px 20px;display:inline-block}

/* ============================================================
   新闻详情 article
   ============================================================ */
.page-hero--article{padding:100px 0 48px}
.page-hero--article .article-eyebrow{display:inline-block;background:var(--accent);color:#fff;font-size:12px;letter-spacing:.14em;padding:5px 12px;border-radius:3px;margin-bottom:16px}
.page-hero--article .article-date{display:block;color:rgba(255,255,255,.7);font-size:13px;letter-spacing:.08em;margin-bottom:12px}
.article-body{max-width:740px;margin:0 auto;padding:0 20px}
.article-cover{width:100%;border-radius:10px;margin:0 0 44px;box-shadow:0 30px 60px -34px rgba(0,0,0,.28)}

/* ---- 正文排版核心 ---- */
.article-rich{color:var(--ink-2);font-size:17px;line-height:2;letter-spacing:.02em;text-align:justify}

/* 段落：首行缩进 + 底部间距 */
.article-rich p{margin:0 0 24px;text-indent:2em}

/* 首段特殊样式：无缩进 + 大字号引导 */
.article-rich p:first-of-type{
    text-indent:0;
    font-size:19px;
    line-height:2;
    color:var(--ink);
    margin-bottom:30px
}

/* 首字下沉（仅首段生效） */
.article-rich p:first-of-type::first-letter{
    float:left;
    font-size:3.2em;
    line-height:1;
    padding-right:8px;
    padding-top:4px;
    color:var(--accent);
    font-weight:700
}

/* 加粗文字品牌色高亮 */
.article-rich strong{
    color:var(--ink);
    font-weight:700;
    background:linear-gradient(180deg,transparent 60%,rgba(200,36,44,.14) 60%);
    padding:0 3px;
    border-radius:2px
}
.article-rich figure{margin:34px 0}
.article-rich figure img,.article-rich > img{display:block;width:100%;height:auto;border-radius:8px}
.article-rich figcaption{margin-top:8px;color:var(--muted);font-size:13px;text-align:center}

/* 标题层级 */
.article-rich h2,.article-rich h3{
    color:var(--ink);
    margin:42px 0 18px;
    line-height:1.45;
    font-weight:700
}
.article-rich h2{font-size:22px;padding-left:12px;border-left:4px solid var(--accent)}
.article-rich h3{
    font-size:19px;
    margin:34px 0 14px;
    padding-left:13px;
    position:relative
}
.article-rich h3::before{
    content:"";
    position:absolute;
    left:0;top:5px;bottom:5px;
    width:4px;border-radius:2px;
    background:linear-gradient(180deg,var(--accent),#e8555c)
}
.article-rich h3 + p{margin-top:0}

/* 列表 */
.article-rich ul,.article-rich ol{margin:0 0 24px;padding-left:0;list-style:none;counter-reset:li}
.article-rich li{
    position:relative;
    margin:0 0 12px;
    padding-left:26px;
    line-height:1.9
}
.article-rich ul li::before{
    content:"";
    position:absolute;
    left:6px;top:13px;
    width:6px;height:6px;border-radius:50%;
    background:var(--accent)
}
.article-rich ol{counter-reset:li}
.article-rich ol li{counter-increment:li}
.article-rich ol li::before{
    content:counter(li);
    position:absolute;
    left:0;top:2px;
    width:20px;height:20px;
    border-radius:50%;
    background:var(--accent);
    color:#fff;
    font-size:12px;font-weight:700;
    display:flex;align-items:center;justify-content:center
}

/* 内联图片 */
.article-inline{margin:40px 0;text-align:center}
.article-inline img{max-width:100%;border-radius:10px;box-shadow:0 20px 44px -26px rgba(0,0,0,.3);margin:0 auto}
.article-inline figcaption{margin-top:14px;color:var(--muted);font-size:13px;letter-spacing:.04em;font-style:italic}

/* ============================================================
   联系 contact（左右等高，无地图）
   ============================================================ */
.contact-main-section{padding:72px 0 64px}

/* 左右等高网格 */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:stretch}
.contact-grid h2{font-size:24px;margin:0 0 22px;color:var(--ink);font-weight:700;letter-spacing:.03em}

/* 左侧联系信息面板 */
.contact-info-panel{background:#fff;border:1px solid var(--line);border-radius:6px;padding:32px 28px;display:flex;flex-direction:column}
.contact-list{list-style:none;margin:auto 0;padding:0;flex:1}
.contact-list li{display:flex;justify-content:space-between;gap:16px;padding:12px 0;border-bottom:1px solid var(--line);font-size:15px}
.contact-list li:last-child{border-bottom:none}
.contact-list li strong{color:var(--ink-2);font-weight:600;flex-shrink:0}
.contact-list li span,.contact-list li a{color:var(--ink);text-align:right}

/* 右侧留言表单面板 —— 与左侧等高 */
.contact-form-panel{background:#fff;border:1px solid var(--line);border-radius:6px;padding:32px 28px;display:flex;flex-direction:column}

/* 表单基础 */
.contact-form{display:flex;flex-direction:column;gap:14px;margin:0;flex:1}

/* 姓名 + 电话：同一行，各占一半 */
.contact-form__row2{display:flex;gap:16px;align-items:center}
.contact-form__half{display:flex;align-items:center;gap:12px;flex:1;min-width:0;font-size:14px;font-weight:600;color:var(--ink-2)}
.contact-form__half input{display:block;width:1px;flex:1;min-width:0;padding:10px 14px;border:1px solid var(--line);border-radius:4px;font:inherit;font-weight:400;color:var(--ink);background:#fff;transition:border-color .2s,box-shadow .2s}
.contact-form__company{display:flex;align-items:center;gap:12px;font-size:14px;font-weight:600;color:var(--ink-2)}
.contact-form__company input{display:block;flex:1;min-width:0;padding:10px 14px;border:1px solid var(--line);border-radius:4px;font:inherit;font-weight:400;color:var(--ink);background:#fff;transition:border-color .2s,box-shadow .2s}

/* 需求 textarea（form 直接子元素，撑满剩余高度） */
.contact-form textarea{width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:4px;font:inherit;font-weight:400;color:var(--ink);background:#fff;transition:border-color .2s,box-shadow .2s;resize:vertical;flex:1;min-height:140px}

.contact-form__half input:focus,
.contact-form__company input:focus,
.contact-form textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(200,36,44,.12)}
.contact-form .btn{align-self:flex-start}
.alert{padding:12px 16px;border-radius:4px;font-size:14px;margin-bottom:16px;border:1px solid transparent}
.alert-error{background:#fdecec;color:#a12626;border-color:#f5c2c2}
.alert-success{background:#eaf7ee;color:#1d7a3f;border-color:#bfe6cb}

/* ============================================================
   响应式：内页
   ============================================================ */
@media (max-width: 992px){
    .services-grid{grid-template-columns:repeat(2,1fr);gap:18px}
    .contact-grid{grid-template-columns:1fr;gap:32px}
    .contact-info-panel,.contact-form-panel{padding:24px 18px}
    .contact-map-wrap{height:300px}
    .work-card--lg{grid-column:span 1}
    .work-card--lg .work-card__cover{aspect-ratio:16/10}
    /* 新闻：中屏侧边栏收窄 */
    .news-layout{grid-template-columns:1fr 280px;gap:32px}
    /* 头条：中屏 */
    .news-featured{flex-direction:column}
    .news-featured__visual{flex:none;height:220px}
    .news-featured__body{padding:28px 24px 24px}
    .news-featured__body h2{font-size:21px}
}
@media (max-width: 720px){
    .page-hero{padding:80px 0 44px}
    .page-hero h1{font-size:24px}
    .page-hero .lead{font-size:14px}
    .two-col{grid-template-columns:1fr;gap:32px}
    .capability-grid{grid-template-columns:1fr}
    .about-intro{padding-top:112px}
    .cases-grid{grid-template-columns:repeat(2,1fr);gap:16px;row-gap:28px}
    .services-grid{grid-template-columns:1fr;gap:16px}
    .case-card-tile__play{width:52px;height:52px}
    .about-intro__badge{left:0;bottom:-16px}
    .hero__dots{bottom:24px}
    /* 头条：手机端 */
    .news-featured{flex-direction:column;border-radius:8px;margin-bottom:24px}
    .news-featured__visual{height:200px}
    .news-featured__body{padding:22px 18px 20px}
    .news-featured__body h2{font-size:19px;-webkit-line-clamp:2}
    .news-featured__excerpt{-webkit-line-clamp:2}
    .news-featured__tag{top:14px;left:14px;font-size:11px;padding:5px 12px}
    /* 新闻列表：中屏 */
    .news-list-item{
      gap:20px;
      padding:20px 0
    }
    .news-list-item__thumb{flex:0 0 170px}
    .news-list-item__content h3{font-size:17px}
    .article-rich{font-size:16px;line-height:1.9;letter-spacing:.01em}
    .article-rich p:first-of-type{font-size:17px}
    .article-rich p:first-of-type::first-letter{font-size:2.4em}
    .article-cover{margin-bottom:24px}
    /* 新闻列表：移动端竖排 */
    .news-list-item{
      flex-direction:column;
      gap:14px;
      padding:18px 0
    }
    .news-list-item__content h3{font-size:16px;-webkit-line-clamp:3}
    /* 新闻：手机端侧边栏折叠到下方 */
    .news-layout{grid-template-columns:1fr;gap:32px}
    .news-sidebar{position:static;gap:20px}
    .news-sidebar__block{padding:18px 16px}
    /* 联系我们：手机端 */
    .contact-main-section{padding:48px 0 32px}
    .contact-info-panel,.contact-form-panel{padding:20px 16px}
    .contact-form__row2{flex-wrap:wrap}
    .contact-form textarea{min-height:80px}
    /* 继续阅读：手机端 */
    .article-continue{padding:40px 0 48px}
    .article-continue__head{flex-wrap:wrap;gap:10px;margin-bottom:24px}
    .article-continue__head h2{font-size:20px}
    .article-continue__line{display:none}
    .article-continue__head .muted{width:100%;margin-top:4px}
    .article-continue__item{padding:16px;gap:16px;border-radius:6px}
    .article-continue__item + .article-continue__item{margin-top:8px;border-radius:6px}
    .article-continue__thumb{width:120px;height:80px}
    .article-continue__info h3{font-size:15px;-webkit-line-clamp:2}
    .article-continue__info p{display:none}
    .article-continue__arrow{font-size:18px}
}

/* ============================================================
   减少动态效果（无障碍）
   ============================================================ */
@media (prefers-reduced-motion: reduce){
    *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}
    .hero__arrow{animation:none!important}
    .reveal{opacity:1!important;transform:none!important}
}

/* CMS V2 dynamic pages */
.cover-fill{width:100%;height:100%;object-fit:cover;display:block}
.detail-layout{max-width:980px}
.detail-cover{margin:0 0 42px;aspect-ratio:16/8;overflow:hidden;background:#eef1f5}
.detail-cover img{width:100%;height:100%;object-fit:cover;display:block}
.detail-content{max-width:780px;margin:0 auto;font-size:17px;line-height:2}
.service-card{color:inherit;text-decoration:none}
.service-card__body h2{font-size:20px;line-height:1.4;margin:0 0 10px}
.news-card{color:inherit;text-decoration:none}
.news-card__cover img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .5s ease}
.news-card:hover .news-card__cover img{transform:scale(1.04)}
.news-card__body time{display:block;margin-bottom:7px;color:var(--muted);font-size:12px}
.news-card__body h2{margin:0 0 8px;font-size:18px;line-height:1.5}
.empty-state{max-width:720px;margin:0 auto;padding:72px 36px;text-align:center;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.empty-state__title{margin:0 0 12px;font-size:24px;font-weight:700;color:var(--ink)}
.empty-state .btn{margin-top:22px}
.timeline-list{max-width:900px;margin:0 auto}
.timeline-list article{display:grid;grid-template-columns:140px 1fr;gap:32px;padding:28px 0;border-top:1px solid var(--line)}
.timeline-list article>strong{font-size:28px;color:var(--accent)}
.timeline-list h3{margin:0 0 8px}
.timeline-list p{margin:0;color:var(--muted)}
.media-gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.media-gallery figure{margin:0}
.media-gallery img{width:100%;aspect-ratio:4/3;object-fit:cover;display:block}
.media-gallery figcaption{padding:10px 0;color:var(--muted);font-size:13px}
.contact-qr-panel{background:#fff;border:1px solid var(--line);border-radius:6px;padding:32px 28px}
.contact-qr-panel h2{margin:0 0 24px}
.contact-qr-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.contact-qr-grid figure{margin:0;text-align:center}
.contact-qr-grid img{display:block;width:100%;aspect-ratio:1;object-fit:contain;border:1px solid var(--line)}
.contact-qr-grid figcaption{padding-top:8px;color:var(--muted);font-size:13px}
.contact-note{margin:26px 0 0;padding-top:18px;border-top:1px solid var(--line);color:var(--muted);font-size:14px}
.status-page{min-height:70vh;padding:190px 0 100px;display:grid;align-items:center;text-align:center}
.status-page h1{margin:8px 0 12px;font-size:48px}
.status-page p{color:var(--muted)}
.status-page .btn{margin-top:22px}
.site-footer a{color:inherit}

@media (max-width:720px){
    .detail-cover{margin-bottom:28px;aspect-ratio:4/3}
    .detail-content{font-size:16px}
    .timeline-list article{grid-template-columns:1fr;gap:8px}
    .media-gallery{grid-template-columns:1fr 1fr}
    .contact-qr-panel{padding:22px 16px}
    .contact-qr-grid{grid-template-columns:repeat(3,1fr);gap:8px}
    .empty-state{padding:52px 16px}
    .empty-state__title{font-size:20px}
    .status-page{padding:140px 0 72px}
    .status-page h1{font-size:32px}
}