/* ===========================================================
   LIVÉPRO 丽肤宝 · 官网样式
   Design Language: Apple-style Minimal / Tech
   Neutral system (#f5f5f7 · #1d1d1f) + Brand accent #DD137B
   =========================================================== */
:root{
  /* Brand (enterprise anchor — kept as precise accent) */
  --brand:#DD137B;
  --brand-2:#B80E63;
  --brand-soft:#FCE7F1;
  --brand-tint:#FBF3F7;

  /* Apple-style neutral system */
  --ink:#1d1d1f;         /* near-black text */
  --ink-soft:#6e6e73;    /* secondary gray */
  --ink-mute:#86868b;    /* tertiary gray */
  --paper:#ffffff;
  --bg:#f5f5f7;          /* apple light gray */
  --bg-2:#fafafa;
  --line:#d2d2d7;        /* hairline */
  --line-soft:#e8e8ed;
  --dark:#1d1d1f;        /* dark section bg */

  --radius:18px;
  --radius-lg:24px;
  --maxw:1120px;
  --shadow-sm:0 1px 2px rgba(0,0,0,.04);
  --shadow:0 4px 24px rgba(0,0,0,.06);
  --shadow-lg:0 18px 60px rgba(0,0,0,.10);
  --ease:cubic-bezier(.28,.11,.32,1);

  /* Living dot-grid background (Rollbahn-style) */
  --grid-dot:rgba(29,29,31,.05);     /* faint neutral grid */
  --grid-accent:rgba(221,19,123,.16);/* sparse brand-pink dots */
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;background:var(--paper)}
body{
  font-family:-apple-system,BlinkMacSystemFont,'SF Pro Display','SF Pro Text','Inter','Segoe UI','PingFang SC','Hiragino Sans GB','Microsoft YaHei',sans-serif;
  color:var(--ink);background:transparent;line-height:1.5;
  -webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;
  letter-spacing:-.01em;
}

/* ---------- Living dot-grid background (Rollbahn-style) ---------- */
.bg-grid{
  position:fixed;inset:0;z-index:-1;pointer-events:none;
  background-image:
    radial-gradient(circle, var(--grid-dot) 1.3px, transparent 1.5px),
    radial-gradient(circle, var(--grid-accent) 1.8px, transparent 2px);
  background-size:26px 26px, 130px 130px;
  background-position:0 0, 0 0;
  animation:gridDrift 30s linear infinite;
  will-change:background-position;
}
.bg-grid::after{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(55% 45% at 82% 8%, rgba(221,19,123,.055), transparent 70%),
    radial-gradient(45% 45% at 8% 92%, rgba(221,19,123,.045), transparent 70%);
}
@keyframes gridDrift{
  to{background-position:26px 26px, -130px 130px}
}
@media (prefers-reduced-motion:reduce){
  .bg-grid{animation:none}
}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 32px}
section{padding:110px 0;position:relative}
.serif{font-family:inherit}
.mono{font-family:'Space Mono',ui-monospace,monospace}
.text-brand{color:var(--brand)}
/* 统计数字：等宽数字，配合 JS 预留宽度，消除计数过程中的微抖 */
.num,.count-num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum" 1}

.eyebrow{
  font-family:'Space Mono',ui-monospace,monospace;font-size:12px;
  letter-spacing:.02em;text-transform:uppercase;color:var(--brand);font-weight:700;
}

/* ---------- Logo ---------- */
.logo{display:inline-flex;align-items:center;text-decoration:none;color:var(--ink)}
.logo-img{height:38px;width:auto;display:block;transition:opacity .25s var(--ease)}
.logo:hover .logo-img{opacity:.7}
.footer-brand .logo-img{height:44px}
.logo-mark,.logo-text,.accent,.accent-o{display:none}

/* ---------- Buttons (Apple pill) ---------- */
.btn{
  display:inline-flex;align-items:center;gap:7px;background:var(--brand);color:#fff;
  font-weight:500;font-size:15px;padding:12px 24px;border-radius:980px;text-decoration:none;
  transition:background .25s var(--ease),transform .25s var(--ease),box-shadow .25s var(--ease);
  border:none;cursor:pointer;position:relative;overflow:hidden;letter-spacing:-.01em;
}
.btn:hover{background:var(--brand-2);transform:scale(1.015)}
.btn:active{transform:scale(.99)}
.btn-outline{
  display:inline-flex;align-items:center;gap:7px;background:transparent;color:var(--brand);
  font-weight:500;font-size:15px;padding:11px 22px;border-radius:980px;text-decoration:none;
  border:1px solid var(--line);transition:all .25s var(--ease);letter-spacing:-.01em;
}
.btn-outline:hover{border-color:var(--brand);background:var(--brand-tint)}
.btn-light{background:#fff;color:var(--brand);box-shadow:var(--shadow)}
.btn-light:hover{background:var(--bg)}

/* ---------- Header / Nav ---------- */
header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:rgba(255,255,255,.72);backdrop-filter:saturate(180%) blur(20px);
  -webkit-backdrop-filter:saturate(180%) blur(20px);
  border-bottom:1px solid transparent;transition:border-color .3s,background .3s;
}
header.scrolled{border-bottom:1px solid var(--line-soft);background:rgba(255,255,255,.85)}
header.nav-hidden{transform:translateY(-100%);pointer-events:none}
header .wrap{display:flex;align-items:center;justify-content:space-between;height:64px}
nav.main-nav{display:flex;align-items:center;gap:34px}
nav.main-nav a{
  font-size:14px;font-weight:400;color:var(--ink);text-decoration:none;
  transition:color .2s;position:relative;padding:2px 0;letter-spacing:-.01em;
}
nav.main-nav a:hover,nav.main-nav a.active{color:var(--brand)}
.nav-cta{display:flex;align-items:center;gap:20px}
.lang{font-size:13px;color:var(--ink-soft);cursor:pointer;letter-spacing:-.01em}
.mobile-toggle{display:none;background:none;border:none;cursor:pointer;color:var(--ink)}
.mobile-panel{
  display:none;position:fixed;top:64px;left:0;right:0;z-index:99;background:rgba(255,255,255,.96);
  backdrop-filter:blur(20px);border-bottom:1px solid var(--line-soft);padding:16px 32px;
  flex-direction:column;gap:4px;
}
.mobile-panel.open{display:flex}
.mobile-panel a{font-size:16px;font-weight:400;color:var(--ink);text-decoration:none;padding:12px 0;border-bottom:1px solid var(--line-soft)}
@media(max-width:980px){
  nav.main-nav{display:none}
  .nav-cta .btn{display:none}
  .mobile-toggle{display:block}
}

/* ---------- Hero ---------- */
.hero{position:relative;padding:150px 0 90px;overflow:hidden;min-height:92vh;display:flex;align-items:center}
.hero-bg{position:absolute;inset:0;z-index:0;pointer-events:none}
.hero-bg .blob{position:absolute;border-radius:50%;filter:blur(120px);opacity:.5}
.hero-bg .blob-1{width:560px;height:560px;background:var(--brand-soft);top:-180px;right:-120px;opacity:.55}
.hero-bg .blob-2{width:420px;height:420px;background:#eef0f5;bottom:-120px;left:-140px;opacity:.8}
.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:64px;align-items:center;position:relative;z-index:1}
.hero .eyebrow{margin-bottom:22px}
.hero h1{
  font-size:80px;font-weight:600;line-height:1.05;letter-spacing:-.03em;margin-bottom:24px;color:var(--ink);
}
.hero h1 em{font-style:normal;color:var(--brand)}
.hero p{font-size:19px;color:var(--ink-soft);max-width:520px;margin-bottom:34px;line-height:1.6;font-weight:400}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:66px}
.hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:32px;border-top:1px solid var(--line-soft);padding-top:34px}
.hero-stat .num{font-size:44px;font-weight:600;color:var(--ink);line-height:1;letter-spacing:-.02em}
.hero-stat .label{font-size:13px;color:var(--ink-mute);margin-top:10px}

.hero-visual{position:relative}
.hero-image-card{
  position:relative;background:var(--bg);border-radius:var(--radius-lg);overflow:hidden;
  box-shadow:var(--shadow-lg);aspect-ratio:4/5;border:1px solid var(--line-soft);
}
.hero-image-card .img-main{position:absolute;inset:0;background:linear-gradient(160deg,#ffffff 0%,#f0f1f4 100%);display:flex;align-items:center;justify-content:center}
.hero-image-card .badge{
  position:absolute;bottom:20px;left:20px;right:20px;background:rgba(255,255,255,.75);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid rgba(255,255,255,.6);
  border-radius:16px;padding:16px 20px;z-index:2;box-shadow:var(--shadow-sm);
}
.badge-row{display:flex;align-items:center;justify-content:space-between}
.badge-text .title{font-weight:600;font-size:14px;color:var(--ink)}
.badge-text .sub{font-size:11px;color:var(--ink-mute);margin-top:3px}
.badge-dot{width:10px;height:10px;background:var(--brand);border-radius:50%;box-shadow:0 0 0 4px rgba(221,19,123,.16);animation:pulse 2.2s infinite}
@keyframes pulse{0%,100%{box-shadow:0 0 0 0 rgba(221,19,123,.28)}50%{box-shadow:0 0 0 9px rgba(221,19,123,0)}}
.floating-card{
  position:absolute;background:rgba(255,255,255,.8);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border:1px solid var(--line-soft);border-radius:16px;padding:15px 19px;box-shadow:var(--shadow);z-index:3;
}
.floating-card.fc-1{top:34px;right:-22px}
.floating-card.fc-2{bottom:70px;left:-28px}
.floating-card .fc-label{font-family:'Space Mono',monospace;font-size:10px;color:var(--brand);letter-spacing:.04em;margin-bottom:5px}
.floating-card .fc-val{font-size:18px;font-weight:600;color:var(--ink);letter-spacing:-.01em}
.floating-card .fc-sub{font-size:11px;color:var(--ink-mute);margin-top:3px}

/* ---------- Page Hero (内页) ---------- */
.page-hero{position:relative;padding:170px 0 70px;background:transparent;overflow:hidden}
.page-hero .wrap{position:relative;z-index:1}
.breadcrumb{font-size:13px;color:var(--ink-mute);letter-spacing:-.01em;margin-bottom:20px}
.breadcrumb a{color:var(--ink-mute);text-decoration:none}
.breadcrumb a:hover{color:var(--brand)}
.page-hero h1{font-size:64px;font-weight:600;line-height:1.06;letter-spacing:-.03em;margin-bottom:20px}
.page-hero p{font-size:19px;color:var(--ink-soft);max-width:640px;line-height:1.6}
.page-hero .hero-stats{margin-top:48px;max-width:640px}

/* ---------- Marquee (light, minimal) ---------- */
.marquee{background:var(--bg);color:var(--ink-soft);padding:18px 0;overflow:hidden;position:relative;z-index:2;border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft)}
.marquee-track{display:flex;gap:56px;animation:marquee 42s linear infinite;white-space:nowrap;width:max-content}
.marquee-track span{font-family:'Space Mono',monospace;font-size:12px;letter-spacing:.04em;text-transform:uppercase;opacity:.75;display:flex;align-items:center;gap:12px}
.marquee-track span::before{content:"";width:5px;height:5px;background:var(--brand);border-radius:50%}
@keyframes marquee{0%{transform:translateX(0)}100%{transform:translateX(-50%)}}
.marquee:hover .marquee-track{animation-play-state:paused}

/* ---------- Section Head ---------- */
.section-head{display:grid;grid-template-columns:1fr 1.2fr;gap:48px;align-items:end;margin-bottom:64px}
.section-head h2{font-size:48px;font-weight:600;line-height:1.08;letter-spacing:-.03em}
.section-head p{font-size:18px;color:var(--ink-soft);line-height:1.6;max-width:520px}
.section-head .link{color:var(--brand);font-weight:500;text-decoration:none;font-size:15px;display:inline-flex;align-items:center;gap:6px;margin-top:16px}

/* ---------- Overview cards ---------- */
.overview-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.ov-card{
  background:var(--bg);border-radius:var(--radius-lg);padding:34px 30px;border:1px solid transparent;
  transition:transform .4s var(--ease),box-shadow .4s var(--ease),background .3s;
  text-decoration:none;color:inherit;display:block;position:relative;overflow:hidden;
}
.ov-card:hover{transform:translateY(-4px);background:var(--paper);box-shadow:var(--shadow-lg);border-color:var(--line-soft)}
.ov-card .num{font-family:'Space Mono',monospace;font-size:13px;font-weight:700;color:var(--brand);letter-spacing:.02em}
.ov-card .icon{width:48px;height:48px;border-radius:14px;background:var(--paper);border:1px solid var(--line-soft);display:flex;align-items:center;justify-content:center;margin:16px 0 22px;color:var(--brand);transition:background .3s}
.ov-card:hover .icon{background:var(--brand-soft);border-color:transparent}
.ov-card h3{font-size:22px;font-weight:600;margin-bottom:10px;letter-spacing:-.02em}
.ov-card p{font-size:15px;color:var(--ink-soft);line-height:1.6}
.ov-card .more{margin-top:18px;font-size:14px;font-weight:500;color:var(--brand);display:inline-flex;align-items:center;gap:6px;opacity:0;transform:translateX(-4px);transition:all .3s var(--ease)}
.ov-card:hover .more{opacity:1;transform:translateX(0)}

/* ---------- Generic feature cards ---------- */
.card-grid{display:grid;gap:20px}
.card-grid.cols-3{grid-template-columns:repeat(3,1fr)}
.card-grid.cols-2{grid-template-columns:repeat(2,1fr)}
.feature-card{background:var(--bg);border-radius:var(--radius-lg);padding:34px 30px;border:1px solid transparent;transition:transform .4s var(--ease),box-shadow .4s var(--ease),background .3s;position:relative;overflow:hidden}
.feature-card:hover{transform:translateY(-4px);background:var(--paper);box-shadow:var(--shadow-lg);border-color:var(--line-soft)}
.feature-card .icon{width:52px;height:52px;border-radius:14px;background:var(--paper);border:1px solid var(--line-soft);display:flex;align-items:center;justify-content:center;margin-bottom:22px;color:var(--brand)}
.feature-card h3{font-size:22px;font-weight:600;margin-bottom:12px;letter-spacing:-.02em}
.feature-card p{font-size:15px;color:var(--ink-soft);line-height:1.6;margin-bottom:18px}
.feature-card ul{list-style:none;display:flex;flex-direction:column;gap:10px}
.feature-card li{font-size:14px;color:var(--ink-soft);display:flex;align-items:flex-start;gap:10px}
.feature-card li::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--brand);margin-top:8px;flex:none}
.feature-card .tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:8px}
.tag{font-family:'Space Mono',monospace;font-size:11px;letter-spacing:.03em;text-transform:uppercase;background:var(--brand-soft);color:var(--brand-2);padding:5px 10px;border-radius:6px;font-weight:700}

/* ---------- Split blocks ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
.split.rev{direction:rtl}
.split.rev>*{direction:ltr}
.split-visual{position:relative;background:linear-gradient(160deg,#ffffff 0%,#eef0f4 100%);border-radius:var(--radius-lg);aspect-ratio:4/3;overflow:hidden;box-shadow:var(--shadow);border:1px solid var(--line-soft)}
.split-visual .badge{position:absolute;bottom:22px;left:22px;right:22px;background:rgba(255,255,255,.8);backdrop-filter:blur(16px);border:1px solid rgba(255,255,255,.6);border-radius:16px;padding:16px 20px;z-index:2}
.split-body .eyebrow{margin-bottom:16px}
.split-body h3{font-size:38px;font-weight:600;line-height:1.1;margin-bottom:20px;letter-spacing:-.03em}
.split-body p{font-size:17px;color:var(--ink-soft);line-height:1.6;margin-bottom:16px}
.split-list{list-style:none;margin-top:24px;display:flex;flex-direction:column;gap:14px}
.split-list li{display:flex;gap:14px;align-items:flex-start;font-size:16px;color:var(--ink-soft)}
.split-list li .dot{width:22px;height:22px;border-radius:50%;background:var(--brand-soft);color:var(--brand);display:flex;align-items:center;justify-content:center;flex:none;font-size:12px;font-weight:700;margin-top:1px}

/* ---------- Stats row ---------- */
.stat-row{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:40px}
.stat-card{background:var(--bg);border-radius:var(--radius);padding:28px;text-align:center}
.stat-card .num{font-size:44px;font-weight:600;color:var(--ink);line-height:1;letter-spacing:-.02em}
.stat-card .lbl{font-size:13px;color:var(--ink-mute);margin-top:10px}

/* ---------- Brand detail cards ---------- */
.brand-row{display:grid;grid-template-columns:.9fr 1.1fr;gap:52px;align-items:center;padding:64px 0;border-bottom:1px solid var(--line-soft)}
.brand-row:last-child{border-bottom:none}
.brand-row.rev{direction:rtl}
.brand-row.rev>*{direction:ltr}
.brand-vis{position:relative;background:linear-gradient(160deg,#ffffff 0%,#eef0f4 100%);border-radius:var(--radius-lg);aspect-ratio:1/1;display:flex;align-items:center;justify-content:center;overflow:hidden;border:1px solid var(--line-soft)}
.brand-vis .bn{font-size:34px;font-weight:600;color:var(--ink);z-index:1;letter-spacing:-.02em}
.brand-vis .tone{position:absolute;top:24px;right:24px;width:40px;height:40px;border-radius:50%;border:2px solid rgba(0,0,0,.06)}
.brand-row h3{font-size:38px;font-weight:600;margin-bottom:6px;letter-spacing:-.03em}
.brand-row .btag{font-family:'Space Mono',monospace;font-size:12px;color:var(--brand);letter-spacing:.06em;text-transform:uppercase;margin-bottom:18px}
.brand-row p{font-size:17px;color:var(--ink-soft);line-height:1.6;margin-bottom:20px}
.brand-meta{display:flex;gap:36px;margin-top:20px;padding-top:20px;border-top:1px solid var(--line-soft)}
.brand-meta div .val{font-size:30px;font-weight:600;color:var(--ink);letter-spacing:-.02em}
.brand-meta div .lbl{font-size:12px;color:var(--ink-mute);margin-top:4px}

/* ---------- Timeline ---------- */
.timeline{position:relative;margin-top:60px;padding-left:40px}
.timeline::before{content:"";position:absolute;left:0;top:8px;bottom:8px;width:2px;background:var(--line)}
.tl-item{position:relative;padding-bottom:44px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{content:"";position:absolute;left:-46px;top:6px;width:12px;height:12px;border-radius:50%;background:var(--brand)}
.tl-item .year{font-family:'Space Mono',monospace;font-size:13px;color:var(--brand);font-weight:700;letter-spacing:.02em}
.tl-item h4{font-size:24px;font-weight:600;margin:6px 0 8px;letter-spacing:-.02em}
.tl-item p{font-size:16px;color:var(--ink-soft);line-height:1.6;max-width:640px}

/* ---------- Cases grid ---------- */
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.case-card{background:var(--paper);border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line-soft);transition:transform .4s var(--ease),box-shadow .4s var(--ease);display:flex;flex-direction:column}
.case-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.case-card .cv{height:180px;background:linear-gradient(160deg,#ffffff 0%,#eef0f4 100%);position:relative;display:flex;align-items:flex-end;padding:22px;border-bottom:1px solid var(--line-soft)}
.case-card .cv .flag{background:rgba(255,255,255,.9);border-radius:10px;padding:8px 14px;font-family:'Space Mono',monospace;font-size:11px;color:var(--brand);font-weight:700;letter-spacing:.03em}
.case-card .cb{padding:26px 26px;flex:1;display:flex;flex-direction:column}
.case-card .cb .eyebrow{margin-bottom:10px}
.case-card .cb h3{font-size:22px;font-weight:600;margin-bottom:10px;line-height:1.2;letter-spacing:-.02em}
.case-card .cb p{font-size:15px;color:var(--ink-soft);line-height:1.6;flex:1}
.case-card .cb .res{display:flex;gap:24px;margin-top:20px;padding-top:18px;border-top:1px solid var(--line-soft)}
.case-card .cb .res .v{font-size:26px;font-weight:600;color:var(--ink);letter-spacing:-.02em}
.case-card .cb .res .l{font-size:11px;color:var(--ink-mute);margin-top:3px}

/* ---------- Quote band ---------- */
.quote-band{background:var(--dark);color:#f5f5f7;padding:100px 0;text-align:center}
.quote-band .qmark{font-size:80px;color:var(--brand);line-height:1;font-weight:600}
.quote-band blockquote{font-size:36px;font-style:normal;font-weight:600;max-width:820px;margin:0 auto 24px;line-height:1.3;letter-spacing:-.02em}
.quote-band .author{font-size:14px;color:rgba(255,255,255,.55);letter-spacing:0}

/* ---------- CTA (light, Apple product-page style) ---------- */
.cta{background:transparent;color:var(--ink);position:relative;overflow:hidden;text-align:center;padding:130px 0}
.cta-bg{position:absolute;inset:0;pointer-events:none;opacity:1}
.cta-bg .circle{position:absolute;border-radius:50%;filter:blur(120px);opacity:.5}
.cta-bg .c1{width:520px;height:520px;top:-200px;left:-120px;background:var(--brand-soft)}
.cta-bg .c2{width:400px;height:400px;bottom:-160px;right:-100px;background:#e9ebf1}
.cta h2{font-size:56px;font-weight:600;line-height:1.06;margin-bottom:20px;position:relative;z-index:1;letter-spacing:-.03em}
.cta p{font-size:19px;color:var(--ink-soft)!important;opacity:1!important;max-width:560px;margin:0 auto 34px;position:relative;z-index:1;line-height:1.6}
.cta .btn{position:relative;z-index:1}
.cta-links{display:flex;justify-content:center;gap:32px;margin-top:34px;font-size:15px;color:var(--ink-soft);position:relative;z-index:1;flex-wrap:wrap}
.cta-links a{color:var(--ink);text-decoration:none;border-bottom:1px solid var(--line);padding-bottom:2px;transition:border-color .2s,color .2s}
.cta-links a:hover{color:var(--brand);border-color:var(--brand)}

/* ---------- Footer ---------- */
footer{background:var(--paper);color:var(--ink);padding:72px 0 32px;border-top:1px solid var(--line-soft)}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:48px;margin-bottom:56px}
.footer-brand .logo{color:var(--ink);margin-bottom:20px}
.footer-brand p{font-size:14px;color:var(--ink-soft);line-height:1.6;max-width:300px}
.footer-col h4{font-size:13px;letter-spacing:-.01em;color:var(--ink-mute);margin-bottom:16px;font-weight:600}
.footer-col a{display:block;color:var(--ink-soft);text-decoration:none;font-size:14px;margin-bottom:12px;transition:color .2s}
.footer-col a:hover{color:var(--brand)}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;padding-top:28px;border-top:1px solid var(--line-soft);font-size:12px;color:var(--ink-mute);flex-wrap:wrap;gap:16px}
.footer-social{display:flex;gap:12px}
.footer-social a{width:34px;height:34px;border-radius:50%;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;color:var(--ink-soft);text-decoration:none;font-size:13px;transition:all .25s var(--ease)}
.footer-social a:hover{background:var(--brand);border-color:var(--brand);color:#fff}

/* ---------- Reveal animation ---------- */
.reveal,.reveal-l,.reveal-r,.reveal-scale{opacity:0;transition:opacity .8s var(--ease),transform .8s var(--ease)}
.reveal{transform:translateY(22px)}
.reveal-l{transform:translateX(-40px)}
.reveal-r{transform:translateX(40px)}
.reveal-scale{transform:scale(.94)}
.reveal.in,.reveal-l.in,.reveal-r.in,.reveal-scale.in{opacity:1;transform:none}

/* ---------- Responsive ---------- */
@media(max-width:980px){
  section{padding:80px 0}
  .hero{padding:120px 0 70px;min-height:auto}
  .hero-grid{grid-template-columns:1fr;gap:48px}
  .hero h1{font-size:52px}
  .hero-visual{order:-1;max-width:420px;margin:0 auto}
  .section-head{grid-template-columns:1fr;gap:20px}
  .section-head h2{font-size:38px}
  .page-hero h1{font-size:46px}
  .overview-grid,.card-grid.cols-3,.case-grid{grid-template-columns:1fr}
  .card-grid.cols-2{grid-template-columns:1fr}
  .split,.split.rev,.brand-row,.brand-row.rev{grid-template-columns:1fr;direction:ltr;gap:40px}
  .stat-row{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .cta h2{font-size:40px}
}
@media(max-width:560px){
  .wrap{padding:0 22px}
  .hero h1{font-size:42px}
  .hero-stats{grid-template-columns:1fr;gap:22px}
  .page-hero h1{font-size:34px}
  .section-head h2{font-size:30px}
  .stat-row{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .cta h2{font-size:32px}
}

/* ===========================================================
   Interaction & Motion Layer
   =========================================================== */
.scroll-progress{position:fixed;top:0;left:0;height:2px;width:0;background:var(--brand);z-index:300;transition:width .08s linear}

/* 返回顶部按钮 (right side, flexible bob) */
.to-top{
  position:fixed;
  right:26px;
  bottom:30px;
  z-index:299;
  width:52px;
  height:52px;
  border:none;
  border-radius:50%;
  background:var(--brand);
  color:#fff;
  cursor:pointer;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  box-shadow:0 8px 22px rgba(221,19,123,.35);
  opacity:0;
  visibility:hidden;
  transform:translateY(20px) scale(.85);
  transition:opacity .35s var(--ease), visibility .35s, transform .45s cubic-bezier(.34,1.56,.64,1), box-shadow .3s var(--ease);
  -webkit-tap-highlight-color:transparent;
}
.to-top svg{width:22px;height:22px;display:block}
.to-top.show{
  opacity:1;
  visibility:visible;
  transform:translateY(0) scale(1);
  animation:toTopBob 2.4s ease-in-out infinite;
}
.to-top:hover{
  animation:none;
  transform:translateY(-5px) scale(1.07);
  box-shadow:0 14px 32px rgba(221,19,123,.5);
}
.to-top:hover svg{animation:arrowBob .9s ease-in-out infinite}
.to-top:active{animation:none;transform:translateY(0) scale(.92);box-shadow:0 6px 16px rgba(221,19,123,.4)}
.to-top:focus-visible{outline:2px solid var(--brand);outline-offset:3px}
@keyframes toTopBob{
  0%,100%{transform:translateY(0)}
  50%{transform:translateY(-7px)}
}
@keyframes arrowBob{
  0%,100%{transform:translateY(0)}
  50%{transform:translateY(-3px)}
}
@media (prefers-reduced-motion: reduce){
  .to-top{transition:opacity .2s, visibility .2s; transform:translateY(0) scale(1)}
  .to-top.show{animation:none}
  .to-top:hover{animation:none; transform:translateY(0) scale(1.04)}
  .to-top:hover svg{animation:none}
  .to-top:active{animation:none; transform:translateY(0) scale(.96)}
}

.tilt{position:relative;transition:transform .3s var(--ease),box-shadow .3s;will-change:transform}
.tilt::after{content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;opacity:0;transition:opacity .35s;background:radial-gradient(260px circle at var(--mx,50%) var(--my,50%),rgba(221,19,123,.08),transparent 62%)}
.tilt:hover::after{opacity:1}

.ripple{position:absolute;border-radius:50%;background:rgba(255,255,255,.4);transform:scale(0);animation:ripple .6s ease-out;pointer-events:none}
@keyframes ripple{to{transform:scale(2.6);opacity:0}}

/* 数字滚动带 (dark Apple section) */
.countup-band{background:var(--dark);color:#f5f5f7;padding:96px 0;position:relative;overflow:hidden}
.countup-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:20px;text-align:center;position:relative;z-index:1}
.countup-item .num{font-size:52px;font-weight:600;color:#fff;line-height:1;letter-spacing:-.03em}
.countup-item .lbl{font-family:'Space Mono',monospace;font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--brand);margin-top:14px;opacity:.9}

/* 交互式流程步骤 */
.steps{position:relative;display:grid;grid-template-columns:repeat(7,1fr);margin-top:52px}
.steps::before{content:"";position:absolute;top:36px;left:8%;right:8%;height:1px;background:var(--line);z-index:0}
.step{position:relative;text-align:center;padding:0 14px;cursor:pointer;z-index:1}
.step .dot{width:72px;height:72px;border-radius:50%;background:var(--paper);border:1px solid var(--line);display:flex;align-items:center;justify-content:center;margin:0 auto 18px;font-size:26px;font-weight:600;color:var(--ink-mute);transition:all .4s var(--ease);letter-spacing:-.02em}
.step:hover .dot,.step.active .dot{background:var(--brand);color:#fff;border-color:var(--brand);transform:scale(1.06)}
.step h4{font-size:19px;font-weight:600;margin-bottom:0;letter-spacing:-.02em}
.step p{font-size:14px;color:var(--ink-soft);line-height:1.55;max-width:210px;margin:10px auto 0;max-height:0;opacity:0;overflow:hidden;transition:all .4s var(--ease)}
.step:hover p,.step.active p{max-height:150px;opacity:1}

/* Tabs */
.tabs-head{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:44px}
.tab-btn{font-size:14px;letter-spacing:-.01em;padding:10px 22px;border-radius:980px;border:1px solid var(--line);background:var(--paper);color:var(--ink-soft);cursor:pointer;transition:all .25s var(--ease)}
.tab-btn:hover{border-color:var(--brand);color:var(--brand)}
.tab-btn.active{background:var(--brand);color:#fff;border-color:var(--brand)}
.tab-panel{display:none}
.tab-panel.active{display:block;animation:fadeUp .5s var(--ease)}
@keyframes fadeUp{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}

/* 案例筛选 */
.filter-bar{display:flex;gap:8px;flex-wrap:wrap;justify-content:center;margin-bottom:44px}
.filter-btn{font-size:13px;letter-spacing:-.01em;padding:9px 20px;border-radius:980px;border:1px solid var(--line);background:var(--paper);color:var(--ink-soft);cursor:pointer;transition:all .25s var(--ease)}
.filter-btn:hover{border-color:var(--brand);color:var(--brand)}
.filter-btn.active{background:var(--ink);color:#fff;border-color:var(--ink)}
.case-card{transition:transform .45s var(--ease),opacity .45s,box-shadow .3s}
.case-card.is-hidden{display:none}

/* 翻转卡片 */
.flip-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.flip-card{perspective:1400px;height:420px;cursor:pointer}
.flip-inner{position:relative;width:100%;height:100%;transition:transform .8s cubic-bezier(.4,.2,.2,1);transform-style:preserve-3d}
.flip-card:hover .flip-inner,.flip-card.flipped .flip-inner{transform:rotateY(180deg)}
.flip-front,.flip-back{position:absolute;inset:0;backface-visibility:hidden;-webkit-backface-visibility:hidden;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line-soft);box-shadow:var(--shadow);display:flex;flex-direction:column;padding:34px}
.flip-front{background:var(--paper)}
.flip-back{transform:rotateY(180deg);background:var(--dark);color:#f5f5f7}
.flip-front .bn{font-size:34px;font-weight:600;line-height:1;letter-spacing:-.02em}
.flip-front .btag{font-family:'Space Mono',monospace;font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--brand);margin:8px 0 18px}
.flip-front p{font-size:15px;color:var(--ink-soft);line-height:1.6}
.flip-swatch{width:46px;height:46px;border-radius:50%;margin-top:auto;border:2px solid rgba(0,0,0,.06)}
.flip-back h4{font-size:22px;font-weight:600;margin-bottom:16px;letter-spacing:-.02em}
.flip-back ul{list-style:none;display:flex;flex-direction:column;gap:13px}
.flip-back li{font-size:14px;color:rgba(255,255,255,.82);display:flex;gap:10px;align-items:flex-start}
.flip-back li::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--brand);margin-top:7px;flex:none}
.flip-back .num{font-size:24px;font-weight:600;color:var(--brand);display:block}
.flip-hint{font-family:'Space Mono',monospace;font-size:11px;color:rgba(255,255,255,.4);margin-top:auto;letter-spacing:.03em}

/* 滚动提示 */
.scroll-cue{position:absolute;bottom:34px;left:50%;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;gap:8px;color:var(--ink-mute);z-index:2;animation:cueFloat 2s ease-in-out infinite}
.scroll-cue .mouse{width:22px;height:34px;border:1.5px solid var(--ink-mute);border-radius:14px;position:relative}
.scroll-cue .mouse::after{content:"";position:absolute;top:6px;left:50%;transform:translateX(-50%);width:3px;height:7px;background:var(--brand);border-radius:2px;animation:cueScroll 1.6s ease-in-out infinite}
.scroll-cue span{font-family:'Space Mono',monospace;font-size:10px;letter-spacing:.12em}
@keyframes cueScroll{0%{opacity:0;transform:translate(-50%,0)}40%{opacity:1}80%{opacity:0;transform:translate(-50%,12px)}100%{opacity:0}}
@keyframes cueFloat{0%,100%{transform:translate(-50%,0)}50%{transform:translate(-50%,7px)}}

.divider-line{height:1px;background:var(--line-soft);max-width:var(--maxw);margin:0 auto}

/* ===========================================================
   滚动叙述 / Scrollytelling — 品牌旅程
   =========================================================== */
.scrolly{background:var(--paper);position:relative}
.scrolly-track{
  max-width:var(--maxw);margin:0 auto;padding:0 32px;
  display:grid;grid-template-columns:1fr 1fr;align-items:start;
}
.scrolly-stage{
  position:sticky;top:0;height:100vh;
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:44px;padding:48px 28px;
}
.scrolly-progress{position:absolute;left:0;right:0;bottom:0;height:3px;background:var(--line-soft);z-index:5}
.scrolly-progress-bar{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--brand-2),var(--brand));transition:width .12s linear}

/* 视觉舞台：同心环 + 品牌粉光晕 + 核心 */
.scrolly-visual{position:relative;width:min(380px,70vw);aspect-ratio:1;display:flex;align-items:center;justify-content:center}
.jr-ring{position:absolute;border-radius:50%;border:1px solid var(--brand-soft)}
.jr-ring-1{inset:0;border-color:rgba(221,19,123,.12)}
.jr-ring-2{inset:15%;border-color:rgba(221,19,123,.20);border-style:dashed;animation:spin 64s linear infinite}
.jr-ring-3{inset:31%;border-color:rgba(221,19,123,.32);animation:spin 44s linear infinite reverse}
.jr-orbit{position:absolute;inset:0;animation:spin 22s linear infinite}
.jr-orbit .jr-dot{position:absolute;top:-5px;left:50%;width:11px;height:11px;border-radius:50%;background:var(--brand);box-shadow:0 0 18px rgba(221,19,123,.65);transform:translateX(-50%)}
.jr-core{
  position:relative;width:44%;aspect-ratio:1;border-radius:50%;
  background:radial-gradient(circle at 50% 34%, #ffffff, var(--brand-tint));
  border:1px solid var(--brand-soft);
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  box-shadow:0 22px 64px rgba(221,19,123,.20);
  transition:transform .6s var(--ease),box-shadow .6s var(--ease);
}
.jr-core .jr-index{font-size:clamp(36px,5vw,54px);font-weight:700;letter-spacing:-.02em;color:var(--brand);line-height:1;font-variant-numeric:tabular-nums}
.jr-core .jr-glyph{font-size:22px;color:var(--brand-2);margin-top:8px;line-height:1}

/* 文案（随章节交叉淡入） */
.scrolly-caption{text-align:center;max-width:440px}
.jr-kicker{font-family:'Space Mono',ui-monospace,monospace;font-size:12px;letter-spacing:.2em;color:var(--brand);margin-bottom:14px}
.jr-title{font-size:clamp(38px,5.5vw,60px);font-weight:600;letter-spacing:-.03em;line-height:1.05;margin-bottom:18px}
.jr-desc{font-size:17px;color:var(--ink-soft);line-height:1.65}
.scrolly-caption.swap{animation:captionSwap .55s var(--ease)}
@keyframes captionSwap{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}
@keyframes spin{to{transform:rotate(360deg)}}

/* 右侧叙事面板列 */
.scrolly-steps{display:flex;flex-direction:column}
.scrolly-step{min-height:86vh;display:flex;align-items:center;padding:0 0 0 56px}
.scrolly-step .ss-num{font-family:'Space Mono',ui-monospace,monospace;font-size:14px;letter-spacing:.12em;color:var(--brand);margin-bottom:16px}
.scrolly-step .ss-body{
  padding:34px 36px;border-radius:var(--radius-lg);
  border:1px solid var(--line-soft);background:var(--bg-2);box-shadow:var(--shadow-sm);
  max-width:440px;opacity:.4;transform:scale(.97);
  transition:opacity .5s var(--ease),transform .5s var(--ease),box-shadow .5s var(--ease),border-color .5s var(--ease);
}
.scrolly-step.active .ss-body{opacity:1;transform:scale(1);border-color:var(--brand-soft);box-shadow:var(--shadow)}
.scrolly-step h3{font-size:26px;font-weight:600;letter-spacing:-.02em;margin-bottom:12px}
.scrolly-step p{font-size:16px;color:var(--ink-soft);line-height:1.65}

@media(max-width:980px){
  .scrolly-track{grid-template-columns:1fr}
  .scrolly-stage{position:relative;height:auto;min-height:auto;top:0;padding:20px 0 26px;gap:18px;border-bottom:1px solid var(--line-soft);z-index:4;background:var(--paper)}
  .scrolly-visual{width:150px}
  .jr-ring-2,.jr-ring-3{display:none}
  .scrolly-caption{max-width:none}
  .jr-title{font-size:34px;margin-bottom:10px}
  .jr-desc{font-size:15px}
  .scrolly-steps{margin-top:8px}
  .scrolly-step{min-height:64vh;padding:0}
  .scrolly-step .ss-body{max-width:none}
}
@media(prefers-reduced-motion:reduce){
  .scrolly-stage{position:relative;height:auto;min-height:auto;padding:32px 28px}
  .scrolly-step{min-height:0;padding:0 0 40px}
  .scrolly-steps{gap:0}
  .scrolly-progress{display:none}
  .jr-ring-2,.jr-ring-3,.jr-orbit{animation:none}
  .scrolly-step .ss-body{opacity:1;transform:none}
}

@media(prefers-reduced-motion:reduce){
  *{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
  .reveal,.reveal-l,.reveal-r,.reveal-scale{opacity:1!important;transform:none!important}
}

@media(max-width:980px){
  .steps{grid-template-columns:repeat(2,1fr);gap:40px 12px}
  .steps::before{display:none}
  .countup-grid{grid-template-columns:1fr 1fr;gap:40px 24px}
  .countup-item .num{font-size:48px}
  .flip-grid{grid-template-columns:1fr}
  .flip-card{height:auto;perspective:none}
  .flip-inner{transform:none!important}
  .flip-front,.flip-back{position:relative;transform:none!important;-webkit-backface-visibility:visible;backface-visibility:visible}
  .flip-back{display:none}
  .flip-card.flipped .flip-front{display:none}
  .flip-card.flipped .flip-back{display:flex}
}
@media(max-width:560px){
  .countup-grid{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:1fr 1fr}
}

/* ===== 企业实力新增组件 ===== */
.block-head{margin:64px 0 30px}
.block-head .eyebrow{margin-bottom:10px}
.block-head h3{font-size:30px;font-weight:600;letter-spacing:-.02em;line-height:1.15}

.equip-list{display:grid;gap:0;margin-top:6px}
.equip-item{display:grid;grid-template-columns:1fr 1.5fr;gap:32px;padding:24px 0;border-top:1px solid var(--line-soft);align-items:baseline}
.equip-item:last-child{border-bottom:1px solid var(--line-soft)}
.equip-item .eq-name{font-size:18px;font-weight:600;color:var(--ink);letter-spacing:-.02em;display:flex;align-items:center;gap:12px}
.equip-item .eq-name::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--brand);flex:none}
.equip-item .eq-desc{font-size:15px;color:var(--ink-soft);line-height:1.6}

.cert-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:6px}
.cert-badge{font-family:'Space Mono',ui-monospace,monospace;font-size:13px;font-weight:700;letter-spacing:.01em;color:var(--brand-2);background:var(--brand-tint);border:1px solid var(--brand-soft);padding:9px 16px;border-radius:980px}

.qc-steps{display:grid;grid-template-columns:repeat(5,1fr);gap:18px;margin-top:34px}
.qc-step{background:var(--bg);border-radius:var(--radius);padding:22px 20px}
.qc-step .n{font-family:'Space Mono',monospace;font-size:12px;color:var(--brand);font-weight:700;letter-spacing:.02em}
.qc-step h4{font-size:16px;font-weight:600;margin:8px 0 6px;letter-spacing:-.01em}
.qc-step p{font-size:13px;color:var(--ink-soft);line-height:1.5}

.hl-callout{margin-top:34px;display:flex;align-items:center;gap:20px;background:var(--bg);border-radius:var(--radius-lg);padding:28px 34px;border:1px solid var(--line-soft)}
.hl-callout .big{font-size:44px;font-weight:600;color:var(--brand);letter-spacing:-.02em;line-height:1;flex:none}
.hl-callout .txt{font-size:15px;color:var(--ink-soft);line-height:1.6}
.hl-callout .txt strong{color:var(--ink);font-weight:600}

/* 99.9% 深色高光大墙 */
.hl-wall{
  background:#0a0a0c;color:#f5f5f7;text-align:center;position:relative;overflow:hidden;
  padding:150px 0 160px;
}
/* 顶光：静态白光，模拟打光 */
.hl-wall::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(82% 64% at 50% -12%, rgba(255,255,255,.14), transparent 58%);
}
/* 粉色辉光：缓慢明暗呼吸 */
.hl-wall::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(52% 54% at 50% 44%, rgba(221,19,123,.34), transparent 72%),
    radial-gradient(26% 30% at 50% 46%, rgba(221,19,123,.52), transparent 70%);
  animation:hlBreath 5.5s ease-in-out infinite;
}
@keyframes hlBreath{0%,100%{opacity:.62;transform:scale(1)}50%{opacity:1;transform:scale(1.04)}}
.hl-inner{position:relative;z-index:1;max-width:880px;margin:0 auto;padding:0 32px;animation:hlRise 1.1s var(--ease) both}
@keyframes hlRise{from{opacity:0;transform:translateY(34px)}to{opacity:1;transform:none}}
.hl-wall .eyebrow{margin-bottom:30px}
/* 数字：反白描边 + 粉色发光，辉光缓慢呼吸 */
.hl-num{
  font-size:clamp(120px,21vw,260px);font-weight:600;line-height:.92;letter-spacing:-.045em;
  color:transparent;-webkit-text-stroke:2px var(--brand);
  position:relative;
  text-shadow:0 0 32px rgba(221,19,123,.60), 0 0 78px rgba(221,19,123,.40);
  animation:hlNumGlow 5.5s ease-in-out infinite;
}
@keyframes hlNumGlow{0%,100%{text-shadow:0 0 24px rgba(221,19,123,.45),0 0 60px rgba(221,19,123,.28)}50%{text-shadow:0 0 44px rgba(221,19,123,.80),0 0 100px rgba(221,19,123,.55)}}
.hl-num .pct{-webkit-text-stroke:2px #ff62ac;color:transparent;font-size:.40em;vertical-align:top;margin-left:.05em;letter-spacing:-.02em}
.hl-rule{width:64px;height:1px;background:rgba(255,255,255,.26);margin:36px auto 30px}
.hl-label{font-size:clamp(20px,2.4vw,28px);font-weight:600;color:#f5f5f7;letter-spacing:-.02em}
.hl-sub{font-size:16px;color:rgba(255,255,255,.55);line-height:1.75;margin:18px auto 0;max-width:560px;font-weight:400}
/* 底纹：上下两排 + 中间细粉线分隔 */
.hl-tags{
  margin-top:30px;display:flex;flex-direction:column;align-items:center;gap:14px;
  font-family:'Space Mono',ui-monospace,monospace;font-size:11px;
  letter-spacing:.12em;text-transform:uppercase;color:rgba(255,255,255,.42);
  text-align:center;line-height:1.9;font-weight:400;
}
.hl-tag-row{max-width:620px}
.hl-tags-sep{width:72px;height:1px;background:linear-gradient(90deg,transparent,rgba(221,19,123,.55),transparent)}

.svc-list{display:grid;grid-template-columns:1fr 1fr;gap:6px 48px;margin-top:28px}
.svc-item{display:flex;gap:14px;align-items:flex-start;padding:18px 0;border-top:1px solid var(--line-soft)}
.svc-item .s-num{font-family:'Space Mono',monospace;font-size:13px;color:var(--brand);font-weight:700;flex:none;width:24px;padding-top:2px}
.svc-item .s-body h4{font-size:16px;font-weight:600;margin-bottom:4px;letter-spacing:-.01em}
.svc-item .s-body p{font-size:14px;color:var(--ink-soft);line-height:1.5}

.why-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:20px;margin-top:8px}
.why-card{background:var(--bg);border-radius:var(--radius-lg);padding:30px 28px;border:1px solid transparent;transition:transform .4s var(--ease),box-shadow .4s var(--ease),background .3s}
.why-card:hover{transform:translateY(-4px);background:var(--paper);box-shadow:var(--shadow-lg);border-color:var(--line-soft)}
.why-card .w-num{font-family:'Space Mono',monospace;font-size:12px;color:var(--brand);font-weight:700;letter-spacing:.02em}
.why-card h4{font-size:20px;font-weight:600;margin:10px 0 8px;letter-spacing:-.02em}
.why-card p{font-size:14px;color:var(--ink-soft);line-height:1.6}

@media(max-width:980px){
  .equip-item{grid-template-columns:1fr;gap:8px}
  .qc-steps{grid-template-columns:1fr 1fr}
  .svc-list{grid-template-columns:1fr;gap:0}
  .why-grid{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:repeat(3,1fr)}
}
@media(max-width:560px){
  .qc-steps{grid-template-columns:1fr}
  .why-grid{grid-template-columns:1fr}
  .hl-wall{padding:96px 0 104px}
  .hl-sub{font-size:15px}
}

/* ===========================================================
   品牌视频（三种融合方案共用）
   =========================================================== */
.video-el{width:100%;height:100%;object-fit:cover;display:block}
.video-toggle{
  position:absolute;left:50%;bottom:26px;transform:translateX(-50%);z-index:3;
  display:inline-flex;align-items:center;gap:9px;
  padding:11px 20px;border-radius:980px;cursor:pointer;
  font-size:13px;letter-spacing:.02em;color:#fff;
  background:rgba(10,10,12,.45);border:1px solid rgba(255,255,255,.28);
  -webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
  transition:all .3s var(--ease);
}
.video-toggle:hover{border-color:var(--brand);color:var(--brand)}
.video-toggle .ico{width:9px;height:9px;border-radius:2px;background:var(--brand)}

/* A. 独立品牌视频区 */
.brand-video{padding:30px 0 120px}
.brand-video .section-head{text-align:center;display:block;margin-bottom:46px}
.brand-video .section-head h2{margin:0 auto 8px}
.brand-video .section-head p{margin:0 auto;max-width:560px;color:var(--ink-soft)}
.video-frame{
  position:relative;aspect-ratio:2/1;border-radius:var(--radius-lg);overflow:hidden;
  border:1px solid var(--line-soft);box-shadow:var(--shadow-lg);background:#0a0a0c;
}
.video-frame .video-el{position:absolute;inset:0;pointer-events:none}

/* 工厂视频：全幅出血，铺满视口宽度，无按钮 */
.factory-video{
  width:100vw;
  position:relative;
  left:50%;
  margin-left:-50vw;
  margin-right:-50vw;
  border-radius:0;
  box-shadow:none;
  border:none;
  aspect-ratio:2.4/1;
}

/* B. 首屏右侧视频主视觉 */
.hero-video-card{
  position:relative;aspect-ratio:4/5;border-radius:var(--radius-lg);overflow:hidden;
  border:1px solid var(--line-soft);box-shadow:var(--shadow);background:#0a0a0c;
}
.hero-video-card .video-el{position:absolute;inset:0}

/* C. 首屏全屏背景视频 */
.hero.has-video{position:relative;overflow:hidden}
.hero.has-video .hero-bg{display:none}
.hero-bg-video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0}
.hero.has-video::after{
  content:"";position:absolute;inset:0;z-index:0;pointer-events:none;
  background:
    linear-gradient(95deg, rgba(10,10,12,.88) 0%, rgba(10,10,12,.6) 42%, rgba(10,10,12,.2) 100%),
    linear-gradient(0deg, rgba(10,10,12,.55), rgba(10,10,12,0) 45%);
}
.hero.has-video .wrap{position:relative;z-index:1}
.hero.has-video .hero-grid{grid-template-columns:1fr;max-width:820px}
.hero.has-video .hero-visual{display:none}
.hero.has-video h1,.hero.has-video p,.hero.has-video .hero-stat .num{color:#f5f5f7}
.hero.has-video .hero-stats .label{color:rgba(255,255,255,.6)}
.hero.has-video .scroll-cue{color:rgba(255,255,255,.7)}

/* D. 首屏上方品牌视频开场带 */
.brand-video-top{position:relative;width:100%;margin:0;padding:0;background:#0a0a0c}
.brand-video-top .video-frame{
  position:relative;width:100%;
  aspect-ratio:16/9;              /* 匹配视频原生比例(1280×720)，确保文字等全部内容不被裁切 */
  border:none;border-radius:0;box-shadow:none;background:#0a0a0c;
  overflow:hidden;
}
.brand-video-top .video-el{width:100%;height:100%;object-fit:contain;display:block}  /* 完整显示，不裁任何内容 */

@media(max-width:980px){
  .video-frame{aspect-ratio:16/10}
}
@media(max-width:560px){
  .video-frame{aspect-ratio:4/3;border-radius:18px}
  .video-toggle{bottom:16px;padding:9px 16px;font-size:12px}
}

/* ===========================================================
   公司动态 / Newsroom & Article
   =========================================================== */
/* 分类标签 pill */
.cat-pill{
  display:inline-flex;align-items:center;font-family:'Space Mono',monospace;
  font-size:11px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;
  padding:5px 11px;border-radius:980px;background:var(--brand-soft);color:var(--brand-2);
}
.cat-pill.trend{background:#eef0f5;color:var(--ink-soft)}

/* 文章元信息行（date · author · read time） */
.article-meta{
  display:flex;align-items:center;gap:14px;flex-wrap:wrap;
  font-family:'Space Mono',monospace;font-size:12px;letter-spacing:.03em;
  color:var(--ink-mute);text-transform:uppercase;
}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--line);flex:none}
.article-meta .cat{color:var(--brand);font-weight:700}

/* 头条文章（大卡片） */
.feature-post{
  display:grid;grid-template-columns:1.02fr .98fr;gap:0;
  background:var(--paper);border:1px solid var(--line-soft);border-radius:var(--radius-lg);
  overflow:hidden;text-decoration:none;color:inherit;
  transition:transform .4s var(--ease),box-shadow .4s var(--ease);
}
.feature-post:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg)}
.feature-post .fp-media{
  position:relative;background:linear-gradient(160deg,#ffffff,#eef0f4);
  min-height:340px;display:flex;align-items:center;justify-content:center;
  border-right:1px solid var(--line-soft);overflow:hidden;
}
.feature-post .fp-media .glyph{width:128px;height:128px;color:var(--brand);opacity:.42}
.feature-post .fp-body{padding:48px 44px;display:flex;flex-direction:column;justify-content:center}
.feature-post .fp-body h2{font-size:32px;font-weight:600;line-height:1.18;letter-spacing:-.03em;margin:16px 0 14px}
.feature-post .fp-body p{font-size:16px;color:var(--ink-soft);line-height:1.65;margin-bottom:24px}
.feature-post .fp-more{font-size:14px;font-weight:500;color:var(--brand);display:inline-flex;align-items:center;gap:6px}

/* 文章卡片网格 */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.post-card{
  display:flex;flex-direction:column;background:var(--bg);border:1px solid transparent;
  border-radius:var(--radius-lg);overflow:hidden;text-decoration:none;color:inherit;
  transition:transform .4s var(--ease),box-shadow .4s var(--ease),background .3s;
}
.post-card:hover{transform:translateY(-4px);background:var(--paper);box-shadow:var(--shadow-lg);border-color:var(--line-soft)}
.post-card.is-hidden{display:none}
.post-card .pc-media{
  height:190px;background:linear-gradient(160deg,#ffffff,#eef0f4);position:relative;
  display:flex;align-items:center;justify-content:center;overflow:hidden;border-bottom:1px solid var(--line-soft);
}
.post-card .pc-media .glyph{width:60px;height:60px;color:var(--brand);opacity:.5}
.post-card .pc-body{padding:24px 26px 26px;display:flex;flex-direction:column;flex:1}
.post-card .pc-body h3{font-size:20px;font-weight:600;line-height:1.28;letter-spacing:-.02em;margin:14px 0 10px}
.post-card .pc-body p{font-size:14px;color:var(--ink-soft);line-height:1.6;flex:1}
.post-card .pc-foot{margin-top:18px;padding-top:16px;border-top:1px solid var(--line-soft);display:flex;align-items:center;justify-content:space-between}
.post-card .pc-date{font-family:'Space Mono',monospace;font-size:12px;color:var(--ink-mute);letter-spacing:.02em}
.post-card .pc-read{font-size:13px;font-weight:500;color:var(--brand)}

/* 文章页正文 */
.article-wrap{max-width:780px;margin:0 auto}
.article-cover{
  margin:0 0 52px;border-radius:var(--radius-lg);overflow:hidden;
  background:linear-gradient(160deg,#ffffff,#eef0f4);aspect-ratio:16/9;
  display:flex;align-items:center;justify-content:center;
  box-shadow:var(--shadow);border:1px solid var(--line-soft);
}
.article-cover .glyph{width:140px;height:140px;color:var(--brand);opacity:.5}
.article-body{font-size:17px;line-height:1.85;color:#2c2c2e}
.article-body p{margin-bottom:24px}
.article-body h2{font-size:30px;font-weight:600;letter-spacing:-.02em;line-height:1.2;margin:46px 0 18px}
.article-body h3{font-size:22px;font-weight:600;letter-spacing:-.02em;margin:32px 0 14px}
.article-body ul{list-style:none;margin:0 0 24px;display:flex;flex-direction:column;gap:12px}
.article-body li{position:relative;padding-left:24px;color:var(--ink-soft);line-height:1.7}
.article-body li::before{content:"";position:absolute;left:0;top:12px;width:6px;height:6px;border-radius:50%;background:var(--brand)}
.article-body blockquote{
  margin:32px 0;padding:22px 28px;border-left:3px solid var(--brand);
  background:var(--brand-tint);border-radius:0 14px 14px 0;
  font-size:19px;line-height:1.7;color:var(--ink);font-weight:500;
}
.article-body strong{color:var(--ink);font-weight:600}
.article-share{margin-top:46px;padding-top:26px;border-top:1px solid var(--line-soft);display:flex;align-items:center;gap:14px;font-size:14px;color:var(--ink-soft)}
.article-share a{
  width:38px;height:38px;border-radius:50%;border:1px solid var(--line);
  display:inline-flex;align-items:center;justify-content:center;
  color:var(--ink-soft);text-decoration:none;font-size:13px;font-family:'Space Mono',monospace;
  transition:all .25s var(--ease);
}
.article-share a:hover{background:var(--brand);border-color:var(--brand);color:#fff}

/* 相关阅读 */
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}

@media(max-width:980px){
  .feature-post{grid-template-columns:1fr}
  .feature-post .fp-media{min-height:220px;border-right:none;border-bottom:1px solid var(--line-soft)}
  .feature-post .fp-body{padding:34px 28px}
  .post-grid,.related-grid{grid-template-columns:1fr}
}