/* ============================================================
   RESONUS 共鸣时代 · 官网样式
   ============================================================ */
:root{
  --red:#E23E2B;
  --red-dark:#C22E1D;
  --red-soft:#FDECE9;
  --ink:#16181c;
  --ink-2:#2b2f36;
  --muted:#5d646e;
  --muted-2:#8a9099;
  --bg:#ffffff;
  --bg-soft:#f7f6f4;
  --bg-soft-2:#f1efec;
  --line:#e8e5e0;
  --radius:16px;
  --radius-sm:10px;
  --shadow-sm:0 2px 10px rgba(22,24,28,.05);
  --shadow:0 14px 40px -12px rgba(22,24,28,.14);
  --shadow-red:0 16px 40px -14px rgba(226,62,43,.45);
  --maxw:1180px;
  --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:var(--font);
  color:var(--ink);
  background:var(--bg);
  line-height:1.7;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}
button{font-family:inherit;cursor:pointer;border:none;background:none}
input,select,textarea{font-family:inherit;font-size:inherit}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.section{padding:96px 0}
.section.soft{background:var(--bg-soft)}
.section-head{text-align:center;max-width:680px;margin:0 auto 56px}
.section-head .eyebrow{
  display:inline-block;font-size:13px;font-weight:600;letter-spacing:.14em;
  color:var(--red);background:var(--red-soft);padding:5px 14px;border-radius:999px;margin-bottom:18px;
}
.section-head h2{font-size:34px;line-height:1.3;font-weight:700;letter-spacing:.01em}
.section-head p{color:var(--muted);margin-top:14px;font-size:16.5px}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:13px 28px;border-radius:999px;font-size:15.5px;font-weight:600;
  transition:.22s ease;white-space:nowrap;
}
.btn-primary{background:var(--red);color:#fff;box-shadow:var(--shadow-red)}
.btn-primary:hover{background:var(--red-dark);transform:translateY(-2px)}
.btn-ghost{background:rgba(255,255,255,.1);color:#fff;border:1px solid rgba(255,255,255,.35)}
.btn-ghost:hover{background:rgba(255,255,255,.2)}
.btn-outline{background:#fff;color:var(--ink);border:1.5px solid var(--line)}
.btn-outline:hover{border-color:var(--red);color:var(--red)}
.btn .arr{transition:transform .2s}
.btn:hover .arr{transform:translateX(4px)}

/* ---------- header / nav ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:rgba(255,255,255,.88);backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;transition:.25s;
}
.site-header.scrolled{border-bottom-color:var(--line);box-shadow:var(--shadow-sm)}
.nav{display:flex;align-items:center;justify-content:space-between;height:74px}
.nav-logo img{height:38px;width:auto}
.nav-links{display:flex;gap:6px;align-items:center}
.nav-links a{
  padding:9px 16px;border-radius:999px;font-size:15px;font-weight:500;color:var(--ink-2);
  transition:.2s;position:relative;
}
.nav-links a:hover{color:var(--red)}
.nav-links a.active{color:var(--red);background:var(--red-soft)}
.nav-cta{margin-left:10px}
.nav-toggle{display:none;flex-direction:column;gap:5px;padding:8px}
.nav-toggle span{width:24px;height:2px;background:var(--ink);border-radius:2px;transition:.25s}
.nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.open span:nth-child(2){opacity:0}
.nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- hero ---------- */
.hero{
  position:relative;padding:170px 0 120px;color:#fff;overflow:hidden;
  background:linear-gradient(150deg,#191414 0%,#2a1715 52%,#3d1a16 100%);
}
.hero::before{
  content:"";position:absolute;right:-180px;top:-180px;width:620px;height:620px;border-radius:50%;
  border:60px solid rgba(226,62,43,.13);
  box-shadow:0 0 0 90px rgba(226,62,43,.06), 0 0 0 180px rgba(226,62,43,.03);
}
.hero::after{
  content:"";position:absolute;left:-120px;bottom:-200px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(226,62,43,.22),transparent 70%);
}
.hero .wrap{position:relative;z-index:2}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;font-size:13.5px;font-weight:500;
  color:#f5c9c2;background:rgba(226,62,43,.16);border:1px solid rgba(226,62,43,.35);
  padding:7px 16px;border-radius:999px;margin-bottom:28px;
}
.hero-badge .dot{width:7px;height:7px;border-radius:50%;background:var(--red);box-shadow:0 0 0 4px rgba(226,62,43,.3)}
.hero h1{font-size:58px;line-height:1.18;font-weight:800;letter-spacing:.01em}
.hero h1 .accent{color:var(--red)}
.hero-sub{margin-top:22px;font-size:18.5px;color:rgba(255,255,255,.82);max-width:640px}
.hero-actions{margin-top:40px;display:flex;gap:16px;flex-wrap:wrap}
.hero-meta{margin-top:54px;display:flex;gap:36px;flex-wrap:wrap;color:rgba(255,255,255,.6);font-size:14px}
.hero-meta span{display:inline-flex;align-items:center;gap:8px}
.hero-meta .tick{color:var(--red);font-weight:700}

/* ---------- stats ---------- */
.stats{background:#fff;border-bottom:1px solid var(--line)}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.stat{text-align:center;padding:34px 16px;border-radius:var(--radius);transition:.25s}
.stat:hover{background:var(--bg-soft);transform:translateY(-4px)}
.stat .num{font-size:46px;font-weight:800;color:var(--red);line-height:1.1;font-variant-numeric:tabular-nums}
.stat .num small{font-size:26px;font-weight:800}
.stat .label{margin-top:10px;color:var(--muted);font-size:15px}

/* ---------- client logo wall ---------- */
.logo-marquee{overflow:hidden}
.logo-track{display:flex;width:max-content;animation:marquee-l 40s linear infinite}
.logo-track:hover{animation-play-state:paused}
.logo-group{display:flex;gap:22px;padding-right:22px}
.logo-cell{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  display:flex;align-items:center;justify-content:center;padding:36px 30px;
  filter:grayscale(.15);transition:.25s;min-height:150px;min-width:250px;
}
.logo-cell:hover{box-shadow:var(--shadow);transform:translateY(-3px);filter:grayscale(0);border-color:transparent}
.logo-cell img{max-height:84px;width:auto;max-width:100%}
@keyframes marquee-l{from{transform:translateX(0)}to{transform:translateX(-50%)}}
@media (prefers-reduced-motion:reduce){
  .logo-track{animation:none;flex-wrap:wrap}
  .logo-group[aria-hidden="true"]{display:none}
}

/* ---------- business cards ---------- */
.biz-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px}
.biz-card{
  background:#fff;border:1px solid var(--line);border-radius:20px;padding:40px 36px;
  transition:.28s;position:relative;overflow:hidden;
}
.biz-card::after{
  content:"";position:absolute;right:-60px;bottom:-60px;width:180px;height:180px;border-radius:50%;
  background:var(--red-soft);opacity:0;transition:.28s;
}
.biz-card:hover{box-shadow:var(--shadow);transform:translateY(-5px);border-color:transparent}
.biz-card:hover::after{opacity:1}
.biz-icon{
  width:56px;height:56px;border-radius:14px;background:var(--red);color:#fff;
  display:flex;align-items:center;justify-content:center;margin-bottom:22px;
}
.biz-icon svg{width:28px;height:28px}
.biz-card h3{font-size:21px;font-weight:700;line-height:1.45}
.biz-card .desc{color:var(--muted);margin:14px 0 20px;font-size:15px}
.biz-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:24px}
.biz-tags li{font-size:13px;color:var(--ink-2);background:var(--bg-soft-2);padding:5px 13px;border-radius:999px}
.biz-link{color:var(--red);font-weight:600;font-size:15px;display:inline-flex;gap:6px;align-items:center;position:relative;z-index:1}

/* ---------- case cards ---------- */
.case-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:26px;max-width:1040px;margin:0 auto}
.case-card{
  background:#fff;border:1px solid var(--line);border-radius:20px;overflow:hidden;
  transition:.28s;display:flex;flex-direction:column;
}
.case-card:hover{box-shadow:var(--shadow);transform:translateY(-5px)}
.case-cover{height:290px;position:relative;display:flex;align-items:center;justify-content:center;overflow:hidden}
.case-cover .mono{font-size:64px;font-weight:800;color:rgba(255,255,255,.92);letter-spacing:.02em;z-index:2}
.case-cover img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.case-cover::after{content:"";position:absolute;inset:0;background:linear-gradient(160deg,rgba(0,0,0,.05),rgba(0,0,0,.35))}
.cover-momo{background:linear-gradient(135deg,#3a2f4d,#7b5b8e)}
.cover-hong{background:linear-gradient(135deg,#8e2320,#d4523a)}
.cover-hema{background:linear-gradient(135deg,#1f3d3a,#3f7a68)}
.cover-xj{background:#fff!important}
.cover-xj::after{display:none!important}
.cover-xj img{filter:none!important}
.case-cats{position:absolute;top:16px;left:16px;display:flex;gap:6px;z-index:3}
.case-cats li{font-size:12px;color:#fff;background:rgba(0,0,0,.35);padding:3px 11px;border-radius:999px;backdrop-filter:blur(4px)}
.case-body{padding:26px 26px 28px;flex:1;display:flex;flex-direction:column}
.case-body h3{font-size:19px;font-weight:700}
.case-metric{margin:10px 0 12px;color:var(--red);font-weight:600;font-size:14.5px}
.case-body .desc{color:var(--muted);font-size:14.5px;flex:1}
.case-body .more{margin-top:18px;color:var(--red);font-weight:600;font-size:14px}

/* ---------- advantages ---------- */
.adv-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:20px}
.adv-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:32px 22px;
  text-align:center;transition:.25s;
}
.adv-item:hover{border-color:var(--red);box-shadow:var(--shadow-sm);transform:translateY(-4px)}
.adv-ico{
  width:52px;height:52px;margin:0 auto 18px;border-radius:50%;
  background:var(--red-soft);color:var(--red);display:flex;align-items:center;justify-content:center;
}
.adv-ico svg{width:26px;height:26px}
.adv-item h4{font-size:16.5px;font-weight:700;margin-bottom:8px}
.adv-item p{font-size:13.5px;color:var(--muted);line-height:1.6}

/* ---------- CTA band ---------- */
.cta-band{
  background:linear-gradient(140deg,#2a1715,#4a1d17);color:#fff;border-radius:24px;
  padding:64px 56px;position:relative;overflow:hidden;
}
.cta-band::before{
  content:"";position:absolute;right:-100px;top:-100px;width:340px;height:340px;border-radius:50%;
  border:40px solid rgba(226,62,43,.18);
}
.cta-band h2{font-size:32px;font-weight:800;position:relative}
.cta-band p{color:rgba(255,255,255,.78);margin-top:14px;max-width:560px;position:relative}
.cta-band .btn{margin-top:30px;position:relative}

/* ---------- contact split (form + info) ---------- */
.contact-split{display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:start}
.panel{
  background:#fff;border:1px solid var(--line);border-radius:20px;padding:40px;
  box-shadow:var(--shadow-sm);
}
.panel h3{font-size:21px;font-weight:700;margin-bottom:6px}
.panel .panel-sub{color:var(--muted);font-size:14.5px;margin-bottom:26px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{margin-bottom:16px}
.field label{display:block;font-size:14px;font-weight:600;margin-bottom:7px;color:var(--ink-2)}
.field input,.field select,.field textarea{
  width:100%;padding:12px 14px;border:1.5px solid var(--line);border-radius:var(--radius-sm);
  background:#fcfc fb;background:#fcfcfb;color:var(--ink);transition:.2s;
}
.field textarea{resize:vertical;min-height:110px}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--red);background:#fff}
.form-note{font-size:12.5px;color:var(--muted-2);margin:6px 0 18px}
.form-success{
  display:none;text-align:center;padding:36px 20px;
}
.form-success.show{display:block}
.form-success .ok-ico{
  width:64px;height:64px;border-radius:50%;background:var(--red-soft);color:var(--red);
  display:flex;align-items:center;justify-content:center;margin:0 auto 18px;
}
.form-success h4{font-size:19px;margin-bottom:8px}
.form-success p{color:var(--muted);font-size:14.5px}
.form-success img{width:170px;height:170px;margin:22px auto 10px;border-radius:10px}

.info-block{margin-bottom:26px}
.info-block:last-child{margin-bottom:0}
.info-line{display:flex;gap:14px;align-items:flex-start;padding:18px 0;border-bottom:1px dashed var(--line)}
.info-line:last-child{border-bottom:none}
.info-ico{
  flex:none;width:42px;height:42px;border-radius:12px;background:var(--red-soft);color:var(--red);
  display:flex;align-items:center;justify-content:center;
}
.info-ico svg{width:21px;height:21px}
.info-line .k{font-size:13px;color:var(--muted)}
.info-line .v{font-size:16px;font-weight:600}
.info-line .v a:hover{color:var(--red)}
.info-line .sub{font-size:13px;color:var(--muted-2)}

/* ---------- page header (inner pages) ---------- */
.page-head{
  padding:150px 0 70px;color:#fff;
  background:linear-gradient(150deg,#191414,#3a1a16 70%,#4d1e17);position:relative;overflow:hidden;
}
.page-head::before{
  content:"";position:absolute;right:-140px;top:-140px;width:460px;height:460px;border-radius:50%;
  border:46px solid rgba(226,62,43,.12);
}
.page-head h1{font-size:42px;font-weight:800;position:relative}
.page-head p{margin-top:14px;color:rgba(255,255,255,.8);font-size:17px;max-width:660px;position:relative}
.crumb{font-size:13.5px;color:rgba(255,255,255,.55);margin-bottom:18px;position:relative}
.crumb a:hover{color:var(--red)}

/* ---------- services: module blocks ---------- */
.svc-block{margin-bottom:36px}
.svc-block:last-of-type{margin-bottom:0}
.svc-block-head{display:flex;align-items:center;gap:18px;margin-bottom:30px}
.svc-block-head .badge{
  flex:none;width:54px;height:54px;border-radius:14px;background:var(--red);color:#fff;
  display:flex;align-items:center;justify-content:center;
}
.svc-block-head h3{font-size:24px;font-weight:700}
.svc-block-head .sub{color:var(--muted);font-size:15px;margin-top:2px}
.module-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.module{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px 26px;
  transition:.25s;
}
.module:hover{box-shadow:var(--shadow);transform:translateY(-4px);border-color:transparent}
.module .n{
  width:34px;height:34px;border-radius:9px;background:var(--red-soft);color:var(--red);
  font-weight:700;font-size:15px;display:flex;align-items:center;justify-content:center;margin-bottom:14px;
}
.module h4{font-size:17px;font-weight:700;margin-bottom:8px}
.module p{font-size:14px;color:var(--muted);line-height:1.65}

/* ---------- process flow ---------- */
.flow-block{margin-bottom:56px}
.flow-block:last-child{margin-bottom:0}
.flow-title{font-size:20px;font-weight:700;margin-bottom:26px;display:flex;align-items:center;gap:10px}
.flow-title .tag{font-size:12px;background:var(--red);color:#fff;padding:3px 12px;border-radius:999px;font-weight:600}
.flow{display:grid;grid-template-columns:repeat(6,1fr);gap:14px;position:relative}
.flow-step{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);padding:22px 16px;
  text-align:center;position:relative;transition:.25s;
}
.flow-step:hover{border-color:var(--red);transform:translateY(-3px)}
.flow-step .sn{
  width:32px;height:32px;border-radius:50%;background:var(--red);color:#fff;font-weight:700;
  display:flex;align-items:center;justify-content:center;margin:0 auto 12px;font-size:14px;
}
.flow-step h5{font-size:14.5px;font-weight:600}

/* ---------- cases detail ---------- */
.case-detail{
  display:grid;grid-template-columns:1fr 1fr;gap:0;background:#fff;border:1px solid var(--line);
  border-radius:22px;overflow:hidden;margin-bottom:34px;
}
.case-detail:last-of-type{margin-bottom:0}
.case-detail .cd-media{min-height:380px;position:relative;display:flex;align-items:center;justify-content:center}
.case-detail .cd-media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.case-detail .cd-media.report-media{background:linear-gradient(160deg,#eef3e8,#e2e9d8)}
.case-detail .cd-media.report-media img{object-fit:contain;padding:14px}
.case-detail .cd-media .mono{font-size:110px;font-weight:800;color:rgba(255,255,255,.9);z-index:2}
.cd-body{padding:48px 46px;display:flex;flex-direction:column;justify-content:center}
.cd-body .cd-cats{display:flex;gap:8px;margin-bottom:14px}
.cd-body .cd-cats li{font-size:12.5px;color:var(--red);background:var(--red-soft);padding:4px 13px;border-radius:999px;font-weight:600}
.cd-body h3{font-size:26px;font-weight:800}
.cd-metric{margin:14px 0 18px;color:var(--red);font-weight:600}
.cd-points li{position:relative;padding-left:24px;margin-bottom:10px;color:var(--ink-2);font-size:15px}
.cd-points li::before{content:"";position:absolute;left:4px;top:9px;width:7px;height:7px;border-radius:50%;background:var(--red)}
.cd-addr{margin-top:18px;font-size:13.5px;color:var(--muted);display:flex;gap:8px;align-items:flex-start}
.cd-addr svg{width:17px;height:17px;flex:none;margin-top:3px;color:var(--red)}
.case-detail.reverse .cd-media{order:2}

/* four-step method */
.method-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.method{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:32px 26px;position:relative;transition:.25s;
}
.method:hover{box-shadow:var(--shadow);transform:translateY(-4px)}
.method .mn{font-size:40px;font-weight:800;color:var(--red-soft);line-height:1;margin-bottom:14px}
.method h4{font-size:17.5px;font-weight:700;margin-bottom:10px}
.method p{font-size:14px;color:var(--muted)}

/* ---------- about ---------- */
.story-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:50px;align-items:center}
.story-text p{margin-bottom:16px;color:var(--ink-2);font-size:16px}
.story-text .lead{font-size:19px;font-weight:600;color:var(--ink)}
.story-photo{border-radius:20px;overflow:hidden;box-shadow:var(--shadow)}
.story-photo img{width:100%;height:100%;object-fit:cover}
.story-photo .grid2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.story-photo .grid2 img{height:240px;object-fit:cover;border-radius:14px}

.mv-grid{display:grid;grid-template-columns:1fr 1fr;gap:26px}
.mv-card{
  background:#fff;border:1px solid var(--line);border-radius:20px;padding:40px 38px;position:relative;overflow:hidden;
}
.mv-card .mv-ico{width:52px;height:52px;border-radius:14px;background:var(--red-soft);color:var(--red);display:flex;align-items:center;justify-content:center;margin-bottom:20px}
.mv-card h3{font-size:20px;font-weight:700;margin-bottom:10px}
.mv-card p{color:var(--muted);font-size:15.5px}

.philosophy-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.phil-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:32px 28px;transition:.25s}
.phil-card:hover{box-shadow:var(--shadow-sm);transform:translateY(-3px)}
.phil-card h4{font-size:17px;font-weight:700;margin-bottom:12px;color:var(--red)}
.phil-card p{font-size:14.5px;color:var(--ink-2)}

.team-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.team-card{background:#fff;border:1px solid var(--line);border-radius:20px;overflow:hidden;transition:.28s;text-align:center}
.team-card:hover{box-shadow:var(--shadow);transform:translateY(-5px)}
.team-card .t-photo{height:420px;overflow:hidden}
.team-card .t-photo img{width:100%;height:100%;object-fit:cover;object-position:top center;transition:.4s}
.team-card:hover .t-photo img{transform:scale(1.04)}
.team-card .t-body{padding:26px 24px 30px}
.team-card h3{font-size:20px;font-weight:700}
.team-card .role{color:var(--red);font-size:14px;font-weight:600;margin:6px 0 12px}
.team-card .bio{font-size:14px;color:var(--muted)}

/* roadmap timeline */
.timeline{position:relative;display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.tl-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px 26px;transition:.25s;position:relative}
.tl-item:hover{border-color:var(--red);transform:translateY(-3px)}
.tl-item .phase{font-size:12.5px;color:var(--muted-2);font-weight:600;letter-spacing:.05em}
.tl-item .year{font-size:26px;font-weight:800;color:var(--red);margin:4px 0 10px}
.tl-item h4{font-size:16.5px;font-weight:700;margin-bottom:8px}
.tl-item p{font-size:14px;color:var(--muted)}

/* ---------- faq ---------- */
.faq-list{max-width:820px;margin:0 auto}
.faq-item{border:1px solid var(--line);border-radius:var(--radius-sm);margin-bottom:14px;background:#fff;overflow:hidden}
.faq-q{
  width:100%;display:flex;justify-content:space-between;align-items:center;gap:16px;
  padding:20px 24px;font-size:16px;font-weight:600;color:var(--ink);text-align:left;
}
.faq-q .pm{flex:none;width:26px;height:26px;border-radius:50%;background:var(--red-soft);color:var(--red);
  display:flex;align-items:center;justify-content:center;font-size:18px;font-weight:700;transition:.25s}
.faq-item.open .faq-q .pm{transform:rotate(45deg);background:var(--red);color:#fff}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-a p{padding:0 24px 22px;color:var(--muted);font-size:15px}

/* ---------- footer ---------- */
.site-footer{background:#14110f;color:rgba(255,255,255,.72);padding:70px 0 0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1.2fr 1fr;gap:40px;padding-bottom:50px}
.footer-brand img{height:40px;filter:brightness(0) invert(1)}
.footer-brand .redmark{filter:none}
.footer-brand p{margin-top:18px;font-size:14px;color:rgba(255,255,255,.55);max-width:300px}
.footer-col h5{color:#fff;font-size:15px;font-weight:700;margin-bottom:18px}
.footer-col li{margin-bottom:11px;font-size:14px}
.footer-col a{color:rgba(255,255,255,.6);transition:.2s}
.footer-col a:hover{color:var(--red)}
.footer-contact li{display:flex;gap:9px;align-items:flex-start;font-size:14px;margin-bottom:12px;color:rgba(255,255,255,.6)}
.footer-contact svg{width:16px;height:16px;flex:none;margin-top:4px;color:var(--red)}
.footer-qr{text-align:center}
.footer-qr img{width:130px;height:130px;border-radius:10px;margin:0 auto 10px}
.footer-qr span{font-size:12.5px;color:rgba(255,255,255,.5)}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.09);padding:22px 0;display:flex;justify-content:space-between;
  flex-wrap:wrap;gap:10px;font-size:13px;color:rgba(255,255,255,.45);
}
.footer-bottom a:hover{color:var(--red)}

/* ---------- reveal animation ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}

/* ---------- responsive ---------- */
@media (max-width:1024px){
  .adv-grid{grid-template-columns:repeat(3,1fr)}
  .flow{grid-template-columns:repeat(3,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .module-grid,.method-grid{grid-template-columns:1fr 1fr}
  .timeline{grid-template-columns:1fr 1fr}
}
@media (max-width:820px){
  .section{padding:70px 0}
  .nav-links{
    position:fixed;top:74px;left:0;right:0;background:#fff;flex-direction:column;align-items:stretch;
    padding:16px;gap:4px;border-bottom:1px solid var(--line);
    transform:translateY(-130%);transition:.3s;box-shadow:var(--shadow);
  }
  .nav-links.open{transform:none}
  .nav-links a{padding:13px 18px;border-radius:10px}
  .nav-cta{margin:8px 0 4px;text-align:center}
  .nav-toggle{display:flex}
  .hero{padding:130px 0 80px}
  .hero h1{font-size:40px}
  .hero-sub{font-size:16.5px}
  .stats-grid{grid-template-columns:1fr 1fr;gap:10px}
  .stat .num{font-size:34px}
  .logo-cell{min-width:185px;padding:26px 18px;min-height:120px}
  .logo-cell img{max-height:64px}
  .biz-grid,.case-grid,.contact-split,.story-grid,.mv-grid,.philosophy-grid,.team-grid{grid-template-columns:1fr}
  .adv-grid{grid-template-columns:1fr 1fr}
  .case-detail{grid-template-columns:1fr}
  .case-detail.reverse .cd-media{order:0}
  .case-detail .cd-media{min-height:260px}
  .case-detail .cd-media .mono{font-size:80px}
  .cd-body{padding:34px 28px}
  .module-grid,.method-grid,.timeline{grid-template-columns:1fr}
  .flow{grid-template-columns:1fr 1fr}
  .form-row{grid-template-columns:1fr}
  .cta-band{padding:44px 30px}
  .cta-band h2{font-size:26px}
  .page-head h1{font-size:32px}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .section-head h2{font-size:27px}
}