/* ============================================================
   創智苑 WITHTRON — 官網樣式表
   純 CSS，多頁共用。配色／字型沿用品牌（Apple 風藍色科技）。
   ============================================================ */

:root{
  --brand:#0071e3;      /* 品牌主色 */
  --brand2:#4facfe;     /* 漸層淺藍 */
  --brandd:#005bb5;     /* hover / 深藍 */
  --bg:#fbfbfd;         /* 近白主背景 */
  --gray:#f5f5f7;       /* 淺灰區塊 */
  --ink:#1d1d1f;        /* 主文字 */
  --muted:#86868b;      /* 次要文字 */
  --line:rgba(0,0,0,.08);
  --ok:#28c840;         /* 狀態：正常（綠） */
  --okd:#1a8a36;
  --warn:#febc2e;       /* 狀態：執行中（黃） */
  --warnd:#946200;
  --maxw:1240px;
  --nav-h:74px;
}

*{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{
  background:var(--bg);color:var(--ink);
  font-family:"Noto Sans TC",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  -webkit-font-smoothing:antialiased;letter-spacing:-.015em;line-height:1.7;
}
a{color:inherit;text-decoration:none;}
img{display:block;max-width:100%;}
input,select,textarea,button{font-family:inherit;color:inherit;}
::selection{background:var(--brand);color:#fff;}
::-webkit-scrollbar{width:11px;}
::-webkit-scrollbar-thumb{background:rgba(0,0,0,.18);border-radius:8px;border:3px solid var(--bg);}

/* ---------- 共用排版 ---------- */
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 32px;}
.section{padding:clamp(80px,10vw,130px) 0;}
.section--gray{background:var(--gray);}
.section--flush-top{padding-top:0;}
main{padding-top:var(--nav-h);}

.kicker{font-size:13px;font-weight:700;letter-spacing:.26em;text-transform:uppercase;color:var(--brand);}
.display{font-weight:900;font-size:clamp(2.8rem,7vw,5.6rem);line-height:1.05;letter-spacing:-.03em;}
.h-sec{font-weight:900;font-size:clamp(2rem,4.4vw,3.4rem);line-height:1.14;letter-spacing:-.03em;}
.lead{font-size:clamp(1.2rem,2vw,1.55rem);line-height:1.7;color:var(--muted);font-weight:500;}
.muted{color:var(--muted);}
.gradient-ink{background:linear-gradient(135deg,#1d1d1f,#434354);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;}
.gradient-blue{background:linear-gradient(135deg,#0071e3,#4facfe);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;}
.accent{color:var(--brand);}
.center{text-align:center;}

/* ---------- 按鈕 ---------- */
.btn{display:inline-flex;align-items:center;gap:10px;font-size:17px;font-weight:500;
  padding:17px 34px;border-radius:999px;cursor:pointer;border:1.5px solid transparent;
  transition:transform .3s cubic-bezier(.16,1,.3,1),background .3s,border-color .3s;}
.btn:hover{transform:translateY(-3px);}
.btn--primary{background:var(--brand);color:#fff;box-shadow:0 10px 30px rgba(0,113,227,.3);}
.btn--primary:hover{background:var(--brandd);}
.btn--ghost{background:#fff;border-color:var(--line);}
.btn--ghost:hover{border-color:var(--ink);}
.btn--lg{font-size:18px;padding:19px 42px;}

/* ---------- 導覽列（純 CSS 漢堡選單） ---------- */
.nav{position:fixed;top:0;left:0;width:100%;z-index:100;
  background:rgba(251,251,253,.85);backdrop-filter:blur(22px);-webkit-backdrop-filter:blur(22px);
  border-bottom:1px solid var(--line);}
.nav__inner{max-width:var(--maxw);margin:0 auto;padding:0 32px;height:var(--nav-h);
  display:flex;align-items:center;justify-content:space-between;}
.nav__logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:21px;letter-spacing:-.01em;}
.logo-mark{width:36px;height:29px;overflow:visible;}
.nav__links{display:flex;align-items:center;gap:28px;}
.nav__link{font-size:13px;font-weight:700;letter-spacing:.13em;text-transform:uppercase;color:var(--muted);
  padding-bottom:4px;border-bottom:1.5px solid transparent;transition:color .25s,border-color .25s;}
.nav__link:hover{color:var(--ink);}
.nav__link--active{color:var(--brand);border-bottom-color:var(--brand);}
.nav__cta{display:inline-flex;align-items:center;background:var(--brand);color:#fff;font-size:14px;font-weight:500;
  padding:11px 24px;border-radius:999px;transition:transform .3s cubic-bezier(.16,1,.3,1),background .3s;}
.nav__cta:hover{transform:translateY(-2px);background:var(--brandd);}
#nav-toggle{display:none;}
.nav__burger{display:none;width:42px;height:42px;border:1px solid var(--line);border-radius:10px;
  cursor:pointer;align-items:center;justify-content:center;}
.nav__mobile{display:none;flex-direction:column;gap:2px;border-top:1px solid var(--line);
  background:rgba(255,255,255,.97);padding:14px 32px 24px;}
.nav__mobile a{font-size:15px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);
  padding:13px 0;border-bottom:1px solid var(--line);}
.nav__mobile a.nav__link--active{color:var(--brand);}

@media(max-width:920px){
  .nav__links,.nav__cta{display:none;}
  .nav__burger{display:flex;}
  #nav-toggle:checked ~ .nav__mobile{display:flex;}
}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;padding:clamp(80px,12vw,150px) 0 clamp(60px,8vw,110px);}
.hero__mesh,.hero__mesh2{position:absolute;pointer-events:none;filter:blur(10px);}
.hero__mesh{top:-18%;left:-8%;width:60%;height:85%;
  background:radial-gradient(circle,hsla(210,100%,90%,.9),transparent 60%);animation:drift 19s ease-in-out infinite;}
.hero__mesh2{top:-12%;right:-10%;width:55%;height:78%;
  background:radial-gradient(circle,hsla(280,100%,93%,.85),transparent 60%);animation:drift2 23s ease-in-out infinite;}
.hero__content{position:relative;z-index:2;}
.hero .display{max-width:18ch;}
.hero--center{text-align:center;}
.hero--center .display,.hero--center .lead{margin-left:auto;margin-right:auto;}
.hero__sub{margin-top:34px;max-width:50ch;}
.hero__btns{margin-top:44px;display:flex;flex-wrap:wrap;gap:16px;}
.hero--center .hero__btns{justify-content:center;}

@keyframes drift{0%,100%{transform:translate(0,0) scale(1)}50%{transform:translate(4%,3%) scale(1.12)}}
@keyframes drift2{0%,100%{transform:translate(0,0) scale(1)}50%{transform:translate(-5%,4%) scale(1.15)}}

/* ---------- Hero 儀表板 mockup ---------- */
.hero-dash{position:relative;max-width:1080px;margin:clamp(54px,8vw,90px) auto 0;
  background:#fff;border-radius:28px;overflow:hidden;border:1px solid var(--line);
  box-shadow:0 40px 90px -40px rgba(0,0,0,.35);}
.win-bar{display:flex;align-items:center;gap:8px;padding:15px 20px;border-bottom:1px solid var(--line);background:var(--gray);}
.dot{width:11px;height:11px;border-radius:50%;}
.dot--r{background:#ff5f57;}.dot--y{background:#febc2e;}.dot--g{background:#28c840;}
.win-bar__url{margin-left:14px;font-size:13px;color:var(--muted);}
.hero-dash__body{padding:clamp(26px,4vw,52px);display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:36px;align-items:center;}
.bars{display:flex;flex-direction:column;gap:11px;}
.bar{height:12px;border-radius:6px;background:var(--gray);}
.bar--accent{background:var(--brand);opacity:.9;}
.minichart{display:flex;align-items:flex-end;gap:8px;height:100px;margin-top:12px;padding-top:16px;border-top:1px solid var(--line);}
.minichart i{flex:1;background:var(--gray);border-radius:5px 5px 0 0;display:block;}
.minichart i.hi{background:var(--brand);}
.minichart i.mid{background:var(--brand2);}
.pill{display:inline-flex;align-items:center;font-size:13px;font-weight:500;padding:8px 14px;border-radius:999px;}
.pill--ok{background:rgba(40,200,64,.13);color:var(--okd);}
.pill--gray{background:var(--gray);color:var(--ink);}

/* ---------- 跑馬燈 ---------- */
.marquee{padding:44px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);overflow:hidden;background:#fff;}
.marquee__label{text-align:center;font-size:13px;font-weight:700;letter-spacing:.24em;color:var(--muted);text-transform:uppercase;margin-bottom:30px;}
.marquee__track{display:flex;width:max-content;animation:marquee 72s linear infinite;}
.marquee__track span{font-size:23px;font-weight:700;color:var(--muted);opacity:.5;padding:0 40px;white-space:nowrap;letter-spacing:.04em;}
@keyframes marquee{from{transform:translateX(0)}to{transform:translateX(-50%)}}

/* ---------- 卡片 ---------- */
.pcard{background:#fff;border-radius:28px;box-shadow:0 4px 24px rgba(0,0,0,.05);
  transition:transform .5s cubic-bezier(.16,1,.3,1),box-shadow .5s;}
.pcard:hover{transform:translateY(-6px);box-shadow:0 24px 50px rgba(0,0,0,.1);}

.grid-auto{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:24px;}
.grid-auto--sm{grid-template-columns:repeat(auto-fit,minmax(280px,1fr));}

.svc-card{display:flex;flex-direction:column;padding:40px 36px;}
.svc-card__icon{width:56px;height:56px;border-radius:18px;background:var(--gray);display:flex;align-items:center;justify-content:center;color:var(--brand);margin-bottom:28px;}
.svc-card h3{font-weight:700;font-size:1.7rem;letter-spacing:-.02em;}
.svc-card p{margin-top:14px;font-size:1.08rem;color:var(--muted);line-height:1.75;}
.svc-card .more{margin-top:26px;font-size:14px;font-weight:700;letter-spacing:.06em;color:var(--brand);}

.section-head{max-width:680px;margin:0 auto 62px;}
.section-head .lead{margin-top:18px;font-size:1.25rem;}

/* 數字／背書 */
.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:clamp(40px,6vw,80px);align-items:center;}
.stat-cards{display:grid;grid-template-columns:1fr 1fr;gap:28px;}
.stat-card{background:#fff;border-radius:24px;padding:34px 30px;box-shadow:0 4px 24px rgba(0,0,0,.05);}
.stat-card .num{font-weight:900;font-size:clamp(3rem,6vw,4.4rem);line-height:1;letter-spacing:-.03em;}
.stat-card .lbl{margin-top:12px;font-size:13px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);}
.quote-card{grid-column:1 / -1;background:linear-gradient(120deg,var(--brand),var(--brand2));border-radius:24px;padding:30px 32px;color:#fff;font-size:1.15rem;font-weight:500;line-height:1.7;}

.why-card{background:var(--gray);border-radius:28px;padding:40px 34px;}
.why-card .n{font-size:14px;font-weight:700;color:var(--brand);margin-bottom:18px;}
.why-card h3{font-weight:700;font-size:1.55rem;letter-spacing:-.02em;}
.why-card p{margin-top:14px;font-size:1.08rem;color:var(--muted);line-height:1.8;}

/* 文章卡 */
.articles-head{display:flex;justify-content:space-between;align-items:flex-end;flex-wrap:wrap;gap:18px;margin-bottom:48px;}
.link-more{font-size:15px;font-weight:700;letter-spacing:.05em;color:var(--brand);}
.article-card{display:flex;flex-direction:column;border-radius:24px;overflow:hidden;}
.article-card__img{aspect-ratio:3/2;overflow:hidden;}
.article-card__img img{width:100%;height:100%;object-fit:cover;transition:transform .6s;}
.article-card:hover .article-card__img img{transform:scale(1.05);}
.article-card__body{padding:24px 26px 30px;}
.article-card__meta{display:flex;gap:12px;align-items:center;font-size:12.5px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);}
.article-card__body h3{font-weight:700;font-size:1.35rem;line-height:1.4;margin-top:12px;letter-spacing:-.01em;}
.article-card__body p{margin-top:10px;font-size:1rem;color:var(--muted);line-height:1.7;}

/* ---------- 服務頁 ---------- */
.svc-hero{position:relative;overflow:hidden;padding:clamp(70px,10vw,130px) 0 clamp(50px,6vw,80px);}
.svc-hero .lead{margin-top:28px;max-width:50ch;}
.svc-cards{padding:clamp(40px,6vw,70px) 0;background:var(--gray);}
.svc-detail-card{background:#fff;border-radius:24px;padding:36px 32px;box-shadow:0 4px 24px rgba(0,0,0,.05);
  transition:transform .5s cubic-bezier(.16,1,.3,1),box-shadow .5s;}
.svc-detail-card:hover{transform:translateY(-5px);box-shadow:0 22px 46px rgba(0,0,0,.09);}
.svc-detail-card .n{font-size:14px;font-weight:700;color:var(--brand);margin-bottom:22px;}
.svc-detail-card h3{font-weight:700;font-size:1.5rem;letter-spacing:-.02em;}
.svc-detail-card p{margin-top:14px;font-size:1.05rem;color:var(--muted);line-height:1.75;}

.steps{display:flex;flex-wrap:wrap;gap:18px;}
.step{flex:1;min-width:170px;border-top:3px solid var(--brand);padding-top:20px;}
.step .n{font-size:14px;font-weight:700;color:var(--muted);margin-bottom:10px;}
.step .t{font-weight:700;font-size:1.25rem;letter-spacing:-.01em;}
.aside-band{margin-top:56px;background:linear-gradient(120deg,var(--brand),var(--brand2));border-radius:28px;padding:clamp(34px,4vw,54px);color:#fff;}
.aside-band .lbl{font-size:13px;font-weight:700;letter-spacing:.18em;text-transform:uppercase;opacity:.85;margin-bottom:16px;}
.aside-band p{font-weight:700;font-size:clamp(1.4rem,2.8vw,2.1rem);line-height:1.5;letter-spacing:-.02em;max-width:42ch;}

/* AI 觀點 band */
.viewpoint{background:var(--gray);border-radius:28px;padding:clamp(36px,5vw,64px);}
.viewpoint .lead{margin-top:24px;max-width:62ch;font-size:clamp(1.15rem,1.9vw,1.4rem);line-height:1.85;}
.vp-grid{margin-top:40px;display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:20px;}
.vp-card{background:#fff;border-radius:20px;padding:28px 26px;}
.vp-card .t{font-weight:700;font-size:1.3rem;letter-spacing:-.01em;}
.vp-card p{margin-top:10px;color:var(--muted);font-size:1.02rem;line-height:1.7;}

/* ---------- 介面示意圖（mockups） ---------- */
.mockup{max-width:var(--maxw);margin:0 auto;background:#fff;border-radius:28px;overflow:hidden;
  border:1px solid var(--line);box-shadow:0 40px 90px -44px rgba(0,0,0,.32);}
.mockup-img{display:block;width:100%;max-width:var(--maxw);height:auto;margin:0 auto;border-radius:28px;box-shadow:0 40px 90px -44px rgba(0,0,0,.32);}
.mock-app{display:grid;border-radius:16px;overflow:hidden;min-height:380px;margin:clamp(28px,4vw,52px);border:1px solid var(--line);align-items:start;}
.mock-aside{background:var(--gray);border-right:1px solid var(--line);padding:18px 14px;display:flex;flex-direction:column;gap:3px;align-self:stretch;}
.mock-brand{display:flex;align-items:center;gap:8px;font-weight:700;font-size:14px;padding:2px 8px 16px;}
.mock-nav{display:flex;align-items:center;gap:10px;padding:9px 10px;border-radius:9px;font-size:13px;color:var(--muted);}
.mock-nav i{width:13px;height:13px;border-radius:4px;background:var(--muted);opacity:.35;display:block;}
.mock-nav--on{font-weight:700;background:#fff;color:var(--brand);box-shadow:0 1px 3px rgba(0,0,0,.06);}
.mock-nav--on i{background:var(--brand);opacity:1;}
.mock-main{background:#fff;display:flex;flex-direction:column;min-width:0;justify-content:flex-start;align-content:flex-start;padding-top:0;}
.mock-topbar{display:flex;align-items:center;justify-content:space-between;padding:14px 20px;border-bottom:1px solid var(--line);}
.mock-foot{margin-top:auto;padding-top:14px;border-top:1px solid var(--line);font-size:12px;color:var(--muted);display:flex;align-items:center;gap:8px;}
.tag{font-size:11px;padding:4px 10px;border-radius:999px;}
.tag--ok{background:rgba(40,200,64,.14);color:var(--okd);}
.tag--warn{background:rgba(254,188,46,.18);color:var(--warnd);}
.toggle{width:26px;height:15px;border-radius:999px;background:var(--brand);position:relative;display:inline-block;}
.toggle i{position:absolute;top:2px;right:2px;width:11px;height:11px;border-radius:50%;background:#fff;}
.toggle--off{background:var(--line);}
.toggle--off i{right:auto;left:2px;}
.ring{border-radius:50%;display:flex;align-items:center;justify-content:center;}
.ring__hole{border-radius:50%;background:#fff;display:flex;align-items:center;justify-content:center;font-weight:900;}

/* ---------- 合作客戶 ---------- */
.clients-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:1px;
  background:var(--line);border:1px solid var(--line);border-radius:24px;overflow:hidden;}
.client-cell{background:#fff;aspect-ratio:3/2;display:flex;align-items:center;justify-content:center;
  font-size:18px;font-weight:700;letter-spacing:.04em;color:var(--muted);opacity:.65;
  transition:color .3s,opacity .3s,background .3s;}
.client-cell:hover{color:var(--brand);opacity:1;background:var(--gray);}
.client-cell{position:relative;}
.client-cell:hover{background:#fff;}
.cc-name{transition:opacity .35s;padding:0 8px;}
.cc-logo{position:absolute;inset:0;margin:auto;max-width:74%;max-height:56%;object-fit:contain;opacity:0;transition:opacity .35s;pointer-events:none;}
@media(hover:hover){.client-cell:hover .cc-name{opacity:0;}.client-cell:hover .cc-logo{opacity:1;}}
@media(hover:none){.cc-name{opacity:0;}.cc-logo{opacity:1;}}
.placeholder-band{background:var(--gray);border-radius:28px;padding:clamp(44px,6vw,80px);text-align:center;}

/* ---------- 知識新知 ---------- */
.filters{margin-top:38px;display:flex;flex-wrap:wrap;gap:10px;}
.filter{font-size:14px;font-weight:500;padding:10px 20px;border-radius:999px;border:1px solid var(--line);background:#fff;color:var(--ink);cursor:pointer;transition:all .25s;}
.filter:hover{border-color:var(--ink);}
.filter--on{background:var(--brand);color:#fff;border-color:var(--brand);}

/* ---------- 單篇文章 ---------- */
.article{max-width:760px;margin:0 auto;padding:clamp(60px,9vw,120px) 32px clamp(50px,6vw,80px);}
.article__meta{margin-top:28px;display:flex;gap:14px;align-items:center;font-size:13px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);}
.article h1{font-weight:900;font-size:clamp(2.2rem,4.8vw,3.6rem);line-height:1.18;letter-spacing:-.025em;margin-top:18px;}
.article__cover{margin-top:36px;aspect-ratio:16/8;border-radius:24px;overflow:hidden;}
.article__cover img{width:100%;height:100%;object-fit:cover;}
.prose{margin-top:44px;font-size:1.2rem;line-height:1.95;color:#33312f;}
.prose p{margin-bottom:26px;}
.prose h2{font-weight:900;font-size:1.7rem;color:var(--ink);margin:40px 0 18px;letter-spacing:-.02em;}
.prose ul{margin:0 0 26px 22px;line-height:1.9;}
.prose blockquote{border-left:3px solid var(--brand);padding:8px 0 8px 24px;margin:32px 0;
  font-weight:700;font-size:1.4rem;line-height:1.6;color:var(--ink);letter-spacing:-.02em;}

/* ---------- 聯絡頁 ---------- */
.contact-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:48px;align-items:start;}
.contact-info{display:flex;flex-direction:column;gap:30px;}
.contact-info .blk{border-top:1px solid var(--line);padding-top:24px;}
.contact-info .blk:first-child{border-top:none;padding-top:0;}
.contact-info .label{font-size:12.5px;font-weight:700;letter-spacing:.18em;text-transform:uppercase;color:var(--muted);margin-bottom:12px;}
.form-card{background:#fff;border-radius:28px;padding:clamp(28px,4vw,44px);box-shadow:0 4px 24px rgba(0,0,0,.05);}
.field{display:flex;flex-direction:column;gap:8px;margin-bottom:18px;font-size:13px;font-weight:700;letter-spacing:.04em;}
.field input,.field select,.field textarea{font-size:16px;font-weight:400;padding:14px 16px;border:1px solid var(--line);border-radius:14px;background:var(--gray);}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--brand);outline:none;background:#fff;}
.form-card button{width:100%;background:var(--brand);color:#fff;font-size:16px;font-weight:500;padding:17px;border:none;border-radius:14px;cursor:pointer;transition:transform .3s,background .3s;}
.form-card button:hover{transform:translateY(-2px);background:var(--brandd);}

/* ---------- 結尾行動區 ---------- */
.cta{background:var(--gray);padding:clamp(80px,11vw,150px) 0;text-align:center;}
.cta .lead{margin:24px auto 0;max-width:42ch;}
.cta .btn{margin-top:44px;}

/* ---------- 頁尾 ---------- */
.footer{background:var(--ink);color:#f5f5f7;padding:clamp(60px,7vw,90px) 0 40px;}
.footer__grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:40px;}
.footer__logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:22px;}
.footer p{margin-top:18px;color:rgba(255,255,255,.55);font-size:15px;max-width:30ch;line-height:1.7;}
.footer__h{font-size:12px;font-weight:700;letter-spacing:.18em;text-transform:uppercase;color:rgba(255,255,255,.4);margin-bottom:18px;}
.footer__links{display:flex;flex-direction:column;gap:12px;}
.footer__links a{font-size:15px;color:rgba(255,255,255,.72);transition:color .25s;}
.footer__links a:hover{color:#fff;}
.footer__cta{font-weight:700;font-size:1.3rem;color:#fff;}
.footer__copy{max-width:var(--maxw);margin:56px auto 0;padding:24px 32px 0;border-top:1px solid rgba(255,255,255,.12);font-size:13px;color:rgba(255,255,255,.4);}

/* ---------- 進場動畫（純 CSS，尊重 reduce-motion） ---------- */
@media (prefers-reduced-motion: no-preference){
  .reveal{opacity:0;transform:translateY(24px);animation:reveal .9s cubic-bezier(.16,1,.3,1) forwards;}
  .reveal.d1{animation-delay:.08s;}
  .reveal.d2{animation-delay:.16s;}
  .reveal.d3{animation-delay:.24s;}
  .reveal.d4{animation-delay:.32s;}
}
@keyframes reveal{to{opacity:1;transform:none;}}
@keyframes blink{0%,100%{opacity:1}50%{opacity:.25}}
@keyframes pulse{0%,100%{opacity:.5}50%{opacity:1}}
.blink{animation:blink 1.2s infinite;}
.blink.d1{animation-delay:.2s;}
.blink.d2{animation-delay:.4s;}

/* ---------- 響應式微調 ---------- */
@media(max-width:560px){
  .wrap{padding:0 20px;}
  .stat-cards{grid-template-columns:1fr;}
}

@media(hover:hover){.client-cell--invert:hover{background:#1d1d1f;}}
@media(hover:none){.client-cell--invert{background:#1d1d1f;}}

@media(hover:hover){.client-cell--red:hover{background:#e90101;}}
@media(hover:none){.client-cell--red{background:#e90101;}}

/* 合作客戶牆：手機 3 欄 + 同底色歸群 */
@media(max-width:560px){
  .clients-grid{grid-template-columns:repeat(3,minmax(0,1fr));}
  .client-cell{min-width:0;}
  .cc-name{display:none;}
  .cc-logo{position:static;opacity:1;max-width:80%;max-height:60%;margin:auto;}
  .client-cell--invert{order:2;}
  .client-cell--red{order:3;}
}

/* 示意圖 RWD：整體等比縮放 */
.mock-rwd{width:100%;max-width:1040px;margin:0 auto;overflow:hidden;}
.mock-rwd__inner{width:1040px;transform-origin:top left;}