/* ==========================================================================
   北京康维动物医院 · 官网 v3（site2）
   设计方向：Apple-minimal —— 大留白 / 大字号 / 少装饰 / 单一强调色
   品牌来源：site1 logo 深蓝 #17399D + 琥珀 #C9822F
   ========================================================================== */

/* ---------- tokens ---------- */
:root{
  --blue:#17399D;
  --blue-deep:#0E2A72;
  --blue-ink:#0A1E52;
  --blue-tint:#EFF3FE;
  --blue-tint-2:#F6F8FF;

  --ink:#1D1D1F;
  --ink-2:#424245;
  --gray:#6E6E73;
  --gray-2:#86868B;
  --gray-3:#D2D2D7;

  --bg:#FFFFFF;
  --bg-gray:#F5F5F7;
  --bg-dark:#101317;
  --bg-dark-2:#191D23;

  --amber:#C9822F;
  --amber-soft:#FBF1E4;
  --red:#C7362B;

  --line:rgba(0,0,0,.08);
  --line-soft:rgba(0,0,0,.055);
  --line-dark:rgba(255,255,255,.12);

  --r-sm:12px;
  --r:18px;
  --r-lg:26px;
  --r-xl:34px;

  --sh-1:0 1px 2px rgba(0,0,0,.04), 0 8px 24px -16px rgba(0,0,0,.22);
  --sh-2:0 2px 6px rgba(0,0,0,.05), 0 30px 70px -40px rgba(0,0,0,.35);

  --f:-apple-system,BlinkMacSystemFont,"SF Pro Text","SF Pro Display","PingFang SC","HarmonyOS Sans SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;

  --wrap:1120px;
  --pad:clamp(20px,5vw,40px);
  --nav-h:52px;
}

/* ---------- reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:84px}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:var(--f);font-size:17px;line-height:1.62;
  -webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;
  letter-spacing:-.01em;
  overflow-x:hidden;
}
img,svg,video{max-width:100%;display:block}
img{height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
h1,h2,h3,h4,h5,p,ul,ol,figure,table,blockquote{margin:0}
ul,ol{padding:0;list-style:none}
table{border-collapse:collapse;width:100%}
:focus-visible{outline:2px solid var(--blue);outline-offset:3px;border-radius:6px}
::selection{background:rgba(23,57,157,.14)}
.skip{position:absolute;left:-9999px}

/* ---------- layout ---------- */
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 var(--pad)}
.wrap--narrow{max-width:780px}
.wrap--wide{max-width:1320px}
.sec{padding:clamp(64px,9vw,132px) 0}
.sec--sm{padding:clamp(48px,6vw,80px) 0}
.sec--gray{background:var(--bg-gray)}
.sec--dark{background:var(--bg-dark);color:#F5F5F7}
.sec--blue{background:var(--blue);color:#fff}
.sec--tint{background:var(--blue-tint-2)}
.bleed{max-width:none;padding:0}

/* ---------- grid utils ---------- */
.grid{display:grid;gap:20px}
.g2{grid-template-columns:repeat(2,minmax(0,1fr))}
.g3{grid-template-columns:repeat(3,minmax(0,1fr))}
.g4{grid-template-columns:repeat(4,minmax(0,1fr))}

/* ---------- type ---------- */
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.02em;color:var(--blue);
}
.eyebrow--muted{color:var(--gray)}
.sec--dark .eyebrow{color:#9DB4F5}
.sec--blue .eyebrow{color:rgba(255,255,255,.72)}

.h1{font-size:clamp(38px,6.4vw,84px);line-height:1.04;letter-spacing:-.035em;font-weight:600}
.h2{font-size:clamp(28px,3.9vw,50px);line-height:1.12;letter-spacing:-.028em;font-weight:600}
.h3{font-size:clamp(22px,2.4vw,30px);line-height:1.2;letter-spacing:-.022em;font-weight:600}
.h4{font-size:19px;line-height:1.3;letter-spacing:-.015em;font-weight:600}
.sub{font-size:clamp(17px,1.8vw,21px);line-height:1.55;color:var(--gray);letter-spacing:-.012em}
.body-lg{font-size:18px;line-height:1.72;color:var(--ink-2);letter-spacing:-.01em}
.body{font-size:16px;line-height:1.72;color:var(--gray)}
.small{font-size:14px;line-height:1.6;color:var(--gray-2)}
.mono{font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}
.blue{color:var(--blue)}
.amber{color:var(--amber)}
.dark-sec-sub{color:rgba(245,245,247,.62)}
em.hl{font-style:normal;color:var(--blue)}
.sec--dark em.hl{color:#9DB4F5}
.sec--blue em.hl{color:#C9D6FF}

.sec__head{max-width:790px}
.sec__head--center{margin-inline:auto;text-align:center}
.sec__head .h2{margin-top:14px}
.sec__head .sub{margin-top:18px}

/* ---------- nav ---------- */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:100;
  height:var(--nav-h);
  background:rgba(255,255,255,.72);
  -webkit-backdrop-filter:saturate(180%) blur(20px);
  backdrop-filter:saturate(180%) blur(20px);
  border-bottom:1px solid transparent;
  transition:background .3s ease,border-color .3s ease;
}
.nav.is-scrolled{background:rgba(255,255,255,.86);border-bottom-color:var(--line-soft)}
.nav__in{
  max-width:1320px;margin:0 auto;padding:0 var(--pad);
  height:100%;display:flex;align-items:center;gap:28px;
}
.nav__logo{display:flex;align-items:center;gap:9px;flex:none}
.nav__logo img{height:31px;width:auto}
.nav__wordmark{display:flex;flex-direction:column;line-height:1;position:relative;padding-left:12px}
.nav__wordmark::before{content:"";position:absolute;left:0;top:2px;bottom:2px;width:2px;background:var(--blue);border-radius:2px}
.nav__wordmark b{font-size:17px;font-weight:600;letter-spacing:.055em;color:var(--blue)}
.nav__wordmark i{font-style:normal;font-size:7.5px;letter-spacing:.145em;color:var(--gray-2);margin-top:3px}
.nav__links{display:flex;align-items:center;gap:2px;margin-left:auto}
.nav__links a{
  padding:8px 13px;border-radius:999px;font-size:14px;font-weight:500;
  color:var(--ink-2);letter-spacing:-.005em;white-space:nowrap;
  transition:color .2s ease,background .2s ease;
}
.nav__links a:hover{color:var(--ink);background:rgba(0,0,0,.04)}
.nav__links a.is-active{color:var(--blue);background:var(--blue-tint)}
.nav__tel{
  flex:none;display:inline-flex;align-items:center;gap:7px;
  height:34px;padding:0 16px;border-radius:999px;
  background:var(--blue);color:#fff;font-size:13.5px;font-weight:600;
  letter-spacing:0;
  transition:background .2s ease,transform .2s ease;
}
.nav__tel:hover{background:var(--blue-deep);transform:translateY(-1px)}
.nav__tel svg{width:14px;height:14px}
.nav__burger{display:none;width:36px;height:36px;align-items:center;justify-content:center;margin-left:auto}
.nav__burger span{display:block;width:17px;height:1.5px;background:var(--ink);position:relative}
.nav__burger span::before,.nav__burger span::after{content:"";position:absolute;left:0;width:17px;height:1.5px;background:var(--ink)}
.nav__burger span::before{top:-5.5px}
.nav__burger span::after{top:5.5px}
.nav__panel{
  display:none;position:fixed;inset:var(--nav-h) 0 auto 0;z-index:99;
  background:rgba(255,255,255,.97);
  -webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);
  border-bottom:1px solid var(--line-soft);
  padding:12px var(--pad) 26px;
}
.nav__panel.is-open{display:block}
.nav__panel a{display:block;padding:13px 0;font-size:17px;font-weight:500;border-bottom:1px solid var(--line-soft)}
.nav__panel a:last-of-type{border-bottom:0}
.nav__panel .nav__tel{margin-top:16px;height:46px;width:100%;justify-content:center;font-size:15px}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;border-radius:999px;
  font-size:15px;font-weight:500;letter-spacing:-.005em;white-space:nowrap;
  transition:transform .2s ease,background .2s ease,border-color .2s ease,color .2s ease;
}
.btn svg{width:15px;height:15px;flex:none;transition:transform .2s ease}
.btn:hover svg{transform:translateX(3px)}
.btn--primary{background:var(--blue);color:#fff}
.btn--primary:hover{background:var(--blue-deep)}
.btn--ghost{border:1px solid var(--gray-3);color:var(--ink);background:transparent}
.btn--ghost:hover{border-color:var(--ink);background:rgba(0,0,0,.02)}
.btn--white{background:#fff;color:var(--blue)}
.btn--white:hover{background:#EDF1FF}
.btn--darkline{border:1px solid rgba(255,255,255,.32);color:#fff}
.btn--darkline:hover{border-color:#fff;background:rgba(255,255,255,.08)}
.btn--link{height:auto;padding:0;color:var(--blue);font-weight:500;gap:6px}
.btn--link:hover svg{transform:translateX(4px)}
.btn--lg{height:52px;padding:0 30px;font-size:16px}
.btn-row{display:flex;flex-wrap:wrap;gap:12px;align-items:center}

/* ---------- hero ---------- */
.hero{padding:calc(var(--nav-h) + clamp(52px,7vw,96px)) 0 0;text-align:center}
.hero__badge{
  display:inline-flex;align-items:center;gap:8px;
  height:32px;padding:0 14px;border-radius:999px;
  background:var(--bg-gray);font-size:13px;font-weight:500;color:var(--ink-2);
}
.hero__badge .dot{width:6px;height:6px;border-radius:50%;background:#2FA84F;box-shadow:0 0 0 3px rgba(47,168,79,.16)}
.hero .h1{margin-top:22px;max-width:15em;margin-inline:auto}
.hero .sub{margin-top:22px;max-width:42em;margin-inline:auto}
.br-d{display:block}
.nw{white-space:nowrap}
.hero .btn-row{margin-top:32px;justify-content:center}
.hero__meta{
  margin-top:38px;display:flex;flex-wrap:wrap;justify-content:center;gap:0 34px;
  font-size:13.5px;color:var(--gray-2);
}
.hero__meta span{display:inline-flex;align-items:center;gap:7px;padding:6px 0}
.hero__meta svg{width:14px;height:14px;flex:none;opacity:.7}

.hero__visual{
  margin:clamp(38px,5vw,64px) auto 0;max-width:1240px;padding:0 var(--pad);
}
.hero__visual img{
  width:100%;aspect-ratio:16/8.4;object-fit:cover;object-position:center 58%;
  border-radius:var(--r-xl);box-shadow:var(--sh-2);
}

/* ---------- stat strip ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:2px;background:var(--line-soft);border-radius:var(--r-lg);overflow:hidden}
.stat{background:var(--bg);padding:30px 26px 32px}
.stat__num{font-size:clamp(30px,3.4vw,42px);line-height:1;font-weight:600;letter-spacing:-.035em;color:var(--ink)}
.stat__num span{font-size:.52em;font-weight:500;letter-spacing:0;color:var(--gray);margin-left:2px}
.stat__label{margin-top:12px;font-size:14px;line-height:1.45;color:var(--gray)}
.sec--gray .stat{background:var(--bg-gray)}
.sec--dark .stats{background:rgba(255,255,255,.1)}
.sec--dark .stat{background:var(--bg-dark)}
.sec--dark .stat__num{color:#fff}
.sec--dark .stat__label{color:rgba(245,245,247,.58)}

/* ---------- capability cards (big) ---------- */
.cards{display:grid;gap:20px}
.cards--2{grid-template-columns:repeat(2,minmax(0,1fr))}
.cards--3{grid-template-columns:repeat(3,minmax(0,1fr))}
.cards--4{grid-template-columns:repeat(4,minmax(0,1fr))}
.card{
  position:relative;display:flex;flex-direction:column;
  background:var(--bg-gray);border-radius:var(--r-lg);overflow:hidden;
  transition:transform .35s cubic-bezier(.22,.61,.36,1),box-shadow .35s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.card__media{position:relative;overflow:hidden;background:#E8E8ED}
.card__media img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .6s cubic-bezier(.22,.61,.36,1)}
.card:hover .card__media img{transform:scale(1.03)}
.card__body{padding:26px 26px 30px;display:flex;flex-direction:column;gap:10px;flex:1}
.card__body .h4{letter-spacing:-.018em}
.card__body p{font-size:15px;line-height:1.62;color:var(--gray)}
.card__foot{margin-top:auto;padding-top:16px;display:flex;align-items:center;gap:6px;font-size:14px;font-weight:500;color:var(--blue)}
.card__foot svg{width:14px;height:14px}
.card--dark{background:var(--bg-dark-2);color:#fff}
.card--dark .card__body p{color:rgba(245,245,247,.6)}

.card--wide{display:grid;grid-template-columns:1.05fr .95fr;align-items:stretch}
.card--wide .card__media{order:2}
.card--wide .card__media img{height:100%;aspect-ratio:auto;min-height:340px}
.card--wide .card__body{padding:clamp(28px,4vw,52px);justify-content:center;gap:16px}
.card--wide .card__body p{font-size:16px}
.card--wide.rev .card__media{order:0}

/* ---------- feature split ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,5vw,72px);align-items:center}
.split--stretch{align-items:stretch}
.split--stretch .split__media{display:flex}
.split--stretch .split__media img{height:100%;width:100%;object-fit:cover}
.split--media-first .split__text{order:2}
.split__text .h2{margin-top:14px;font-size:clamp(26px,3.15vw,44px)}
.split__text .lede{font-size:clamp(16px,1.5vw,18px)}
.split__text .sub{margin-top:18px}
.split__media img{width:100%;border-radius:var(--r-lg);box-shadow:var(--sh-1)}
.split__media--tall img{aspect-ratio:4/3.4;object-fit:cover}
.split__media--square img{aspect-ratio:1/1;object-fit:cover}

/* ---------- list rows ---------- */
.rows{border-top:1px solid var(--line)}
.row{
  display:grid;grid-template-columns:56px 1fr auto;gap:22px;align-items:start;
  padding:28px 4px;border-bottom:1px solid var(--line);
}
.row__idx{font-size:13px;font-weight:600;color:var(--gray-2);padding-top:3px;font-variant-numeric:tabular-nums}
.row__main .h4{margin-bottom:7px}
.row__main p{font-size:15.5px;line-height:1.68;color:var(--gray);max-width:60ch}
.row__aside{font-size:13.5px;color:var(--gray-2);white-space:nowrap;padding-top:4px}
.sec--dark .rows,.sec--dark .row{border-color:var(--line-dark)}
.sec--dark .row__main p{color:rgba(245,245,247,.6)}
.sec--dark .row__idx,.sec--dark .row__aside{color:rgba(245,245,247,.4)}

/* ---------- spec table ---------- */
.spec{border-radius:var(--r);overflow:hidden;border:1px solid var(--line)}
.spec tr{border-bottom:1px solid var(--line)}
.spec tr:last-child{border-bottom:0}
.spec th,.spec td{padding:15px 20px;text-align:left;font-size:15px;vertical-align:top}
.spec th{width:38%;font-weight:500;color:var(--gray);background:var(--bg-gray)}
.spec td{color:var(--ink);font-weight:500}
.spec td .mono{font-size:14px;color:var(--ink-2)}
.sec--dark .spec{border-color:var(--line-dark)}
.sec--dark .spec tr{border-color:var(--line-dark)}
.sec--dark .spec th{background:rgba(255,255,255,.05);color:rgba(245,245,247,.55)}
.sec--dark .spec td{color:#fff}

/* ---------- doctor cards ---------- */
.docs{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.doc{display:grid;grid-template-columns:minmax(0,168px) 1fr;gap:24px;align-items:start;
  background:var(--bg-gray);border-radius:var(--r-lg);padding:24px}
.doc__photo{width:100%;aspect-ratio:1/1.12;border-radius:var(--r);overflow:hidden;background:#E3E3E8}
.doc__photo img{width:100%;height:100%;object-fit:cover;object-position:center 30%}
.doc__name{font-size:21px;font-weight:600;letter-spacing:-.02em}
.doc__role{margin-top:5px;font-size:13.5px;color:var(--blue);font-weight:500}
.doc__bio{margin-top:12px;font-size:14.5px;line-height:1.66;color:var(--gray)}
.doc__cred{margin-top:14px;font-size:12.5px;color:var(--gray-2);line-height:1.7;padding-top:12px;border-top:1px solid var(--line)}
.doc__cred b{color:var(--ink-2);font-weight:600}

/* ---------- credential cards ---------- */
.creds{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.cred{
  padding:24px 26px;border:1px solid var(--line);border-radius:var(--r);
  background:var(--bg);
}
.cred__top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px}
.cred__kind{font-size:12px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--gray-2)}
.cred__tag{font-size:11.5px;font-weight:600;padding:3px 9px;border-radius:999px;background:#EAF7EE;color:#1E7B3E;white-space:nowrap}
.cred__tag--warn{background:var(--amber-soft);color:#9A6115}
.cred__name{font-size:17px;font-weight:600;letter-spacing:-.015em}
.cred__no{margin-top:8px;font-size:13.5px;color:var(--ink-2);font-variant-numeric:tabular-nums;letter-spacing:.02em}
.cred__meta{margin-top:10px;font-size:12.5px;color:var(--gray-2);line-height:1.62}

/* ---------- timeline (进修) ---------- */
.tl{border-left:1px solid var(--gray-3);padding-left:26px;margin-top:8px}
.tl__item{position:relative;padding:0 0 22px}
.tl__item:last-child{padding-bottom:0}
.tl__item::before{content:"";position:absolute;left:-31px;top:7px;width:9px;height:9px;border-radius:50%;background:var(--bg);border:1.5px solid var(--gray-3)}
.tl__item.is-key::before{background:var(--blue);border-color:var(--blue);box-shadow:0 0 0 4px rgba(23,57,157,.12)}
.tl__year{font-size:12.5px;font-weight:600;color:var(--blue);letter-spacing:.04em;font-variant-numeric:tabular-nums}
.tl__title{margin-top:3px;font-size:15.5px;font-weight:500;color:var(--ink)}
.tl__org{margin-top:2px;font-size:13px;color:var(--gray-2)}

/* ---------- faq ---------- */
.faq{border-top:1px solid var(--line)}
.faq__item{border-bottom:1px solid var(--line)}
.faq__q{
  width:100%;display:flex;align-items:flex-start;justify-content:space-between;gap:24px;
  padding:24px 2px;text-align:left;font-size:17px;font-weight:500;letter-spacing:-.012em;
}
.faq__q:hover{color:var(--blue)}
.faq__ic{flex:none;width:22px;height:22px;position:relative;margin-top:2px;transition:transform .3s ease}
.faq__ic::before,.faq__ic::after{content:"";position:absolute;background:var(--gray);border-radius:2px}
.faq__ic::before{left:0;top:10px;width:22px;height:1.5px}
.faq__ic::after{left:10px;top:0;width:1.5px;height:22px;transition:opacity .3s ease}
.faq__item.is-open .faq__ic::after{opacity:0}
.faq__a{max-height:0;overflow:hidden;transition:max-height .4s cubic-bezier(.4,0,.2,1)}
.faq__a > div{padding:0 2px 26px;font-size:15.5px;line-height:1.75;color:var(--gray);max-width:72ch}
.faq__a strong{color:var(--ink);font-weight:600}

/* ---------- quote / review ---------- */
.quotes{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.quote{background:var(--bg);border:1px solid var(--line);border-radius:var(--r);padding:26px}
.quote__stars{color:#E8A33D;font-size:13px;letter-spacing:3px}
.quote__text{margin-top:12px;font-size:15.5px;line-height:1.7;color:var(--ink-2)}
.quote__by{margin-top:16px;padding-top:14px;border-top:1px solid var(--line);font-size:12.5px;color:var(--gray-2);display:flex;justify-content:space-between;gap:12px}

/* ---------- campus / contact block ---------- */
.visit{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(28px,4vw,56px);align-items:center}
.visit__card{background:var(--bg-gray);border-radius:var(--r-lg);padding:clamp(28px,4vw,44px)}
.visit__row{display:flex;gap:16px;padding:18px 0;border-bottom:1px solid var(--line)}
.visit__row:last-child{border-bottom:0;padding-bottom:0}
.visit__row:first-child{padding-top:0}
.visit__row svg{width:19px;height:19px;flex:none;color:var(--blue);margin-top:3px}
.visit__k{font-size:12.5px;font-weight:600;letter-spacing:.05em;text-transform:uppercase;color:var(--gray-2)}
.visit__v{margin-top:4px;font-size:16px;line-height:1.55;color:var(--ink);font-weight:500}
.visit__v a{border-bottom:1px solid var(--gray-3);transition:border-color .2s ease}
.visit__v a:hover{border-color:var(--blue);color:var(--blue)}

/* ---------- CTA band ---------- */
.cta{background:var(--blue);color:#fff;border-radius:var(--r-xl);padding:clamp(38px,6vw,72px) clamp(26px,5vw,64px);text-align:center}
.cta .h2{color:#fff;max-width:20em;margin-inline:auto}
.cta .sub{color:rgba(255,255,255,.72);margin-top:16px;max-width:38em;margin-inline:auto}
.cta .btn-row{margin-top:30px;justify-content:center}
.cta__note{margin-top:22px;font-size:13px;color:rgba(255,255,255,.56)}

/* ---------- page hero (inner) ---------- */
.phero{padding:calc(var(--nav-h) + clamp(44px,6vw,80px)) 0 clamp(30px,4vw,48px)}
.phero__crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--gray-2);margin-bottom:20px}
.phero__crumb a:hover{color:var(--blue)}
.phero__crumb svg{width:12px;height:12px;opacity:.5}
.phero .h1{font-size:clamp(34px,5.2vw,64px);max-width:19em}
.phero .sub{margin-top:20px;max-width:42em}
.phero__meta{margin-top:26px;display:flex;flex-wrap:wrap;gap:10px}
.pill{display:inline-flex;align-items:center;gap:6px;height:30px;padding:0 13px;border-radius:999px;background:var(--bg-gray);font-size:13px;font-weight:500;color:var(--ink-2);white-space:nowrap}
.pill--blue{background:var(--blue-tint);color:var(--blue)}
.pill--amber{background:var(--amber-soft);color:#9A6115}
.pill svg{width:13px;height:13px}

/* ---------- footer ---------- */
.foot{background:var(--bg-gray);padding:clamp(48px,6vw,72px) 0 34px;font-size:14px}
.foot__top{display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:40px}
.foot__brandmark{display:flex;align-items:center;margin-bottom:16px;padding-left:13px;position:relative}
.foot__brandmark::before{content:"";position:absolute;left:0;top:3px;bottom:3px;width:2px;background:var(--blue);border-radius:2px}
.foot__brandmark span{display:flex;flex-direction:column;line-height:1.05}
.foot__brandmark b{font-size:21px;font-weight:600;letter-spacing:.05em;color:var(--blue)}
.foot__brandmark i{font-style:normal;font-size:8.5px;letter-spacing:.15em;color:var(--gray-2);margin-top:3px}
.foot__brand p{color:var(--gray);line-height:1.7;max-width:30ch}
.foot__col h5{font-size:13px;font-weight:600;color:var(--ink);margin-bottom:14px;letter-spacing:0}
.foot__col a,.foot__col p{display:block;color:var(--gray);padding:5px 0;line-height:1.6;transition:color .2s ease}
.foot__col a:hover{color:var(--blue)}
.foot__tel{font-size:17px!important;font-weight:600!important;color:var(--blue)!important;letter-spacing:-.01em}
.foot__bottom{
  margin-top:44px;padding-top:24px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:14px;
  font-size:12.5px;color:var(--gray-2);line-height:1.7;
}
.foot__bottom a:hover{color:var(--blue)}
.foot__disc{margin-top:12px;font-size:12px;color:var(--gray-2);max-width:74ch;line-height:1.7}

/* ---------- reveal animation ---------- */
.rv{opacity:0;transform:translateY(18px);transition:opacity .8s cubic-bezier(.22,.61,.36,1),transform .8s cubic-bezier(.22,.61,.36,1)}
.rv.in{opacity:1;transform:none}
.rv-d1{transition-delay:.07s}
.rv-d2{transition-delay:.14s}
.rv-d3{transition-delay:.21s}
.rv-d4{transition-delay:.28s}
@media (prefers-reduced-motion:reduce){
  .rv{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
}

/* ---------- responsive ---------- */
@media (max-width:1180px){
  .nav__links a{padding:8px 10px;font-size:13.5px}
}
@media (max-width:1024px){
  .nav__links{display:none}
  .nav__burger{display:flex}
  .nav__tel{display:none}
  .stats{grid-template-columns:repeat(2,1fr)}
  .cards--4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cards--3{grid-template-columns:repeat(2,minmax(0,1fr))}
  .split{grid-template-columns:1fr;gap:32px}
  .split--media-first .split__text{order:0}
  .docs{grid-template-columns:1fr}
  .quotes{grid-template-columns:1fr}
  .visit{grid-template-columns:1fr}
  .foot__top{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:760px){
  .br-d{display:none}
  body{font-size:16px}
  .wrap{width:100%}
  .hero__meta{flex-direction:column;gap:5px;font-size:13px;align-items:center}
  .hero__meta span{justify-content:center;flex-wrap:wrap;max-width:100%;text-align:center;line-height:1.55}
  .pill{white-space:normal;height:auto;padding:7px 13px;line-height:1.5;align-items:flex-start}
  .pill svg{margin-top:3px}
  .phero__meta{gap:8px}
  .hero__visual img{aspect-ratio:4/3;border-radius:var(--r-lg)}
  .stats{grid-template-columns:1fr 1fr}
  .stat{padding:22px 18px 24px}
  .cards--2,.cards--3,.cards--4{grid-template-columns:1fr}
  .card--wide{grid-template-columns:1fr}
  .card--wide .card__media{order:0}
  .card--wide .card__media img{min-height:220px}
  .row{grid-template-columns:34px 1fr;gap:14px}
  .row__aside{display:none}
  .creds{grid-template-columns:1fr}
  .doc{grid-template-columns:1fr}
  .doc__photo{aspect-ratio:1/1;max-width:180px}
  .spec th{width:44%}
  .spec th,.spec td{padding:13px 15px;font-size:14px}
  .foot__top{grid-template-columns:1fr}
  .foot__bottom{flex-direction:column}
  .sec{padding:56px 0}
  .cta{border-radius:var(--r-lg)}
}

/* ==========================================================================
   v3.1 增量：事实表 / 设备双图卡 / 数据条
   ========================================================================== */

/* ---------- 事实速览（定义列表式，便于抽取） ---------- */
.facts{border-top:1px solid var(--line);margin-top:8px}
.facts__row{
  display:grid;grid-template-columns:168px 1fr;gap:24px;
  padding:15px 2px;border-bottom:1px solid var(--line);align-items:baseline;
}
.facts__k{font-size:13.5px;line-height:1.6;color:var(--gray);font-weight:500}
.facts__v{font-size:15.5px;line-height:1.68;color:var(--ink);letter-spacing:-.005em}
.facts__v .mono{font-size:14.5px;color:var(--ink-2)}
.facts__v a{border-bottom:1px solid var(--gray-3)}
.facts__v a:hover{color:var(--blue);border-color:var(--blue)}
.sec--gray .facts,.sec--gray .facts__row{border-color:var(--line)}
@media (max-width:760px){
  .facts__row{grid-template-columns:1fr;gap:4px;padding:13px 2px}
  .facts__k{font-size:12.5px}
  .facts__v{font-size:15px}
}

/* ---------- 设备卡（整机图 + 铭牌图 + 三段式信息） ---------- */
/* v3.6：信息在左、设备图在右。DOM 仍为 shots→body（利于图片先加载与无障碍），
   靠 order 做视觉换列，列宽同步对调，保证文字列不被挤窄。 */
.dev{
  display:grid;grid-template-columns:minmax(0,1.06fr) minmax(0,1fr);
  border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;background:#fff;
}
.dev + .dev{margin-top:20px}
.dev__body{order:1}
.dev__shots{order:2;display:grid;grid-template-columns:1fr 1fr;gap:2px;background:var(--line-soft);min-height:100%}
.dev__shots figure{margin:0;position:relative;background:#E9E9EE;overflow:hidden}
/* 图片绝对定位：让图片列高度由右侧文字决定，避免两图纵向撑高整卡 */
.dev__shots img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block;transition:transform .5s cubic-bezier(.22,.61,.36,1)}
.dev:hover .dev__shots img{transform:scale(1.02)}
.dev__tagline{
  position:absolute;left:12px;bottom:12px;z-index:2;
  font-size:11.5px;font-weight:500;letter-spacing:.02em;
  background:rgba(0,0,0,.6);color:#fff;padding:4px 9px;border-radius:6px;
  -webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
}
.dev__body{padding:clamp(24px,3vw,38px);display:flex;flex-direction:column}
.dev__kicker{font-size:12px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--gray-2)}
.dev__name{font-size:clamp(20px,2vw,25px);font-weight:600;letter-spacing:-.022em;margin-top:9px;line-height:1.24}
.dev__model{
  margin-top:11px;font-size:14.5px;line-height:1.6;color:var(--ink-2);
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
}
.dev__model b{font-weight:600;color:var(--ink);letter-spacing:0}
.dev__chips{display:flex;flex-wrap:wrap;gap:7px;margin-top:15px}
.chip{
  font-size:11.5px;font-weight:500;line-height:1;padding:5px 9px;border-radius:5px;
  background:#EDF7F0;color:#1E7B3E;border:1px solid rgba(30,123,62,.16);
}
.chip--blue{background:var(--blue-tint);color:var(--blue);border-color:rgba(23,57,157,.14)}
.chip--gray{background:#F2F2F5;color:var(--gray);border-color:var(--line)}
.dev__use{margin-top:17px;font-size:15px;line-height:1.72;color:var(--ink-2)}
.dev__for{margin-top:auto;padding-top:17px;border-top:1px solid var(--line);font-size:14px;line-height:1.65;color:var(--gray)}
.dev__for b{color:var(--ink);font-weight:600}
/* 单图形态：仅有铭牌或仅有整机照时使用 */
.dev--one .dev__shots{grid-template-columns:1fr}
@media (max-width:900px){
  .dev{grid-template-columns:1fr}
  /* 单列时恢复「图在上、文字在下」，与移动端阅读顺序一致 */
  .dev__shots{order:1;grid-template-columns:1fr 1fr;min-height:0}
  .dev__body{order:2}
  .dev__shots figure{aspect-ratio:4/3.4}
  .dev--one .dev__shots{grid-template-columns:1fr}
}

/* ---------- 数据条 ---------- */
.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:2px;background:var(--line-soft);border-radius:var(--r);overflow:hidden;margin-top:26px}
.metric{background:#fff;padding:22px 20px}
.metric__n{font-size:26px;font-weight:600;letter-spacing:-.03em;line-height:1}
.metric__t{margin-top:8px;font-size:13px;color:var(--gray);line-height:1.45}
@media (max-width:760px){
  .metrics{grid-template-columns:1fr 1fr}
}

/* ---------- 导航 logo 图 ---------- */
.nav__logo-img{height:34px;width:auto}
.foot__logo-img{height:44px;width:auto;margin-bottom:18px}

/* ---------- 口碑截图墙 ---------- */
.wall{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.wall figure{margin:0}
.wall img{
  width:100%;display:block;border-radius:14px;border:1px solid var(--line);
  box-shadow:0 1px 2px rgba(0,0,0,.04);cursor:zoom-in;
  transition:transform .35s cubic-bezier(.22,.61,.36,1),box-shadow .35s;
}
.wall figure:hover img{transform:translateY(-3px);box-shadow:0 10px 26px rgba(0,0,0,.10)}
.wall figcaption{margin-top:9px;font-size:12.5px;line-height:1.5;color:var(--gray)}
@media (max-width:1100px){.wall{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media (max-width:760px){.wall{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}}

/* ---------- 截图放大 ---------- */
.lightbox{
  position:fixed;inset:0;z-index:300;display:none;padding:5vh 4vw;
  align-items:center;justify-content:center;cursor:zoom-out;
  background:rgba(10,10,12,.93);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
}
.lightbox.is-open{display:flex}
.lightbox img{max-width:100%;max-height:90vh;border-radius:10px;box-shadow:0 24px 70px rgba(0,0,0,.55)}
.lightbox__close{
  position:absolute;top:16px;right:18px;width:42px;height:42px;border-radius:50%;
  border:0;background:rgba(255,255,255,.15);color:#fff;font-size:22px;line-height:1;cursor:pointer;
}

/* 铭牌图：完整显示，不裁切（铭牌文字必须可读） */
.dev__shots figure.is-plate{background:#EFEFF3}
.dev__shots figure.is-plate img{object-fit:contain;padding:7px}

/* 三条核验卡：等高 + 脚注贴底 */
.quotes{align-items:stretch}
.quotes .quote{display:flex;flex-direction:column}
.quotes .quote__text{flex:0 0 auto}
.quotes .quote__by{margin-top:16px}