/* ============================================================
   WAHAH Official Site - Stylesheet
   ============================================================ */

:root{
  --c-primary:#0d5ba7;
  --c-primary-d:#0a3f75;
  --c-primary-l:#e8f1fa;
  --c-accent:#00a89c;
  --c-accent-d:#00857c;
  --c-cta:#ff7a1a;
  --c-cta-d:#e86200;
  --c-ink:#16232e;
  --c-body:#4d5f70;
  --c-muted:#8296a8;
  --c-line:#e2e9f0;
  --c-bg:#ffffff;
  --c-bg-soft:#f5f9fc;
  --c-bg-dark:#0a2c4d;
  --radius:14px;
  --radius-s:9px;
  --shadow:0 2px 10px rgba(13,42,74,.06);
  --shadow-m:0 8px 28px rgba(13,42,74,.10);
  --shadow-l:0 18px 50px rgba(13,42,74,.16);
  --maxw:1240px;
  --nav-h:72px;
  --ease:cubic-bezier(.22,.68,.36,1);
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--nav-h) + 12px);-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Roboto,Helvetica,Arial,sans-serif;
  font-size:16px;line-height:1.72;color:var(--c-body);background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;border:0}
a{color:var(--c-primary);text-decoration:none;transition:color .2s var(--ease)}
a:hover{color:var(--c-primary-d)}
h1,h2,h3,h4,h5{color:var(--c-ink);margin:0 0 .6em;line-height:1.28;font-weight:700;letter-spacing:-.01em}
h1{font-size:clamp(2.1rem,4.6vw,3.5rem)}
h2{font-size:clamp(1.65rem,3.1vw,2.4rem)}
h3{font-size:clamp(1.12rem,1.9vw,1.35rem)}
h4{font-size:1.03rem}
p{margin:0 0 1.05em}
ul{margin:0 0 1em;padding-left:1.15em}
li{margin-bottom:.42em}
strong{color:var(--c-ink);font-weight:650}
:focus-visible{outline:3px solid var(--c-accent);outline-offset:3px;border-radius:4px}

.wrap{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px}
.section{padding:86px 0}
.section--soft{background:var(--c-bg-soft)}
.section--dark{background:var(--c-bg-dark);color:#c3d6e8}
.section--dark h2,.section--dark h3,.section--dark h4{color:#fff}
.section--dark p{color:#b6cbe0}

.eyebrow{
  display:inline-block;font-size:.76rem;font-weight:750;letter-spacing:.16em;
  text-transform:uppercase;color:var(--c-accent);margin-bottom:14px;
}
.section--dark .eyebrow{color:#5fd6cd}
.lede{font-size:1.07rem;max-width:66ch;color:var(--c-body)}
.section--dark .lede{color:#b6cbe0}
.center{text-align:center}
.center .lede{margin-left:auto;margin-right:auto}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 26px;border-radius:999px;font-size:.95rem;font-weight:650;
  border:1.5px solid transparent;cursor:pointer;transition:all .22s var(--ease);
  text-align:center;line-height:1.35;font-family:inherit;
}
.btn svg{width:17px;height:17px;flex:none}
.btn--primary{background:var(--c-primary);color:#fff}
.btn--primary:hover{background:var(--c-primary-d);color:#fff;transform:translateY(-2px);box-shadow:0 8px 20px rgba(13,91,167,.28)}
.btn--cta{background:var(--c-cta);color:#fff}
.btn--cta:hover{background:var(--c-cta-d);color:#fff;transform:translateY(-2px);box-shadow:0 8px 20px rgba(255,122,26,.32)}
.btn--accent{background:var(--c-accent);color:#fff}
.btn--accent:hover{background:var(--c-accent-d);color:#fff;transform:translateY(-2px);box-shadow:0 8px 20px rgba(0,168,156,.3)}
.btn--ghost{background:transparent;color:var(--c-primary);border-color:var(--c-primary)}
.btn--ghost:hover{background:var(--c-primary);color:#fff}
.btn--outline-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.45)}
.btn--outline-light:hover{background:rgba(255,255,255,.12);color:#fff;border-color:#fff}
.btn--sm{padding:9px 18px;font-size:.86rem}
.btn--block{width:100%}
.btn-row{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.center .btn-row{justify-content:center}

/* ---------- Top bar ---------- */
.topbar{
  background:var(--c-primary-d);color:#cfe2f4;font-size:.83rem;
  padding:8px 0;position:relative;z-index:60;
}
.topbar .wrap{display:flex;flex-wrap:wrap;gap:8px 26px;align-items:center;justify-content:space-between}
.topbar a{color:#dceaf7}
.topbar a:hover{color:#fff}
.topbar span{display:inline-flex;align-items:center;gap:7px}
.topbar svg{width:14px;height:14px;opacity:.85}
.topbar-right{display:flex;gap:22px;flex-wrap:wrap}

/* ---------- Nav ---------- */
.nav{
  position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);
  backdrop-filter:saturate(160%) blur(12px);-webkit-backdrop-filter:saturate(160%) blur(12px);
  border-bottom:1px solid var(--c-line);transition:box-shadow .25s var(--ease);
}
.nav.is-scrolled{box-shadow:0 4px 18px rgba(13,42,74,.08)}
.nav .wrap{height:var(--nav-h);display:flex;align-items:center;gap:26px}
.brand{display:flex;align-items:center;gap:11px;flex:none}
.brand-mark{
  width:40px;height:40px;border-radius:11px;flex:none;
  background:linear-gradient(135deg,var(--c-primary),var(--c-accent));
  display:grid;place-items:center;color:#fff;font-weight:800;font-size:1.02rem;letter-spacing:-.04em;
  box-shadow:0 4px 12px rgba(13,91,167,.3);
}
.brand-txt{display:flex;flex-direction:column;line-height:1.14}
.brand-name{font-weight:800;font-size:1.22rem;color:var(--c-ink);letter-spacing:.01em}
.brand-sub{font-size:.66rem;color:var(--c-muted);letter-spacing:.11em;text-transform:uppercase;font-weight:600}
.nav-links{display:flex;gap:4px;margin-left:auto;align-items:center}
.nav-links a{
  padding:9px 15px;border-radius:8px;font-size:.93rem;font-weight:600;color:var(--c-ink);
}
.nav-links a:hover{background:var(--c-primary-l);color:var(--c-primary-d)}
.nav-links a.is-active{color:var(--c-primary);background:var(--c-primary-l)}
.nav-right{display:flex;align-items:center;gap:12px;flex:none}
.lang{
  display:flex;border:1.5px solid var(--c-line);border-radius:999px;overflow:hidden;background:#fff;
}
.lang button{
  border:0;background:transparent;padding:6px 15px;font-size:.79rem;font-weight:700;
  cursor:pointer;color:var(--c-muted);font-family:inherit;transition:all .18s var(--ease);letter-spacing:.04em;
}
.lang button.is-active{background:var(--c-primary);color:#fff}
.nav-cta{padding:10px 22px;font-size:.88rem}
.burger{display:none;width:42px;height:42px;border:1.5px solid var(--c-line);background:#fff;
  border-radius:10px;cursor:pointer;padding:0;place-items:center}
.burger span{display:block;width:19px;height:2px;background:var(--c-ink);margin:3.5px auto;border-radius:2px;
  transition:all .25s var(--ease)}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;color:#fff;padding:108px 0 96px;
  background:linear-gradient(125deg,#08305a 0%,#0d5ba7 52%,#0f7f8e 100%);
}
.hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(760px 460px at 88% 12%,rgba(0,212,200,.30),transparent 62%),
    radial-gradient(620px 420px at 6% 92%,rgba(13,91,167,.42),transparent 66%);
}
.hero .wrap{position:relative;z-index:2;display:grid;grid-template-columns:1.12fr .88fr;gap:56px;align-items:center}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:9px;padding:7px 16px;border-radius:999px;
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.26);
  font-size:.78rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;margin-bottom:22px;
}
.hero h1{color:#fff;margin-bottom:20px;font-size:clamp(2.2rem,4.8vw,3.6rem)}
.hero h1 em{font-style:normal;color:#6fe3d8}
.hero-sub{font-size:1.12rem;color:#d2e6f7;max-width:56ch;margin-bottom:12px}
.hero-stats{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px}
.hstat{
  background:rgba(255,255,255,.11);border:1px solid rgba(255,255,255,.2);
  border-radius:var(--radius-s);padding:14px 22px;backdrop-filter:blur(6px);min-width:118px;
}
.hstat b{display:block;font-size:1.62rem;color:#fff;line-height:1.16;font-weight:800}
.hstat span{font-size:.76rem;color:#bcd8ef;letter-spacing:.05em;text-transform:uppercase;font-weight:600}
.hero-art{position:relative}
.hero-art img{
  border-radius:20px;box-shadow:0 30px 70px rgba(0,0,0,.34);border:1px solid rgba(255,255,255,.16);
  width:100%;aspect-ratio:1/1;object-fit:cover;
}
.hero-badge{
  position:absolute;left:-18px;bottom:-20px;background:#fff;color:var(--c-ink);
  padding:14px 22px;border-radius:var(--radius-s);box-shadow:var(--shadow-l);
}
.hero-badge b{display:block;font-size:1.34rem;color:var(--c-primary);line-height:1.2}
.hero-badge span{font-size:.75rem;color:var(--c-muted);text-transform:uppercase;letter-spacing:.07em;font-weight:600}

/* ---------- Page hero ---------- */
.page-hero{
  padding:70px 0 60px;color:#fff;position:relative;overflow:hidden;
  background:linear-gradient(120deg,#08305a 0%,#0d5ba7 60%,#0f7f8e 100%);
}
.page-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(680px 380px at 82% 8%,rgba(0,212,200,.26),transparent 62%);
}
.page-hero .wrap{position:relative;z-index:2}
.page-hero h1{color:#fff;margin-bottom:14px}
.page-hero .eyebrow{color:#6fe3d8}
.page-hero .lede{color:#cfe4f6}

/* ---------- Key-value table ---------- */
.kv{width:100%;border-collapse:collapse;font-size:.94rem}
.kv th,.kv td{text-align:left;padding:13px 10px;border-bottom:1px solid var(--c-line);vertical-align:top}
.kv tr:last-child th,.kv tr:last-child td{border-bottom:0}
.kv th{width:38%;color:var(--c-muted);font-weight:700;font-size:.83rem;
  text-transform:uppercase;letter-spacing:.07em;padding-right:18px}
.kv td{color:var(--c-ink);font-weight:550}
@media (max-width:640px){
  .kv th{width:42%;font-size:.76rem}
}

/* ---------- Factory gallery ---------- */
.factory-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:48px}
.factory-grid figure{margin:0}
.factory-grid img{
  width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--radius-s);
  border:1px solid rgba(255,255,255,.16);transition:transform .4s var(--ease);
}
.factory-grid figure:hover img{transform:scale(1.04)}
.factory-grid figcaption{font-size:.85rem;color:#a9c6e0;margin-top:10px;font-weight:600}
@media (max-width:1080px){.factory-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:560px){.factory-grid{grid-template-columns:1fr}}

/* ---------- About page media ---------- */
.media-row{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin:14px 0 8px}
.media-row figure{margin:0}
.media-row img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--radius);box-shadow:var(--shadow-m)}
.media-row figcaption{font-size:.85rem;color:var(--c-muted);margin-top:9px;font-weight:600}
@media (max-width:640px){.media-row{grid-template-columns:1fr}}

/* ---------- FAQ ---------- */
.faq{max-width:860px;margin:44px auto 0}
.faq details{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--radius-s);
  margin-bottom:12px;overflow:hidden;transition:box-shadow .22s var(--ease);
}
.faq details[open]{box-shadow:var(--shadow-m);border-color:#cfe0ee}
.faq summary{
  cursor:pointer;padding:18px 56px 18px 22px;font-weight:650;color:var(--c-ink);
  font-size:1.0rem;list-style:none;position:relative;line-height:1.5;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"+";position:absolute;right:20px;top:50%;transform:translateY(-50%);
  font-size:1.5rem;font-weight:400;color:var(--c-primary);transition:transform .22s var(--ease);
}
.faq details[open] summary::after{content:"−"}
.faq .faq-a{padding:0 22px 20px;font-size:.95rem;color:var(--c-body)}
.faq .faq-a p:last-child{margin-bottom:0}

/* ---------- Generic cards ---------- */
.grid{display:grid;gap:26px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}

.card{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--radius);
  padding:30px 28px;box-shadow:var(--shadow);transition:all .28s var(--ease);
}
.card:hover{transform:translateY(-5px);box-shadow:var(--shadow-m);border-color:#cfe0ee}
.card-ic{
  width:52px;height:52px;border-radius:13px;display:grid;place-items:center;margin-bottom:17px;
  background:var(--c-primary-l);color:var(--c-primary);
}
.card-ic svg{width:25px;height:25px}
.card h3{margin-bottom:9px}
.card p:last-child{margin-bottom:0}

/* ---------- Capability / OEM ---------- */
.cap-list{list-style:none;padding:0;margin:16px 0 0}
.cap-list li{display:flex;gap:11px;align-items:flex-start;margin-bottom:11px;font-size:.96rem}
.cap-list svg{width:19px;height:19px;color:var(--c-accent);flex:none;margin-top:4px}

/* ---------- Business lines ---------- */
.biz{
  display:grid;grid-template-columns:repeat(3,1fr);gap:26px;
}
.biz-item{
  position:relative;border-radius:var(--radius);overflow:hidden;background:#fff;
  border:1px solid var(--c-line);box-shadow:var(--shadow);transition:all .3s var(--ease);
}
.biz-item:hover{transform:translateY(-5px);box-shadow:var(--shadow-m)}
.biz-img{aspect-ratio:16/10;overflow:hidden;background:var(--c-bg-soft)}
.biz-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.biz-item:hover .biz-img img{transform:scale(1.06)}
.biz-body{padding:24px 26px 26px}
.biz-body h3{margin-bottom:8px}
.biz-body p{font-size:.94rem;margin-bottom:14px}
.biz-tags{display:flex;flex-wrap:wrap;gap:7px}
.tag{
  font-size:.75rem;font-weight:650;padding:4px 12px;border-radius:999px;
  background:var(--c-primary-l);color:var(--c-primary-d);
}

/* ---------- Factory stats ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:8px}
.stat{
  text-align:center;padding:32px 18px;border-radius:var(--radius);
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.14);
}
.stat b{display:block;font-size:clamp(2rem,3.4vw,2.7rem);color:#fff;font-weight:800;line-height:1.1}
.stat span{font-size:.83rem;color:#a9c6e0;text-transform:uppercase;letter-spacing:.08em;font-weight:600}

/* ---------- Products ---------- */
.filters{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-bottom:40px}
.filters button{
  border:1.5px solid var(--c-line);background:#fff;color:var(--c-body);
  padding:9px 21px;border-radius:999px;font-size:.89rem;font-weight:650;cursor:pointer;
  font-family:inherit;transition:all .2s var(--ease);
}
.filters button:hover{border-color:var(--c-primary);color:var(--c-primary)}
.filters button.is-active{background:var(--c-primary);border-color:var(--c-primary);color:#fff}

.pgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.pcard{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--radius);overflow:hidden;
  display:flex;flex-direction:column;box-shadow:var(--shadow);transition:all .28s var(--ease);
}
.pcard:hover{transform:translateY(-6px);box-shadow:var(--shadow-m);border-color:#cfe0ee}
.pcard-img{
  position:relative;aspect-ratio:1/1;background:#fff;cursor:zoom-in;overflow:hidden;
}
.pcard-img img{width:100%;height:100%;object-fit:contain;padding:14px;transition:transform .4s var(--ease)}
.pcard:hover .pcard-img img{transform:scale(1.05)}
.pcard-count{
  position:absolute;right:10px;bottom:10px;background:rgba(10,44,77,.78);color:#fff;
  font-size:.7rem;font-weight:650;padding:3px 10px;border-radius:999px;letter-spacing:.03em;
}
.pcard-body{padding:19px 20px 21px;display:flex;flex-direction:column;flex:1}
.pcard-cat{font-size:.71rem;font-weight:750;letter-spacing:.11em;text-transform:uppercase;color:var(--c-accent);margin-bottom:7px}
.pcard-name{font-size:1.005rem;font-weight:650;color:var(--c-ink);line-height:1.42;margin:0 0 7px}
.pcard-asin{font-size:.78rem;color:var(--c-muted);font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;margin-bottom:14px}
.pcard-acts{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin-top:auto}
.pcard-acts .btn{padding:10px 8px;font-size:.82rem;gap:6px}
.pcard-acts .btn svg{width:15px;height:15px}

/* ---------- Process ---------- */
.process{display:grid;grid-template-columns:repeat(5,1fr);gap:18px;margin-top:14px}
.step{position:relative;text-align:center;padding:8px 6px}
.step-n{
  width:52px;height:52px;border-radius:50%;margin:0 auto 15px;display:grid;place-items:center;
  background:var(--c-primary);color:#fff;font-weight:800;font-size:1.12rem;
  box-shadow:0 6px 16px rgba(13,91,167,.24);
}
.step h4{margin-bottom:5px;font-size:.98rem}
.step p{font-size:.85rem;margin:0;color:var(--c-muted)}
.step:not(:last-child)::after{
  content:"";position:absolute;top:26px;left:calc(50% + 34px);right:calc(-50% + 34px);
  height:2px;background:linear-gradient(90deg,var(--c-line),transparent);
}

/* ---------- Contact ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1.15fr;gap:44px;align-items:start}
.contact-info{display:grid;gap:16px}
.ci{
  display:flex;gap:16px;align-items:flex-start;padding:20px 22px;background:#fff;
  border:1px solid var(--c-line);border-radius:var(--radius-s);box-shadow:var(--shadow);
}
.ci-ic{width:42px;height:42px;border-radius:11px;background:var(--c-primary-l);
  color:var(--c-primary);display:grid;place-items:center;flex:none}
.ci-ic svg{width:20px;height:20px}
.ci b{display:block;font-size:.76rem;text-transform:uppercase;letter-spacing:.09em;color:var(--c-muted);font-weight:700;margin-bottom:3px}
.ci span,.ci a{color:var(--c-ink);font-weight:600;font-size:.98rem;word-break:break-word}

.form{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--radius);
  padding:34px 34px 30px;box-shadow:var(--shadow-m);
}
.form h3{margin-bottom:6px}
.form-hint{font-size:.88rem;color:var(--c-muted);margin-bottom:22px}
.field{margin-bottom:17px}
.field label{display:block;font-size:.84rem;font-weight:650;color:var(--c-ink);margin-bottom:7px}
.field input,.field select,.field textarea{
  width:100%;padding:12px 15px;border:1.5px solid var(--c-line);border-radius:var(--radius-s);
  font-family:inherit;font-size:.95rem;color:var(--c-ink);background:#fff;transition:border-color .2s var(--ease);
}
.field input:focus,.field select:focus,.field textarea:focus{outline:0;border-color:var(--c-primary)}
.field textarea{min-height:118px;resize:vertical}
.two{display:grid;grid-template-columns:1fr 1fr;gap:15px}
.form-note{font-size:.8rem;color:var(--c-muted);margin-top:14px;text-align:center}

/* ---------- CTA band ---------- */
.cta-band{
  background:linear-gradient(120deg,var(--c-primary-d),var(--c-primary) 55%,var(--c-accent-d));
  color:#fff;padding:66px 0;text-align:center;
}
.cta-band h2{color:#fff}
.cta-band p{color:#d8ebfa;max-width:60ch;margin:0 auto}

/* ---------- Footer ---------- */
.footer{background:#08243f;color:#9db8d0;padding:62px 0 26px;font-size:.92rem}
.footer h4{color:#fff;font-size:.92rem;letter-spacing:.1em;text-transform:uppercase;margin-bottom:17px}
.fgrid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:38px}
.footer .brand-name{color:#fff}
.footer p{color:#9db8d0;font-size:.91rem}
.footer a{color:#9db8d0}
.footer a:hover{color:#fff}
.flinks{list-style:none;padding:0;margin:0}
.flinks li{margin-bottom:9px}
.fbottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.11);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:.83rem;color:#7d9ab5;
}

/* ---------- Lightbox ---------- */
.lb{
  position:fixed;inset:0;z-index:200;background:rgba(6,20,36,.93);
  display:none;align-items:center;justify-content:center;padding:26px;
}
.lb.is-open{display:flex}
.lb img{
  max-width:100%;max-height:84vh;object-fit:contain;border-radius:12px;
  background:#fff;box-shadow:0 30px 80px rgba(0,0,0,.5);
}
.lb-close,.lb-prev,.lb-next{
  position:absolute;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.3);
  color:#fff;cursor:pointer;border-radius:50%;display:grid;place-items:center;
  transition:background .2s var(--ease);
}
.lb-close:hover,.lb-prev:hover,.lb-next:hover{background:rgba(255,255,255,.3)}
.lb-close{top:20px;right:20px;width:46px;height:46px}
.lb-prev,.lb-next{top:50%;transform:translateY(-50%);width:54px;height:54px}
.lb-prev{left:20px}
.lb-next{right:20px}
.lb-close svg,.lb-prev svg,.lb-next svg{width:22px;height:22px}
.lb-cap{
  position:absolute;bottom:22px;left:0;right:0;text-align:center;color:#cfe2f3;
  font-size:.9rem;
}
.lb-cap b{color:#fff}

/* ---------- Lang switching ---------- */
[data-lang="zh"]{display:none}
html.lang-zh [data-lang="en"]{display:none}
html.lang-zh [data-lang="zh"]{display:inline}
html.lang-zh [data-lang="zh"].blk{display:block}
.blk{display:block}

/* ---------- Reveal ---------- */
.rv{opacity:0;transform:translateY(22px);transition:opacity .6s var(--ease),transform .6s var(--ease)}
.rv.is-in{opacity:1;transform:none}

/* ---------- Responsive ---------- */
@media (max-width:1080px){
  .pgrid{grid-template-columns:repeat(3,1fr)}
  .g4{grid-template-columns:repeat(2,1fr)}
  .fgrid{grid-template-columns:1fr 1fr;gap:32px}
  .process{grid-template-columns:repeat(3,1fr)}
  .step:not(:last-child)::after{display:none}
}
@media (max-width:900px){
  .hero .wrap{grid-template-columns:1fr;gap:46px}
  .hero{padding:70px 0 78px}
  .hero-badge{left:0;bottom:-16px}
  .biz{grid-template-columns:1fr}
  .g3,.g2{grid-template-columns:1fr}
  .contact-grid{grid-template-columns:1fr;gap:34px}
  .stats{grid-template-columns:repeat(2,1fr)}
  .nav-links{
    position:absolute;top:var(--nav-h);left:0;right:0;background:#fff;
    flex-direction:column;align-items:stretch;gap:2px;padding:12px 16px 20px;
    border-bottom:1px solid var(--c-line);box-shadow:var(--shadow-m);
    display:none;
  }
  .nav-links.is-open{display:flex}
  .nav-links a{padding:13px 12px;font-size:1rem}
  .burger{display:grid}
  .nav-cta{display:none}
  .section{padding:64px 0}
}
@media (max-width:640px){
  .pgrid{grid-template-columns:repeat(2,1fr);gap:16px}
  .g4{grid-template-columns:1fr}
  .two{grid-template-columns:1fr;gap:0}
  .form{padding:26px 22px 24px}
  .footer .fgrid{grid-template-columns:1fr;gap:28px}
  .topbar .wrap{justify-content:center;text-align:center}
  .pcard-acts{grid-template-columns:1fr}
}

@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .rv{opacity:1;transform:none}
}