/* =========================================================
   Cyber Intelligent Technology (Shandong) Co., Ltd.
   Official Website Stylesheet
   ========================================================= */

:root{
  --navy-950:#04101f;
  --navy-900:#071a30;
  --navy-800:#0b2340;
  --navy-700:#123257;
  --navy-600:#1b4372;
  --accent:#0aa2e8;
  --accent-soft:#38bdf8;
  --accent-dark:#0679b8;
  --ink:#0e1c2c;
  --ink-2:#33465c;
  --muted:#5f7186;
  --line:#e2e8f0;
  --line-2:#eef2f7;
  --bg:#f5f8fb;
  --white:#ffffff;
  --radius:14px;
  --radius-sm:10px;
  --shadow-sm:0 1px 2px rgba(7,26,48,.06),0 2px 8px rgba(7,26,48,.05);
  --shadow-md:0 4px 14px rgba(7,26,48,.08),0 12px 32px rgba(7,26,48,.07);
  --shadow-lg:0 12px 40px rgba(4,16,31,.18);
  --maxw:1180px;
  --font:"Inter","Segoe UI","Helvetica Neue",Arial,"PingFang SC","Microsoft YaHei",sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font);
  color:var(--ink);
  background:var(--white);
  line-height:1.65;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block}
a{color:var(--accent-dark);text-decoration:none}
a:hover{text-decoration:none}

h1,h2,h3,h4{line-height:1.25;margin:0 0 .5em;font-weight:700;letter-spacing:-.01em}
h1{font-size:clamp(2rem,4.4vw,3.15rem)}
h2{font-size:clamp(1.6rem,3vw,2.25rem)}
h3{font-size:1.16rem}
p{margin:0 0 1em}

.wrap{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px}
.section{padding:76px 0}
.section--tight{padding:52px 0}
.section--alt{background:var(--bg)}
.center{text-align:center}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:999px;font-weight:600;font-size:1.5rem;
  border:1.5px solid transparent;cursor:pointer;transition:.22s ease;white-space:nowrap;
}
.btn--primary{
  background:linear-gradient(120deg,var(--accent) 0%,var(--accent-dark) 100%);
  color:#fff;box-shadow:0 6px 20px rgba(10,162,232,.32);
}
.btn--primary:hover{transform:translateY(-2px);box-shadow:0 10px 26px rgba(10,162,232,.42)}
.btn--ghost{border-color:rgba(255,255,255,.45);color:#fff}
.btn--ghost:hover{background:rgba(255,255,255,.12);border-color:#fff}
.btn--outline{border-color:var(--line);color:var(--ink);background:#fff}
.btn--outline:hover{border-color:var(--accent);color:var(--accent-dark)}
.btn--sm{padding:9px 18px;font-size:1.1rem}

/* ---------- Eyebrow / section head ---------- */
.eyebrow{
  display:inline-block;font-size:1.25rem;font-weight:700;letter-spacing:.18em;
  text-transform:uppercase;color:var(--accent-dark);margin-bottom:14px;
}
.sec-head{max-width:760px;margin:0 auto 46px;text-align:center}
.sec-head p{color:var(--muted);font-size:1.2rem;margin:0}

/* ---------- Header ---------- */
.header{
  position:sticky;top:0;z-index:100;background:rgba(255,255,255,.94);
  backdrop-filter:blur(12px);border-bottom:1px solid var(--line);
}
.header__bar{display:flex;align-items:center;justify-content:space-between;height:72px;gap:20px}
.brand{display:flex;align-items:center;gap:12px;color:var(--ink)}
.brand__mark{
  width:42px;height:42px;border-radius:11px;flex:none;
  background:linear-gradient(135deg,var(--navy-800) 0%,var(--accent-dark) 100%);
  display:grid;place-items:center;color:#fff;font-weight:800;font-size:1.05rem;
  letter-spacing:.02em;box-shadow:0 4px 12px rgba(7,26,48,.28);
}
.brand__txt{display:flex;flex-direction:column;line-height:1.15}
.brand__name{font-weight:800;font-size:1.02rem;letter-spacing:.01em}
.brand__sub{font-size:.95rem;color:var(--muted);letter-spacing:.05em}

.nav{display:flex;align-items:center}
.nav ul{margin:0;padding:0;display:flex;align-items:center;gap:4px}
.nav a{
  padding:9px 14px;border-radius:8px;color:var(--ink-2);font-weight:600;font-size:1.1rem;
  transition:.18s;
}
.nav a:hover{background:var(--line-2);color:var(--navy-800)}
.nav a.is-active{color:var(--accent-dark);background:rgba(10,162,232,.09)}
.header__cta{display:flex;align-items:center;gap:12px}

/* Dropdown */
.nav li{list-style:none;position:relative}
.nav ul{margin:0;padding:0}
.has-drop>a::after{content:"▾";font-size:.7rem;margin-left:5px;opacity:.7}
.drop{
  position:absolute;top:calc(100% + 8px);left:0;min-width:268px;background:#fff;
  border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow-md);
  padding:8px;opacity:0;visibility:hidden;transform:translateY(8px);transition:.2s ease;z-index:60;
}
.has-drop:hover .drop,.has-drop:focus-within .drop{opacity:1;visibility:visible;transform:none}
.drop a{display:block;padding:11px 14px;border-radius:8px;font-size:.88rem;font-weight:600;color:var(--ink-2)}
.drop a:hover{background:var(--line-2);color:var(--accent-dark)}
.drop a small{display:block;font-weight:500;color:var(--muted);font-size:.76rem}
.drop__all{border-top:1px solid var(--line-2);margin-top:6px;padding-top:6px;color:var(--accent-dark)}

.burger{
  display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:10px;
  background:#fff;cursor:pointer;padding:0;
}
.burger span{display:block;width:20px;height:2px;background:var(--ink);margin:4px auto;border-radius:2px;transition:.25s}
.burger.is-open span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.burger.is-open span:nth-child(2){opacity:0}
.burger.is-open span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* ---------- Hero ---------- */
.hero{
  position:relative;color:#fff;overflow:hidden;
  background:
    radial-gradient(900px 460px at 82% 8%, rgba(10,162,232,.30), transparent 62%),
    radial-gradient(700px 420px at 8% 92%, rgba(27,67,114,.55), transparent 60%),
    linear-gradient(160deg,var(--navy-950) 0%,var(--navy-900) 45%,var(--navy-800) 100%);
}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:
    linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:56px 56px;
  mask-image:radial-gradient(760px 520px at 60% 40%,#000 25%,transparent 78%);
  -webkit-mask-image:radial-gradient(760px 520px at 60% 40%,#000 25%,transparent 78%);
}
.hero__inner{position:relative;display:grid;grid-template-columns:1.08fr .92fr;gap:56px;align-items:center;padding:88px 0 96px}
.hero__inner--solo{display:block;max-width:760px;margin:0 auto;padding:108px 0 112px}
.hero h1{color:#fff;margin-bottom:20px}
.hero h1 em{font-style:normal;background:linear-gradient(100deg,var(--accent-soft),#7dd3fc);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero__lead{color:#c3d3e4;font-size:1.1rem;max-width:560px;margin-bottom:32px}
.hero__actions{display:flex;gap:14px;flex-wrap:wrap}
.hero__stats{display:flex;gap:38px;margin-top:46px;flex-wrap:wrap}
.hero__stat b{display:block;font-size:1.85rem;font-weight:800;color:#fff;line-height:1.1}
.hero__stat span{font-size:.82rem;color:#9db4cb;letter-spacing:.04em}
.hero__media{position:relative}
.hero__media img{
  display:block;width:100%;height:auto;aspect-ratio:auto;
  border-radius:16px;box-shadow:0 24px 70px rgba(0,0,0,.5);
}

/* ---------- Page hero (inner pages) ---------- */
.pagehero{
  position:relative;color:#fff;overflow:hidden;padding:70px 0 78px;
  background:
    radial-gradient(760px 380px at 88% 0%, rgba(10,162,232,.26), transparent 60%),
    linear-gradient(160deg,var(--navy-950),var(--navy-900) 55%,var(--navy-800));
}
.pagehero::before{
  content:"";position:absolute;inset:0;opacity:.45;pointer-events:none;
  background-image:
    linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:56px 56px;
  mask-image:radial-gradient(680px 420px at 62% 30%,#000 20%,transparent 76%);
  -webkit-mask-image:radial-gradient(680px 420px at 62% 30%,#000 20%,transparent 76%);
}
.pagehero__inner{position:relative;max-width:820px}
.pagehero h1{color:#fff;font-size:clamp(1.9rem,3.6vw,2.7rem);margin-bottom:16px}
.pagehero p{color:#c3d3e4;font-size:1.06rem;margin:0}
.crumbs{font-size:1.0rem;color:#8ba6c0;margin-bottom:22px}
.crumbs a{color:#bcd3e8}
.crumbs a:hover{color:#fff}

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

.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;box-shadow:var(--shadow-sm);transition:.26s ease;display:flex;flex-direction:column;
}
.card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:#d3dce6}
.card__media{overflow:hidden;background:#fff;line-height:0;aspect-ratio:8/7;}
.card__media img{display:block;width:100%;height:100%;object-fit: cover;}

.card-grid{
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap:24px;
    align-items: stretch; /* 让三个卡片高度自动拉成一样高 */
}


.card__body{padding:24px 24px 26px;display:flex;flex-direction:column;flex:1}



.card__body p {
  min-width: 0;
  white-space: normal;
  word-break: break-word;
}
.card__tag{
  align-self:flex-start;font-size:1.2rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;
  color:var(--accent-dark);background:rgba(10,162,232,.10);border-radius:999px;padding:5px 12px;margin-bottom:12px;
}



.card h3{margin-bottom:8px}
.card p{color:var(--muted);font-size:1.1rem;flex:1}
.card__link{font-weight:700;font-size:1.28rem;color:var(--accent-dark);display:inline-flex;align-items:center;gap:6px;margin-top:14px}
.card__link::after{content:"→";transition:transform .2s}
.card__link:hover::after{transform:translateX(4px)}

/* ---------- Product stage & catalog ---------- */
.stage{background:linear-gradient(180deg,#f7fafc 0%,#eef3f8 100%);padding:36px 0 8px}
.stage__img{display:block;width:100%;height:auto;aspect-ratio:auto;border-radius:18px}
.showcase{
  display:grid;grid-template-columns:1.15fr .85fr;gap:42px;align-items:center;
  background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px;
  box-shadow:var(--shadow-sm);
}
.showcase__fig{margin:0}
.showcase__fig img{display:block;width:100%;height:auto;aspect-ratio:auto;border-radius:12px}
.showcase__fig figcaption{margin-top:12px;text-align:center;color:var(--muted);font-size:.92rem}
.showcase__copy h2{margin:8px 0 12px}
.catalog{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.catalog__item{
  background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden;
  display:flex;flex-direction:column;transition:.22s ease;
}
.catalog__item:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#d3dce6}
.catalog__media{overflow:hidden;background:#fff;line-height:0}
.catalog__media img{display:block;width:100%;height:auto}
.catalog__item span{
  display:block;text-align:center;font-weight:700;font-size:.95rem;color:var(--ink);
  padding:14px 16px 16px;border-top:1px solid var(--line);
}

/* ---------- Feature list ---------- */
.flist{list-style:none;margin:0;padding:0;display:grid;gap:14px}
.flist li{
  position:relative;padding:0 0 0 34px;color:var(--ink-2);font-size:1.2rem;
}
.flist li::before{
  content:"";position:absolute;left:0;top:5px;width:20px;height:20px;border-radius:50%;
  background:rgba(10,162,232,.12);border:1.5px solid rgba(10,162,232,.4);
}
.flist li::after{
  content:"";position:absolute;left:6.5px;top:11px;width:7px;height:4px;
  border-left:2px solid var(--accent-dark);border-bottom:2px solid var(--accent-dark);
  transform:rotate(-45deg);
}
.flist--2col{grid-template-columns:repeat(2,1fr)}

/* ---------- Split (text + media) ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.split__media{display:flex;align-items:center;justify-content:center}
.split__media img{
  display:block;border-radius:var(--radius);box-shadow:var(--shadow-md);
  width:100%;height:auto;aspect-ratio:auto;
}
.split__media{position:relative}
.split__media::after{
  content:"";position:absolute;inset:auto -14px -14px auto;width:120px;height:120px;
  border-radius:18px;background:linear-gradient(135deg,rgba(10,162,232,.22),rgba(10,162,232,.04));
  z-index:-1;
}

/* ---------- Spec tables ---------- */
.tablewrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);background:#fff}
table.spec{width:100%;border-collapse:collapse;font-size:1.2rem;min-width:620px}
table.spec th,table.spec td{padding:14px 18px;text-align:left;vertical-align:top;border-bottom:1px solid var(--line-2)}
table.spec thead th{
  background:var(--navy-800);color:#fff;font-weight:700;font-size:1.2rem;text-align: left;
  letter-spacing:.03em;white-space:nowrap;
}
table.spec tbody tr:nth-child(even){background:#fafcfe}
table.spec tbody tr:hover{background:rgba(10,162,232,.05)}
table.spec td:first-child{color:var(--muted);font-weight:600}
table.spec:not(:has(th:nth-child(3))) td:first-child{width:34%}
table.spec:has(th:nth-child(3)) th:first-child,
table.spec:has(th:nth-child(3)) td:first-child{
  width:1%;white-space:nowrap;text-align:center;padding-left:16px;padding-right:16px;
}
table.spec td{color:var(--ink-2)}
table.spec .sub{display:block;color:var(--muted);font-weight:400;font-size:1.2rem;margin-top:2px}

/* ---------- Stat band ---------- */
.stats{
  background:linear-gradient(120deg,var(--navy-900),var(--navy-700));
  color:#fff;border-radius:var(--radius);padding:44px 40px;
  display:grid;grid-template-columns:repeat(4,1fr);gap:26px;box-shadow:var(--shadow-md);
}
.stats--3{grid-template-columns:repeat(3,1fr)}
.stats b{display:block;font-size:2.1rem;font-weight:800;line-height:1.1;background:linear-gradient(100deg,#fff,var(--accent-soft));-webkit-background-clip:text;background-clip:text;color:transparent}
.stats span{font-size:.85rem;color:#a9bfd6}

/* ---------- Chips ---------- */
.chips{display:flex;flex-wrap:wrap;gap:10px;margin:0;padding:0;list-style:none}
.chips li{
  background:#fff;border:1px solid var(--line);border-radius:999px;
  padding:8px 16px;font-size:.85rem;font-weight:600;color:var(--ink-2);
}

/* ---------- Steps ---------- */
.steps{counter-reset:s;display:grid;gap:22px;grid-template-columns:repeat(3,1fr)}
.step{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px 26px;box-shadow:var(--shadow-sm)}
.step::before{
  counter-increment:s;content:"0" counter(s);
  display:inline-grid;place-items:center;width:44px;height:44px;border-radius:12px;
  background:linear-gradient(135deg,var(--navy-800),var(--accent-dark));color:#fff;
  font-weight:800;margin-bottom:16px;font-size:1.2rem;
}
.step h3{margin-bottom:6px}
.step p{color:var(--muted);font-size:1.2rem;margin:0}

/* ---------- CTA band ---------- */
.cta{
  position:relative;overflow:hidden;border-radius:20px;color:#fff;text-align:center;
  padding:64px 40px;
  background:
    radial-gradient(600px 300px at 50% 0%, rgba(10,162,232,.32), transparent 65%),
    linear-gradient(150deg,var(--navy-950),var(--navy-800));
  box-shadow:var(--shadow-lg);
}
.cta h2{color:#fff;margin-bottom:12px}
.cta p{color:#c3d3e4;max-width:620px;margin:0 auto 28px}
.cta__actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* ---------- Banner (vision) ---------- */
.vision{
  position:relative;border-radius:20px;overflow:hidden;min-height:320px;
  display:grid;place-items:center;text-align:center;color:#fff;box-shadow:var(--shadow-md);
}
.vision img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.vision::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(4,16,31,.30),rgba(4,16,31,.72))}
.vision__txt{position:relative;z-index:2;padding:40px 24px;max-width:760px}
.vision h2{color:#fff}
.vision p{color:#dbe7f3}

/* ---------- Timeline ---------- */
.tl{position:relative;padding-left:30px;display:grid;gap:30px}
.tl::before{content:"";position:absolute;left:8px;top:6px;bottom:6px;width:2px;background:linear-gradient(var(--accent),var(--line))}
.tl__item{position:relative}
.tl__item::before{
  content:"";position:absolute;left:-27px;top:6px;width:12px;height:12px;border-radius:50%;
  background:#fff;border:3px solid var(--accent);
}
.tl__item h3{margin-bottom:4px;font-size:1.05rem}
.tl__item p{color:var(--muted);font-size:.94rem;margin:0}

/* ---------- Contact ---------- */
.contact-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:start}
.info-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow-sm)}
.info-row{display:flex;gap:14px;padding:14px 0;border-bottom:1px solid var(--line-2)}
.info-row:last-child{border-bottom:0}
.info-row i{
  width:40px;height:40px;flex:none;border-radius:10px;display:grid;place-items:center;
  background:rgba(10,162,232,.10);font-style:normal;font-size:1.05rem;
}
.info-row b{display:block;font-size:.8rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);margin-bottom:2px}
.info-row span{color:var(--ink);font-weight:600;font-size:.95rem}
.note{font-size:.83rem;color:var(--muted);background:var(--line-2);border-radius:10px;padding:12px 14px}

.form{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px;box-shadow:var(--shadow-sm)}
.form__row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{margin-bottom:16px}
.field label{display:block;font-size:.82rem;font-weight:700;color:var(--ink-2);margin-bottom:6px}
.field input,.field select,.field textarea{
  width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:10px;
  font-family:inherit;font-size:.94rem;color:var(--ink);background:#fbfcfe;transition:.18s;
}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(10,162,232,.14);background:#fff;
}
.field textarea{resize:vertical;min-height:120px}
.form__status{margin:14px 0 0;font-weight:600;font-size:.9rem}
.form__status[data-state="success"]{color:#15803d}
.form__status[data-state="error"]{color:#b91c1c}
.form__status[data-state="pending"]{color:#2563eb}

/* ---------- Footer ---------- */
.footer{background:var(--navy-950);color:#9fb3c8;margin-top:0;padding:64px 0 0}
.footer__grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:44px}
.footer h4{color:#fff;font-size:.86rem;text-transform:uppercase;letter-spacing:.12em;margin-bottom:18px}
.footer a{color:#9fb3c8;font-size:.92rem;display:block;padding:5px 0;transition:.18s}
.footer a:hover{color:#fff}
.footer p{font-size:.92rem}
.footer__brand{display:flex;align-items:center;gap:12px;margin-bottom:18px}
.footer__brand .brand__name{color:#fff}
.footer__brand .brand__sub{color:#7e94ab}
.footer__bottom{
  border-top:1px solid rgba(255,255,255,.09);padding:22px 0;
  display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;
  font-size:.84rem;color:#7e94ab;
}
.footer__bottom .footer__icp{display:inline;color:#7e94ab;padding:0;font-size:.84rem}
.footer__bottom .footer__icp:hover{color:#fff}

/* ---------- Image anti-theft ---------- */
.img-guard{position:relative;display:block;width:100%;height:100%;-webkit-user-select:none;user-select:none}
.img-guard img{-webkit-user-drag:none;user-select:none;-webkit-user-select:none;-webkit-touch-callout:none}
.img-guard::after{content:"";position:absolute;inset:0;z-index:2;background:transparent}

/* ---------- Reveal animation ---------- */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s ease,transform .7s ease}
.reveal.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
}

/* ---------- Utility ---------- */
.mt-0{margin-top:0}
.mb-0{margin-bottom:0}
.mt-lg{margin-top:56px}
.mt-md{margin-top:32px}
img.shadow{border-radius:var(--radius);box-shadow:var(--shadow-md)}

/* ---------- Responsive ---------- */
@media (max-width:1000px){
  .hero__inner{grid-template-columns:1fr;padding:64px 0 76px;gap:40px}
  .hero__media{max-width:560px}
  .grid--4{grid-template-columns:repeat(2,1fr)}
  .grid--3,.catalog{grid-template-columns:repeat(2,1fr)}
  .showcase{grid-template-columns:1fr;gap:22px}
  .split{grid-template-columns:1fr;gap:36px}
  .split--rev .split__media{order:-1}
  .stats{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:1fr}
  .footer__grid{grid-template-columns:1fr 1fr}
  .contact-grid{grid-template-columns:1fr}
}
@media (max-width:760px){
  .section{padding:56px 0}
  .nav{
    display:none;position:absolute;top:72px;left:0;right:0;
    background:#fff;border-bottom:1px solid var(--line);
    flex-direction:column;align-items:stretch;padding:10px 20px 18px;gap:2px;
    box-shadow:var(--shadow-md);
  }
  .nav.is-open{display:flex}
  .nav a{padding:13px 10px;border-radius:8px}
  .drop{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;border:0;padding:0 0 0 12px;min-width:0}
  .has-drop>a::after{content:""}
  .burger{display:block}
  .header__cta .btn{display:none}
  .grid--2,.grid--3,.grid--4,.catalog{grid-template-columns:1fr}
  .flist--2col{grid-template-columns:1fr}
  .hero__stats{gap:26px}
  .stats{padding:34px 26px}
  .cta{padding:48px 24px}
  .form__row{grid-template-columns:1fr}
  .footer__grid{grid-template-columns:1fr;gap:28px}
  .footer__bottom{justify-content:flex-start}
}

/* ---------- English typography and density ---------- */
html[lang="en"] .header__bar{gap:14px}
html[lang="en"] .brand{gap:10px;min-width:0}
html[lang="en"] .brand__name{font-size:.96rem;white-space:nowrap}
html[lang="en"] .brand__sub{font-size:.7rem;letter-spacing:0;white-space:nowrap}
html[lang="en"] .nav a{padding:9px 10px;font-size:.94rem;white-space:nowrap}
html[lang="en"] .header__cta .btn{font-size:.88rem;padding:9px 15px}
html[lang="en"] h1,html[lang="en"] h2,html[lang="en"] h3{letter-spacing:-.02em;text-wrap:balance}
html[lang="en"] .hero__inner--solo{max-width:1080px}
html[lang="en"] .hero h1{font-size:clamp(2.35rem,4vw,3.5rem);line-height:1.1}
html[lang="en"] .hero__lead{max-width:760px}
html[lang="en"] .eyebrow{font-size:.78rem;letter-spacing:.12em}
html[lang="en"] .card__tag{align-self:stretch;border-radius:8px;padding:8px 11px;font-size:.91rem;line-height:1.35;letter-spacing:0;text-transform:none}
html[lang="en"] .btn{font-size:.98rem}
html[lang="en"] .btn--sm{font-size:.88rem}
html[lang="en"] .card__link{font-size:1rem}
html[lang="en"] .flist li,html[lang="en"] .step p{font-size:1rem}
html[lang="en"] table.spec,html[lang="en"] table.spec thead th,html[lang="en"] table.spec .sub{font-size:.95rem}
html[lang="en"] .footer__grid{grid-template-columns:1.45fr 1fr .9fr 1.35fr;gap:28px}
html[lang="en"] .footer__bottom .footer__icp{display:none}
@media (max-width:1100px){
  html[lang="en"] .brand__sub{display:none}
  html[lang="en"] .nav a{padding:9px 8px;font-size:.9rem}
  html[lang="en"] .lang-switch{gap:6px}
  html[lang="en"] .lang-switch button{min-width:64px}
  html[lang="en"] .footer__grid{grid-template-columns:1fr 1fr}
}
@media (max-width:760px){
  html[lang="en"] .header__bar{gap:10px}
  html[lang="en"] .brand__mark{width:36px;height:36px}
  html[lang="en"] .brand__name{font-size:.86rem}
  html[lang="en"] .brand__sub{display:none}
  html[lang="en"] .lang-switch{gap:4px}
  html[lang="en"] .lang-switch button{min-width:48px;height:30px;padding:0 6px;font-size:11px}
  html[lang="en"] .hero h1{font-size:clamp(2.15rem,10vw,3rem)}
  html[lang="en"] .pagehero__inner{max-width:100%}
  html[lang="en"] .footer__grid{grid-template-columns:1fr}
}
@media (max-width:480px){
  html[lang="en"] .brand__txt{display:none}
}