/* ===========================================================
   HNLC Tech — corporate site
   Palette: deep navy / brand blue / cyan accent / warm amber
   =========================================================== */

:root{
  --navy:#071f3d;
  --navy-2:#0a2a52;
  --blue:#0b3f8e;
  --blue-2:#1668c9;
  --blue-3:#3f8fe0;
  --cyan:#35d0e0;
  --amber:#f59e42;
  --ink:#0c1b2e;
  --body:#40536b;
  --muted:#6c7f95;
  --paper:#ffffff;
  --soft:#f5f8fc;
  --soft-2:#eef4fb;
  --line:#e2eaf4;
  --radius:18px;
  --shadow-sm:0 1px 2px rgba(9,30,66,.05), 0 4px 14px rgba(9,30,66,.06);
  --shadow-md:0 10px 30px rgba(9,30,66,.10), 0 2px 8px rgba(9,30,66,.05);
  --wrap:1180px;
  --ease:cubic-bezier(.22,.61,.36,1);
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"Inter","Segoe UI",-apple-system,BlinkMacSystemFont,"Helvetica Neue","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  color:var(--body);
  background:var(--paper);
  font-size:16px;
  line-height:1.68;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:650;letter-spacing:-.018em;line-height:1.16}
p{margin:0}

.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 24px}

.skip{
  position:absolute;left:-9999px;top:0;z-index:200;
  background:var(--blue);color:#fff;padding:10px 16px;border-radius:0 0 10px 0;
}
.skip:focus{left:0}

/* ---------------- header ---------------- */
.site-head{
  position:sticky;top:0;z-index:100;
  background:rgba(255,255,255,.86);
  backdrop-filter:saturate(180%) blur(14px);
  -webkit-backdrop-filter:saturate(180%) blur(14px);
  border-bottom:1px solid transparent;
  transition:border-color .25s var(--ease), box-shadow .25s var(--ease), background .25s var(--ease);
}
.site-head.scrolled{border-bottom-color:var(--line);box-shadow:0 6px 24px rgba(9,30,66,.06)}
.head-inner{
  max-width:var(--wrap);margin:0 auto;padding:12px 24px;
  display:flex;align-items:center;gap:28px;
}
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.brand-mark{width:auto;height:30px}
.brand-text{display:flex;flex-direction:column;line-height:1.2}
.brand-text strong{color:var(--ink);font-size:17px;font-weight:700;letter-spacing:-.02em}
.brand-text em{font-style:normal;font-size:11px;letter-spacing:.10em;text-transform:uppercase;color:var(--muted)}

.nav{margin-left:auto;display:flex;align-items:center;gap:6px}
.nav a{
  position:relative;font-size:14.5px;font-weight:520;color:#33475f;
  padding:9px 13px;border-radius:10px;transition:color .2s var(--ease),background .2s var(--ease);
}
.nav a:hover{color:var(--blue);background:var(--soft-2)}
.nav-cta{
  margin-left:8px;background:var(--blue);color:#fff !important;
  padding:10px 20px !important;border-radius:999px !important;font-weight:600 !important;
  box-shadow:0 6px 16px rgba(11,63,142,.24);
}
.nav-cta:hover{background:#0d4aa6 !important;transform:translateY(-1px)}

/* 语言切换 */
.nav .lang-switch{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:48px;height:36px;padding:0 14px;margin-left:4px;
  border:1px solid var(--line);border-radius:999px;background:#fff;
  font-size:13px;font-weight:600;color:#33475f;letter-spacing:.02em;
  transition:color .2s var(--ease),background .2s var(--ease),border-color .2s var(--ease);
}
.nav .lang-switch:hover{background:var(--soft-2);color:var(--blue);border-color:#cfe0f2}

.burger{display:none;margin-left:auto;width:44px;height:40px;border:1px solid var(--line);background:#fff;border-radius:10px;cursor:pointer;padding:0;align-items:center;justify-content:center;flex-direction:column;gap:4px}
.burger span{display:block;width:18px;height:1.8px;background:var(--ink);border-radius:2px;transition:transform .25s var(--ease),opacity .2s}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(5.8px) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-5.8px) rotate(-45deg)}

/* ---------------- hero ---------------- */
.hero{
  position:relative;overflow:hidden;color:#eaf3ff;
  background:#061a33;
  padding:clamp(64px,8vw,104px) 0 clamp(40px,5vw,64px);
  isolation:isolate;
}
.hero-base{
  position:absolute;inset:0;z-index:-4;
  background:
    radial-gradient(60% 55% at 16% 8%, rgba(22,104,201,.42), transparent 62%),
    radial-gradient(52% 60% at 92% 76%, rgba(245,158,66,.22), transparent 62%),
    linear-gradient(178deg,#04142a 0%,#071f3d 46%,#062143 100%);
}
.hero-glow{
  position:absolute;left:0;right:0;bottom:0;height:70%;z-index:-2;pointer-events:none;
  background:radial-gradient(58% 100% at 50% 100%, rgba(53,208,224,.28), rgba(53,208,224,0) 68%);
  mix-blend-mode:screen;
}
.hero-grid{
  position:absolute;left:-6%;right:-6%;bottom:-14%;height:64%;z-index:-3;pointer-events:none;
  background:url("img/grid.svg") center bottom/100% 100% no-repeat;
  opacity:.62;
  -webkit-mask-image:linear-gradient(to top,#000 0%,#000 42%,rgba(0,0,0,.35) 76%,transparent 100%);
  mask-image:linear-gradient(to top,#000 0%,#000 42%,rgba(0,0,0,.35) 76%,transparent 100%);
}
.hero-grid::after{
  content:"";position:absolute;left:0;right:0;top:36%;height:1px;
  background:linear-gradient(90deg,transparent 6%,rgba(120,214,246,.55) 38%,rgba(120,214,246,.7) 52%,transparent 94%);
  box-shadow:0 0 40px 8px rgba(53,208,224,.28);
}
.hero-inner{position:relative;display:block}
.hero-copy{position:relative;z-index:2;max-width:880px}
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;
  font-size:12.5px;font-weight:650;letter-spacing:.14em;text-transform:uppercase;
  color:var(--blue-2);margin:0 0 18px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:currentColor;border-radius:2px;opacity:.8}
.eyebrow.light{color:var(--cyan)}

.hero-title{
  font-size:clamp(29px,3.9vw,50px);
  line-height:1.12;font-weight:680;letter-spacing:-.026em;
  color:#fff;max-width:30em;margin:0 0 20px;
}
.hero-title .grad{
  background:linear-gradient(92deg,#8ceaf4 0%,#5cbcf2 42%,#f8b978 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{
  max-width:42em;font-size:clamp(14.5px,1.15vw,16.5px);color:#b9d0e9;margin:0 0 28px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px}

.hero-facts{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:2px;
  border-top:1px solid rgba(255,255,255,.14);padding-top:24px;margin-top:clamp(20px,3vw,34px);
  max-width:940px;
}
.hero-facts li{display:flex;flex-direction:column;gap:4px;padding-right:18px}
.hero-facts b{font-size:17px;color:#fff;font-weight:650;letter-spacing:-.01em}
.hero-facts span{font-size:12.5px;color:#9db4d1;line-height:1.45}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 26px;border-radius:999px;font-size:15px;font-weight:600;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease),border-color .2s var(--ease);
  border:1px solid transparent;white-space:nowrap;
}
.btn-primary{background:var(--blue-2);color:#fff;box-shadow:0 10px 24px rgba(22,104,201,.32)}
.btn-primary:hover{background:#1b74dc;transform:translateY(-2px);box-shadow:0 14px 30px rgba(22,104,201,.4)}
.btn-ghost{background:rgba(255,255,255,.08);color:#fff;border-color:rgba(255,255,255,.28)}
.btn-ghost:hover{background:rgba(255,255,255,.16);transform:translateY(-2px)}
.section .btn-ghost,.contact .btn-ghost{color:var(--ink);background:#fff;border-color:var(--line)}
.section .btn-ghost:hover{background:var(--soft)}

/* ---------------- ecosystem strip ---------------- */
.strip{background:var(--paper);border-bottom:1px solid var(--line)}
.strip-inner{display:flex;align-items:center;gap:26px;padding:20px 24px;flex-wrap:wrap}
.strip-label{
  font-size:11.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);
  font-weight:650;flex:0 0 auto;
}
.strip-list{display:flex;flex-wrap:wrap;gap:8px 10px}
.strip-list li{
  font-size:13px;color:#4a5f78;font-weight:550;
  padding:6px 14px;border:1px solid var(--line);border-radius:999px;background:var(--soft);
}

/* ---------------- generic section ---------------- */
.section{padding:clamp(64px,8vw,112px) 0;scroll-margin-top:76px}
.section.alt{background:var(--soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec-head{max-width:840px;margin:0 0 clamp(32px,4vw,52px)}
.sec-head h2{font-size:clamp(26px,3.3vw,42px);margin-bottom:16px}
.lede{font-size:clamp(15px,1.2vw,17px);color:var(--body);max-width:46em}

/* ---------------- technology ---------------- */
.tech-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.tech-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:28px 26px 26px;transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);
}
.tech-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:#cfe0f3}
.tech-ico{
  display:inline-flex;align-items:center;justify-content:center;
  width:46px;height:46px;border-radius:13px;margin-bottom:16px;
  background:linear-gradient(140deg,#e9f2fd,#f6fafe);border:1px solid #dbe9f8;
}
.tech-ico svg{width:25px;height:25px;fill:none;stroke:#0b3f8e;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.tech-card h3{font-size:18.5px;margin-bottom:8px}
.tech-card p{font-size:14.5px;color:var(--body)}
.tech-card.accent{
  background:linear-gradient(150deg,#0a2a52,#0b3f8e 70%,#0f4fa8);
  border-color:transparent;color:#d6e6f8;
}
.tech-card.accent h3{color:#fff;font-size:20px;margin-bottom:10px}
.tech-card.accent p{color:#c2d7ef;font-size:14.5px}
.link-arrow{
  display:inline-flex;align-items:center;gap:8px;margin-top:18px;
  font-size:14px;font-weight:620;color:var(--blue-2);
}
.tech-card.accent .link-arrow{color:var(--cyan)}
.link-arrow span{transition:transform .2s var(--ease)}
.link-arrow:hover span{transform:translateX(4px)}

/* ---------------- comparison ---------------- */
.table-wrap{position:relative;overflow-x:auto;border-radius:14px;border:1px solid var(--line);background:#fff;box-shadow:var(--shadow-sm)}
table.cmp{width:100%;border-collapse:collapse;min-width:660px;font-size:14.5px}
table.cmp th,table.cmp td{padding:14px 16px;text-align:center;border-bottom:1px solid #eef3f9}
table.cmp thead th{
  font-size:12px;letter-spacing:.10em;text-transform:uppercase;
  color:var(--muted);font-weight:650;background:#fafcff;padding:16px;
}
table.cmp thead th.best{color:#fff;background:var(--blue)}
table.cmp tbody th{
  text-align:left;font-weight:600;color:#33475f;background:#fff;
  border-right:1px solid #eef3f9;white-space:nowrap;
}
table.cmp td{color:#5b7089}
table.cmp td.best{background:#f1f7ff;color:var(--blue);font-weight:620}
table.cmp tbody tr:hover td,table.cmp tbody tr:hover th{background:#f8fbff}
table.cmp tbody tr:hover td.best{background:#e6f1ff}
table.cmp tbody tr:last-child th,table.cmp tbody tr:last-child td{border-bottom:0}

.mini-facts{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:26px;
}
.mini-facts li{
  background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px 20px;
  display:flex;flex-direction:column;gap:5px;
}
.mini-facts b{font-size:14.5px;color:var(--ink)}
.mini-facts span{font-size:13.5px;color:var(--muted)}

.scroll-hint{display:none}
@media (max-width:760px){
  .scroll-hint{display:block;font-size:12.5px;color:var(--muted);margin:0 0 10px}
  .table-wrap::after{
    content:"";position:absolute;top:0;right:0;bottom:0;width:28px;pointer-events:none;
    background:linear-gradient(to right,rgba(255,255,255,0),#fff 70%);
    border-radius:0 14px 14px 0;
  }
}

/* ---------------- products ---------------- */
.prod-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.prod{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);
}
.prod:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#cfe0f3}
.prod-media{
  position:relative;display:flex;align-items:center;justify-content:center;
  height:230px;padding:26px;
  background:#fff;
  border-bottom:1px solid #eef3fa;
}
.prod-media img{max-height:100%;max-width:100%;object-fit:contain;filter:drop-shadow(0 10px 16px rgba(12,40,80,.10))}
.prod-body{padding:22px 24px 24px;display:flex;flex-direction:column;gap:10px;flex:1}
.prod-no{
  font-size:12px;font-weight:700;letter-spacing:.14em;color:var(--blue-3);
}
.prod h3{font-size:18.5px;line-height:1.28}
.prod-sub{font-size:14px;color:var(--body)}
.chips{display:flex;flex-wrap:wrap;gap:6px;margin-top:2px}
.chips li{
  font-size:11.5px;font-weight:600;color:#3a5b83;background:#eef4fc;
  border:1px solid #e0ebf8;padding:4px 10px;border-radius:999px;
}
.specs{margin-top:auto;padding-top:12px;border-top:1px dashed var(--line)}
.specs summary{
  cursor:pointer;list-style:none;font-size:13px;font-weight:620;color:var(--blue-2);
  display:flex;align-items:center;gap:7px;
}
.specs summary::-webkit-details-marker{display:none}
.specs summary::after{
  content:"+";margin-left:auto;font-size:15px;color:var(--blue-3);
  transition:transform .2s var(--ease);
}
.specs[open] summary::after{content:"–"}
.specs dl{margin:12px 0 0;display:flex;flex-direction:column;gap:8px}
.specs dl div{display:grid;grid-template-columns:auto 1fr;gap:10px;font-size:12.8px;line-height:1.5}
.specs dt{color:var(--muted);white-space:nowrap}
.specs dd{margin:0;color:#33475f}

.prod-cta{
  grid-column:span 2;border:0;background:
    radial-gradient(80% 120% at 12% 0%, rgba(53,208,224,.18), transparent 55%),
    linear-gradient(125deg,#071f3d,#0a2a52 55%,#0c4a9e);
  color:#d3e5f8;padding:clamp(26px,3vw,40px);
  justify-content:center;
}
.prod-cta:hover{transform:translateY(-3px)}
.prod-cta-inner{max-width:34em}
.prod-cta h3{color:#fff;font-size:clamp(19px,2vw,24px);margin:0 0 10px}
.prod-cta p{color:#bcd2e9;font-size:14.5px;margin:0 0 20px}
.prod-cta-actions{display:flex;flex-wrap:wrap;gap:10px}
.prod-cta .btn-ghost{color:#fff;background:rgba(255,255,255,.10);border-color:rgba(255,255,255,.3)}
.prod-cta .btn-ghost:hover{background:rgba(255,255,255,.2)}

/* ---------------- scenarios ---------------- */
.scene-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.scene{
  position:relative;margin:0;overflow:hidden;border-radius:var(--radius);
  background:#0a2a52;box-shadow:var(--shadow-sm);
}
.scene img{
  width:100%;height:310px;object-fit:cover;
  transition:transform .6s var(--ease),opacity .4s;
  opacity:.92;
}
.scene:hover img{transform:scale(1.04);opacity:1}
.scene figcaption{
  position:absolute;inset:auto 0 0 0;padding:30px 26px 22px;color:#fff;
  background:linear-gradient(to top,rgba(4,18,36,.96) 0%,rgba(4,18,36,.80) 42%,rgba(4,18,36,.32) 74%,transparent 100%);
}
.scene h3,.scene p{text-shadow:0 1px 12px rgba(0,10,25,.55)}
.scene h3{color:#fff;font-size:20px;margin-bottom:6px}
.scene p{font-size:13.8px;color:#c2d6ee;max-width:40em}

/* ---------------- company ---------------- */
.company-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(28px,4vw,60px);align-items:center}
.company-copy h2{font-size:clamp(26px,3.2vw,40px);margin-bottom:18px}
.company-copy > p{font-size:15.5px;color:var(--body);margin-bottom:22px}
.quote{
  border-left:3px solid var(--blue-2);padding:4px 0 4px 18px;
  display:flex;flex-direction:column;gap:10px;margin-bottom:24px;
}
.quote p{font-size:14.5px;color:#33475f}
.quote b{color:var(--ink)}
.company-facts{display:flex;flex-direction:column;gap:14px;margin-bottom:26px}
.company-facts li{display:flex;flex-direction:column;gap:3px;padding-left:22px;position:relative}
.company-facts li::before{
  content:"";position:absolute;left:0;top:8px;width:9px;height:9px;border-radius:50%;
  background:var(--blue-2);box-shadow:0 0 0 4px rgba(22,104,201,.12);
}
.company-facts b{font-size:14.5px;color:var(--ink)}
.company-facts span{font-size:13.8px;color:var(--muted)}
.company-media{position:relative;display:grid;grid-template-rows:1.25fr .75fr;gap:14px}
.company-media img{
  width:100%;height:100%;max-height:420px;object-fit:cover;border-radius:var(--radius);
  box-shadow:var(--shadow-sm);border:1px solid rgba(255,255,255,.6);
}
.cm-1{min-height:230px}
.cm-2{min-height:150px}

/* ---------------- contact ---------------- */
.contact{
  background:
    radial-gradient(80% 90% at 12% 10%, rgba(53,208,224,.16), transparent 55%),
    radial-gradient(70% 80% at 92% 90%, rgba(245,158,66,.14), transparent 60%),
    linear-gradient(120deg,#071f3d,#0a2a52 55%,#0b3f8e);
  color:#dbe9f9;border-top:0;
}
.contact-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(28px,4vw,56px);align-items:center}
.contact h2{color:#fff;font-size:clamp(26px,3.3vw,42px);margin-bottom:16px}
.contact-lede{color:#bfd3ea;font-size:15.5px;max-width:34em;margin-bottom:26px}
.contact-actions{display:flex;flex-wrap:wrap;gap:12px}
.contact .btn-ghost{color:#fff;background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.3)}
.contact .btn-ghost:hover{background:rgba(255,255,255,.16)}
.contact-card{
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);
  border-radius:var(--radius);padding:30px 30px 26px;backdrop-filter:blur(8px);
}
.contact-card h3{color:#fff;font-size:17px;margin-bottom:18px}
.contact-card dl{display:flex;flex-direction:column;gap:14px;margin:0}
.contact-card dl div{display:grid;grid-template-columns:88px 1fr;gap:12px;align-items:start}
.contact-card dt{font-size:11.5px;letter-spacing:.1em;text-transform:uppercase;color:#8fb0d3;padding-top:2px}
.contact-card dd{margin:0;font-size:14.2px;color:#e3eefb;line-height:1.6}
.contact-card a{border-bottom:1px solid rgba(255,255,255,.25);padding-bottom:1px}
.contact-card a:hover{color:var(--cyan);border-color:var(--cyan)}
.contact-note{
  margin-top:20px;padding-top:16px;border-top:1px solid rgba(255,255,255,.14);
  font-size:12.5px;color:#9db8d5;letter-spacing:.02em;
}

/* ---------------- footer ---------------- */
.site-foot{background:#061a33;color:#9db4d1;padding:44px 0 34px}
.foot-inner{display:grid;grid-template-columns:1.2fr 1fr auto;gap:28px;align-items:start}
.foot-brand{display:flex;align-items:flex-start;gap:14px}
.foot-brand img{height:34px;width:auto;opacity:.95}
.foot-brand p{font-size:13.5px;line-height:1.7;color:#c3d6ee}
.foot-brand span{color:#7f97b4;font-size:12.5px}
.foot-nav{display:flex;flex-wrap:wrap;gap:8px 20px;padding-top:4px}
.foot-nav a{font-size:13.5px;color:#a8bfd8}
.foot-nav a:hover{color:#fff}
.foot-legal{text-align:right;display:flex;flex-direction:column;gap:8px;align-items:flex-end;padding-top:4px}
.foot-legal a{font-size:13.5px;color:#a8bfd8}
.foot-legal a:hover{color:#fff}
.foot-legal p{font-size:12px;color:#6d86a3;margin-top:6px}

/* ---------------- reveal ---------------- */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* ---------------- responsive ---------------- */
@media (max-width:1024px){
  .tech-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .prod-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .company-grid{grid-template-columns:1fr}
  .company-media{grid-template-rows:auto auto;grid-template-columns:1fr 1fr}
  .cm-1,.cm-2{min-height:200px}
  .contact-grid{grid-template-columns:1fr}
  .hero-facts{grid-template-columns:repeat(4,minmax(0,1fr))}
  .foot-inner{grid-template-columns:1fr 1fr}
  .foot-legal{grid-column:1/-1;text-align:left;align-items:flex-start;flex-direction:row;gap:18px;flex-wrap:wrap}
}

@media (max-width:760px){
  .brand-text em{display:none}
  .nav{
    position:fixed;inset:64px 0 auto 0;z-index:99;
    flex-direction:column;align-items:stretch;gap:2px;
    background:#fff;padding:14px 18px 22px;margin:0;
    border-bottom:1px solid var(--line);box-shadow:0 20px 40px rgba(9,30,66,.12);
    transform:translateY(-14px);opacity:0;pointer-events:none;
    transition:opacity .22s var(--ease),transform .22s var(--ease);
  }
  .nav.open{opacity:1;transform:none;pointer-events:auto}
  .nav a{padding:12px 10px;font-size:15.5px;border-radius:10px}
  .nav-cta{margin:10px 0 0;text-align:center}
  .nav .lang-switch{margin:8px auto 0;width:100%;height:42px;display:flex}
  .burger{display:flex}
  .hero{padding-top:clamp(56px,12vw,80px)}
  .hero-title{max-width:100%}
  .hero-facts{gap:16px 0}
  .scene-grid{grid-template-columns:1fr}
  .scene img{height:240px}
  .prod-media{height:200px}
  .mini-facts{grid-template-columns:1fr}
  .company-media{grid-template-columns:1fr}
  .contact-card{padding:24px 22px}
  .contact-card dl div{grid-template-columns:1fr;gap:2px}
  .section{padding:56px 0}
}

@media (max-width:520px){
  .tech-grid{grid-template-columns:1fr}
  .prod-grid{grid-template-columns:1fr}
  .prod-cta{grid-column:auto}
  .hero-facts{grid-template-columns:1fr}
  .foot-inner{grid-template-columns:1fr}
  .wrap{padding:0 18px}
  .head-inner{padding:10px 18px}
  .strip-inner{padding:16px 18px;gap:12px}
  .strip-label{width:100%}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *{animation:none !important;transition:none !important}
  .reveal{opacity:1;transform:none}
}

@media print{
  .site-head,.hero-actions,.strip,.site-foot,.contact-actions{display:none}
  body{color:#000}
  .hero{background:#fff;color:#000}
}