/* ============================================================
   CORPO — Industrial Engineering. Design system
   Colors sampled 1:1 from brand mockup.
   ============================================================ */
:root{
  --blue:#0158FC;          /* primary brand blue (CTA) */
  --blue-600:#0149d6;      /* hover */
  --blue-bright:#3b82f6;   /* accents on dark */
  --navy:#01142a;          /* dark stats band */
  --navy-2:#091223;        /* footer */
  --navy-3:#0d1a30;        /* dark card on navy */
  --ink:#0e1525;           /* headings */
  --ink-2:#1b2436;
  --slate:#5a6473;         /* body text */
  --slate-2:#697485;       /* muted (AA-safe on white) */
  --line:#e3e8f0;          /* hairline borders */
  --line-2:#cdd5e1;        /* stronger UI borders (>=3:1 friendly) */
  --bg:#ffffff;
  --bg-alt:#f4f6fa;        /* alt section */
  --white:#fff;
  --radius:14px;
  --radius-sm:9px;
  --shadow-sm:0 1px 2px rgba(14,21,37,.05),0 4px 16px rgba(14,21,37,.05);
  --shadow-rest:0 1px 2px rgba(14,21,37,.04),0 6px 18px rgba(14,21,37,.05);
  --shadow-md:0 10px 30px rgba(14,21,37,.09);
  --shadow-lg:0 22px 60px rgba(1,40,90,.16);
  --maxw:1200px;
  --ease:cubic-bezier(.22,.61,.36,1);
  /* spacing scale (consistent rhythm) */
  --s-1:4px; --s-2:8px; --s-3:12px; --s-4:16px; --s-5:20px; --s-6:24px;
  --s-8:32px; --s-10:40px; --s-12:48px; --s-16:64px; --s-20:80px; --s-24:96px;
  --gap:24px;              /* default grid gap */
  --btn-r:11px;            /* unified button radius */
  --focus:0 0 0 3px rgba(1,88,252,.40);   /* focus ring */
  --ff:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,'PingFang SC','Microsoft YaHei','Noto Sans SC',Arial,sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;font-family:var(--ff);color:var(--ink);background:var(--bg);
  line-height:1.6;font-size:16px;-webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;overflow-x:hidden;
}
:lang(zh){--ff:'Inter','PingFang SC','Microsoft YaHei','Noto Sans SC',-apple-system,BlinkMacSystemFont,sans-serif}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{margin:0;padding:0;list-style:none}
button{font-family:inherit;cursor:pointer}
h1,h2,h3,h4{margin:0;line-height:1.15;color:var(--ink);font-weight:800;letter-spacing:-.02em}
p{margin:0}

.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 28px}
.section{padding:var(--s-24) 0}
.section--alt{background:var(--bg-alt)}
.section--tight{padding:var(--s-20) 0}

/* ---------- Eyebrow label + section heading ---------- */
.eyebrow{
  display:inline-flex;align-items:center;gap:var(--s-2);
  color:var(--blue);font-weight:700;font-size:13px;letter-spacing:.16em;
  text-transform:uppercase;margin:0 0 var(--s-4);
}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--blue);border-radius:2px}
.eyebrow--center{justify-content:center}
.eyebrow--center::after{content:"";width:26px;height:2px;background:var(--blue);border-radius:2px}
.head{max-width:720px}
.head--center{max-width:760px;margin:0 auto;text-align:center}
.head h2{font-size:clamp(28px,3.4vw,42px);line-height:1.1}
.head p,.section-text{margin-top:var(--s-4);color:var(--slate);font-size:17px}
.section-text{max-width:560px}
/* consistent gap between a section heading block and the content grid/below it */
.head+.grid-4,.head+.grid-3,.head+.grid-2{margin-top:var(--s-12)}

/* ---------- Buttons (unified system) ----------
   One base. Variants change colour only; sizes change padding only.
   All buttons: same radius, weight, icon size (18px), gap, transition, focus. */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:var(--s-2);
  padding:13px 24px;min-height:48px;border-radius:var(--btn-r);
  font-weight:600;font-size:15px;line-height:1;text-align:center;
  border:1.5px solid transparent;transition:.25s var(--ease);white-space:nowrap;cursor:pointer;
}
.btn svg{width:18px;height:18px;flex-shrink:0;transition:transform .25s var(--ease)}
.btn:hover svg{transform:translate(2px,-2px)}
.btn:focus-visible{outline:none;box-shadow:var(--focus)}
/* colour variants */
.btn--primary{background:var(--blue);color:#fff;box-shadow:0 8px 22px rgba(1,88,252,.26)}
.btn--primary:hover{background:var(--blue-600);box-shadow:0 12px 28px rgba(1,88,252,.34);transform:translateY(-2px)}
.btn--ghost{background:#fff;color:var(--ink);border-color:var(--line-2)}
.btn--ghost:hover{border-color:var(--blue);color:var(--blue);background:#f7f9ff;transform:translateY(-2px)}
/* size variant */
.btn--lg{padding:16px 30px;min-height:54px;font-size:16px}
.btn--block{width:100%}

/* keyboard focus visibility for other interactive elements */
.nav-links a:focus-visible,.lang button:focus-visible,.menu-toggle:focus-visible,
.card-link:focus-visible,.foot-col a:focus-visible,.foot-contacts a:focus-visible,
.socials a:focus-visible,.breadcrumb a:focus-visible{
  outline:2px solid var(--blue);outline-offset:3px;border-radius:6px;
}
.site-footer a:focus-visible,.stats-band a:focus-visible{outline-color:var(--blue-bright)}

/* ============================================================
   HEADER
   ============================================================ */
.site-header{
  position:sticky;top:0;z-index:60;background:rgba(255,255,255,.86);
  backdrop-filter:saturate(160%) blur(12px);
  border-bottom:1px solid rgba(231,235,241,.9);transition:box-shadow .3s,background .3s;
}
.site-header.is-scrolled{box-shadow:0 6px 24px rgba(14,21,37,.07);background:rgba(255,255,255,.95)}
.nav{display:flex;align-items:center;gap:34px;height:78px}
.brand{display:flex;align-items:center;flex-shrink:0}
.brand img{height:30px;width:auto}
.nav-links{display:flex;align-items:center;gap:32px;margin-left:14px}
.nav-links a{
  position:relative;color:var(--ink-2);font-weight:500;font-size:15px;padding:6px 0;transition:color .2s;
}
.nav-links a::after{
  content:"";position:absolute;left:0;bottom:-2px;width:0;height:2px;background:var(--blue);
  border-radius:2px;transition:width .25s var(--ease);
}
.nav-links a:hover,.nav-links a.active{color:var(--blue)}
.nav-links a:hover::after,.nav-links a.active::after{width:100%}
.nav-right{display:flex;align-items:center;gap:14px;margin-left:auto}

/* language switch */
.lang{display:inline-flex;align-items:center;gap:3px;background:#eef1f6;border:1px solid #e0e5ee;border-radius:999px;padding:3px}
.lang a,.lang button{
  display:inline-block;background:transparent;border:0;padding:6px 13px;font-size:13px;font-weight:600;line-height:1;
  color:var(--slate);border-radius:999px;cursor:pointer;text-decoration:none;
  transition:color .2s var(--ease),background .2s var(--ease),box-shadow .2s var(--ease);
}
.lang a.active,.lang button.active{background:#fff;color:var(--blue);box-shadow:0 1px 2px rgba(14,21,37,.16),0 0 0 .5px rgba(1,88,252,.12)}
.lang a:not(.active):hover,.lang button:not(.active):hover{color:var(--ink)}
.lang a:focus-visible,.lang button:focus-visible{outline:2px solid var(--blue);outline-offset:2px}

.menu-toggle{display:none;background:transparent;border:0;width:42px;height:42px;border-radius:9px;padding:9px}
.menu-toggle span{display:block;height:2px;background:var(--ink);border-radius:2px;margin:4px 0;transition:.3s var(--ease)}
.menu-toggle.open span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.menu-toggle.open span:nth-child(2){opacity:0}
.menu-toggle.open span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* ============================================================
   HERO
   ============================================================ */
.hero{position:relative;overflow:hidden;background:#dfe6ef}
.hero-bg{position:absolute;inset:0;z-index:0}
.hero-bg img{width:100%;height:100%;object-fit:cover;object-position:right center}
.hero-bg::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,#fff 0%,rgba(255,255,255,.96) 32%,rgba(255,255,255,.7) 50%,rgba(255,255,255,.05) 72%,rgba(255,255,255,0) 100%);
}
.hero-inner{position:relative;z-index:2;display:flex;align-items:center;min-height:520px;padding-top:70px;padding-bottom:70px}
.hero-copy{max-width:600px}
.hero h1{font-size:clamp(32px,4.6vw,56px);line-height:1.06;color:var(--ink)}
.hero h1 .hl{color:var(--blue)}
.hero p{margin-top:22px;font-size:17px;color:#3c4656;max-width:500px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px}

/* small trust row under hero buttons (optional sub pages) */
.hero--page{background:var(--navy)}
.hero--page .hero-bg img{opacity:.32}
.hero--page .hero-bg::after{background:linear-gradient(90deg,rgba(1,20,42,.94),rgba(1,20,42,.62) 60%,rgba(1,20,42,.4))}
.hero--page .hero-inner{min-height:340px}
.hero--page h1{color:#fff}
.hero--page p{color:#c4cdda}
.hero--page .eyebrow{color:var(--blue-bright)}
.hero--page .eyebrow::before{background:var(--blue-bright)}
.breadcrumb{display:flex;gap:8px;align-items:center;color:#9fb0c6;font-size:14px;margin-top:18px}
.breadcrumb a:hover{color:#fff}
.breadcrumb span{opacity:.5}

/* ============================================================
   SERVICE CARDS
   ============================================================ */
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--gap);margin-top:var(--s-12)}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap);margin-top:var(--s-12)}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--gap);margin-top:var(--s-12)}
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:var(--s-8) var(--s-6);
  box-shadow:var(--shadow-rest);
  transition:.3s var(--ease);position:relative;overflow:hidden;display:flex;flex-direction:column;
}
.card::before{
  content:"";position:absolute;left:0;top:0;height:3px;width:0;background:var(--blue);transition:width .35s var(--ease);
}
.card:hover{transform:translateY(-6px);border-color:#cfdcf3;box-shadow:var(--shadow-md)}
.card:hover::before{width:100%}
.icon-box{
  width:56px;height:56px;border-radius:13px;display:grid;place-items:center;
  background:linear-gradient(140deg,#eaf1ff,#dbe7ff);color:var(--blue);margin-bottom:20px;flex-shrink:0;
}
.icon-box svg{width:28px;height:28px}
.card:hover .icon-box{background:var(--blue);color:#fff}
.card h3{font-size:18px;margin-bottom:10px}
.card p{color:var(--slate);font-size:14.5px;flex:1}
.card-link{
  display:inline-flex;align-items:center;gap:8px;margin-top:20px;color:var(--blue);font-weight:600;font-size:14px;
}
.card-link svg{width:16px;height:16px;transition:transform .25s var(--ease)}
.card:hover .card-link svg{transform:translateX(4px)}

/* numbered process card */
.card .step-num{position:absolute;right:22px;top:20px;font-size:34px;font-weight:800;color:#eef2f9;letter-spacing:-.04em}

/* ============================================================
   WHY / SPLIT SECTION
   ============================================================ */
.split{display:grid;grid-template-columns:1fr 1.05fr;gap:60px;align-items:center}
.split--rev{grid-template-columns:1.05fr 1fr}
.split-media{position:relative;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-lg)}
.split-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/10}
.split-media .badge{
  position:absolute;left:0;bottom:0;background:var(--blue);color:#fff;padding:18px 24px;border-radius:0 14px 0 0;
}
.split-media .badge b{display:block;font-size:26px;line-height:1}
.split-media .badge span{font-size:13px;opacity:.9}
.feature-row{display:grid;grid-template-columns:1fr 1fr;gap:22px 26px;margin-top:34px}
.feature{display:flex;gap:14px;align-items:flex-start}
.feature .fi{
  width:46px;height:46px;border-radius:11px;flex-shrink:0;display:grid;place-items:center;
  background:#eef3ff;color:var(--blue);
}
.feature .fi svg{width:23px;height:23px}
.feature h4{font-size:15.5px;font-weight:700;margin-bottom:3px}
.feature p{font-size:13.5px;color:var(--slate)}

/* prose / rich text on inner pages */
.prose{max-width:760px}
.prose p{color:var(--slate);font-size:16.5px;margin-top:18px}
.prose h3{font-size:22px;margin-top:36px}
.lead{font-size:19px;color:var(--ink-2);font-weight:500;line-height:1.55}
h2+.lead,.eyebrow+.lead{margin-top:var(--s-4)}
/* spacing utilities (consistent rhythm) */
.mt-6{margin-top:var(--s-6)}
.mt-10{margin-top:var(--s-10)}

/* check list */
.checklist{display:grid;gap:14px;margin-top:26px}
.checklist li{display:flex;gap:13px;align-items:flex-start;color:var(--ink-2);font-size:15.5px}
.checklist li svg{width:22px;height:22px;color:var(--blue);flex-shrink:0;margin-top:1px}

/* ============================================================
   STATS BAND (dark)
   ============================================================ */
.stats-band{background:var(--navy);color:#fff;position:relative;overflow:hidden}
.stats-band::before{
  content:"";position:absolute;right:-120px;top:-120px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(1,88,252,.22),transparent 70%);
}
.stats-grid{display:grid;grid-template-columns:1fr 2.4fr;gap:50px;align-items:center;position:relative;z-index:2}
.stats-band .eyebrow{color:var(--blue-bright)}
.stats-band .eyebrow::before{background:var(--blue-bright)}
.stats-band h2{color:#fff;font-size:clamp(26px,3vw,36px)}
.stats-items{display:grid;grid-template-columns:repeat(4,1fr);gap:30px}
.stat .si{width:42px;height:42px;color:var(--blue-bright);margin-bottom:var(--s-4)}
.stat .si svg{width:38px;height:38px;stroke-width:1.6}
.stat b{display:block;font-size:clamp(30px,3.4vw,40px);font-weight:800;letter-spacing:-.02em;line-height:1}
.stat span{display:block;margin-top:8px;color:#9fb0c6;font-size:13.5px}

/* ============================================================
   CTA strip
   ============================================================ */
.cta{position:relative;overflow:hidden;background:linear-gradient(120deg,var(--blue),#0140c4)}
.cta::after{content:"";position:absolute;right:-80px;bottom:-140px;width:340px;height:340px;background:rgba(255,255,255,.08);transform:rotate(35deg)}
.cta-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:40px;flex-wrap:wrap}
.cta h2{color:#fff;font-size:clamp(24px,2.8vw,34px);max-width:640px}
.cta p{color:rgba(255,255,255,.85);margin-top:10px;max-width:560px}
.cta .btn--ghost{background:#fff;border-color:#fff}
.cta .btn--ghost:hover{color:var(--blue)}

/* ============================================================
   EQUIPMENT / category list
   ============================================================ */
.eq-item{display:flex;gap:var(--s-4);padding:var(--s-6);border:1px solid var(--line);border-radius:var(--radius);background:#fff;box-shadow:var(--shadow-rest);transition:.3s var(--ease)}
.eq-item:hover{border-color:#cfdcf3;box-shadow:var(--shadow-md);transform:translateY(-4px)}
.eq-item .icon-box{margin-bottom:0}
.eq-item h3{font-size:17px;margin-bottom:6px}
.eq-item p{color:var(--slate);font-size:14px}

/* tags */
.tags{display:flex;flex-wrap:wrap;gap:var(--s-2);margin-top:var(--s-4)}
.tag{font-size:13px;color:#0b46c9;background:#e7eefc;border-radius:20px;padding:5px 13px;font-weight:600}

/* ============================================================
   PROJECTS
   ============================================================ */
.proj{position:relative;border-radius:var(--radius);overflow:hidden;background:#000;aspect-ratio:4/3}
.proj img{width:100%;height:100%;object-fit:cover;transition:.5s var(--ease);opacity:.9}
.proj:hover img{transform:scale(1.06);opacity:.7}
.proj-body{position:absolute;inset:0;display:flex;flex-direction:column;justify-content:flex-end;padding:26px;
  background:linear-gradient(transparent 30%,rgba(1,20,42,.88))}
.proj .tag{background:rgba(255,255,255,.16);color:#fff;backdrop-filter:blur(4px)}
.proj h3{color:#fff;font-size:19px;margin:12px 0 4px}
.proj p{color:#c8d3e2;font-size:14px}

/* ============================================================
   CONTACT
   ============================================================ */
.contact-grid{display:grid;grid-template-columns:1fr 1.15fr;gap:50px;align-items:start}
.contact-cards{display:grid;gap:var(--s-4);margin-top:var(--s-6)}
.ccard{display:flex;gap:var(--s-4);padding:var(--s-6);border:1px solid var(--line);border-radius:var(--radius);background:#fff;box-shadow:var(--shadow-rest);transition:.3s}
.ccard:hover{box-shadow:var(--shadow-md);transform:translateY(-3px);border-color:#cfdcf3}
.ccard .icon-box{width:48px;height:48px;margin:0;border-radius:11px}
.ccard .icon-box svg{width:23px;height:23px}
.ccard span{display:block;font-size:12.5px;color:var(--slate);font-weight:700;text-transform:uppercase;letter-spacing:.06em;margin-bottom:3px}
.ccard b{font-weight:600;font-size:15.5px;color:var(--ink)}
.form{background:#fff;border:1px solid var(--line-2);border-radius:var(--radius);padding:var(--s-8);box-shadow:var(--shadow-md)}
.field{margin-bottom:var(--s-4)}
.field label{display:block;font-size:14px;font-weight:600;margin-bottom:var(--s-2);color:var(--ink-2)}
.field input,.field textarea{
  width:100%;padding:13px 15px;border:1.5px solid #bcc6d3;border-radius:10px;font-family:inherit;font-size:15px;
  color:var(--ink);background:#f6f8fc;transition:.2s;
}
.field input::placeholder,.field textarea::placeholder{color:#828b9a}
.field input:hover,.field textarea:hover{border-color:#9aa6b6}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--blue);background:#fff;box-shadow:0 0 0 4px rgba(1,88,252,.14)}
.field textarea{resize:vertical;min-height:120px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:var(--s-4)}
.form-note{font-size:13px;color:#667085;margin-top:var(--s-4);text-align:center}
.map-wrap{border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);margin-top:18px}
.map-wrap iframe{display:block;width:100%;height:320px;border:0;filter:grayscale(.2)}

/* ============================================================
   4xx fallback
   ============================================================ */
.error-hero .hero-inner{min-height:430px}
.error-section{padding-top:var(--s-20)}
.error-panel{
  display:grid;grid-template-columns:minmax(180px,.6fr) 1.4fr;gap:var(--s-10);align-items:center;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow-md);padding:var(--s-12);
}
.error-code{
  color:var(--blue);font-weight:800;font-size:clamp(64px,12vw,130px);line-height:.9;letter-spacing:0;
}
.error-copy h2{font-size:clamp(26px,3.2vw,40px)}
.error-copy p{margin-top:var(--s-4);color:var(--slate);font-size:16.5px;max-width:700px}
.error-copy-en{color:#465366}
.error-actions{display:flex;flex-wrap:wrap;gap:var(--s-3);margin-top:var(--s-8)}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer{background:var(--navy-2);color:#c4cdda;padding-top:64px}
.foot-top{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.4fr;gap:40px;padding-bottom:48px;border-bottom:1px solid rgba(255,255,255,.08)}
.foot-brand img{height:34px;margin-bottom:18px}
.foot-brand p{font-size:14px;color:#94a1b5;max-width:300px}
.socials{display:flex;gap:10px;margin-top:22px}
.socials a{width:38px;height:38px;border-radius:10px;display:grid;place-items:center;background:rgba(255,255,255,.06);color:#c4cdda;transition:.25s}
.socials a:hover{background:var(--blue);color:#fff;transform:translateY(-3px)}
.socials svg{width:18px;height:18px}
.foot-col h4{color:#fff;font-size:13px;letter-spacing:.1em;text-transform:uppercase;margin-bottom:18px}
.foot-col li{margin-bottom:11px}
.foot-col a{font-size:14.5px;color:#9aa7bb;transition:.2s}
.foot-col a:hover{color:#fff;padding-left:3px}
.foot-contacts li{display:flex;gap:12px;margin-bottom:15px;font-size:14px;color:#9aa7bb;align-items:flex-start}
.foot-contacts svg{width:18px;height:18px;color:var(--blue-bright);flex-shrink:0;margin-top:2px}
.foot-contacts a:hover{color:#fff}
.foot-bottom{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;padding:24px 0;font-size:13px;color:#7d8a9e}
.foot-bottom a:hover{color:#fff}

/* ============================================================
   Reveal animation
   ============================================================ */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.in{opacity:1;transform:none}
.reveal[data-d="1"]{transition-delay:.08s}
.reveal[data-d="2"]{transition-delay:.16s}
.reveal[data-d="3"]{transition-delay:.24s}
.reveal[data-d="4"]{transition-delay:.32s}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width:1080px){
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .stats-grid{grid-template-columns:1fr;gap:34px}
  .split{gap:40px}
}
@media (max-width:900px){
  .menu-toggle{display:block}
  .nav-links{
    position:fixed;top:78px;left:0;right:0;flex-direction:column;align-items:flex-start;gap:0;
    background:#fff;padding:8px 0;border-bottom:1px solid var(--line);box-shadow:var(--shadow-md);
    transform:translateY(-12px);opacity:0;pointer-events:none;transition:.28s var(--ease);margin:0;
  }
  .nav-links.open{transform:none;opacity:1;pointer-events:auto}
  .nav-links a{width:100%;padding:15px 28px;font-size:16px;border-bottom:1px solid #f1f3f8}
  .nav-links a::after{display:none}
  .nav{height:72px}
  .site-header{position:sticky}
  .grid-3{grid-template-columns:1fr 1fr}
  .nav-right .btn--header{display:none}
  .split,.split--rev{grid-template-columns:1fr;gap:34px}
  .split--rev .split-media{order:-1}
  .contact-grid{grid-template-columns:1fr}
  .foot-top{grid-template-columns:1fr 1fr}
}
@media (max-width:680px){
  .section{padding:64px 0}
  .container{padding:0 20px}
  .grid-4,.grid-3,.grid-2{grid-template-columns:1fr;gap:16px}
  .stats-items{grid-template-columns:1fr 1fr;gap:26px}
  .feature-row{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
  .error-panel{grid-template-columns:1fr;padding:var(--s-8);gap:var(--s-6)}
  .error-code{font-size:72px}
  .foot-top{grid-template-columns:1fr;gap:32px}
  .hero-inner{min-height:auto;padding-top:54px;padding-bottom:54px}
  .hero .hero-inner{padding-left:20px;padding-right:20px}
  .hero-bg::after{background:linear-gradient(180deg,rgba(255,255,255,.92),rgba(255,255,255,.8))}
  .cta-inner{flex-direction:column;align-items:flex-start}
  .foot-bottom{flex-direction:column;text-align:center}
}