/* ===== ALTRION INDUSTRIAL ===== */

:root{
  --ink:#11151a;
  --ink-2:#1b2027;
  --ink-3:#39424f;
  --muted:#6b7683;
  --line:#dfe3e8;
  --line-dark:#2b323b;
  --paper:#ffffff;
  --paper-2:#f4f6f8;
  --accent:#2b6cff;
  --accent-dark:#1b4fc9;
  --accent-soft:#e8efff;
  --wrap:1180px;
  --r:4px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:"Archivo",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  font-size:17px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
img,svg{max-width:100%}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3,h4{margin:0;line-height:1.12;letter-spacing:-.022em;font-weight:700}
p{margin:0 0 1.05em}
.mono{font-family:"IBM Plex Mono",ui-monospace,monospace;font-size:.92em;letter-spacing:-.01em}
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 28px}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;left:-9999px;top:0;background:var(--ink);color:#fff;padding:12px 18px;z-index:200}
.skip:focus{left:12px;top:12px}
:focus-visible{outline:3px solid var(--accent);outline-offset:2px}

/* ---------- HEADER ---------- */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(255,255,255,.88);
  backdrop-filter:saturate(180%) blur(14px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:74px}
.brand{display:flex;align-items:center;gap:11px;color:var(--ink);text-decoration:none}
.brand:hover{text-decoration:none}
.brand-mark{width:34px;height:34px;flex:none;color:var(--ink)}
.brand-text{display:flex;flex-direction:column;line-height:1}
.brand-name{font-weight:800;font-size:19px;letter-spacing:.14em}
.brand-sub{font-family:"IBM Plex Mono",monospace;font-size:9.5px;letter-spacing:.30em;color:var(--muted);margin-top:4px}

.site-nav{display:flex;align-items:center;gap:26px}
.site-nav a{color:var(--ink-3);font-size:14.5px;font-weight:500}
.site-nav a:hover{color:var(--accent);text-decoration:none}
.nav-cta{
  background:var(--ink);color:#fff !important;
  padding:10px 17px;border-radius:var(--r);font-weight:600 !important;
}
.nav-cta:hover{background:var(--accent)}
.nav-toggle{display:none;background:none;border:0;padding:10px;cursor:pointer;flex-direction:column;gap:5px}
.nav-toggle span{display:block;width:24px;height:2px;background:var(--ink);transition:.2s}

/* ---------- HERO ---------- */
.hero{position:relative;overflow:hidden;background:var(--paper-2);border-bottom:1px solid var(--line)}
.hero-grid-bg{
  position:absolute;inset:0;
  background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(ellipse 90% 70% at 30% 0%,#000 30%,transparent 78%);
  -webkit-mask-image:radial-gradient(ellipse 90% 70% at 30% 0%,#000 30%,transparent 78%);
  opacity:.85;
}
.hero-inner{position:relative;display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center;padding:82px 28px 90px}
.eyebrow{
  font-family:"IBM Plex Mono",monospace;font-size:12px;letter-spacing:.20em;
  text-transform:uppercase;color:var(--accent);margin:0 0 20px;font-weight:500;
}
.eyebrow.light{color:#7fa6ff}
.hero h1{font-size:clamp(2.3rem,4.6vw,3.7rem);font-weight:800;margin-bottom:24px}
.hero h1 em{font-style:normal;color:var(--accent)}
.lede{font-size:1.11rem;color:var(--ink-3);max-width:56ch}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin:30px 0 40px}

.btn{
  display:inline-flex;align-items:center;justify-content:center;
  padding:14px 26px;border-radius:var(--r);font-weight:600;font-size:15px;
  border:1.5px solid transparent;cursor:pointer;transition:.16s;font-family:inherit;
}
.btn:hover{text-decoration:none}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-dark)}
.btn-ghost{border-color:var(--ink-3);color:var(--ink)}
.btn-ghost:hover{background:var(--ink);color:#fff}
.btn-block{width:100%;margin-top:8px}

.hero-facts{list-style:none;margin:0;padding:26px 0 0;border-top:1px solid var(--line);display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.hero-facts strong{display:block;font-size:15px;font-weight:700}
.hero-facts span{font-size:13.5px;color:var(--muted)}
.hero-visual{display:flex;justify-content:center}
.hero-photo{
  width:100%;max-width:520px;height:auto;display:block;
  border-radius:var(--r);border:1px solid var(--line);
  box-shadow:0 26px 46px rgba(17,21,26,.18);
}
.roll-art{width:100%;max-width:360px;filter:drop-shadow(0 26px 46px rgba(17,21,26,.22))}
.card-img{
  width:calc(100% + 60px);margin:-34px -30px 22px;display:block;
  height:200px;object-fit:cover;
  border-radius:var(--r) var(--r) 0 0;border-bottom:1px solid var(--line);
}

/* ---------- TICKER ---------- */
.ticker{background:var(--ink);overflow:hidden;padding:13px 0;border-bottom:1px solid var(--ink)}
.ticker-track{
  display:flex;align-items:center;gap:22px;white-space:nowrap;width:max-content;
  animation:slide 34s linear infinite;
}
.ticker span{font-family:"IBM Plex Mono",monospace;font-size:12px;letter-spacing:.22em;color:#9aa5b3}
.ticker i{width:5px;height:5px;background:var(--accent);border-radius:50%;flex:none}
@keyframes slide{from{transform:translateX(0)}to{transform:translateX(-50%)}}
@media (prefers-reduced-motion:reduce){.ticker-track{animation:none}}

/* ---------- SECTIONS ---------- */
.section{padding:96px 0}
.section-alt{background:var(--paper-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-dark{background:var(--ink);color:#c3cbd5}
.section-head{max-width:760px;margin-bottom:56px}
.section h2{font-size:clamp(1.75rem,3.1vw,2.6rem);margin-bottom:20px}
.light{color:#fff}
h2.light{color:#fff}
.section-lede{font-size:1.06rem;color:var(--ink-3)}
.section-lede.light{color:#a9b4c0}
.link-light{color:#7fa6ff}

/* ---------- CARDS ---------- */
.cards{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.card{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r);
  padding:34px 30px 30px;transition:.18s;
}
.card:hover{border-color:var(--accent);box-shadow:0 14px 34px rgba(17,21,26,.08);transform:translateY(-2px)}
.card-num{
  font-family:"IBM Plex Mono",monospace;font-size:12px;color:var(--accent);
  letter-spacing:.12em;display:block;margin-bottom:14px;
}
.card h3{font-size:1.24rem;margin-bottom:12px}
.card p{color:var(--ink-3);font-size:15.5px}
.card-list{list-style:none;margin:18px 0 0;padding:16px 0 0;border-top:1px solid var(--line)}
.card-list li{position:relative;padding-left:19px;font-size:14px;color:var(--muted);margin-bottom:7px}
.card-list li::before{content:"";position:absolute;left:0;top:8px;width:7px;height:7px;background:var(--accent);border-radius:1px}

/* ---------- SPECS ---------- */
.spec-wrap{display:grid;grid-template-columns:1.5fr .9fr;gap:40px;align-items:start}
.spec-table{width:100%;border-collapse:collapse;font-size:15px}
.spec-table th,.spec-table td{text-align:left;padding:17px 0;border-bottom:1px solid var(--line-dark);vertical-align:top}
.spec-table th{
  width:34%;color:#fff;font-weight:600;font-size:14px;padding-right:24px;
  font-family:"IBM Plex Mono",monospace;letter-spacing:.02em;
}
.spec-table td{color:#a9b4c0}
.spec-aside{background:var(--ink-2);border:1px solid var(--line-dark);border-radius:var(--r);padding:30px 28px}
.spec-aside h3{color:#fff;font-size:1.12rem;margin-bottom:18px}
.check-list{margin:0;padding-left:20px;color:#a9b4c0;font-size:14.5px}
.check-list li{margin-bottom:11px;padding-left:4px}
.check-list li::marker{color:var(--accent);font-family:"IBM Plex Mono",monospace;font-size:13px}

/* ---------- APLICAÇÕES ---------- */
.apps{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.app{background:#fff;padding:34px 28px;transition:.18s}
.app:hover{background:var(--accent-soft)}
.app-ico{width:34px;height:34px;color:var(--accent);margin-bottom:18px}
.app h3{font-size:1.06rem;margin-bottom:9px}
.app p{color:var(--muted);font-size:14.5px;margin:0}

/* ---------- STEPS ---------- */
.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(5,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.steps li{background:var(--paper-2);padding:32px 24px;position:relative}
.step-n{
  font-family:"IBM Plex Mono",monospace;font-size:12px;color:var(--accent);
  letter-spacing:.14em;display:block;margin-bottom:16px;
}
.steps h3{font-size:1.02rem;margin-bottom:9px}
.steps p{font-size:14px;color:var(--muted);margin:0}

/* ---------- EMPRESA ---------- */
.empresa-grid{display:grid;grid-template-columns:1.25fr .85fr;gap:52px;align-items:start}
.empresa-grid p{color:var(--ink-3);font-size:15.8px}
.dados-card{background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r);padding:32px 30px}
.dados-card h3{font-size:1.06rem;margin-bottom:22px;padding-bottom:16px;border-bottom:1px solid var(--line)}
.dados{margin:0}
.dados dt{
  font-family:"IBM Plex Mono",monospace;font-size:11px;letter-spacing:.16em;
  text-transform:uppercase;color:var(--muted);margin-bottom:5px;
}
.dados dd{margin:0 0 19px;font-size:15px;line-height:1.5}
.map-link{display:inline-flex;align-items:center;gap:7px;font-size:14px;font-weight:600;margin-top:10px}
.map-link svg{width:13px;height:13px}
.facade-photo{margin:6px 0 0;border-radius:calc(var(--r) - 6px);overflow:hidden;border:1px solid var(--line)}
.facade-photo img{display:block;width:100%;height:auto}

/* ---------- CONTATO ---------- */
.contato-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start}
.contato-dados{margin-top:34px;display:grid;gap:22px}
.contato-dados > div{font-size:15px;color:#a9b4c0;line-height:1.55}
.contato-dados a{color:#7fa6ff}
.cd-label{
  display:block;font-family:"IBM Plex Mono",monospace;font-size:11px;
  letter-spacing:.16em;text-transform:uppercase;color:#6b7683;margin-bottom:5px;
}
.form{background:var(--ink-2);border:1px solid var(--line-dark);border-radius:var(--r);padding:34px 30px}
.field{margin-bottom:18px}
.field label{display:block;font-size:13.5px;font-weight:600;color:#c3cbd5;margin-bottom:7px}
.field input,.field select,.field textarea{
  width:100%;background:#11151a;border:1.5px solid var(--line-dark);border-radius:var(--r);
  padding:12px 14px;color:#fff;font-family:inherit;font-size:15px;transition:.15s;
}
.field textarea{resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--accent);outline:none}
.field select{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%236b7683' stroke-width='1.8'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center;background-size:11px;padding-right:38px}
.form-note{font-size:12.5px;color:#6b7683;margin:16px 0 0;line-height:1.5}

/* ---------- FOOTER ---------- */
.site-footer{background:var(--ink);color:#8b95a3;padding:70px 0 0;border-top:1px solid var(--line-dark)}
.footer-inner{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:44px;padding-bottom:48px}
.footer-brand .brand-mark{width:38px;height:38px;color:#fff;margin-bottom:18px}
.footer-brand p{font-size:15px;max-width:34ch;margin:0}
.footer-col h4{
  color:#fff;font-size:11px;font-family:"IBM Plex Mono",monospace;
  letter-spacing:.18em;text-transform:uppercase;margin-bottom:18px;font-weight:500;
}
.footer-col a{display:block;color:#8b95a3;font-size:14.5px;margin-bottom:10px}
.footer-col a:hover{color:#fff;text-decoration:none}
.footer-addr{font-size:14.5px;line-height:1.6;margin:14px 0 0}
.footer-legal{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  border-top:1px solid var(--line-dark);padding-top:26px;padding-bottom:34px;
}
.footer-legal p{margin:0;font-size:13px;color:#6b7683}

/* ---------- RESPONSIVO ---------- */
@media (max-width:1000px){
  .hero-inner{grid-template-columns:1fr;gap:44px;padding:64px 28px 72px}
  .hero-visual{order:-1;max-width:280px}
  .spec-wrap,.empresa-grid,.contato-grid{grid-template-columns:1fr;gap:38px}
  .apps{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .footer-inner{grid-template-columns:1fr 1fr;gap:34px}
}
@media (max-width:760px){
  body{font-size:16px}
  .site-nav{
    display:none;position:absolute;top:74px;left:0;right:0;
    background:#fff;border-bottom:1px solid var(--line);
    flex-direction:column;align-items:stretch;gap:0;padding:12px 28px 22px;
  }
  .site-nav.open{display:flex}
  .site-nav a{padding:13px 0;border-bottom:1px solid var(--line);font-size:16px}
  .nav-cta{text-align:center;margin-top:14px;border-bottom:0 !important;padding:14px}
  .nav-toggle{display:flex}
  .section{padding:66px 0}
  .cards{grid-template-columns:1fr}
  .apps{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .hero-facts{grid-template-columns:1fr;gap:14px}
  .footer-inner{grid-template-columns:1fr}
  .wrap{padding:0 20px}
}