/* =========================================================================
   AÇO FORTE — VERSÃO 2 "FORJA"  ·  industrial-editorial
   Base preta dramática · Anton display · imagens full-bleed · linhas alternadas
   Mesma marca: azul-marinho + aço. Linguagem totalmente distinta da v1.
   ========================================================================= */
@import url('https://fonts.googleapis.com/css2?family=Anton&family=Hanken+Grotesk:wght@400;500;600;700&family=IBM+Plex+Mono:wght@400;500;600&display=swap');

:root{
  --ink:#0e1013;
  --ink-2:#15181d;
  --ink-3:#1c2026;
  --paper:#f1f0ec;
  --text:#e9eaec;
  --text-soft:#9aa0a8;
  --text-faint:#5f666f;
  --line:rgba(255,255,255,.10);
  --line-2:rgba(255,255,255,.18);
  --navy:#173a7e;
  --navy-bright:#f07d2c;   /* laranja industrial — cor de destaque */
  --steel:#c4ccd5;
  --steel-dim:#8b95a1;

  --font-display:'Anton';
  --font-body:'Hanken Grotesk';
  --font-mono:'IBM Plex Mono';

  --ph-base:#1b1f25;
  --ph-stripe:rgba(120,140,175,.10);
  --ph-text:#6b7682;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:var(--font-body),system-ui,sans-serif;
  background:var(--ink);color:var(--text);line-height:1.6;font-size:17px;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer}
::selection{background:var(--navy-bright);color:#fff}

h1,h2,h3{font-family:var(--font-display),Impact,sans-serif;font-weight:400;
  text-transform:uppercase;line-height:.94;letter-spacing:.005em}

.wrap{max-width:1340px;margin:0 auto;padding:0 40px}
.mono{font-family:var(--font-mono),monospace}

/* labels / eyebrow */
.kicker{font-family:var(--font-mono),monospace;font-size:12px;font-weight:500;
  letter-spacing:.28em;text-transform:uppercase;color:var(--navy-bright);
  display:inline-flex;align-items:center;gap:12px}
.kicker::before{content:"";width:30px;height:1px;background:var(--navy-bright)}
.kicker.steel{color:var(--steel-dim)}
.kicker.steel::before{background:var(--steel-dim)}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:11px;
  font-family:var(--font-mono),monospace;font-size:13px;font-weight:500;letter-spacing:.1em;
  text-transform:uppercase;padding:17px 30px;border:1px solid transparent;
  transition:background .2s,color .2s,border-color .2s,transform .2s;white-space:nowrap}
.btn svg{width:17px;height:17px}
.btn-solid{background:var(--steel);color:#0e1013;border-color:var(--steel)}
.btn-solid:hover{background:#fff;border-color:#fff;transform:translateY(-2px)}
.btn-line{background:transparent;color:var(--text);border-color:var(--line-2)}
.btn-line:hover{border-color:var(--steel);color:#fff;transform:translateY(-2px)}
.btn-wpp{background:#1faa52;color:#fff;border-color:#1faa52}
.btn-wpp:hover{background:#25d366;border-color:#25d366;transform:translateY(-2px)}

/* placeholder media */
.ph{position:relative;background:var(--ph-base);overflow:hidden;
  background-image:repeating-linear-gradient(135deg,var(--ph-stripe) 0 2px,transparent 2px 14px)}
.ph::after{content:attr(data-label);position:absolute;inset:0;display:flex;
  align-items:center;justify-content:center;text-align:center;padding:24px;
  font-family:var(--font-mono),monospace;font-size:12px;letter-spacing:.14em;
  text-transform:uppercase;color:var(--ph-text);line-height:1.8}
.ph::before{content:"";position:absolute;inset:16px;border:1px dashed var(--ph-text);opacity:.3}

/* ============================ HEADER ================================ */
.hdr{position:fixed;top:0;left:0;right:0;z-index:100;padding:22px 0;
  transition:background .3s,padding .3s,border-color .3s;border-bottom:1px solid transparent}
.hdr.scrolled{background:rgba(14,16,19,.86);backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);border-bottom-color:var(--line);padding:13px 0}
.hdr-in{display:flex;align-items:center;justify-content:space-between;gap:24px}
.hdr-brand img{height:42px;width:auto;transition:height .3s}
.hdr.scrolled .hdr-brand img{height:34px}
.hdr-nav{display:flex;align-items:center;gap:30px}
.hdr-nav .links{display:flex;gap:26px}
.hdr-nav .links a{font-family:var(--font-mono),monospace;font-size:12px;letter-spacing:.12em;
  text-transform:uppercase;color:var(--text-soft);transition:color .2s;position:relative;padding:3px 0}
.hdr-nav .links a:hover{color:#fff}
.hdr-actions{display:flex;align-items:center;gap:14px}
.lang{display:inline-flex;border:1px solid var(--line-2);font-family:var(--font-mono),monospace;
  font-size:11px;letter-spacing:.08em}
.lang button{background:transparent;color:var(--text-faint);border:0;padding:8px 11px;transition:.2s}
.lang button[aria-pressed="true"]{background:var(--steel);color:#0e1013}
.lang button:not([aria-pressed="true"]):hover{color:#fff}
.menu-toggle{display:none;background:transparent;border:0;color:var(--text);width:42px;height:42px}
.menu-toggle svg{width:26px;height:26px}

/* ============================== HERO ================================ */
.hero{position:relative;min-height:100vh;display:flex;align-items:flex-end;
  padding:118px 0 60px;overflow:hidden}
.hero-bg{position:absolute;inset:0;z-index:0}
.hero-bg .ph{width:100%;height:100%}
.hero-bg::after{content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(14,16,19,.55) 0%,rgba(14,16,19,.25) 38%,rgba(14,16,19,.92) 100%)}
.hero-side{position:absolute;left:40px;top:50%;transform:translateY(-50%) rotate(180deg);
  writing-mode:vertical-rl;font-family:var(--font-mono),monospace;font-size:12px;
  letter-spacing:.3em;text-transform:uppercase;color:var(--text-faint);z-index:2}
.hero-in{position:relative;z-index:2;width:100%}
.hero h1{font-size:clamp(54px,9.4vw,150px);color:#fff;margin:22px 0 0;max-width:14ch}
.hero h1 .nv{color:var(--steel)}
.hero-lead{margin-top:26px;font-size:20px;line-height:1.5;color:var(--text-soft);max-width:520px;text-wrap:pretty}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:36px}
.scroll-cue{position:absolute;right:40px;bottom:60px;z-index:2;display:flex;align-items:center;gap:12px;
  font-family:var(--font-mono),monospace;font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--text-faint)}
.scroll-cue .bar{width:1px;height:46px;background:var(--line-2);position:relative;overflow:hidden}
.scroll-cue .bar::after{content:"";position:absolute;left:0;top:-50%;width:100%;height:50%;
  background:var(--steel);animation:scrollDrop 2s cubic-bezier(.6,.1,.3,1) infinite}
@keyframes scrollDrop{0%{top:-50%}60%,100%{top:100%}}

/* ============================ MARQUEE =============================== */
.marquee{background:var(--navy);border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  overflow:hidden;padding:18px 0;display:flex;white-space:nowrap;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);
  mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent)}
.marquee-track{display:inline-flex;align-items:center;gap:0;animation:marq 32s linear infinite;flex-shrink:0}
.marquee-track span{font-family:var(--font-display),sans-serif;text-transform:uppercase;
  font-size:26px;letter-spacing:.02em;color:#cdd8ee;padding:0 26px;display:inline-flex;align-items:center;gap:26px}
.marquee-track span::after{content:"◆";color:var(--navy-bright);font-size:13px;font-family:var(--font-body)}
@keyframes marq{0%{transform:translateX(0)}100%{transform:translateX(-100%)}}

/* ============================ SECTION ============================== */
.sec{padding:130px 0;position:relative}
.sec-num{font-family:var(--font-display),sans-serif;font-size:15px;color:var(--navy-bright);
  letter-spacing:.05em}

/* ABOUT */
.about{border-top:1px solid var(--line)}
.about-grid{display:grid;grid-template-columns:auto 1fr;gap:70px;align-items:start}
.about-mark{font-family:var(--font-display),sans-serif;font-size:clamp(90px,14vw,220px);
  line-height:.8;color:var(--ink-3);-webkit-text-stroke:1px var(--line-2);letter-spacing:-.02em}
.about-body h2{font-size:clamp(30px,3.6vw,52px);color:#fff;margin:20px 0 0;max-width:18ch;line-height:1.0}
.about-body .p{font-size:20px;color:var(--text-soft);margin-top:28px;max-width:600px;text-wrap:pretty}
.about-pills{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px}
.about-pills .pill{font-family:var(--font-mono),monospace;font-size:12px;letter-spacing:.08em;
  text-transform:uppercase;color:var(--steel);border:1px solid var(--line-2);padding:10px 16px}

/* PRODUCTS — linhas editoriais alternadas */
.products{background:var(--ink);border-top:1px solid var(--line)}
.prod-head{display:flex;justify-content:space-between;align-items:flex-end;gap:30px;
  margin-bottom:20px;flex-wrap:wrap}
.prod-head h2{font-size:clamp(40px,6vw,96px);color:#fff;line-height:.9}
.prod-head .lead{font-family:var(--font-mono),monospace;font-size:13px;letter-spacing:.05em;
  color:var(--text-soft);max-width:340px;line-height:1.7;text-transform:uppercase}
.prow{display:grid;grid-template-columns:1fr 1fr;gap:0;align-items:stretch;
  border-top:1px solid var(--line)}
.prow:last-child{border-bottom:1px solid var(--line)}
.prow-media{position:relative;overflow:hidden;min-height:420px}
.prow-media .ph{position:absolute;inset:0;width:100%;height:100%;
  transition:transform .8s cubic-bezier(.2,.6,.2,1)}
.prow:hover .prow-media .ph{transform:scale(1.05)}
.prow-body{padding:60px 56px;display:flex;flex-direction:column;justify-content:center}
.prow:nth-child(even) .prow-media{order:2}
.prow-ix{font-family:var(--font-display),sans-serif;font-size:18px;color:var(--navy-bright);letter-spacing:.04em}
.prow-body h3{font-size:clamp(30px,3.4vw,46px);color:#fff;margin:18px 0 0;line-height:.95}
.prow-body p{font-size:17px;color:var(--text-soft);margin-top:18px;max-width:440px;text-wrap:pretty;line-height:1.6}
.prow-tags{font-family:var(--font-mono),monospace;font-size:12px;letter-spacing:.06em;
  color:var(--text-faint);text-transform:uppercase;margin-top:22px}
.prow-link{margin-top:26px;display:inline-flex;align-items:center;gap:10px;
  font-family:var(--font-mono),monospace;font-size:12px;letter-spacing:.12em;text-transform:uppercase;
  color:var(--steel);transition:gap .2s,color .2s}
.prow-link:hover{gap:16px;color:#fff}
.prow-link svg{width:16px;height:16px}

/* FACTORY — full-bleed escuro com stats */
.factory{position:relative;min-height:92vh;display:flex;align-items:center;overflow:hidden;
  border-top:1px solid var(--line)}
.factory-bg{position:absolute;inset:0;z-index:0}
.factory-bg .ph{width:100%;height:100%}
.factory-bg::after{content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(14,16,19,.94) 0%,rgba(14,16,19,.72) 50%,rgba(14,16,19,.4) 100%)}
.factory-in{position:relative;z-index:2;max-width:760px}
.factory h2{font-size:clamp(40px,6.2vw,104px);color:#fff;margin:22px 0 0;line-height:.9}
.factory .p{font-size:20px;color:var(--text-soft);margin-top:26px;max-width:560px;text-wrap:pretty}
.factory-stats{display:flex;flex-wrap:wrap;gap:50px;margin-top:50px}
.fstat .n{font-family:var(--font-display),sans-serif;font-size:clamp(34px,4vw,60px);color:var(--steel);line-height:1}
.fstat .l{font-family:var(--font-mono),monospace;font-size:12px;letter-spacing:.1em;text-transform:uppercase;
  color:var(--text-faint);margin-top:10px}

/* WHY — lista numerada grande */
.why{border-top:1px solid var(--line)}
.why h2{font-size:clamp(36px,5vw,76px);color:#fff;max-width:16ch;line-height:.92;margin-bottom:60px}
.wrow{display:grid;grid-template-columns:90px 1fr 1.2fr;gap:40px;align-items:center;
  padding:38px 0;border-top:1px solid var(--line);transition:padding-left .3s,background .3s}
.wrow:last-child{border-bottom:1px solid var(--line)}
.wrow:hover{padding-left:18px;background:linear-gradient(90deg,var(--ink-2),transparent)}
.wrow .wn{font-family:var(--font-display),sans-serif;font-size:30px;color:var(--navy-bright)}
.wrow h3{font-size:clamp(24px,2.6vw,36px);color:#fff;line-height:1}
.wrow p{font-size:17px;color:var(--text-soft);text-wrap:pretty}

/* CONTACT */
.contact{border-top:1px solid var(--line);background:var(--ink-2)}
.contact-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:80px;align-items:start}
.contact h2{font-size:clamp(42px,6vw,108px);color:#fff;line-height:.88;margin:22px 0 0}
.contact .p{font-size:20px;color:var(--text-soft);margin-top:26px;max-width:440px;text-wrap:pretty}
.contact-aside{margin-top:44px;display:flex;flex-direction:column}
.cinfo{display:grid;grid-template-columns:130px 1fr;gap:18px;padding:18px 0;border-top:1px solid var(--line)}
.cinfo:last-of-type{border-bottom:1px solid var(--line)}
.cinfo .ck{font-family:var(--font-mono),monospace;font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--text-faint);padding-top:3px}
.cinfo .cv{font-weight:600;color:#fff}
.cinfo .cv.todo{color:var(--text-faint);font-weight:400;font-style:italic}
.wpp-row{display:flex;align-items:center;gap:16px;margin-top:30px;flex-wrap:wrap}
.wpp-row span{font-family:var(--font-mono),monospace;font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--text-faint)}
.contact-note{margin-top:18px;font-family:var(--font-mono),monospace;font-size:11px;letter-spacing:.04em;color:var(--text-faint)}

.formx{background:var(--ink);border:1px solid var(--line);padding:42px}
.formx .ok{display:none;align-items:center;gap:12px;background:rgba(31,170,82,.14);
  border:1px solid rgba(37,211,102,.4);color:#bff3d2;padding:15px 18px;font-size:14px;
  font-weight:600;margin-bottom:22px}
.formx .ok.show{display:flex}
.formx .ok svg{width:20px;height:20px;color:#25d366}
.fld{margin-bottom:20px}
.fld label{display:block;font-family:var(--font-mono),monospace;font-size:11px;letter-spacing:.1em;
  text-transform:uppercase;color:var(--text-faint);margin-bottom:9px}
.fld input,.fld select,.fld textarea{width:100%;background:var(--ink-2);border:1px solid var(--line-2);
  padding:14px 15px;font-family:inherit;font-size:15px;color:var(--text);transition:border-color .2s}
.fld textarea{resize:vertical;min-height:110px}
.fld input:focus,.fld select:focus,.fld textarea:focus{outline:none;border-color:var(--steel)}
.fld input::placeholder,.fld textarea::placeholder{color:var(--text-faint)}
.fld-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.formx select{appearance:none;background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'><path fill='%238b95a1' d='M0 0h10L5 6z'/></svg>");background-repeat:no-repeat;background-position:right 14px center}

/* FOOTER */
.ftr{background:#0a0c0f;border-top:1px solid var(--line);padding:80px 0 34px}
.ftr-top{display:grid;grid-template-columns:1.6fr 1fr 1.3fr;gap:50px;padding-bottom:48px;border-bottom:1px solid var(--line)}
.ftr-brand img{height:52px;margin-bottom:22px}
.ftr-brand p{color:var(--text-faint);max-width:300px;font-size:15px}
.ftr-col h4{font-family:var(--font-mono),monospace;font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--text-faint);margin-bottom:18px}
.ftr-col a,.ftr-col p{display:block;color:var(--text-soft);font-size:15px;margin-bottom:11px;transition:color .2s}
.ftr-col a:hover{color:#fff}
.ftr-col .todo{color:var(--text-faint);font-style:italic}
.ftr-bottom{display:flex;justify-content:space-between;align-items:center;gap:20px;padding-top:28px;flex-wrap:wrap}
.ftr-bottom p{font-size:12px;color:var(--text-faint);font-family:var(--font-mono),monospace;letter-spacing:.04em}

/* WHATSAPP FAB */
.fab{position:fixed;right:26px;bottom:26px;z-index:90;width:58px;height:58px;border-radius:50%;
  background:#25d366;color:#fff;display:flex;align-items:center;justify-content:center;
  box-shadow:0 10px 30px -6px rgba(37,211,102,.55);border:0;transition:transform .2s}
.fab:hover{transform:scale(1.08)}
.fab svg{width:31px;height:31px}

/* REVEAL */
.rv{transition:opacity .8s cubic-bezier(.2,.6,.2,1),transform .8s cubic-bezier(.2,.6,.2,1)}
html.anim .rv:not(.in){opacity:0;transform:translateY(30px)}
html.anim .rv.d1{transition-delay:.08s}
html.anim .rv.d2{transition-delay:.16s}
html.anim .rv.d3{transition-delay:.24s}
@media (prefers-reduced-motion:reduce){.rv{opacity:1!important;transform:none!important}}

/* MOBILE MENU */
.mm{position:fixed;inset:0;z-index:200;background:var(--ink);display:flex;flex-direction:column;
  padding:24px 32px;transform:translateX(100%);transition:transform .35s cubic-bezier(.4,0,.2,1)}
.mm.open{transform:none}
.mm-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:46px}
.mm-head img{height:38px}
.mm nav{display:flex;flex-direction:column;gap:2px}
.mm nav a{font-family:var(--font-display),sans-serif;text-transform:uppercase;font-size:34px;color:#fff;
  padding:13px 0;border-bottom:1px solid var(--line)}
.mm .mm-act{margin-top:auto;display:flex;flex-direction:column;gap:12px}
.mm .cx{background:transparent;border:0;color:#fff;width:44px;height:44px}
.mm .cx svg{width:28px;height:28px}

/* ====================== RESPONSIVE ====================== */
section[id]{scroll-margin-top:80px}
@media (max-width:1024px){
  .sec{padding:96px 0}
  .prow{grid-template-columns:1fr}
  .prow-media{min-height:300px;order:-1!important}
  .prow:nth-child(even) .prow-media{order:-1}
  .prow-body{padding:42px 32px}
  .wrow{grid-template-columns:60px 1fr;gap:20px}
  .wrow p{grid-column:2}
}
@media (max-width:860px){
  .hdr-nav .links,.hdr-actions .btn{display:none}
  .menu-toggle{display:flex;align-items:center;justify-content:center}
  .hero-side{display:none}
  .contact-grid{grid-template-columns:1fr;gap:48px}
  .about-grid{grid-template-columns:1fr;gap:24px}
  .ftr-top{grid-template-columns:1fr;gap:36px}
}
@media (max-width:560px){
  .wrap{padding:0 22px}
  body{font-size:16px}
  .fld-row{grid-template-columns:1fr}
  .formx{padding:26px}
  .factory-stats{gap:32px}
  .scroll-cue{display:none}
}