/* ==========================================================================
   TradeIT Soluções em Tecnologia — site institucional
   Paleta de marca: #AA2130 (vermelho) · #58585A (grafite)
   ========================================================================== */

:root{
  --red:#AA2130;
  --red-600:#921B29;
  --red-300:#D94152;
  --graphite:#58585A;

  --ink:#14141A;
  --ink-2:#3A3A42;
  --ink-3:#6B6B76;

  --bg:#FFFFFF;
  --bg-alt:#F6F6F8;
  --line:#E4E4E9;

  --dark:#0E0E12;
  --dark-2:#16161C;
  --dark-line:rgba(255,255,255,.12);
  --dark-ink:rgba(255,255,255,.72);

  --wrap:1180px;
  --r:14px;
  --shadow:0 1px 2px rgba(16,16,24,.04), 0 12px 32px -12px rgba(16,16,24,.14);
  --shadow-lg:0 2px 4px rgba(16,16,24,.05), 0 28px 60px -20px rgba(16,16,24,.22);

  --font:"Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

*,*::before,*::after{box-sizing:border-box}

html{scroll-behavior:smooth; scroll-padding-top:88px; -webkit-text-size-adjust:100%}

body{
  margin:0;
  font-family:var(--font);
  font-size:17px;
  line-height:1.65;
  color:var(--ink-2);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}

img{max-width:100%; display:block}
h1,h2,h3{color:var(--ink); line-height:1.15; letter-spacing:-.02em; margin:0 0 .5em}
p{margin:0 0 1em}
a{color:inherit; text-decoration:none}
ul,ol{margin:0; padding:0; list-style:none}

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

.skip{position:absolute; left:-9999px; top:0; background:var(--red); color:#fff; padding:10px 16px; z-index:200}
.skip:focus{left:12px; top:12px}

:focus-visible{outline:2px solid var(--red-300); outline-offset:3px; border-radius:4px}

/* ============================ MARCA NO TEXTO ============================
   Toda ocorrência de "TradeIT" no corpo do site é renderizada como
   "Trade" (grafite) + "IT" (vermelho), pelo brandify() em site.js.
   ====================================================================== */
.tm{white-space:nowrap}
.tm-1{color:var(--graphite)}
.tm-2{color:var(--red)}

/* contextos escuros: grafite fica ilegível — Trade vira branco e IT clareia */
.hero .tm-1,
.stats .tm-1,
.cta .tm-1,
.about-side .tm-1,
.site-footer .tm-1{color:rgba(255,255,255,.94)}

.hero .tm-2,
.stats .tm-2,
.cta .tm-2,
.about-side .tm-2,
.site-footer .tm-2{color:var(--red-300)}

/* header: escuro sobre o hero, claro quando fixo */
.nav .tm-1{color:rgba(255,255,255,.94)}
.nav .tm-2{color:var(--red-300)}
.site-header.is-stuck .nav .tm-1{color:var(--graphite)}
.site-header.is-stuck .nav .tm-2{color:var(--red)}
.nav .nav-cta .tm-1,
.nav .nav-cta .tm-2{color:#fff}

/* dentro de botões vermelhos o texto permanece branco */
.btn-primary .tm-1,.btn-primary .tm-2{color:#fff}

/* ============================ HEADER ============================ */
.site-header{
  position:fixed; inset:0 0 auto 0; z-index:100;
  background:transparent;
  transition:background .3s ease, box-shadow .3s ease, border-color .3s ease;
  border-bottom:1px solid transparent;
}
.site-header.is-stuck{
  background:rgba(255,255,255,.88);
  backdrop-filter:saturate(180%) blur(14px);
  -webkit-backdrop-filter:saturate(180%) blur(14px);
  border-bottom-color:var(--line);
  box-shadow:0 6px 24px -18px rgba(16,16,24,.5);
}

.header-inner{display:flex; align-items:center; gap:28px; height:76px}

.brand{flex:0 0 auto; display:block}
.brand-img{height:26px; width:auto}
.brand-img--dark{display:none}
.site-header.is-stuck .brand-img--light{display:none}
.site-header.is-stuck .brand-img--dark{display:block}

.nav{display:flex; align-items:center; gap:30px; margin-left:auto; font-size:15px; font-weight:500}
.nav a{color:rgba(255,255,255,.82); transition:color .2s ease; position:relative; padding:6px 0}
.nav a::after{
  content:""; position:absolute; left:0; right:0; bottom:0; height:2px;
  background:var(--red); transform:scaleX(0); transform-origin:left; transition:transform .25s ease;
}
.nav a:hover{color:#fff}
.nav a:hover::after{transform:scaleX(1)}
.site-header.is-stuck .nav a{color:var(--ink-2)}
.site-header.is-stuck .nav a:hover{color:var(--ink)}

.nav .nav-cta{
  background:var(--red); color:#fff; padding:9px 18px; border-radius:999px; font-weight:600;
}
.nav .nav-cta::after{display:none}
.nav .nav-cta:hover{background:var(--red-600); color:#fff}
.site-header.is-stuck .nav .nav-cta{color:#fff}

.header-tools{display:flex; align-items:center; gap:14px}

.lang{display:flex; align-items:center; gap:8px}
.lang-sep{width:1px; height:12px; background:rgba(255,255,255,.28)}
.site-header.is-stuck .lang-sep{background:var(--line)}
.lang-btn{
  background:none; border:0; padding:2px; cursor:pointer; font:inherit;
  font-size:13px; font-weight:700; letter-spacing:.04em;
  color:rgba(255,255,255,.55); transition:color .2s ease;
}
.lang-btn:hover{color:#fff}
.lang-btn.is-active{color:var(--red-300)}
.site-header.is-stuck .lang-btn{color:var(--ink-3)}
.site-header.is-stuck .lang-btn:hover{color:var(--ink)}
.site-header.is-stuck .lang-btn.is-active{color:var(--red)}

.burger{display:none; width:40px; height:40px; border:0; background:none; cursor:pointer; padding:9px 8px}
.burger span{display:block; height:2px; background:#fff; border-radius:2px; transition:transform .25s ease, opacity .2s ease}
.burger span + span{margin-top:5px}
.site-header.is-stuck .burger span{background:var(--ink)}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ============================ BOTÕES ============================ */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:10px;
  padding:14px 26px; border-radius:999px; font-weight:600; font-size:16px;
  border:1px solid transparent; cursor:pointer; transition:all .22s ease; white-space:nowrap;
}
.btn-lg{padding:16px 30px; font-size:17px}
.btn-primary{background:var(--red); color:#fff; box-shadow:0 10px 26px -12px rgba(170,33,48,.85)}
.btn-primary:hover{background:var(--red-600); transform:translateY(-2px); box-shadow:0 16px 32px -12px rgba(170,33,48,.9)}
.btn-ghost{background:rgba(255,255,255,.06); color:#fff; border-color:rgba(255,255,255,.22)}
.btn-ghost:hover{background:rgba(255,255,255,.12); border-color:rgba(255,255,255,.4)}
.btn-outline{background:transparent; color:#fff; border-color:rgba(255,255,255,.32)}
.btn-outline:hover{background:rgba(255,255,255,.09); border-color:rgba(255,255,255,.55)}

/* ============================ HERO ============================ */
.hero{position:relative; background:var(--dark); color:#fff; overflow:hidden; isolation:isolate}
.hero-bg{position:absolute; inset:0; z-index:-1}

.hero-grid{
  position:absolute; inset:0;
  background-image:
    linear-gradient(to right, rgba(255,255,255,.055) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,.055) 1px, transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(ellipse 90% 70% at 50% 0%, #000 25%, transparent 75%);
  -webkit-mask-image:radial-gradient(ellipse 90% 70% at 50% 0%, #000 25%, transparent 75%);
}
.hero-glow{
  position:absolute; width:820px; height:820px; border-radius:50%;
  top:-380px; left:50%; transform:translateX(-52%);
  background:radial-gradient(circle, rgba(170,33,48,.42) 0%, rgba(170,33,48,.10) 42%, transparent 68%);
  filter:blur(8px);
}
.hero-glow--2{
  width:620px; height:620px; top:180px; left:auto; right:-220px; transform:none;
  background:radial-gradient(circle, rgba(88,88,90,.55) 0%, rgba(88,88,90,.12) 45%, transparent 70%);
}

.hero-inner{padding:172px 24px 96px; max-width:960px; text-align:center}

.eyebrow{
  display:inline-block; font-size:13px; font-weight:600; letter-spacing:.12em; text-transform:uppercase;
  color:rgba(255,255,255,.62); border:1px solid rgba(255,255,255,.16); border-radius:999px;
  padding:8px 18px; margin:0 0 30px; background:rgba(255,255,255,.04);
}

.hero-title{
  color:#fff; font-size:clamp(2.4rem, 5.6vw, 4.15rem); font-weight:800;
  letter-spacing:-.035em; line-height:1.06; margin:0 0 26px;
}
.hero-title .accent{
  background:linear-gradient(96deg, var(--red-300), var(--red) 55%, #E06070);
  -webkit-background-clip:text; background-clip:text; color:transparent;
}

.hero-lead{
  font-size:clamp(1.05rem, 1.9vw, 1.28rem); color:rgba(255,255,255,.74);
  max-width:720px; margin:0 auto 40px;
}

.hero-actions{display:flex; gap:14px; justify-content:center; flex-wrap:wrap; margin-bottom:72px}

.hero-standards{border-top:1px solid rgba(255,255,255,.10); padding-top:30px}
.standards-label{
  display:block; font-size:12px; letter-spacing:.16em; text-transform:uppercase;
  color:rgba(255,255,255,.42); margin-bottom:18px; font-weight:600;
}
.standards{display:flex; flex-wrap:wrap; gap:10px 12px; justify-content:center}
.standards li{
  font-size:14px; font-weight:600; color:rgba(255,255,255,.80);
  border:1px solid rgba(255,255,255,.14); background:rgba(255,255,255,.045);
  padding:7px 16px; border-radius:8px; letter-spacing:.01em;
}

/* ============================ STATS ============================ */
.stats{background:var(--dark-2); border-top:1px solid var(--dark-line); color:#fff}
.stats-grid{display:grid; grid-template-columns:repeat(4,1fr); gap:1px; padding:0 24px}
.stat{padding:44px 26px 46px; text-align:center; position:relative}
.stat + .stat::before{content:""; position:absolute; left:0; top:34px; bottom:34px; width:1px; background:var(--dark-line)}
.stat-num{
  display:block; font-size:clamp(1.7rem,3vw,2.3rem); font-weight:800; letter-spacing:-.03em;
  color:#fff; margin-bottom:8px; line-height:1.1;
}
.stat:first-child .stat-num, .stat:last-child .stat-num{color:var(--red-300)}
.stat-label{display:block; font-size:14.5px; color:rgba(255,255,255,.58); line-height:1.5}

/* ============================ SEÇÕES ============================ */
.section{padding:110px 0}
.section--alt{background:var(--bg-alt); border-block:1px solid var(--line)}

.section-head{max-width:760px; margin-bottom:60px}
.kicker{
  display:inline-block; font-size:12.5px; font-weight:700; letter-spacing:.14em; text-transform:uppercase;
  color:var(--red); margin-bottom:18px;
}
.kicker::before{content:""; display:inline-block; width:22px; height:2px; background:var(--red); vertical-align:middle; margin-right:10px; transform:translateY(-1px)}
.section-title{font-size:clamp(1.75rem, 3.4vw, 2.55rem); font-weight:800; letter-spacing:-.03em; margin-bottom:18px}
.section-lead{font-size:1.08rem; color:var(--ink-3); max-width:660px; margin:0}

/* ============================ CARDS ============================ */
.cards{display:grid; grid-template-columns:repeat(3,1fr); gap:22px}
.card{
  background:#fff; border:1px solid var(--line); border-radius:var(--r);
  padding:32px 30px 28px; transition:transform .28s ease, box-shadow .28s ease, border-color .28s ease;
  position:relative; overflow:hidden;
}
.card::before{
  content:""; position:absolute; inset:0 0 auto 0; height:3px;
  background:linear-gradient(90deg, var(--red), var(--red-300));
  transform:scaleX(0); transform-origin:left; transition:transform .35s ease;
}
.card:hover{transform:translateY(-4px); box-shadow:var(--shadow-lg); border-color:#D6D6DE}
.card:hover::before{transform:scaleX(1)}
.card-ico{
  width:46px; height:46px; border-radius:11px; display:grid; place-items:center;
  background:rgba(170,33,48,.08); color:var(--red); margin-bottom:20px;
}
.card-ico svg{width:23px; height:23px}
.card h3{font-size:1.16rem; font-weight:700; margin-bottom:12px; letter-spacing:-.015em}
.card p{font-size:15.5px; color:var(--ink-3); margin-bottom:20px}

.tags{display:flex; flex-wrap:wrap; gap:7px}
.tags li{
  font-size:12.5px; font-weight:600; color:var(--graphite);
  background:var(--bg-alt); border:1px solid var(--line); border-radius:6px; padding:4px 10px;
}
.section--alt .tags li{background:#fff}

/* ============================ PROCESSO ============================ */
.steps{display:grid; grid-template-columns:repeat(4,1fr); gap:22px; counter-reset:s}
.step{
  background:#fff; border:1px solid var(--line); border-radius:var(--r); padding:30px 26px;
  transition:transform .28s ease, box-shadow .28s ease;
}
.step:hover{transform:translateY(-4px); box-shadow:var(--shadow)}
.step-num{
  display:inline-block; font-size:13px; font-weight:800; letter-spacing:.08em;
  color:var(--red); border:1px solid rgba(170,33,48,.25); background:rgba(170,33,48,.06);
  border-radius:8px; padding:5px 11px; margin-bottom:18px;
}
.step h3{font-size:1.1rem; font-weight:700; margin-bottom:10px}
.step p{font-size:15px; color:var(--ink-3); margin:0}

/* ============================ SPLIT / DIFERENCIAIS ============================ */
.split{display:grid; grid-template-columns:0.9fr 1.1fr; gap:64px; align-items:start}
.split-left{position:sticky; top:110px}
.split-left .section-lead{margin-bottom:30px}
.split-right{display:grid; gap:14px}
.feature{
  border:1px solid var(--line); border-radius:var(--r); padding:26px 28px; background:#fff;
  transition:border-color .25s ease, transform .25s ease;
}
.feature:hover{border-color:var(--red); transform:translateX(4px)}
.feature h3{font-size:1.08rem; font-weight:700; margin-bottom:8px}
.feature p{font-size:15.5px; color:var(--ink-3); margin:0}

/* ============================ SETORES ============================ */
.sectors{display:grid; grid-template-columns:repeat(3,1fr); gap:1px; background:var(--line); border:1px solid var(--line); border-radius:var(--r); overflow:hidden}
.sector{background:#fff; padding:32px 28px; transition:background .25s ease}
.sector:hover{background:#fff}
.sector h3{font-size:1.05rem; font-weight:700; margin-bottom:9px; display:flex; align-items:center; gap:9px}
.sector h3::before{content:""; width:7px; height:7px; border-radius:2px; background:var(--red); flex:0 0 auto}
.sector p{font-size:15px; color:var(--ink-3); margin:0}

/* ============================ SOBRE ============================ */
.about{display:grid; grid-template-columns:1.35fr .85fr; gap:60px; align-items:start}
.about-text p{color:var(--ink-3); font-size:1.02rem}
.about-side{
  background:var(--dark); color:#fff; border-radius:var(--r); padding:36px 32px;
  box-shadow:var(--shadow-lg);
}
.about-side h3{color:#fff; font-size:1.1rem; font-weight:700; margin-bottom:20px}
.checks li{
  position:relative; padding-left:30px; margin-bottom:15px;
  font-size:15.5px; color:rgba(255,255,255,.74); line-height:1.5;
}
.checks li:last-child{margin-bottom:0}
.checks li::before{
  content:""; position:absolute; left:0; top:6px; width:16px; height:9px;
  border-left:2px solid var(--red-300); border-bottom:2px solid var(--red-300);
  transform:rotate(-45deg);
}

/* ============================ CTA ============================ */
.cta{position:relative; background:var(--dark); color:#fff; overflow:hidden; isolation:isolate}
.cta-bg{position:absolute; inset:0; z-index:-1}
.hero-glow--cta{
  width:900px; height:700px; top:auto; bottom:-420px; left:50%; transform:translateX(-50%);
  background:radial-gradient(circle, rgba(170,33,48,.38) 0%, rgba(170,33,48,.10) 45%, transparent 70%);
}
.cta-inner{padding:100px 24px; text-align:center; max-width:840px}
.cta-title{color:#fff; font-size:clamp(1.8rem,3.6vw,2.7rem); font-weight:800; letter-spacing:-.03em; margin-bottom:18px}
.cta-lead{color:rgba(255,255,255,.72); font-size:1.08rem; max-width:600px; margin:0 auto 38px}
.cta-actions{display:flex; gap:14px; justify-content:center; flex-wrap:wrap; margin-bottom:56px}
.cta-meta{
  display:grid; grid-template-columns:repeat(2,1fr); gap:28px;
  border-top:1px solid rgba(255,255,255,.12); padding-top:32px;
  font-size:14.5px; color:rgba(255,255,255,.62); text-align:left;
}
.cta-meta-l{
  display:block; font-size:11.5px; letter-spacing:.14em; text-transform:uppercase;
  color:rgba(255,255,255,.40); font-weight:700; margin-bottom:7px;
}

/* ============================ FOOTER ============================ */
.site-footer{background:#08080B; color:rgba(255,255,255,.58); padding:64px 0 26px; font-size:15px}
.footer-inner{display:grid; grid-template-columns:1.6fr 1fr 1.2fr; gap:48px; padding-bottom:44px}
.footer-logo{height:26px; width:auto; margin-bottom:18px}
.footer-brand p{max-width:340px; margin:0; font-size:15px; line-height:1.6}
.footer-h{
  display:block; font-size:11.5px; letter-spacing:.14em; text-transform:uppercase;
  color:rgba(255,255,255,.38); font-weight:700; margin-bottom:16px;
}
.footer-nav{display:flex; flex-direction:column; gap:11px}
.footer-nav a, .footer-contact a{transition:color .2s ease}
.footer-nav a:hover, .footer-contact a:hover{color:#fff}
.footer-contact{display:flex; flex-direction:column; gap:9px}
.footer-contact p{margin:8px 0 0; font-size:14.5px; line-height:1.6; color:rgba(255,255,255,.45)}
.footer-bottom{
  display:flex; justify-content:space-between; gap:16px; flex-wrap:wrap;
  border-top:1px solid rgba(255,255,255,.09); padding-top:24px;
  font-size:13.5px; color:rgba(255,255,255,.38);
}

/* ============================ REVEAL ============================ */
.reveal{opacity:0; transform:translateY(22px); transition:opacity .7s cubic-bezier(.16,1,.3,1), transform .7s cubic-bezier(.16,1,.3,1)}
.reveal.is-in{opacity:1; transform:none}

/* ============================ RESPONSIVO ============================ */
@media (max-width:1000px){
  .cards{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .sectors{grid-template-columns:repeat(2,1fr)}
  .split{grid-template-columns:1fr; gap:40px}
  .split-left{position:static}
  .about{grid-template-columns:1fr; gap:40px}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .stat:nth-child(3)::before{display:none}
  .stat:nth-child(odd)::before{display:none}
  .footer-inner{grid-template-columns:1fr 1fr; gap:36px}
  .footer-brand{grid-column:1 / -1}
}

@media (max-width:760px){
  body{font-size:16px}
  html{scroll-padding-top:76px}
  .header-inner{height:66px}
  .burger{display:block}

  .nav{
    position:fixed; inset:66px 0 auto 0;
    background:rgba(10,10,14,.97);
    backdrop-filter:blur(16px); -webkit-backdrop-filter:blur(16px);
    flex-direction:column; align-items:stretch; gap:0; margin:0;
    padding:10px 24px 26px; border-bottom:1px solid rgba(255,255,255,.12);
    max-height:0; overflow:hidden; opacity:0; pointer-events:none;
    transition:max-height .35s ease, opacity .25s ease, padding .3s ease;
  }
  .nav.is-open{max-height:80vh; opacity:1; pointer-events:auto}
  .site-header:has(.nav.is-open){background:rgba(10,10,14,.97); border-bottom-color:transparent}
  .site-header.is-stuck:has(.nav.is-open) .brand-img--light{display:block}
  .site-header.is-stuck:has(.nav.is-open) .brand-img--dark{display:none}
  .site-header.is-stuck:has(.nav.is-open) .burger span{background:#fff}
  .site-header.is-stuck:has(.nav.is-open) .lang-btn{color:rgba(255,255,255,.55)}
  .site-header.is-stuck:has(.nav.is-open) .lang-btn.is-active{color:var(--red-300)}
  .nav a{color:rgba(255,255,255,.85) !important; padding:15px 0; border-bottom:1px solid rgba(255,255,255,.08); font-size:16px}
  .nav a::after{display:none}
  .nav .nav-cta{
    margin-top:18px; text-align:center; border-bottom:0; border-radius:999px;
    background:var(--red); color:#fff !important; padding:14px 18px;
  }

  .hero-inner{padding:126px 24px 74px}
  .hero-actions{margin-bottom:52px}
  .hero-actions .btn{width:100%}
  .section{padding:74px 0}
  .section-head{margin-bottom:40px}
  .cards, .steps, .sectors{grid-template-columns:1fr}
  .sectors{border-radius:var(--r)}
  .stats-grid{grid-template-columns:1fr}
  .stat{padding:30px 20px; text-align:left}
  .stat + .stat{border-top:1px solid var(--dark-line)}
  .stat + .stat::before{display:none}
  .cta-inner{padding:74px 24px}
  .cta-actions .btn{width:100%}
  .cta-meta{grid-template-columns:1fr; gap:22px}
  .footer-inner{grid-template-columns:1fr; gap:32px}
  .footer-bottom{flex-direction:column; gap:6px}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .reveal{opacity:1; transform:none; transition:none}
  *{animation-duration:.01ms !important; transition-duration:.01ms !important}
}