/* =========================================================
   IDEAL STEEL WORKFORCE — Landing Page
   Paleta: preto / branco / verde neon
   ========================================================= */
:root{
  --black:#0A0A0A;
  --black-soft:#0e0e0e;
  --panel:#151515;
  --panel-2:#1b1b1b;
  --white:#FFFFFF;
  --text-soft:#c9cbcd;

  --neon:#63FF3D;
  --green:#39D353;
  --green-dark:#1E7D32;
  --metal:#8D9499;
  --border:#242424;
}

*{margin:0;padding:0;box-sizing:border-box;font-family:"Segoe UI",Arial,sans-serif;}
html{scroll-behavior:smooth;}
body{background:var(--black);color:var(--white);line-height:1.6;overflow-x:hidden;}
img{display:block;max-width:100%;}
a{text-decoration:none;color:inherit;}
.hl{color:var(--neon);text-shadow:0 0 22px rgba(99,255,61,.3);}

/* ---------- REVEAL AO ROLAR ---------- */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s ease, transform .7s cubic-bezier(.2,.7,.2,1);}
.reveal.visible{opacity:1;transform:none;}

/* ---------- HEADER ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:transparent;
  transition:background .3s, border-color .3s, box-shadow .3s;
  border-bottom:1px solid transparent;
}
.site-header.scrolled{
  background:rgba(10,10,10,.9);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--border);
  box-shadow:0 8px 30px rgba(0,0,0,.4);
}
.header-inner{
  max-width:1200px;margin:0 auto;padding:12px 24px;
  display:flex;align-items:center;justify-content:space-between;
}
.brand img{height:52px;transition:transform .3s;}
.brand img:hover{transform:scale(1.05);}
.nav-links{display:flex;align-items:center;gap:26px;}
.nav-links a{color:var(--text-soft);font-weight:500;transition:.2s;position:relative;}
.nav-links a:not(.btn-login)::after{
  content:"";position:absolute;left:0;bottom:-6px;height:2px;width:0;background:var(--neon);transition:width .25s;
}
.nav-links a:not(.btn-login):hover{color:var(--white);}
.nav-links a:not(.btn-login):hover::after{width:100%;}
.btn-login{
  border:1px solid var(--neon);color:var(--neon)!important;
  padding:8px 18px;border-radius:8px;transition:.2s;
}
.btn-login:hover{background:var(--neon);color:var(--black)!important;box-shadow:0 0 18px rgba(99,255,61,.45);}
.nav-toggle{display:none;background:none;border:0;color:var(--white);font-size:1.4rem;cursor:pointer;}

/* ---------- HERO ---------- */
.hero{
  position:relative;min-height:100vh;display:flex;align-items:center;
  margin-top:-76px;padding-top:76px;
  background:
    radial-gradient(1200px 600px at 70% -10%, rgba(99,255,61,.10), transparent 60%),
    linear-gradient(rgba(10,10,10,.72),rgba(10,10,10,.92)),
    url("https://images.unsplash.com/photo-1565043666747-69f6646db940?auto=format&fit=crop&w=1920&q=80") center/cover fixed;
  overflow:hidden;
}
/* grelha técnica de fundo */
.hero-grid-bg{
  position:absolute;inset:0;z-index:0;opacity:.5;
  background-image:
    linear-gradient(rgba(99,255,61,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(99,255,61,.05) 1px, transparent 1px);
  background-size:48px 48px;
  mask-image:radial-gradient(circle at 60% 40%, black, transparent 75%);
}
.hero-glow{
  position:absolute;width:520px;height:520px;right:-120px;top:10%;z-index:0;
  background:radial-gradient(circle, rgba(99,255,61,.22), transparent 70%);
  filter:blur(30px);animation:pulse 6s ease-in-out infinite;
}
@keyframes pulse{0%,100%{transform:scale(1);opacity:.7;}50%{transform:scale(1.15);opacity:1;}}
.hero-content{position:relative;z-index:2;max-width:1200px;margin:0 auto;padding:0 24px;width:100%;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  border:1px solid var(--border);background:rgba(21,21,21,.6);
  padding:7px 16px;border-radius:100px;
  letter-spacing:1px;text-transform:uppercase;font-size:.76rem;color:var(--neon);
  margin-bottom:24px;font-weight:600;
}
.hero h1{font-size:clamp(2.1rem,5.6vw,4rem);line-height:1.08;max-width:880px;font-weight:800;letter-spacing:-.5px;}
.hero p{margin:22px 0 34px;max-width:620px;color:var(--text-soft);font-size:1.15rem;}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;}

/* estatísticas do hero */
.hero-stats{
  display:flex;align-items:center;gap:30px;margin-top:52px;flex-wrap:wrap;
  border-top:1px solid var(--border);padding-top:26px;max-width:720px;
}
.stat{display:flex;flex-direction:column;}
.stat-num{font-size:2.2rem;font-weight:800;color:var(--neon);line-height:1;}
.stat-label{color:var(--metal);font-size:.9rem;margin-top:6px;max-width:170px;}
.stat-divider{width:1px;height:44px;background:var(--border);}

.scroll-cue{
  position:absolute;left:50%;bottom:26px;transform:translateX(-50%);z-index:2;
  color:var(--neon);font-size:1.2rem;opacity:.8;animation:bob 2s ease-in-out infinite;
}
@keyframes bob{0%,100%{transform:translate(-50%,0);}50%{transform:translate(-50%,10px);}}

/* ---------- BOTÕES ---------- */
.btn{
  display:inline-flex;align-items:center;gap:10px;
  padding:14px 28px;border-radius:10px;font-weight:600;transition:.2s;cursor:pointer;
}
.btn-primary{background:var(--neon);color:var(--black);}
.btn-primary:hover{background:var(--green);box-shadow:0 0 28px rgba(99,255,61,.5);transform:translateY(-2px);}
.btn-primary i{transition:transform .2s;}
.btn-primary:hover i{transform:translateX(4px);}
.btn-ghost{border:1px solid var(--metal);color:var(--white);}
.btn-ghost:hover{border-color:var(--neon);color:var(--neon);}

/* ---------- SECTIONS ---------- */
.section{max-width:1200px;margin:0 auto;padding:100px 24px;}
.section-head{max-width:760px;margin-bottom:52px;}
.section-sub{color:var(--text-soft);margin-top:14px;font-size:1.05rem;}
.tag{
  display:inline-block;color:var(--neon);text-transform:uppercase;
  letter-spacing:2px;font-size:.76rem;font-weight:700;margin-bottom:14px;
  padding-left:26px;position:relative;
}
.tag::before{content:"";position:absolute;left:0;top:50%;width:18px;height:2px;background:var(--neon);}
.section-head h2,.about-text h2,.cta-box h2{font-size:clamp(1.7rem,3.6vw,2.6rem);font-weight:800;line-height:1.2;letter-spacing:-.5px;}

/* ---------- CARDS SERVIÇOS ---------- */
.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;}
.card{
  position:relative;background:var(--panel);border:1px solid var(--border);
  border-radius:16px;padding:32px 26px;transition:.25s;overflow:hidden;
}
.card:hover{border-color:rgba(99,255,61,.5);transform:translateY(-8px);box-shadow:0 16px 44px rgba(0,0,0,.5);}
.card-icon{
  width:56px;height:56px;border-radius:14px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(99,255,61,.1);color:var(--neon);font-size:1.45rem;margin-bottom:20px;transition:.25s;
}
.card:hover .card-icon{background:var(--neon);color:var(--black);transform:rotate(-6deg);}
.card h3{font-size:1.2rem;margin-bottom:10px;}
.card p{color:var(--text-soft);font-size:.96rem;}
.card-line{position:absolute;left:0;bottom:0;height:3px;width:0;background:var(--neon);transition:width .3s;}
.card:hover .card-line{width:100%;}

/* ---------- PROCESSO ---------- */
.process{background:
  radial-gradient(800px 400px at 100% 0%, rgba(30,125,50,.12), transparent 60%);
  max-width:none;}
.process > .section-head{max-width:1200px;margin-left:auto;margin-right:auto;}
.steps{
  max-width:1200px;margin:0 auto;
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
}
.step{
  position:relative;background:var(--panel-2);border:1px solid var(--border);
  border-radius:16px;padding:34px 26px 30px;transition:.25s;
}
.step:hover{border-color:rgba(99,255,61,.4);transform:translateY(-6px);}
.step-num{
  display:block;font-size:2.6rem;font-weight:800;color:transparent;
  -webkit-text-stroke:1.5px var(--neon);margin-bottom:14px;line-height:1;
}
.step h3{font-size:1.15rem;margin-bottom:8px;}
.step p{color:var(--text-soft);font-size:.94rem;}

/* ---------- ABOUT ---------- */
.about{background:var(--black-soft);max-width:none;}
.about-grid{
  max-width:1200px;margin:0 auto;
  display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;
}
.about-media{position:relative;}
.about-media img{border-radius:18px;border:1px solid var(--border);}
.about-badge{
  position:absolute;left:18px;bottom:18px;
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(10,10,10,.85);backdrop-filter:blur(6px);
  border:1px solid var(--neon);color:var(--neon);
  padding:10px 16px;border-radius:100px;font-size:.85rem;font-weight:600;
}
.about-text p{color:var(--text-soft);margin:18px 0 24px;font-size:1.05rem;}
.check-list{list-style:none;margin-bottom:30px;display:grid;gap:14px;}
.check-list li{display:flex;align-items:center;gap:12px;}
.check-list i{color:var(--black);background:var(--neon);width:22px;height:22px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;font-size:.7rem;flex-shrink:0;}

/* ---------- CTA ---------- */
.cta-box{
  max-width:900px;margin:0 auto;text-align:center;
  background:
    radial-gradient(600px 300px at 50% 0%, rgba(99,255,61,.12), transparent 70%),
    linear-gradient(135deg,rgba(30,125,50,.22),rgba(10,10,10,.5));
  border:1px solid var(--green-dark);border-radius:24px;padding:64px 40px;
}
.cta-box .tag{padding-left:0;}
.cta-box .tag::before{display:none;}
.cta-box p{color:var(--text-soft);margin:16px auto 32px;font-size:1.12rem;max-width:560px;}
.cta .hero-actions{justify-content:center;}

/* ---------- FOOTER ---------- */
.site-footer{border-top:1px solid var(--border);background:var(--black-soft);}
.footer-inner{
  max-width:1200px;margin:0 auto;padding:34px 24px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
}
.footer-logo{height:40px;}
.footer-inner p{color:var(--metal);font-size:.9rem;}
.footer-login{color:var(--neon);font-weight:600;transition:.2s;}
.footer-login:hover{text-shadow:0 0 12px rgba(99,255,61,.6);}

/* ---------- RESPONSIVE ---------- */
@media(max-width:980px){
  .cards{grid-template-columns:repeat(2,1fr);}
  .steps{grid-template-columns:repeat(2,1fr);}
}
@media(max-width:860px){
  .nav-toggle{display:block;}
  .site-header{background:rgba(10,10,10,.9);backdrop-filter:blur(12px);border-bottom:1px solid var(--border);}
  .hero{background-attachment:scroll;}
  .nav-links{
    position:absolute;top:100%;left:0;right:0;
    flex-direction:column;align-items:flex-start;gap:0;
    background:var(--black);border-bottom:1px solid var(--border);
    max-height:0;overflow:hidden;transition:max-height .3s;
  }
  .nav-links.open{max-height:420px;}
  .nav-links a{width:100%;padding:16px 24px;border-bottom:1px solid var(--border);}
  .nav-links a:not(.btn-login)::after{display:none;}
  .btn-login{margin:12px 24px;width:calc(100% - 48px);text-align:center;}
  .about-grid{grid-template-columns:1fr;}
  .hero-stats{gap:20px;}
  .stat-divider{display:none;}
}
@media(max-width:560px){
  .cards{grid-template-columns:1fr;}
  .steps{grid-template-columns:1fr;}
  .section{padding:70px 22px;}
}