/* ===== Videomaker Porto Alegre — design tokens ===== */
:root{
  --ink:#1B2430;
  --ink-soft:#3A4452;
  --paper:#ECEAE5;
  --paper-raised:#F6F5F2;
  --accent:#3D6B63;
  --accent-soft:#E4ECE9;
  --line:#D8D4CB;
  --warm-gray:#8C8473;

  --font-display:'Big Shoulders', 'Arial Narrow', sans-serif;
  --font-body:'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono:'JetBrains Mono', 'Courier New', monospace;

  --maxw:1180px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:var(--font-body);
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 28px}

/* ===== timecode signature element ===== */
.tc{
  font-family:var(--font-mono);
  font-size:13px;
  letter-spacing:0.08em;
  color:var(--accent);
  display:inline-flex;
  align-items:center;
  gap:10px;
  text-transform:uppercase;
  margin-bottom:14px;
}
.tc::before{
  content:"";
  width:8px;height:8px;border-radius:50%;
  background:var(--accent);
  box-shadow:0 0 0 3px var(--accent-soft);
}

/* ===== header ===== */
header.site{
  position:sticky;top:0;z-index:50;
  background:rgba(236,234,229,0.92);
  backdrop-filter:blur(6px);
  border-bottom:1px solid var(--line);
}
header.site .wrap{
  display:flex;align-items:center;justify-content:space-between;
  height:74px;
}
.logo{
  font-family:var(--font-display);
  font-weight:700;
  font-size:22px;
  letter-spacing:0.01em;
  text-transform:uppercase;
}
.logo span{color:var(--accent)}
nav.main{display:flex;gap:30px;align-items:center}
nav.main a{
  font-size:14px;font-weight:600;color:var(--ink-soft);
  position:relative;padding:6px 0;
}
nav.main a:hover{color:var(--ink)}
nav.main a.current{color:var(--ink)}
nav.main a.current::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;background:var(--accent);
}
.btn{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--ink);color:var(--paper);
  font-weight:700;font-size:14px;
  padding:13px 22px;border-radius:2px;
  border:1px solid var(--ink);
  transition:background .15s ease, color .15s ease, transform .1s ease;
}
.btn:hover{background:var(--accent);border-color:var(--accent);transform:translateY(-1px)}
.btn.ghost{background:transparent;color:var(--ink);border-color:var(--ink)}
.btn.ghost:hover{background:var(--ink);color:var(--paper)}

/* ===== hero ===== */
.hero{padding:96px 0 80px;border-bottom:1px solid var(--line)}
.hero h1{
  font-family:var(--font-display);
  font-weight:700;
  font-size:clamp(40px,6vw,72px);
  line-height:0.98;
  letter-spacing:-0.01em;
  text-transform:uppercase;
  margin:0 0 24px;
  max-width:16ch;
}
.hero p.lede{
  font-size:19px;color:var(--ink-soft);max-width:54ch;margin:0 0 34px;
}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap}

/* ===== sections ===== */
section{padding:80px 0}
section.alt{background:var(--paper-raised);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
h2{
  font-family:var(--font-display);
  font-weight:700;
  font-size:clamp(28px,3.6vw,42px);
  text-transform:uppercase;
  letter-spacing:-0.005em;
  margin:0 0 40px;
  max-width:20ch;
}

/* ===== pillar / service cards ===== */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.card{background:var(--paper);padding:36px 30px}
.card h3{
  font-family:var(--font-display);font-size:24px;text-transform:uppercase;font-weight:700;margin:0 0 14px;
}
.card p{color:var(--ink-soft);font-size:15px;margin:0 0 20px}
.card a.link{font-weight:700;font-size:14px;color:var(--accent)}
.card a.link:hover{text-decoration:underline}

/* ===== list ===== */
.list-clean{list-style:none;margin:0;padding:0}
.list-clean li{
  padding:22px 0;border-bottom:1px solid var(--line);
  display:grid;grid-template-columns:60px 1fr;gap:18px;
}
.list-clean li:first-child{border-top:1px solid var(--line)}
.list-clean .tc-num{font-family:var(--font-mono);color:var(--accent);font-size:13px;padding-top:3px}
.list-clean h4{margin:0 0 6px;font-size:17px;font-weight:700}
.list-clean p{margin:0;color:var(--ink-soft);font-size:15px}

/* ===== process steps ===== */
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:0;border-top:1px solid var(--line)}
.step{padding:28px 20px 0;border-right:1px solid var(--line)}
.step:last-child{border-right:none}
.step .tc{margin-bottom:18px}
.step h4{margin:0 0 8px;font-size:16px}
.step p{margin:0;font-size:14px;color:var(--ink-soft)}

/* ===== portfolio preview ===== */
.grid-port{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.port-item{
  aspect-ratio:4/3;background:var(--ink);position:relative;overflow:hidden;
  display:flex;align-items:flex-end;padding:18px;
}
.port-item span{color:var(--paper);font-family:var(--font-mono);font-size:12px;letter-spacing:.05em}
.port-item::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(135deg,var(--ink) 0%, var(--accent) 140%);
  opacity:.85;
}
.port-item span{position:relative;z-index:1}

/* ===== final cta ===== */
.cta-final{
  background:var(--ink);color:var(--paper);
  border-radius:2px;padding:64px 50px;
  display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:30px;
}
.cta-final h2{color:var(--paper);margin:0}
.cta-final p{color:#C9CDD3;margin:10px 0 0;max-width:42ch}

/* ===== footer ===== */
footer{padding:40px 0;border-top:1px solid var(--line)}
footer .wrap{display:flex;justify-content:space-between;flex-wrap:wrap;gap:20px;font-size:13px;color:var(--warm-gray)}
footer a{color:var(--warm-gray)}
footer a:hover{color:var(--ink)}

/* ===== mobile nav ===== */
.burger{display:none;background:none;border:none;cursor:pointer;padding:8px}
.burger span{display:block;width:24px;height:2px;background:var(--ink);margin:5px 0}

@media (max-width:900px){
  .grid-3{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr;border-top:none}
  .step{border-right:none;border-top:1px solid var(--line);padding:24px 0 0}
  .grid-port{grid-template-columns:1fr 1fr}
  .cta-final{flex-direction:column;align-items:flex-start}
}
@media (max-width:680px){
  nav.main{
    position:fixed;inset:74px 0 0 0;background:var(--paper);
    flex-direction:column;align-items:flex-start;padding:30px 28px;
    transform:translateX(100%);transition:transform .2s ease;
  }
  nav.main.open{transform:translateX(0)}
  nav.main a{font-size:20px}
  .burger{display:block}
  .grid-port{grid-template-columns:1fr}
  .hero{padding:60px 0 50px}
}