:root {
  --bg: #050B12;
  --bg-1: #081420;
  --bg-2: #0C1E2B;
  --panel: #0E2433;
  --panel-2: #112E41;
  --line: rgba(120, 200, 220, 0.10);
  --line-2: rgba(120, 200, 220, 0.18);
  --ink: #E8F4F8;
  --ink-2: #9FB9C4;
  --ink-3: #5E7884;
  --accent: #2BE876;
  --accent-dim: #1BA360;
  --teal: #1E9FD4;
  --teal-dim: #0E6A90;
  --gold: #F5C542;
  --danger: #FF6B6B;

  --radius: 4px;
  --radius-lg: 10px;
  --pad: 28px;
}

* { box-sizing: border-box; min-width: 0; }
html { overflow-x: clip; }
html, body { margin:0; padding:0; max-width: 100%; background: var(--bg); color: var(--ink); font-family: 'Inter', system-ui, sans-serif; font-feature-settings: "ss01","cv11"; -webkit-font-smoothing: antialiased; }
body {
  background:
    radial-gradient(1200px 700px at 80% -10%, rgba(30,159,212,0.10), transparent 60%),
    radial-gradient(900px 600px at -10% 30%, rgba(43,232,118,0.06), transparent 60%),
    var(--bg);
  min-height: 100vh;
}

.mono { font-family: 'JetBrains Mono', ui-monospace, monospace; }
.display { font-family: 'Space Grotesk', sans-serif; letter-spacing: -0.02em; }

/* Hex grid backdrop - the logo's texture */
.hex-grid {
  position: absolute; inset: 0; pointer-events: none; opacity: 0.35;
  background-image:
    radial-gradient(circle at 50% 50%, rgba(43,232,118,0.018) 0 40%, transparent 41%),
    url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='56' height='64' viewBox='0 0 56 64'><path d='M28 2L54 17V47L28 62L2 47V17Z' fill='none' stroke='%23163544' stroke-width='0.8'/><path d='M28 66L54 81V111L28 126L2 111V81Z' fill='none' stroke='%23163544' stroke-width='0.8'/></svg>");
  mask-image: radial-gradient(ellipse at center, #000 40%, transparent 85%);
  -webkit-mask-image: radial-gradient(ellipse at center, #000 40%, transparent 85%);
}

/* Layout */
.shell { max-width: 1320px; margin: 0 auto; padding: 0 40px; position: relative; }

/* Nav */
.nav {
  position: sticky; top: 0; z-index: 40;
  backdrop-filter: blur(12px) saturate(1.2);
  background: linear-gradient(180deg, rgba(5,11,18,0.9), rgba(5,11,18,0.65));
  border-bottom: 1px solid var(--line);
}
.nav-inner { display: flex; align-items:center; justify-content: space-between; height: 68px; }
.logo { display:flex; align-items:center; gap: 12px; text-decoration: none; color: var(--ink); }
.logo-mark { width: 36px; height: 36px; object-fit: contain; flex-shrink: 0; }
.logo-text { font-family: 'Space Grotesk', sans-serif; font-weight: 600; font-size: 18px; letter-spacing: -0.01em; }
.logo-text .n { color: var(--teal); }
.logo-text .tail { color: var(--accent); }
.nav ul { list-style: none; display: flex; gap: 4px; padding:0; margin:0; }
.nav a.link { color: var(--ink-2); text-decoration:none; font-size: 14px; padding: 8px 14px; border-radius: 6px; font-weight: 500; transition: color .15s, background .15s; }
.nav a.link:hover { color: var(--ink); background: rgba(255,255,255,0.03); }
.nav-cta { display:flex; gap: 8px; align-items:center; }
.nav-burger { display: none; }

@keyframes menu-in {
  from { opacity: 0; transform: translateY(-10px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* Buttons */
.btn {
  display: inline-flex; align-items:center; gap: 8px;
  font-family: 'Space Grotesk', sans-serif; font-weight: 500; font-size: 14px;
  padding: 11px 18px; border-radius: var(--radius); border: 1px solid transparent;
  cursor: pointer; text-decoration:none; transition: transform .12s, background .15s, border-color .15s, box-shadow .15s;
  white-space: nowrap;
}
.btn-primary {
  background: linear-gradient(180deg, var(--accent), var(--accent-dim));
  color: #052015; font-weight: 600;
  box-shadow: 0 0 0 1px rgba(43,232,118,0.4), 0 10px 30px -10px rgba(43,232,118,0.5), inset 0 1px 0 rgba(255,255,255,0.25);
}
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 0 0 1px rgba(43,232,118,0.6), 0 14px 36px -10px rgba(43,232,118,0.7), inset 0 1px 0 rgba(255,255,255,0.3); }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--line-2); }
.btn-ghost:hover { border-color: rgba(120,200,220,0.35); background: rgba(255,255,255,0.02); }
.btn-teal { background: linear-gradient(180deg, var(--teal), var(--teal-dim)); color: #02121b; font-weight: 600; box-shadow: 0 0 0 1px rgba(30,159,212,0.45); }

/* Eyebrow (circuit-style small heading) */
.eyebrow {
  display:inline-flex; align-items:center; gap:10px;
  font-family: 'JetBrains Mono', monospace; font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--accent); font-weight: 500;
}
.eyebrow::before { content:""; width: 22px; height: 1px; background: linear-gradient(90deg, transparent, var(--accent)); }
.eyebrow.teal { color: var(--teal); }
.eyebrow.teal::before { background: linear-gradient(90deg, transparent, var(--teal)); }
.eyebrow.gold { color: var(--gold); }
.eyebrow.gold::before { background: linear-gradient(90deg, transparent, var(--gold)); }

h1, h2, h3 { font-family: 'Space Grotesk', sans-serif; letter-spacing: -0.025em; margin:0; }
h1 { font-size: clamp(42px, 5.4vw, 76px); line-height: 1.02; font-weight: 600; text-wrap: balance; }
h2 { font-size: clamp(32px, 3.6vw, 48px); line-height: 1.05; font-weight: 600; text-wrap: balance; }
h3 { font-size: 20px; line-height: 1.25; font-weight: 600; }
p { color: var(--ink-2); line-height: 1.6; margin: 0; }

.text-grad {
  background: linear-gradient(92deg, var(--teal) 0%, var(--accent) 70%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.text-gold { color: var(--gold); }

/* HERO */
.hero { position: relative; padding: 80px 0 120px; overflow: hidden; }
.hero-grid { display: grid; grid-template-columns: 1.05fr 1fr; gap: 72px; align-items: center; position: relative; z-index: 1; }
.hero h1 .eye-hl { position: relative; color: var(--gold); }
.hero h1 .eye-hl::after { content:""; position:absolute; left:0; right:0; bottom: 6px; height: 2px; background: var(--gold); opacity: .4; }
.hero-sub { font-size: 18px; max-width: 520px; margin-top: 22px; color: var(--ink-2); }
.hero-ctas { margin-top: 36px; display:flex; gap: 12px; flex-wrap:wrap; }
.hero-meta { margin-top: 48px; display:flex; gap: 32px; flex-wrap:wrap; }
.hero-meta .kv { display:flex; flex-direction: column; gap: 4px; }
.hero-meta .k { font-size: 11px; color: var(--ink-3); font-family: 'JetBrains Mono', monospace; letter-spacing: 0.12em; text-transform: uppercase; }
.hero-meta .v { font-family: 'Space Grotesk', sans-serif; font-size: 22px; font-weight: 600; color: var(--ink); }

/* Hero console panel */
.console {
  position: relative;
  border: 1px solid var(--line-2);
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(14,36,51,0.7), rgba(8,20,32,0.7));
  padding: 18px;
  box-shadow: 0 30px 80px -30px rgba(0,0,0,0.6), inset 0 0 0 1px rgba(43,232,118,0.04);
}
.console::before, .console::after {
  content: ""; position: absolute; width: 10px; height: 10px; border: 1px solid var(--accent);
}
.console::before { top: -1px; left: -1px; border-right: 0; border-bottom: 0; }
.console::after { bottom: -1px; right: -1px; border-left: 0; border-top: 0; }
.console-head { display:flex; justify-content: space-between; align-items: center; font-family: 'JetBrains Mono', monospace; font-size: 11px; color: var(--ink-3); letter-spacing: 0.08em; margin-bottom: 14px; }
.console-head .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 10px var(--accent); display:inline-block; margin-right: 8px; animation: pulse 2s infinite; }
@keyframes pulse { 50% { opacity: 0.35; } }
.console-body { position: relative; border-radius: 6px; background: rgba(3,9,14,0.6); border: 1px solid var(--line); padding: 20px; min-height: 340px; }

/* Sections */
section.band { position: relative; padding: 120px 0; }
section.band + section.band { border-top: 1px solid var(--line); }

/* Service cards */
.svc-grid { display:grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 48px; }
.svc {
  position: relative; padding: 30px 28px 28px; border: 1px solid var(--line-2); border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(14,36,51,0.55), rgba(8,20,32,0.4));
  overflow: hidden; cursor: pointer; transition: border-color .2s, transform .2s;
}
.svc::before {
  content:""; position:absolute; inset:0; background: radial-gradient(400px 160px at var(--mx,50%) var(--my,0%), rgba(43,232,118,0.08), transparent 60%);
  opacity: 0; transition: opacity .3s;
}
.svc:hover { border-color: rgba(43,232,118,0.3); transform: translateY(-3px); }
.svc:hover::before { opacity: 1; }
.svc .idx { font-family: 'JetBrains Mono', monospace; color: var(--accent); font-size: 12px; letter-spacing: 0.12em; }
.svc h3 { margin: 14px 0 10px; }
.svc .svc-ico { position:absolute; top: 24px; right: 24px; opacity: .7; }
.svc ul { list-style: none; padding: 0; margin: 16px 0 0; border-top: 1px dashed var(--line-2); padding-top: 16px; }
.svc ul li { font-size: 13px; color: var(--ink-2); padding: 6px 0; display:flex; align-items:center; gap: 10px; font-family: 'JetBrains Mono', monospace; }
.svc ul li::before { content:""; width: 5px; height: 5px; background: var(--accent); box-shadow: 0 0 8px var(--accent); }

/* Process / triptych */
.triptych { display:grid; grid-template-columns: repeat(3, 1fr); gap: 0; margin-top: 64px; border-top: 1px solid var(--line-2); border-bottom: 1px solid var(--line-2); }
.triptych .step { padding: 40px 32px 40px; border-right: 1px solid var(--line-2); position: relative; min-height: 320px; }
.triptych .step:last-child { border-right: 0; }
.triptych .step .n { font-family: 'Space Grotesk', sans-serif; font-size: 72px; font-weight: 600; line-height: 1; color: transparent; -webkit-text-stroke: 1px var(--accent); opacity: .5; }
.triptych .step.teal .n { -webkit-text-stroke-color: var(--teal); }
.triptych .step.gold .n { -webkit-text-stroke-color: var(--gold); }
.triptych .step h3 { margin: 24px 0 10px; font-size: 26px; }
.triptych .step p { font-size: 14px; }
.triptych .tags { margin-top: 22px; display:flex; gap: 6px; flex-wrap:wrap; }
.triptych .tag { font-family: 'JetBrains Mono', monospace; font-size: 10.5px; padding: 4px 9px; border: 1px solid var(--line-2); color: var(--ink-2); border-radius: 3px; text-transform: uppercase; letter-spacing: 0.08em; }

/* Proof */
.proof-grid { display:grid; grid-template-columns: 1.2fr 1fr; gap: 48px; align-items: stretch; }
.metric-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.metric {
  border: 1px solid var(--line-2); background: rgba(14,36,51,0.35); padding: 24px;
  border-radius: var(--radius-lg); position: relative; overflow: hidden;
}
.metric .v { font-family: 'Space Grotesk', sans-serif; font-weight: 600; font-size: 44px; letter-spacing: -0.03em; }
.metric .v .unit { color: var(--ink-3); font-size: 20px; }
.metric .label { color: var(--ink-2); font-size: 13px; margin-top: 6px; }
.metric .bar { margin-top: 16px; height: 2px; background: var(--line); position: relative; }
.metric .bar::after { content:""; position:absolute; inset: 0 var(--end,40%) 0 0; background: linear-gradient(90deg, var(--teal), var(--accent)); }

.testimonial { border: 1px solid var(--line-2); border-radius: var(--radius-lg); padding: 32px; background: linear-gradient(180deg, rgba(14,36,51,0.55), rgba(8,20,32,0.3)); display:flex; flex-direction: column; gap: 18px; }
.testimonial q { font-family: 'Space Grotesk', sans-serif; font-size: 22px; line-height: 1.35; color: var(--ink); font-weight: 500; }
.testimonial q::before { content: "“"; color: var(--gold); font-size: 36px; margin-right: 2px; line-height: 0; vertical-align: -8px; }
.testimonial .who { display:flex; gap: 14px; align-items:center; padding-top: 18px; border-top: 1px dashed var(--line-2); }
.testimonial .avatar { width: 42px; height: 42px; border-radius: 50%; background: linear-gradient(135deg, var(--teal), var(--accent)); display:grid; place-items:center; font-weight: 700; color: #02121b; font-family: 'Space Grotesk'; }

.tabs-row { display:flex; gap: 6px; margin-top: 32px; margin-bottom: 16px; border-bottom: 1px solid var(--line-2); }
.tabs-row button { background: none; border: 0; padding: 12px 14px; color: var(--ink-2); cursor: pointer; font-family: 'Space Grotesk'; font-size: 14px; border-bottom: 2px solid transparent; margin-bottom: -1px; }
.tabs-row button.active { color: var(--accent); border-bottom-color: var(--accent); }

/* Portfolio */
@keyframes portfolio-open {
  from { opacity: 0; transform: translateY(-10px); }
  to   { opacity: 1; transform: translateY(0); }
}
.portfolio-expandable { animation: portfolio-open .3s ease; }
.portfolio-grid { display:grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.portfolio-card {
  position: relative; border: 1px solid var(--line-2); border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(14,36,51,0.55), rgba(8,20,32,0.4));
  overflow: hidden; transition: border-color .2s, transform .2s;
  display: flex; flex-direction: column;
}
.portfolio-card:hover { border-color: rgba(43,232,118,0.3); transform: translateY(-3px); }
.portfolio-thumb { position: relative; aspect-ratio: 5/3; overflow: hidden; border-bottom: 1px solid var(--line); }
.portfolio-cat { position: absolute; top: 12px; right: 12px; font-size: 10px; letter-spacing: 0.12em; text-transform: uppercase; padding: 4px 8px; background: rgba(5,11,18,0.75); border: 1px solid var(--line-2); border-radius: 3px; color: var(--accent); }
.portfolio-body { padding: 22px; flex: 1; display: flex; flex-direction: column; }
.portfolio-body h3 { font-size: 18px; margin-bottom: 8px; }
.portfolio-link { margin-top: 16px; display: inline-flex; align-items: center; gap: 6px; font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--accent); text-decoration: none; }
.portfolio-link:hover { color: var(--teal); }
@media (max-width: 980px) { .portfolio-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 640px) { .portfolio-grid { grid-template-columns: 1fr; } }

/* Contact */
.contact-grid { display:grid; grid-template-columns: 1fr 1fr; gap: 56px; }
.form-field { display:flex; flex-direction: column; gap: 6px; margin-bottom: 16px; }
.form-field label { font-family: 'JetBrains Mono', monospace; font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-3); }
.form-field input, .form-field select, .form-field textarea {
  background: rgba(3,9,14,0.6); border: 1px solid var(--line-2); color: var(--ink); padding: 12px 14px;
  border-radius: var(--radius); font-family: 'Inter', sans-serif; font-size: 14px; outline: none; transition: border-color .15s, box-shadow .15s;
}
.form-field input:focus, .form-field select:focus, .form-field textarea:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(43,232,118,0.15); }
.form-field.error input, .form-field.error select, .form-field.error textarea { border-color: var(--danger); }
.form-field .err { font-size: 12px; color: var(--danger); font-family: 'JetBrains Mono', monospace; }
.chip-row { display:flex; flex-wrap:wrap; gap: 8px; }
.chip { padding: 8px 14px; border: 1px solid var(--line-2); border-radius: 999px; cursor: pointer; font-size: 13px; color: var(--ink-2); background: transparent; font-family: 'Space Grotesk'; transition: all .15s; }
.chip:hover { border-color: var(--line-2); color: var(--ink); }
.chip.active { background: rgba(43,232,118,0.1); border-color: var(--accent); color: var(--accent); }

/* Footer */
footer { border-top: 1px solid var(--line); padding: 48px 0 40px; position: relative; }
.foot-grid { display:grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px; }
footer h4 { font-family: 'Space Grotesk'; font-size: 12px; color: var(--ink-3); text-transform: uppercase; letter-spacing: 0.12em; margin: 0 0 14px; font-weight: 500; }
footer a { display: block; color: var(--ink-2); text-decoration: none; font-size: 14px; padding: 5px 0; }
footer a:hover { color: var(--accent); }
.foot-bottom { border-top: 1px solid var(--line); margin-top: 36px; padding-top: 24px; display: flex; justify-content: space-between; color: var(--ink-3); font-family: 'JetBrains Mono'; font-size: 12px; }

/* Shared */
.divider-circuit { height: 1px; background: linear-gradient(90deg, transparent, var(--line-2) 20%, var(--line-2) 80%, transparent); margin: 0; position: relative; }
.divider-circuit::before, .divider-circuit::after { content:""; position:absolute; top: -3px; width: 7px; height: 7px; border: 1px solid var(--accent); background: var(--bg); }
.divider-circuit::before { left: 15%; }
.divider-circuit::after { right: 15%; border-color: var(--teal); }

/* Section head */
.sec-head { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: end; }
.sec-head p { max-width: 480px; }

/* Tweaks panel */
.tweaks-panel { position: fixed; right: 20px; bottom: 20px; z-index: 100; width: 280px; background: var(--panel); border: 1px solid var(--line-2); border-radius: 10px; padding: 18px; box-shadow: 0 30px 80px -20px rgba(0,0,0,0.8); font-size: 13px; }
.tweaks-panel h4 { margin: 0 0 14px; font-family: 'Space Grotesk'; font-size: 12px; color: var(--accent); letter-spacing: 0.15em; text-transform: uppercase; }
.tweaks-row { display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px; gap: 10px; }
.tweaks-row label { color: var(--ink-2); font-size: 12px; font-family: 'JetBrains Mono'; }
.tweaks-row input[type=color] { width: 40px; height: 26px; border: 1px solid var(--line-2); background: transparent; border-radius: 4px; cursor: pointer; }
.tweaks-row select { background: var(--bg-2); border: 1px solid var(--line-2); color: var(--ink); padding: 5px 8px; border-radius: 4px; font-size: 12px; }

/* Responsive */
@media (max-width: 980px) {
  .hero-grid, .proof-grid, .contact-grid { grid-template-columns: 1fr; }
  .svc-grid { grid-template-columns: 1fr; }
  .triptych { grid-template-columns: 1fr; }
  .triptych .step { border-right: 0; border-bottom: 1px solid var(--line-2); }
  .sec-head { grid-template-columns: 1fr; }
  .foot-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .shell { padding: 0 18px; }

  /* Nav - fixed no mobile para nunca sumir ao scrollar */
  .nav { position: fixed; width: 100%; }
  .nav ul { display: none; }
  .nav-cta .btn-ghost { display: none; }
  .nav-cta .btn-primary { display: none; }
  .nav-inner { height: 60px; }

  /* Hamburger button */
  .nav-burger {
    display: flex; align-items: center; justify-content: center;
    width: 42px; height: 42px; padding: 0; flex-shrink: 0;
    background: transparent; border: 1px solid var(--line-2); border-radius: 6px; cursor: pointer;
  }
  .nav-burger-icon {
    display: block; width: 18px; height: 1.5px;
    background: var(--ink); position: relative; transition: background .2s;
  }
  .nav-burger-icon::before, .nav-burger-icon::after {
    content: ''; position: absolute; left: 0; width: 18px; height: 1.5px;
    background: var(--ink); transition: top .2s .15s, transform .2s;
  }
  .nav-burger-icon::before { top: -5px; }
  .nav-burger-icon::after  { top: 5px; }
  .nav-burger-icon.is-open { background: transparent; transition: background .1s; }
  .nav-burger-icon.is-open::before { top: 0; transform: rotate(45deg);  transition: top .2s, transform .2s .15s; }
  .nav-burger-icon.is-open::after  { top: 0; transform: rotate(-45deg); transition: top .2s, transform .2s .15s; }

  /* Mobile menu overlay */
  .nav-mobile-menu {
    position: fixed; top: 60px; left: 0; right: 0; bottom: 0; z-index: 39;
    background: rgba(5,11,18,0.97); backdrop-filter: blur(16px);
    display: flex; flex-direction: column;
    padding: 36px 24px 48px;
    border-top: 1px solid var(--line-2);
    overflow-y: auto;
    animation: menu-in .22s ease;
  }
  .nav-mobile-link {
    color: var(--ink); text-decoration: none;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 26px; font-weight: 500; letter-spacing: -0.02em;
    padding: 16px 0; border-bottom: 1px solid var(--line);
    transition: color .15s;
  }
  .nav-mobile-link:hover, .nav-mobile-link:active { color: var(--accent); }
  .nav-mobile-cta-wrap { margin-top: auto; padding-top: 24px; }
  .nav-mobile-cta { width: 100%; justify-content: center; }

  /* Typography */
  h1 { font-size: clamp(30px, 9.5vw, 44px); }
  h2 { font-size: clamp(24px, 7.5vw, 36px); }

  /* Hero - padding-top extra para não ficar atrás da nav fixed */
  .hero { padding: 100px 0 64px; }
  .hero-sub { font-size: 16px; margin-top: 16px; }
  .hero-ctas { flex-direction: column; margin-top: 28px; }
  .hero-ctas .btn { justify-content: center; width: 100%; }
  .hero-meta { gap: 18px; margin-top: 32px; }
  .hero-meta .v { font-size: 18px; }
  .console-body { min-height: 220px; }

  /* Sections */
  section.band { padding: 64px 0; }
  .sec-head p { max-width: 100%; }

  /* Proof / Metrics */
  .metric-grid { grid-template-columns: 1fr; }
  .metric .v { font-size: 36px; }
  .case-nums { grid-template-columns: 1fr !important; }
  .testimonial { padding: 20px; }
  .testimonial q { font-size: 16px; }

  /* Tabs - wrap ao invés de scroll horizontal */
  .tabs-row { flex-wrap: wrap; overflow-x: visible; gap: 4px; }
  .tabs-row button { white-space: normal; padding: 8px 12px; font-size: 13px; }

  /* Portfolio */
  .portfolio-grid { grid-template-columns: 1fr; }

  /* Footer */
  .foot-grid { grid-template-columns: 1fr; }
  .foot-bottom { flex-direction: column; gap: 4px; text-align: center; }

  /* Tweaks panel */
  .tweaks-panel { width: calc(100% - 32px); right: 16px; left: 16px; bottom: 16px; }
}