/* =========================================================
   01X CONSULTORIA ESTRATÉGICA (design tokens, Manual de Marca v1.0)
   ========================================================= */
:root{
  --color-bg: #050505;
  --color-bg-raised: #0e0e0e;
  --color-text: #ffffff;
  --color-accent: #d7ff00;
  --color-muted: #9a9a9a;
  --color-border: #333333;
  --radius: 4px;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-display: 'Source Serif 4', Georgia, serif;
  --section-pad: 140px;
  --section-pad-mobile: 72px;
  --container-w: 1240px;
}

*{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin:0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img{ max-width:100%; display:block; }
a{ color: inherit; text-decoration: none; }
h1,h2,h3,h4{ font-family: var(--font-display); font-weight: 700; line-height: 1.1; margin: 0 0 .5em; }
p{ margin: 0 0 1em; }
.container{ max-width: var(--container-w); margin: 0 auto; padding: 0 32px; }
.eyebrow{
  display:block;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 18px;
}
.muted{ color: var(--color-muted); }
.section{ padding: var(--section-pad) 0; border-top: 1px solid var(--color-border); }
.section:first-of-type{ border-top: none; }
.section--tight{ padding: 96px 0; }
.section--raised{ background: var(--color-bg-raised); }

h1{ font-size: clamp(38px, 5vw, 64px); }
h2{ font-size: clamp(26px, 3vw, 38px); }
h3{ font-size: 21px; font-family: var(--font-body); font-weight: 700; }
.lede{ font-size: 18px; color: var(--color-muted); max-width: 620px; }

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding: 15px 28px;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 700;
  letter-spacing:.01em;
  border: 1px solid transparent;
  cursor:pointer;
  transition: opacity .15s ease, transform .15s ease;
}
.btn:hover{ opacity:.85; }
.btn:focus-visible{ outline: 2px solid var(--color-accent); outline-offset: 3px; }
.btn--primary{ background: var(--color-accent); color:#050505; }
.btn--ghost{ background: transparent; color: var(--color-text); border-color: var(--color-text); }
.btn--ghost:hover{ border-color: var(--color-accent); color: var(--color-accent); opacity:1; }
.btn-row{ display:flex; gap:16px; flex-wrap:wrap; margin-top: 36px; }
.link-arrow{ font-size: 14px; font-weight:700; color: var(--color-accent); display:inline-flex; gap:6px; align-items:center; }
.link-arrow:hover{ text-decoration: underline; }

/* ---------- header / nav ---------- */
.site-header{
  position: sticky; top:0; z-index: 50;
  background: rgba(5,5,5,.88);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border);
}
.nav{ display:flex; align-items:center; justify-content:space-between; height: 100px; }
.logo{ font-family: var(--font-display); font-weight:700; font-size:22px; letter-spacing:.02em; display:flex; align-items:center; gap:2px; }
.logo-img{ height:76px; width:auto; display:block; }
.logo span{ color: var(--color-accent); font-family: var(--font-body); }
.nav-links{ display:flex; align-items:center; gap:36px; }
.nav-links a{ font-size:14px; color: var(--color-muted); }
.nav-links a:hover, .nav-links a.is-active{ color: var(--color-text); }
.nav-cta{ border:1px solid var(--color-accent); color: var(--color-accent) !important; padding:10px 20px; border-radius: var(--radius); font-weight:700; }
.nav-cta:hover{ background: var(--color-accent); color:#050505 !important; }
.nav-toggle{ display:none; background:none; border:1px solid var(--color-border); color:var(--color-text); width:40px; height:40px; border-radius:var(--radius); font-size:20px; }

@media (max-width: 860px){
  .nav-links{
    position: fixed; inset: 100px 0 0 0; background: var(--color-bg);
    flex-direction: column; align-items: flex-start; gap:0;
    padding: 12px 32px; transform: translateY(-8px); opacity:0; pointer-events:none;
    transition: opacity .18s ease, transform .18s ease;
    border-top: 1px solid var(--color-border);
  }
  .nav-links.is-open{ opacity:1; transform: translateY(0); pointer-events:auto; }
  .nav-links a{ width:100%; padding: 16px 0; border-bottom: 1px solid var(--color-border); font-size:16px; }
  .nav-cta{ margin-top:16px; text-align:center; }
  .nav-toggle{ display:block; }
}

/* ---------- footer ---------- */
.site-footer{ border-top: 1px solid var(--color-border); padding: 80px 0 32px; }
.footer-grid{ display:grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px; }
.footer-grid h4{ font-family: var(--font-body); font-size:13px; letter-spacing:.06em; text-transform:uppercase; color: var(--color-text); margin-bottom:16px; }
.footer-grid ul{ list-style:none; margin:0; padding:0; display:flex; flex-direction:column; gap:10px; }
.footer-grid a{ color: var(--color-muted); font-size:14px; }
.footer-grid a:hover{ color: var(--color-accent); }
.footer-bottom{ margin-top:64px; padding-top:24px; border-top:1px solid var(--color-border); display:flex; justify-content:space-between; flex-wrap:wrap; gap:12px; font-size:13px; color: var(--color-muted); }
@media (max-width:760px){ .footer-grid{ grid-template-columns: 1fr 1fr; } }

/* ---------- hero ---------- */
.hero{ padding: 72px 0 var(--section-pad); }
.hero-grid{ display:grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items:center; }
.hero-graphic{
  aspect-ratio: 4/3.1; background: var(--color-bg-raised); border:1px solid var(--color-border);
  border-radius: var(--radius); position:relative; overflow:hidden;
}
.hero-graphic svg{ width:100%; height:100%; display:block; }
.hero-caption{ position:absolute; left:20px; bottom:16px; font-size:12px; color: var(--color-muted); letter-spacing:.02em; }
@media (max-width: 900px){
  .hero-grid{ grid-template-columns: 1fr; }
}

/* node reveal animation */
.node{ opacity:0; transform: scale(.6); transform-origin:center; animation: nodeIn .5s cubic-bezier(.2,.8,.2,1) forwards; animation-delay: 0s; }
.node-line{ stroke-dasharray: 560; stroke-dashoffset: 560; animation: lineIn 1.1s ease forwards .15s; }
.node-final{ animation-name: nodeInFinal; }
@keyframes nodeIn{ to{ opacity:1; transform: scale(1);} }
@keyframes nodeInFinal{ to{ opacity:1; transform: scale(1);} }
@keyframes lineIn{ to{ stroke-dashoffset:0; } }
.burst-lines{ opacity:0; animation: fadeIn .6s ease forwards; }
@keyframes fadeIn{ to{ opacity:1; } }
@media (prefers-reduced-motion: reduce){
  .node, .node-line, .burst-lines{ animation: none !important; opacity:1 !important; stroke-dashoffset:0 !important; transform:none !important; }
}

/* ---------- logo strip ---------- */
.logo-strip{ display:grid; grid-template-columns: repeat(4, 1fr); gap:16px; margin-top: 48px; }
.logo-chip{
  border:1px solid var(--color-border); border-radius: var(--radius);
  padding: 18px; text-align:center; color: var(--color-muted);
  font-size:14px; font-weight:600;
  display:flex; align-items:center; justify-content:center;
  height: 96px; overflow:hidden;
}
.logo-chip img{ max-height: 60px; max-width: 100%; width:auto; object-fit:contain; border-radius: 2px; }
@media (max-width: 760px){ .logo-strip{ grid-template-columns: repeat(2,1fr); } }

/* ---------- cards / grids ---------- */
.grid-4{ display:grid; grid-template-columns: repeat(4, 1fr); gap:24px; margin-top:56px; }
.grid-2{ display:grid; grid-template-columns: repeat(2, 1fr); gap:24px; margin-top:56px; }
@media (max-width: 980px){ .grid-4{ grid-template-columns: repeat(2,1fr);} }
@media (max-width: 620px){ .grid-4, .grid-2{ grid-template-columns: 1fr;} }

.card{ background: var(--color-bg-raised); border:1px solid var(--color-border); border-radius: var(--radius); padding: 28px; }
.card .tick{ width:32px; height:3px; background: var(--color-accent); margin-bottom:20px; }
.card h3{ margin-bottom:12px; }
.card p{ font-size:14px; color: var(--color-muted); margin-bottom: 20px; }
.case-head{ display:flex; align-items:center; gap:14px; margin-bottom:12px; }
.case-head h3{ margin:0; }
.case-logo{
  flex: 0 0 auto; max-height:32px; max-width:64px; width:auto; height:auto;
  object-fit:contain; border-radius: 2px;
}

.card--wide{ grid-column: 1 / -1; }
.stat-card .stat-num{ font-family: var(--font-display); font-size: 42px; color: var(--color-accent); margin-bottom:12px; }
.stat-card p{ font-size:14px; color: var(--color-muted); margin:0; }

/* ---------- method steps ---------- */
.steps{ display:grid; grid-template-columns: repeat(5,1fr); gap:16px; margin-top:48px; counter-reset: step; }
.step{ border:1px solid var(--color-border); border-radius: var(--radius); padding:22px 18px; background: var(--color-bg); }
.step .step-n{ color: var(--color-accent); font-weight:700; font-size:14px; margin-bottom:8px; display:block; }
.step p{ font-size:13px; color: var(--color-muted); margin:0; }
@media (max-width: 980px){ .steps{ grid-template-columns: repeat(2,1fr);} }
@media (max-width: 560px){ .steps{ grid-template-columns: 1fr;} }

/* ---------- two column with graphic ---------- */
.split{ display:grid; grid-template-columns: 1.1fr 1fr; gap:56px; align-items:center; }
@media (max-width: 900px){ .split{ grid-template-columns: 1fr; } }

/* ---------- pillar detail sections (servicos.html) ---------- */
.pillar{ padding: 96px 0; border-top: 1px solid var(--color-border); }
.pillar:first-of-type{ border-top:none; }
.pillar-head{ display:flex; align-items:baseline; gap:18px; margin-bottom: 32px; flex-wrap:wrap; }
.pillar-num{ font-family: var(--font-display); font-size:15px; color: var(--color-accent); }
.pillar-cols{ display:grid; grid-template-columns: 1fr 1fr; gap:48px; margin-top:32px; }
.pillar-cols h4{ font-family: var(--font-body); font-size:13px; letter-spacing:.06em; text-transform:uppercase; color: var(--color-muted); margin-bottom:16px; }
.pillar-cols ul{ padding-left:18px; margin:0; }
.pillar-cols li{ margin-bottom:10px; font-size:15px; }
.tag-row{ display:flex; gap:10px; flex-wrap:wrap; margin-top:20px; }
.tag{ font-size:12px; border:1px solid var(--color-border); border-radius: var(--radius); padding:6px 12px; color: var(--color-muted); }
@media (max-width: 760px){ .pillar-cols{ grid-template-columns:1fr; } }

/* ---------- model of engagement ---------- */
.model-grid{ display:grid; grid-template-columns: 1fr 1fr; gap:24px; margin-top:48px; }
@media (max-width:760px){ .model-grid{ grid-template-columns:1fr; } }

/* ---------- CTA band ---------- */
.cta-band{ text-align:center; padding: var(--section-pad) 0; }
.cta-band h2{ margin-bottom: 32px; }

/* ---------- forms ---------- */
.form{ max-width: 640px; margin-top: 40px; display:flex; flex-direction:column; gap:20px; }
.field label{ display:block; font-size:13px; color: var(--color-muted); margin-bottom:8px; }
.field input, .field textarea{
  width:100%; background: var(--color-bg-raised); border:1px solid var(--color-border);
  border-radius: var(--radius); padding:14px 16px; color: var(--color-text); font-family: var(--font-body); font-size:15px;
}
.field input:focus, .field textarea:focus{ outline: 2px solid var(--color-accent); outline-offset:1px; }
.field textarea{ min-height: 140px; resize: vertical; }
.contact-grid{ display:grid; grid-template-columns: 1fr 1fr; gap: 64px; margin-top: 48px; }
@media (max-width:860px){ .contact-grid{ grid-template-columns: 1fr; } }
.contact-detail{ display:flex; flex-direction:column; gap:22px; }
.contact-detail .label{ font-size:12px; letter-spacing:.06em; text-transform:uppercase; color: var(--color-muted); margin-bottom:4px; }
.contact-detail .value{ font-size:17px; }

/* ---------- empty state (insights) ---------- */
.empty-state{ border:1px dashed var(--color-border); border-radius: var(--radius); padding: 72px 32px; text-align:center; margin-top:48px; }
.empty-state h3{ margin-bottom:12px; }

/* ---------- misc ---------- */
.badge-note{ display:inline-block; font-size:12px; color: var(--color-muted); border:1px solid var(--color-border); border-radius:var(--radius); padding:4px 10px; margin-bottom:20px; }
.divider-line{ width:100%; height:1px; background: var(--color-border); margin: 40px 0; }