/* ============================================================
   Labcard — Design system (corporativo / institucional)
   Paleta extraída diretamente da logo oficial.
   ============================================================ */

:root {
  /* Paleta — fiel à logo Labcard (azul-petróleo sólido) */
  --lc-bg: #F1F4F6;
  --lc-surface: #FFFFFF;
  --lc-surface-alt: #E7EDF0;
  --lc-border: #D2DBE0;
  --lc-border-strong: #B8C4CB;
  --lc-text: #0D2B36;
  --lc-text-secondary: #45606B;
  --lc-text-muted: #7C929B;

  --lc-primary: #006B90;
  --lc-primary-dark: #03465D;
  --lc-primary-darker: #072530;
  --lc-primary-light: #D8E8ED;

  --lc-accent: #0180d4;
  --lc-accent-dark: #012c71;
  --lc-accent-light: #007bd5;

  --lc-success: #1F7A4D;
  --lc-danger: #A32F2F;

  /* Tipografia — sólida, institucional, sem serifa decorativa */
  --lc-font-display: 'Sora', 'Inter', -apple-system, sans-serif;
  --lc-font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --lc-font-mono: 'IBM Plex Mono', 'Courier New', monospace;

  --lc-radius-sm: 4px;
  --lc-radius-md: 6px;
  --lc-radius-lg: 10px;

  --lc-shadow-sm: 0 1px 2px rgba(7, 37, 48, 0.08);
  --lc-shadow-md: 0 4px 16px rgba(7, 37, 48, 0.10);
  --lc-shadow-lg: 0 12px 32px rgba(7, 37, 48, 0.16);

  --lc-header-height: 72px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--lc-font-body);
  background: var(--lc-bg);
  color: var(--lc-text);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: var(--lc-font-display);
  font-weight: 700;
  line-height: 1.18;
  letter-spacing: -0.01em;
  margin: 0 0 0.5em;
  color: var(--lc-text);
}

h1 { font-size: clamp(2rem, 3.6vw, 3rem); }
h2 { font-size: clamp(1.55rem, 2.6vw, 2.1rem); }
h3 { font-size: 1.2rem; font-weight: 600; }

p { margin: 0 0 1em; color: var(--lc-text-secondary); }

a { color: var(--lc-primary); text-decoration: none; }
a:hover { color: var(--lc-primary-dark); }

img { max-width: 100%; display: block; }

.container {
  width: 100%;
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
}

.section { padding: 80px 0; }
.section-sm { padding: 52px 0; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--lc-font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--lc-primary);
  font-weight: 600;
  margin-bottom: 18px;
  padding-left: 14px;
  border-left: 3px solid var(--lc-primary);
}

/* ---------- Botões ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--lc-font-body);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 13px 26px;
  border-radius: var(--lc-radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
  white-space: nowrap;
}

.btn-accent {
  background: var(--lc-accent);
  color: #FFFFFF;
}
.btn-accent:hover { background: var(--lc-accent-dark); color: #FFFFFF; }

.btn-primary {
  background: var(--lc-primary);
  color: #FFFFFF;
}
.btn-primary:hover { background: var(--lc-primary-dark); color: #FFFFFF; }

.btn-outline {
  background: transparent;
  border-color: var(--lc-border-strong);
  color: var(--lc-text);
}
.btn-outline:hover { border-color: var(--lc-primary); color: var(--lc-primary); }

.btn-lg { padding: 15px 32px; font-size: 1rem; }
.btn-block { width: 100%; }

/* ---------- Header ---------- */
.lc-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--lc-header-height);
  background: var(--lc-surface);
  border-bottom: 1px solid var(--lc-border);
}
.lc-header-inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 0;
}
.lc-logo { display: flex; align-items: center; gap: 8px; }
.lc-logo-img { height: 80px; width: auto; display: block; }
.lc-logo-text {
  font-family: var(--lc-font-display);
  font-weight: 700;
  font-size: 1.3rem;
  color: var(--lc-text);
  display: flex;
  align-items: center;
  gap: 8px;
}
.lc-logo-text span { color: var(--lc-accent); }

.lc-nav {
  display: flex;
  align-items: center;
  gap: 26px;
  margin-left: auto;
}
.lc-nav a {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--lc-text-secondary);
}
.lc-nav a:hover { color: var(--lc-primary); }

.lc-header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-left: 28px;
  flex-shrink: 0;
}

.lc-menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--lc-text);
  cursor: pointer;
}

.lc-mobile-nav {
  display: none;
  flex-direction: column;
  gap: 2px;
  background: var(--lc-surface);
  border-bottom: 1px solid var(--lc-border);
  padding: 14px 24px 20px;
}
.lc-mobile-nav.is-open { display: flex; }
.lc-mobile-nav a {
  padding: 12px 4px;
  color: var(--lc-text);
  font-weight: 600;
  font-size: 0.92rem;
  border-bottom: 1px solid var(--lc-border);
}
.lc-mobile-nav a:last-child { border-bottom: none; }

@media (max-width: 900px) {
  .lc-nav { display: none; }
  .lc-menu-toggle { display: block; }
  .lc-header-actions .btn-outline { display: none; }
}

/* ---------- Hero ---------- */
.hero {
  padding: 64px 0 88px;
  background: var(--lc-surface);
  border-bottom: 1px solid var(--lc-border);
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 56px;
  align-items: center;
}
.hero-actions { display: flex; gap: 12px; margin-top: 30px; flex-wrap: wrap; }
.hero-lede { font-size: 1.1rem; color: var(--lc-text-secondary); max-width: 520px; }

@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; }
}

/* Cartão digital — elemento assinatura, fiel ao cartão da logo */
.lc-card-visual { position: relative; }
.lc-digital-card {
  width: 100%;
  max-width: 380px;
  margin: 0 auto;
  aspect-ratio: 1.6 / 1;
  border-radius: 14px;
  background: linear-gradient(160deg, var(--lc-primary) 0%, var(--lc-primary-dark) 65%, var(--lc-primary-darker) 100%);
  color: #FFFFFF;
  padding: 26px;
  box-shadow: var(--lc-shadow-lg);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  border: 1px solid rgba(255,255,255,0.08);
}
.lc-card-top { display: flex; justify-content: space-between; align-items: flex-start; }
.lc-card-brand { font-family: var(--lc-font-display); font-size: 1.1rem; font-weight: 700; letter-spacing: 0.01em; }
.lc-card-qr {
  width: 40px; height: 40px; border-radius: 6px;
  background: rgba(255,255,255,0.14);
  border: 1px solid rgba(255,255,255,0.2);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem;
}
.lc-card-name { font-size: 1rem; font-weight: 600; margin-bottom: 4px; }
.lc-card-meta { font-family: var(--lc-font-mono); font-size: 0.72rem; letter-spacing: 0.05em; opacity: 0.8; }
.lc-card-stripe {
  position: absolute;
  left: 0; right: 0; bottom: 54px;
  height: 20px;
  background: rgba(255,255,255,0.94);
}

.lc-card-visual-behind {
  position: absolute;
  top: 24px; left: 50%;
  transform: translateX(-50%);
  width: 92%; max-width: 350px;
  aspect-ratio: 1.6/1;
  border-radius: 14px;
  background: var(--lc-surface-alt);
  border: 1px solid var(--lc-border);
  z-index: -1;
}

/* ---------- Presença nacional ---------- */
.presence-strip { padding: 56px 0; background: var(--lc-primary-darker); }
.presence-grid {
  display: grid;
  grid-template-columns: auto 1fr auto 1fr auto;
  gap: 32px;
  align-items: center;
}
.presence-stat { text-align: center; }
.presence-stat-value {
  font-family: var(--lc-font-mono);
  font-size: 1.5rem;
  font-weight: 600;
  color: #FFFFFF;
}
.presence-stat-label {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.65);
  margin-top: 4px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.presence-divider { width: 1px; height: 40px; background: rgba(255,255,255,0.15); margin: 0 auto; }
@media (max-width: 900px) {
  .presence-grid { grid-template-columns: 1fr 1fr; gap: 24px; }
  .presence-divider { display: none; }
}

/* ---------- Cards genéricos (estilo institucional) ---------- */
.card {
  background: var(--lc-surface);
  border: 1px solid var(--lc-border);
  border-top: 3px solid var(--lc-primary);
  border-radius: var(--lc-radius-md);
  padding: 28px;
  transition: box-shadow 0.15s ease, border-color 0.15s ease;
}
.card:hover { box-shadow: var(--lc-shadow-md); }

.card-icon {
  width: 42px; height: 42px;
  border-radius: var(--lc-radius-sm);
  background: var(--lc-primary-light);
  color: var(--lc-primary);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem;
  margin-bottom: 16px;
}

.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
@media (max-width: 900px) { .grid-3, .grid-4 { grid-template-columns: 1fr 1fr; } }
@media (max-width: 600px) { .grid-3, .grid-4 { grid-template-columns: 1fr; } }

.section-head { max-width: 620px; margin-bottom: 44px; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.section-head.center .eyebrow { border-left: none; padding-left: 0; justify-content: center; width: 100%; }

/* ---------- Página de Recursos ---------- */
.recursos-toc {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
}
.recursos-toc-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 13px 15px;
  background: var(--lc-surface);
  border: 1px solid var(--lc-border);
  border-radius: var(--lc-radius-sm);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--lc-text);
  transition: border-color 0.15s ease, background 0.15s ease;
}
.recursos-toc-item:hover {
  border-color: var(--lc-primary);
  background: var(--lc-primary-light);
  color: var(--lc-primary-dark);
}
.recursos-toc-item i { font-size: 1.05rem; color: var(--lc-primary); }
@media (max-width: 900px) { .recursos-toc { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .recursos-toc { grid-template-columns: 1fr; } }

.recursos-categoria { scroll-margin-top: calc(var(--lc-header-height) + 16px); }
.recursos-categoria-head {
  display: flex;
  align-items: flex-start;
  gap: 18px;
  margin-bottom: 32px;
  max-width: 760px;
}
.recursos-item-card { padding: 20px; border-top-width: 2px; }
.recursos-item-card:hover { box-shadow: var(--lc-shadow-sm); }

/* ---------- Página de Soluções ---------- */
.solucao-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 48px;
  align-items: start;
}
.solucao-cols {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.solucao-card-problema { border-top-color: var(--lc-border-strong); }
.solucao-card-resposta { border-top-color: var(--lc-primary); background: var(--lc-primary-light); }
.solucao-lista { list-style: none; padding: 0; margin: 14px 0 0; }
.solucao-lista li {
  position: relative;
  padding: 8px 0 8px 20px;
  font-size: 0.9rem;
  color: var(--lc-text-secondary);
  border-bottom: 1px solid var(--lc-border);
}
.solucao-lista li:last-child { border-bottom: none; }
.solucao-lista li::before {
  content: '–';
  position: absolute;
  left: 0;
  color: var(--lc-text-muted);
}
@media (max-width: 900px) {
  .solucao-grid { grid-template-columns: 1fr; }
  .solucao-cols { grid-template-columns: 1fr; }
}

/* ---------- Planos ---------- */
.plano-card {
  background: var(--lc-surface);
  border: 1px solid var(--lc-border);
  border-top: 3px solid var(--lc-border-strong);
  border-radius: var(--lc-radius-md);
  padding: 30px;
  display: flex;
  flex-direction: column;
  position: relative;
}
.plano-card.destaque {
  border-top-color: var(--lc-accent);
  box-shadow: var(--lc-shadow-lg);
}
.plano-selo {
  position: absolute;
  top: -13px; left: 30px;
  background: var(--lc-accent);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  padding: 5px 12px;
  border-radius: var(--lc-radius-sm);
}
.plano-preco { font-family: var(--lc-font-mono); font-size: 2rem; color: var(--lc-text); margin: 12px 0 4px; font-weight: 600; }
.plano-periodo { font-size: 0.82rem; color: var(--lc-text-muted); margin-bottom: 22px; }
.plano-lista { list-style: none; padding: 0; margin: 0 0 26px; flex-grow: 1; }
.plano-lista li {
  display: flex; align-items: flex-start; gap: 10px;
  padding: 8px 0;
  font-size: 0.9rem;
  color: var(--lc-text-secondary);
  border-bottom: 1px solid var(--lc-border);
}
.plano-lista li:last-child { border-bottom: none; }

/* ---------- Footer ---------- */
.lc-footer {
  background: var(--lc-primary-darker);
  color: rgba(255,255,255,0.72);
  padding: 60px 0 28px;
  margin-top: 88px;
}
.lc-footer a { color: rgba(255,255,255,0.72); }
.lc-footer a:hover { color: #FFFFFF; }
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 32px;
  padding-bottom: 36px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer-col h4 {
  color: #FFFFFF;
  font-size: 0.85rem;
  font-family: var(--lc-font-body);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 16px;
}
.footer-col ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 10px; }
.footer-col ul li a { font-size: 0.88rem; }
.footer-bottom {
  display: flex; justify-content: space-between; align-items: center;
  padding-top: 24px; font-size: 0.8rem; flex-wrap: wrap; gap: 12px;
}
@media (max-width: 900px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

/* ---------- Formulários ---------- */
.form-group { margin-bottom: 18px; }
.form-label { display: block; font-size: 0.85rem; font-weight: 600; margin-bottom: 6px; color: var(--lc-text); }
.form-control {
  width: 100%;
  padding: 11px 14px;
  border: 1px solid var(--lc-border-strong);
  border-radius: var(--lc-radius-sm);
  font-family: var(--lc-font-body);
  font-size: 0.94rem;
  background: var(--lc-surface);
  color: var(--lc-text);
  transition: border-color 0.15s ease;
}
.form-control:focus {
  outline: none;
  border-color: var(--lc-primary);
  box-shadow: 0 0 0 3px var(--lc-primary-light);
}
.form-check { display: flex; align-items: flex-start; gap: 10px; font-size: 0.83rem; color: var(--lc-text-secondary); margin-bottom: 12px; }
.form-check input { margin-top: 3px; }
.form-error { color: var(--lc-danger); font-size: 0.83rem; margin-top: 6px; }
.alert { padding: 13px 16px; border-radius: var(--lc-radius-sm); font-size: 0.9rem; margin-bottom: 20px; }
.alert-danger { background: #F7E6E6; color: var(--lc-danger); border: 1px solid #E4BDBD; }
.alert-success { background: #E3F0E8; color: var(--lc-success); border: 1px solid #BCDCC7; }

.auth-shell {
  min-height: calc(100vh - var(--lc-header-height));
  display: flex; align-items: center; justify-content: center;
  padding: 52px 24px;
  background: var(--lc-surface-alt);
}
.auth-box {
  width: 100%; max-width: 440px;
  background: var(--lc-surface);
  border: 1px solid var(--lc-border);
  border-top: 3px solid var(--lc-primary);
  border-radius: var(--lc-radius-md);
  padding: 42px;
  box-shadow: var(--lc-shadow-md);
}
.auth-box.wide { max-width: 640px; }

[data-reveal] { opacity: 0; transform: translateY(10px); transition: opacity 0.4s ease, transform 0.4s ease; }
[data-reveal].is-visible { opacity: 1; transform: translateY(0); }