/* ───── Reset + Tokens ──────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
img, svg { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; }

:root {
  --primary:        #1A56DB;
  --primary-dark:   #1342B0;
  --primary-soft:   #DBE7FB;
  --success:        #10B981;
  --warning:        #F59E0B;
  --danger:         #EF4444;
  --info:           #6366F1;
  --bg:             #F8FAFC;
  --surface:        #FFFFFF;
  --border:         #E2E8F0;
  --text-primary:   #0F172A;
  --text-secondary: #64748B;
  --text-muted:     #94A3B8;
  --sidebar-bg:     #0F172A;

  --radius-sm: 6px;
  --radius:    8px;
  --radius-lg: 12px;
  --radius-xl: 16px;

  --container: 1180px;
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.04);
  --shadow:    0 4px 12px rgba(15, 23, 42, 0.06);
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI',
               Roboto, 'Helvetica Neue', Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-primary);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4 { line-height: 1.2; margin: 0 0 0.6em; letter-spacing: -0.01em; }
h1 { font-size: clamp(2rem, 4.5vw, 3.25rem); font-weight: 800; letter-spacing: -0.025em; }
h2 { font-size: clamp(1.5rem, 3vw, 2.25rem); font-weight: 700; }
h3 { font-size: 1.25rem; font-weight: 600; }
p  { margin: 0 0 1em; color: var(--text-secondary); }
p.lead { font-size: 1.15rem; color: var(--text-secondary); max-width: 640px; }

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

/* ───── Header ──────────────────────────────────────────────────── */
.site-header {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 100;
  backdrop-filter: blur(10px);
  background: rgba(255, 255, 255, 0.92);
}
.site-header .container {
  display: flex; align-items: center; justify-content: space-between;
  min-height: 72px;
}
.brand {
  display: flex; align-items: center; gap: 10px;
  font-weight: 700; font-size: 1.15rem; color: var(--text-primary);
  text-decoration: none;
}
.brand-icon {
  width: auto; height: 40px;
  object-fit: contain;
  display: block;
}
.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
  gap: 1px;
}
.brand-tagline {
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--text-secondary);
  letter-spacing: 0.02em;
}
/* No footer (fundo escuro), o tagline fica num cinza-claro pra contrastar */
.site-footer .brand-tagline { color: #94A3B8; }
@media (max-width: 480px) {
  .brand-tagline { display: none; } /* tagline some no mobile pra não estourar header */
}
/* Mantém compatível caso ainda haja <span class="brand-icon"> como fallback */
span.brand-icon {
  width: 36px; height: 36px;
  border-radius: var(--radius);
  background: linear-gradient(135deg, var(--primary), var(--info));
  display: grid; place-items: center;
  color: white; font-weight: 800; font-size: 1.05rem;
}
.nav-links { display: flex; align-items: center; gap: 8px; }
.nav-links a {
  padding: 8px 14px; border-radius: var(--radius-sm);
  color: var(--text-secondary); font-weight: 500; font-size: 0.95rem;
  transition: color 0.15s, background 0.15s;
}
.nav-links a:hover { color: var(--text-primary); background: var(--bg); }
.nav-links a.active { color: var(--primary); }
.nav-cta { margin-left: 8px; }
/* Garante contraste branco no CTA do header (especificidade > .nav-links a) */
.nav-links a.btn-primary,
.nav-links a.btn-primary:hover {
  color: white;
  background: var(--primary);
}
.nav-links a.btn-primary:hover { background: var(--primary-dark); }

/* ───── Buttons ─────────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 22px; font-weight: 600; font-size: 0.95rem;
  border-radius: var(--radius); border: 1px solid transparent;
  transition: all 0.15s ease;
  text-decoration: none;
}
.btn-primary { background: var(--primary); color: white; }
.btn-primary:hover { background: var(--primary-dark); transform: translateY(-1px); box-shadow: var(--shadow); }
.btn-secondary { background: transparent; color: var(--text-primary); border-color: var(--border); }
.btn-secondary:hover { border-color: var(--primary); color: var(--primary); }
.btn-lg { padding: 14px 28px; font-size: 1rem; }

/* ───── Hero ────────────────────────────────────────────────────── */
.hero {
  padding: 88px 0 64px;
  text-align: center;
  background: linear-gradient(180deg, #F8FAFC 0%, #EFF4FA 100%);
}
.hero h1 { max-width: 880px; margin-left: auto; margin-right: auto; }
.hero p.lead { margin-left: auto; margin-right: auto; margin-bottom: 32px; max-width: 720px; }
.hero-actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.hero-eyebrow {
  display: inline-block;
  padding: 6px 14px; margin-bottom: 24px;
  background: var(--primary-soft); color: var(--primary);
  font-size: 0.85rem; font-weight: 600;
  border-radius: 999px;
  letter-spacing: 0.02em;
}

/* ───── Sections ────────────────────────────────────────────────── */
section.block { padding: 72px 0; }
section.block.alt { background: var(--surface); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.section-title { text-align: center; margin-bottom: 48px; }
.section-title h2 { margin-bottom: 12px; }
.section-title p { color: var(--text-secondary); max-width: 640px; margin: 0 auto; }

/* ───── Feature Grid ────────────────────────────────────────────── */
.grid {
  display: grid;
  gap: 24px;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: border-color 0.2s, transform 0.2s;
}
.card:hover { border-color: var(--primary); transform: translateY(-2px); }
.card-icon {
  width: 44px; height: 44px;
  border-radius: var(--radius);
  background: var(--primary-soft); color: var(--primary);
  display: grid; place-items: center; margin-bottom: 16px;
  font-size: 1.4rem; font-weight: 700;
}
.card h3 { margin-bottom: 8px; }
.card p { margin: 0; }

/* Ícones temáticos por cor */
.card.success .card-icon { background: #D1FAE5; color: var(--success); }
.card.warning .card-icon { background: #FEF3C7; color: var(--warning); }
.card.info    .card-icon { background: #E0E7FF; color: var(--info); }
.card.danger  .card-icon { background: #FEE2E2; color: var(--danger); }

/* ───── Content (para páginas longas — privacidade, termos) ───── */
.content-page {
  background: var(--surface);
  padding: 56px 0 96px;
}
.content {
  max-width: 760px;
  margin: 0 auto;
  font-size: 1rem;
  line-height: 1.75;
}
.content h2 { margin-top: 2.5em; padding-top: 0.5em; border-top: 1px solid var(--border); }
.content h2:first-child { margin-top: 0; border-top: 0; padding-top: 0; }
.content h3 { margin-top: 1.6em; }
.content p, .content li { color: var(--text-primary); }
.content ul, .content ol { padding-left: 1.25em; margin: 0 0 1em; }
.content li { margin-bottom: 0.4em; }
.content strong { color: var(--text-primary); }
.content em { color: var(--text-secondary); }
.content code {
  background: var(--bg); padding: 2px 6px;
  border-radius: 4px; font-size: 0.9em;
  font-family: 'Menlo', 'Consolas', monospace;
}
.content table {
  width: 100%; border-collapse: collapse; margin: 1em 0;
}
.content th, .content td {
  padding: 10px 14px; text-align: left;
  border-bottom: 1px solid var(--border);
}
.content th { background: var(--bg); font-weight: 600; }

/* ───── Page Header (banners menores em páginas internas) ───── */
.page-header {
  background: linear-gradient(180deg, #EFF4FA 0%, var(--surface) 100%);
  padding: 64px 0 48px; text-align: center;
}
.page-header .eyebrow {
  display: inline-block; padding: 6px 14px; margin-bottom: 12px;
  background: var(--primary-soft); color: var(--primary);
  font-size: 0.8rem; font-weight: 600; border-radius: 999px;
}
.page-header h1 { font-size: clamp(1.85rem, 3.5vw, 2.5rem); }
.page-header p { max-width: 600px; margin: 0 auto; }

/* ───── CTA Strip ──────────────────────────────────────────────── */
.cta-strip {
  background: linear-gradient(135deg, var(--primary) 0%, var(--info) 100%);
  color: white; padding: 64px 0; text-align: center;
}
.cta-strip h2 { color: white; margin-bottom: 12px; }
.cta-strip p { color: rgba(255, 255, 255, 0.88); max-width: 560px; margin: 0 auto 28px; }
.cta-strip .btn-primary { background: white; color: var(--primary); }
.cta-strip .btn-primary:hover { background: var(--bg); }

/* ───── Footer ──────────────────────────────────────────────────── */
.site-footer {
  background: var(--sidebar-bg);
  color: #94A3B8;
  padding: 56px 0 24px;
  font-size: 0.92rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 32px;
  margin-bottom: 40px;
}
.footer-col h4 { color: white; font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 16px; }
.footer-col ul { list-style: none; padding: 0; margin: 0; }
.footer-col li { margin-bottom: 8px; }