/* ==========================================================================
   src/ui/landing.css — Estilos da Landing Page (Rebranding F3)
   Carimbo de Governança: NÃO VALIDADO — portão tripartite (ADR-075)
   Base: docs/handoff_sexta/rebranding/landing.dc.html
   ========================================================================== */

@import "tokens.css";

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg-app, #F5F5F7);
  color: var(--text-main, #1D1D1F);
  font-family: var(--font-system, -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", system-ui, sans-serif);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a, button {
  font-family: inherit;
  cursor: pointer;
}

a:focus-visible,
button:focus-visible,
input:focus-visible {
  outline: 3px solid var(--color-accent-ring, rgba(0, 102, 204, 0.40));
  outline-offset: 2px;
}

.sp {
  transition: transform 0.55s var(--mola, cubic-bezier(0.34, 1.56, 0.64, 1)), box-shadow 0.25s ease, background-color 0.25s ease;
}

.sp:hover {
  transform: translateY(-2px);
}

.sp:active {
  transform: scale(0.97);
}

.num {
  font-variant-numeric: tabular-nums;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  .sp {
    transition: none !important;
  }
  .sp:hover, .sp:active {
    transform: none !important;
  }
}

/* Nav Sticky */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(245, 245, 247, 0.85);
  backdrop-filter: blur(24px) saturate(180%);
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  box-sizing: border-box;
  padding: 0 24px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text-main, #1D1D1F);
}

.brand-icon {
  width: 32px;
  height: 32px;
  border-radius: 9px;
  background: var(--color-charcoal, #1C1C1E);
  color: #FFFFFF;
  display: grid;
  place-items: center;
  font-weight: 700;
  font-size: 15px;
}

.brand-title {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.brand-badge {
  font-size: 11px;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: var(--radius-pill);
  background: var(--color-accent-soft, #E5F0FA);
  color: var(--color-accent, #0066CC);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  font-size: 14px;
  font-weight: 500;
}

.nav-link {
  color: var(--text-main, #1D1D1F);
  text-decoration: none;
  opacity: 0.8;
  transition: opacity 0.2s ease;
}

.nav-link:hover {
  opacity: 1;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* Hero */
.hero-section {
  max-width: 1200px;
  margin: 0 auto;
  box-sizing: border-box;
  padding: 88px 24px 52px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 24px;
}

.hero-pill-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 18px;
  border-radius: var(--radius-pill);
  background: var(--color-accent-soft, #E5F0FA);
  color: var(--color-accent, #0066CC);
  font-size: 13.5px;
  font-weight: 600;
}

.hero-title {
  margin: 0;
  max-width: 900px;
  font-size: 72px;
  line-height: 1.03;
  font-weight: 800;
  letter-spacing: -0.045em;
  color: var(--text-main, #1D1D1F);
}

.hero-subtitle {
  margin: 0;
  max-width: 700px;
  font-size: 20px;
  line-height: 1.48;
  color: var(--text-secondary, #6E6E73);
  letter-spacing: -0.01em;
}

.hero-cta-group {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 14px;
  padding-top: 10px;
}

/* Product Preview */
.preview-section {
  max-width: 1200px;
  margin: 0 auto;
  box-sizing: border-box;
  padding: 0 24px 32px;
}

.preview-container {
  box-sizing: border-box;
  padding: 40px;
  border-radius: 44px;
  background: linear-gradient(180deg, #FFFFFF 0%, #EEF1F6 100%);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04), 0 30px 80px rgba(0, 0, 0, 0.10);
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  align-items: stretch;
}

.preview-card-dark {
  flex: 1.15 1 420px;
  box-sizing: border-box;
  padding: 36px;
  border-radius: 32px;
  background: linear-gradient(160deg, #2C2C2E 0%, #1C1C1E 55%, #151517 100%);
  color: #FFFFFF;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 24px;
  min-height: 320px;
  box-shadow: var(--shadow-card-elevated);
}

.preview-card-light {
  flex: 1 1 360px;
  box-sizing: border-box;
  padding: 24px 20px;
  border-radius: 32px;
  background: #FFFFFF;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  gap: 6px;
}

/* Sections */
.section-wrapper {
  max-width: 1200px;
  margin: 0 auto;
  box-sizing: border-box;
  padding: 96px 24px 24px;
  display: flex;
  flex-direction: column;
  gap: 44px;
}

.section-header {
  display: flex;
  flex-direction: column;
  gap: 14px;
  max-width: 760px;
}

.section-tag {
  font-size: 14px;
  font-weight: 700;
  color: var(--color-accent, #0066CC);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.section-title {
  margin: 0;
  font-size: 52px;
  line-height: 1.06;
  font-weight: 800;
  letter-spacing: -0.04em;
  color: var(--text-main, #1D1D1F);
}

.section-desc {
  margin: 0;
  font-size: 19px;
  line-height: 1.5;
  color: var(--text-secondary, #6E6E73);
}

/* Grid de Recursos / Pilares */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 20px;
}

.feature-card {
  box-sizing: border-box;
  padding: 36px;
  border-radius: 32px;
  background: #FFFFFF;
  box-shadow: var(--shadow-card);
  border: 1px solid var(--border-subtle, #E5E5EA);
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-height: 280px;
}

.feature-card-ai {
  box-sizing: border-box;
  padding: 2px;
  border-radius: 34px;
  background: var(--color-ai-gradient, linear-gradient(135deg, #0A84FF 0%, #5E5CE6 55%, #BF5AF2 100%));
  box-shadow: 0 20px 50px rgba(94, 92, 230, 0.20);
}

.feature-card-ai-inner {
  box-sizing: border-box;
  height: 100%;
  padding: 34px;
  border-radius: 32px;
  background: #FFFFFF;
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-height: 276px;
}

.feature-icon-box {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: var(--color-accent-soft, #E5F0FA);
  display: grid;
  place-items: center;
  font-size: 22px;
}

.feature-title {
  margin: 8px 0 0;
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.025em;
  color: var(--text-main, #1D1D1F);
}

.feature-text {
  margin: 0;
  font-size: 15px;
  line-height: 1.55;
  color: var(--text-secondary, #6E6E73);
}

/* Fluxo 1-2-3 */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.step-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 8px;
}

.step-num {
  font-size: 72px;
  line-height: 1;
  font-weight: 800;
  letter-spacing: -0.05em;
  color: #D2D2D7;
}

.step-title {
  margin: 0;
  font-size: 24px;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--text-main, #1D1D1F);
}

.step-text {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.55;
  color: var(--text-secondary, #6E6E73);
}

/* Segurança */
.security-card {
  box-sizing: border-box;
  padding: 56px;
  border-radius: 44px;
  background: linear-gradient(160deg, #2C2C2E 0%, #1C1C1E 55%, #151517 100%);
  color: #FFFFFF;
  display: flex;
  flex-wrap: wrap;
  gap: 40px;
  align-items: center;
  box-shadow: var(--shadow-card-elevated);
}

.security-info {
  flex: 1.2 1 380px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.security-badge-approval {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 700;
  color: #93C5FD;
  background: rgba(147, 197, 253, 0.15);
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  width: fit-content;
}

.security-points {
  flex: 1 1 320px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.security-point-row {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 20px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.07);
}

.security-check-icon {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--color-success, #34C759);
  color: #0B3D1A;
  display: grid;
  place-items: center;
  font-size: 13px;
  font-weight: 700;
  flex-shrink: 0;
}

/* Formulário de Acesso */
.access-container {
  max-width: 760px;
  margin: 0 auto;
  box-sizing: border-box;
  padding: 64px 32px;
  border-radius: 44px;
  background: #FFFFFF;
  box-shadow: var(--shadow-card);
  border: 1px solid var(--border-subtle, #E5E5EA);
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.form-col-full {
  grid-column: 1 / -1;
}

.form-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-main, #1D1D1F);
  margin-bottom: 6px;
}

.form-input {
  width: 100%;
  height: 46px;
  padding: 0 16px;
  border-radius: var(--radius-field, 12px);
  border: 1px solid var(--border-subtle, #E5E5EA);
  background: var(--bg-app, #F5F5F7);
  font-size: 14.5px;
  color: var(--text-main, #1D1D1F);
  box-sizing: border-box;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-input:focus {
  outline: none;
  background: #FFFFFF;
  border-color: var(--color-accent, #0066CC);
  box-shadow: 0 0 0 3px var(--color-accent-ring, rgba(0, 102, 204, 0.40));
}

.form-consent {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 13px;
  line-height: 1.48;
  color: var(--text-secondary, #6E6E73);
  cursor: pointer;
  user-select: none;
}

.form-consent input {
  margin-top: 3px;
  width: 18px;
  height: 18px;
  accent-color: var(--color-accent, #0066CC);
}

.form-status {
  padding: 12px 18px;
  border-radius: 12px;
  font-size: 13.5px;
  font-weight: 500;
  display: none;
}

.form-status.success {
  background: var(--color-success-bg, #E8F7EC);
  color: var(--color-success-text, #146C2E);
  border: 1px solid var(--color-success-border, rgba(52, 199, 89, 0.3));
}

.form-status.error {
  background: var(--color-danger-bg, #FDECEC);
  color: var(--color-danger-text, #B91C1C);
  border: 1px solid var(--color-danger-border, rgba(255, 59, 48, 0.3));
}

/* Footer */
.site-footer {
  max-width: 1200px;
  margin: 0 auto;
  box-sizing: border-box;
  padding: 40px 24px 64px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  font-size: 13px;
  color: var(--text-secondary, #6E6E73);
  border-top: 1px solid var(--border-subtle, #E5E5EA);
}

.footer-top-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}

.footer-disclaimer {
  font-size: 12px;
  line-height: 1.5;
  color: var(--text-tertiary, #8E8E93);
  margin: 0;
}

@media (max-width: 768px) {
  .hero-title {
    font-size: 44px;
  }
  .section-title {
    font-size: 36px;
  }
  .form-grid {
    grid-template-columns: 1fr;
  }
  .preview-container {
    padding: 20px;
    border-radius: 28px;
  }
  .security-card {
    padding: 32px 24px;
    border-radius: 28px;
  }
  .access-container {
    padding: 40px 20px;
    border-radius: 28px;
  }
}