@import url('https://fonts.googleapis.com/css2?family=PT+Sans:ital,wght@0,400;0,700;1,400;1,700&display=swap');

:root {
  --bg-primary: #F9FAFB;
  --bg-secondary: #FFFFFF;
  --border-color: #E5E7EB;
  --color-primary: #0b132b; /* Azul-Noite Profundo */
  --color-secondary: #d9a05b; /* Âmbar Nordestino */
  --color-primary-hover: #1c2d5a;
  --text-primary: #111827;
  --text-secondary: #4B5563;
  --text-muted: #6B7280;
  --gradient-header: linear-gradient(135deg, #0b132b 0%, #050a18 100%);
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -1px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

body {
  font-family: 'PT Sans', Arial, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  margin: 0;
  padding: 0;
  line-height: 1.6;
}

/* Barra de Utilidades e Acessibilidade */
.utility-bar {
  background: #F3F4F6;
  border-bottom: 1px solid #E5E7EB;
  padding: 8px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8em;
  color: var(--text-secondary);
}

.utility-controls {
  display: flex;
  gap: 16px;
  align-items: center;
}

.accessibility-btn {
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  font-weight: 600;
  padding: 0 4px;
  transition: color 0.2s ease;
}

.accessibility-btn:hover {
  color: var(--color-primary);
}

.lang-selector a {
  color: var(--text-secondary);
  text-decoration: none;
  margin-left: 8px;
  font-weight: 700;
  transition: color 0.2s ease;
}

.lang-selector a.active {
  color: var(--color-primary);
}

.lang-selector a:hover {
  color: var(--color-primary-hover);
}

header {
  background: linear-gradient(rgba(11, 19, 43, 0.85), rgba(5, 10, 24, 0.95)), url('images/client_hero.png?v=8') no-repeat center center;
  background-size: cover;
  border-bottom: 4px solid var(--color-secondary);
  padding: 80px 24px;
  text-align: center;
  position: relative;
  overflow: hidden;
  color: #FFFFFF;
}

.header-logo {
  max-height: 80px;
  margin-bottom: 20px;
  z-index: 1;
  position: relative;
  background: #FFFFFF;
  padding: 12px 24px;
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  border: 1px solid var(--border-color);
  display: inline-block;
  transition: transform 0.3s ease;
}

.header-logo:hover {
  transform: scale(1.03);
}

.header-logo.logo-hero {
  max-height: 100px;
  padding: 12px 24px;
  border-radius: 8px;
  margin-bottom: 92px;
}

header h1 {
  font-family: 'PT Sans', Arial, sans-serif;
  font-size: 3.4em;
  font-weight: 800;
  margin: 0;
  color: #FFFFFF;
  z-index: 1;
  position: relative;
  letter-spacing: -0.02em;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

header p {
  font-family: 'PT Sans', Arial, sans-serif;
  font-size: 1.45em;
  color: #F3F4F6;
  margin: 14px 0 0 0;
  z-index: 1;
  position: relative;
  font-weight: 400;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
  padding: 16px 24px;
  text-align: center;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px;
  box-shadow: var(--shadow-sm);
}

nav a {
  color: var(--text-secondary);
  text-decoration: none;
  padding: 8px 18px;
  border-radius: 4px;
  font-weight: 600;
  font-size: 0.95em;
  transition: all 0.2s ease-in-out;
  border: 1px solid transparent;
}

nav a:hover {
  color: var(--color-primary);
  background: rgba(11, 19, 43, 0.05);
}

nav a.active {
  color: #FFFFFF;
  background: var(--color-primary);
  border-bottom: 3px solid var(--color-secondary);
  border-radius: 4px 4px 0 0;
  box-shadow: 0 2px 4px rgba(11, 19, 43, 0.15);
}

main {
  max-width: 1050px;
  margin: 48px auto;
  padding: 0 24px;
  box-sizing: border-box;
}

h2 {
  font-family: 'PT Sans', Arial, sans-serif;
  font-size: 2.2em;
  font-weight: 700;
  color: var(--text-primary);
  margin-top: 0;
  margin-bottom: 28px;
  border-left: 5px solid var(--color-secondary);
  padding-left: 16px;
  letter-spacing: -0.01em;
}

h3 {
  font-family: 'PT Sans', Arial, sans-serif;
  font-size: 1.6em;
  font-weight: 600;
  color: var(--text-primary);
  margin-top: 48px;
  margin-bottom: 20px;
  border-left: 3px solid var(--color-primary);
  padding-left: 12px;
}

p {
  color: var(--text-secondary);
  font-size: 1.05em;
  margin-bottom: 24px;
  line-height: 1.7;
}

strong {
  color: var(--text-primary);
}

/* Banner de Missão Institucional */
.mission-banner {
  background: #EAF2F1;
  border-left: 5px solid var(--color-primary);
  padding: 32px;
  border-radius: 0 8px 8px 0;
  margin: 40px 0;
  box-shadow: var(--shadow-sm);
}

.mission-banner p {
  font-size: 1.15em;
  color: #064E3B;
  font-style: italic;
  margin: 0;
  font-weight: 500;
}

/* Seções de Conteúdo Dividido (Split Layout) */
.section-split {
  display: flex;
  align-items: center;
  gap: 48px;
  margin: 64px 0;
}

.section-split.reverse {
  flex-direction: row-reverse;
}

.split-content {
  flex: 1.2;
}

.split-image {
  flex: 0.8;
  max-width: 440px;
}

.split-image img {
  width: 100%;
  height: auto;
  border-radius: 8px;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-color);
  transition: transform 0.3s ease;
}

.split-image img:hover {
  transform: scale(1.02);
}

/* Card Grid Layout */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin: 32px 0;
}

.card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-top: 4px solid var(--color-primary);
  border-radius: 8px;
  padding: 28px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: var(--shadow-sm);
}

.card:hover {
  transform: translateY(-4px);
  border-top-color: var(--color-secondary);
  border-color: var(--border-color);
  box-shadow: var(--shadow-lg);
}

.card h4 {
  font-family: 'PT Sans', Arial, sans-serif;
  font-size: 1.3em;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 14px 0;
  display: flex;
  align-items: center;
  gap: 8px;
}

.card h4::before {
  content: '◈';
  color: var(--color-secondary);
  font-size: 0.9em;
}

.card p {
  font-size: 0.95em;
  color: var(--text-secondary);
  margin: 0;
  line-height: 1.6;
}

ul {
  list-style: none;
  padding: 0;
  margin: 24px 0;
}

ul li {
  position: relative;
  padding-left: 28px;
  margin-bottom: 14px;
  color: var(--text-secondary);
  font-size: 1.05em;
}

ul li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-primary);
  font-weight: bold;
}

table {
  border-collapse: collapse;
  width: 100%;
  margin: 32px 0;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

th, td {
  padding: 18px 24px;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

th {
  background: var(--color-primary);
  color: #FFFFFF;
  font-weight: 600;
  font-size: 0.95em;
  border-bottom: 2px solid var(--color-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

td {
  color: var(--text-secondary);
  font-size: 0.95em;
}

tr:last-child td {
  border-bottom: none;
}

tr:hover td {
  color: var(--text-primary);
  background: #F9FAFB;
}

.badge {
  background: rgba(11, 19, 43, 0.08);
  color: var(--color-primary);
  padding: 4px 10px;
  border-radius: 12px;
  font-size: 0.8em;
  font-weight: 700;
  border: 1px solid rgba(11, 19, 43, 0.2);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.button {
  display: inline-block;
  background: var(--color-primary);
  color: #FFFFFF;
  border: none;
  border-radius: 4px;
  padding: 12px 32px;
  font-size: 1em;
  font-weight: 700;
  cursor: pointer;
  margin: 16px 0;
  transition: all 0.2s ease-in-out;
  border-bottom: 3px solid var(--color-secondary);
  text-decoration: none;
  text-align: center;
  box-shadow: var(--shadow-sm);
}

.button:hover {
  background: var(--color-primary-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

/* Formulário de Contato Corporativo */
.contact-form {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 32px;
  box-shadow: var(--shadow-md);
  margin-top: 24px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text-primary);
}

.form-group input, .form-group select, .form-group textarea {
  width: 100%;
  padding: 12px;
  border: 1px solid var(--border-color);
  border-radius: 4px;
  box-sizing: border-box;
  font-family: inherit;
  font-size: 1em;
}

.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(11, 19, 43, 0.15);
}

/* Calculadora Simplificada de Retorno */
.calculator-box {
  background: #f4f6f9;
  border: 1px solid rgba(11, 19, 43, 0.2);
  border-radius: 8px;
  padding: 32px;
  margin: 32px 0;
}

.calc-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  align-items: center;
}

.calc-output {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 24px;
  text-align: center;
}

.calc-output h4 {
  margin: 0 0 8px 0;
  color: var(--text-secondary);
  font-size: 0.95em;
  text-transform: uppercase;
}

.calc-output .value {
  font-size: 2.2em;
  font-weight: 800;
  color: var(--color-primary);
  font-family: 'PT Sans', Arial, sans-serif;
  margin-bottom: 4px;
}

.calc-output .unit {
  font-size: 0.9em;
  color: var(--text-muted);
}

footer {
  background: #E5E7EB;
  border-top: 1px solid #D1D5DB;
  padding: 48px 24px;
  text-align: center;
  color: var(--text-secondary);
  font-size: 0.95em;
  margin-top: 80px;
  line-height: 1.6;
}

footer a {
  color: var(--color-primary);
  text-decoration: none;
  font-weight: 600;
  margin-left: 10px;
  border-left: 1px solid var(--text-muted);
  padding-left: 10px;
  transition: color 0.2s;
}

footer a:hover {
  color: var(--color-secondary);
}

.next-link {
  display: flex;
  justify-content: flex-end;
  margin-top: 64px;
}

.next-link a {
  color: var(--color-primary);
  text-decoration: none;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: all 0.2s ease;
}

.next-link a:hover {
  gap: 12px;
  color: var(--color-secondary);
}

@media (max-width: 768px) {
  header {
    padding: 40px 16px;
  }
  .header-logo.logo-hero {
    margin-bottom: 32px;
    max-height: 70px;
  }
  header h1 {
    font-size: 2.4em;
  }
  header p {
    font-size: 1.15em;
  }
  nav {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    padding: 12px 16px;
    box-sizing: border-box;
  }
  nav a {
    padding: 10px;
    font-size: 0.85em;
    text-align: center;
    border-radius: 4px;
    background: rgba(11, 19, 43, 0.03);
    border: 1px solid var(--border-color);
  }
  nav a.active {
    border-radius: 4px;
    border-bottom: 3px solid var(--color-secondary);
  }
  nav a:last-child {
    grid-column: span 2;
  }
  main {
    margin: 24px auto;
    padding: 0 16px;
  }
  .section-split, .section-split.reverse {
    flex-direction: column;
    gap: 24px;
    text-align: center;
  }
  .split-image {
    max-width: 100%;
    margin: 0 auto;
  }
  .calc-grid {
    grid-template-columns: 1fr;
  }

  /* Responsive Tables (Scroll horizontal local) */
  table {
    display: block;
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  /* Horizontal swipeable tabs on mobile (Google/YouTube pattern) */
  .dashboard-tabs {
    overflow-x: auto;
    white-space: nowrap;
    display: flex;
    gap: 8px;
    padding-bottom: 6px;
    border-bottom: 2px solid var(--border-color);
    -webkit-overflow-scrolling: touch;
  }
  .tab-btn {
    flex: 0 0 auto;
    font-size: 0.95em;
    padding: 8px 12px;
  }
}

@media (max-width: 500px) {
  .utility-bar {
    flex-direction: column;
    gap: 6px;
    text-align: center;
    padding: 8px 12px;
  }
  .utility-controls {
    gap: 12px;
  }
  .modal-box {
    width: 95%;
    padding: 20px;
    border-radius: 8px;
  }
  .card {
    padding: 20px;
  }
}