@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@300;400;500;600;700&display=swap');

:root {
  /* Cores Base do Design System */
  --primary: #00345e;
  --primary-hover: #004b83;
  --secondary: #895100;
  --accent: #e18800;
  --accent-hover: #c77400;
  
  --background: #f9f9ff;
  --surface: #ffffff;
  --surface-dim: #cfdaf1;
  --surface-variant: #d8e3fa;
  
  --on-primary: #ffffff;
  --on-secondary: #ffffff;
  --on-surface: #111c2c;
  --on-surface-variant: #424750;
  
  --error: #ba1a1a;
  --success: #2e7d32;
  
  --border: #c2c7d1;
  --border-focus: #004b83;

  /* Tipografia */
  --font-family: 'Montserrat', sans-serif;

  /* Espaçamento Base (Grid de 8px) */
  --spacing-xs: 4px;
  --spacing-base: 8px;
  --spacing-sm: 12px;
  --spacing-md: 24px;
  --spacing-lg: 40px;
  --spacing-xl: 64px;
  --container-max: 1280px;

  /* Arredondamento */
  --radius-sm: 0.25rem;    /* 4px */
  --radius-default: 0.5rem; /* 8px */
  --radius-md: 0.75rem;    /* 12px */
  --radius-lg: 1rem;       /* 16px */
  --radius-xl: 1.5rem;      /* 24px */
  --radius-full: 9999px;

  /* Sombras e Profundidade (Tonal Layers & Soft Shadows) */
  --shadow-level-1: 0 12px 24px -4px rgba(17, 28, 44, 0.04), 0 4px 12px -2px rgba(17, 28, 44, 0.02);
  --shadow-level-2: 0 24px 48px -8px rgba(17, 28, 44, 0.08), 0 8px 24px -4px rgba(17, 28, 44, 0.04);
  
  --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

:root.dark-theme {
  --primary: #89b4f8;
  --primary-hover: #aecbfa;
  --secondary: #fcd53f;
  --accent: #ffa027;
  --accent-hover: #ffb75e;
  
  --background: #0d131f;
  --surface: #162032;
  --surface-dim: #0f1522;
  --surface-variant: #1e2b45;
  
  --on-primary: #000000;
  --on-secondary: #000000;
  --on-surface: #e6e9f0;
  --on-surface-variant: #b0b5c1;
  
  --border: #2c3a52;
  --border-focus: #89b4f8;

  --shadow-level-1: 0 12px 24px -4px rgba(0, 0, 0, 0.6), 0 4px 12px -2px rgba(0, 0, 0, 0.3);
  --shadow-level-2: 0 24px 48px -8px rgba(0, 0, 0, 0.7), 0 8px 24px -4px rgba(0, 0, 0, 0.5);
}

/* Reset Geral */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  /* Compensa o header fixo ao navegar por âncoras */
  scroll-padding-top: 96px;
}

body {
  font-family: var(--font-family);
  background-color: var(--background);
  color: var(--on-surface);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* Seleção de texto com identidade da marca */
::selection {
  background-color: rgba(225, 136, 0, 0.25);
  color: var(--on-surface);
}

/* Foco visível e acessível para navegação por teclado */
a:focus-visible,
button:focus-visible,
.showcase-card:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* Container de Layout */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

/* Cabeçalho / Navbar */
header {
  background-color: color-mix(in srgb, var(--surface) 85%, transparent);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 1000;
  border-bottom: 1px solid rgba(194, 199, 209, 0.3);
  transition: var(--transition-smooth);
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 80px;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-base);
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--primary);
  text-decoration: none;
}

.logo-icon {
  background-color: var(--primary-hover);
  color: white;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-default);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.1rem;
}

.nav-links {
  display: flex;
  gap: var(--spacing-md);
  list-style: none;
}

.nav-links a {
  text-decoration: none;
  color: var(--on-surface-variant);
  font-weight: 600;
  font-size: 0.95rem;
  transition: var(--transition-smooth);
  padding: var(--spacing-xs) 0;
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--primary-hover);
  transition: var(--transition-smooth);
}

.nav-links a:hover {
  color: var(--primary);
}

.nav-links a:hover::after {
  width: 100%;
}

.navbar-actions {
  display: flex;
  gap: var(--spacing-sm);
  align-items: center;
}

.theme-toggle {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--on-surface-variant);
  border-radius: var(--radius-full);
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.theme-toggle:hover {
  background: rgba(0, 75, 131, 0.05);
  color: var(--primary);
  border-color: var(--primary-hover);
}

:root.dark-theme .theme-toggle:hover {
  background: rgba(137, 180, 248, 0.1);
}

/* Botões */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-family);
  font-weight: 600;
  font-size: 0.9rem;
  padding: 10px 20px;
  border-radius: var(--radius-default);
  cursor: pointer;
  text-decoration: none;
  transition: var(--transition-smooth);
  border: none;
}

.btn-primary {
  background-color: var(--accent);
  color: var(--on-primary);
  box-shadow: 0 4px 12px rgba(225, 136, 0, 0.2);
}

.btn-primary:hover {
  background-color: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(225, 136, 0, 0.3);
}

.btn-secondary {
  background-color: transparent;
  color: var(--primary-hover);
  border: 1.5px solid var(--primary-hover);
}

.btn-secondary:hover {
  background-color: rgba(0, 75, 131, 0.05);
  transform: translateY(-2px);
}

.btn-large {
  padding: 14px 28px;
  font-size: 1rem;
}

@keyframes gradientAnimation {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* Seção Hero */
.hero {
  padding: var(--spacing-xl) 0;
  background: linear-gradient(-45deg, rgba(210, 228, 255, 0.4), var(--background), rgba(255, 230, 200, 0.3), var(--background));
  background-size: 400% 400%;
  animation: gradientAnimation 15s ease infinite;
}

:root.dark-theme .hero {
  background: linear-gradient(-45deg, rgba(13, 30, 60, 0.6), var(--background), rgba(60, 40, 10, 0.5), var(--background));
  background-size: 400% 400%;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--spacing-lg);
  align-items: center;
}

.hero-content h1 {
  font-size: clamp(2.1rem, 5vw, 2.9rem);
  font-weight: 700;
  line-height: 1.15;
  color: var(--primary);
  margin-bottom: var(--spacing-sm);
  letter-spacing: -0.02em;
}

/* Palavra-chave em destaque com cor de acento */
.hero-content h1 .accent-text {
  color: var(--accent);
}

.hero-content p {
  font-size: 1.15rem;
  color: var(--on-surface-variant);
  margin-bottom: var(--spacing-md);
  max-width: 580px;
}

.hero-actions {
  display: flex;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
}

.hero-image {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

@keyframes heroFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.hero-image-card {
  background: var(--surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-level-2);
  padding: var(--spacing-md);
  width: 100%;
  max-width: 480px;
  border: 1px solid rgba(194, 199, 209, 0.2);
  animation: heroFloat 6s ease-in-out infinite;
}

.hero-image-card img {
  width: 100%;
  border-radius: var(--radius-default);
  display: block;
}

/* Painel de Métricas / KPI Preview */
.metrics {
  padding: var(--spacing-md) 0 var(--spacing-xl) 0;
}

.section-title {
  text-align: center;
  margin-bottom: var(--spacing-lg);
  max-width: 680px;
  margin-left: auto;
  margin-right: auto;
}

.section-title h2 {
  font-size: clamp(1.6rem, 3.5vw, 2.1rem);
  color: var(--primary);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.01em;
  margin-bottom: var(--spacing-sm);
}

/* Traço decorativo sob o título */
.section-title h2::after {
  content: "";
  display: block;
  width: 56px;
  height: 4px;
  margin: var(--spacing-sm) auto 0;
  border-radius: var(--radius-full);
  background: linear-gradient(90deg, var(--primary-hover), var(--accent));
}

.section-title p {
  color: var(--on-surface-variant);
  font-size: 1.05rem;
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--spacing-md);
}

.metric-card {
  background-color: var(--surface);
  padding: var(--spacing-md);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-level-1);
  border: 1px solid rgba(194, 199, 209, 0.25);
  text-align: center;
  transition: var(--transition-smooth);
}

.metric-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-level-2);
  border-color: rgba(0, 75, 131, 0.15);
}

.metric-icon {
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, rgba(0, 75, 131, 0.12), rgba(225, 136, 0, 0.12));
  color: var(--primary-hover);
  border-radius: var(--radius-full);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin-bottom: var(--spacing-sm);
  transition: var(--transition-smooth);
}

.metric-card:hover .metric-icon {
  transform: scale(1.08);
}

.metric-number {
  font-size: 2.4rem;
  font-weight: 700;
  color: var(--primary);
  background: linear-gradient(135deg, var(--primary), var(--accent));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: var(--spacing-xs);
  line-height: 1;
}

.metric-label {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--on-surface-variant);
}

/* Funcionalidades */
.features {
  padding: var(--spacing-xl) 0;
  background-color: color-mix(in srgb, var(--surface-variant) 45%, var(--background));
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-md);
}

.feature-card {
  position: relative;
  background-color: var(--surface);
  padding: var(--spacing-md);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-level-1);
  border: 1px solid rgba(194, 199, 209, 0.15);
  transition: var(--transition-smooth);
  overflow: hidden;
}

/* Barra de acento revelada no topo ao passar o mouse */
.feature-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-hover), var(--accent));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-level-2);
  border-color: rgba(0, 75, 131, 0.15);
}

.feature-card:hover::before {
  transform: scaleX(1);
}

.feature-card h3 {
  font-size: 1.2rem;
  color: var(--primary);
  margin-bottom: var(--spacing-sm);
  line-height: 1.35;
}

:root.dark-theme .feature-card h3 {
  color: var(--on-surface);
}

.feature-card p {
  color: var(--on-surface-variant);
  font-size: 0.95rem;
}

/* Telas / Showcase Grid & Modal Popup */
.screens-showcase {
  padding: var(--spacing-xl) 0;
  background-color: var(--background);
}

.showcase-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-lg);
  max-width: var(--container-max);
  margin: 0 auto;
}

@media (max-width: 1024px) {
  .showcase-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .showcase-grid {
    grid-template-columns: 1fr;
  }
}

.showcase-card {
  background-color: var(--surface);
  border-radius: var(--radius-lg);
  padding: 16px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-level-1);
  cursor: pointer;
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: var(--transition-smooth);
}

.showcase-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-level-2);
  border-color: var(--primary-hover);
}

.showcase-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
  gap: 8px;
}

.showcase-card-title {
  font-size: 0.95rem;
  color: var(--primary);
  font-weight: 700;
  margin-bottom: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

:root.dark-theme .showcase-card-title {
  color: var(--on-surface);
}

.showcase-card-badge {
  font-size: 0.68rem;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: var(--radius-full);
  background-color: rgba(0, 75, 131, 0.08);
  color: var(--primary-hover);
  white-space: nowrap;
}

:root.dark-theme .showcase-card-badge {
  background-color: rgba(137, 180, 248, 0.12);
  color: var(--primary);
}

.mockup-preview-wrapper {
  position: relative;
  border-radius: var(--radius-default);
  overflow: hidden;
}

.mockup-preview-wrapper::after {
  content: "🔍 Clique para ampliar";
  position: absolute;
  inset: 0;
  background: rgba(0, 52, 94, 0.75);
  color: #ffffff;
  font-family: var(--font-family);
  font-weight: 600;
  font-size: 0.85rem;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--transition-smooth);
  backdrop-filter: blur(2px);
}

.showcase-card:hover .mockup-preview-wrapper::after {
  opacity: 1;
}

/* Modal Popup */
.modal-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(8px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-md);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.modal-content {
  background-color: var(--surface);
  border-radius: var(--radius-xl);
  padding: var(--spacing-md);
  max-width: 1000px;
  width: 100%;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  position: relative;
  box-shadow: var(--shadow-level-2);
  border: 1px solid var(--border);
}

.modal-close {
  position: absolute;
  top: 14px;
  right: 20px;
  background: transparent;
  border: none;
  font-size: 2rem;
  color: var(--on-surface-variant);
  cursor: pointer;
  transition: var(--transition-smooth);
  line-height: 1;
}

.modal-close:hover {
  color: var(--error);
  transform: scale(1.1);
}

.modal-title {
  font-size: 1.25rem;
  color: var(--primary);
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
}

.modal-body {
  flex: 1;
  overflow-y: auto;
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-body svg {
  width: 100%;
  height: auto;
  max-height: 75vh;
}

/* Níveis de Acesso */
.rbac-section {
  padding: var(--spacing-xl) 0;
}

.rbac-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-md);
}

.rbac-card {
  background-color: var(--surface);
  border-radius: var(--radius-lg);
  padding: var(--spacing-md);
  box-shadow: var(--shadow-level-1);
  border-top: 4px solid var(--border);
  transition: var(--transition-smooth);
}

.rbac-card.admin { border-top-color: var(--primary-hover); }
.rbac-card.supervisor { border-top-color: var(--accent); }
.rbac-card.lider { border-top-color: var(--secondary); }

.rbac-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-level-2);
}

.rbac-badge {
  display: inline-block;
  padding: var(--spacing-xs) 12px;
  font-size: 0.75rem;
  font-weight: 700;
  border-radius: var(--radius-full);
  margin-bottom: var(--spacing-sm);
  text-transform: uppercase;
}

.rbac-card.admin .rbac-badge { background-color: rgba(0, 75, 131, 0.1); color: var(--primary-hover); }
.rbac-card.supervisor .rbac-badge { background-color: rgba(225, 136, 0, 0.1); color: var(--accent); }
.rbac-card.lider .rbac-badge { background-color: rgba(137, 81, 0, 0.1); color: var(--secondary); }

.rbac-card h3 {
  font-size: 1.15rem;
  color: var(--primary);
  margin-bottom: var(--spacing-sm);
}

.rbac-card ul {
  list-style: none;
}

.rbac-card ul li {
  font-size: 0.92rem;
  color: var(--on-surface-variant);
  margin-bottom: var(--spacing-sm);
  padding-left: 28px;
  position: relative;
  line-height: 1.45;
}

.rbac-card ul li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 1px;
  width: 18px;
  height: 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  color: var(--success);
  background-color: rgba(46, 125, 50, 0.12);
  border-radius: var(--radius-full);
  font-weight: 700;
}

:root.dark-theme .rbac-card ul li::before {
  color: #81c995;
  background-color: rgba(129, 201, 149, 0.15);
}

/* Call to Action Final */
.cta-final {
  padding: var(--spacing-xl) var(--spacing-md);
  margin: 0 var(--spacing-md) var(--spacing-xl);
  border-radius: var(--radius-xl);
  background: linear-gradient(135deg, var(--primary) 0%, #001c37 100%);
  color: white;
  text-align: center;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-level-2);
}

/* Brilho radial de acento no fundo do CTA */
.cta-final::before {
  content: "";
  position: absolute;
  top: -40%;
  right: -10%;
  width: 60%;
  height: 160%;
  background: radial-gradient(circle, rgba(225, 136, 0, 0.25) 0%, transparent 60%);
  pointer-events: none;
}

.cta-final::after {
  content: "";
  position: absolute;
  bottom: -50%;
  left: -10%;
  width: 55%;
  height: 160%;
  background: radial-gradient(circle, rgba(137, 180, 248, 0.18) 0%, transparent 60%);
  pointer-events: none;
}

.cta-final-content {
  position: relative;
  z-index: 2;
  max-width: 680px;
  margin: 0 auto;
}

.cta-final h2 {
  font-size: 2.2rem;
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
}

.cta-final p {
  font-size: 1.1rem;
  margin-bottom: var(--spacing-md);
  opacity: 0.85;
}

/* Rodapé */
footer {
  background-color: #001222;
  color: #a0aec0;
  padding: var(--spacing-lg) 0;
  font-size: 0.9rem;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.footer-about h4 {
  color: white;
  margin-bottom: var(--spacing-sm);
}

.footer-links h4 {
  color: white;
  margin-bottom: var(--spacing-sm);
}

.footer-links ul {
  list-style: none;
}

.footer-links ul li {
  margin-bottom: var(--spacing-base);
}

.footer-links ul li a {
  color: #a0aec0;
  text-decoration: none;
  transition: var(--transition-smooth);
}

.footer-links ul li a:hover {
  color: white;
  padding-left: 4px;
}

.footer-bottom {
  text-align: center;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: var(--spacing-md);
}

/* Reveal ao rolar (entrada suave) */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s cubic-bezier(0.4, 0, 0.2, 1), transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  will-change: opacity, transform;
}

.reveal.is-visible {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* Responsividade (Mobile Adaptivity) */
@media (max-width: 992px) {
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
    gap: var(--spacing-lg);
  }

  .hero-content p {
    margin-left: auto;
    margin-right: auto;
  }

  .hero-actions {
    justify-content: center;
  }

  .rbac-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }
}

@media (max-width: 768px) {
  .navbar {
    flex-direction: column;
    height: auto;
    padding: var(--spacing-md) 0;
    gap: var(--spacing-sm);
  }

  .nav-links {
    gap: var(--spacing-sm);
    flex-wrap: wrap;
    justify-content: center;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }

  .hero-content h1 {
    font-size: 2.1rem;
  }
}