/* ============================================================
   Instituto de Psicologia - EAD Platform
   Design System Principal - Tema Institucional de Psicologia
   ============================================================ */

/* ---- Variáveis CSS ---- */
:root {
  /* Paleta Principal — Manual da Marca IAC 2026 */
  --primary: #54351E;         /* Marrom Escuro */
  --primary-dark: #3D2615;    /* Marrom Profundo */
  --primary-light: #824D30;   /* Terracota Profundo */
  --secondary: #5C0F0A;       /* Vinho/Borgonha */
  --accent: #D1B38F;          /* Bege Amendoado */
  --accent-light: #E8D5B8;    /* Bege Claro */

  /* Tons complementares */
  --teal: #737D5A;            /* Verde Oliva */
  --teal-dark: #5C6648;       /* Verde Oliva Escuro */
  --gold: #D1B38F;            /* Bege Amendoado */
  --gold-light: #EDE0CC;      /* Bege Amendoado Claro */

  /* Cinza Azulado (apoio) */
  --blue-gray: #798E9D;       /* Cinza Azulado Médio */
  --blue-gray-light: #C4D5DF; /* Cinza Azulado Claro */

  /* Neutros */
  --white: #FFFFFF;
  --off-white: #FAF8F5;
  --gray-50: #F5F2ED;
  --gray-100: #EBE6DE;
  --gray-200: #D9D1C5;
  --gray-300: #BFB5A5;
  --gray-400: #9E9283;
  --gray-500: #7D7164;
  --gray-600: #5C5248;
  --gray-700: #3E362E;
  --gray-800: #2A231C;
  --gray-900: #1A1510;

  /* Status */
  --success: #27AE60;
  --success-light: #D4F5E2;
  --warning: #F39C12;
  --warning-light: #FEF3C7;
  --error: #E53E3E;
  --error-light: #FED7D7;
  --info: #3182CE;
  --info-light: #EBF8FF;

  /* Tipografia */
  --font-serif: 'Playfair Display', Georgia, serif;
  --font-sans: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', 'Courier New', monospace;

  /* Espaçamento */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;

  /* Bordas */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  /* Sombras */
  --shadow-sm: 0 1px 3px rgba(84,53,30,0.08), 0 1px 2px rgba(84,53,30,0.04);
  --shadow-md: 0 4px 16px rgba(84,53,30,0.12), 0 2px 6px rgba(84,53,30,0.06);
  --shadow-lg: 0 8px 32px rgba(84,53,30,0.16), 0 4px 12px rgba(84,53,30,0.08);
  --shadow-xl: 0 20px 60px rgba(84,53,30,0.2), 0 8px 20px rgba(84,53,30,0.1);
  --shadow-card: 0 2px 12px rgba(84,53,30,0.1);

  /* Transições */
  --transition: all 0.25s ease;
  --transition-slow: all 0.4s ease;

  /* Layout */
  --container-max: 1200px;
  --nav-height: 70px;
}

/* ---- Reset e Base ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-sans);
  background-color: var(--off-white);
  color: var(--gray-800);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--primary); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--primary-light); }

/* ---- Google Fonts Import ---- */
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,400;0,600;0,700;1,400&family=Inter:wght@300;400;500;600;700&display=swap');

/* ---- Container ---- */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

@media (max-width: 768px) {
  .container { padding: 0 var(--space-md); }
}

/* ============================================================
   NAVEGAÇÃO
   ============================================================ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--gray-100);
  z-index: 1000;
  transition: var(--transition);
}

.navbar.scrolled {
  box-shadow: var(--shadow-md);
  background: rgba(255, 255, 255, 0.99);
}

.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  text-decoration: none;
}

.brand-logo {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.2rem;
  font-weight: 700;
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--primary);
  line-height: 1.1;
}

.brand-subtitle {
  font-size: 0.65rem;
  color: var(--gray-500);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.navbar-links {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  list-style: none;
}

.navbar-links a {
  color: var(--gray-700);
  font-weight: 500;
  font-size: 0.9rem;
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.navbar-links a:hover {
  color: var(--primary);
  background: var(--gray-50);
}

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

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: var(--space-sm);
  background: none;
  border: none;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--primary);
  border-radius: 2px;
  transition: var(--transition);
}

@media (max-width: 768px) {
  .navbar-links, .navbar-actions { display: none; }
  .nav-toggle { display: flex; }

  .navbar.mobile-open .navbar-links {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background: white;
    padding: var(--space-lg);
    border-bottom: 1px solid var(--gray-100);
    box-shadow: var(--shadow-md);
    gap: var(--space-sm);
  }

  .navbar.mobile-open .navbar-actions {
    display: flex;
    padding: 0 var(--space-lg) var(--space-lg);
    position: absolute;
    top: calc(var(--nav-height) + 200px);
    left: 0;
    right: 0;
    background: white;
  }
}

/* ============================================================
   BOTÕES
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 0.65rem 1.4rem;
  border-radius: var(--radius-md);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  border: 2px solid transparent;
  transition: var(--transition);
  text-decoration: none;
  white-space: nowrap;
  line-height: 1;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: white;
  border-color: transparent;
  box-shadow: 0 4px 12px rgba(84,53,30,0.3);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary));
  box-shadow: 0 6px 20px rgba(84,53,30,0.4);
  transform: translateY(-1px);
  color: white;
}

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

.btn-outline:hover {
  background: var(--primary);
  color: white;
  transform: translateY(-1px);
}

.btn-white {
  background: white;
  color: var(--primary);
  border-color: white;
  box-shadow: var(--shadow-sm);
}

.btn-white:hover {
  background: var(--gray-50);
  transform: translateY(-1px);
  color: var(--primary);
}

.btn-success {
  background: linear-gradient(135deg, var(--success), #2ecc71);
  color: white;
}

.btn-danger {
  background: linear-gradient(135deg, var(--error), #c0392b);
  color: white;
}

.btn-ghost {
  background: transparent;
  color: var(--gray-600);
  border-color: var(--gray-200);
}

.btn-ghost:hover {
  background: var(--gray-50);
  border-color: var(--gray-300);
  color: var(--gray-700);
}

.btn-sm { padding: 0.45rem 1rem; font-size: 0.82rem; }
.btn-lg { padding: 0.85rem 2rem; font-size: 1rem; }
.btn-xl { padding: 1.1rem 2.5rem; font-size: 1.1rem; }
.btn-block { width: 100%; }

.btn-loading::after {
  content: '';
  width: 14px;
  height: 14px;
  border: 2px solid rgba(255,255,255,0.4);
  border-top-color: white;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  margin-left: var(--space-sm);
}

/* ============================================================
   FORMULÁRIOS
   ============================================================ */
.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  margin-bottom: var(--space-lg);
}

.form-label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--gray-700);
}

.form-label .required { color: var(--error); margin-left: 2px; }

.form-control {
  width: 100%;
  padding: 0.7rem 1rem;
  border: 2px solid var(--gray-200);
  border-radius: var(--radius-md);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  color: var(--gray-800);
  background: white;
  transition: var(--transition);
  outline: none;
  appearance: none;
}

.form-control:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(84,53,30,0.1);
}

.form-control::placeholder { color: var(--gray-400); }
.form-control:invalid { border-color: var(--error); }

.form-hint {
  font-size: 0.78rem;
  color: var(--gray-500);
}

.form-error {
  font-size: 0.78rem;
  color: var(--error);
  display: flex;
  align-items: center;
  gap: 4px;
}

.input-wrapper {
  position: relative;
}

.input-icon {
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--gray-400);
  pointer-events: none;
}

.input-wrapper .form-control { padding-left: 2.75rem; }

.input-action {
  position: absolute;
  right: 1rem;
  top: 50%;
  transform: translateY(-50%);
  cursor: pointer;
  color: var(--gray-400);
  background: none;
  border: none;
  padding: 0;
  transition: var(--transition);
}

.input-action:hover { color: var(--primary); }

/* Checkbox / Radio */
.form-check {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  cursor: pointer;
}

.form-check input[type="checkbox"],
.form-check input[type="radio"] {
  width: 18px;
  height: 18px;
  min-width: 18px;
  accent-color: var(--primary);
  margin-top: 2px;
  cursor: pointer;
}

.form-check-label {
  font-size: 0.875rem;
  color: var(--gray-700);
  line-height: 1.5;
}

/* ============================================================
   CARDS
   ============================================================ */
.card {
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  border: 1px solid var(--gray-100);
  overflow: hidden;
  transition: var(--transition);
}

.card:hover { box-shadow: var(--shadow-md); }

.card-header {
  padding: var(--space-lg) var(--space-xl);
  border-bottom: 1px solid var(--gray-100);
}

.card-body { padding: var(--space-xl); }
.card-footer {
  padding: var(--space-md) var(--space-xl);
  background: var(--gray-50);
  border-top: 1px solid var(--gray-100);
}

/* Course Card */
.course-card {
  background: white;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  border: 1px solid var(--gray-100);
  transition: var(--transition-slow);
  display: flex;
  flex-direction: column;
}

.course-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.course-card-thumb {
  aspect-ratio: 16/9;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  position: relative;
  overflow: hidden;
}

.course-card-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.course-card-thumb .workload-badge {
  position: absolute;
  bottom: var(--space-sm);
  right: var(--space-sm);
  background: rgba(0,0,0,0.7);
  color: white;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
}

.free-enroll-badge {
  position: absolute;
  top: var(--space-sm);
  left: var(--space-sm);
  background: var(--success);
  color: white;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  box-shadow: 0 2px 8px rgba(0,0,0,0.2);
}

.course-card-body {
  padding: var(--space-lg);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.course-card-title {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: var(--space-sm);
  line-height: 1.3;
}

.course-card-desc {
  font-size: 0.875rem;
  color: var(--gray-600);
  line-height: 1.6;
  flex: 1;
  margin-bottom: var(--space-md);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.course-card-instructor {
  font-size: 0.8rem;
  color: var(--gray-500);
  margin-bottom: var(--space-md);
}

.course-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-md);
  border-top: 1px solid var(--gray-100);
}

.course-price {
  font-size: 1rem;
  font-weight: 700;
  color: var(--primary);
}

.course-price.free { color: var(--success); }

/* ============================================================
   BADGES
   ============================================================ */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
}

.badge-primary { background: var(--gray-100); color: var(--primary); }
.badge-success { background: var(--success-light); color: var(--success); }
.badge-warning { background: var(--warning-light); color: var(--warning); }
.badge-error { background: var(--error-light); color: var(--error); }
.badge-info { background: var(--info-light); color: var(--info); }

/* ============================================================
   ALERTAS
   ============================================================ */
.alert {
  padding: var(--space-md) var(--space-lg);
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  border-left: 4px solid;
  margin-bottom: var(--space-md);
}

.alert-success { background: var(--success-light); color: #166534; border-color: var(--success); }
.alert-error { background: var(--error-light); color: #991B1B; border-color: var(--error); }
.alert-warning { background: var(--warning-light); color: #92400E; border-color: var(--warning); }
.alert-info { background: var(--info-light); color: #1E40AF; border-color: var(--info); }

/* ============================================================
   PROGRESS BAR
   ============================================================ */
.progress {
  width: 100%;
  height: 8px;
  background: var(--gray-100);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  border-radius: var(--radius-full);
  transition: width 0.6s ease;
}

/* ============================================================
   MODAL
   ============================================================ */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(17,15,42,0.6);
  backdrop-filter: blur(4px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-lg);
  opacity: 0;
  pointer-events: none;
  transition: var(--transition);
}

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

.modal {
  background: white;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  max-width: 540px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  transform: scale(0.95) translateY(10px);
  transition: var(--transition);
}

.modal-overlay.active .modal {
  transform: scale(1) translateY(0);
}

.modal-header {
  padding: var(--space-xl);
  border-bottom: 1px solid var(--gray-100);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-title {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  color: var(--primary);
}

.modal-close {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  background: var(--gray-50);
  border: none;
  cursor: pointer;
  font-size: 1.1rem;
  color: var(--gray-500);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.modal-close:hover { background: var(--gray-100); color: var(--gray-800); }
.modal-body { padding: var(--space-xl); }
.modal-footer {
  padding: var(--space-lg) var(--space-xl);
  border-top: 1px solid var(--gray-100);
  display: flex;
  gap: var(--space-sm);
  justify-content: flex-end;
}

/* ============================================================
   TOAST NOTIFICATIONS
   ============================================================ */
.toast-container {
  position: fixed;
  top: calc(var(--nav-height) + var(--space-md));
  right: var(--space-lg);
  z-index: 3000;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  max-width: 360px;
  width: 100%;
}

.toast {
  background: white;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  padding: var(--space-md) var(--space-lg);
  border-left: 4px solid var(--primary);
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  animation: slideInRight 0.3s ease;
}

.toast-success { border-color: var(--success); }
.toast-error { border-color: var(--error); }
.toast-warning { border-color: var(--warning); }

.toast-message {
  flex: 1;
  font-size: 0.875rem;
  color: var(--gray-700);
  line-height: 1.4;
}

/* ============================================================
   HERO SECTION
   ============================================================ */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 40%, var(--secondary) 100%);
  position: relative;
  overflow: hidden;
  padding-top: var(--nav-height);
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 20%, rgba(201,184,255,0.15) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 80%, rgba(78,205,196,0.1) 0%, transparent 50%);
}

.hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 120px;
  background: linear-gradient(0deg, var(--off-white), transparent);
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 700px;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  background: rgba(255,255,255,0.15);
  border: 1px solid rgba(255,255,255,0.3);
  border-radius: var(--radius-full);
  padding: 6px 16px;
  font-size: 0.8rem;
  font-weight: 600;
  color: rgba(255,255,255,0.9);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: var(--space-lg);
}

.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  font-weight: 700;
  color: white;
  line-height: 1.15;
  margin-bottom: var(--space-lg);
}

.hero-title span {
  background: linear-gradient(135deg, var(--accent-light), var(--teal));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-desc {
  font-size: 1.15rem;
  color: rgba(255,255,255,0.85);
  line-height: 1.7;
  margin-bottom: var(--space-2xl);
  max-width: 560px;
}

.hero-actions {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.hero-stats {
  display: flex;
  gap: var(--space-2xl);
  margin-top: var(--space-3xl);
  padding-top: var(--space-xl);
  border-top: 1px solid rgba(255,255,255,0.2);
  flex-wrap: wrap;
}

.hero-stat-value {
  font-size: 2rem;
  font-weight: 700;
  color: white;
  font-family: var(--font-serif);
}

.hero-stat-label {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.7);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* ============================================================
   SECTIONS
   ============================================================ */
.section {
  padding: var(--space-4xl) 0;
}

.section-sm { padding: var(--space-2xl) 0; }

.section-header {
  text-align: center;
  margin-bottom: var(--space-3xl);
}

.section-tag {
  display: inline-block;
  background: var(--gray-100);
  color: var(--primary);
  padding: 4px 14px;
  border-radius: var(--radius-full);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-md);
}

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(1.6rem, 3.5vw, 2.5rem);
  font-weight: 700;
  color: var(--gray-900);
  line-height: 1.2;
  margin-bottom: var(--space-md);
}

.section-desc {
  font-size: 1.05rem;
  color: var(--gray-600);
  line-height: 1.7;
  max-width: 580px;
  margin: 0 auto;
}

/* Grid de cursos */
.courses-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--space-xl);
}

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

/* Features grid */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-xl);
}

.feature-card {
  background: white;
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  box-shadow: var(--shadow-card);
  border: 1px solid var(--gray-100);
  text-align: center;
  transition: var(--transition-slow);
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.feature-icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--gray-100), var(--accent-light));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  margin: 0 auto var(--space-md);
}

.feature-title {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: var(--space-sm);
}

.feature-desc {
  font-size: 0.875rem;
  color: var(--gray-600);
  line-height: 1.6;
}

/* ============================================================
   RODAPÉ (FOOTER)
   ============================================================ */
.footer {
  background: linear-gradient(180deg, var(--gray-900), var(--gray-800));
  color: rgba(255,255,255,0.85);
  padding: var(--space-4xl) 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-3xl);
  margin-bottom: var(--space-3xl);
}

@media (max-width: 900px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: var(--space-xl); }
}
@media (max-width: 600px) {
  .footer-grid { grid-template-columns: 1fr; }
}

.footer-brand .brand-name { color: white; font-size: 1.3rem; }
.footer-brand .brand-subtitle { color: rgba(255,255,255,0.5); }

.footer-brand-desc {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.6);
  line-height: 1.7;
  margin-top: var(--space-md);
  margin-bottom: var(--space-lg);
}

.footer-col-title {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(255,255,255,0.4);
  margin-bottom: var(--space-md);
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.footer-links a {
  color: rgba(255,255,255,0.7);
  font-size: 0.875rem;
  transition: var(--transition);
}

.footer-links a:hover {
  color: var(--accent-light);
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  font-size: 0.875rem;
  color: rgba(255,255,255,0.7);
  margin-bottom: var(--space-sm);
  line-height: 1.5;
}

/* Base Legal */
.footer-legal {
  background: rgba(0,0,0,0.3);
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: var(--space-xl) 0;
}

.footer-legal-box {
  background: rgba(201,184,255,0.06);
  border: 1px solid rgba(201,184,255,0.15);
  border-radius: var(--radius-md);
  padding: var(--space-xl);
  margin-bottom: var(--space-lg);
}

.footer-legal-title {
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent-light);
  margin-bottom: var(--space-md);
}

.footer-legal-refs {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
}

.footer-legal-ref {
  background: rgba(201,184,255,0.1);
  border: 1px solid rgba(201,184,255,0.2);
  border-radius: var(--radius-sm);
  padding: 4px 10px;
  font-size: 0.75rem;
  color: rgba(255,255,255,0.8);
}

.footer-legal-text {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.55);
  line-height: 1.7;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.footer-copyright {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.4);
}

.footer-policy-links {
  display: flex;
  gap: var(--space-lg);
}

.footer-policy-links a {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.5);
  transition: var(--transition);
}

.footer-policy-links a:hover { color: var(--accent-light); }

/* ============================================================
   UTILITÁRIOS
   ============================================================ */
.text-center { text-align: center; }
.text-primary { color: var(--primary); }
.text-gray { color: var(--gray-600); }
.text-small { font-size: 0.85rem; }
.text-muted { color: var(--gray-500); }
.font-serif { font-family: var(--font-serif); }
.font-bold { font-weight: 700; }

.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }
.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mb-xl { margin-bottom: var(--space-xl); }

.gap-sm { gap: var(--space-sm); }
.gap-md { gap: var(--space-md); }
.gap-lg { gap: var(--space-lg); }

.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.flex-col { display: flex; flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-xl); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-lg); }

@media (max-width: 768px) {
  .grid-2 { grid-template-columns: 1fr; }
  .grid-3 { grid-template-columns: 1fr; }
}

.hidden { display: none !important; }
.show { display: block !important; }

/* Divider */
.divider {
  border: none;
  border-top: 1px solid var(--gray-100);
  margin: var(--space-xl) 0;
}

/* Separator texto */
.text-divider {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  color: var(--gray-400);
  font-size: 0.8rem;
  margin: var(--space-lg) 0;
}

.text-divider::before,
.text-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--gray-200);
}

/* Skeleton loading */
.skeleton {
  background: linear-gradient(90deg, var(--gray-100) 25%, var(--gray-200) 50%, var(--gray-100) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius-sm);
}

/* ============================================================
   ANIMAÇÕES
   ============================================================ */
@keyframes spin {
  to { transform: rotate(360deg); }
}

@keyframes shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes slideInRight {
  from { transform: translateX(100px); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.animate-fade-in { animation: fadeIn 0.4s ease; }

/* ============================================================
   RESPONSIVO - Utilitários
   ============================================================ */
@media (max-width: 768px) {
  .hide-mobile { display: none !important; }
}

@media (min-width: 769px) {
  .hide-desktop { display: none !important; }
}

/* Scroll customizado */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: var(--gray-50); }
::-webkit-scrollbar-thumb { background: var(--gray-300); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--primary-light); }

/* Selection */
::selection { background: var(--accent-light); color: var(--primary-dark); }