/**
 * HORÁRIO INTELIGENTE - Design System
 * Versão: 1.0.0
 * Data: 24/12/2024
 *
 * Sistema de design unificado para consistência visual
 * e acessibilidade em todas as páginas.
 */

/* ========================================
   1. CSS VARIABLES (Design Tokens)
   ======================================== */

:root {
  /* === Cores Primárias === */
  --hi-primary: #3b82f6;
  --hi-primary-dark: #2563eb;
  --hi-primary-light: #60a5fa;
  --hi-primary-50: #eff6ff;
  --hi-primary-100: #dbeafe;
  --hi-primary-200: #bfdbfe;

  /* === Cores Secundárias === */
  --hi-secondary: #6366f1;
  --hi-secondary-dark: #4f46e5;
  --hi-secondary-light: #818cf8;

  /* === Cores Semânticas === */
  --hi-success: #10b981;
  --hi-success-dark: #059669;
  --hi-success-light: #34d399;
  --hi-success-bg: #ecfdf5;

  --hi-warning: #f59e0b;
  --hi-warning-dark: #d97706;
  --hi-warning-light: #fbbf24;
  --hi-warning-bg: #fffbeb;

  --hi-error: #ef4444;
  --hi-error-dark: #dc2626;
  --hi-error-light: #f87171;
  --hi-error-bg: #fef2f2;

  --hi-info: #3b82f6;
  --hi-info-dark: #2563eb;
  --hi-info-light: #60a5fa;
  --hi-info-bg: #eff6ff;

  /* === Cores Neutras === */
  --hi-gray-50: #f9fafb;
  --hi-gray-100: #f3f4f6;
  --hi-gray-200: #e5e7eb;
  --hi-gray-300: #d1d5db;
  --hi-gray-400: #9ca3af;
  --hi-gray-500: #6b7280;
  --hi-gray-600: #4b5563;
  --hi-gray-700: #374151;
  --hi-gray-800: #1f2937;
  --hi-gray-900: #111827;

  /* === Cores de Texto === */
  --hi-text-primary: #1f2937;
  --hi-text-secondary: #6b7280;
  --hi-text-muted: #9ca3af;
  --hi-text-inverse: #ffffff;

  /* === Cores de Background === */
  --hi-bg-primary: #ffffff;
  --hi-bg-secondary: #f9fafb;
  --hi-bg-tertiary: #f3f4f6;

  /* === Cores de Borda === */
  --hi-border-light: #e5e7eb;
  --hi-border-medium: #d1d5db;
  --hi-border-dark: #9ca3af;

  /* === Tipografia === */
  --hi-font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  --hi-font-size-xs: 0.75rem;    /* 12px */
  --hi-font-size-sm: 0.875rem;   /* 14px */
  --hi-font-size-base: 1rem;     /* 16px */
  --hi-font-size-lg: 1.125rem;   /* 18px */
  --hi-font-size-xl: 1.25rem;    /* 20px */
  --hi-font-size-2xl: 1.5rem;    /* 24px */
  --hi-font-size-3xl: 1.875rem;  /* 30px */
  --hi-font-size-4xl: 2.25rem;   /* 36px */

  --hi-font-weight-normal: 400;
  --hi-font-weight-medium: 500;
  --hi-font-weight-semibold: 600;
  --hi-font-weight-bold: 700;

  --hi-line-height-tight: 1.25;
  --hi-line-height-normal: 1.5;
  --hi-line-height-relaxed: 1.75;

  /* === Espaçamento === */
  --hi-space-1: 0.25rem;   /* 4px */
  --hi-space-2: 0.5rem;    /* 8px */
  --hi-space-3: 0.75rem;   /* 12px */
  --hi-space-4: 1rem;      /* 16px */
  --hi-space-5: 1.25rem;   /* 20px */
  --hi-space-6: 1.5rem;    /* 24px */
  --hi-space-8: 2rem;      /* 32px */
  --hi-space-10: 2.5rem;   /* 40px */
  --hi-space-12: 3rem;     /* 48px */
  --hi-space-16: 4rem;     /* 64px */

  /* === Border Radius === */
  --hi-radius-sm: 0.25rem;   /* 4px */
  --hi-radius-md: 0.5rem;    /* 8px */
  --hi-radius-lg: 0.75rem;   /* 12px */
  --hi-radius-xl: 1rem;      /* 16px */
  --hi-radius-2xl: 1.5rem;   /* 24px */
  --hi-radius-full: 9999px;

  /* === Sombras === */
  --hi-shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --hi-shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --hi-shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --hi-shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);

  /* === Transições === */
  --hi-transition-fast: 150ms ease;
  --hi-transition-normal: 200ms ease;
  --hi-transition-slow: 300ms ease;

  /* === Z-Index === */
  --hi-z-dropdown: 100;
  --hi-z-sticky: 200;
  --hi-z-modal-backdrop: 300;
  --hi-z-modal: 400;
  --hi-z-toast: 500;
  --hi-z-tooltip: 600;

  /* === Touch Targets (Acessibilidade) === */
  --hi-touch-target-min: 44px;
  --hi-touch-target-comfortable: 48px;
}

/* ========================================
   2. RESET E BASE
   ======================================== */

.hi-base {
  font-family: var(--hi-font-family);
  font-size: var(--hi-font-size-base);
  line-height: var(--hi-line-height-normal);
  color: var(--hi-text-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ========================================
   3. BOTÕES
   ======================================== */

/* Base do botão */
.hi-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--hi-space-2);
  min-height: var(--hi-touch-target-min);
  padding: var(--hi-space-3) var(--hi-space-6);
  font-family: var(--hi-font-family);
  font-size: var(--hi-font-size-base);
  font-weight: var(--hi-font-weight-semibold);
  line-height: 1;
  text-decoration: none;
  border: 2px solid transparent;
  border-radius: var(--hi-radius-lg);
  cursor: pointer;
  transition: all var(--hi-transition-normal);
  white-space: nowrap;
  user-select: none;
}

.hi-btn:focus-visible {
  outline: 2px solid var(--hi-primary);
  outline-offset: 2px;
}

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

/* Botão Primário */
.hi-btn--primary {
  background-color: var(--hi-primary);
  color: var(--hi-text-inverse);
  border-color: var(--hi-primary);
}

.hi-btn--primary:hover:not(:disabled) {
  background-color: var(--hi-primary-dark);
  border-color: var(--hi-primary-dark);
  transform: translateY(-1px);
  box-shadow: var(--hi-shadow-md);
}

.hi-btn--primary:active:not(:disabled) {
  transform: translateY(0);
  box-shadow: none;
}

/* Botão Secundário */
.hi-btn--secondary {
  background-color: transparent;
  color: var(--hi-primary);
  border-color: var(--hi-primary);
}

.hi-btn--secondary:hover:not(:disabled) {
  background-color: var(--hi-primary-50);
}

/* Botão Sucesso */
.hi-btn--success {
  background-color: var(--hi-success);
  color: var(--hi-text-inverse);
  border-color: var(--hi-success);
}

.hi-btn--success:hover:not(:disabled) {
  background-color: var(--hi-success-dark);
  border-color: var(--hi-success-dark);
}

/* Botão Perigo */
.hi-btn--danger {
  background-color: var(--hi-error);
  color: var(--hi-text-inverse);
  border-color: var(--hi-error);
}

.hi-btn--danger:hover:not(:disabled) {
  background-color: var(--hi-error-dark);
  border-color: var(--hi-error-dark);
}

/* Botão Ghost */
.hi-btn--ghost {
  background-color: transparent;
  color: var(--hi-text-secondary);
  border-color: transparent;
}

.hi-btn--ghost:hover:not(:disabled) {
  background-color: var(--hi-gray-100);
  color: var(--hi-text-primary);
}

/* Tamanhos de Botão */
.hi-btn--sm {
  min-height: 36px;
  padding: var(--hi-space-2) var(--hi-space-4);
  font-size: var(--hi-font-size-sm);
}

.hi-btn--lg {
  min-height: 52px;
  padding: var(--hi-space-4) var(--hi-space-8);
  font-size: var(--hi-font-size-lg);
}

/* Botão com ícone apenas */
.hi-btn--icon {
  width: var(--hi-touch-target-min);
  height: var(--hi-touch-target-min);
  padding: 0;
  border-radius: var(--hi-radius-full);
}

.hi-btn--icon.hi-btn--lg {
  width: var(--hi-touch-target-comfortable);
  height: var(--hi-touch-target-comfortable);
}

/* Botão Full Width */
.hi-btn--full {
  width: 100%;
}

/* Botão com Loading */
.hi-btn--loading {
  position: relative;
  color: transparent !important;
  pointer-events: none;
}

.hi-btn--loading::after {
  content: '';
  position: absolute;
  width: 20px;
  height: 20px;
  border: 2px solid currentColor;
  border-right-color: transparent;
  border-radius: 50%;
  animation: hi-spin 0.6s linear infinite;
}

.hi-btn--primary.hi-btn--loading::after,
.hi-btn--success.hi-btn--loading::after,
.hi-btn--danger.hi-btn--loading::after {
  border-color: white;
  border-right-color: transparent;
}

@keyframes hi-spin {
  to { transform: rotate(360deg); }
}

/* ========================================
   4. FORMULÁRIOS
   ======================================== */

/* Grupo de formulário */
.hi-form-group {
  display: flex;
  flex-direction: column;
  gap: var(--hi-space-2);
  margin-bottom: var(--hi-space-4);
}

/* Label */
.hi-label {
  display: block;
  font-size: var(--hi-font-size-sm);
  font-weight: var(--hi-font-weight-medium);
  color: var(--hi-text-primary);
}

.hi-label--required::after {
  content: ' *';
  color: var(--hi-error);
}

/* Input base */
.hi-input {
  width: 100%;
  min-height: var(--hi-touch-target-min);
  padding: var(--hi-space-3) var(--hi-space-4);
  font-family: var(--hi-font-family);
  font-size: var(--hi-font-size-base);
  color: var(--hi-text-primary);
  background-color: var(--hi-bg-primary);
  border: 2px solid var(--hi-border-medium);
  border-radius: var(--hi-radius-lg);
  transition: all var(--hi-transition-fast);
}

.hi-input::placeholder {
  color: var(--hi-text-muted);
}

.hi-input:hover:not(:disabled) {
  border-color: var(--hi-border-dark);
}

.hi-input:focus {
  outline: none;
  border-color: var(--hi-primary);
  box-shadow: 0 0 0 3px var(--hi-primary-100);
}

.hi-input:disabled {
  background-color: var(--hi-gray-100);
  color: var(--hi-text-muted);
  cursor: not-allowed;
}

/* Input com estado de validação */
.hi-input--valid {
  border-color: var(--hi-success);
}

.hi-input--valid:focus {
  box-shadow: 0 0 0 3px var(--hi-success-bg);
}

.hi-input--invalid {
  border-color: var(--hi-error);
}

.hi-input--invalid:focus {
  box-shadow: 0 0 0 3px var(--hi-error-bg);
}

/* Input com ícone */
.hi-input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.hi-input-wrapper .hi-input {
  padding-left: var(--hi-space-10);
}

.hi-input-wrapper .hi-input-icon {
  position: absolute;
  left: var(--hi-space-4);
  color: var(--hi-text-muted);
  pointer-events: none;
}

.hi-input-wrapper .hi-input-icon--right {
  left: auto;
  right: var(--hi-space-4);
  pointer-events: auto;
  cursor: pointer;
}

.hi-input-wrapper .hi-input--has-icon-right {
  padding-right: var(--hi-space-10);
}

/* Mensagens de ajuda e erro */
.hi-form-hint {
  font-size: var(--hi-font-size-sm);
  color: var(--hi-text-secondary);
}

.hi-form-error {
  display: flex;
  align-items: center;
  gap: var(--hi-space-1);
  font-size: var(--hi-font-size-sm);
  color: var(--hi-error);
}

.hi-form-success {
  display: flex;
  align-items: center;
  gap: var(--hi-space-1);
  font-size: var(--hi-font-size-sm);
  color: var(--hi-success);
}

/* Checkbox e Radio */
.hi-checkbox,
.hi-radio {
  display: flex;
  align-items: center;
  gap: var(--hi-space-3);
  min-height: var(--hi-touch-target-min);
  cursor: pointer;
}

.hi-checkbox input,
.hi-radio input {
  width: 20px;
  height: 20px;
  margin: 0;
  cursor: pointer;
  accent-color: var(--hi-primary);
}

/* Select */
.hi-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%236b7280' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--hi-space-3) center;
  background-size: 20px;
  padding-right: var(--hi-space-10);
}

/* Textarea */
.hi-textarea {
  min-height: 100px;
  resize: vertical;
}

/* ========================================
   5. CARDS
   ======================================== */

.hi-card {
  background-color: var(--hi-bg-primary);
  border: 1px solid var(--hi-border-light);
  border-radius: var(--hi-radius-xl);
  box-shadow: var(--hi-shadow-sm);
  overflow: hidden;
}

.hi-card--hover:hover {
  box-shadow: var(--hi-shadow-md);
  transform: translateY(-2px);
  transition: all var(--hi-transition-normal);
}

.hi-card--clickable {
  cursor: pointer;
}

.hi-card__header {
  padding: var(--hi-space-4) var(--hi-space-6);
  border-bottom: 1px solid var(--hi-border-light);
}

.hi-card__body {
  padding: var(--hi-space-6);
}

.hi-card__footer {
  padding: var(--hi-space-4) var(--hi-space-6);
  border-top: 1px solid var(--hi-border-light);
  background-color: var(--hi-gray-50);
}

/* Card de Estatística */
.hi-stat-card {
  display: flex;
  flex-direction: column;
  gap: var(--hi-space-2);
  padding: var(--hi-space-6);
  background-color: var(--hi-bg-primary);
  border-radius: var(--hi-radius-xl);
  box-shadow: var(--hi-shadow-sm);
}

.hi-stat-card__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: var(--hi-radius-lg);
  font-size: var(--hi-font-size-xl);
}

.hi-stat-card__icon--primary {
  background-color: var(--hi-primary-100);
  color: var(--hi-primary);
}

.hi-stat-card__icon--success {
  background-color: var(--hi-success-bg);
  color: var(--hi-success);
}

.hi-stat-card__icon--warning {
  background-color: var(--hi-warning-bg);
  color: var(--hi-warning);
}

.hi-stat-card__icon--error {
  background-color: var(--hi-error-bg);
  color: var(--hi-error);
}

.hi-stat-card__value {
  font-size: var(--hi-font-size-3xl);
  font-weight: var(--hi-font-weight-bold);
  color: var(--hi-text-primary);
  line-height: 1;
}

.hi-stat-card__label {
  font-size: var(--hi-font-size-sm);
  color: var(--hi-text-secondary);
}

/* ========================================
   6. BADGES E TAGS
   ======================================== */

.hi-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--hi-space-1);
  padding: var(--hi-space-1) var(--hi-space-3);
  font-size: var(--hi-font-size-xs);
  font-weight: var(--hi-font-weight-medium);
  border-radius: var(--hi-radius-full);
  white-space: nowrap;
}

.hi-badge--primary {
  background-color: var(--hi-primary-100);
  color: var(--hi-primary-dark);
}

.hi-badge--success {
  background-color: var(--hi-success-bg);
  color: var(--hi-success-dark);
}

.hi-badge--warning {
  background-color: var(--hi-warning-bg);
  color: var(--hi-warning-dark);
}

.hi-badge--error {
  background-color: var(--hi-error-bg);
  color: var(--hi-error-dark);
}

.hi-badge--neutral {
  background-color: var(--hi-gray-100);
  color: var(--hi-gray-700);
}

/* Badge com ponto indicador (para status) */
.hi-badge--dot::before {
  content: '';
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: currentColor;
}

/* ========================================
   7. ESTADOS VAZIOS
   ======================================== */

.hi-empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--hi-space-12) var(--hi-space-6);
  text-align: center;
}

.hi-empty-state__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 80px;
  height: 80px;
  margin-bottom: var(--hi-space-6);
  font-size: 2.5rem;
  color: var(--hi-gray-300);
  background-color: var(--hi-gray-100);
  border-radius: var(--hi-radius-full);
}

.hi-empty-state__title {
  margin-bottom: var(--hi-space-2);
  font-size: var(--hi-font-size-lg);
  font-weight: var(--hi-font-weight-semibold);
  color: var(--hi-text-primary);
}

.hi-empty-state__description {
  max-width: 360px;
  margin-bottom: var(--hi-space-6);
  font-size: var(--hi-font-size-base);
  color: var(--hi-text-secondary);
}

/* ========================================
   8. LOADING STATES
   ======================================== */

/* Spinner */
.hi-spinner {
  display: inline-block;
  width: 24px;
  height: 24px;
  border: 3px solid var(--hi-gray-200);
  border-top-color: var(--hi-primary);
  border-radius: 50%;
  animation: hi-spin 0.8s linear infinite;
}

.hi-spinner--sm {
  width: 16px;
  height: 16px;
  border-width: 2px;
}

.hi-spinner--lg {
  width: 40px;
  height: 40px;
  border-width: 4px;
}

/* Skeleton Loading */
.hi-skeleton {
  background: linear-gradient(
    90deg,
    var(--hi-gray-200) 0%,
    var(--hi-gray-100) 50%,
    var(--hi-gray-200) 100%
  );
  background-size: 200% 100%;
  animation: hi-shimmer 1.5s infinite;
  border-radius: var(--hi-radius-md);
}

.hi-skeleton--text {
  height: 1em;
  margin-bottom: var(--hi-space-2);
}

.hi-skeleton--text:last-child {
  width: 70%;
}

.hi-skeleton--circle {
  border-radius: 50%;
}

.hi-skeleton--card {
  height: 120px;
}

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

/* Loading overlay */
.hi-loading-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(2px);
  z-index: var(--hi-z-modal-backdrop);
}

/* ========================================
   9. TOAST NOTIFICATIONS
   ======================================== */

.hi-toast-container {
  position: fixed;
  top: var(--hi-space-4);
  right: var(--hi-space-4);
  z-index: var(--hi-z-toast);
  display: flex;
  flex-direction: column;
  gap: var(--hi-space-3);
  max-width: 400px;
  width: calc(100% - var(--hi-space-8));
}

@media (max-width: 640px) {
  .hi-toast-container {
    top: auto;
    bottom: var(--hi-space-4);
    left: var(--hi-space-4);
    right: var(--hi-space-4);
    max-width: 100%;
  }
}

.hi-toast {
  display: flex;
  align-items: flex-start;
  gap: var(--hi-space-3);
  padding: var(--hi-space-4);
  background-color: var(--hi-bg-primary);
  border-radius: var(--hi-radius-lg);
  box-shadow: var(--hi-shadow-lg);
  border-left: 4px solid;
  animation: hi-toast-in 0.3s ease;
}

.hi-toast--exiting {
  animation: hi-toast-out 0.3s ease forwards;
}

@keyframes hi-toast-in {
  from {
    opacity: 0;
    transform: translateX(100%);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes hi-toast-out {
  from {
    opacity: 1;
    transform: translateX(0);
  }
  to {
    opacity: 0;
    transform: translateX(100%);
  }
}

@media (max-width: 640px) {
  @keyframes hi-toast-in {
    from {
      opacity: 0;
      transform: translateY(100%);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }

  @keyframes hi-toast-out {
    from {
      opacity: 1;
      transform: translateY(0);
    }
    to {
      opacity: 0;
      transform: translateY(100%);
    }
  }
}

.hi-toast--success {
  border-left-color: var(--hi-success);
}

.hi-toast--error {
  border-left-color: var(--hi-error);
}

.hi-toast--warning {
  border-left-color: var(--hi-warning);
}

.hi-toast--info {
  border-left-color: var(--hi-info);
}

.hi-toast__icon {
  flex-shrink: 0;
  font-size: var(--hi-font-size-xl);
}

.hi-toast--success .hi-toast__icon { color: var(--hi-success); }
.hi-toast--error .hi-toast__icon { color: var(--hi-error); }
.hi-toast--warning .hi-toast__icon { color: var(--hi-warning); }
.hi-toast--info .hi-toast__icon { color: var(--hi-info); }

.hi-toast__content {
  flex: 1;
  min-width: 0;
}

.hi-toast__title {
  font-size: var(--hi-font-size-base);
  font-weight: var(--hi-font-weight-semibold);
  color: var(--hi-text-primary);
  margin-bottom: var(--hi-space-1);
}

.hi-toast__message {
  font-size: var(--hi-font-size-sm);
  color: var(--hi-text-secondary);
}

.hi-toast__close {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  color: var(--hi-text-muted);
  background: none;
  border: none;
  border-radius: var(--hi-radius-md);
  cursor: pointer;
  transition: all var(--hi-transition-fast);
}

.hi-toast__close:hover {
  background-color: var(--hi-gray-100);
  color: var(--hi-text-primary);
}

/* ========================================
   10. MODAL
   ======================================== */

.hi-modal-backdrop {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
  z-index: var(--hi-z-modal-backdrop);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--hi-space-4);
  opacity: 0;
  visibility: hidden;
  transition: all var(--hi-transition-normal);
}

.hi-modal-backdrop--visible {
  opacity: 1;
  visibility: visible;
}

.hi-modal {
  position: relative;
  width: 100%;
  max-width: 500px;
  max-height: calc(100vh - var(--hi-space-8));
  background-color: var(--hi-bg-primary);
  border-radius: var(--hi-radius-xl);
  box-shadow: var(--hi-shadow-xl);
  overflow: hidden;
  transform: scale(0.95) translateY(20px);
  transition: transform var(--hi-transition-normal);
}

.hi-modal-backdrop--visible .hi-modal {
  transform: scale(1) translateY(0);
}

.hi-modal--sm { max-width: 400px; }
.hi-modal--lg { max-width: 700px; }
.hi-modal--xl { max-width: 900px; }
.hi-modal--full {
  max-width: calc(100vw - var(--hi-space-8));
  max-height: calc(100vh - var(--hi-space-8));
}

.hi-modal__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--hi-space-4) var(--hi-space-6);
  border-bottom: 1px solid var(--hi-border-light);
}

.hi-modal__title {
  font-size: var(--hi-font-size-lg);
  font-weight: var(--hi-font-weight-semibold);
  color: var(--hi-text-primary);
  margin: 0;
}

.hi-modal__close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: var(--hi-touch-target-min);
  height: var(--hi-touch-target-min);
  margin: calc(var(--hi-space-2) * -1);
  color: var(--hi-text-muted);
  background: none;
  border: none;
  border-radius: var(--hi-radius-lg);
  cursor: pointer;
  transition: all var(--hi-transition-fast);
}

.hi-modal__close:hover {
  background-color: var(--hi-gray-100);
  color: var(--hi-text-primary);
}

.hi-modal__close:focus-visible {
  outline: 2px solid var(--hi-primary);
  outline-offset: 2px;
}

.hi-modal__body {
  padding: var(--hi-space-6);
  overflow-y: auto;
  max-height: calc(100vh - 200px);
}

.hi-modal__footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--hi-space-3);
  padding: var(--hi-space-4) var(--hi-space-6);
  border-top: 1px solid var(--hi-border-light);
  background-color: var(--hi-gray-50);
}

@media (max-width: 640px) {
  .hi-modal {
    max-width: 100%;
    max-height: 100%;
    border-radius: 0;
    margin: 0;
  }

  .hi-modal-backdrop {
    padding: 0;
  }

  .hi-modal__footer {
    flex-direction: column;
  }

  .hi-modal__footer .hi-btn {
    width: 100%;
  }
}

/* ========================================
   11. NAVEGAÇÃO
   ======================================== */

/* Bottom Navigation (Mobile) */
.hi-bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  display: none;
  background-color: var(--hi-bg-primary);
  border-top: 1px solid var(--hi-border-light);
  box-shadow: 0 -4px 6px -1px rgb(0 0 0 / 0.1);
  z-index: var(--hi-z-sticky);
  padding-bottom: env(safe-area-inset-bottom);
}

@media (max-width: 768px) {
  .hi-bottom-nav {
    display: flex;
  }

  /* Adiciona padding ao body para não sobrepor conteúdo */
  body.has-bottom-nav {
    padding-bottom: 70px;
  }
}

.hi-bottom-nav__item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--hi-space-1);
  min-height: 60px;
  padding: var(--hi-space-2);
  color: var(--hi-text-muted);
  text-decoration: none;
  background: none;
  border: none;
  cursor: pointer;
  transition: color var(--hi-transition-fast);
}

.hi-bottom-nav__item:hover,
.hi-bottom-nav__item--active {
  color: var(--hi-primary);
}

.hi-bottom-nav__item i {
  font-size: 1.25rem;
}

.hi-bottom-nav__item span {
  font-size: var(--hi-font-size-xs);
  font-weight: var(--hi-font-weight-medium);
}

/* Botão central destacado */
.hi-bottom-nav__item--primary {
  position: relative;
  margin-top: -20px;
}

.hi-bottom-nav__item--primary::before {
  content: '';
  position: absolute;
  top: 0;
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, var(--hi-primary), var(--hi-primary-dark));
  border-radius: 50%;
  box-shadow: var(--hi-shadow-lg);
}

.hi-bottom-nav__item--primary i {
  position: relative;
  color: white;
  font-size: 1.5rem;
  z-index: 1;
}

.hi-bottom-nav__item--primary span {
  margin-top: var(--hi-space-1);
}

/* ========================================
   12. ACESSIBILIDADE
   ======================================== */

/* Skip Link */
.hi-skip-link {
  position: absolute;
  top: -100%;
  left: var(--hi-space-4);
  padding: var(--hi-space-3) var(--hi-space-4);
  background-color: var(--hi-primary);
  color: var(--hi-text-inverse);
  border-radius: var(--hi-radius-md);
  font-weight: var(--hi-font-weight-semibold);
  text-decoration: none;
  z-index: 9999;
  transition: top var(--hi-transition-fast);
}

.hi-skip-link:focus {
  top: var(--hi-space-4);
}

/* Focus Visible Global */
*:focus-visible {
  outline: 2px solid var(--hi-primary);
  outline-offset: 2px;
}

/* Remove outline em clique de mouse */
*:focus:not(:focus-visible) {
  outline: none;
}

/* Screen Reader Only */
.hi-sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Reduzir animações para preferência do usuário */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* Alto contraste */
@media (prefers-contrast: high) {
  :root {
    --hi-primary: #0066cc;
    --hi-border-medium: #000000;
  }

  .hi-btn--primary {
    border: 2px solid #000000;
  }
}

/* ========================================
   13. UTILITÁRIOS
   ======================================== */

/* Flexbox */
.hi-flex { display: flex; }
.hi-flex-col { flex-direction: column; }
.hi-flex-wrap { flex-wrap: wrap; }
.hi-items-center { align-items: center; }
.hi-items-start { align-items: flex-start; }
.hi-items-end { align-items: flex-end; }
.hi-justify-center { justify-content: center; }
.hi-justify-between { justify-content: space-between; }
.hi-justify-end { justify-content: flex-end; }
.hi-flex-1 { flex: 1; }
.hi-gap-1 { gap: var(--hi-space-1); }
.hi-gap-2 { gap: var(--hi-space-2); }
.hi-gap-3 { gap: var(--hi-space-3); }
.hi-gap-4 { gap: var(--hi-space-4); }
.hi-gap-6 { gap: var(--hi-space-6); }

/* Grid */
.hi-grid { display: grid; }
.hi-grid-cols-1 { grid-template-columns: repeat(1, minmax(0, 1fr)); }
.hi-grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.hi-grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.hi-grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }

@media (min-width: 640px) {
  .sm\:hi-grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .sm\:hi-grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (min-width: 768px) {
  .md\:hi-grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .md\:hi-grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .md\:hi-grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}

/* Margin e Padding */
.hi-m-0 { margin: 0; }
.hi-mt-4 { margin-top: var(--hi-space-4); }
.hi-mt-6 { margin-top: var(--hi-space-6); }
.hi-mb-4 { margin-bottom: var(--hi-space-4); }
.hi-mb-6 { margin-bottom: var(--hi-space-6); }
.hi-mx-auto { margin-left: auto; margin-right: auto; }

.hi-p-0 { padding: 0; }
.hi-p-4 { padding: var(--hi-space-4); }
.hi-p-6 { padding: var(--hi-space-6); }
.hi-px-4 { padding-left: var(--hi-space-4); padding-right: var(--hi-space-4); }
.hi-py-4 { padding-top: var(--hi-space-4); padding-bottom: var(--hi-space-4); }

/* Texto */
.hi-text-center { text-align: center; }
.hi-text-left { text-align: left; }
.hi-text-right { text-align: right; }
.hi-text-sm { font-size: var(--hi-font-size-sm); }
.hi-text-lg { font-size: var(--hi-font-size-lg); }
.hi-text-xl { font-size: var(--hi-font-size-xl); }
.hi-text-2xl { font-size: var(--hi-font-size-2xl); }
.hi-font-medium { font-weight: var(--hi-font-weight-medium); }
.hi-font-semibold { font-weight: var(--hi-font-weight-semibold); }
.hi-font-bold { font-weight: var(--hi-font-weight-bold); }
.hi-text-primary { color: var(--hi-text-primary); }
.hi-text-secondary { color: var(--hi-text-secondary); }
.hi-text-muted { color: var(--hi-text-muted); }

/* Largura */
.hi-w-full { width: 100%; }
.hi-max-w-sm { max-width: 24rem; }
.hi-max-w-md { max-width: 28rem; }
.hi-max-w-lg { max-width: 32rem; }
.hi-max-w-xl { max-width: 36rem; }

/* Visibilidade */
.hi-hidden { display: none; }
.hi-visible { visibility: visible; }
.hi-invisible { visibility: hidden; }

@media (max-width: 639px) {
  .hi-hidden-mobile { display: none; }
}

@media (min-width: 640px) {
  .sm\:hi-block { display: block; }
  .sm\:hi-flex { display: flex; }
  .sm\:hi-hidden { display: none; }
}

@media (min-width: 768px) {
  .md\:hi-block { display: block; }
  .md\:hi-flex { display: flex; }
  .md\:hi-hidden { display: none; }
}

/* Truncar texto */
.hi-truncate {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.hi-line-clamp-2 {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ========================================
   14. ANIMAÇÕES
   ======================================== */

.hi-animate-fade-in {
  animation: hi-fade-in 0.3s ease;
}

.hi-animate-slide-up {
  animation: hi-slide-up 0.3s ease;
}

.hi-animate-pulse {
  animation: hi-pulse 2s infinite;
}

@keyframes hi-fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes hi-slide-up {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

/* ========================================
   15. PRINT STYLES
   ======================================== */

@media print {
  .hi-no-print,
  .hi-toast-container,
  .hi-modal-backdrop,
  .hi-bottom-nav {
    display: none !important;
  }

  .hi-card {
    box-shadow: none;
    border: 1px solid #000;
  }
}