/* ============================================
   BOTÕES
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 10px 18px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.9rem;
  transition: all var(--transition-fast);
  white-space: nowrap;
  border: 1px solid transparent;
}
.btn:active { transform: scale(0.97); }

.btn-primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 2px 8px rgba(37, 99, 235, 0.25);
}
.btn-primary:hover { filter: brightness(1.1); }

.btn-secondary {
  background: var(--bg-muted);
  color: var(--text-primary);
}
.btn-secondary:hover { background: var(--bg-hover); }

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

.btn-danger {
  background: var(--danger);
  color: #fff;
}

.btn-icon {
  width: 38px;
  height: 38px;
  padding: 0;
}

.btn-block { width: 100%; }

/* ============================================
   CARDS
   ============================================ */
.card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  transition: all var(--transition-base);
}
.card-hover:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--border-strong);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--border-subtle);
}

.card-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
}

/* ============================================
   STAT CARDS (Dashboard)
   ============================================ */
.stat-card {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-5);
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
}
.stat-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.stat-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  display: grid;
  place-items: center;
  font-size: 1.4rem;
  flex-shrink: 0;
}
.stat-icon.primary { background: var(--accent-soft); color: var(--accent-text); }
.stat-icon.success { background: rgba(16, 185, 129, 0.12); color: var(--success); }
.stat-icon.warning { background: rgba(245, 158, 11, 0.12); color: var(--warning); }
.stat-icon.danger  { background: rgba(239, 68, 68, 0.12);  color: var(--danger); }

.stat-label {
  font-size: 0.8rem;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
}
.stat-value {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1.1;
  margin-top: 2px;
}
.stat-trend {
  font-size: 0.75rem;
  font-weight: 600;
  margin-top: 4px;
}
.stat-trend.up { color: var(--success); }
.stat-trend.down { color: var(--danger); }

/* ============================================
   FORMULÁRIOS
   ============================================ */
.form-group { margin-bottom: var(--space-4); }

.form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: var(--space-2);
}

.form-control {
  width: 100%;
  padding: 10px 14px;
  background: var(--bg-surface-2);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 0.95rem;
  transition: all var(--transition-fast);
}
.form-control:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
.form-control::placeholder { color: var(--text-tertiary); }

.input-with-icon {
  position: relative;
}
.input-with-icon .form-control { padding-left: 40px; }
.input-with-icon i {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-tertiary);
}

/* ============================================
   TABELAS
   ============================================ */
.table-wrapper {
  overflow-x: auto;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  background: var(--bg-surface);
}

.table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}
.table th {
  text-align: left;
  padding: 14px 16px;
  background: var(--bg-surface-2);
  color: var(--text-secondary);
  font-weight: 600;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  border-bottom: 1px solid var(--border-subtle);
}
.table td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--border-subtle);
  color: var(--text-primary);
}
.table tbody tr { transition: background var(--transition-fast); }
.table tbody tr:hover { background: var(--bg-hover); }
.table tbody tr:last-child td { border-bottom: none; }

/* ============================================
   BADGES / STATUS
   ============================================ */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
}
.badge-success { background: rgba(16,185,129,0.12); color: var(--success); }
.badge-warning { background: rgba(245,158,11,0.12); color: var(--warning); }
.badge-danger  { background: rgba(239,68,68,0.12);  color: var(--danger); }
.badge-info    { background: rgba(6,182,212,0.12);  color: var(--info); }
.badge-neutral { background: var(--bg-muted); color: var(--text-secondary); }

/* ============================================
   TOASTS
   ============================================ */
.toast-container {
  position: fixed;
  top: calc(var(--header-height) + 12px);
  right: 16px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 8px;
  pointer-events: none;
}
.toast {
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-left: 4px solid var(--accent);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  min-width: 280px;
  max-width: 380px;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 12px;
  pointer-events: auto;
  animation: slideInRight 0.3s ease;
}
.toast.success { border-left-color: var(--success); }
.toast.error   { border-left-color: var(--danger); }
.toast.warning { border-left-color: var(--warning); }
.toast i { font-size: 1.25rem; }
.toast.success i { color: var(--success); }
.toast.error i   { color: var(--danger); }
.toast.warning i { color: var(--warning); }

@keyframes slideInRight {
  from { transform: translateX(120%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

@media (max-width: 768px) {
  .toast-container {
    top: auto;
    bottom: calc(var(--bottom-nav-height) + 12px);
    right: 12px;
    left: 12px;
  }
  .toast { min-width: auto; max-width: 100%; }
}

/* ============================================
   PAGE HEADER
   ============================================ */
.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-bottom: var(--space-6);
}
.page-title {
  font-size: 1.5rem;
  font-weight: 800;
}
.page-subtitle {
  color: var(--text-tertiary);
  font-size: 0.9rem;
  margin-top: 2px;
}

/* Grid helpers */
.grid { display: grid; gap: var(--space-4); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}