/* ===== BOTÕES ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-5);
  border: none;
  border-radius: var(--radius-md);
  font-weight: 500;
  font-size: var(--font-size-sm);
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
  line-height: 1.4;
  position: relative;
  overflow: hidden;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn:active {
  transform: translateY(0);
  box-shadow: var(--shadow-sm);
}

.btn--primary {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: white;
  box-shadow: 0 2px 8px var(--color-primary-glow);
}

.btn--primary:hover {
  box-shadow: var(--shadow-glow);
}

.btn--secondary {
  background: linear-gradient(135deg, var(--color-secondary), var(--color-secondary-dark));
  color: white;
}

.btn--danger {
  background: linear-gradient(135deg, var(--color-danger), #e11d48);
  color: white;
}

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

.btn--outline:hover {
  background-color: var(--color-primary-light);
  box-shadow: none;
}

.btn--ghost {
  background-color: transparent;
  color: var(--color-gray-600);
  padding: var(--space-2) var(--space-3);
}

.btn--ghost:hover {
  background-color: var(--color-gray-100);
  box-shadow: none;
  transform: none;
}

.btn--block {
  width: 100%;
}

.btn--lg {
  padding: var(--space-4) var(--space-8);
  font-size: var(--font-size-base);
  border-radius: var(--radius-lg);
}

/* ===== FORMULÁRIOS ===== */
.form-group {
  margin-bottom: var(--space-5);
}

.form-label {
  display: block;
  margin-bottom: var(--space-2);
  font-weight: 500;
  font-size: var(--font-size-sm);
  color: var(--color-gray-600);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border: 1.5px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  background-color: var(--color-gray-50);
  color: var(--color-gray-800);
  transition: all var(--transition-fast);
}

.form-input:hover,
.form-select:hover,
.form-textarea:hover {
  border-color: var(--color-gray-300);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  background-color: white;
  box-shadow: 0 0 0 4px var(--color-primary-glow);
}

.form-input::placeholder {
  color: var(--color-gray-400);
}

.form-textarea {
  min-height: 100px;
  resize: vertical;
}

.form-error {
  font-size: var(--font-size-xs);
  color: var(--color-danger);
  margin-top: var(--space-1);
}

/* ===== CARDS ===== */
.card {
  background-color: white;
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(0, 0, 0, 0.04);
  transition: all var(--transition-base);
}

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

.card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-4);
}

.card__title {
  font-size: var(--font-size-lg);
  font-weight: 600;
}

.card__body {
  color: var(--color-gray-600);
}

.card__footer {
  margin-top: var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-gray-100);
  display: flex;
  gap: var(--space-3);
}

/* ===== MODAL ===== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal {
  background-color: white;
  border-radius: var(--radius-2xl);
  padding: var(--space-8);
  width: 90%;
  max-width: 480px;
  max-height: 85vh;
  overflow-y: auto;
  transform: scale(0.9) translateY(20px);
  transition: transform var(--transition-slow);
  box-shadow: var(--shadow-xl);
}

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

.modal__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-6);
}

.modal__close {
  background: var(--color-gray-100);
  border: none;
  font-size: var(--font-size-lg);
  cursor: pointer;
  color: var(--color-gray-500);
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.modal__close:hover {
  color: var(--color-gray-700);
  background-color: var(--color-gray-200);
}

/* ===== BADGES ===== */
.badge {
  display: inline-flex;
  align-items: center;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: 600;
  letter-spacing: 0.01em;
}

.badge--success {
  background-color: #ecfdf5;
  color: #065f46;
}

.badge--warning {
  background-color: #fff7ed;
  color: #9a3412;
}

.badge--danger {
  background-color: #fff1f2;
  color: #9f1239;
}

.badge--info {
  background-color: var(--color-primary-light);
  color: var(--color-primary-dark);
}

/* ===== NAVBAR ===== */
.navbar {
  background-color: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
  padding: var(--space-4) 0;
  position: sticky;
  top: 0;
  z-index: 100;
}

.navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.navbar__brand {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--font-size-xl);
  font-weight: 800;
  color: var(--color-primary);
  letter-spacing: -0.03em;
}

.navbar__brand span {
  color: var(--color-secondary);
}

.navbar__actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

/* ===== NOTIFICATION TOAST ===== */
.toast-container {
  position: fixed;
  top: var(--space-6);
  right: var(--space-6);
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.toast {
  background-color: white;
  border-radius: var(--radius-lg);
  padding: var(--space-4) var(--space-5);
  box-shadow: var(--shadow-lg);
  border-left: 4px solid var(--color-primary);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  min-width: 280px;
  max-width: 380px;
  animation: toastSlide var(--transition-slow) ease forwards;
  font-size: var(--font-size-sm);
}

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

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

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

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

/* ===== ALERT PULSE ===== */
.pulse {
  animation: pulse 2.5s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(99, 102, 241, 0.3); }
  50% { box-shadow: 0 0 0 12px rgba(99, 102, 241, 0); }
}

/* ===== EMPTY STATE ===== */
.empty-state {
  text-align: center;
  padding: var(--space-16) var(--space-4);
  color: var(--color-gray-400);
}

.empty-state__icon {
  font-size: 3.5rem;
  margin-bottom: var(--space-4);
  opacity: 0.8;
}

.empty-state__text {
  font-size: var(--font-size-base);
  color: var(--color-gray-500);
}