/* ==========================================================================
   HASCHED - Componentes
   Bloques reutilizables del sistema de diseño
   ========================================================================== */

/* ========================================
   BOTONES
   ======================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-lg);
  font-size: var(--text-base);
  font-weight: var(--font-semibold);
  text-decoration: none;
  border: none;
  border-radius: 0;
  cursor: pointer;
  transition: background-color var(--transition-fast),
              transform var(--transition-fast),
              box-shadow var(--transition-fast);
  white-space: nowrap;
}

.btn svg {
  width: 1.25rem;
  height: 1.25rem;
  flex-shrink: 0;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn:active {
  transform: translateY(0);
}

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

/* Variante primaria */
.btn--primary {
  background-color: var(--color-primary);
  color: var(--color-heading);
}

.btn--primary:hover {
  background-color: var(--color-primary-dark);
}

/* Variante secundaria */
.btn--secondary {
  background-color: var(--color-secondary);
  color: var(--color-heading);
  border: var(--border-width-thick) solid var(--color-border);
}

.btn--secondary:hover {
  background-color: var(--color-secondary-dark);
}

/* Variante outline */
.btn--outline {
  background-color: var(--color-heading);
  color: var(--color-text-inverse);
  border: none;
}

.btn--outline:hover {
  background-color: rgba(31, 41, 55, 0.9);
}

/* Variante dark */
.btn--dark {
  background-color: var(--color-heading);
  color: var(--color-text-inverse);
}

.btn--dark:hover {
  background-color: rgba(31, 41, 55, 0.9);
}

/* Tamaños */
.btn--sm {
  padding: var(--space-xs) var(--space-md);
  font-size: var(--text-sm);
}

.btn--lg {
  padding: var(--space-md) var(--space-xl);
  font-size: var(--text-lg);
}

/* ========================================
   ICONOS
   ======================================== */

svg {
  flex-shrink: 0;
}

.icon {
  display: inline-block;
  width: 1.25rem;
  height: 1.25rem;
  stroke-width: 2;
  stroke: currentColor;
  fill: none;
  flex-shrink: 0;
}

.icon--sm {
  width: 1rem;
  height: 1rem;
}

.icon--lg {
  width: 1.5rem;
  height: 1.5rem;
}

.icon--xl {
  width: 2rem;
  height: 2rem;
}

/* ========================================
   ENLACES
   ======================================== */

.link {
  color: var(--color-text);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.link:hover {
  color: var(--color-heading);
}

.link--primary {
  color: var(--color-primary-dark);
  font-weight: var(--font-medium);
}

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

/* ========================================
   FORMULARIOS
   ======================================== */

.form-group {
  margin-bottom: var(--space-lg);
}

.form-label {
  display: block;
  margin-bottom: var(--space-xs);
  font-weight: var(--font-medium);
  color: var(--color-heading);
  font-size: var(--text-sm);
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: var(--space-sm) var(--space-md);
  font-size: var(--text-base);
  color: var(--color-text);
  background-color: var(--color-bg);
  border: var(--border-width) solid var(--color-border-input);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast),
              box-shadow var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(var(--color-primary-rgb), 0.1);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--color-text-muted);
}

.form-textarea {
  min-height: 120px;
  resize: vertical;
}

.form-error {
  display: block;
  margin-top: var(--space-xs);
  font-size: var(--text-sm);
  color: var(--color-error);
}

/* ========================================
   ALERTAS
   ======================================== */

.alert {
  padding: var(--space-md);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-lg);
  border-left: 4px solid;
}

.alert--success {
  background-color: #dcfce7;
  color: #166534;
  border-color: #22c55e;
}

.alert--error {
  background-color: #fee2e2;
  color: #991b1b;
  border-color: #ef4444;
}

.alert--warning {
  background-color: #fef3c7;
  color: #92400e;
  border-color: #f59e0b;
}

.alert--info {
  background-color: #dbeafe;
  color: #1e40af;
  border-color: #3b82f6;
}