/**
 * Components CSS - Botones, cards, forms y otros componentes reutilizables
 */

/* ========================================
   BOTONES
   ======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: 10px 20px;
    font-size: var(--font-size-base);
    font-weight: 500;
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

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

.btn-primary:hover:not(:disabled) {
    background: var(--primary-hover);
}

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

.btn-secondary:hover:not(:disabled) {
    background: var(--secondary-hover);
}

.btn-success {
    background: var(--success-color);
    color: white;
}

.btn-success:hover:not(:disabled) {
    background: #059669;
}

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

.btn-danger:hover:not(:disabled) {
    background: var(--danger-hover);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
}

.btn-outline:hover:not(:disabled) {
    background: var(--primary-color);
    color: white;
}

.btn-sm {
    padding: 6px 12px;
    font-size: var(--font-size-sm);
}

.btn-lg {
    padding: 14px 28px;
    font-size: var(--font-size-lg);
}

/* ========================================
   CARDS
   ======================================== */
.card {
    background: var(--bg-primary);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow);
    padding: var(--spacing-lg);
    transition: box-shadow var(--transition-base);
}

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

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

.card-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.card-body {
    color: var(--text-secondary);
}

.card-footer {
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border-color);
    display: flex;
    gap: var(--spacing-sm);
}

/* ========================================
   FORMS
   ======================================== */
.form-group {
    margin-bottom: var(--spacing-md);
}

.form-label {
    display: block;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-sm);
}

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: 10px 12px;
    font-size: var(--font-size-base);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    background: var(--bg-primary);
    color: var(--text-primary);
    transition: all var(--transition-fast);
}

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

.form-input::placeholder {
    color: var(--text-light);
}

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

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

.form-help {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    margin-top: var(--spacing-xs);
}

/* ========================================
   BADGES
   ======================================== */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 10px;
    font-size: var(--font-size-xs);
    font-weight: 500;
    border-radius: 12px;
    white-space: nowrap;
}

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

.badge-success {
    background: var(--success-light);
    color: var(--success-color);
}

.badge-danger {
    background: var(--danger-light);
    color: var(--danger-color);
}

.badge-warning {
    background: var(--warning-light);
    color: var(--warning-color);
}

.badge-secondary {
    background: var(--gray-100);
    color: var(--gray-600);
}

/* ========================================
   ALERTS
   ======================================== */
.alert {
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-md);
}

.alert-success {
    background: var(--success-light);
    color: var(--success-color);
    border: 1px solid var(--success-color);
}

.alert-error {
    background: var(--danger-light);
    color: var(--danger-color);
    border: 1px solid var(--danger-color);
}

.alert-warning {
    background: var(--warning-light);
    color: var(--warning-color);
    border: 1px solid var(--warning-color);
}

.alert-info {
    background: var(--primary-light);
    color: var(--primary-color);
    border: 1px solid var(--primary-color);
}

/* ========================================
   LOADING STATES
   ======================================== */
.loading {
    text-align: center;
    padding: var(--spacing-2xl);
    color: var(--text-secondary);
}

.empty-state {
    text-align: center;
    padding: var(--spacing-2xl);
}

.empty-state-icon {
    font-size: 64px;
    margin-bottom: var(--spacing-md);
}

.empty-state h3 {
    font-size: var(--font-size-2xl);
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.empty-state p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}

/* ========================================
   MODAL
   ======================================== */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal {
    background: var(--bg-primary);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-xl);
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
}

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

.modal-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin: 0;
}

.modal-body {
    padding: var(--spacing-lg);
}

.modal-footer {
    padding: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
    display: flex;
    gap: var(--spacing-sm);
    justify-content: flex-end;
}

/* ========================================
   DROPDOWN
   ======================================== */
.dropdown {
    position: relative;
    display: inline-block;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    right: 0;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    min-width: 200px;
    margin-top: var(--spacing-xs);
    z-index: 100;
}

.dropdown-item {
    display: block;
    padding: 10px 16px;
    color: var(--text-primary);
    text-decoration: none;
    transition: background var(--transition-fast);
    cursor: pointer;
}

.dropdown-item:hover {
    background: var(--gray-50);
}

.dropdown-divider {
    height: 1px;
    background: var(--border-color);
    margin: var(--spacing-xs) 0;
}

/* ========================================
   LOGOUT MODAL
   ======================================== */
.logout-modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    transition: background 0.3s ease;
    backdrop-filter: blur(0px);
    -webkit-backdrop-filter: blur(0px);
}

.logout-modal-overlay.active {
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
}

.logout-modal-overlay.exiting {
    background: rgba(0, 0, 0, 0);
    backdrop-filter: blur(0px);
    -webkit-backdrop-filter: blur(0px);
}

.logout-modal {
    background: var(--bg-secondary, #ffffff);
    border-radius: 20px;
    padding: 32px;
    max-width: 380px;
    width: 90%;
    text-align: center;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15), 0 4px 16px rgba(0, 0, 0, 0.08);
    border: 1px solid var(--border-primary, rgba(0,0,0,0.06));
    transform: scale(0.85) translateY(20px);
    opacity: 0;
    transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1), opacity 0.25s ease;
}

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

.logout-modal-overlay.exiting .logout-modal {
    transform: scale(0.9) translateY(-10px);
    opacity: 0;
    transition: transform 0.25s ease, opacity 0.2s ease;
}

.logout-modal-icon {
    font-size: 48px;
    margin-bottom: 12px;
    line-height: 1;
}

.logout-modal-title {
    font-size: 20px;
    font-weight: 700;
    margin: 0 0 8px 0;
    color: var(--text-primary, #111827);
}

.logout-modal-text {
    font-size: 15px;
    color: var(--text-tertiary, #6b7280);
    margin: 0 0 24px 0;
    line-height: 1.5;
}

.logout-modal-actions {
    display: flex;
    gap: 10px;
}

.logout-modal-btn {
    flex: 1;
    padding: 12px 20px;
    border-radius: 12px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    border: none;
}

.logout-modal-cancel {
    background: var(--bg-hover, #f3f4f6);
    color: var(--text-secondary, #374151);
    border: 1px solid var(--border-primary, #e5e7eb);
}

.logout-modal-cancel:hover {
    background: var(--bg-tertiary, #e5e7eb);
}

.logout-modal-confirm {
    background: #ef4444;
    color: #ffffff;
    box-shadow: 0 2px 8px rgba(239, 68, 68, 0.25);
}

.logout-modal-confirm:hover {
    background: #dc2626;
    box-shadow: 0 4px 14px rgba(239, 68, 68, 0.35);
    transform: translateY(-1px);
}

.logout-modal-confirm:active {
    transform: translateY(0);
}

/* Dark mode overrides */
[data-theme="dark"] .logout-modal {
    background: var(--bg-secondary);
    border-color: var(--border-primary);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4), 0 4px 16px rgba(0, 0, 0, 0.2);
}

[data-theme="dark"] .logout-modal-overlay.active {
    background: rgba(0, 0, 0, 0.6);
}

[data-theme="dark"] .logout-modal-cancel {
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    border-color: var(--border-primary);
}

[data-theme="dark"] .logout-modal-cancel:hover {
    background: var(--bg-hover);
}