/* ============================================
   REVO → A3FACTURA - DISEÑO MODERNO UI/UX
   ============================================ */

/* === ANIMACIONES AVANZADAS === */
@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-5px); }
}

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

@keyframes scaleIn {
    from { transform: scale(0.95); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}

@keyframes slideInRight {
    from { transform: translateX(20px); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

@keyframes progressBar {
    0% { width: 0%; }
    100% { width: 100%; }
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

.animate-pulse { animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite; }
.animate-bounce { animation: bounce 1s ease-in-out infinite; }
.animate-float { animation: float 3s ease-in-out infinite; }
.scale-in { animation: scaleIn 0.3s ease-out forwards; }
.slide-in-right { animation: slideInRight 0.3s ease-out forwards; }

/* === SYNC WIZARD === */
.sync-wizard {
    background: var(--white);
    border-radius: var(--radius-xl);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    border: 1px solid var(--gray-100);
}

.sync-wizard-header {
    background: var(--gradient-primary);
    color: white;
    padding: var(--space-10);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.sync-wizard-header::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 60%);
    pointer-events: none;
}

.sync-wizard-header h1 {
    margin: 0 0 var(--space-2);
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    position: relative;
}

.sync-wizard-header p {
    margin: 0;
    opacity: 0.9;
    position: relative;
}

.sync-wizard-body {
    padding: var(--space-8);
    background: linear-gradient(180deg, var(--gray-50) 0%, var(--white) 100%);
}

/* === STEPS INDICATOR === */
.steps-indicator {
    display: flex;
    justify-content: center;
    gap: var(--space-2);
    margin-bottom: var(--space-8);
    padding: var(--space-4);
    background: var(--white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
}

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

.step-circle {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--gray-100);
    color: var(--gray-400);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: var(--font-weight-bold);
    transition: all var(--transition-base);
    font-size: var(--font-size-sm);
    border: 2px solid transparent;
}

.step-item.active .step-circle {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 0 0 4px rgba(124, 58, 237, 0.15);
    border-color: var(--primary-light);
}

.step-item.completed .step-circle {
    background: var(--gradient-success);
    color: white;
    border-color: var(--success-light);
}

.step-label {
    font-size: var(--font-size-sm);
    color: var(--gray-500);
    font-weight: var(--font-weight-medium);
}

.step-item.active .step-label {
    color: var(--primary);
}

.step-item.completed .step-label {
    color: var(--success);
}

.step-connector {
    width: 60px;
    height: 3px;
    background: var(--gray-200);
    margin: 0 var(--space-2);
    border-radius: var(--radius-full);
    position: relative;
    overflow: hidden;
}

.step-connector.completed {
    background: var(--success-light);
}

.step-connector.completed::after {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--gradient-success);
}

/* === DATE RANGE PICKER === */
.date-range-picker {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    margin-bottom: var(--space-6);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--gray-100);
}

.date-range-header {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-4);
}

.date-range-header h3 {
    margin: 0;
    font-size: var(--font-size-lg);
}

.date-quick-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin-bottom: var(--space-4);
}

.date-quick-btn {
    padding: var(--space-2) var(--space-4);
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-weight: var(--font-weight-medium);
}

.date-quick-btn:hover {
    border-color: var(--primary);
    color: var(--primary);
    background: var(--primary-50);
}

.date-quick-btn.active {
    background: var(--gradient-primary);
    border-color: var(--primary);
    color: white;
    box-shadow: 0 2px 8px rgba(124, 58, 237, 0.3);
}

.date-inputs {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: var(--space-4);
    align-items: end;
}

.date-separator {
    padding-bottom: var(--space-3);
    color: var(--gray-400);
    font-size: var(--font-size-lg);
}

/* === PROGRESS INDICATOR === */
.sync-progress {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: var(--space-10);
    text-align: center;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
    border: 1px solid var(--gray-100);
}

.progress-icon {
    width: 90px;
    height: 90px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-6);
    font-size: 2.75rem;
    color: white;
    animation: pulse 2s ease-in-out infinite;
    box-shadow: 0 10px 30px rgba(124, 58, 237, 0.3);
}

.progress-bar-container {
    background: var(--gray-100);
    border-radius: var(--radius-full);
    height: 10px;
    overflow: hidden;
    margin: var(--space-4) 0;
}

.progress-bar {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
    transition: width 0.3s ease;
    position: relative;
    overflow: hidden;
}

.progress-bar::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
    animation: shimmer 1.5s infinite;
}

.progress-text {
    font-size: var(--font-size-sm);
    color: var(--gray-500);
    margin-top: var(--space-2);
}

/* === SYNC RESULTS === */
.sync-results {
    background: linear-gradient(135deg, rgba(5, 150, 105, 0.08) 0%, rgba(16, 185, 129, 0.04) 100%);
    border-radius: var(--radius-xl);
    padding: var(--space-10);
    text-align: center;
    border: 1px solid rgba(5, 150, 105, 0.15);
    position: relative;
    overflow: hidden;
}

.sync-results::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-success);
}

.sync-results.error {
    background: linear-gradient(135deg, rgba(220, 38, 38, 0.08) 0%, rgba(239, 68, 68, 0.04) 100%);
    border-color: rgba(220, 38, 38, 0.15);
}

.sync-results.error::before {
    background: linear-gradient(135deg, #DC2626 0%, #EF4444 100%);
}

.result-icon {
    width: 90px;
    height: 90px;
    background: var(--gradient-success);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-6);
    font-size: 2.75rem;
    color: white;
    animation: scaleIn 0.5s ease-out;
    box-shadow: 0 10px 30px rgba(5, 150, 105, 0.3);
}

.sync-results.error .result-icon {
    background: linear-gradient(135deg, #DC2626 0%, #EF4444 100%);
    box-shadow: 0 10px 30px rgba(220, 38, 38, 0.3);
}

.result-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: var(--space-4);
    margin-top: var(--space-6);
}

.result-stat {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: var(--space-5);
    text-align: center;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.04);
    border: 1px solid var(--gray-100);
    transition: all var(--transition-base);
}

.result-stat:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
}

.result-stat-value {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.result-stat-label {
    font-size: var(--font-size-sm);
    color: var(--gray-500);
    margin-top: var(--space-1);
}

/* === STAT CARDS MEJORADAS === */
.stat-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
    border: 1px solid var(--gray-100);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
}

.stat-card.success::before { background: var(--gradient-success); }
.stat-card.warning::before { background: var(--gradient-warm); }
.stat-card.danger::before { background: linear-gradient(135deg, #DC2626 0%, #EF4444 100%); }
.stat-card.info::before { background: var(--gradient-cool); }

.stat-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    border-color: var(--gray-200);
}

.stat-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-3);
}

.stat-card-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.stat-card.primary .stat-card-icon { 
    background: var(--primary-50); 
    color: var(--primary);
}
.stat-card.success .stat-card-icon { 
    background: var(--success-50); 
    color: var(--success);
}
.stat-card.warning .stat-card-icon { 
    background: var(--warning-50); 
    color: var(--warning);
}
.stat-card.danger .stat-card-icon { 
    background: var(--danger-50); 
    color: var(--danger);
}

.stat-card-value {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-bold);
    line-height: 1;
    margin-bottom: var(--space-2);
}

.stat-card.primary .stat-card-value { 
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.stat-card.success .stat-card-value { 
    background: var(--gradient-success);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.stat-card.warning .stat-card-value { 
    background: var(--gradient-warm);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.stat-card.danger .stat-card-value { 
    background: linear-gradient(135deg, #DC2626 0%, #EF4444 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-card-label {
    font-size: var(--font-size-sm);
    color: var(--gray-500);
    font-weight: var(--font-weight-medium);
}

/* === MINI STAT CARDS - Compactas para dashboard === */
.mini-stat {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: var(--space-3);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: var(--space-3);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.mini-stat::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
}

.mini-stat.primary::before { background: var(--gradient-primary); }
.mini-stat.success::before { background: var(--gradient-success); }
.mini-stat.warning::before { background: var(--gradient-warm); }
.mini-stat.danger::before { background: var(--danger); }
.mini-stat.info::before { background: var(--info); }

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

.mini-stat-icon {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    background: rgba(79, 70, 229, 0.1);
    flex-shrink: 0;
}

.mini-stat.primary .mini-stat-icon { background: rgba(79, 70, 229, 0.1); }
.mini-stat.success .mini-stat-icon { background: rgba(16, 185, 129, 0.1); }
.mini-stat.warning .mini-stat-icon { background: rgba(245, 158, 11, 0.1); }
.mini-stat.danger .mini-stat-icon { background: rgba(239, 68, 68, 0.1); }
.mini-stat.info .mini-stat-icon { background: rgba(59, 130, 246, 0.1); }

.mini-stat-content {
    flex: 1;
    min-width: 0;
}

.mini-stat-value {
    font-size: 1.25rem;
    font-weight: var(--font-weight-bold);
    line-height: 1.1;
    color: var(--gray-800);
}

.mini-stat.primary .mini-stat-value { color: var(--primary); }
.mini-stat.success .mini-stat-value { color: var(--success); }
.mini-stat.warning .mini-stat-value { color: var(--warning); }
.mini-stat.danger .mini-stat-value { color: var(--danger); }
.mini-stat.info .mini-stat-value { color: var(--info); }

.mini-stat-label {
    font-size: 0.7rem;
    color: var(--gray-500);
    font-weight: var(--font-weight-medium);
    text-transform: uppercase;
    letter-spacing: 0.025em;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* === QUICK ACTIONS - Botones de acción compactos === */
.quick-action {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: var(--space-3);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-2);
    text-decoration: none;
    color: inherit;
    transition: all var(--transition-base);
    cursor: pointer;
    position: relative;
}

.quick-action:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-light);
}

.quick-action.has-alert {
    border-color: var(--danger);
}

.quick-action-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary) 100%);
}

.quick-action-icon.sync { background: linear-gradient(135deg, #818cf8 0%, #6366f1 100%); }
.quick-action-icon.send { background: linear-gradient(135deg, #34d399 0%, #10b981 100%); }
.quick-action-icon.view { background: linear-gradient(135deg, #60a5fa 0%, #3b82f6 100%); }
.quick-action-icon.config { background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%); }
.quick-action-icon.danger { background: linear-gradient(135deg, #f87171 0%, #ef4444 100%); }
.quick-action-icon.success { background: linear-gradient(135deg, #34d399 0%, #10b981 100%); }

.quick-action-label {
    font-size: 0.8rem;
    font-weight: var(--font-weight-medium);
    color: var(--gray-700);
    text-align: center;
}

.quick-action-badge {
    position: absolute;
    top: -4px;
    right: -4px;
    background: var(--danger);
    color: white;
    font-size: 0.65rem;
    font-weight: var(--font-weight-bold);
    padding: 2px 6px;
    border-radius: var(--radius-full);
    min-width: 18px;
    text-align: center;
}

/* Responsive: 3 columnas en tablets, 2 en móvil */
@media (max-width: 1024px) {
    .grid[style*="repeat(5, 1fr)"] {
        grid-template-columns: repeat(3, 1fr) !important;
    }
}

@media (max-width: 640px) {
    .grid[style*="repeat(5, 1fr)"] {
        grid-template-columns: repeat(2, 1fr) !important;
    }
    .mini-stat {
        padding: var(--space-2);
        gap: var(--space-2);
    }
    .mini-stat-icon {
        width: 36px;
        height: 36px;
        font-size: 1.2rem;
    }
    .mini-stat-value {
        font-size: 1rem;
    }
    .quick-action {
        padding: var(--space-2);
    }
    .quick-action-icon {
        width: 38px;
        height: 32px;
        font-size: 1rem;
    }
}

/* === ACTION CARDS === */
.action-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: var(--space-5);
    text-decoration: none;
    color: inherit;
    transition: all var(--transition-base);
    cursor: pointer;
}

.action-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-light);
}

.action-card-icon {
    width: 64px;
    height: 64px;
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    flex-shrink: 0;
    transition: all var(--transition-base);
}

.action-card:hover .action-card-icon {
    transform: scale(1.1);
}

.action-card.sync .action-card-icon {
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary) 100%);
    color: white;
}

.action-card.send .action-card-icon {
    background: linear-gradient(135deg, var(--success-light) 0%, var(--success) 100%);
    color: white;
}

.action-card.view .action-card-icon {
    background: linear-gradient(135deg, var(--info-light) 0%, var(--info) 100%);
    color: white;
}

.action-card.config .action-card-icon {
    background: linear-gradient(135deg, var(--gray-400) 0%, var(--gray-600) 100%);
    color: white;
}

.action-card-content h3 {
    margin: 0 0 var(--space-2);
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
}

.action-card-content p {
    margin: 0;
    font-size: var(--font-size-sm);
    color: var(--gray-500);
}

.action-card-arrow {
    margin-left: auto;
    color: var(--gray-400);
    transition: all var(--transition-fast);
}

.action-card:hover .action-card-arrow {
    color: var(--primary);
    transform: translateX(4px);
}

/* === TABLA MEJORADA === */
.data-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
}

.data-table thead {
    background: linear-gradient(180deg, var(--gray-50) 0%, var(--gray-100) 100%);
    position: sticky;
    top: 0;
    z-index: 10;
}

.data-table th {
    padding: var(--space-4) var(--space-4);
    text-align: left;
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    color: var(--gray-600);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-bottom: 2px solid var(--border-color);
    white-space: nowrap;
}

.data-table td {
    padding: var(--space-4);
    border-bottom: 1px solid var(--gray-100);
    transition: background var(--transition-fast);
}

.data-table tbody tr {
    transition: all var(--transition-fast);
}

.data-table tbody tr:hover {
    background: var(--gray-50);
}

.data-table tbody tr.selected {
    background: rgba(79, 70, 229, 0.05);
}

.data-table tbody tr:last-child td {
    border-bottom: none;
}

/* === CHECKBOX PERSONALIZADO === */
.custom-checkbox {
    position: relative;
    display: inline-flex;
    align-items: center;
    cursor: pointer;
}

.custom-checkbox input {
    position: absolute;
    opacity: 0;
    cursor: pointer;
    height: 0;
    width: 0;
}

.custom-checkbox .checkmark {
    width: 20px;
    height: 20px;
    border: 2px solid var(--gray-300);
    border-radius: var(--radius-sm);
    background: var(--white);
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
}

.custom-checkbox:hover .checkmark {
    border-color: var(--primary);
}

.custom-checkbox input:checked ~ .checkmark {
    background: var(--primary);
    border-color: var(--primary);
}

.custom-checkbox .checkmark::after {
    content: '✓';
    color: white;
    font-size: 12px;
    font-weight: bold;
    opacity: 0;
    transform: scale(0);
    transition: all var(--transition-fast);
}

.custom-checkbox input:checked ~ .checkmark::after {
    opacity: 1;
    transform: scale(1);
}

/* === EMPTY STATE === */
.empty-state {
    text-align: center;
    padding: var(--space-16) var(--space-8);
}

.empty-state-icon {
    width: 120px;
    height: 120px;
    background: var(--gray-100);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-6);
    font-size: 3rem;
}

.empty-state h3 {
    margin: 0 0 var(--space-2);
    color: var(--gray-700);
}

.empty-state p {
    color: var(--gray-500);
    margin: 0 0 var(--space-6);
}

/* === SEARCH BOX === */
.search-box {
    position: relative;
    max-width: 400px;
}

.search-box input {
    width: 100%;
    padding: var(--space-3) var(--space-4) var(--space-3) var(--space-12);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    transition: all var(--transition-fast);
}

.search-box input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

.search-box-icon {
    position: absolute;
    left: var(--space-4);
    top: 50%;
    transform: translateY(-50%);
    color: var(--gray-400);
}

/* === FILTER BAR === */
.filter-bar {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-4);
    align-items: flex-end;
    padding: var(--space-4) 0;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: var(--space-4);
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
}

.filter-label {
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* === SKELETON LOADING === */
.skeleton {
    background: linear-gradient(90deg, var(--gray-200) 25%, var(--gray-100) 50%, var(--gray-200) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: var(--radius-md);
}

.skeleton-text {
    height: 16px;
    margin-bottom: var(--space-2);
}

.skeleton-text.short { width: 60%; }
.skeleton-text.medium { width: 80%; }
.skeleton-text.long { width: 100%; }

.skeleton-card {
    height: 100px;
    margin-bottom: var(--space-4);
}

/* === TOAST MEJORADO === */
.toast-container {
    position: fixed;
    top: var(--space-6);
    right: var(--space-6);
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    pointer-events: none;
}

.toast {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: var(--space-4) var(--space-5);
    box-shadow: var(--shadow-xl);
    min-width: 320px;
    max-width: 420px;
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    animation: slideInRight 0.3s ease-out;
    pointer-events: auto;
    border-left: 4px solid;
}

.toast.success { border-color: var(--success); }
.toast.error { border-color: var(--danger); }
.toast.warning { border-color: var(--warning); }
.toast.info { border-color: var(--info); }

.toast-icon {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 14px;
}

.toast.success .toast-icon { background: rgba(16, 185, 129, 0.1); color: var(--success); }
.toast.error .toast-icon { background: rgba(239, 68, 68, 0.1); color: var(--danger); }
.toast.warning .toast-icon { background: rgba(245, 158, 11, 0.1); color: var(--warning); }
.toast.info .toast-icon { background: rgba(59, 130, 246, 0.1); color: var(--info); }

.toast-content {
    flex: 1;
}

.toast-title {
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--space-1);
}

.toast-message {
    font-size: var(--font-size-sm);
    color: var(--gray-600);
}

.toast-close {
    background: none;
    border: none;
    color: var(--gray-400);
    cursor: pointer;
    padding: 0;
    font-size: 18px;
    line-height: 1;
    transition: color var(--transition-fast);
}

.toast-close:hover {
    color: var(--gray-600);
}

/* === MODAL MEJORADO === */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9998;
    animation: fadeIn 0.2s ease-out;
}

.modal-content {
    background: var(--white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow: hidden;
    animation: scaleIn 0.3s ease-out;
}

.modal-header {
    padding: var(--space-6);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-header h2 {
    margin: 0;
    font-size: var(--font-size-xl);
}

.modal-body {
    padding: var(--space-6);
    overflow-y: auto;
    max-height: calc(90vh - 160px);
}

.modal-footer {
    padding: var(--space-4) var(--space-6);
    border-top: 1px solid var(--border-color);
    display: flex;
    gap: var(--space-3);
    justify-content: flex-end;
    background: var(--gray-50);
}

/* === CONFIRM MODAL === */
.confirm-modal-icon {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-4);
    font-size: 2rem;
}

.confirm-modal-icon.warning {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning);
}

.confirm-modal-icon.danger {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
}

.confirm-modal-icon.success {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success);
}

/* === RESPONSIVE === */
@media (max-width: 768px) {
    .sync-wizard-body {
        padding: var(--space-4);
    }
    
    .date-inputs {
        grid-template-columns: 1fr;
    }
    
    .date-separator {
        display: none;
    }
    
    .steps-indicator {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .step-connector {
        width: 2px;
        height: 20px;
        margin: var(--space-1) 0 var(--space-1) 19px;
    }
    
    .result-stats {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .action-card {
        flex-direction: column;
        text-align: center;
    }
    
    .action-card-arrow {
        display: none;
    }
}