/* เพิ่มใน CSS ของระบบ */

/* Cart limit warning styles */
.cart-limit-warning {
    animation: pulse 2s infinite;
    background: linear-gradient(45deg, #f59e0b, #d97706);
}

.cart-limit-indicator {
    position: relative;
    overflow: hidden;
}

.cart-limit-indicator::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% { left: -100%; }
    100% { left: 100%; }
}

/* Cart item counter with limit */
.cart-counter {
    position: relative;
    transition: all 0.3s ease;
}

.cart-counter.warning {
    background: linear-gradient(45deg, #f59e0b, #d97706);
    animation: pulse 2s infinite;
}

.cart-counter.danger {
    background: linear-gradient(45deg, #ef4444, #dc2626);
    animation: shake 0.5s ease-in-out;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-2px); }
    75% { transform: translateX(2px); }
}

/* Cart limit progress bar */
.cart-limit-progress {
    width: 100%;
    height: 4px;
    background-color: #e5e7eb;
    border-radius: 2px;
    overflow: hidden;
}

.cart-limit-progress-bar {
    height: 100%;
    transition: all 0.3s ease;
    border-radius: 2px;
}

.cart-limit-progress-bar.safe {
    background: linear-gradient(90deg, #10b981, #059669);
}

.cart-limit-progress-bar.warning {
    background: linear-gradient(90deg, #f59e0b, #d97706);
}

.cart-limit-progress-bar.danger {
    background: linear-gradient(90deg, #ef4444, #dc2626);
    animation: pulse 1s infinite;
}

/* Cart item limit badge */
.cart-item-limit-badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 8px;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 9999px;
    transition: all 0.3s ease;
}

.cart-item-limit-badge.safe {
    background-color: #d1fae5;
    color: #065f46;
}

.cart-item-limit-badge.warning {
    background-color: #fef3c7;
    color: #92400e;
}

.cart-item-limit-badge.danger {
    background-color: #fee2e2;
    color: #991b1b;
    animation: pulse 2s infinite;
}

/* Cart settings form styles */
.cart-settings-form {
    background: #ffffff;
    border-radius: 0.5rem;
    box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1);
    border: 1px solid #e5e7eb;
}

.cart-settings-toggle {
    appearance: none;
    width: 2.5rem;
    height: 1.25rem;
    background-color: #d1d5db;
    border-radius: 9999px;
    position: relative;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.cart-settings-toggle:checked {
    background-color: #3b82f6;
}

.cart-settings-toggle::before {
    content: '';
    position: absolute;
    top: 0.125rem;
    left: 0.125rem;
    width: 1rem;
    height: 1rem;
    background-color: white;
    border-radius: 50%;
    transition: transform 0.3s ease;
}

.cart-settings-toggle:checked::before {
    transform: translateX(1.25rem);
}

/* Responsive cart limit display */
@media (max-width: 640px) {
    .cart-limit-info {
        font-size: 0.875rem;
        padding: 0.5rem;
    }
    
    .cart-counter {
        width: 1.25rem;
        height: 1.25rem;
        font-size: 0.75rem;
    }
}

/* Admin dashboard cart stats */
.cart-stats-card {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-radius: 0.75rem;
    padding: 1.5rem;
    position: relative;
    overflow: hidden;
}

.cart-stats-card::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 100px;
    height: 100px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transform: translate(30px, -30px);
}

.cart-stats-number {
    font-size: 2rem;
    font-weight: 700;
    line-height: 1;
    margin-bottom: 0.5rem;
}

.cart-stats-label {
    font-size: 0.875rem;
    opacity: 0.9;
}

/* Loading states */
.cart-loading {
    opacity: 0.6;
    pointer-events: none;
    position: relative;
}

.cart-loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid #f3f3f3;
    border-top: 2px solid #3b82f6;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}