/**
 * Cart Action Bar Styles
 * Mobile-first CSS for CartActionBar component (sticky bottom)
 * Uses theme variables for B2B/B2C support
 */

/* CSS Variables - Using Theme Variables */
:root {
    --cart-action-bar-height: 72px;
    --cart-action-bar-bg: #ffffff;
    --cart-action-bar-shadow: 0 -4px 12px rgba(0, 0, 0, 0.1);
    --cart-action-bar-touch-target: 44px;
}

/* Main Container - Sticky Bottom */
.cart-action-bar {
    position: sticky;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background-color: var(--cart-action-bar-bg);
    box-shadow: var(--cart-action-bar-shadow);
    padding: 12px 16px;
    min-height: var(--cart-action-bar-height);
}

.cart-action-bar--hidden {
    display: none;
}

.cart-action-bar__container {
    max-width: 100%;
    margin: 0 auto;
}

/* Authentication Required State */
.cart-action-bar__auth-required {
    width: 100%;
}

.cart-action-bar__button--register {
    width: 100%;
    min-height: var(--cart-action-bar-touch-target);
    padding: 12px 24px;
    background-color: var(--brand-color); /* Uses B2B GREEN or B2C GRAY */
    color: var(--brand-text-color); /* Uses theme text color */
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all 0.3s ease;
}

.cart-action-bar__button--register:active {
    transform: scale(0.98);
    background-color: var(--brand-color-dark-8); /* Uses theme hover color */
}

/* Initial State - Add to Cart */
.cart-action-bar__initial {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.cart-action-bar__price-info {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.cart-action-bar__prices {
    display: flex;
    align-items: center;
    gap: 8px;
}

.cart-action-bar__price {
    font-size: 1.25rem;
    font-weight: 700;
    color: #212529;
}

.cart-action-bar__price--current {
    color: var(--brand-color); /* Uses theme brand color */
}

.cart-action-bar__price--original {
    font-size: 0.875rem;
    font-weight: 400;
    color: #6c757d;
}

.cart-action-bar__actions {
    display: flex;
    align-items: center;
    gap: 5px;
    flex-shrink: 0;
}

.cart-action-bar__button {
    border: none;
    border-radius: 8px;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all 0.3s ease;
    cursor: pointer;
}

.cart-action-bar__button--add {
    flex-shrink: 0;
    min-height: var(--cart-action-bar-touch-target);
    padding: 12px 24px;
    background-color: var(--brand-color); /* Uses B2B GREEN or B2C GRAY */
    color: var(--brand-text-color); /* Uses theme text color */
    font-size: 1rem;
}

.cart-action-bar__button--add:active:not(:disabled) {
    transform: scale(0.98);
    background-color: var(--brand-color-dark-8); /* Uses theme hover color */
}

.cart-action-bar__button--add:disabled {
    background-color: #6c757d;
    cursor: not-allowed;
    opacity: 0.6;
}

.cart-action-bar__button i {
    font-size: 1.125rem;
}

.cart-action-bar__button--favorite {
    min-width: 45px;
    width: 45px;
    padding: 0.625rem;
    background-color: transparent;
    border: 1px solid #e0e0e0;
    color: #666;
}

    .cart-action-bar__button--favorite:hover {
        background-color: #fff;
        border-color: var(--brand-color);
        color: var(--brand-color);
        transform: scale(1.05);
    }

    .cart-action-bar__button--favorite:active {
        transform: scale(0.95);
    }

    .cart-action-bar__button--favorite i {
        font-size: 1.125rem;
    }

/* Quantity Control State */
.cart-action-bar__quantity-control {
    display: flex;
    flex-direction: column;
    gap: 8px;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.cart-action-bar__controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
}

.cart-action-bar__control-btn {
    min-width: var(--cart-action-bar-touch-target);
    min-height: var(--cart-action-bar-touch-target);
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #f8f9fa;
    border: 2px solid #dee2e6;
    border-radius: 50%;
    color: #212529;
    font-size: 1.125rem;
    transition: all 0.2s ease;
    cursor: pointer;
}

.cart-action-bar__control-btn:active:not(:disabled) {
    transform: scale(0.95);
    background-color: #e9ecef;
}

.cart-action-bar__control-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.cart-action-bar__control-btn--decrease {
    border-color: var(--brand-color); /* Uses theme brand color */
    color: var(--brand-color);
}

.cart-action-bar__control-btn--increase {
    border-color: var(--brand-color); /* Uses theme brand color */
    color: var(--brand-color);
}

.cart-action-bar__quantity-display {
    min-width: 60px;
    text-align: center;
}

.cart-action-bar__quantity-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: #212529;
}

.cart-action-bar__total-info {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 8px 0;
}

.cart-action-bar__total-label {
    font-size: 0.875rem;
    color: #6c757d;
    font-weight: 500;
}

.cart-action-bar__total-price {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--brand-color); /* Uses theme brand color */
}

/* Warning Messages */
.cart-action-bar__warning {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 8px 12px;
    margin-top: 8px;
    background-color: #fff3cd;
    border-radius: 6px;
    color: #856404;
    font-size: 0.875rem;
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from {
        opacity: 0;
        max-height: 0;
    }
    to {
        opacity: 1;
        max-height: 50px;
    }
}

.cart-action-bar__warning i {
    font-size: 1rem;
}

/* Responsive - Tablet and Desktop (Phase 2) */
@media (min-width: 768px) {
    .cart-action-bar {
        padding: 16px 24px;
    }

    .cart-action-bar__container {
        max-width: 1200px;
    }

    .cart-action-bar__button--add,
    .cart-action-bar__button--register {
        min-height: 48px;
        font-size: 1.125rem;
    }

    .cart-action-bar__control-btn {
        min-width: 48px;
        min-height: 48px;
    }
}

/* Safe Area for iOS Notch */
@supports (padding: env(safe-area-inset-bottom)) {
    .cart-action-bar {
        padding-bottom: calc(12px + env(safe-area-inset-bottom));
    }
}