/* ==========================================================================
   Product Detail 2 - Custom Wine & Gift Set Configurator
   Luxury Aesthetic (Playfair Display & Google Sans, Wine Red & Warm Ivory)
   ========================================================================== */

:root {
    --cfg-primary: #7B1226;
    --cfg-primary-hover: #931730;
    --cfg-primary-light: #FBF0F2;
    --cfg-primary-border: #E8CCD1;
    --cfg-accent-gold: #C69852;
    --cfg-accent-amber: #D8A057;
    --cfg-bg-ivory: #FAF5EE;
    --cfg-bg-card: #FFFFFF;
    --cfg-bg-subtle: #F6EFE6;
    --cfg-border-color: #EBDDCF;
    --cfg-border-light: #F0E6DA;
    --cfg-text-dark: #2B2118;
    --cfg-text-muted: #7E7265;
    --cfg-text-light: #9B9084;
    --cfg-radius-sm: 8px;
    --cfg-radius-md: 12px;
    --cfg-radius-lg: 16px;
    --cfg-radius-pill: 999px;
    --cfg-font-serif: "Playfair Display", Georgia, serif;
    --cfg-font-sans: "Google Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --cfg-shadow-sm: 0 2px 8px rgba(123, 18, 38, 0.05);
    --cfg-shadow-md: 0 4px 16px rgba(123, 18, 38, 0.08);
}

/* Base Wrapper */
.gift-config-page {
    background-color: var(--cfg-bg-ivory);
    min-height: 100vh;
    padding: 20px 0 100px;
    font-family: var(--cfg-font-sans);
    color: var(--cfg-text-dark);
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
    width: 100%;
}

@media (min-width: 992px) {
    .gift-config-page {
        padding: 30px 0 60px;
    }
}

/* Top Back Navigation */
.cfg-top-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
}

.cfg-back-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--cfg-font-serif);
    font-size: 19px;
    font-weight: 600;
    color: var(--cfg-text-dark);
    text-decoration: none;
    transition: all 0.25s ease;
    padding: 4px 0;
}

.cfg-back-btn:hover {
    color: var(--cfg-primary);
    transform: translateX(-3px);
}

.cfg-back-btn svg {
    width: 20px;
    height: 20px;
    stroke: currentColor;
    stroke-width: 2.2;
    transition: transform 0.25s ease;
}

.cfg-breadcrumbs {
    display: none;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--cfg-text-muted);
}

@media (min-width: 992px) {
    .cfg-breadcrumbs {
        display: flex;
    }
}

.cfg-breadcrumbs a {
    color: var(--cfg-text-muted);
    text-decoration: none;
    transition: color 0.2s;
}

.cfg-breadcrumbs a:hover {
    color: var(--cfg-primary);
}

.cfg-breadcrumbs .sep {
    color: var(--cfg-border-color);
}

.cfg-breadcrumbs .current {
    color: var(--cfg-primary);
    font-weight: 600;
}

/* Two Column Layout on Desktop */
.cfg-main-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: 24px;
    align-items: start;
    width: 100%;
    max-width: 100%;
}

.cfg-visual-column,
.cfg-details-column {
    min-width: 0;
    max-width: 100%;
    width: 100%;
}

@media (min-width: 992px) {
    .cfg-main-layout {
        grid-template-columns: 48% 1fr;
        gap: 36px;
    }
}

@media (min-width: 1200px) {
    .cfg-main-layout {
        grid-template-columns: 500px 1fr;
        gap: 48px;
    }
}

/* ==========================================================================
   LEFT COLUMN - VISUAL & COMPOSITION (PC Sticky)
   ========================================================================== */
.cfg-visual-column {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

@media (min-width: 992px) {
    .cfg-visual-column {
        position: sticky;
        /* top: 100px; */
        z-index: 10;
    }
}

/* Visual Card Showcase */
.cfg-visual-card {
    background: #F7EFE5;
    border-radius: var(--cfg-radius-lg);
    border: 1px solid var(--cfg-border-color);
    padding: 24px 20px 16px;
    text-align: center;
    box-shadow: var(--cfg-shadow-sm);
    position: relative;
    overflow: hidden;
}

.cfg-visual-badge {
    position: absolute;
    top: 14px;
    left: 14px;
    background: rgba(123, 18, 38, 0.9);
    color: #FFF;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    padding: 4px 10px;
    border-radius: 4px;
    backdrop-filter: blur(4px);
    z-index: 2;
}

/* Main Product Image Container */
.cfg-visual-stage {
    position: relative;
    width: 100%;
    /* min-height: 280px; */
    display: flex;
    align-items: center;
    justify-content: center;
    /* margin-bottom: 12px; */
}

@media (min-width: 576px) {
    .cfg-visual-stage {
        /* min-height: 340px; */
    }
}

@media (min-width: 992px) {
    .cfg-visual-stage {
        /* min-height: 420px; */
    }
}

.cfg-visual-stage img {
    max-width: 100%;
    max-height: 400px;
    object-fit: contain;
    border-radius: var(--cfg-radius-md);
    transition: transform 0.4s ease;
    filter: drop-shadow(0 10px 20px rgba(0, 0, 0, 0.08));
}

.cfg-visual-card:hover .cfg-visual-stage img {
    transform: scale(1.02);
}

/* Visual Stage Links & Gallery Navigation */
.cfg-visual-stage a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    cursor: zoom-in;
    text-decoration: none;
}

.cfg-gallery-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.94);
    backdrop-filter: blur(4px);
    border: 1px solid var(--cfg-border-color);
    color: var(--cfg-text-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 5;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    transition: all 0.25s ease;
    padding: 0;
}

.cfg-gallery-nav:hover {
    background: #FFFFFF;
    color: var(--cfg-primary);
    transform: translateY(-50%) scale(1.08);
    box-shadow: 0 6px 16px rgba(123, 18, 38, 0.15);
}

.cfg-gallery-nav--prev {
    left: 8px;
}

.cfg-gallery-nav--next {
    right: 8px;
}

.cfg-gallery-zoom {
    position: absolute;
    bottom: 8px;
    right: 8px;
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.94);
    backdrop-filter: blur(4px);
    border: 1px solid var(--cfg-border-color);
    color: var(--cfg-text-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 5;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    transition: all 0.25s ease;
    padding: 0;
}

.cfg-gallery-zoom:hover {
    color: var(--cfg-primary);
    transform: scale(1.1);
    box-shadow: 0 4px 12px rgba(123, 18, 38, 0.15);
}

.cfg-thumbnails-wrap {
    margin-top: 14px;
    padding-top: 12px;
    border-top: 1px dashed rgba(123, 18, 38, 0.15);
}

.cfg-thumbnails {
    display: flex;
    gap: 8px;
    justify-content: center;
    align-items: center;
    overflow-x: auto;
    padding: 4px 2px 6px;
    scrollbar-width: thin;
    scrollbar-color: var(--cfg-border-color) transparent;
    scroll-behavior: smooth;
}

.cfg-thumb-item {
    flex: 0 0 60px;
    width: 60px;
    height: 60px;
    border-radius: var(--cfg-radius-sm);
    border: 2px solid #FFFFFF;
    background: #FFFFFF;
    padding: 2px;
    cursor: pointer;
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.06);
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    user-select: none;
}

.cfg-thumb-item:hover {
    border-color: var(--cfg-accent-gold);
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(198, 152, 82, 0.2);
}

.cfg-thumb-item.is-active {
    border-color: var(--cfg-primary);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(123, 18, 38, 0.25);
}

.cfg-thumb-item img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    border-radius: 5px;
    pointer-events: none;
}

@media (max-width: 575.98px) {
    .cfg-thumbnails {
        justify-content: flex-start;
    }
    .cfg-thumb-item {
        flex: 0 0 52px;
        width: 52px;
        height: 52px;
    }
}

.cfg-visual-caption {
    font-size: 13px;
    color: var(--cfg-text-muted);
    font-style: italic;
    margin-top: 8px;
    letter-spacing: 0.2px;
}

/* Composition Card (Desktop shows under image, Mobile shows inline) */
.cfg-composition-box {
    background: #FFFFFF;
    border: 1px solid var(--cfg-border-color);
    border-radius: var(--cfg-radius-md);
    padding: 20px 22px;
    box-shadow: var(--cfg-shadow-sm);
}

.cfg-composition-title {
    font-family: var(--cfg-font-serif);
    font-size: 16px;
    font-weight: 700;
    color: var(--cfg-primary);
    text-transform: uppercase;
    letter-spacing: 0.8px;
    margin-bottom: 14px;
    padding-bottom: 8px;
    border-bottom: 1.5px solid var(--cfg-border-light);
}

.cfg-composition-list {
    list-style: none;
    padding: 0;
    margin: 0 0 16px;
}

.cfg-composition-item {
    font-size: 14px;
    line-height: 1.6;
    color: var(--cfg-text-dark);
    padding: 8px 0;
    border-bottom: 1px dashed var(--cfg-border-light);
    display: flex;
    align-items: flex-start;
    gap: 8px;
}

.cfg-composition-item:last-child {
    border-bottom: none;
    font-size: 13px;
    color: var(--cfg-text-muted);
    padding-top: 10px;
}

.cfg-composition-item .cfg-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background-color: var(--cfg-primary);
    margin-top: 8px;
    flex-shrink: 0;
}

.cfg-composition-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    font-weight: 600;
    color: var(--cfg-primary);
    text-decoration: none;
    transition: all 0.2s ease;
    cursor: pointer;
}

.cfg-composition-link:hover {
    color: var(--cfg-primary-hover);
    text-decoration: underline;
    transform: translateX(2px);
}

.cfg-composition-link svg {
    width: 16px;
    height: 16px;
    stroke: currentColor;
    stroke-width: 2.2;
}

/* ==========================================================================
   RIGHT COLUMN - CONFIGURATOR CONTROLS
   ========================================================================== */
.cfg-details-column {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

/* Header Box: Product Code, Price, Name, Subtitle */
.cfg-header-block {
    padding-bottom: 16px;
    border-bottom: 1px solid var(--cfg-border-color);
}

.cfg-header-row {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 8px 16px;
    margin-bottom: 6px;
}

.cfg-product-code {
    font-family: var(--cfg-font-serif);
    font-size: 26px;
    font-weight: 800;
    color: var(--cfg-primary);
    letter-spacing: 0.5px;
    margin: 0;
    line-height: 1.2;
}

@media (min-width: 768px) {
    .cfg-product-code {
        font-size: 32px;
    }
}

.cfg-product-price {
    font-size: 24px;
    font-weight: 800;
    color: var(--cfg-text-dark);
    margin: 0;
    line-height: 1.2;
    white-space: nowrap;
}

@media (min-width: 768px) {
    .cfg-product-price {
        font-size: 28px;
    }
}

.cfg-product-name {
    font-size: 16px;
    font-weight: 600;
    color: var(--cfg-text-dark);
    margin-bottom: 6px;
}

.cfg-product-note {
    font-size: 13px;
    color: var(--cfg-text-muted);
    line-height: 1.4;
    margin: 0;
}

/* Cost Saving Suggestion Banner & Select */
.cfg-saving-box {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.cfg-saving-label {
    font-size: 12px;
    color: var(--cfg-text-muted);
    font-weight: 500;
}

/* Custom Select for Cost-Saving Plan */
.cfg-custom-select {
    position: relative;
    width: 100%;
}

.cfg-custom-select-trigger {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    background: #FFFFFF;
    border: 1px solid var(--cfg-border-color);
    border-radius: var(--cfg-radius-sm);
    padding: 10px 14px;
    cursor: pointer;
    user-select: none;
    transition: all 0.25s ease;
    min-height: 44px;
    box-sizing: border-box;
}

.cfg-custom-select-trigger:hover {
    border-color: var(--cfg-primary);
    box-shadow: var(--cfg-shadow-sm);
}

.cfg-custom-select.is-open .cfg-custom-select-trigger {
    border-color: var(--cfg-primary);
    box-shadow: 0 0 0 3px rgba(123, 18, 38, 0.1);
}

.cfg-custom-select-name {
    font-size: 13.5px;
    color: var(--cfg-text-dark);
    font-weight: 500;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.cfg-custom-select-right {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
}

.cfg-custom-select-price {
    font-size: 14px;
    font-weight: 700;
    color: var(--cfg-primary);
    white-space: nowrap;
}

.cfg-custom-select-chevron {
    color: var(--cfg-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.25s ease;
    flex-shrink: 0;
}

.cfg-custom-select.is-open .cfg-custom-select-chevron {
    transform: rotate(180deg);
}

/* Custom Dropdown Menu */
.cfg-custom-select-menu {
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    right: 0;
    background: #FFFFFF;
    border: 1px solid var(--cfg-border-color);
    border-radius: var(--cfg-radius-sm);
    box-shadow: 0 8px 24px rgba(43, 33, 24, 0.12);
    z-index: 60;
    max-height: 240px;
    overflow-y: auto;
    display: none;
}

.cfg-custom-select.is-open .cfg-custom-select-menu {
    display: block;
    animation: cfgSelectFadeDown 0.2s ease;
}

@keyframes cfgSelectFadeDown {
    from {
        opacity: 0;
        transform: translateY(-4px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.cfg-custom-select-option {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 10px 14px;
    cursor: pointer;
    transition: background-color 0.15s ease, color 0.15s ease;
    border-bottom: 1px solid var(--cfg-border-light);
    user-select: none;
}

.cfg-custom-select-option:last-child {
    border-bottom: none;
}

.cfg-custom-select-option:hover {
    background-color: var(--cfg-primary-light);
}

.cfg-custom-select-option.is-active {
    background-color: var(--cfg-primary-light);
}

.cfg-custom-select-option.is-active .cfg-custom-option-name {
    color: var(--cfg-primary);
    font-weight: 700;
}

.cfg-custom-option-name {
    font-size: 13.5px;
    color: var(--cfg-text-dark);
    font-weight: 500;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.cfg-custom-option-price {
    font-size: 14px;
    font-weight: 700;
    color: var(--cfg-primary);
    white-space: nowrap;
    flex-shrink: 0;
}

.cfg-saving-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 8px 12px;
    background: #FFFFFF;
    border: 1px solid var(--cfg-border-color);
    border-radius: var(--cfg-radius-sm);
    padding: 10px 14px;
    transition: all 0.25s ease;
    cursor: pointer;
    text-decoration: none;
    color: inherit;
    min-width: 0;
}

.cfg-saving-card:hover {
    border-color: var(--cfg-primary);
    box-shadow: var(--cfg-shadow-sm);
    transform: translateY(-1px);
}

.cfg-saving-text {
    font-size: 13.5px;
    color: var(--cfg-text-dark);
    display: flex;
    align-items: center;
    gap: 8px;
    min-width: 0;
    word-break: break-word;
}

.cfg-saving-price {
    font-size: 14px;
    font-weight: 700;
    color: var(--cfg-primary);
    white-space: nowrap;
    flex-shrink: 0;
}

/* Section Common Styles */
.cfg-section {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.cfg-section-title {
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    color: #6E5A44;
    margin: 0;
}

/* Two-column Button Group (e.g., Wine Type, Set Type) */
.cfg-btn-group-2 {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
    width: 100%;
}

.cfg-btn-choice {
    background: #FFFFFF;
    border: 1.5px solid var(--cfg-border-color);
    border-radius: var(--cfg-radius-sm);
    padding: 11px 14px;
    font-size: 14px;
    font-weight: 600;
    color: var(--cfg-text-dark);
    text-align: center;
    cursor: pointer;
    transition: all 0.2s ease;
    user-select: none;
    outline: none;
    word-break: break-word;
}

.cfg-btn-choice:hover {
    border-color: var(--cfg-primary);
    color: var(--cfg-primary);
}

.cfg-btn-choice.is-active {
    background: var(--cfg-primary);
    border-color: var(--cfg-primary);
    color: #FFFFFF;
    box-shadow: 0 4px 10px rgba(123, 18, 38, 0.25);
}

/* Mẫu Hộp - Swatches Slider */
.cfg-box-slider-wrap {
    position: relative;
    width: 100%;
    max-width: 100%;
    overflow: hidden;
}

.cfg-box-scroll {
    display: flex;
    gap: 12px;
    overflow-x: auto;
    overflow-y: hidden;
    padding: 4px 2px 10px;
    scroll-behavior: smooth;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: thin;
    scrollbar-color: #C69852 #EFE6DC;
    width: 100%;
    max-width: 100%;
}

.cfg-box-scroll::-webkit-scrollbar {
    height: 5px;
}

.cfg-box-scroll::-webkit-scrollbar-track {
    background: #EFE6DC;
    border-radius: 4px;
}

.cfg-box-scroll::-webkit-scrollbar-thumb {
    background: #C69852;
    border-radius: 4px;
}

.cfg-box-item {
    flex: 0 0 115px;
    min-width: 115px;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    transition: all 0.25s ease;
    position: relative;
}

@media (min-width: 576px) {
    .cfg-box-item {
        flex: 0 0 125px;
    }
}

.cfg-box-color-card {
    width: 100%;
    /* height: 72px; */
    aspect-ratio: 1;
    border-radius: var(--cfg-radius-sm);
    border: 2px solid transparent;
    transition: all 0.2s ease;
    position: relative;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
}

/* .cfg-box-item.is-active .cfg-box-color-card {
    border-color: var(--cfg-primary);
    box-shadow: 0 0 0 2px rgba(123, 18, 38, 0.3), 0 4px 10px rgba(0, 0, 0, 0.15);
    transform: translateY(-2px);
} */

.cfg-box-item.is-active .cfg-box-color-card::after {
    content: "✓";
    position: absolute;
    top: 4px;
    right: 4px;
    width: 18px;
    height: 18px;
    background: rgba(255, 255, 255, 0.9);
    color: var(--cfg-primary);
    border-radius: 50%;
    font-size: 11px;
    font-weight: 900;
    display: flex;
    align-items: center;
    justify-content: center;
}

.cfg-box-label {
    font-size: 12px;
    line-height: 1.35;
    color: var(--cfg-text-dark);
    margin-top: 6px;
    font-weight: 500;
    min-height: 32px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.cfg-box-item.is-active .cfg-box-label {
    font-weight: 700;
    color: var(--cfg-primary);
}

/* Slider Controls (Custom scrollbar and navigation) */
.cfg-slider-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-top: 6px;
}

.cfg-slider-arrow {
    background: none;
    border: none;
    color: var(--cfg-text-muted);
    cursor: pointer;
    padding: 2px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color 0.2s;
}

.cfg-slider-arrow:hover {
    color: var(--cfg-primary);
}

.cfg-slider-bar {
    width: 120px;
    height: 4px;
    background: #E5DCD2;
    border-radius: 2px;
    position: relative;
    overflow: hidden;
}

.cfg-slider-progress {
    width: 50%;
    height: 100%;
    background: #8C847A;
    border-radius: 2px;
    transition: width 0.3s ease, margin-left 0.3s ease;
}

/* Section 4 - Ngân sách mỗi set (Budget Pills) */
.cfg-budget-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 10px;
}

.cfg-budget-pill {
    background: #FFFFFF;
    border: 1.5px solid var(--cfg-border-color);
    border-radius: var(--cfg-radius-pill);
    padding: 6px 14px;
    font-size: 13.5px;
    font-weight: 600;
    color: var(--cfg-text-dark);
    cursor: pointer;
    transition: all 0.2s ease;
    user-select: none;
    outline: none;
    min-width: 62px;
    text-align: center;
}

.cfg-budget-pill:hover {
    border-color: var(--cfg-primary);
    color: var(--cfg-primary);
}

.cfg-budget-pill.is-active {
    background: var(--cfg-primary);
    border-color: var(--cfg-primary);
    color: #FFFFFF;
    box-shadow: 0 3px 8px rgba(123, 18, 38, 0.25);
}

/* Section 5 - Rượu ở mức giá này */
.cfg-wine-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
    width: 100%;
}

.cfg-wine-card {
    background: #FFFFFF;
    border: 1.5px solid var(--cfg-border-color);
    border-radius: var(--cfg-radius-sm);
    padding: 10px 12px;
    cursor: pointer;
    transition: all 0.2s ease;
    user-select: none;
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-width: 0;
}

.cfg-wine-card:hover {
    border-color: var(--cfg-primary);
}

.cfg-wine-card.is-active {
    background: var(--cfg-primary);
    border-color: var(--cfg-primary);
    color: #FFFFFF;
    box-shadow: 0 4px 10px rgba(123, 18, 38, 0.25);
}

.cfg-wine-title {
    font-size: 13.5px;
    font-weight: 700;
    line-height: 1.3;
    color: inherit;
}

.cfg-wine-sub {
    font-size: 12px;
    color: var(--cfg-text-muted);
    margin-top: 2px;
}

.cfg-wine-card.is-active .cfg-wine-sub {
    color: rgba(255, 255, 255, 0.85);
}

/* SET HẠT ĐI KÈM */
.cfg-nuts-card {
    background: #FFFFFF;
    border: 1.5px solid var(--cfg-border-color);
    border-radius: var(--cfg-radius-sm);
    padding: 12px 16px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    min-width: 0;
}

.cfg-nuts-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 6px 12px;
}

.cfg-nuts-tag {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.8px;
    text-transform: uppercase;
    color: #6E5A44;
}

.cfg-nuts-badge {
    font-size: 13px;
    font-weight: 700;
    color: var(--cfg-primary);
}

.cfg-nuts-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.cfg-nuts-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 13.5px;
    color: var(--cfg-text-dark);
}

.cfg-nuts-swatch {
    width: 14px;
    height: 14px;
    border-radius: 3px;
    flex-shrink: 0;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.15);
}

/* Section 6 - Số lượng set này (Stepper & Discount Info) */
.cfg-quantity-card {
    background: #FFFFFF;
    border: 1.5px solid var(--cfg-border-color);
    border-radius: var(--cfg-radius-md);
    padding: 14px 16px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    box-shadow: var(--cfg-shadow-sm);
    min-width: 0;
}

.cfg-qty-title {
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    color: #6E5A44;
}

.cfg-qty-row {
    display: flex;
    align-items: center;
    gap: 12px;
    width: 100%;
    flex-wrap: wrap;
}

.cfg-qty-hint {
    font-size: 13.5px;
    color: var(--cfg-text-dark);
}

/* Stepper Component */
.cfg-stepper {
    display: inline-flex;
    align-items: center;
    background: #FAF5EE;
    border: 1px solid var(--cfg-border-color);
    border-radius: var(--cfg-radius-sm);
    overflow: hidden;
    flex-shrink: 0;
}

.cfg-stepper-btn {
    background: transparent;
    border: none;
    width: 38px;
    height: 38px;
    font-size: 18px;
    font-weight: 600;
    color: var(--cfg-text-dark);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
    user-select: none;
    flex-shrink: 0;
}

.cfg-stepper-btn:hover {
    background: #F0E6D8;
    color: var(--cfg-primary);
}

.cfg-stepper-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.cfg-stepper-val {
    width: 44px;
    min-width: 36px;
    max-width: 50px;
    text-align: center;
    font-size: 16px;
    font-weight: 700;
    color: var(--cfg-text-dark);
    padding: 0 4px;
    border: none;
    background: transparent;
    box-sizing: border-box;
    -moz-appearance: textfield;
}

.cfg-stepper-val::-webkit-outer-spin-button,
.cfg-stepper-val::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.cfg-quantity-card .cfg-btn-primary {
    white-space: nowrap;
    padding: 10px 18px;
    font-size: 14px;
    flex: 1;
    min-width: 130px;
    box-sizing: border-box;
}

.cfg-btn-compare-action {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 7px;
    padding: 10px 18px;
    background: #FAF5EE;
    border: 1.5px solid #7B1226;
    border-radius: var(--cfg-radius-sm, 8px);
    color: #7B1226;
    font-size: 14px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.25s ease;
    white-space: nowrap;
    flex-shrink: 0;
    box-sizing: border-box;
}

.cfg-btn-compare-action:hover {
    background: #7B1226;
    color: #FFFFFF;
    box-shadow: 0 4px 12px rgba(123, 18, 38, 0.25);
    transform: translateY(-1px);
}

.cfg-btn-compare-action svg {
    flex-shrink: 0;
    transition: transform 0.25s ease;
}

.cfg-btn-compare-action:hover svg {
    transform: rotate(-10deg) scale(1.1);
}

/* Discount tier note */
.cfg-discount-notice {
    font-size: 13px;
    line-height: 1.45;
    color: var(--cfg-text-dark);
    background: #FAF5EE;
    padding: 10px 12px;
    border-radius: var(--cfg-radius-sm);
    border-left: 3px solid var(--cfg-primary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.cfg-discount-notice svg {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    stroke: var(--cfg-primary);
}

/* ==========================================================================
   DESKTOP ACTION BAR & MOBILE BOTTOM STICKY BAR
   ========================================================================== */
.cfg-desktop-actions {
    display: none;
    gap: 14px;
    margin-top: 10px;
}

@media (min-width: 992px) {
    .cfg-desktop-actions {
        display: flex;
    }
}

.cfg-btn-primary {
    background: var(--cfg-primary);
    color: #FFFFFF;
    border: 1.5px solid var(--cfg-primary);
    border-radius: var(--cfg-radius-sm);
    font-size: 15px;
    font-weight: 700;
    padding: 13px 24px;
    cursor: pointer;
    flex: 1;
    text-align: center;
    transition: all 0.25s ease;
    box-shadow: 0 4px 14px rgba(123, 18, 38, 0.25);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.cfg-btn-primary:hover {
    background: var(--cfg-primary-hover);
    border-color: var(--cfg-primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 18px rgba(123, 18, 38, 0.35);
    color: #FFF;
}

.cfg-btn-outline {
    background: #FFFFFF;
    color: var(--cfg-primary);
    border: 1.5px solid var(--cfg-primary);
    border-radius: var(--cfg-radius-sm);
    font-size: 14.5px;
    font-weight: 700;
    padding: 13px 20px;
    cursor: pointer;
    text-align: center;
    transition: all 0.25s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    white-space: nowrap;
}

.cfg-btn-outline:hover {
    background: var(--cfg-primary-light);
    transform: translateY(-2px);
    color: var(--cfg-primary-hover);
}

/* Mobile Fixed Bottom Bar */
.cfg-mobile-bottom-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-top: 1px solid var(--cfg-border-color);
    padding: 10px 16px;
    padding-bottom: calc(10px + env(safe-area-inset-bottom, 0px));
    display: flex;
    gap: 10px;
    z-index: 999;
    box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.08);
    box-sizing: border-box;
}

@media (min-width: 992px) {
    .cfg-mobile-bottom-bar {
        display: none !important;
    }
}

.cfg-mobile-bottom-bar .cfg-btn-primary {
    flex: 1.7;
    padding: 12px 14px;
    font-size: 14.5px;
}

.cfg-mobile-bottom-bar .cfg-btn-outline {
    flex: 1.1;
    padding: 12px 10px;
    font-size: 13px;
}

/* Modal for "Xem thẻ chốt đơn của set này" */
.cfg-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    z-index: 10000;
    align-items: center;
    justify-content: center;
    padding: 20px;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.cfg-modal.is-open {
    display: flex;
    opacity: 1;
}

.cfg-modal-content {
    background: #FFFFFF;
    border-radius: var(--cfg-radius-lg);
    max-width: 500px;
    width: 100%;
    padding: 24px;
    position: relative;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
    transform: scale(0.95);
    transition: transform 0.3s ease;
    max-height: 90vh;
    overflow-y: auto;
}

.cfg-modal.is-open .cfg-modal-content {
    transform: scale(1);
}

.cfg-modal-close {
    position: absolute;
    top: 16px;
    right: 16px;
    background: #FAF5EE;
    border: none;
    border-radius: 50%;
    width: 32px;
    height: 32px;
    font-size: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--cfg-text-muted);
    transition: all 0.2s;
}

.cfg-modal-close:hover {
    background: var(--cfg-primary);
    color: #FFF;
}

/* ==========================================================================
   Comprehensive Mobile & Tablet Responsive Adjustments
   ========================================================================== */
@media (max-width: 991px) {
    .gift-config-page {
        overflow-x: hidden;
        padding: 16px 0 90px;
    }

    /* On mobile, place composition block inline right after the nuts card */
    .cfg-composition-box.desktop-only {
        display: none;
    }

    .cfg-composition-box.mobile-only {
        display: block;
        margin-top: 6px;
        padding: 16px 16px;
    }

    .cfg-visual-card {
        padding: 18px 16px 14px;
    }

    .cfg-visual-stage img {
        max-height: 320px;
    }

    .cfg-product-code {
        font-size: 24px;
    }

    .cfg-product-price {
        font-size: 22px;
    }
}

@media (min-width: 992px) {
    .cfg-composition-box.mobile-only {
        display: none;
    }
}

@media (max-width: 576px) {
    .gift-config-page {
        padding: 12px 0 35px;
    }

    .cfg-main-layout {
        gap: 18px;
    }

    .cfg-visual-card {
        padding: 14px 12px;
    }

    .cfg-visual-stage img {
        max-height: 260px;
    }

    .cfg-header-block {
        padding-bottom: 12px;
    }

    .cfg-header-row {
        gap: 4px 10px;
    }

    .cfg-product-code {
        font-size: 21px;
    }

    .cfg-product-price {
        font-size: 19px;
    }

    .cfg-product-name {
        font-size: 15px;
    }

    .cfg-product-note {
        font-size: 12.5px;
    }

    .cfg-custom-select-trigger {
        padding: 8px 12px;
        min-height: 40px;
    }

    .cfg-custom-select-name,
    .cfg-custom-option-name {
        font-size: 12.5px;
    }

    .cfg-custom-select-price,
    .cfg-custom-option-price {
        font-size: 13px;
    }

    .cfg-custom-select-option {
        padding: 8px 12px;
    }

    .cfg-saving-select {
        height: 40px;
        font-size: 12.5px;
        padding: 8px 34px 8px 12px;
    }

    .cfg-saving-card {
        padding: 8px 10px;
    }

    .cfg-saving-text {
        font-size: 12.5px;
        gap: 6px;
    }

    .cfg-saving-price {
        font-size: 13px;
    }

    .cfg-btn-group-2 {
        gap: 8px;
    }

    .cfg-btn-choice {
        padding: 9px 6px;
        font-size: 13px;
        min-height: 40px;
    }

    .cfg-box-scroll {
        gap: 8px;
        padding: 4px 1px 8px;
    }

    .cfg-box-item {
        flex: 0 0 95px;
        min-width: 95px;
    }

    .cfg-box-label {
        font-size: 11px;
        min-height: 28px;
    }

    .cfg-budget-grid {
        gap: 6px 8px;
    }

    .cfg-budget-pill {
        padding: 5px 11px;
        font-size: 12.5px;
        min-width: 52px;
    }

    .cfg-wine-grid {
        gap: 8px;
    }

    .cfg-wine-card {
        padding: 8px 10px;
    }

    .cfg-wine-title {
        font-size: 12.5px;
    }

    .cfg-wine-sub {
        font-size: 11px;
    }

    .cfg-nuts-card {
        padding: 10px 12px;
    }

    .cfg-nuts-badge {
        font-size: 12px;
    }

    .cfg-nuts-item {
        font-size: 12.5px;
        gap: 8px;
    }

    .cfg-composition-box.mobile-only {
        padding: 14px 14px;
    }

    .cfg-composition-title {
        font-size: 14.5px;
        margin-bottom: 10px;
    }

    .cfg-composition-item {
        font-size: 13px;
        padding: 6px 0;
    }

    .cfg-quantity-card {
        padding: 12px;
        gap: 10px;
    }

    .cfg-qty-row {
        gap: 8px;
        flex-wrap: wrap;
    }

    .cfg-stepper {
        flex: 0 0 auto;
    }

    .cfg-stepper-btn {
        width: 38px;
        height: 38px;
        font-size: 16px;
    }

    .cfg-stepper-val {
        width: 40px;
        min-width: 34px;
        font-size: 15px;
    }

    .cfg-quantity-card .cfg-btn-primary {
        flex: 1;
        min-width: 130px;
        height: 40px;
        padding: 0 12px;
        font-size: 13.5px;
        gap: 6px;
        white-space: nowrap;
        box-sizing: border-box;
    }

    .cfg-quantity-card .cfg-btn-primary svg {
        width: 17px;
        height: 17px;
        flex-shrink: 0;
    }

    .cfg-btn-compare-action {
        width: 100%;
        flex: 0 0 100%;
        height: 38px;
        padding: 0 14px;
        font-size: 13.5px;
        justify-content: center;
        box-sizing: border-box;
    }

    .cfg-btn-compare-action svg {
        width: 16px;
        height: 16px;
    }

    .cfg-mobile-bottom-bar {
        padding: 8px 12px;
        gap: 8px;
    }

    .cfg-mobile-bottom-bar .cfg-btn-primary {
        font-size: 13.5px;
        padding: 10px 10px;
    }

    .cfg-mobile-bottom-bar .cfg-btn-outline {
        font-size: 12.5px;
        padding: 10px 8px;
    }
}

@media (max-width: 370px) {
    .cfg-btn-choice {
        font-size: 12px;
        padding: 8px 4px;
    }

    .cfg-mobile-bottom-bar {
        padding: 7px 8px;
        gap: 6px;
    }

    .cfg-mobile-bottom-bar .cfg-btn-primary {
        font-size: 12.5px;
        padding: 9px 6px;
    }

    .cfg-mobile-bottom-bar .cfg-btn-outline {
        font-size: 11.5px;
        padding: 9px 4px;
    }
}