/* ==========================================================================
   VATTU24H.COM - Classic Modern Storefront Theme
   Matching original vattu24h.com layout & palette on OrderManagerAI Core
   ========================================================================== */

:root {
    --v24-navy: #183546;
    --v24-navy-dark: #112633;
    --v24-navy-soft: #324551;
    --v24-orange: #f37540;
    --v24-orange-hover: #e25f28;
    --v24-red-price: #e11d48;
    --v24-bg: #f3f5f7;
    --v24-border: #e2e8f0;
    --v24-text: #1e293b;
    --v24-muted: #64748b;
}

body {
    background-color: var(--v24-bg);
    color: var(--v24-text);
    font-family: 'Inter', 'Roboto', -apple-system, BlinkMacSystemFont, sans-serif;
}

/* --- TOPBAR & HEADER --- */
.v24-topbar {
    background-color: var(--v24-navy-dark);
    color: #cbd5e1;
    font-size: 0.78rem;
    padding: 5px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.v24-topbar a {
    color: #e2e8f0;
    text-decoration: none;
}

.v24-topbar a:hover {
    color: var(--v24-orange);
}

.v24-main-header {
    background-color: var(--v24-navy);
    padding: 10px 0;
    border-bottom: 3px solid var(--v24-orange);
}

.v24-logo-img {
    max-height: 48px;
    width: auto;
    object-fit: contain;
    display: block;
}

.v24-search-box {
    max-width: 560px;
}

.v24-search-form {
    background: #ffffff;
    border-radius: 4px;
    overflow: hidden;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.15);
}

.v24-search-input {
    border: none !important;
    border-radius: 0 !important;
    font-size: 0.9rem;
    padding: 9px 14px;
    color: #1e293b !important;
    background: #ffffff !important;
    box-shadow: none !important;
}

.v24-search-btn {
    background-color: var(--v24-orange);
    color: #ffffff;
    border: none;
    border-radius: 0;
    padding: 0 18px;
    font-weight: 600;
    font-size: 0.88rem;
    white-space: nowrap;
}

.v24-search-btn:hover {
    background-color: var(--v24-orange-hover);
    color: #ffffff;
}

.v24-main-nav {
    background-color: #ffffff !important;
    border-bottom: 1px solid var(--v24-border);
    box-shadow: 0 1px 3px rgba(15, 23, 42, 0.04);
}

.v24-navbar-nav .nav-link {
    color: #1e293b !important;
    font-weight: 600;
    font-size: 0.85rem;
    padding-top: 10px;
    padding-bottom: 10px;
    text-transform: uppercase;
}

.v24-navbar-nav .nav-link:hover {
    color: var(--v24-orange) !important;
}

/* --- HERO 3 CỘT --- */
.v24-hero-grid {
    display: grid;
    grid-template-columns: 245px 1fr 245px;
    gap: 12px;
    align-items: stretch;
}

/* Cột trái: Danh mục dọc */
.v24-cat-sidebar {
    background: #ffffff;
    border: 1px solid var(--v24-border);
    border-radius: 4px;
    position: relative;
    z-index: 30;
}

.v24-cat-sidebar-header {
    background: var(--v24-navy);
    color: #ffffff;
    font-weight: 700;
    font-size: 0.84rem;
    padding: 10px 14px;
    letter-spacing: 0.3px;
    border-radius: 3px 3px 0 0;
}

.v24-cat-list {
    list-style: none;
    margin: 0;
    padding: 4px 0;
}

.v24-cat-item {
    position: relative;
    border-bottom: 1px solid #f1f5f9;
}

.v24-cat-item:last-child {
    border-bottom: none;
}

.v24-cat-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 14px;
    color: #334155;
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 500;
    transition: background-color 0.15s ease, color 0.15s ease;
}

.v24-cat-item:hover > .v24-cat-link {
    background-color: #fff7ed;
    color: var(--v24-orange);
    font-weight: 600;
}

.v24-cat-arrow {
    font-size: 0.78rem;
    color: #94a3b8;
}

.v24-cat-flyout {
    display: none;
    position: absolute;
    left: 100%;
    top: -1px;
    width: 520px;
    min-height: 260px;
    background: #ffffff;
    border: 1px solid var(--v24-border);
    box-shadow: 0 8px 24px rgba(15, 23, 42, 0.12);
    padding: 14px 18px;
    z-index: 50;
}

.v24-cat-item:hover > .v24-cat-flyout {
    display: block;
}

.v24-flyout-title {
    font-weight: 700;
    font-size: 0.92rem;
    color: var(--v24-navy);
    border-bottom: 2px solid var(--v24-orange);
    padding-bottom: 6px;
    margin-bottom: 10px;
}

.v24-flyout-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 6px 14px;
}

.v24-flyout-link {
    font-size: 0.82rem;
    color: #475569;
    text-decoration: none;
    padding: 3px 0;
}

.v24-flyout-link:hover {
    color: var(--v24-orange);
}

/* Cột giữa: Slider */
.v24-hero-slider-wrap {
    background: #ffffff;
    border: 1px solid var(--v24-border);
    border-radius: 4px;
    overflow: hidden;
    min-height: 360px;
}

.v24-hero-slide-img {
    width: 100%;
    height: 365px;
    object-fit: cover;
    display: block;
}

/* Cột phải: Cam kết + Banner nhỏ */
.v24-hero-right {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.v24-commit-box {
    background: #ffffff;
    border: 1px solid var(--v24-border);
    border-radius: 4px;
    overflow: hidden;
}

.v24-commit-title {
    background: var(--v24-navy-soft);
    color: #ffffff;
    font-weight: 700;
    font-size: 0.8rem;
    padding: 9px 12px;
    text-align: center;
    letter-spacing: 0.3px;
}

.v24-commit-list {
    list-style: none;
    margin: 0;
    padding: 10px 12px;
}

.v24-commit-list li {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.81rem;
    color: #334155;
    padding: 5px 0;
    border-bottom: 1px dashed #e2e8f0;
}

.v24-commit-list li:last-child {
    border-bottom: none;
}

.v24-commit-hotline {
    background: #fff7ed;
    border-top: 1px solid #fed7aa;
    padding: 8px 12px;
    font-size: 0.84rem;
    font-weight: 700;
    color: #9a3412;
    text-align: center;
}

.v24-commit-hotline a {
    color: #dc2626;
    text-decoration: none;
}

.v24-right-promo-banner {
    display: block;
    background: #ffffff;
    border: 1px solid var(--v24-border);
    border-radius: 4px;
    overflow: hidden;
    flex-grow: 1;
}

.v24-right-promo-banner img {
    width: 100%;
    height: 100%;
    max-height: 145px;
    object-fit: cover;
    display: block;
}

/* --- DẢI THƯƠNG HIỆU --- */
.v24-brand-strip-box {
    display: grid;
    grid-template-columns: 245px 1fr;
    gap: 12px;
    background: #ffffff;
    border: 1px solid var(--v24-border);
    border-radius: 4px;
    padding: 10px;
    align-items: center;
}

.v24-brand-side-visual {
    border-radius: 4px;
    overflow: hidden;
    border: 1px solid #f1f5f9;
}

.v24-brand-side-visual img {
    width: 100%;
    height: 155px;
    object-fit: cover;
    display: block;
}

.v24-brand-logos-grid {
    display: grid;
    grid-template-columns: repeat(6, minmax(0, 1fr));
    gap: 8px;
}

.v24-brand-tile {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 48px;
    padding: 6px 10px;
    border: 1px solid #e2e8f0;
    border-radius: 4px;
    background: #ffffff;
    text-decoration: none;
    color: var(--v24-navy);
    font-size: 0.78rem;
    font-weight: 600;
    transition: border-color 0.15s ease, transform 0.15s ease;
}

.v24-brand-tile:hover {
    border-color: var(--v24-orange);
    transform: translateY(-1px);
}

.v24-brand-tile img {
    max-width: 100%;
    max-height: 36px;
    object-fit: contain;
}

/* --- KHỐI DANH MỤC SẢN PHẨM XẾP TẦNG --- */
.v24-cat-block {
    background: #ffffff;
    border: 1px solid var(--v24-border);
    border-top: 3px solid var(--block-accent, var(--v24-orange));
    border-radius: 4px;
    overflow: hidden;
}

.v24-block-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: #f8fafc;
    border-bottom: 1px solid var(--v24-border);
    padding-right: 14px;
}

.v24-block-title {
    margin: 0;
    font-size: 0.95rem;
    font-weight: 700;
    text-transform: uppercase;
}

.v24-block-title a {
    display: inline-block;
    background: var(--block-accent, var(--v24-orange));
    color: #ffffff;
    padding: 9px 18px;
    text-decoration: none;
    font-size: 0.9rem;
    letter-spacing: 0.3px;
}

.v24-block-more {
    font-size: 0.82rem;
    color: var(--v24-muted);
    text-decoration: none;
    font-weight: 600;
}

.v24-block-more:hover {
    color: var(--block-accent, var(--v24-orange));
}

.v24-block-body {
    display: grid;
    grid-template-columns: 230px 1fr;
}

.v24-block-subcats {
    border-right: 1px solid var(--v24-border);
    background: #fafbfc;
    padding: 8px 0;
}

.v24-block-subcats ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.v24-block-subcats li a {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 5px 14px;
    font-size: 0.81rem;
    color: #475569;
    text-decoration: none;
    line-height: 1.35;
}

.v24-block-subcats li a i {
    font-size: 0.7rem;
    color: #94a3b8;
}

.v24-block-subcats li a:hover {
    color: var(--block-accent, var(--v24-orange));
    background: #ffffff;
    font-weight: 600;
}

.v24-block-main {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.v24-prod-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.v24-prod-card {
    position: relative;
    padding: 12px;
    border-right: 1px solid #f1f5f9;
    border-bottom: 1px solid #f1f5f9;
    display: flex;
    flex-direction: column;
    background: #ffffff;
    transition: box-shadow 0.2s ease;
}

.v24-prod-card:nth-child(4n) {
    border-right: none;
}

.v24-prod-card:hover {
    box-shadow: inset 0 0 0 1px var(--block-accent, var(--v24-orange));
    z-index: 2;
}

.v24-prod-badge {
    position: absolute;
    top: 8px;
    left: 8px;
    font-size: 0.65rem;
    font-weight: 700;
    padding: 2px 6px;
    border-radius: 2px;
    color: #ffffff;
    z-index: 3;
}

.v24-badge-new {
    background: #0ea5e9;
}

.v24-badge-sale {
    background: #ef4444;
}

.v24-prod-thumb {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 165px;
    margin-bottom: 8px;
    overflow: hidden;
}

.v24-prod-thumb img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    transition: transform 0.25s ease;
}

.v24-prod-card:hover .v24-prod-thumb img {
    transform: scale(1.04);
}

.v24-prod-info {
    display: flex;
    flex-direction: column;
    flex-grow: 1;
    justify-content: space-between;
}

.v24-prod-name {
    margin: 0 0 6px;
    font-size: 0.83rem;
    font-weight: 500;
    line-height: 1.35;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    min-height: 2.25rem;
}

.v24-prod-name a {
    color: #1e293b;
    text-decoration: none;
}

.v24-prod-name a:hover {
    color: var(--v24-orange);
}

.v24-prod-price-row {
    display: flex;
    align-items: baseline;
    gap: 8px;
    flex-wrap: wrap;
}

.v24-price-now {
    color: var(--v24-red-price);
    font-weight: 700;
    font-size: 0.9rem;
}

.v24-price-old {
    color: #94a3b8;
    font-size: 0.76rem;
    text-decoration: line-through;
}

.price-contact,
.v24-price-contact {
    color: var(--v24-orange, #f37540);
    font-weight: 700;
    font-size: 1.5rem;
}

.v24-block-brands {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
    padding: 8px 14px;
    background: #ffffff;
    border-top: 1px solid #f1f5f9;
}

.v24-block-brand-item {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 4px 8px;
    border: 1px solid #f1f5f9;
    border-radius: 3px;
}

.v24-block-brand-item:hover {
    border-color: var(--v24-orange);
}

.v24-block-brand-item img {
    height: 26px;
    width: auto;
    max-width: 85px;
    object-fit: contain;
}

/* --- FOOTER SÁNG + THANH BẢN QUYỀN NAVY --- */
.v24-footer {
    background: #ffffff;
    border-top: 3px solid var(--v24-navy);
    margin-top: 24px;
}

.v24-footer-top {
    padding: 32px 0 24px;
}

.v24-footer-title {
    font-size: 0.86rem;
    font-weight: 700;
    color: var(--v24-navy);
    margin-bottom: 12px;
    text-transform: uppercase;
}

.v24-footer-links {
    list-style: none;
    margin: 0;
    padding: 0;
}

.v24-footer-links li {
    margin-bottom: 6px;
}

.v24-footer-links a {
    color: #475569;
    text-decoration: none;
    font-size: 0.84rem;
}

.v24-footer-links a:hover {
    color: var(--v24-orange);
}

.v24-btn-orange {
    background-color: var(--v24-orange);
    color: #ffffff;
    border: none;
}

.v24-btn-orange:hover {
    background-color: var(--v24-orange-hover);
    color: #ffffff;
}

.v24-social-btn {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--v24-navy);
    color: #ffffff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    font-size: 0.85rem;
}

.v24-social-btn:hover {
    background: var(--v24-orange);
    color: #ffffff;
}

.v24-footer-bottom {
    background-color: var(--v24-navy);
    color: #e2e8f0;
    font-size: 0.8rem;
    padding: 12px 0;
}

/* --- RESPONSIVE TABLET & MOBILE --- */
@media (max-width: 1199px) {
    .v24-hero-grid {
        grid-template-columns: 220px 1fr;
    }
    .v24-hero-right {
        grid-column: 1 / -1;
        flex-direction: row;
    }
    .v24-commit-box {
        flex: 1;
    }
    .v24-right-promo-banner {
        flex: 1;
    }
    .v24-brand-logos-grid {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }
}

@media (max-width: 991px) {
    .v24-hero-grid {
        grid-template-columns: 1fr;
    }
    .v24-cat-flyout {
        display: none !important;
    }
    .v24-hero-slide-img {
        height: 240px;
    }
    .v24-hero-right {
        flex-direction: column;
    }
    .v24-brand-strip-box {
        grid-template-columns: 1fr;
    }
    .v24-brand-side-visual {
        display: none;
    }
    .v24-block-body {
        grid-template-columns: 1fr;
    }
    .v24-block-subcats {
        border-right: none;
        border-bottom: 1px solid var(--v24-border);
        padding: 8px 12px;
    }
    .v24-block-subcats ul {
        display: flex;
        flex-wrap: wrap;
        gap: 6px;
    }
    .v24-block-subcats li a {
        background: #ffffff;
        border: 1px solid #e2e8f0;
        border-radius: 3px;
        padding: 4px 10px;
    }
    .v24-prod-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    .v24-prod-card:nth-child(2n) {
        border-right: none;
    }
}