/* =========================
   LIXON Website Main Stylesheet
   (Based on reference structure)
   ========================= */

:root {
    --color-primary: #6AAB35;
    --color-primary-dark: #558B2F;
    --color-text: #1F2A3A;
    --color-text-light: #5A6E7E;
    --color-bg: #FFFFFF;
    --color-bg-soft: #F9FCF5;
    --color-border: #E8F0E4;
    --color-card-bg: #F0F4E8;
    --shadow-sm: 0 1px 0 rgba(0,0,0,0.05);
    --shadow-md: 0 10px 25px rgba(0,0,0,0.08);
    --shadow-lg: 0 15px 25px -10px rgba(106,171,53,0.15);
    --radius: 12px;
    --radius-lg: 24px;
    --container: 1280px;
    --topbar-h: 45px;
    --header-h: 120px;
    --transition: 0.2s ease;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
    color: var(--color-text);
    background: var(--color-bg);
    line-height: 1.4;
    -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--color-primary); }
ul { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }

.full-width { max-width: 1920px; margin: 0 auto; width: 100%; }
.container { max-width: var(--container); margin: 0 auto; padding: 0 32px; }

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 28px;
    border-radius: 40px;
    font-weight: 600;
    font-size: 0.85rem;
    letter-spacing: 0.3px;
    transition: all var(--transition);
    cursor: pointer;
    text-transform: none;
}
.btn-cta { background: var(--color-primary); color: #fff; }
.btn-cta:hover { background: var(--color-primary-dark); color: #fff; transform: translateY(-2px); }
.btn-outline { background: transparent; color: var(--color-text); border: 2px solid var(--color-border); }
.btn-outline:hover { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }
.btn-dark { background: var(--color-primary); color: #fff; }
.btn-dark:hover { background: var(--color-primary-dark); color: #fff; }
.btn-block { width: 100%; }

/* ===== Top contact bar ===== */
.topbar {
    background-color: var(--color-primary);
    color: white;
    font-size: 0.85rem;
    height: var(--topbar-h);
    display: flex;
    align-items: center;
}
.topbar-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
    width: 100%;
}
.topbar-contact {
    display: flex;
    align-items: center;
    gap: 24px;
    flex-wrap: wrap;
}
.tb-item {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: white;
    transition: opacity var(--transition);
}
.tb-item:hover { color: white; opacity: 0.8; }
.tb-item svg { flex-shrink: 0; }
.topbar-social {
    display: flex;
    align-items: center;
    gap: 16px;
}
.tb-social {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.1rem;
    transition: opacity var(--transition);
}
.tb-social:hover { color: white; opacity: 0.8; }

/* ===== WhatsApp Float ===== */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background-color: #25D366;
    color: white;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
    transition: all var(--transition);
    z-index: 1000;
    text-decoration: none;
}
.whatsapp-float:hover { transform: scale(1.1); background-color: #20B859; color: white; }

/* ===== Header / Navbar ===== */
.site-header {
    background: white;
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 100;
    height: var(--header-h);
    display: flex;
    align-items: center;
}
.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    width: 100%;
    height: 100%;
}
.logo {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 1.8rem;
    font-weight: 700;
    letter-spacing: -1px;
    color: var(--color-text);
}
.logo span { color: var(--color-primary); }
.logo-img {
    height: 80px;
    width: auto;
    display: block;
    object-fit: contain;
}
.main-nav {
    display: flex;
    gap: 1.8rem;
    align-items: center;
    flex-wrap: nowrap;
    flex: 1;
    justify-content: center;
    margin: 0;
}
.nav-link {
    color: var(--color-text);
    font-weight: 500;
    font-size: 0.9rem;
    padding: 8px 0;
    position: relative;
    white-space: nowrap;
    transition: color var(--transition);
}
.nav-link:hover { color: var(--color-primary); }
.nav-link.active { color: var(--color-primary); font-weight: 600; }
.header-cta {
    background-color: var(--color-primary);
    color: white;
    padding: 8px 24px;
    border-radius: 40px;
    font-weight: 600;
    font-size: 0.85rem;
    transition: background var(--transition);
    white-space: nowrap;
}
.header-cta:hover { background-color: var(--color-primary-dark); color: white; }

/* Dropdown */
.nav-item { position: relative; }
.nav-label { cursor: pointer; display: inline-flex; align-items: center; gap: 4px; }
.nav-arrow { font-size: 0.55rem; transition: transform var(--transition); }
.nav-item:hover .nav-arrow { transform: rotate(180deg); }
.dropdown-menu {
    position: absolute;
    top: 40px;
    left: -20px;
    background: white;
    min-width: 240px;
    box-shadow: var(--shadow-md);
    border-radius: var(--radius);
    padding: 12px 0;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 10;
    border: 1px solid var(--color-border);
}
.nav-item:hover .dropdown-menu { opacity: 1; visibility: visible; }
.dropdown-menu li { list-style: none; }
.dropdown-group { position: relative; }
.dropdown-group > a,
.dropdown-group > span {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 20px;
    font-size: 0.85rem;
    color: #2C3E2F;
    transition: color var(--transition);
}
.dropdown-group > a:hover,
.dropdown-group > span:hover { color: var(--color-primary); }
.dropdown-header {
    font-weight: 700;
    color: var(--color-primary);
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    cursor: default;
}
.sub-arrow { font-size: 0.5rem; margin-left: 6px; }
/* Level 3 submenu */
.submenu {
    position: absolute;
    top: 0;
    left: 100%;
    background: white;
    min-width: 220px;
    box-shadow: var(--shadow-md);
    border-radius: var(--radius);
    padding: 12px 0;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 11;
    border: 1px solid var(--color-border);
    list-style: none;
}
.dropdown-group:hover > .submenu { opacity: 1; visibility: visible; }
.submenu li { list-style: none; }
.submenu li a {
    display: block;
    padding: 8px 20px;
    color: #2C3E2F;
    font-size: 0.85rem;
    transition: color var(--transition);
}
.submenu li a:hover { color: var(--color-primary); background: var(--color-bg-soft); }

.nav-toggle {
    display: none;
    font-size: 1.6rem;
    cursor: pointer;
    color: var(--color-text);
}

/* ===== Hero Carousel 1920x740 ===== */
.hero-carousel {
    width: 100%;
    overflow: hidden;
    position: relative;
}
.carousel-container { position: relative; width: 100%; margin: 0 auto; }
.carousel-track {
    display: flex;
    transition: transform 0.5s ease;
}
.carousel-slide {
    min-width: 100%;
    flex-shrink: 0;
    height: 740px;
    background-size: cover;
    background-position: center;
}
.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0,0,0,0.5);
    color: white;
    border: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 1.8rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    z-index: 10;
}
.carousel-btn:hover { background: rgba(0,0,0,0.8); }
.btn-prev { left: 30px; }
.btn-next { right: 30px; }
.carousel-dots {
    position: absolute;
    bottom: 30px;
    left: 0; right: 0;
    display: flex;
    justify-content: center;
    gap: 12px;
    z-index: 10;
}
.carousel-dot {
    width: 12px;
    height: 12px;
    background: rgba(255,255,255,0.5);
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition);
}
.carousel-dot.active {
    background: var(--color-primary);
    width: 24px;
    border-radius: 6px;
}

/* ===== Stats ===== */
.stats-section {
    padding: 60px 0;
    text-align: center;
    background: #FEFEFE;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    border-bottom: 1px solid var(--color-border);
    border-top: 1px solid var(--color-border);
}
.stats-flex {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 40px;
}
.stat-item {
    flex: 1;
    min-width: 140px;
    text-align: center;
}
.stat-item h3 {
    font-size: 2.4rem;
    font-weight: 700;
    color: var(--color-primary);
}
.stat-item p {
    color: var(--color-text-light);
    font-size: 0.8rem;
    text-transform: uppercase;
}

/* ===== Marquee (dual-row scrolling) ===== */
.marquee-section {
    padding: 60px 0;
    background: white;
    overflow: hidden;
}
.marquee-container {
    width: 100%;
    margin: 30px 0;
    overflow: hidden;
}
.marquee {
    display: flex;
    gap: 20px;
    width: max-content;
}
.marquee-item {
    width: 330px;
    height: 250px;
    text-align: center;
    flex-shrink: 0;
    background: var(--color-card-bg);
    border-radius: 20px;
    overflow: hidden;
    transition: transform var(--transition);
}
.marquee-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}
.marquee-item:hover { transform: scale(1.02); }
@keyframes scrollLeft {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}
@keyframes scrollRight {
    0% { transform: translateX(-50%); }
    100% { transform: translateX(0); }
}
.marquee-left .marquee { animation: scrollLeft 50s linear infinite; }
.marquee-right .marquee { animation: scrollRight 50s linear infinite; }
.marquee-container:hover .marquee { animation-play-state: paused; }

/* ===== Section common ===== */
.section-title {
    font-size: 2rem;
    font-weight: 600;
    text-align: center;
    margin-bottom: 40px;
    color: var(--color-text);
}
.section { padding: 70px 0; }
.section-soft { background: var(--color-bg-soft); }
.section-dark { background: var(--color-text); color: #fff; }
.section-dark .section-title { color: #fff; }
.section-dark .section-sub { color: rgba(255,255,255,0.7); }
.section-dark .stat-num { color: var(--color-primary); }
.section-dark .stat-label { color: rgba(255,255,255,0.7); }
.section-head { text-align: center; max-width: 720px; margin: 0 auto 56px; }
.section-tag {
    display: inline-block;
    color: var(--color-primary);
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 12px;
}
.section-sub { color: var(--color-text-light); font-size: 16px; }

/* ===== Core product lines (3 columns) ===== */
.product-showcase {
    padding: 40px 0 60px;
    background: #FEFEFE;
}
.product-grid-core {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
    margin-top: 20px;
}
.core-card {
    background: white;
    border-radius: 28px;
    padding: 30px 20px;
    text-decoration: none;
    color: inherit;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    border: 1px solid var(--color-border);
    transition: var(--transition);
}
.core-card:hover {
    transform: translateY(-6px);
    border-color: var(--color-primary);
    box-shadow: var(--shadow-lg);
}
.core-icon { font-size: 2.8rem; margin-bottom: 1rem; display: flex; justify-content: center; }
.core-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--color-text);
}
.core-card p {
    color: var(--color-text-light);
    font-size: 0.9rem;
    margin: 1rem 0;
}
.core-link {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 600;
}
.core-link:hover { color: var(--color-primary-dark); }

/* ===== Factory section ===== */
.factory-section {
    background: var(--color-bg-soft);
    padding: 70px 0;
}
.factory-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 50px;
    align-items: center;
}
.factory-gallery {
    flex: 1.2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}
.factory-img {
    background: #DCEAD3;
    border-radius: var(--radius-lg);
    height: 200px;
    background-size: cover;
    background-position: center;
    transition: var(--transition);
}
.factory-img:hover { transform: scale(1.02); }
.factory-img-large { grid-column: span 2; height: 280px; }
.factory-text { flex: 1; }
.factory-text h3 {
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--color-text);
}
.factory-text p {
    font-size: 1rem;
    color: var(--color-text-light);
    margin-bottom: 24px;
    line-height: 1.5;
}
.factory-stats { display: flex; gap: 30px; margin-top: 20px; }
.factory-stat h4 {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--color-primary);
}
.factory-stat p {
    font-size: 0.8rem;
    color: var(--color-text-light);
    margin-bottom: 0;
}

/* ===== Catalog section ===== */
.catalog-section { padding: 70px 0; background: white; }
.category-block { margin-bottom: 60px; }
.category-title {
    font-size: 1.6rem;
    font-weight: 600;
    margin-bottom: 30px;
    color: var(--color-text);
    border-left: 5px solid var(--color-primary);
    padding-left: 20px;
}
.category-items {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}
.catalog-item {
    background: white;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--color-border);
    transition: all var(--transition);
}
.catalog-item:hover {
    transform: translateY(-6px);
    border-color: var(--color-primary);
    box-shadow: 0 10px 20px rgba(106,171,53,0.1);
}
.catalog-img {
    height: 180px;
    background: var(--color-card-bg);
    background-size: cover;
    background-position: center;
}
.catalog-info { padding: 20px; }
.catalog-info h4 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--color-text);
}
.catalog-info p {
    font-size: 0.85rem;
    color: var(--color-text-light);
    margin-bottom: 15px;
    line-height: 1.4;
}
.catalog-link {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.8rem;
    border-bottom: 1px solid var(--color-primary);
    padding-bottom: 2px;
}

/* ===== Product grid (list page) ===== */
.product-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.product-card {
    background: #fff;
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--color-border);
    transition: transform var(--transition), box-shadow var(--transition);
    display: flex;
    flex-direction: column;
}
.product-card:hover { transform: translateY(-6px); box-shadow: 0 10px 20px rgba(106,171,53,0.1); border-color: var(--color-primary); }
.product-img {
    aspect-ratio: 4/3;
    background: var(--color-card-bg) center/cover no-repeat;
}
.product-img-placeholder {
    background-image: url('/static/home/images/product-placeholder.svg');
}
.product-info { padding: 20px; flex: 1; display: flex; flex-direction: column; }
.product-info h3 {
    font-size: 16px;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 8px;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    min-height: 44px;
}
.product-info p {
    color: var(--color-text-light);
    font-size: 13px;
    margin-bottom: 16px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    flex: 1;
}
.product-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--color-primary);
    font-weight: 700;
    font-size: 13px;
    margin-top: auto;
}

/* ===== Page header (sub pages) ===== */
.page-header {
    padding: 60px 0;
    background: var(--color-bg-soft);
    color: var(--color-text);
    position: relative;
    overflow: hidden;
}
.page-header.solid {
    background: var(--color-bg-soft);
}
.page-header-inner { position: relative; z-index: 2; }
.page-header h1 {
    font-size: clamp(32px, 4vw, 48px);
    font-weight: 800;
    margin-bottom: 12px;
    color: var(--color-text);
}
.breadcrumb { font-size: 13px; color: var(--color-text-light); }
.breadcrumb a:hover { color: var(--color-primary); }
.breadcrumb .sep { margin: 0 8px; opacity: 0.5; }

/* ===== About brief (home) ===== */
.about-brief { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.about-brief-img {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 16px 48px rgba(106,171,53,0.14);
    aspect-ratio: 4/3;
    background: linear-gradient(135deg, #6AAB35, #558B2F);
}
.about-brief-img::after {
    content: '';
    position: absolute;
    inset: 0;
    background: url('/static/home/images/about-placeholder.svg') center/cover;
    opacity: 0.85;
}
.about-brief h2 { font-size: clamp(28px, 3vw, 40px); font-weight: 800; line-height: 1.2; color: var(--color-text); margin-bottom: 20px; }
.about-brief p { color: var(--color-text-light); margin-bottom: 16px; }
.about-brief .btn { margin-top: 16px; }

/* ===== About page ===== */
.about-story { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.about-story h2 { font-size: clamp(26px, 3vw, 36px); color: var(--color-text); margin-bottom: 16px; font-weight: 800; }
.about-story p { color: var(--color-text-light); margin-bottom: 14px; }
.about-img {
    aspect-ratio: 4/3;
    border-radius: var(--radius-lg);
    background: url('/static/home/images/about-placeholder.svg?v=2') center/cover,
                linear-gradient(135deg, #6AAB35, #558B2F);
    box-shadow: 0 16px 48px rgba(106,171,53,0.14);
}
.mv-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.mv-card {
    background: #fff;
    padding: 40px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    transition: transform var(--transition), box-shadow var(--transition);
}
.mv-card:hover { transform: translateY(-4px); box-shadow: 0 10px 25px rgba(0,0,0,0.08); }
.mv-card h3 { font-size: 22px; color: var(--color-text); margin-bottom: 12px; font-weight: 800; }
.mv-card p { color: var(--color-text-light); }
.mv-icon {
    width: 64px; height: 64px;
    border-radius: 16px;
    background: rgba(106,171,53,0.12);
    color: var(--color-primary);
    display: flex; align-items: center; justify-content: center;
    font-size: 28px;
    font-weight: 800;
    margin-bottom: 20px;
}

/* ===== Why choose ===== */
.why-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.why-item {
    background: #fff;
    padding: 32px;
    border-radius: var(--radius);
    border: 1px solid var(--color-border);
    text-align: center;
    transition: transform var(--transition), box-shadow var(--transition);
}
.why-item:hover { transform: translateY(-4px); box-shadow: 0 10px 25px rgba(0,0,0,0.08); }
.why-icon {
    width: 56px; height: 56px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(106,171,53,0.12);
    color: var(--color-primary);
    margin: 0 auto 16px;
    font-size: 24px;
    font-weight: 800;
}
.why-item h4 { font-size: 16px; font-weight: 700; color: var(--color-text); margin-bottom: 8px; }
.why-item p { color: var(--color-text-light); font-size: 14px; }

/* ===== Stats (about page) ===== */
.stats-grid-about { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; text-align: center; }
.stat-num {
    font-size: 48px;
    font-weight: 800;
    color: var(--color-primary);
    line-height: 1;
    margin-bottom: 8px;
}
.stat-label { font-size: 14px; color: var(--color-text-light); text-transform: uppercase; letter-spacing: 1px; }

/* ===== CTA banner ===== */
.cta-banner {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: #fff;
    padding: 64px 0;
    text-align: center;
}
.cta-banner h2 { font-size: clamp(24px, 3vw, 36px); font-weight: 800; margin-bottom: 12px; }
.cta-banner p { color: rgba(255,255,255,0.9); margin-bottom: 24px; }
.cta-banner .btn { background: #fff; color: var(--color-primary); }
.cta-banner .btn:hover { background: var(--color-text); color: #fff; }

/* ===== Mid banner ===== */
.mid-banner {
    position: relative;
    min-height: 260px;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, rgba(106,171,53,0.85), rgba(85,139,47,0.78)), url('/static/home/images/factory-banner.jpg') center/cover no-repeat;
    color: #fff;
    overflow: hidden;
}
.mid-banner-inner { position: relative; z-index: 2; display: flex; align-items: center; justify-content: space-between; gap: 32px; flex-wrap: wrap; padding: 40px 0; }
.mid-banner h2 { font-size: clamp(24px, 3vw, 36px); font-weight: 800; color: #fff; margin-bottom: 8px; }
.mid-banner p { color: rgba(255,255,255,0.92); font-size: 16px; max-width: 640px; }
.mid-banner .btn { background: #fff; color: var(--color-primary); }
.mid-banner .btn:hover { background: var(--color-bg-soft); color: var(--color-primary); }

/* ===== Product list page ===== */
.list-head { margin-bottom: 40px; }
.list-head .desc { color: var(--color-text-light); max-width: 760px; }
.list-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }

/* Hero banner for product list */
.list-hero {
    position: relative;
    width: 100%;
    height: 500px;
    background-size: cover;
    background-position: center 60%;
    background-repeat: no-repeat;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}
.list-hero::before {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background: rgba(0,0,0,0.5);
}
.list-hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    padding: 0 20px;
    color: white;
}
.list-hero-content h1 {
    font-size: 2.8rem;
    font-weight: 700;
    margin-bottom: 1rem;
}
.list-hero-content h1 span { color: var(--color-primary); }
.list-hero-content p {
    font-size: 1.1rem;
    opacity: 0.9;
}

/* Filter bar */
.filter-bar {
    text-align: center;
    margin: 40px 0 30px;
}
.filter-btn {
    background: var(--color-card-bg);
    border: none;
    padding: 8px 24px;
    margin: 0 6px 10px;
    border-radius: 40px;
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    color: var(--color-text);
}
.filter-btn.active, .filter-btn:hover {
    background: var(--color-primary);
    color: white;
}

/* Product card (new style) */
.product-card-new {
    background: white;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0,0,0,0.02);
    border: 1px solid var(--color-border);
    transition: all 0.25s ease;
    display: flex;
    flex-direction: column;
}
.product-card-new:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 25px -12px rgba(0,0,0,0.08);
    border-color: var(--color-primary);
}
.product-card-new .product-img-new {
    width: 100%;
    height: 180px;
    object-fit: cover;
    background: var(--color-card-bg);
    display: block;
}
.product-card-new .product-info-new {
    padding: 16px;
    flex: 1;
    display: flex;
    flex-direction: column;
}
.product-category-badge {
    display: inline-block;
    background: var(--color-bg-soft);
    padding: 3px 10px;
    border-radius: 30px;
    font-size: 0.65rem;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    width: fit-content;
}
.product-card-new .product-info-new h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 8px;
    line-height: 1.3;
    color: var(--color-text);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.product-card-new .product-info-new p {
    color: var(--color-text-light);
    font-size: 0.8rem;
    margin-bottom: 12px;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    flex: 1;
}
.product-link-underline {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.8rem;
    border-bottom: 1px solid var(--color-primary);
    padding-bottom: 2px;
    display: inline-block;
}

/* Related products */
.related-products {
    margin-top: 20px;
    margin-bottom: 60px;
}
.related-title {
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: 30px;
    text-align: center;
    color: var(--color-text);
}
.related-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

/* Bottom quote link */
.bottom-quote-link {
    text-align: center;
    margin: 30px 0 50px;
}
.btn-secondary {
    background: transparent;
    border: 1px solid var(--color-primary);
    color: var(--color-primary);
    padding: 10px 28px;
    border-radius: 40px;
    text-decoration: none;
    font-weight: 600;
    display: inline-block;
    transition: var(--transition);
}
.btn-secondary:hover {
    background: var(--color-primary);
    color: white;
}

/* ===== Empty state ===== */
.empty-state {
    text-align: center;
    padding: 80px 24px;
    background: linear-gradient(180deg, #fbfcfd 0%, #f4f7fa 100%);
    border: 1px solid var(--color-border);
    border-radius: 16px;
    color: var(--color-text-light);
    max-width: 720px;
    margin: 30px auto 0;
    box-shadow: 0 4px 18px rgba(106,171,53,0.04);
}
.empty-state-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 120px;
    height: 120px;
    margin-bottom: 18px;
    opacity: 0.95;
    animation: emptyFloat 3s ease-in-out infinite;
}
.empty-state-icon svg { display: block; }
.empty-state-title {
    color: var(--color-text);
    font-size: 22px;
    font-weight: 700;
    margin: 4px 0 10px;
    letter-spacing: 0.3px;
}
.empty-state-desc {
    color: var(--color-text-light);
    font-size: 15px;
    line-height: 1.7;
    max-width: 520px;
    margin: 0 auto 28px;
}
.empty-state-actions {
    display: flex;
    justify-content: center;
    gap: 14px;
    flex-wrap: wrap;
}
@keyframes emptyFloat {
    0%, 100% { transform: translateY(0); }
    50%      { transform: translateY(-6px); }
}

/* ===== Pagination ===== */
.pagination {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 56px;
}
.pagination a, .pagination span {
    padding: 10px 16px;
    border-radius: var(--radius);
    border: 1px solid var(--color-border);
    background: #fff;
    color: var(--color-text);
    font-weight: 600;
    font-size: 14px;
    transition: all var(--transition);
}
.pagination a:hover { border-color: var(--color-primary); color: var(--color-primary); }
.pagination .current { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }
.pagination .disabled { opacity: 0.4; cursor: not-allowed; }

/* ===== Product detail page ===== */
/* Breadcrumb */
.breadcrumb-nav {
    padding: 20px 0 10px;
    font-size: 0.85rem;
}
.breadcrumb-nav a {
    color: var(--color-primary);
    text-decoration: none;
}
.breadcrumb-nav a:hover { text-decoration: underline; }
.breadcrumb-nav span {
    color: var(--color-text-light);
}
.breadcrumb-nav .sep {
    margin: 0 6px;
    color: var(--color-text-light);
}

.detail-section {
    padding: 20px 0 60px;
}
.detail-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; align-items: flex-start; }
.detail-gallery { position: relative; }
.detail-main-img {
    width: 100%;
    height: 400px;
    background: var(--color-card-bg);
    border-radius: 28px;
    overflow: hidden;
    margin-bottom: 16px;
    background-size: cover;
    background-position: center;
}
.detail-main-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}
.detail-main-img-placeholder {
    background-image: url('/static/home/images/product-placeholder.svg');
}
.detail-thumbs {
    display: flex;
    gap: 12px;
    overflow-x: auto;
    padding-bottom: 8px;
}
.detail-thumb {
    width: 80px;
    height: 80px;
    border-radius: 16px;
    overflow: hidden;
    cursor: pointer;
    opacity: 0.6;
    transition: var(--transition);
    border: 2px solid transparent;
    flex-shrink: 0;
    background: var(--color-card-bg) center/cover no-repeat;
}
.detail-thumb.active {
    opacity: 1;
    border-color: var(--color-primary);
}
.detail-thumb:hover { opacity: 1; }
.detail-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Product info */
.detail-info h1 { font-size: 2rem; font-weight: 700; margin-bottom: 12px; color: var(--color-text); }
.detail-category-badge {
    display: inline-block;
    background: var(--color-bg-soft);
    padding: 4px 12px;
    border-radius: 30px;
    font-size: 0.75rem;
    color: var(--color-primary);
    margin-bottom: 20px;
}
.detail-description {
    color: var(--color-text-light);
    margin-bottom: 24px;
    line-height: 1.6;
}
.specs-title {
    font-size: 1.2rem;
    font-weight: 600;
    margin: 24px 0 12px;
    border-left: 4px solid var(--color-primary);
    padding-left: 12px;
    color: var(--color-text);
}
.spec-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--color-bg-soft);
    border-radius: 24px;
    overflow: hidden;
}
.spec-table tr {
    border-bottom: 1px solid var(--color-border);
}
.spec-table tr:last-child {
    border-bottom: none;
}
.spec-table td {
    padding: 12px 16px;
    font-size: 0.9rem;
}
.spec-table td:first-child {
    font-weight: 600;
    width: 40%;
    background: var(--color-card-bg);
}
.btn-inquiry {
    display: inline-block;
    background: var(--color-primary);
    color: white;
    padding: 14px 32px;
    border-radius: 40px;
    text-decoration: none;
    font-weight: 600;
    margin-top: 30px;
    transition: var(--transition);
}
.btn-inquiry:hover {
    background: var(--color-primary-dark);
    color: white;
}

/* Related products (detail page) */
.detail-related {
    margin-top: 80px;
}
.detail-related .related-title {
    font-size: 1.6rem;
    font-weight: 600;
    margin-bottom: 30px;
    text-align: center;
}
.detail-related-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}
.related-card {
    background: white;
    border: 1px solid var(--color-border);
    border-radius: 24px;
    overflow: hidden;
    transition: var(--transition);
}
.related-card:hover {
    transform: translateY(-4px);
    border-color: var(--color-primary);
}
.related-card-img {
    height: 160px;
    background: var(--color-card-bg) center/cover no-repeat;
}
.related-card-info {
    padding: 16px;
}
.related-card-info h4 {
    font-size: 1.1rem;
    margin-bottom: 8px;
    color: var(--color-text);
}
.related-card-link {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.85rem;
}

/* ===== Contact page ===== */
.contact-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 56px; align-items: flex-start; }
.contact-info-card {
    background: var(--color-text);
    color: #fff;
    padding: 40px;
    border-radius: var(--radius-lg);
}
.contact-info-card h2 { font-size: 24px; margin-bottom: 8px; font-weight: 800; }
.contact-info-card p { color: rgba(255,255,255,0.7); margin-bottom: 28px; }
.contact-item { display: flex; gap: 16px; margin-bottom: 24px; align-items: flex-start; }
.contact-item .ci-icon {
    width: 44px; height: 44px;
    flex-shrink: 0;
    border-radius: 50%;
    background: rgba(106,171,53,0.18);
    color: var(--color-primary);
    display: flex; align-items: center; justify-content: center;
    font-weight: 800;
}
.contact-item .ci-text strong { display: block; margin-bottom: 4px; font-size: 14px; }
.contact-item .ci-text span { color: rgba(255,255,255,0.8); font-size: 14px; }
.contact-form {
    background: #fff;
    padding: 40px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
}
.contact-form h2 { font-size: 24px; color: var(--color-text); margin-bottom: 24px; font-weight: 800; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 16px; }
.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: 13px; font-weight: 600; color: var(--color-text); margin-bottom: 6px; }
.form-group input, .form-group textarea {
    width: 100%;
    padding: 12px 14px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    font: inherit;
    transition: border-color var(--transition);
    background: #fff;
}
.form-group input:focus, .form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
}
.form-group textarea { min-height: 140px; resize: vertical; }
.form-tip { font-size: 13px; margin-top: 12px; min-height: 18px; }
.form-tip.success { color: #1aa260; }
.form-tip.error { color: #d62828; }

/* ===== Footer ===== */
.site-footer {
    background: var(--color-text);
    color: #BCC6D0;
    padding: 50px 0 30px;
}
.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 40px;
}
.footer-col h4 {
    color: white;
    margin-bottom: 1rem;
    font-size: 1rem;
}
.footer-col a, .footer-col p {
    color: #BCC6D0;
    text-decoration: none;
    display: block;
    margin-bottom: 0.5rem;
    font-size: 0.85rem;
}
.footer-col a:hover { color: white; }
.footer-col ul li { margin-bottom: 10px; font-size: 0.85rem; }
.footer-col ul li a { color: #BCC6D0; transition: color var(--transition); }
.footer-col ul li a:hover { color: #fff; }
.footer-social { display: flex; gap: 10px; margin-top: 18px; }
.footer-social a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: rgba(255,255,255,0.14);
    color: #fff;
    transition: background var(--transition), transform var(--transition);
}
.footer-social a:hover { background: rgba(255,255,255,0.28); transform: translateY(-2px); }
.footer-bottom {
    text-align: center;
    margin-top: 50px;
    padding-top: 20px;
    border-top: 1px solid #3A4A5A;
    font-size: 0.75rem;
}
.footer-logo-row { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; }
.footer-logo-img { height: 56px; width: auto; background: #fff; border-radius: 8px; padding: 4px; }
.footer-brand-text strong { display: block; color: #fff; font-size: 18px; font-weight: 800; letter-spacing: 1.5px; }
.footer-brand-text small { display: block; color: rgba(255,255,255,0.75); font-size: 11px; letter-spacing: 0.5px; }
.footer-contact li { color: #BCC6D0; }
.footer-contact li a { color: #BCC6D0; }
.footer-contact li a:hover { color: #fff; }

/* ===== Animations ===== */
.fade-in {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}
.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ===== Responsive ===== */
@media (max-width: 1200px) {
    .marquee-item { width: 280px; height: 212px; }
}
@media (max-width: 1024px) {
    .product-grid, .list-grid { grid-template-columns: repeat(2, 1fr); }
    .related-grid { grid-template-columns: repeat(2, 1fr); }
    .list-hero { height: 400px; }
    .list-hero-content h1 { font-size: 2.2rem; }
    .why-grid { grid-template-columns: repeat(2, 1fr); }
    .carousel-slide { height: 500px; }
    .carousel-btn { width: 40px; height: 40px; font-size: 1.2rem; }
    .main-nav {
        position: fixed;
        top: var(--header-h);
        left: -100%;
        flex-direction: column;
        background: white;
        width: 100%;
        padding: 2rem;
        gap: 1.5rem;
        box-shadow: 0 10px 20px rgba(0,0,0,0.05);
        transition: 0.3s;
        z-index: 99;
    }
    .main-nav.active { left: 0; }
    .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        box-shadow: none;
        padding-left: 20px;
        margin-top: 8px;
        border: none;
        display: none;
    }
    .nav-item.active .dropdown-menu { display: block; }
    .submenu {
        position: static;
        opacity: 1;
        visibility: visible;
        box-shadow: none;
        border: none;
        padding-left: 16px;
        display: none;
    }
    .dropdown-group.active .submenu { display: block; }
    .nav-arrow { display: inline-block; }
    .sub-arrow { display: inline-block; }
    .dropdown-group > span { cursor: pointer; }
    .nav-toggle { display: block; }
    .header-cta { display: none; }
}
@media (max-width: 992px) {
    .product-grid-core { grid-template-columns: 1fr; gap: 30px; }
    .factory-grid { flex-direction: column; }
    .factory-gallery { width: 100%; }
    .detail-grid { grid-template-columns: 1fr; gap: 40px; }
    .detail-related-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
    :root { --header-h: 80px; --topbar-h: auto; }
    .topbar { font-size: 12px; padding: 8px 0; height: auto; }
    .topbar-inner { flex-direction: column; gap: 6px; }
    .topbar-contact { gap: 14px; justify-content: center; }
    .tb-item span { display: none; }
    .whatsapp-float { width: 50px; height: 50px; font-size: 1.6rem; bottom: 20px; right: 20px; }
    .carousel-slide { height: 400px; }
    .marquee-item { width: 200px; height: 152px; }
    .about-brief, .about-story, .detail-grid, .contact-grid { grid-template-columns: 1fr; gap: 32px; }
    .mv-grid, .form-row { grid-template-columns: 1fr; }
    .why-grid, .footer-grid { grid-template-columns: 1fr 1fr; }
    .stats-grid-about { grid-template-columns: repeat(2, 1fr); gap: 24px; }
    .stats-flex { justify-content: center; gap: 20px; }
    .detail-gallery { position: static; }
    .detail-thumbs { grid-template-columns: repeat(4, 1fr); }
    .category-items { grid-template-columns: 1fr; }
    .list-hero { height: 320px; }
    .list-hero-content h1 { font-size: 1.8rem; }
    .detail-main-img { height: 280px; }
    .detail-related-grid { grid-template-columns: 1fr; }
    .related-grid { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
    .list-grid, .related-grid { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
    .product-grid, .list-grid, .why-grid, .footer-grid, .stats-grid-about { grid-template-columns: 1fr; }
    .hero-actions .btn { width: 100%; }
}