/* ===== RONGGE - Professional B2B Manufacturer ===== */
:root {
    --white: #ffffff;
    --bg: #f5f6f8;
    --bg-dark: #1a2332;
    --text: #1f2937;
    --text-secondary: #6b7280;
    --text-light: #9ca3af;
    --border: #e5e7eb;
    --navy: #1e3a5f;
    --navy-dark: #152a45;
    --blue: #2563eb;
    --blue-light: #dbeafe;
    --red: #dc2626;
    --red-hover: #b91c1c;
    --green: #059669;
    --font-heading: 'Barlow', 'Segoe UI', sans-serif;
    --font-body: -apple-system, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', sans-serif;
}
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
    font-family: var(--font-body);
    background: var(--white);
    color: var(--text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
ul { list-style: none; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex; align-items: center; gap: 8px;
    font-family: var(--font-body);
    font-size: 14px; font-weight: 600;
    padding: 10px 24px; border-radius: 4px;
    border: none; cursor: pointer;
    transition: all 0.2s;
}
.btn-red { background: var(--red); color: #fff; }
.btn-red:hover { background: var(--red-hover); }
.btn-navy { background: var(--navy); color: #fff; }
.btn-navy:hover { background: var(--navy-dark); }
.btn-outline { background: #fff; color: var(--text); border: 1px solid var(--border); }
.btn-outline:hover { border-color: var(--navy); color: var(--navy); }
.btn svg { width: 16px; height: 16px; }

/* ===== TOP BAR ===== */
.topbar {
    background: var(--bg-dark);
    color: rgba(255,255,255,0.7);
    font-size: 13px;
    padding: 6px 0;
}
.topbar-inner {
    display: flex; justify-content: space-between; align-items: center;
    flex-wrap: wrap; gap: 8px;
}
.topbar a { color: rgba(255,255,255,0.7); transition: color 0.2s; }
.topbar a:hover { color: #fff; }
.topbar-left { display: flex; gap: 20px; align-items: center; }
.topbar-right { display: flex; gap: 16px; align-items: center; }
.topbar-icon { margin-right: 4px; opacity: 0.6; }

/* ===== NAV ===== */
.nav {
    background: #fff;
    border-bottom: 1px solid var(--border);
    position: sticky; top: 0; z-index: 100;
}
.nav-inner {
    display: flex; align-items: center; justify-content: space-between;
    height: 72px;
}
.nav-logo { display: flex; align-items: center; gap: 12px; }
.nav-logo img { height: 44px; width: auto; }
.nav-logo-text {
    font-family: var(--font-heading);
    font-size: 22px; font-weight: 700;
    color: var(--navy); letter-spacing: 0.05em;
}
.nav-links { display: flex; align-items: center; gap: 32px; }
.nav-links a {
    font-size: 14px; font-weight: 500;
    color: var(--text);
    transition: color 0.2s;
    position: relative;
}
.nav-links a:hover { color: var(--red); }
.nav-links .active { color: var(--red); }
.nav-cta {
    background: var(--red) !important;
    color: #fff !important;
    padding: 8px 20px !important;
    border-radius: 4px;
    font-weight: 600 !important;
}
.nav-cta:hover { background: var(--red-hover) !important; }
.nav-hamburger { display: none; background: none; border: none; cursor: pointer; padding: 8px; }
.nav-hamburger span { display: block; width: 22px; height: 2px; background: var(--text); margin: 5px 0; transition: 0.3s; }

/* ===== HERO ===== */
.hero {
    background: var(--bg-dark);
    color: #fff;
    padding: 60px 0;
    overflow: hidden;
}
.hero-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
}
.hero-content { position: relative; z-index: 2; }
.hero-tag {
    display: inline-block;
    background: rgba(220,38,38,0.15);
    color: #fca5a5;
    font-size: 12px; font-weight: 700;
    letter-spacing: 0.1em; text-transform: uppercase;
    padding: 4px 12px; border-radius: 3px;
    margin-bottom: 20px;
}
.hero h1 {
    font-family: var(--font-heading);
    font-size: 42px; font-weight: 700;
    line-height: 1.15;
    margin-bottom: 16px;
    color: #fff;
}
.hero h1 span { color: #fbbf24; }
.hero-desc {
    font-size: 16px; line-height: 1.7;
    color: rgba(255,255,255,0.7);
    margin-bottom: 28px;
    max-width: 480px;
}
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.hero-badges {
    display: flex; gap: 24px; margin-top: 36px;
    padding-top: 24px;
    border-top: 1px solid rgba(255,255,255,0.1);
}
.hero-badge-item {}
.hero-badge-num {
    font-family: var(--font-heading);
    font-size: 28px; font-weight: 700; color: #fbbf24;
}
.hero-badge-label {
    font-size: 12px; color: rgba(255,255,255,0.5);
    text-transform: uppercase; letter-spacing: 0.05em;
}
.hero-gallery {
    position: relative; z-index: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}
.hero-gallery img {
    width: 100%; height: 220px;
    object-fit: contain;
    background: rgba(255,255,255,0.06);
    border-radius: 6px;
    border: 2px solid rgba(255,255,255,0.08);
    padding: 8px;
}
.hero-gallery img:first-child {
    grid-row: span 2;
    height: 100%;
}

/* ===== PRODUCT CATEGORIES ===== */
.products { padding: 64px 0; background: #fff; }
.section-head {
    margin-bottom: 40px;
}
.section-head h2 {
    font-family: var(--font-heading);
    font-size: 28px; font-weight: 700;
    color: var(--text);
    margin-bottom: 8px;
}
.section-head p {
    font-size: 15px; color: var(--text-secondary);
    max-width: 600px;
}
.section-head-row {
    display: flex; justify-content: space-between; align-items: flex-end;
    flex-wrap: wrap; gap: 16px;
}
.product-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}
.product-card {
    border: 1px solid var(--border);
    border-radius: 6px;
    overflow: hidden;
    transition: all 0.2s;
    background: #fff;
}
.product-card:hover {
    border-color: #d1d5db;
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
    transform: translateY(-2px);
}
.product-card-img {
    width: 100%; height: 180px;
    background: #f0f1f3;
    overflow: hidden;
    display: flex; align-items: center; justify-content: center;
    padding: 12px;
}
.product-card-img img {
    max-height: 100%;
    max-width: 100%;
    object-fit: contain;
    transition: transform 0.3s;
}
.product-card:hover .product-card-img img { transform: scale(1.05); }
.product-card-body { padding: 16px; }
.product-card-title {
    font-family: var(--font-heading);
    font-size: 15px; font-weight: 700;
    color: var(--text);
    margin-bottom: 6px;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}
.product-card-desc {
    font-size: 13px; color: var(--text-secondary);
    line-height: 1.5;
    margin-bottom: 12px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.product-card-link {
    font-size: 13px; font-weight: 600;
    color: var(--red);
    display: inline-flex; align-items: center; gap: 4px;
}
.product-card-link:hover { text-decoration: underline; }

/* ===== PRODUCT TABLE ===== */
.product-table-section { padding: 0 0 64px; background: #fff; }
.product-table-wrap {
    border: 1px solid var(--border);
    border-radius: 6px;
    overflow: hidden;
}
.product-table {
    width: 100%; border-collapse: collapse;
}
.product-table thead { background: var(--bg-dark); color: #fff; }
.product-table th {
    padding: 12px 16px;
    font-size: 13px; font-weight: 600;
    text-align: left;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.product-table td {
    padding: 12px 16px;
    font-size: 14px;
    border-bottom: 1px solid var(--border);
    color: var(--text-secondary);
}
.product-table tr:last-child td { border-bottom: none; }
.product-table tr:hover td { background: var(--bg); }
.product-table .model { color: var(--text); font-weight: 600; font-family: 'Courier New', monospace; font-size: 13px; }
.product-table .tag {
    display: inline-block;
    font-size: 11px; font-weight: 600;
    padding: 2px 8px; border-radius: 3px;
    text-transform: uppercase;
}
.tag-single { background: #dbeafe; color: #1d4ed8; }
.tag-dual { background: #fef3c7; color: #92400e; }
.tag-hot { background: #fee2e2; color: #991b1b; }

/* ===== ABOUT ===== */
.about { padding: 64px 0; background: var(--bg); }
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
}
.about-img {
    border-radius: 6px;
    overflow: hidden;
    border: 1px solid var(--border);
}
.about-img img {
    width: 100%; height: auto;
    display: block;
}
.about-content h2 {
    font-family: var(--font-heading);
    font-size: 28px; font-weight: 700;
    margin-bottom: 8px;
}
.about-content > p {
    font-size: 15px; color: var(--text-secondary);
    line-height: 1.7; margin-bottom: 24px;
}
.about-list { display: flex; flex-direction: column; gap: 16px; margin-bottom: 32px; }
.about-list-item {
    display: flex; gap: 12px; align-items: flex-start;
}
.about-list-icon {
    width: 36px; height: 36px; min-width: 36px;
    background: var(--blue-light);
    border-radius: 6px;
    display: flex; align-items: center; justify-content: center;
    font-size: 16px;
}
.about-list-item h4 {
    font-size: 14px; font-weight: 700;
    margin-bottom: 2px;
}
.about-list-item p {
    font-size: 13px; color: var(--text-secondary);
    line-height: 1.5;
}

/* ===== EQUIPMENT ===== */
.equipment { padding: 64px 0; background: #fff; }

/* ===== CERTS / TRUST ===== */
.trust { padding: 48px 0; background: var(--bg-dark); color: #fff; }
.trust h3 {
    font-family: var(--font-heading);
    font-size: 18px; font-weight: 700;
    text-align: center;
    margin-bottom: 32px;
    color: rgba(255,255,255,0.6);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}
.trust-grid {
    display: flex; justify-content: center;
    gap: 48px; flex-wrap: wrap;
}
.trust-item {
    text-align: center;
    opacity: 0.5;
    transition: opacity 0.3s;
}
.trust-item:hover { opacity: 0.8; }
.trust-item-name {
    font-size: 13px; font-weight: 600;
    margin-top: 8px;
    color: rgba(255,255,255,0.7);
}

/* ===== CATALOG CTA ===== */
.catalog-cta {
    padding: 64px 0;
    background: linear-gradient(135deg, var(--navy) 0%, var(--navy-dark) 100%);
    color: #fff;
}
.catalog-cta-inner {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}
.catalog-cta h2 {
    font-family: var(--font-heading);
    font-size: 32px; font-weight: 700;
    margin-bottom: 12px;
}
.catalog-cta p {
    font-size: 16px;
    color: rgba(255,255,255,0.7);
    margin-bottom: 28px;
    line-height: 1.7;
}
.catalog-cta .btn { margin: 0 8px; }

/* ===== CONTACT ===== */
.contact { padding: 64px 0; background: var(--bg); }
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 48px;
}
.contact-info-card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 32px;
    height: fit-content;
}
.contact-info-card h3 {
    font-family: var(--font-heading);
    font-size: 20px; font-weight: 700;
    margin-bottom: 24px;
}
.contact-item { display: flex; gap: 12px; margin-bottom: 20px; align-items: flex-start; }
.contact-item:last-child { margin-bottom: 0; }
.contact-item-icon {
    width: 40px; height: 40px; min-width: 40px;
    background: var(--bg);
    border-radius: 6px;
    display: flex; align-items: center; justify-content: center;
    color: var(--navy);
}
.contact-item-label {
    font-size: 11px; color: var(--text-light);
    text-transform: uppercase; letter-spacing: 0.08em;
    margin-bottom: 2px;
}
.contact-item-value {
    font-size: 14px; color: var(--text);
    font-weight: 500;
}
.contact-form-card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 32px;
}
.contact-form-card h3 {
    font-family: var(--font-heading);
    font-size: 20px; font-weight: 700;
    margin-bottom: 24px;
}
.form-group { margin-bottom: 16px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group label {
    display: block; font-size: 13px; font-weight: 600;
    color: var(--text); margin-bottom: 6px;
}
.form-group label span { color: var(--red); }
.form-group input,
.form-group select,
.form-group textarea {
    width: 100%; padding: 10px 14px;
    border: 1px solid var(--border);
    border-radius: 4px;
    font-family: var(--font-body);
    font-size: 14px; color: var(--text);
    background: #fff;
    transition: border-color 0.2s;
    outline: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--navy);
    box-shadow: 0 0 0 3px rgba(30,58,95,0.08);
}
.form-group textarea { resize: vertical; min-height: 90px; }
.form-group select { cursor: pointer; }
.form-submit { width: 100%; margin-top: 8px; padding: 12px; }

/* ===== FOOTER ===== */
.footer {
    background: var(--bg-dark);
    color: rgba(255,255,255,0.6);
    padding: 48px 0 24px;
}
.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 32px;
    margin-bottom: 32px;
}
.footer-brand p {
    font-size: 13px; line-height: 1.7;
    margin-top: 12px;
    max-width: 280px;
}
.footer-brand img { height: 36px; }
.footer-col h4 {
    font-size: 13px; font-weight: 700;
    color: rgba(255,255,255,0.9);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 16px;
}
.footer-col a {
    display: block;
    font-size: 13px;
    color: rgba(255,255,255,0.5);
    padding: 4px 0;
    transition: color 0.2s;
}
.footer-col a:hover { color: rgba(255,255,255,0.9); }
.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.08);
    padding-top: 20px;
    display: flex; justify-content: space-between; align-items: center;
    flex-wrap: wrap; gap: 12px;
    font-size: 12px;
}

/* ===== WHATSAPP FLOAT ===== */
.whatsapp-float {
    position: fixed;
    bottom: 24px; right: 24px;
    z-index: 999;
    width: 56px; height: 56px;
    background: #25d366;
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    box-shadow: 0 4px 12px rgba(37,211,102,0.4);
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
}
.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(37,211,102,0.5);
}
.whatsapp-float svg { width: 28px; height: 28px; fill: #fff; }

/* ===== INQUIRY BAR ===== */
.inquiry-bar {
    position: fixed;
    bottom: 0; left: 0; right: 0;
    z-index: 998;
    background: var(--bg-dark);
    color: #fff;
    padding: 0;
    display: none;
    box-shadow: 0 -2px 12px rgba(0,0,0,0.2);
}
.inquiry-bar.show { display: block; }
.inquiry-bar-inner {
    display: flex; align-items: center; justify-content: space-between;
    padding: 10px 24px;
    max-width: 1200px; margin: 0 auto;
}
.inquiry-bar-count {
    font-size: 14px;
    display: flex; align-items: center; gap: 8px;
}
.inquiry-bar-count strong { color: #fbbf24; }
.inquiry-bar-actions { display: flex; gap: 8px; }

/* ===== SEARCH ===== */
.search-box {
    position: relative;
    display: none;
}
@media (min-width: 768px) { .search-box { display: block; } }
.search-box input {
    width: 200px; height: 34px;
    padding: 0 12px 0 34px;
    border: 1px solid var(--border);
    border-radius: 4px;
    font-size: 13px;
    background: var(--bg);
    color: var(--text);
    outline: none;
    transition: all 0.2s;
}
.search-box input:focus {
    border-color: var(--navy);
    width: 260px;
    background: #fff;
}
.search-box svg {
    position: absolute; left: 10px; top: 50%;
    transform: translateY(-50%);
    width: 15px; height: 15px;
    color: var(--text-light);
}

/* ===== BREADCRUMB ===== */
.breadcrumb {
    padding: 12px 0;
    font-size: 13px;
    color: var(--text-light);
}
.breadcrumb a { color: var(--text-secondary); transition: color 0.2s; }
.breadcrumb a:hover { color: var(--red); }
.breadcrumb span { margin: 0 8px; color: var(--text-light); }

.geo-answer {
    margin-top: 20px;
    padding: 14px 16px;
    background: #f8fafc;
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 14px;
    color: var(--text-secondary);
}

/* ===== PRODUCT FILTER ===== */
.product-filter {
    display: flex; gap: 12px; flex-wrap: wrap;
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border);
}
.filter-btn {
    padding: 6px 16px;
    border: 1px solid var(--border);
    border-radius: 20px;
    font-size: 13px;
    background: #fff;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s;
}
.filter-btn:hover, .filter-btn.active {
    border-color: var(--red);
    color: var(--red);
    background: #fff5f5;
}

/* ===== ADD TO INQUIRY BTN ===== */
.btn-inquiry {
    background: var(--bg);
    border: 1px solid var(--border);
    color: var(--text);
    padding: 8px 16px;
    border-radius: 4px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    display: inline-flex; align-items: center; gap: 6px;
}
.btn-inquiry:hover {
    border-color: var(--red);
    color: var(--red);
    background: #fff5f5;
}
.btn-inquiry svg { width: 16px; height: 16px; }

/* ===== PRODUCT DETAIL ===== */
.product-detail { padding: 32px 0 64px; background: #fff; }
.product-detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
}
.product-gallery {
    display: grid;
    grid-template-columns: 80px 1fr;
    gap: 12px;
}
.product-gallery-thumbs {
    display: flex; flex-direction: column; gap: 8px;
}
.product-gallery-thumbs img {
    width: 80px; height: 80px;
    object-fit: contain;
    background: var(--bg);
    border: 2px solid var(--border);
    border-radius: 4px;
    padding: 6px;
    cursor: pointer;
    transition: border-color 0.2s;
}
.product-gallery-thumbs img:hover,
.product-gallery-thumbs img.active {
    border-color: var(--red);
}
.product-gallery-main {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 6px;
    display: flex; align-items: center; justify-content: center;
    padding: 24px;
    min-height: 400px;
}
.product-gallery-main img {
    max-width: 100%; max-height: 360px;
    object-fit: contain;
}
.product-info {}
.product-info h1 {
    font-family: var(--font-heading);
    font-size: 24px; font-weight: 700;
    margin-bottom: 12px;
}
.product-meta {
    font-size: 14px; color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.8;
}
.product-specs {
    margin: 24px 0;
    border: 1px solid var(--border);
    border-radius: 6px;
    overflow: hidden;
}
.product-specs h3 {
    font-size: 14px; font-weight: 700;
    padding: 12px 16px;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
}
.spec-row {
    display: flex;
    padding: 10px 16px;
    font-size: 14px;
    border-bottom: 1px solid var(--border);
}
.spec-row:last-child { border-bottom: none; }
.spec-label {
    width: 140px; min-width: 140px;
    color: var(--text-light);
    font-weight: 500;
}
.spec-value { color: var(--text); }
.product-actions {
    display: flex; gap: 12px; margin-top: 24px;
}

/* ===== NEWS ===== */
.news { padding: 64px 0; background: var(--bg); }
.news-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.news-card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 6px;
    overflow: hidden;
    transition: all 0.2s;
}
.news-card:hover {
    box-shadow: 0 4px 12px rgba(0,0,0,0.06);
    transform: translateY(-2px);
}
.news-card-img {
    width: 100%; height: 180px;
    background: var(--bg);
    object-fit: cover;
}
.news-card-body { padding: 20px; }
.news-card-date {
    font-size: 12px; color: var(--text-light);
    margin-bottom: 8px;
}
.news-card-title {
    font-size: 16px; font-weight: 700;
    margin-bottom: 8px;
    line-height: 1.4;
    color: var(--text);
}
.news-card-title a:hover { color: var(--red); }
.news-card-excerpt {
    font-size: 13px; color: var(--text-secondary);
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* ===== BACK TO TOP ===== */
.back-top {
    position: fixed;
    bottom: 90px; right: 24px;
    z-index: 997;
    width: 40px; height: 40px;
    background: var(--bg-dark);
    color: #fff;
    border-radius: 6px;
    display: none;
    align-items: center; justify-content: center;
    cursor: pointer;
    transition: all 0.2s;
    border: none;
}
.back-top:hover { background: var(--navy); }
.back-top.show { display: flex; }
.back-top svg { width: 18px; height: 18px; }

@media (max-width: 1024px) {
    .product-detail-grid { grid-template-columns: 1fr; }
    .news-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
    .news-grid { grid-template-columns: 1fr; }
    .product-gallery { grid-template-columns: 1fr; }
    .product-gallery-thumbs { flex-direction: row; }
    .inquiry-bar-inner { flex-direction: column; gap: 8px; text-align: center; }
    .whatsapp-float { bottom: 16px; right: 16px; width: 48px; height: 48px; }
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .hero-inner { grid-template-columns: 1fr; }
    .hero-gallery { display: none; }
    .hero { padding: 48px 0; }
    .hero h1 { font-size: 36px; }
    .product-grid { grid-template-columns: repeat(2, 1fr); }
    .about-grid, .contact-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .topbar-left, .topbar-right { font-size: 12px; }
}
@media (max-width: 768px) {
    .nav-links { display: none; }
    .nav-links.open {
        display: flex; flex-direction: column;
        position: absolute; top: 72px; left: 0; right: 0;
        background: #fff; border-bottom: 1px solid var(--border);
        padding: 16px 24px; gap: 12px;
        box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    }
    .nav-hamburger { display: block; }
    .product-grid { grid-template-columns: 1fr; }
    .hero h1 { font-size: 30px; }
    .hero-badges { flex-wrap: wrap; gap: 16px; }
    .form-row { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; }
    .product-table { font-size: 12px; }
    .product-table th, .product-table td { padding: 8px 10px; }
}

/* ===== ADMIN ===== */
.admin-body {
    background: var(--bg);
    min-height: 100vh;
}
.admin-login {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
}
.admin-card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 24px;
}
.admin-card h1,
.admin-card h2 {
    font-family: var(--font-heading);
    margin-bottom: 8px;
}
.admin-card p {
    color: var(--text-secondary);
    margin-bottom: 20px;
}
.admin-login .admin-card {
    width: 100%;
    max-width: 420px;
}
.admin-error {
    background: #fee2e2;
    color: #991b1b;
    border: 1px solid #fecaca;
    padding: 10px 12px;
    border-radius: 4px;
    margin-bottom: 16px;
    font-size: 14px;
}
.admin-header {
    height: 64px;
    background: #fff;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
}
.admin-header span {
    display: block;
    color: var(--text-secondary);
    font-size: 12px;
}
.admin-shell {
    max-width: 1180px;
    margin: 0 auto;
    padding: 28px 24px 56px;
}
.admin-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 16px;
}
.admin-toolbar h1 {
    font-family: var(--font-heading);
    font-size: 24px;
}
.admin-toolbar-spaced {
    margin-top: 36px;
}
.admin-table-wrap {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 6px;
    overflow: auto;
}
.admin-table .admin-actions {
    display: flex;
    gap: 12px;
    align-items: center;
}
.admin-actions a,
.admin-actions button {
    color: var(--red);
    background: none;
    border: 0;
    cursor: pointer;
    font: inherit;
}
.admin-form-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.4fr) minmax(280px, 0.8fr);
    gap: 20px;
    align-items: start;
}
.admin-card-wide {
    grid-column: 1 / -1;
}
.admin-preview {
    width: 100%;
    max-height: 220px;
    object-fit: contain;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 6px;
    margin-bottom: 16px;
}
.admin-check {
    display: flex;
    gap: 8px;
    align-items: center;
    font-size: 14px;
    color: var(--text);
}
@media (max-width: 768px) {
    .admin-form-grid { grid-template-columns: 1fr; }
    .admin-toolbar { align-items: flex-start; flex-direction: column; }
}