/*
Theme Name: Engineft Modern
Theme URI: http://engineft.ru/
Description: Современная адаптивная тема для промышленной компании Нефтехим Инжиниринг по дизайн-референсу
Version: 1.0.0
Author: DeepMind Antigravity
Text Domain: engineft-modern
*/

:root {
    --color-bg-dark: #0c1520;
    --color-bg-darker: #070d14;
    --color-bg-light: #f7f9fb;
    --color-card-bg: #ffffff;
    --color-primary: #1e6ee5;
    --color-primary-hover: #1558bc;
    --color-text-dark: #121826;
    --color-text-muted: #5a6578;
    --color-text-light: #ffffff;
    --color-border: #e2e8f0;
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --transition: all 0.25s ease-in-out;
    --container-width: 1200px;
    --border-radius: 8px;
    --shadow-card: 0 4px 18px rgba(0, 0, 0, 0.05);
    --shadow-hover: 0 10px 25px rgba(0, 0, 0, 0.1);
}

/* Reset & Base */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: var(--font-family);
    font-size: 15px;
    line-height: 1.6;
    color: var(--color-text-dark);
    background-color: #ffffff;
    -webkit-font-smoothing: antialiased;
}

a {
    color: inherit;
    text-decoration: none;
    transition: var(--transition);
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-family);
    font-size: 14px;
    font-weight: 600;
    padding: 12px 24px;
    border-radius: 6px;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    text-align: center;
    white-space: nowrap;
}

.btn-primary {
    background-color: var(--color-primary);
    color: #ffffff;
}

.btn-primary:hover {
    background-color: var(--color-primary-hover);
    color: #ffffff;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(30, 110, 229, 0.3);
}

.btn-outline {
    background: transparent;
    color: #ffffff;
    border: 1px solid rgba(255, 255, 255, 0.4);
}

.btn-outline:hover {
    border-color: #ffffff;
    background: rgba(255, 255, 255, 0.1);
}

.btn-outline-light {
    background: rgba(255, 255, 255, 0.1);
    color: #ffffff;
    border: 1px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(4px);
}

.btn-outline-light:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: #ffffff;
}

.btn-outline-primary {
    background: transparent;
    color: var(--color-primary);
    border: 1px solid var(--color-primary);
}

.btn-outline-primary:hover {
    background: var(--color-primary);
    color: #ffffff;
}

.w-full {
    width: 100%;
}

.mt-3 { margin-top: 12px; }
.mt-4 { margin-top: 16px; }

/* =========================================================
   HEADER (Semi-Transparent with blur - Glassmorphism)
   ========================================================= */
.site-header {
    background-color: rgba(12, 21, 32, 0.82) !important;
    backdrop-filter: blur(12px) saturate(160%) !important;
    -webkit-backdrop-filter: blur(12px) saturate(160%) !important;
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    transition: var(--transition);
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: rgba(19, 30, 43, 0.96);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border: 1px solid rgba(255, 255, 255, 0.12);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.4);
    border-radius: 8px;
    padding: 8px 0;
    min-width: 220px;
    display: none;
    z-index: 1100;
}

.header-container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 9px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.site-logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-icon {
    display: flex;
    align-items: center;
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.logo-title {
    color: #ffffff;
    font-size: 16px;
    font-weight: 800;
    letter-spacing: 0.8px;
    line-height: 1.1;
}

.logo-subtitle {
    color: #8fa0b5;
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 1.8px;
    line-height: 1.2;
}

/* Nav */
.main-nav {
    display: flex;
    align-items: center;
}

.nav-list {
    display: flex;
    align-items: center;
    gap: 26px;
}

.nav-item {
    position: relative;
}

.nav-link {
    color: #c5d1e0;
    font-size: 14px;
    font-weight: 500;
    padding: 8px 0;
    display: flex;
    align-items: center;
    gap: 4px;
}

.nav-link:hover {
    color: #ffffff;
}

.arrow-down {
    font-size: 10px;
    transition: transform 0.2s;
}

.dropdown:hover .arrow-down {
    transform: rotate(180deg);
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: #131e2b;
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
    border-radius: 6px;
    padding: 10px 0;
    min-width: 220px;
    display: none;
    z-index: 1100;
}

.dropdown:hover .dropdown-menu {
    display: block;
}

.dropdown-menu li a {
    display: block;
    padding: 8px 18px;
    color: #c5d1e0;
    font-size: 13px;
    font-weight: 500;
}

.dropdown-menu li a:hover {
    background-color: var(--color-primary);
    color: #ffffff;
}

/* Header Right */
.header-right {
    display: flex;
    align-items: center;
    gap: 20px;
}

.header-phones {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.phone-link {
    display: flex;
    align-items: center;
    gap: 6px;
    color: #ffffff;
    font-size: 13px;
    font-weight: 600;
}

.phone-link:hover {
    color: var(--color-primary);
}

.phone-link svg {
    color: #8fa0b5;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 26px;
    height: 19px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
}

.mobile-menu-toggle span {
    width: 100%;
    height: 2px;
    background-color: #ffffff;
    border-radius: 2px;
    transition: var(--transition);
}

.mobile-nav-drawer {
    display: none;
}

/* =========================================================
   1. HERO SECTION
   ========================================================= */
.hero-section {
    background-size: cover;
    background-position: center right;
    background-repeat: no-repeat;
    padding: 90px 0 110px;
    position: relative;
    color: #ffffff;
}

.hero-container {
    position: relative;
    z-index: 2;
}

.hero-content {
    max-width: 620px;
}

.hero-title {
    font-size: 38px;
    font-weight: 900;
    line-height: 1.15;
    letter-spacing: -0.5px;
    margin-bottom: 16px;
    text-transform: uppercase;
}

.hero-subtitle {
    font-size: 13px;
    font-weight: 700;
    color: #5da8ff;
    letter-spacing: 0.5px;
    line-height: 1.4;
    margin-bottom: 18px;
    text-transform: uppercase;
}

.hero-description {
    font-size: 15px;
    color: #c5d1e0;
    line-height: 1.6;
    margin-bottom: 32px;
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
}

/* =========================================================
   2. METRICS SECTION
   ========================================================= */
.metrics-section {
    background: #ffffff;
    border-bottom: 1px solid var(--color-border);
    padding: 30px 0;
}

.metrics-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.metric-card {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 10px 15px;
    border-right: 1px solid var(--color-border);
}

.metric-card:last-child {
    border-right: none;
}

.metric-icon {
    flex-shrink: 0;
}

.metric-value {
    font-size: 24px;
    font-weight: 800;
    color: var(--color-text-dark);
    line-height: 1.1;
    margin-bottom: 4px;
}

.metric-label {
    font-size: 12px;
    color: var(--color-text-muted);
    line-height: 1.35;
}

/* =========================================================
   3. CATALOG SECTION
   ========================================================= */
.catalog-section {
    padding: 70px 0;
    background-color: var(--color-bg-light);
}

.section-header-flex {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    margin-bottom: 35px;
}

.section-title {
    font-size: 24px;
    font-weight: 800;
    color: var(--color-text-dark);
    letter-spacing: -0.3px;
    text-transform: uppercase;
}

.title-underline {
    width: 44px;
    height: 3px;
    background-color: var(--color-primary);
    margin-top: 8px;
    border-radius: 2px;
}

.catalog-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.product-card {
    background: #ffffff;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: 24px 20px;
    display: flex;
    justify-content: space-between;
    align-items: stretch;
    transition: var(--transition);
    box-shadow: var(--shadow-card);
    position: relative;
    overflow: hidden;
}

.product-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
    border-color: #cbd5e1;
}

.product-card .card-body {
    flex: 1;
    display: flex;
    flex-direction: column;
    padding-right: 12px;
}

.card-icon-badge {
    margin-bottom: 12px;
}

.card-title {
    font-size: 16px;
    font-weight: 800;
    color: var(--color-text-dark);
    margin-bottom: 8px;
    line-height: 1.2;
}

.card-desc {
    font-size: 12px;
    color: var(--color-text-muted);
    line-height: 1.4;
    margin-bottom: 16px;
}

.card-list {
    font-size: 12px;
    color: var(--color-text-muted);
    line-height: 1.5;
    margin-bottom: 16px;
}

.card-arrow {
    font-size: 18px;
    font-weight: 700;
    color: var(--color-primary);
    margin-top: auto;
    display: inline-block;
    transition: transform 0.2s;
}

.product-card:hover .card-arrow {
    transform: translateX(4px);
}

.card-image-wrap {
    width: 140px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.card-image-wrap img {
    max-height: 130px;
    object-fit: contain;
}

/* =========================================================
   4. WHY CHOOSE US
   ========================================================= */
.advantages-section {
    background-color: var(--color-bg-dark);
    padding: 65px 0 75px;
    color: #ffffff;
}

.advantages-title {
    font-size: 22px;
    font-weight: 800;
    letter-spacing: 0.5px;
    margin-bottom: 40px;
    text-transform: uppercase;
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 24px;
}

.adv-card {
    display: flex;
    flex-direction: column;
}

.adv-icon {
    margin-bottom: 16px;
}

.adv-name {
    font-size: 14px;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 8px;
    line-height: 1.3;
}

.adv-text {
    font-size: 12px;
    color: #8fa0b5;
    line-height: 1.45;
}

/* =========================================================
   5. CTA BAR WITH BLUEPRINT
   ========================================================= */
.cta-section {
    padding: 40px 0;
    background-color: #ffffff;
}

.cta-box {
    background: linear-gradient(135deg, #f5f6f8 0%, #edf1f7 100%);
    border: 1px solid #dce4ed;
    border-radius: 12px;
    padding: 22px 32px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 28px;
    box-shadow: 0 6px 20px rgba(15, 23, 42, 0.05);
    position: relative;
    overflow: hidden;
}

.cta-img-wrap {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.cta-img-wrap img {
    height: 76px;
    width: auto;
    max-width: 140px;
    object-fit: contain;
    filter: drop-shadow(0 3px 6px rgba(0, 0, 0, 0.08));
    display: block;
}

.cta-text-wrap {
    flex: 1;
}

.cta-title {
    font-size: 19px;
    font-weight: 800;
    color: #0f172a;
    margin-bottom: 5px;
    letter-spacing: -0.2px;
}

.cta-desc {
    font-size: 13.5px;
    color: #475569;
    line-height: 1.5;
}

.cta-btn-wrap {
    flex-shrink: 0;
}

.cta-btn-wrap .btn {
    padding: 12px 28px;
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 0.2px;
    box-shadow: 0 4px 14px rgba(30, 110, 229, 0.35);
}

/* =========================================================
   6. ABOUT & CERTIFICATES
   ========================================================= */
.about-section {
    padding: 60px 0;
    background-color: #ffffff;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: flex-start;
}

.about-text-content p {
    margin-top: 14px;
    color: #4a5568;
    line-height: 1.65;
}

.certs-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--color-text-dark);
    margin-bottom: 16px;
    text-transform: uppercase;
}

.certs-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
}

.cert-thumb {
    border: 1px solid var(--color-border);
    border-radius: 6px;
    overflow: hidden;
    background: #fff;
    padding: 6px;
}

.cert-thumb img {
    width: 100%;
    height: auto;
    object-fit: cover;
}

/* =========================================================
   FOOTER
   ========================================================= */
.site-footer {
    background-color: var(--color-bg-darker);
    color: #c5d1e0;
    padding: 60px 0 40px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr 1fr 1.3fr 1.5fr;
    gap: 30px;
}

.footer-brand .footer-logo {
    margin-bottom: 16px;
}

.footer-copy-text {
    font-size: 12px;
    color: #718096;
    margin-bottom: 6px;
}

.footer-note {
    font-size: 12px;
    color: #8fa0b5;
    line-height: 1.4;
}

.footer-heading {
    color: #ffffff;
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 1px;
    margin-bottom: 16px;
}

.footer-links li {
    margin-bottom: 8px;
}

.footer-links a {
    color: #8fa0b5;
    font-size: 13px;
}

.footer-links a:hover {
    color: #ffffff;
}

.footer-contact-item {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 10px;
    font-size: 13px;
    color: #c5d1e0;
}

.footer-contact-item a:hover {
    color: var(--color-primary);
}

.footer-btn-wrap {
    margin-top: 16px;
}

.footer-map-col {
    position: relative;
}

.map-wrapper {
    position: relative;
    text-align: center;
}

.footer-map-img {
    opacity: 0.35;
    width: 100%;
    max-width: 280px;
    margin: 0 auto;
}

.map-overlay-text h4 {
    color: #ffffff;
    font-size: 14px;
    font-weight: 700;
    margin-top: 12px;
}

/* =========================================================
   INNER PAGES
   ========================================================= */
.inner-page-header {
    background-color: var(--color-bg-dark);
    padding: 40px 0;
    color: #ffffff;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.breadcrumbs {
    font-size: 12px;
    color: #8fa0b5;
    margin-bottom: 10px;
    display: flex;
    gap: 8px;
}

.breadcrumbs a {
    color: #c5d1e0;
}

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

.page-title {
    font-size: 28px;
    font-weight: 800;
}

.inner-page-content {
    padding: 50px 0 70px;
    background: #ffffff;
}

.page-container {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 40px;
}

.entry-content {
    font-size: 15px;
    line-height: 1.7;
    color: #2d3748;
}

.entry-content h1,
.entry-content h2,
.entry-content h3 {
    margin-top: 24px;
    margin-bottom: 12px;
    color: var(--color-text-dark);
}

.entry-content p {
    margin-bottom: 16px;
}

.entry-content img {
    border-radius: 6px;
    margin: 16px 0;
}

.entry-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
}

.entry-content table th,
.entry-content table td {
    border: 1px solid #e2e8f0;
    padding: 10px 14px;
    font-size: 14px;
}

.entry-content table th {
    background-color: #f7f9fa;
    font-weight: 700;
}

.sidebar-widget {
    background-color: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: var(--border-radius);
    padding: 20px;
    margin-bottom: 24px;
}

.sidebar-title {
    font-size: 15px;
    font-weight: 700;
    color: var(--color-text-dark);
    margin-bottom: 14px;
    padding-bottom: 8px;
    border-bottom: 2px solid var(--color-primary);
}

.sidebar-menu li {
    margin-bottom: 8px;
}

.sidebar-menu a {
    display: block;
    padding: 6px 10px;
    color: #4a5568;
    font-size: 13px;
    border-radius: 4px;
}

.sidebar-menu a:hover {
    background-color: #edf2f7;
    color: var(--color-primary);
}

.sidebar-cta-widget {
    background-color: var(--color-bg-dark);
    color: #ffffff;
    border-radius: var(--border-radius);
    padding: 24px;
    text-align: center;
}

.sidebar-cta-widget h4 {
    font-size: 16px;
    margin-bottom: 8px;
}

.sidebar-cta-widget p {
    font-size: 12px;
    color: #c5d1e0;
    margin-bottom: 16px;
}

/* =========================================================
   MODAL POPUP
   ========================================================= */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(12, 21, 32, 0.75);
    backdrop-filter: blur(4px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    padding: 20px;
}

.modal-overlay.active {
    display: flex;
}

.modal-dialog {
    background: #ffffff;
    border-radius: 10px;
    max-width: 480px;
    width: 100%;
    padding: 32px;
    position: relative;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.25);
    animation: modalSlide 0.25s ease-out;
}

@keyframes modalSlide {
    from { opacity: 0; transform: translateY(-20px); }
    to { opacity: 1; transform: translateY(0); }
}

.modal-close {
    position: absolute;
    top: 14px;
    right: 18px;
    background: transparent;
    border: none;
    font-size: 28px;
    color: #a0aec0;
    cursor: pointer;
}

.modal-close:hover {
    color: var(--color-text-dark);
}

.modal-header h3 {
    font-size: 20px;
    font-weight: 800;
    color: var(--color-text-dark);
    margin-bottom: 6px;
}

.modal-header p {
    font-size: 13px;
    color: var(--color-text-muted);
    margin-bottom: 20px;
}

.form-group {
    margin-bottom: 14px;
}

.form-group label {
    display: block;
    font-size: 12px;
    font-weight: 600;
    margin-bottom: 4px;
    color: #4a5568;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid #cbd5e1;
    border-radius: 6px;
    font-family: var(--font-family);
    font-size: 14px;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(30, 110, 229, 0.15);
}

.form-consent {
    color: #718096;
    font-size: 11px;
    line-height: 1.4;
    margin-top: 6px;
}

.form-status {
    margin-top: 14px;
    padding: 10px;
    border-radius: 6px;
    font-size: 13px;
    text-align: center;
}

.alert-success { background: #e6fffa; color: #234e52; border: 1px solid #b2f5ea; }
.alert-danger { background: #fff5f5; color: #742a2a; border: 1px solid #feb2b2; }
.alert-info { background: #ebf8ff; color: #2b6cb0; border: 1px solid #bee3f8; }

/* =========================================================
   RESPONSIVE (MOBILE & TABLET)
   ========================================================= */
@media (max-width: 1024px) {
    .metrics-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .metric-card:nth-child(2) {
        border-right: none;
    }
    .catalog-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .advantages-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .page-container {
        grid-template-columns: 1fr;
    }
    .page-sidebar-col {
        order: 2;
    }
}

@media (max-width: 860px) {
    .main-nav {
        display: none;
    }
    .header-phones {
        display: none;
    }
    .mobile-menu-toggle {
        display: flex;
        width: 28px;
        height: 22px;
    }

    .mobile-nav-drawer {
        position: fixed;
        top: 52px;
        left: 0;
        width: 100%;
        height: calc(100vh - 52px);
        background: rgba(12, 21, 32, 0.98);
        backdrop-filter: blur(16px);
        -webkit-backdrop-filter: blur(16px);
        z-index: 999;
        display: none;
        flex-direction: column;
        padding: 24px 20px 40px;
        overflow-y: auto;
    }
    .mobile-nav-drawer.active {
        display: flex;
    }
    .mobile-nav-list li a {
        display: block;
        padding: 12px 6px;
        font-size: 16px;
        font-weight: 500;
        color: #ffffff;
        border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        transition: var(--transition);
    }
    .mobile-nav-list li a:active,
    .mobile-nav-list li a:hover {
        color: var(--color-primary);
        padding-left: 12px;
    }
    .mobile-sub-heading {
        color: #5da8ff;
        font-size: 12px;
        font-weight: 800;
        text-transform: uppercase;
        letter-spacing: 0.8px;
        padding: 16px 6px 6px;
    }
    .mobile-contacts {
        margin-top: 24px;
        padding-top: 16px;
        border-top: 1px solid rgba(255, 255, 255, 0.1);
        display: flex;
        flex-direction: column;
        gap: 12px;
    }
    .mobile-contacts a {
        color: #c5d1e0;
        font-size: 15px;
        font-weight: 600;
        display: inline-flex;
        align-items: center;
        gap: 8px;
    }
    .mobile-contacts a:hover {
        color: #ffffff;
    }

    .hero-section {
        padding: 45px 0 55px;
        background-position: center;
    }
    .hero-title {
        font-size: 25px;
        line-height: 1.2;
    }
    .hero-subtitle {
        font-size: 12px;
        letter-spacing: 0.3px;
    }
    .hero-description {
        font-size: 14px;
        margin-bottom: 24px;
    }
    .hero-buttons {
        flex-direction: column;
        gap: 10px;
    }
    .hero-buttons .btn {
        width: 100%;
        padding: 13px 20px;
    }

    .metrics-section {
        padding: 20px 0;
    }
    .metrics-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }
    .metric-card {
        border-right: none;
        border-bottom: none;
        background: #f8fafc;
        border: 1px solid var(--color-border);
        border-radius: 8px;
        padding: 12px 14px;
    }
    .metric-value {
        font-size: 20px;
    }
    .metric-label {
        font-size: 11.5px;
    }

    .catalog-section {
        padding: 45px 0;
    }
    .section-header-flex {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
        margin-bottom: 24px;
    }
    .section-title {
        font-size: 21px;
    }
    .catalog-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    .product-card {
        padding: 18px 16px;
    }
    .product-card .card-body {
        padding-right: 8px;
    }
    .card-image-wrap {
        width: 110px;
    }
    .card-image-wrap img {
        max-height: 100px;
    }

    .advantages-section {
        padding: 45px 0 50px;
    }
    .advantages-title {
        font-size: 20px;
        margin-bottom: 24px;
    }
    .advantages-grid {
        grid-template-columns: 1fr;
        gap: 18px;
    }
    .adv-card {
        background: rgba(255, 255, 255, 0.03);
        border: 1px solid rgba(255, 255, 255, 0.06);
        border-radius: 8px;
        padding: 16px;
    }

    .cta-section {
        padding: 30px 0;
    }
    .cta-box {
        flex-direction: column;
        text-align: center;
        padding: 24px 18px;
        gap: 16px;
    }
    .cta-img-wrap img {
        height: 68px;
        max-width: 120px;
    }
    .cta-title {
        font-size: 17px;
    }
    .cta-desc {
        font-size: 13px;
    }
    .cta-btn-wrap {
        width: 100%;
    }
    .cta-btn-wrap .btn {
        width: 100%;
        padding: 13px 20px;
    }

    .about-section {
        padding: 45px 0;
    }
    .about-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    .certs-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }

    .site-footer {
        padding: 45px 0 30px;
    }
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 28px;
    }
    .footer-col {
        border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        padding-bottom: 20px;
    }
    .footer-col:last-child {
        border-bottom: none;
        padding-bottom: 0;
    }
    .footer-russia-card {
        min-height: 160px;
    }
}

@media (max-width: 480px) {
    .header-container {
        padding: 8px 16px;
    }
    .site-logo-img {
        width: 32px;
        height: 32px;
    }
    .logo-title {
        font-size: 15px;
    }
    .logo-subtitle {
        font-size: 9px;
    }
    .header-right .btn-primary {
        display: none;
    }
    .metrics-grid {
        grid-template-columns: 1fr;
        gap: 10px;
    }
    .hero-title {
        font-size: 22px;
    }
    .section-title {
        font-size: 19px;
    }
    .product-lead-card {
        padding: 18px 14px;
    }
    .product-lead-img img {
        max-height: 170px;
    }
    .inpage-cta-card {
        padding: 22px 18px;
    }
}

/* =========================================================
   MODERN CATEGORY / PRODUCT PAGES
   ========================================================= */
.page-subtitle {
    font-size: 14px;
    color: #8fa0b5;
    margin-top: 6px;
    max-width: 700px;
}

.modern-product-section {
    background: #ffffff;
}

.product-lead-card {
    background: #ffffff;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: 28px;
    box-shadow: var(--shadow-card);
}

.product-lead-grid {
    display: grid;
    grid-template-columns: 320px 1fr;
    gap: 32px;
    align-items: center;
}

.product-lead-img {
    position: relative;
    background: #f8fafc;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    padding: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.product-lead-img img {
    max-height: 220px;
    width: auto;
    object-fit: contain;
    transition: transform 0.3s ease;
}

.product-lead-img:hover img {
    transform: scale(1.04);
}

.img-badge {
    position: absolute;
    top: 12px;
    left: 12px;
    background: var(--color-primary);
    color: #ffffff;
    font-size: 11px;
    font-weight: 700;
    padding: 4px 10px;
    border-radius: 4px;
    letter-spacing: 0.5px;
}

.badge-accent {
    background: #0c1520;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.product-lead-text .section-title {
    font-size: 20px;
}

.lead-intro {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-text-dark);
    margin-top: 14px;
    line-height: 1.6;
}

.lead-desc {
    font-size: 13px;
    color: #5a6578;
    margin-top: 10px;
    line-height: 1.6;
}

.feature-boxes-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-top: 20px;
}

.info-card {
    background: #f8fafc;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: 20px;
}

.info-card-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
}

.info-card-header h4 {
    font-size: 15px;
    font-weight: 700;
    color: var(--color-text-dark);
}

.info-card p {
    font-size: 13px;
    color: #4a5568;
    line-height: 1.55;
    margin-bottom: 6px;
}

.mt-5 { margin-top: 30px; }
.mt-2 { margin-top: 8px; }

.inpage-cta-card {
    background: linear-gradient(135deg, #0c1520 0%, #172638 100%);
    color: #ffffff;
    border-radius: var(--border-radius);
    padding: 30px 32px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    box-shadow: 0 10px 25px rgba(12, 21, 32, 0.15);
}

.inpage-cta-content h3 {
    font-size: 18px;
    font-weight: 800;
    margin-bottom: 6px;
}

.inpage-cta-content p {
    font-size: 13px;
    color: #a0aec0;
}

.sidebar-phone-box {
    margin: 14px 0;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.sidebar-phone-box a {
    color: #ffffff;
    font-weight: 700;
    font-size: 15px;
}

.sidebar-phone-box a:hover {
    color: var(--color-primary);
}

.sidebar-menu li.active a {
    background-color: var(--color-primary);
    color: #ffffff;
    font-weight: 600;
}

@media (max-width: 860px) {
    .product-lead-grid {
        grid-template-columns: 1fr;
    }
    .feature-boxes-grid {
        grid-template-columns: 1fr;
    }
    .inpage-cta-card {
        flex-direction: column;
        text-align: center;
    }
    .inpage-cta-action {
        width: 100%;
    }
    .inpage-cta-action .btn {
        width: 100%;
    }
}

/* Armatura items grid */
.armatura-items-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.armatura-item-card {
    background: #ffffff;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: 20px 16px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    box-shadow: var(--shadow-card);
    transition: var(--transition);
}

.armatura-item-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
    border-color: #cbd5e1;
}

.armatura-thumb {
    width: 100px;
    height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 12px;
}

.armatura-thumb img {
    max-height: 90px;
    width: auto;
    object-fit: contain;
}

.armatura-info h4 {
    font-size: 15px;
    font-weight: 700;
    color: var(--color-text-dark);
    margin-bottom: 6px;
}

.armatura-info p {
    font-size: 12px;
    color: var(--color-text-muted);
    line-height: 1.4;
}

.product-intro-box {
    background: #f8fafc;
    border-left: 4px solid var(--color-primary);
    padding: 16px 20px;
    border-radius: 0 6px 6px 0;
    font-size: 14px;
    color: #334155;
    line-height: 1.6;
}

.styled-list li {
    font-size: 13px;
    color: #4a5568;
    margin-bottom: 4px;
}

.mb-4 { margin-bottom: 24px; }

@media (max-width: 860px) {
    .armatura-items-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 540px) {
    .armatura-items-grid {
        grid-template-columns: 1fr;
    }
}

/* =========================================================
   CONTACTS PAGE STYLES
   ========================================================= */
.contacts-cards-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-bottom: 40px;
}

.contact-info-card {
    background: #ffffff;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: 24px 20px;
    box-shadow: var(--shadow-card);
    display: flex;
    flex-direction: column;
    transition: var(--transition);
}

.contact-info-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
    border-color: #cbd5e1;
}

.contact-card-icon {
    width: 48px;
    height: 48px;
    background: #eff6ff;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
}

.contact-info-card h3 {
    font-size: 16px;
    font-weight: 700;
    color: var(--color-text-dark);
    margin-bottom: 12px;
}

.contact-card-content p {
    font-size: 13px;
    color: #4a5568;
    line-height: 1.5;
    margin-bottom: 6px;
}

.contact-link {
    color: var(--color-primary);
    font-weight: 600;
}

.contact-link:hover {
    color: var(--color-primary-hover);
    text-decoration: underline;
}

.schedule-text {
    font-size: 11px !important;
    color: #718096 !important;
    margin-top: 6px;
}

.contacts-main-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 36px;
    align-items: stretch;
}

.contact-form-box {
    background: #ffffff;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: 32px;
    box-shadow: var(--shadow-card);
}

.contact-form-header h2 {
    font-size: 22px;
    font-weight: 800;
    color: var(--color-text-dark);
}

.contact-form-header p {
    font-size: 13px;
    color: #5a6578;
    margin-top: 10px;
    margin-bottom: 20px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.contact-map-box {
    background: #ffffff;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    padding: 8px;
    box-shadow: var(--shadow-card);
    min-height: 420px;
    display: flex;
}

.map-container-frame {
    width: 100%;
    height: 100%;
    min-height: 400px;
}

@media (max-width: 1024px) {
    .contacts-cards-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .contacts-main-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 600px) {
    .contacts-cards-grid {
        grid-template-columns: 1fr;
    }
    .form-row {
        grid-template-columns: 1fr;
    }
    .contact-form-box {
        padding: 20px;
    }
}

/* Footer Russia Map Card */
.footer-russia-card {
    position: relative;
    background-color: #0e1926;
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 10px;
    min-height: 180px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding: 24px 20px;
    text-align: center;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
}

.footer-russia-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: contain;
    background-position: center;
    background-repeat: no-repeat;
    opacity: 0.38;
    transition: transform 0.4s ease, opacity 0.4s ease;
}

.footer-russia-card:hover .footer-russia-bg {
    transform: scale(1.06);
    opacity: 0.55;
}

.footer-russia-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(14, 25, 38, 0.4) 0%, rgba(7, 13, 20, 0.75) 100%);
}

.footer-russia-text {
    position: relative;
    z-index: 2;
}

.footer-russia-text h4 {
    color: #ffffff;
    font-size: 15px;
    font-weight: 700;
    line-height: 1.4;
    letter-spacing: 0.3px;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.6);
}