/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #8B4513;
    --primary-hover: #A0522D;
    --secondary-color: #2F2F2F;
    --accent-color: #F5F5DC;
    --text-dark: #1a1a1a;
    --text-light: #666666;
    --bg-light: #fafafa;
    --white: #ffffff;
    --shadow: 0 2px 20px rgba(0,0,0,0.1);
    --shadow-hover: 0 10px 30px rgba(0,0,0,0.15);
    --transition: all 0.3s ease;
    --border-radius: 0;
}

body {
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--white);
    font-size: 16px;
}

.container {
    max-width: 1200px;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.3;
    color: var(--text-dark);
}

p {
    margin-bottom: 16px;
    line-height: 1.7;
}

/* Header Top */
.header-top {
    background-color: var(--secondary-color);
    color: var(--white);
    padding: 10px 0;
    font-size: 14px;
    position: relative;
    z-index: 1001;
}

.contact-info {
    display: flex;
    gap: 30px;
    align-items: center;
}

.contact-info .phone,
.contact-info .email {
    color: var(--white);
    text-decoration: none;
    transition: var(--transition);
    font-weight: 500;
}

.contact-info .phone::before {
    content: "📞";
    margin-right: 8px;
}

.contact-info .email::before {
    content: "✉";
    margin-right: 8px;
}

.contact-info .phone:hover,
.contact-info .email:hover {
    color: var(--accent-color);
    transform: translateY(-1px);
}

.work-time {
    color: var(--accent-color);
    font-size: 13px;
    font-weight: 500;
}

/* Header */
.header {
    background-color: var(--white);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: var(--transition);
}

.navbar {
    padding: 15px 0;
}

.navbar-brand img {
    transition: var(--transition);
}

.navbar-brand:hover img {
    transform: scale(1.05);
}

.navbar-nav .nav-link {
    color: var(--text-dark);
    font-weight: 600;
    padding: 12px 18px;
    transition: var(--transition);
    position: relative;
    text-transform: uppercase;
    font-size: 14px;
    letter-spacing: 0.5px;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
    color: var(--primary-color);
}

.navbar-nav .nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 18px;
    right: 18px;
    height: 3px;
    background-color: var(--primary-color);
    transform: scaleX(0);
    transition: var(--transition);
}

.navbar-nav .nav-link:hover::after,
.navbar-nav .nav-link.active::after {
    transform: scaleX(1);
}

.dropdown-menu {
    border: none;
    box-shadow: var(--shadow);
    border-radius: var(--border-radius);
    padding: 8px 0;
}

.dropdown-item {
    padding: 10px 20px;
    font-weight: 500;
    transition: var(--transition);
}

.dropdown-item:hover {
    background-color: var(--primary-color);
    color: var(--white);
}

.navbar-cta .btn {
    padding: 12px 24px;
    font-weight: 700;
}

/* Buttons */
.btn {
    border: none;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    transition: var(--transition);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--border-radius);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: var(--transition);
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background-color: var(--primary-color);
    color: var(--white);
    padding: 14px 28px;
    border: 2px solid var(--primary-color);
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    border-color: var(--primary-hover);
    color: var(--white);
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(139, 69, 19, 0.4);
}

.btn-outline-primary {
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    background: transparent;
    padding: 12px 26px;
}

.btn-outline-primary:hover {
    background-color: var(--primary-color);
    color: var(--white);
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(139, 69, 19, 0.3);
}

.btn-outline-light {
    border: 2px solid var(--white);
    color: var(--white);
    background: transparent;
    padding: 12px 26px;
}

.btn-outline-light:hover {
    background-color: var(--white);
    color: var(--primary-color);
    transform: translateY(-3px);
}

.btn-lg {
    padding: 18px 36px;
    font-size: 16px;
}

/* Hero Section */
.hero {
    padding: 120px 0 100px;
    background: linear-gradient(135deg, var(--bg-light) 0%, var(--white) 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 50%;
    height: 100%;
    background: linear-gradient(45deg, transparent 40%, rgba(139, 69, 19, 0.05) 100%);
    z-index: 1;
}

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

.hero-content h1 {
    font-size: 3.0rem;
    font-weight: 800;
    color: var(--text-dark);
    margin-bottom: 24px;
    line-height: 1.1;
}

.hero-subtitle {
    font-size: 1.4rem;
    color: var(--text-light);
    margin-bottom: 40px;
    line-height: 1.6;
    font-weight: 400;
}

.hero-features {
    margin: 50px 0;
}

.feature-item {
    display: flex;
    flex-direction: column;
    margin-bottom: 24px;
    padding: 20px 0;
    border-left: 4px solid var(--primary-color);
    padding-left: 20px;
}

.feature-item strong {
    color: var(--primary-color);
    font-size: 1.3rem;
    font-weight: 800;
    margin-bottom: 4px;
}

.feature-item span {
    color: var(--text-light);
    font-size: 1rem;
    font-weight: 500;
}

.hero-cta {
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
    margin-top: 50px;
}

.hero-image {
    position: relative;
}

.hero-image img {
    width: 100%;
    height: auto;
    object-fit: cover;
    box-shadow: var(--shadow-hover);
}

/* Section Styles */
section {
    padding: 100px 0;
}

.section-title {
    font-size: 2.8rem;
    font-weight: 800;
    color: var(--text-dark);
    margin-bottom: 24px;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background-color: var(--primary-color);
}

.text-center .section-title::after {
    left: 50%;
    transform: translateX(-50%);
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--text-light);
    margin-bottom: 60px;
    font-weight: 400;
}

/* About Granite */
.about-granite {
    background-color: var(--white);
    padding: 60px 0;
}

.about-granite p {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 24px;
    color: var(--text-dark);
}

/* Color Variations */
.color-variations {
    background-color: var(--bg-light);
}

.color-content h2 {
    font-size: 2.4rem;
    font-weight: 800;
    color: var(--text-dark);
    margin-bottom: 30px;
}

.color-content p {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 24px;
    color: var(--text-dark);
}

.color-specs {
    margin-top: 40px;
    background: var(--white);
    padding: 30px;
    box-shadow: var(--shadow);
}

.spec-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 0;
    border-bottom: 1px solid #eee;
}

.spec-row:last-child {
    border-bottom: none;
}

.spec-label {
    font-weight: 600;
    color: var(--text-dark);
}

.spec-value {
    color: var(--primary-color);
    font-weight: 600;
}

.color-image img,
.gallery-image img,
.tech-image img {
    width: 100%;
    height: auto;
    object-fit: cover;
    box-shadow: var(--shadow-hover);
}

/* Photo Gallery */
.photo-gallery {
    background-color: var(--white);
}

.gallery-content h2 {
    font-size: 2.4rem;
    font-weight: 800;
    color: var(--text-dark);
    margin-bottom: 30px;
}

.gallery-content p {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 24px;
    color: var(--text-dark);
}

/* Technical Specifications */
.technical-specs {
    background-color: var(--bg-light);
}

.table-specifications {
    background-color: var(--white);
    box-shadow: var(--shadow);
    margin-bottom: 0;
}

.table-specifications td {
    padding: 16px 20px;
    border-bottom: 1px solid #eee;
    vertical-align: middle;
}

.table-specifications td:first-child {
    font-weight: 600;
    color: var(--text-dark);
    width: 40%;
}

.table-specifications td:nth-child(2) {
    color: var(--primary-color);
    font-weight: 700;
    font-size: 1.1rem;
}

.table-specifications td:last-child {
    font-size: 0.9rem;
    font-style: italic;
}

.advantages-list {
    background: var(--white);
    padding: 40px 30px;
    height: 100%;
    box-shadow: var(--shadow);
}

.advantages-list h4 {
    color: var(--text-dark);
    margin-bottom: 24px;
    font-size: 1.4rem;
}

.advantages-list ul {
    list-style: none;
    padding: 0;
    margin-bottom: 30px;
}

.advantages-list li {
    padding: 8px 0;
    position: relative;
    padding-left: 24px;
    color: var(--text-dark);
}

.advantages-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
    font-size: 1.1rem;
}

.gost-compliance {
    border-top: 2px solid var(--primary-color);
    padding-top: 20px;
}

.gost-compliance strong {
    color: var(--text-dark);
    display: block;
    margin-bottom: 12px;
}

.gost-items {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.gost-items span {
    background-color: var(--primary-color);
    color: var(--white);
    padding: 6px 12px;
    font-size: 0.9rem;
    font-weight: 600;
    text-align: center;
}

/* Products */
.products {
    background-color: var(--white);
}

.product-card {
    background: var(--white);
    box-shadow: var(--shadow);
    transition: var(--transition);
    height: 100%;
    overflow: hidden;
    position: relative;
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
}

.product-image {
    overflow: hidden;
    height: 280px;
    position: relative;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.product-card:hover .product-image img {
    transform: scale(1.1);
}

.product-content {
    padding: 32px 28px;
}

.product-content h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 16px;
}

.product-content h3 a {
    color: var(--text-dark);
    text-decoration: none;
    transition: var(--transition);
}

.product-content h3 a:hover {
    color: var(--primary-color);
}

.product-content p {
    color: var(--text-light);
    margin-bottom: 20px;
    line-height: 1.7;
    font-size: 1rem;
}

.product-features {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 20px;
}

.product-features span {
    background-color: var(--bg-light);
    color: var(--text-dark);
    padding: 4px 12px;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.product-price {
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: 24px;
}

/* Comparison Table */
.comparison {
    background-color: var(--bg-light);
}

.table-comparison {
    background-color: var(--white);
    box-shadow: var(--shadow);
    margin-bottom: 0;
}

.table-comparison th {
    background-color: var(--secondary-color);
    color: var(--white);
    font-weight: 700;
    padding: 20px 16px;
    text-align: center;
    border: none;
}

.table-comparison td {
    padding: 16px;
    text-align: center;
    border-bottom: 1px solid #eee;
    vertical-align: middle;
}

.table-comparison td:first-child {
    font-weight: 600;
    text-align: left;
    background-color: var(--bg-light);
}

.table-comparison td strong {
    color: var(--primary-color);
}

/* Applications */
.applications {
    background-color: var(--white);
}

.application-card {
    text-align: center;
    transition: var(--transition);
    background: var(--white);
    padding: 20px;
    box-shadow: var(--shadow);
    height: 100%;
}

.application-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
}

.application-card img {
    width: 100%;
    height: 220px;
    object-fit: cover;
    margin-bottom: 24px;
    transition: var(--transition);
}

.application-card:hover img {
    transform: scale(1.05);
}

.application-card h4 {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 12px;
}

.application-card p {
    color: var(--text-light);
    line-height: 1.6;
    font-size: 1rem;
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-hover) 100%);
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" patternUnits="userSpaceOnUse" width="2" height="2"><circle cx="1" cy="1" r="0.3" fill="rgba(255,255,255,0.1)"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.3;
}

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

.cta-section h2 {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 20px;
    color: var(--white);
}

.cta-section p {
    font-size: 1.3rem;
    margin-bottom: 40px;
    opacity: 0.9;
}

.cta-buttons {
    display: flex;
    gap: 24px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 50px;
}

.cta-contacts {
    display: flex;
    justify-content: center;
    gap: 60px;
    flex-wrap: wrap;
}

.cta-contacts .contact-item {
    text-align: center;
}

.cta-contacts .contact-item strong {
    display: block;
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--white);
}

.cta-contacts .contact-item span {
    font-size: 1rem;
    color: #fff3e6;
}

/* Footer */
.footer {
    background-color: var(--secondary-color);
    color: var(--white);
    padding: 60px 0 30px;
}

.footer-logo img {
    margin-bottom: 20px;
}

.footer-logo p {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
}

.footer h5 {
    color: var(--white);
    font-weight: 700;
    margin-bottom: 20px;
    font-size: 1.2rem;
}

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

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: var(--transition);
    font-weight: 500;
}

.footer-links a:hover {
    color: var(--accent-color);
    transform: translateX(5px);
}

.footer-contacts .contact-item {
    margin-bottom: 20px;
}

.footer-contacts .contact-item strong {
    display: block;
    color: var(--white);
    font-size: 1.1rem;
    margin-bottom: 4px;
}

.footer-contacts .contact-item span {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
}

.footer-divider {
    border-color: rgba(255, 255, 255, 0.2);
    margin: 40px 0 20px;
}

.footer p {
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: 0;
    font-size: 0.9rem;
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background-color: var(--primary-color);
    color: var(--white);
    border: none;
    display: none;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
    z-index: 1000;
    box-shadow: var(--shadow);
}

.back-to-top:hover {
    background-color: var(--primary-hover);
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

/* Responsive Design */
@media (max-width: 1199px) {
    .container {
        max-width: 960px;
    }
    
    .hero-content h1 {
        font-size: 3.2rem;
    }
    
    .section-title {
        font-size: 2.4rem;
    }
}

@media (max-width: 991px) {
    .container {
        max-width: 720px;
    }
    
    .hero {
        padding: 80px 0 60px;
    }
    
    .hero-content h1 {
        font-size: 2.8rem;
    }
    
    .hero-subtitle {
        font-size: 1.2rem;
    }
    
    .section-title {
        font-size: 2.2rem;
    }
    
    .cta-section h2 {
        font-size: 2.4rem;
    }
    
    .cta-contacts {
        gap: 40px;
    }
    
    .navbar-nav {
        text-align: center;
        margin-top: 20px;
    }
    
    .navbar-cta {
        text-align: center;
        margin-top: 20px;
    }
}

@media (max-width: 767px) {
    .container {
        max-width: 540px;
    }
    
    section {
        padding: 60px 0;
    }
    
    .hero {
        padding: 60px 0 40px;
    }
    
    .hero-content h1 {
        font-size: 2.2rem;
        margin-bottom: 20px;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: center;
    }
    
    .btn-lg {
        padding: 16px 32px;
        font-size: 15px;
        width: 100%;
        max-width: 280px;
    }
    
    .section-title {
        font-size: 1.9rem;
    }
    
    .cta-section h2 {
        font-size: 2rem;
    }
    
    .cta-contacts {
        flex-direction: column;
        gap: 30px;
    }
    
    .contact-info {
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }
    
    .work-time {
        text-align: center;
        margin-top: 10px;
    }
    
    .header-top .row > div:last-child {
        text-align: center !important;
    }
    
    .product-image {
        height: 240px;
    }
    
    .application-card img {
        height: 180px;
    }
    
    .back-to-top {
        bottom: 20px;
        right: 20px;
        width: 45px;
        height: 45px;
    }
}

@media (max-width: 575px) {
    .container {
        max-width: 100%;
        padding: 0 15px;
    }
    
    .hero-content h1 {
        font-size: 1.9rem;
    }
    
    .section-title {
        font-size: 1.7rem;
    }
    
    .cta-section h2 {
        font-size: 1.8rem;
    }
    
    .product-content,
    .application-card {
        padding: 24px 20px;
    }
    
    .color-specs,
    .advantages-list {
        padding: 24px 20px;
    }
    
    .table-responsive {
        font-size: 14px;
    }
    
    .cta-contacts .contact-item strong {
        font-size: 1.2rem;
    }
}

/* Performance Optimizations */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* High DPI Displays */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .hero-image img,
    .color-image img,
    .gallery-image img,
    .tech-image img {
        object-fit: cover;
        image-rendering: crisp-edges;
    }
}

/* Dark Mode Support (for future implementation) */
@media (prefers-color-scheme: dark) {
    :root {
        --text-dark: #ffffff;
        --text-light: #cccccc;
        --bg-light: #1a1a1a;
        --white: #2a2a2a;
    }
}

/* Print Styles */
@media print {
    .header-top,
    .navbar,
    .back-to-top,
    .cta-section {
        display: none !important;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.5;
        color: #000;
        background: #fff;
    }
    
    .container {
        max-width: none;
        margin: 0;
        padding: 0;
    }
    
    section {
        padding: 20pt 0;
        page-break-inside: avoid;
    }
    
    h1, h2, h3 {
        page-break-after: avoid;
    }
}

/* Исправление для мобильного меню */
.navbar-collapse {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--white);
    box-shadow: var(--shadow);
    z-index: 1000;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.navbar-collapse.show {
    max-height: 700px;
}

.navbar-collapse.collapsing {
    max-height: 500px;
    transition: max-height 0.3s ease;
}

@media (min-width: 992px) {
    .navbar-collapse {
        position: static;
        max-height: none;
        overflow: visible;
        background: transparent;
        box-shadow: none;
    }
}

/* Мобильное меню стили */
@media (max-width: 991px) {
    .navbar-nav {
        padding: 20px;
        text-align: left;
    }
    
    .navbar-nav .nav-link {
        padding: 12px 0;
        border-bottom: 1px solid #eee;
        display: block;
        width: 100%;
    }
    
    .navbar-nav .nav-link:last-child {
        border-bottom: none;
    }
    
    .navbar-nav .nav-link::after {
        display: none;
    }
    
    .dropdown-menu {
        position: static;
        float: none;
        background: var(--bg-light);
        box-shadow: none;
        margin-left: 20px;
        border-left: 3px solid var(--primary-color);
    }
    
    .navbar-cta {
        padding: 20px;
        border-top: 2px solid var(--primary-color);
        background-color: var(--bg-light);
    }
    
    .navbar-toggler {
        border: none;
        padding: 8px 12px;
    }
    
    .navbar-toggler:focus {
        box-shadow: none;
    }
}

.navbar-toggler {
    background: transparent;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    padding: 8px 12px;
    transition: var(--transition);
}

.navbar-toggler:hover {
    background-color: var(--primary-color);
    color: var(--white);
}

.navbar-toggler svg {
    width: 20px;
    height: 20px;
}



.timeline {
    background: var(--bg-light);
    padding: 40px 30px;
    position: relative;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50px;
    top: 40px;
    bottom: 40px;
    width: 3px;
    background-color: var(--primary-color);
}

.timeline-item {
    display: flex;
    align-items: center;
    margin-bottom: 25px;
    position: relative;
}

.timeline-item:last-child {
    margin-bottom: 0;
}

.timeline-year {
    width: 80px;
    height: 80px;
    background-color: var(--primary-color);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 1.1rem;
    position: relative;
    z-index: 2;
    flex-shrink: 0;
}

.timeline-text {
    background: var(--white);
    padding: 15px 20px;
    margin-left: 20px;
    box-shadow: var(--shadow);
    font-weight: 500;
    color: var(--text-dark);
}


/* Quarry Sections */
.quarry-sections {
    background-color: var(--white);
}

.section-card {
    background: var(--white);
    box-shadow: var(--shadow);
    height: 100%;
    transition: var(--transition);
    overflow: hidden;
}

.section-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
}

.section-header {
    background: var(--primary-color);
    color: var(--white);
    padding: 20px 25px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.section-header h3 {
    margin: 0;
    font-size: 1.3rem;
    font-weight: 700;
}

.section-status {
    background: rgba(255,255,255,0.12);
    padding: 4px 12px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.section-content {
    padding: 25px;
}

.section-content p {
    margin-bottom: 12px;
    line-height: 1.6;
}

.section-content p:last-child {
    margin-bottom: 0;
}

.section-content strong {
    color: var(--text-dark);
    font-weight: 600;
}

.section-content a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
}

.section-content a:hover {
    text-decoration: underline;
}


/* Mining Technology */
.mining-technology {
    background-color: var(--bg-light);
}

.mining-content h2 {
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--text-dark);
    margin-bottom: 24px;
}

.mining-content p {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 30px;
    color: var(--text-dark);
}

.technology-advantages {
    background: var(--white);
    padding: 30px;
    margin: 30px 0;
    box-shadow: var(--shadow);
}

.technology-advantages h4 {
    color: var(--text-dark);
    margin-bottom: 20px;
    font-weight: 700;
}

.technology-advantages ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.technology-advantages li {
    padding: 10px 0;
    position: relative;
    padding-left: 24px;
    color: var(--text-dark);
    border-bottom: 1px solid #f0f0f0;
}

.technology-advantages li:last-child {
    border-bottom: none;
}

.technology-advantages li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
    font-size: 1.1rem;
}

.technology-advantages strong {
    color: var(--primary-color);
}

.equipment-specs {
    background: var(--bg-light);
    padding: 25px;
}

.equipment-specs h4 {
    color: var(--text-dark);
    margin-bottom: 20px;
    font-weight: 700;
}

.equipment-specs .spec-item {
    display: flex;
    flex-direction: column;
    margin-bottom: 15px;
    padding-bottom: 15px;
    border-bottom: 1px solid #ddd;
}

.equipment-specs .spec-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
}

.equipment-specs strong {
    color: var(--text-dark);
    font-weight: 700;
    margin-bottom: 5px;
}

.mining-image img {
    width: 100%;
    height: auto;
    object-fit: cover;
    box-shadow: var(--shadow-hover);
}

/* Quality Control */
.quality-control {
    background-color: var(--white);
}

.quality-content p {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 24px;
    color: var(--text-dark);
}

.certificates-list {
    background: var(--bg-light);
    padding: 30px;
    margin: 30px 0;
}

.certificates-list h4 {
    color: var(--text-dark);
}

/* Quarry Products */
.quarry-products {
    background-color: var(--bg-light);
}

.quarry-product-card {
    background: var(--white);
    box-shadow: var(--shadow);
    transition: var(--transition);
    height: 100%;
    overflow: hidden;
}

.quarry-product-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
}

.quarry-product-card .product-image {
    overflow: hidden;
    height: 200px;
}

.quarry-product-card .product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.quarry-product-card:hover .product-image img {
    transform: scale(1.1);
}

.quarry-product-card .product-content {
    padding: 30px 25px;
}

.quarry-product-card h3 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 15px;
}

.quarry-product-card h3 a {
    color: var(--text-dark);
    text-decoration: none;
    transition: var(--transition);
}

.quarry-product-card h3 a:hover {
    color: var(--primary-color);
}

.quarry-product-card p {
    color: var(--text-light);
    margin-bottom: 15px;
    line-height: 1.6;
}

.quarry-product-card p a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
}

.quarry-product-card p a:hover {
    text-decoration: underline;
}

.product-price {
    font-size: 1.3rem;
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.product-link {
    margin-top: auto;
}

/* Responsive Design for Mestorozhdenie Page */
@media (max-width: 991px) {
    .hero-inner .hero-content h1 {
        font-size: 2.4rem;
    }
    
    .hero-inner .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .timeline::before {
        left: 35px;
    }
    
    .timeline-year {
        width: 60px;
        height: 60px;
        font-size: 1rem;
    }
    
    .params-grid {
        grid-template-columns: 1fr;
    }
    
    .reserve-item,
    .plan-item {
        flex-direction: column;
        text-align: center;
    }
    
    .reserve-bar {
        order: 2;
        margin-top: 10px;
    }
    
    .reserve-info {
        order: 1;
    }
    
    .plan-year {
        margin: 0 auto 15px;
    }
}

@media (max-width: 767px) {
    .hero-inner {
        padding: 60px 0;
    }
    
    .hero-inner .hero-content h1 {
        font-size: 2rem;
    }
    
    .hero-facts {
        margin: 30px 0;
    }
    
    .fact-item {
        padding: 12px 0 12px 16px;
    }
    
    .fact-item strong {
        font-size: 1.2rem;
    }
    
    .technical-params,
    .technology-advantages,
    .certificates-list,
    .eco-measures,
    .reserves-breakdown,
    .development-plans {
        padding: 20px;
    }
    
    .timeline {
        padding: 30px 20px;
    }
    
    .timeline::before {
        left: 25px;
    }
    
    .timeline-year {
        width: 50px;
        height: 50px;
        font-size: 0.9rem;
    }
    
    .timeline-text {
        margin-left: 15px;
        padding: 12px 15px;
    }
    
    .quarry-product-card .product-content {
        padding: 24px 20px;
    }
}

@media (max-width: 575px) {
    .hero-inner .hero-content h1 {
        font-size: 1.8rem;
    }
    
    .mining-content h2,
    .environmental-content h2 {
        font-size: 1.9rem;
    }
    
    .section-header {
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }
    
    .plan-year {
        width: 50px;
        height: 50px;
        font-size: 1rem;
    }
    
    .timeline::before {
        display: none;
    }
    
    .timeline-item {
        flex-direction: column;
        text-align: center;
    }
    
    .timeline-text {
        margin-left: 0;
        margin-top: 15px;
    }
}: 30px 25px;
}


/* Reserves and Future Section */
.reserves-future {
   background-color: var(--bg-light);
   padding: 100px 0;
}

.reserves-content h3,
.future-content h3 {
   font-size: 1.8rem;
   font-weight: 700;
   color: var(--text-dark);
   margin-bottom: 20px;
}

.reserves-content p,
.future-content p {
   font-size: 1.1rem;
   line-height: 1.8;
   margin-bottom: 24px;
   color: var(--text-dark);
}

/* Reserves Breakdown */
.reserves-breakdown {
   background: var(--white);
   padding: 30px;
   margin: 30px 0;
   box-shadow: var(--shadow);
}

.reserves-breakdown h4 {
   color: var(--text-dark);
   margin-bottom: 25px;
   font-weight: 700;
   font-size: 1.2rem;
}

.reserve-item {
   display: flex;
   align-items: center;
   margin-bottom: 20px;
   gap: 20px;
}

.reserve-item:last-child {
   margin-bottom: 0;
}

.reserve-bar {
   flex: 1;
   height: 12px;
   background-color: #e0e0e0;
   position: relative;
   overflow: hidden;
}

.reserve-fill {
   height: 100%;
   background: linear-gradient(90deg, var(--primary-color), var(--primary-hover));
   transform: scaleX(0);
   transform-origin: left;
   transition: transform 1.5s ease-in-out;
}

.reserve-info {
   flex: 2;
   display: flex;
   flex-direction: column;
}

.reserve-info strong {
   color: var(--text-dark);
   font-weight: 700;
   margin-bottom: 4px;
   font-size: 1rem;
}

.reserve-info span {
   color: var(--text-light);
   font-size: 0.9rem;
}

/* Development Plans */
.development-plans {
   background: var(--white);
   padding: 30px;
   margin: 30px 0;
   box-shadow: var(--shadow);
}

.plan-item {
   display: flex;
   align-items: flex-start;
   margin-bottom: 25px;
   gap: 20px;
}

.plan-item:last-child {
   margin-bottom: 0;
}

.plan-year {
   width: 70px;
   height: 70px;
   background-color: var(--primary-color);
   color: var(--white);
   display: flex;
   align-items: center;
   justify-content: center;
   font-weight: 800;
   font-size: 1.1rem;
   flex-shrink: 0;
   transition: var(--transition);
}

.plan-item:hover .plan-year {
   background-color: var(--primary-hover);
   transform: scale(1.05);
}

.plan-content {
   flex: 1;
}

.plan-content h5 {
   color: var(--text-dark);
   font-weight: 700;
   margin-bottom: 8px;
   font-size: 1.1rem;
}

.plan-content p {
   color: var(--text-light);
   margin-bottom: 0;
   line-height: 1.5;
   font-size: 1rem;
}

/* Responsive Design */
@media (max-width: 991px) {
   .reserves-future {
       padding: 80px 0;
   }
   
   .reserves-content h3,
   .future-content h3 {
       font-size: 1.6rem;
   }
   
   .reserve-item,
   .plan-item {
       flex-direction: column;
       text-align: center;
       gap: 15px;
   }
   
   .reserve-bar {
       order: 2;
       margin-top: 10px;
   }
   
   .reserve-info {
       order: 1;
       text-align: center;
   }
   
   .plan-year {
       margin: 0 auto 15px;
   }
   
   .plan-content {
       text-align: center;
   }
}

@media (max-width: 767px) {
   .reserves-future {
       padding: 60px 0;
   }
   
   .reserves-breakdown,
   .development-plans {
       padding: 20px;
       margin: 20px 0;
   }
   
   .reserves-content h3,
   .future-content h3 {
       font-size: 1.4rem;
   }
   
   .plan-year {
       width: 60px;
       height: 60px;
       font-size: 1rem;
   }
   
   .plan-content h5 {
       font-size: 1rem;
   }
   
   .plan-content p {
       font-size: 0.95rem;
   }
}

@media (max-width: 575px) {
   .reserves-content h3,
   .future-content h3 {
       font-size: 1.3rem;
   }
   
   .reserves-breakdown,
   .development-plans {
       padding: 15px;
   }
   
   .plan-year {
       width: 50px;
       height: 50px;
       font-size: 0.9rem;
   }
   
   .reserve-info strong {
       font-size: 0.95rem;
   }
   
   .reserve-info span {
       font-size: 0.85rem;
   }
}

/* Фиксированные ширины полосок */
.reserve-fill-65 { width: 65% !important; }
.reserve-fill-25 { width: 25% !important; }
.reserve-fill-10 { width: 10% !important; }

/* Исправление переполнения */
.reserves-breakdown,
.development-plans,
.technical-params {
    overflow-x: hidden;
}

/* .container {
    overflow-x: hidden; 
    max-width: 100%; 
} */

/* Мобильная версия */
@media (max-width: 767px) {
    body {
        overflow-x: hidden;
    }
    
    .row {
        margin-left: 0;
        margin-right: 0;
    }
    
    .col-lg-6, .col-lg-4, .col-lg-8 {
        padding-left: 15px;
        padding-right: 15px;
    }
}

/* Breadcrumbs */
.breadcrumbs {
    background-color: var(--bg-light);
    padding: 15px 0;
}

.breadcrumb {
    margin-bottom: 0;
    background: transparent;
}

.breadcrumb-item a {
    color: var(--text-light);
    text-decoration: none;
    transition: var(--transition);
}

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

.breadcrumb-item.active {
    color: var(--text-dark);
    font-weight: 600;
}

 /* Additional styles for price page */
        .price-category-card {
            background: var(--white);
            border-radius: 0;
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
            height: 100%;
        }

        .price-category-card:hover {
            transform: translateY(-10px);
            box-shadow: var(--shadow-hover);
        }

        .category-header {
            position: relative;
            height: 250px;
            overflow: hidden;
        }

        .category-header img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }

        .price-category-card:hover .category-header img {
            transform: scale(1.1);
        }

        .category-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            background: linear-gradient(transparent, rgba(0,0,0,0.8));
            color: var(--white);
            padding: 20px;
        }

        .category-overlay h3 {
            color: var(--white);
            margin-bottom: 10px;
            font-size: 1.3rem;
        }

        .price-badge {
            background: var(--primary-color);
            color: var(--white);
            padding: 8px 16px;
            font-weight: 700;
            font-size: 1.1rem;
            display: inline-block;
        }

        .category-content {
            padding: 25px;
        }

        .price-list {
            list-style: none;
            padding: 0;
            margin: 20px 0;
        }

        .price-list li {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 8px 0;
            border-bottom: 1px solid #f0f0f0;
        }

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

        .category-features {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin: 20px 0;
        }

        .category-features span {
            background: var(--bg-light);
            color: var(--text-dark);
            padding: 4px 12px;
            font-size: 0.85rem;
            font-weight: 600;
        }

        .table-price {
            background: var(--white);
            box-shadow: var(--shadow);
        }

        .table-price th {
            background: var(--secondary-color);
            color: var(--white);
            font-weight: 700;
            padding: 15px;
            border: none;
        }

        .table-price td {
            padding: 12px 15px;
            border-bottom: 1px solid #eee;
        }

        .table-category td {
            background: var(--bg-light);
            font-weight: 700;
            color: var(--primary-color);
        }

        .price-notes {
            background: var(--bg-light);
            padding: 30px;
            margin-top: 30px;
        }

        .price-notes h4 {
            color: var(--text-dark);
            margin-bottom: 20px;
        }

        .price-notes ul {
            list-style: none;
            padding: 0;
        }

        .price-notes li {
            padding: 8px 0;
            position: relative;
            padding-left: 24px;
        }

        .price-notes li::before {
            content: '•';
            position: absolute;
            left: 0;
            color: var(--primary-color);
            font-weight: bold;
        }

        .calculator-form {
            background: var(--white);
            padding: 40px;
            box-shadow: var(--shadow);
            margin-bottom: 40px;
        }

        .calculator-result {
            background: var(--bg-light);
            padding: 25px;
            margin-top: 20px;
            display: none;
            opacity: 0;
            transition: opacity 0.3s ease;
        }

        .result-row {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 10px 0;
            border-bottom: 1px solid #ddd;
        }

        .result-row:last-child {
            border-bottom: none;
        }

        .result-row.total {
            font-weight: 700;
            font-size: 1.2rem;
            color: var(--primary-color);
            border-top: 2px solid var(--primary-color);
            margin-top: 10px;
            padding-top: 15px;
        }

        .advantage-card {
            background: var(--white);
            padding: 30px;
            text-align: center;
            box-shadow: var(--shadow);
            transition: var(--transition);
            height: 100%;
        }

        .advantage-card:hover {
            transform: translateY(-10px);
            box-shadow: var(--shadow-hover);
        }

        .advantage-icon {
            width: 80px;
            height: 80px;
            background: var(--primary-color);
            color: var(--white);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 20px;
            transition: var(--transition);
        }

        .advantage-card:hover .advantage-icon {
            transform: scale(1.1);
        }

        .advantage-card h3 {
            color: var(--text-dark);
            margin-bottom: 15px;
            font-size: 1.3rem;
        }

        .advantage-card p {
            color: var(--text-light);
            line-height: 1.6;
        }

        .savings {
            color: #28a745;
            font-weight: 700;
        }

        .quality-badge {
            background: var(--primary-color);
            color: var(--white);
            padding: 4px 8px;
            font-size: 0.8rem;
            font-weight: 600;
        }

        .comparison-summary {
            background: var(--primary-color);
            color: var(--white);
            padding: 30px;
            margin-top: 30px;
        }

        .comparison-summary h4 {
            color: var(--white);
            margin-bottom: 10px;
        }

        .accordion-item {
            border: none;
            box-shadow: var(--shadow);
            margin-bottom: 15px;
        }

        .accordion-button {
            background: var(--white);
            color: var(--text-dark);
            font-weight: 600;
            padding: 20px;
        }

        .accordion-button:not(.collapsed) {
            background: var(--primary-color);
            color: var(--white);
        }

        .accordion-body {
            padding: 20px;
            background: var(--bg-light);
        }

        /* Responsive */
        @media (max-width: 991px) {
            .hero-inner .hero-content h1 {
                font-size: 2.4rem;
            }
            
            .calculator-form {
                padding: 25px;
            }
            
            .category-content {
                padding: 20px;
            }
        }

        @media (max-width: 767px) {
            .hero-inner {
                padding: 60px 0;
            }
            
            .hero-inner .hero-content h1 {
                font-size: 2rem;
            }
            
            .calculator-form {
                padding: 20px;
            }
            
            .advantage-card {
                padding: 25px 20px;
            }
            
            .price-notes {
                padding: 20px;
            }
            
            .table-responsive {
                font-size: 14px;
            }
            
            .cta-buttons {
                flex-direction: column;
                align-items: center;
            }
            
            .btn-lg {
                width: 100%;
                max-width: 280px;
            }
        }

        @media (max-width: 575px) {
            .hero-inner .hero-content h1 {
                font-size: 1.8rem;
            }
            
            .section-title {
                font-size: 1.7rem;
            }
            
            .category-overlay {
                padding: 15px;
            }
            
            .category-overlay h3 {
                font-size: 1.1rem;
            }
            
            .price-badge {
                font-size: 1rem;
                padding: 6px 12px;
            }
        }
        
        
        
        
        
        /* Additional styles for tile page */
        .tile-type-card {
            background: var(--white);
            border-radius: 0;
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
            height: 100%;
        }

        .tile-type-card:hover {
            transform: translateY(-10px);
            box-shadow: var(--shadow-hover);
        }

        .tile-type-image {
            height: 200px;
            overflow: hidden;
        }

        .tile-type-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }

        .tile-type-card:hover .tile-type-image img {
            transform: scale(1.1);
        }

        .tile-type-content {
            padding: 25px;
        }

        .tile-type-content h3 {
            color: var(--text-dark);
            margin-bottom: 15px;
            font-size: 1.3rem;
        }

        .tile-advantages ul {
            list-style: none;
            padding: 0;
            margin: 15px 0;
        }

        .tile-advantages li {
            padding: 4px 0 4px 20px;
            position: relative;
            font-size: 0.9rem;
        }

        .tile-advantages li::before {
            content: '✓';
            position: absolute;
            left: 0;
            color: var(--primary-color);
            font-weight: bold;
        }

        .tile-applications h4 {
            color: var(--text-dark);
            font-size: 1rem;
            margin: 15px 0 8px;
        }

        .tile-applications p {
            font-size: 0.9rem;
            color: var(--text-light);
            margin-bottom: 15px;
        }

        .tile-price {
            font-size: 1.3rem;
            font-weight: 800;
            color: var(--primary-color);
            text-align: center;
            padding: 15px;
            background: var(--bg-light);
        }

        .sizes-table {
            background: var(--white);
            padding: 30px;
            box-shadow: var(--shadow);
            margin-bottom: 30px;
        }

        .sizes-table h3 {
            color: var(--text-dark);
            margin-bottom: 20px;
        }

        .custom-size {
            background: var(--bg-light);
            font-style: italic;
            text-align: center;
        }

        .technical-properties {
            background: var(--white);
            padding: 30px;
            box-shadow: var(--shadow);
            height: 100%;
        }

        .technical-properties h3 {
            color: var(--text-dark);
            margin-bottom: 20px;
        }

        .property-list {
            margin-bottom: 25px;
        }

        .property-item {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 8px 0;
            border-bottom: 1px solid #f0f0f0;
        }

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

        .property-name {
            font-weight: 500;
            color: var(--text-dark);
        }

        .property-value {
            font-weight: 700;
            color: var(--primary-color);
        }

        .gost-info h4 {
            color: var(--text-dark);
            margin-bottom: 10px;
            font-size: 1rem;
        }

        .gost-info ul {
            list-style: none;
            padding: 0;
        }

        .gost-info li {
            background: var(--primary-color);
            color: var(--white);
            padding: 6px 12px;
            margin-bottom: 5px;
            font-size: 0.9rem;
            font-weight: 600;
            text-align: center;
        }

        .application-category h3 {
            color: var(--text-dark);
            margin-bottom: 25px;
            font-size: 1.8rem;
        }

        .application-item {
            display: flex;
            margin-bottom: 30px;
            background: var(--white);
            box-shadow: var(--shadow);
            overflow: hidden;
            transition: var(--transition);
        }

        .application-item:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-hover);
        }

        .application-item img {
            width: 150px;
            height: 120px;
            object-fit: cover;
            flex-shrink: 0;
        }

        .application-content {
            padding: 20px;
            flex: 1;
        }

        .application-content h4 {
            color: var(--text-dark);
            margin-bottom: 10px;
            font-size: 1.1rem;
        }

        .application-content p {
            color: var(--text-light);
            margin-bottom: 10px;
            font-size: 0.9rem;
            line-height: 1.5;
        }

        .application-specs {
            display: flex;
            gap: 10px;
        }

        .application-specs span {
            background: var(--bg-light);
            color: var(--text-dark);
            padding: 4px 8px;
            font-size: 0.8rem;
            font-weight: 600;
        }

        .advantage-card {
            background: var(--white);
            padding: 30px;
            text-align: center;
            box-shadow: var(--shadow);
            transition: var(--transition);
            height: 100%;
        }

        .advantage-card:hover {
            transform: translateY(-10px);
            box-shadow: var(--shadow-hover);
        }

        .advantage-icon {
            width: 80px;
            height: 80px;
            background: var(--primary-color);
            color: var(--white);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 20px;
            transition: var(--transition);
        }

        .advantage-card:hover .advantage-icon {
            transform: scale(1.1);
        }

        .advantage-card h3 {
            color: var(--text-dark);
            margin-bottom: 15px;
            font-size: 1.3rem;
        }

        .advantage-card p {
            color: var(--text-light);
            line-height: 1.6;
        }

        .calculator-form {
            background: var(--white);
            padding: 40px;
            box-shadow: var(--shadow);
            margin-bottom: 40px;
        }

        .calculator-result {
            background: var(--bg-light);
            padding: 25px;
            margin-top: 20px;
            display: none;
            opacity: 0;
            transition: opacity 0.3s ease;
        }

        .result-row {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 10px 0;
            border-bottom: 1px solid #ddd;
        }

        .result-row:last-child {
            border-bottom: none;
        }

        .result-row.total {
            font-weight: 700;
            font-size: 1.2rem;
            color: var(--primary-color);
            border-top: 2px solid var(--primary-color);
            margin-top: 10px;
            padding-top: 15px;
        }

        .accordion-item {
            border: none;
            box-shadow: var(--shadow);
            margin-bottom: 15px;
        }

        .accordion-button {
            background: var(--white);
            color: var(--text-dark);
            font-weight: 600;
            padding: 20px;
        }

        .accordion-button:not(.collapsed) {
            background: var(--primary-color);
            color: var(--white);
        }

        .accordion-body {
            padding: 20px;
            background: var(--bg-light);
        }

        /* Responsive */
        @media (max-width: 991px) {
            .application-item {
                flex-direction: column;
            }
            
            .application-item img {
                width: 100%;
                height: 200px;
            }
            
            .calculator-form {
                padding: 25px;
            }
        }

        @media (max-width: 767px) {
            .hero-inner {
                padding: 60px 0;
            }
            
            .tile-type-content,
            .technical-properties {
                padding: 20px;
            }
            
            .advantage-card {
                padding: 25px 20px;
            }
            
            .application-content {
                padding: 15px;
            }
        }

        @media (max-width: 575px) {
            .hero-inner .hero-content h1 {
                font-size: 1.8rem;
            }
            
            .section-title {
                font-size: 1.7rem;
            }
            
            .tile-price {
                font-size: 1.1rem;
            }
            
            .calculator-form {
                padding: 20px;
            }
        }        
        
        
/* Исправление для dropdown меню */
.navbar-nav .dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    z-index: 1000;
    display: none;
    min-width: 160px;
    padding: 8px 0;
    margin: 0;
    background-color: var(--white);
    border: none;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

.navbar-nav .dropdown:hover .dropdown-menu,
.navbar-nav .dropdown-menu.show {
    display: block;
}

.navbar-nav .dropdown-item {
    display: block;
    width: 100%;
    padding: 10px 20px;
    clear: both;
    font-weight: 500;
    color: var(--text-dark);
    text-align: inherit;
    text-decoration: none;
    white-space: nowrap;
    background-color: transparent;
    border: 0;
    transition: var(--transition);
}

.navbar-nav .dropdown-item:hover,
.navbar-nav .dropdown-item:focus {
    background-color: var(--primary-color);
    color: var(--white);
}

.navbar-nav .dropdown-item.active {
    background-color: var(--primary-color);
    color: var(--white);
}       



/* Недостающие стили для страницы Москва */

/* Hero Landing */
.hero-landing {
    background: linear-gradient(135deg, var(--bg-light) 0%, var(--white) 100%);
    padding: 80px 0;
    position: relative;
    overflow: hidden;
}

.hero-badge {
    background: linear-gradient(45deg, #1e7e34, #0f766e);
    color: white;
    padding: 8px 20px;
    border-radius: 25px;
    font-weight: 600;
    font-size: 0.9rem;
    display: inline-block;
    margin-bottom: 20px;
    animation: pulse 2s infinite;
}

.hero-subtitle-large {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 20px;
}

.highlight {
    color: #dc3545;
    font-weight: 800;
}

.hero-benefits {
    margin: 40px 0;
}

.hero-cta-group {
    margin: 40px 0;
}

.cta-phone {
    font-size: 1.1rem;
    padding: 16px 32px;
    margin-bottom: 15px;
}

.social-proof {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
    margin-top: 40px;
}

.proof-item {
    font-size: 0.9rem;
    color: var(--text-light);
}

.proof-item strong {
    color: var(--primary-color);
    font-size: 1.1rem;
    display: block;
}

.hero-image-container {
    position: relative;
}

.hero-overlay-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    background: var(--primary-color);
    color: white;
    padding: 15px 20px;
    text-align: center;
}

.badge-title {
    display: block;
    font-weight: 700;
    font-size: 0.9rem;
}

.badge-subtitle {
    display: block;
    font-size: 0.8rem;
    opacity: 0.9;
}

/* Problems Section */
.problems-section {
    background: var(--white);
    padding: 80px 0;
}

.problem-card {
    background: var(--bg-light);
    padding: 30px;
    height: 100%;
    transition: var(--transition);
    border-left: 4px solid var(--primary-color);
}

.problem-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.problem-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
}

.problem-icon {
    font-size: 2rem;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.problem-icon-red { background: rgba(220, 53, 69, 0.1); }
.problem-icon-orange { background: rgba(253, 126, 20, 0.1); }
.problem-icon-yellow { background: rgba(255, 193, 7, 0.1); }
.problem-icon-blue { background: rgba(13, 110, 253, 0.1); }

.problem-text {
    margin-bottom: 15px;
    padding: 15px;
    background: rgba(220, 53, 69, 0.05);
    border-radius: 8px;
}

.solution-text {
    padding: 15px;
    background: rgba(40, 167, 69, 0.05);
    border-radius: 8px;
    border-left: 3px solid #28a745;
}

.cta-inline {
    background: var(--primary-color);
    color: white;
    padding: 40px;
    margin-top: 50px;
}

.cta-inline h3 {
    color: white;
    margin-bottom: 20px;
}

/* Why Choose Us */
.why-choose-moscow {
    background: var(--bg-light);
    padding: 80px 0;
}

.advantage-card-landing {
    background: var(--white);
    padding: 40px 30px;
    height: 100%;
    transition: var(--transition);
    position: relative;
}

.advantage-card-landing:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
}

.advantage-number {
    position: absolute;
    top: -15px;
    left: 30px;
    background: var(--primary-color);
    color: white;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.1rem;
}

.advantage-content {
    padding-top: 15px;
}

.advantage-proof {
    background: rgba(40, 167, 69, 0.1);
    padding: 10px 15px;
    border-radius: 5px;
    margin-top: 15px;
    font-size: 0.9rem;
}

/* Products Moscow */
.products-moscow {
    background: var(--white);
    padding: 80px 0;
}

.product-card-landing {
    background: var(--white);
    border: 2px solid #f0f0f0;
    transition: var(--transition);
    height: 100%;
    position: relative;
    overflow: hidden;
}

.product-card-landing:hover {
    border-color: var(--primary-color);
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.product-badge {
    position: absolute;
    top: 15px;
    left: 15px;
    background: var(--primary-color);
    color: white;
    padding: 5px 12px;
    font-size: 0.8rem;
    font-weight: 600;
    z-index: 2;
}

.product-card-landing:hover .product-image img {
    transform: scale(1.1);
}

.product-sizes {
    display: flex;
    gap: 10px;
    margin: 15px 0;
    flex-wrap: wrap;
}

.product-sizes span {
    background: var(--bg-light);
    padding: 4px 8px;
    font-size: 0.8rem;
    font-weight: 600;
}

.product-economy {
    background: rgba(40, 167, 69, 0.1);
    padding: 15px;
    margin: 20px 0;
    border-left: 3px solid #28a745;
}

.economy-label {
    font-size: 0.9rem;
    color: var(--text-light);
    margin-bottom: 5px;
}

.economy-value {
    font-size: 1.3rem;
    font-weight: 700;
    color: #1e7e34;
}

/* Delivery Moscow */
.delivery-moscow {
    background: var(--bg-light);
    padding: 80px 0;
}

.delivery-stats {
    display: flex;
    gap: 30px;
    margin-bottom: 30px;
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary-color);
    line-height: 1;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-light);
    font-weight: 600;
}

.districts-list {
    margin: 30px 0;
}

.district-group {
    margin-bottom: 20px;
}

.district-group h4 {
    color: var(--primary-color);
    font-size: 1rem;
    margin-bottom: 8px;
}

.delivery-guarantee {
    background: rgba(40, 167, 69, 0.1);
    padding: 20px;
    border-left: 4px solid #28a745;
    margin-top: 30px;
}

.delivery-visual {
    position: relative;
}

.delivery-map {
    margin-bottom: 30px;
}

.delivery-features {
    margin-top: 30px;
}

/* Reviews Moscow */
.reviews-moscow {
    background: var(--white);
    padding: 80px 0;
}

.review-card-landing {
    background: var(--bg-light);
    padding: 25px;
    height: 100%;
    transition: var(--transition);
    border-left: 4px solid var(--primary-color);
}

.review-card-landing:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.review-header {
    margin-bottom: 15px;
}

.reviewer-name {
    font-weight: 700;
    color: var(--text-dark);
}

.reviewer-location {
    color: var(--text-light);
    font-size: 0.9rem;
}

.review-date {
    color: var(--text-light);
    font-size: 0.8rem;
}

.review-rating {
    color: #946800;
    font-size: 1.2rem;
    margin: 10px 0;
}

.review-text {
    line-height: 1.6;
    margin-bottom: 15px;
    font-style: italic;
}

.review-order {
    font-size: 0.9rem;
    margin-bottom: 10px;
}

.review-economy {
    background: rgba(40, 167, 69, 0.2);
    padding: 8px 12px;
    font-weight: 600;
    color: #155724;
    border-radius: 4px;
}

.reviews-cta {
    background: var(--primary-color);
    color: white;
    padding: 40px;
    margin-top: 50px;
    text-align: center;
}

.reviews-cta h3 {
    color: white;
    margin-bottom: 20px;
}

/* FAQ Objections */
.faq-objections {
    background: var(--bg-light);
    padding: 80px 0;
}

.faq-list {
    margin-top: 40px;
}

.faq-item {
    background: var(--white);
    margin-bottom: 20px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    overflow: hidden;
}

.faq-item:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

.faq-question {
    padding: 25px;
    cursor: pointer;
    border-bottom: 1px solid #f0f0f0;
}

.faq-question:hover {
    background: rgba(139, 69, 19, 0.05);
}

.faq-answer {
    padding: 0 25px 25px;
    max-height: 0;
    opacity: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, opacity 0.3s ease;
}

/* Guarantees */
.guarantees-section {
    background: var(--white);
    padding: 80px 0;
}

.guarantee-card {
    background: var(--bg-light);
    padding: 30px 25px;
    text-align: center;
    height: 100%;
    transition: var(--transition);
    border-top: 4px solid var(--primary-color);
}

.guarantee-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
}

.guarantee-icon {
    font-size: 3rem;
    margin-bottom: 15px;
    color: var(--primary-color);
}

.guarantee-promise {
    background: rgba(13, 110, 253, 0.1);
    padding: 15px;
    margin-bottom: 15px;
    border-radius: 5px;
}

.guarantee-penalty {
    background: rgba(40, 167, 69, 0.1);
    padding: 15px;
    border-radius: 5px;
}

.guarantees-note {
    background: var(--primary-color);
    color: white;
    padding: 30px;
    margin-top: 40px;
    text-align: center;
}

/* Price Comparison */
.price-comparison {
    background: var(--bg-light);
    padding: 80px 0;
}

.comparison-table {
    background: var(--white);
    padding: 30px;
    box-shadow: var(--shadow);
    margin: 40px 0;
}

.highlight-col {
    background: rgba(40, 167, 69, 0.1) !important;
}

.our-price {
    color: #1e7e34;
}

.competitor-price {
    color: #dc3545;
    text-decoration: line-through;
}

.comparison-note {
    background: rgba(255, 193, 7, 0.1);
    padding: 20px;
    border-left: 4px solid #ffc107;
    margin-top: 20px;
}

/* Urgency Section */
.urgency-section {
    background: linear-gradient(135deg, #b71c2c, #8e1520);
    color: white;
    padding: 60px 0;
}

.urgency-badge {
    background: rgba(0, 0, 0, 0.2);
    color: white;
    padding: 8px 16px;
    font-weight: 600;
    margin-bottom: 15px;
    display: inline-block;
    border-radius: 20px;
}

.urgency-benefits {
    margin: 30px 0;
}

.benefit-check {
    color: #ffe9a8;
    font-weight: 700;
    margin-right: 10px;
}

.countdown-timer {
    margin: 30px 0;
}

.timer-label {
    font-size: 1.1rem;
    margin-bottom: 15px;
    opacity: 0.9;
}

.timer-display {
    display: flex;
    gap: 20px;
}

.timer-unit {
    background: rgba(255, 255, 255, 0.1);
    padding: 15px 20px;
    text-align: center;
    min-width: 80px;
    border-radius: 8px;
}

.timer-number {
    display: block;
    font-size: 2rem;
    font-weight: 800;
    line-height: 1;
}

.timer-text {
    font-size: 0.9rem;
    opacity: 0.8;
}

.urgency-cta {
    display: flex;
    align-items: center;
    justify-content: center;
}

.cta-card {
    background: white;
    color: var(--text-dark);
    padding: 30px;
    box-shadow: var(--shadow-hover);
    border-radius: 8px;
    width: 100%;
    max-width: 400px;
}

.cta-card h3 {
    color: var(--text-dark);
    margin-bottom: 15px;
}

.cta-card ul {
    list-style: none;
    padding: 0;
    margin: 15px 0;
}

.cta-card li {
    padding: 5px 0;
}

.cta-card li::before {
    content: '✅ ';
    margin-right: 5px;
}

/* Final CTA */
.final-cta {
    background: var(--primary-color);
    color: white;
    padding: 80px 0;
}

.final-cta-content {
    text-align: center;
}

.final-subtitle {
    font-size: 1.3rem;
    opacity: 0.9;
    margin-bottom: 40px;
}

.final-benefits {
    margin: 40px 0;
}

.final-benefit {
    display: flex;
    align-items: center;
    gap: 15px;
    text-align: left;
    margin-bottom: 15px;
}

.final-cta-buttons {
    margin: 50px 0;
}

.btn-xl {
    font-size: 1.3rem;
    padding: 20px 40px;
}

.cta-guarantee {
    margin-top: 20px;
    font-size: 1rem;
    opacity: 0.9;
}

.contact-options {
    display: flex;
    justify-content: center;
    gap: 50px;
    margin: 30px 0;
    flex-wrap: wrap;
}

.contact-options .contact-item {
    text-align: center;
}

.contact-options .contact-item strong {
    display: block;
    font-size: 1.1rem;
    margin-bottom: 5px;
    color: white;
}

.contact-options .contact-item span {
    font-size: 0.9rem;
    opacity: 0.8;
}

.final-trust {
    margin-top: 30px;
    color: #f6e6d8;
}

/* Trust Signals */
.trust-signals {
    background: var(--bg-light);
    padding: 40px 0;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 15px;
    background: var(--white);
    padding: 20px;
    height: 100%;
    transition: var(--transition);
    border-radius: 8px;
}

.trust-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow);
}

.trust-icon {
    font-size: 2rem;
    color: var(--primary-color);
    flex-shrink: 0;
}

.trust-content h4 {
    margin-bottom: 8px;
    font-size: 1rem;
}

.trust-content p {
    margin: 0;
    font-size: 0.9rem;
    color: var(--text-light);
}

/* Responsive Design */
@media (max-width: 991px) {
    .hero-landing {
        padding: 60px 0;
    }
    
    .hero-subtitle-large {
        font-size: 1.5rem;
    }
    
    .delivery-stats {
        gap: 20px;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .timer-display {
        gap: 10px;
    }
    
    .timer-unit {
        padding: 10px 15px;
        min-width: 60px;
    }
    
    .timer-number {
        font-size: 1.5rem;
    }
    
    .contact-options {
        gap: 30px;
    }
}

@media (max-width: 767px) {
    .hero-landing {
        padding: 40px 0;
    }
    
    .hero-subtitle-large {
        font-size: 1.3rem;
    }
    
    .social-proof {
        gap: 15px;
        flex-direction: column;
    }
    
    .delivery-stats {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
    
    .timer-display {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .contact-options {
        flex-direction: column;
        gap: 20px;
    }
    
    .trust-item {
        flex-direction: column;
        text-align: center;
    }
    
    .final-benefit {
        flex-direction: column;
        text-align: center;
        gap: 10px;
    }
    
    .problem-header {
        flex-direction: column;
        text-align: center;
        gap: 10px;
    }
    
    .advantage-number {
        position: static;
        margin: 0 auto 15px;
    }
    
    .advantage-content {
        padding-top: 0;
        text-align: center;
    }
    
    .urgency-cta {
        margin-top: 30px;
    }
    
    .btn-xl {
        font-size: 1.1rem;
        padding: 16px 32px;
    }
}

.cta-note, .cta-note a {
    color: var(--white) !important;
    font-size: 0.9rem;
    font-style: italic;
    text-align: center;
    margin-top: 10px;
}

/* читаемость 30.10.2026: на светлом фоне подпись под кнопкой была белой и не читалась */
.hero-cta-group .cta-note,
.cta-card .cta-note {
    color: var(--text-light) !important;
}

/* читаемость 30.10.2026: заголовок колонки «Ваша экономия» стоит на светло-зелёном фоне, а текст был белым */
th.highlight-col {
    color: var(--text-dark);
}

/* читаемость 30.10.2026: заголовок на коричневом фоне блока «Выберите проверенное решение» был тёмным */
.final-cta h2 {
    color: var(--white);
}

/* читаемость 30.10.2026: заголовок на красном фоне блока про климат (spb.html) был тёмным */
.urgency-section h2 {
    color: var(--white);
}





/* Современное мобильное меню с раскрытыми регионами */
@media (max-width: 991px) {
    /* Скрыть стрелку dropdown */
    .dropdown-toggle::after {
        display: none !important;
    }
    
    /* Убрать dropdown поведение, сделать обычной ссылкой */
    .nav-item.dropdown .nav-link {
        pointer-events: none !important;
        color: var(--primary-color) !important;
        font-weight: 700 !important;
        font-size: 0.9rem !important;
        text-transform: uppercase !important;
        letter-spacing: 1px !important;
        padding: 15px 20px 8px !important;
        border-bottom: none !important;
    }
    
    /* Всегда показывать dropdown как список */
    .dropdown-menu {
        display: block !important;
        position: static !important;
        float: none !important;
        width: auto !important;
        margin: 0 !important;
        padding: 0 !important;
        border: none !important;
        border-radius: 0 !important;
        box-shadow: none !important;
        background: transparent !important;
    }
    
    /* Стили для пунктов регионов */
    .dropdown-item {
        display: block !important;
        width: 100% !important;
        padding: 12px 30px !important;
        color: var(--text-dark) !important;
        text-decoration: none !important;
        background: rgba(139, 69, 19, 0.05) !important;
        border-bottom: 1px solid rgba(139, 69, 19, 0.1) !important;
        transition: all 0.3s ease !important;
        font-weight: 500 !important;
        position: relative !important;
    }
    
    /* Добавить иконку перед регионами */
    .dropdown-item::before {
        content: "📍" !important;
        margin-right: 8px !important;
        opacity: 0.7 !important;
    }
    
    /* Hover эффект */
    .dropdown-item:hover,
    .dropdown-item.active {
        background: var(--primary-color) !important;
        color: white !important;
        transform: translateX(5px) !important;
    }
    
    /* Активный пункт */
    .dropdown-item.active::after {
        content: "✓" !important;
        position: absolute !important;
        right: 15px !important;
        top: 50% !important;
        transform: translateY(-50%) !important;
    }
    
    /* Отступ для последнего пункта регионов */
    .nav-item.dropdown {
        margin-bottom: 10px !important;
    }
    
    /* Убрать отступ после последнего dropdown-item */
    .dropdown-item:last-child {
        border-bottom: none !important;
        margin-bottom: 0 !important;
    }
}

/* Дополнительные улучшения для всего мобильного меню */
@media (max-width: 991px) {
    .navbar-nav {
        padding: 15px 0 !important;
    }
    
    .navbar-nav .nav-link {
        padding: 12px 20px !important;
        border-bottom: 1px solid rgba(0,0,0,0.05) !important;
        font-weight: 600 !important;
        transition: all 0.3s ease !important;
    }
    
    .navbar-nav .nav-link:hover {
        background: rgba(139, 69, 19, 0.1) !important;
        transform: translateX(3px) !important;
    }
    
    /* CTA кнопка */
    .navbar-cta {
        padding: 20px !important;
        background: rgba(139, 69, 19, 0.05) !important;
        margin-top: 10px !important;
        border-radius: 10px !important;
    }
}