/* Modern Dagestani Stone Website - Professional Redesign */

:root {
    --color-primary: #8B7355;
    --color-primary-dark: #6B5840;
    --color-primary-light: #A0826D;
    --color-secondary: #D4AF37;
    --color-accent: #C9A961;
    --color-dark: #1a1a1a;
    --color-gray: #fafafa;
    --color-gray-light: #f8f9fa;
    --color-text: #2d3748;
    --color-text-light: #718096;
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
    --shadow-lg: 0 12px 32px rgba(0,0,0,0.12);
    --shadow-xl: 0 20px 50px rgba(0,0,0,0.15);
    --transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.2s ease;
    --border-radius: 16px;
    --border-radius-sm: 12px;
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

ul {
    list-style: none;
    padding-left: 0;
    margin-left: 0;
}

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: var(--color-text);
    background: #fff;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

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

/* ==================== FLOATING CALL BUTTON ==================== */

.floating-call {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 1000;
}

.floating-call-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--color-secondary), #B8940F);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 4px 20px rgba(212, 175, 55, 0.4);
    transition: var(--transition);
    animation: pulse 2s infinite;
}

.floating-call-icon:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 30px rgba(212, 175, 55, 0.6);
    animation: none;
}

.floating-call-popup {
    --popup-shift-x: 0;
    --popup-shift-y: 0;
    --popup-hidden-offset: 20px;
    position: absolute;
    bottom: 80px;
    right: 0;
    width: 320px;
    background: white;
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translate(var(--popup-shift-x), calc(var(--popup-shift-y) + var(--popup-hidden-offset)));
    transition: opacity 0.25s ease, transform 0.25s ease;
}

.floating-call-popup.active {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translate(var(--popup-shift-x), var(--popup-shift-y));
}

.popup-header {
    padding: 20px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: white;
    border-radius: 12px 12px 0 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.popup-header h3 {
    font-size: 18px;
    margin: 0;
    font-family: 'Playfair Display', serif;
}

.popup-close {
    background: none;
    border: none;
    color: white;
    font-size: 28px;
    cursor: pointer;
    line-height: 1;
    transition: var(--transition);
}

.has-dropdown.open > .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.popup-close:hover {
    transform: rotate(90deg);
}

.popup-content {
    padding: 20px;
}

.popup-content p {
    margin-bottom: 15px;
    color: var(--color-text-light);
    font-size: 14px;
}

.call-form input {
    width: 100%;
    padding: 12px;
    margin-bottom: 12px;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-size: 14px;
    transition: var(--transition);
}

.call-form input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(139, 115, 85, 0.1);
}

.direct-calls {
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid #eee;
}

.direct-calls p {
    font-size: 13px;
    color: var(--color-text-light);
    margin-bottom: 10px;
}

.phone-link {
    display: block;
    color: var(--color-primary);
    font-weight: 600;
    font-size: 16px;
    margin: 8px 0;
    transition: var(--transition);
}

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

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}



/* ==================== HEADER ==================== */

.header {
    background: white;
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-top {
    background: var(--color-dark);
    color: white;
    padding: 10px 0;
    font-size: 14px;
}

.header-top-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header-contacts {
    display: flex;
    gap: 25px;
}

.header-email,
.header-phone {
    color: white;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition);
}

/* На некоторых системах могут появляться служебные маркеры перед ссылками */
.header-contacts a::before {
    content: '';
    display: none;
}

.header-email:hover,
.header-phone:hover {
    color: var(--color-secondary);
}

.header-search {
    display: flex;
    align-items: center;
    gap: 15px;
}

.search-form {
    position: relative;
    display: flex;
}

.search-form input {
    padding: 8px 40px 8px 15px;
    border: 1px solid #444;
    background: #2a2a2a;
    color: white;
    border-radius: 20px;
    width: 200px;
    transition: var(--transition);
}

.search-form input:focus {
    outline: none;
    border-color: var(--color-secondary);
    background: #333;
    width: 250px;
}

.search-form button {
    position: absolute;
    right: 5px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: white;
    cursor: pointer;
    padding: 5px;
}

.cart-link {
    position: relative;
    color: white;
    transition: var(--transition);
}

.cart-link:hover {
    color: var(--color-secondary);
}

.cart-count {
    position: absolute;
    top: -8px;
    right: -8px;
    background: var(--color-secondary);
    color: var(--color-dark);
    width: 18px;
    height: 18px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    font-weight: bold;
}

.header-main {
    padding: 10px 0;
}

.header-main-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 15px;
}

.header-mobile-contacts {
    display: none;
    justify-content: center;
    gap: 18px;
    margin-top: 0;
    font-size: 14px;
    line-height: 1.3;
    text-align: center;
    flex-wrap: wrap;
}

.header-mobile-contacts a {
    color: var(--color-dark);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-weight: 600;
    white-space: nowrap;
}

.logo {
    display: flex;
    align-items: center;
    gap: 15px;
    color: var(--color-dark);
    transition: var(--transition-fast);
}

.logo:hover {
    transform: translateY(-2px);
}

.logo-image {
    height: 90px;
    width: auto;
    max-height: 90px;
    object-fit: contain;
    transition: var(--transition-fast);
}

.logo-image:hover {
    filter: brightness(1.1);
}

.logo-fallback {
    display: flex;
    align-items: center;
    gap: 15px;
}

.logo-icon {
    transition: var(--transition);
}

.logo:hover .logo-icon svg {
    transform: rotate(5deg) scale(1.05);
}

.logo-title {
    font-family: 'Playfair Display', serif;
    font-size: 22px;
    font-weight: 700;
    color: var(--color-dark);
    line-height: 1.2;
}

.logo-subtitle {
    font-size: 13px;
    color: var(--color-text-light);
    font-weight: 500;
}

.nav-list {
    display: flex;
    gap: 30px;
    list-style: none;
}

.nav {
    position: relative;
}

.nav.active {
    display: block;
}

.nav-item {
    position: relative;
}

.nav-item > a {
    color: var(--color-dark);
    font-weight: 500;
    padding: 8px 0;
    display: block;
    transition: var(--transition);
}

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

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: white;
    min-width: 250px;
    box-shadow: var(--shadow-lg);
    border-radius: 8px;
    padding: 10px 0;
    list-style: none;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: var(--transition);
}

.has-dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu li a {
    padding: 10px 20px;
    color: var(--color-text);
    display: block;
    transition: var(--transition);
}

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

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--color-dark);
    transition: var(--transition);
}

/* ==================== HERO SECTION ==================== */

.hero {
    position: relative;
    height: 700px;
    overflow: hidden;
    margin-top: -1px;
}

.hero-slider {
    height: 100%;
    position: relative;
    width: 100%;
}

.hero-slide {
    position: absolute;
    width: 100%;
    height: 100%;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.8s ease, visibility 0.8s ease;
    z-index: 1;
}

.hero-slide.active {
    opacity: 1;
    visibility: visible;
    z-index: 2;
}

.hero-image {
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    position: absolute;
    top: 0;
    left: 0;
}

.hero-image::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(0,0,0,0.75) 0%, rgba(0,0,0,0.4) 50%, rgba(0,0,0,0.2) 100%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 10;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    color: white;
    padding: 0 20px;
}

.hero-title {
    font-family: 'Playfair Display', serif;
    font-size: 64px;
    font-weight: 700;
    margin-bottom: 25px;
    max-width: 800px;
    line-height: 1.15;
    text-shadow: 0 4px 12px rgba(0,0,0,0.3);
    animation: fadeInUp 0.8s ease;
}

.hero-subtitle {
    font-size: 22px;
    margin-bottom: 45px;
    max-width: 650px;
    font-weight: 400;
    line-height: 1.6;
    text-shadow: 0 2px 8px rgba(0,0,0,0.3);
    animation: fadeInUp 0.8s ease 0.2s both;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-buttons {
    display: flex;
    gap: 25px;
    animation: fadeInUp 0.8s ease 0.4s both;
}

.hero-buttons .btn {
    flex: 1 1 0px;
    display: inline-flex;
    justify-content: center;
    align-items: center;
    text-align: center;
}

.btn {
    padding: 18px 40px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 16px;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    display: inline-block;
    text-decoration: none;
    position: relative;
    overflow: hidden;
}

@media (hover: hover) {
    .btn::before {
        content: '';
        position: absolute;
        inset: -20%;
        border-radius: inherit;
        background: rgba(255,255,255,0.28);
        transform: scale(0.6);
        opacity: 0;
        transition: transform 0.4s ease, opacity 0.4s ease;
        pointer-events: none;
    }

    .btn:hover::before {
        transform: scale(1);
        opacity: 1;
    }
}

@media (hover: none) {
    .btn::before {
        display: none;
    }

    .btn-primary:hover,
    .btn-primary:focus,
    .btn-primary:active {
        background: linear-gradient(135deg, var(--color-secondary), var(--color-accent));
        color: var(--color-dark);
        transform: none;
        box-shadow: 0 8px 20px rgba(212, 175, 55, 0.4);
    }
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-secondary), var(--color-accent));
    color: var(--color-dark);
    box-shadow: 0 8px 20px rgba(212, 175, 55, 0.4);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--color-accent), var(--color-secondary));
    transform: translateY(-3px);
    box-shadow: 0 12px 30px rgba(212, 175, 55, 0.5);
}

.btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid white;
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: white;
    color: var(--color-dark);
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(255,255,255,0.3);
}

.hero-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 10;
    background: rgba(255,255,255,0.3);
    border: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition);
}

.hero-arrow:hover {
    background: rgba(255,255,255,0.5);
}

.hero-prev {
    left: 30px;
}

.hero-next {
    right: 30px;
}

.hero-dots {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 10;
}

.hero-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255,255,255,0.5);
    cursor: pointer;
    transition: var(--transition);
}

.hero-dot.active {
    background: white;
    width: 30px;
    border-radius: 6px;
}

/* ==================== DAGHESTANI STONE INTRO ==================== */

.stone-intro {
    padding: var(--spacing-xl) 0;
    background: var(--color-gray-light);
}

.stone-intro-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 60px;
    align-items: center;
}

.stone-text h2 {
    font-family: 'Playfair Display', serif;
    font-size: 42px;
    margin-bottom: 25px;
}

.stone-text h3 {
    font-size: 24px;
    margin: 30px 0 15px;
    color: var(--color-primary-dark);
}

.stone-text p {
    margin-bottom: 18px;
    color: var(--color-text-light);
    line-height: 1.8;
}

.stone-text ol {
    padding-left: 20px;
    margin-bottom: 25px;
    color: var(--color-text);
}

.stone-text a {
    color: var(--color-primary);
    text-decoration: underline;
}

.stone-image img {
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
}

/* ==================== CATALOG SHOWCASE ==================== */

.catalog-showcase {
    padding: var(--spacing-xl) 0;
}

.section-heading {
    text-align: center;
    margin-bottom: 50px;
}

.section-heading h2 {
    font-family: 'Playfair Display', serif;
    font-size: 46px;
}

.section-heading p {
    color: var(--color-text-light);
    font-size: 18px;
}

.showcase-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 25px;
}

.showcase-card {
    background: white;
    border-radius: var(--border-radius-sm);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid rgba(139, 115, 85, 0.08);
    display: flex;
    flex-direction: column;
}

.showcase-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.showcase-image {
    height: 220px;
    overflow: hidden;
}

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

.showcase-card:hover .showcase-image img {
    transform: scale(1.08);
}

.showcase-body {
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.showcase-body h3 {
    font-size: 20px;
    font-family: 'Playfair Display', serif;
}

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

/* ==================== FEATURES SECTION ==================== */

.features {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(180deg, #ffffff 0%, var(--color-gray-light) 100%);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 40px;
}

.feature-card {
    background: white;
    padding: 50px 35px;
    border-radius: var(--border-radius);
    text-align: center;
    transition: var(--transition);
    border: 1px solid rgba(139, 115, 85, 0.08);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-secondary), var(--color-accent));
    transform: scaleX(0);
    transition: var(--transition);
}

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: rgba(139, 115, 85, 0.15);
}

.feature-icon {
    margin-bottom: 25px;
    display: inline-block;
    padding: 20px;
    background: linear-gradient(135deg, rgba(212, 175, 55, 0.1), rgba(201, 169, 97, 0.1));
    border-radius: 50%;
    transition: var(--transition);
}

.feature-card:hover .feature-icon {
    transform: scale(1.1) rotate(5deg);
    background: linear-gradient(135deg, rgba(212, 175, 55, 0.2), rgba(201, 169, 97, 0.2));
}

@media (max-width: 768px) {
    .feature-card.mobile-hover::before {
        transform: scaleX(1);
    }

    .feature-card.mobile-hover {
        transform: translateY(-8px);
        box-shadow: var(--shadow-xl);
        border-color: rgba(139, 115, 85, 0.15);
    }

    .feature-card.mobile-hover .feature-icon {
        transform: scale(1.1) rotate(5deg);
        background: linear-gradient(135deg, rgba(212, 175, 55, 0.2), rgba(201, 169, 97, 0.2));
    }
}

.feature-card h3 {
    font-family: 'Playfair Display', serif;
    font-size: 24px;
    margin-bottom: 18px;
    color: var(--color-dark);
    font-weight: 600;
}

.feature-card p {
    color: var(--color-text-light);
    line-height: 1.8;
    font-size: 15px;
}

/* ==================== SECTIONS ==================== */

.section-title {
    font-family: 'Playfair Display', serif;
    font-size: 48px;
    text-align: center;
    margin-bottom: 20px;
    color: var(--color-dark);
    font-weight: 700;
    position: relative;
    display: inline-block;
    left: 50%;
    transform: translateX(-50%);
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--color-secondary), var(--color-accent));
    border-radius: 2px;
}

.section-subtitle {
    text-align: center;
    font-size: 19px;
    color: var(--color-text-light);
    margin-bottom: 60px;
    font-weight: 400;
    line-height: 1.6;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/* ==================== ABOUT SECTION ==================== */

.about-home {
    padding: var(--spacing-xl) 0;
    background: white;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-text p {
    margin-bottom: 24px;
    color: var(--color-text);
    line-height: 1.9;
    font-size: 16px;
}

.about-list {
    list-style: none;
    margin: 35px 0;
    background: var(--color-gray-light);
    padding: 30px;
    border-radius: var(--border-radius-sm);
}

.about-list li {
    padding: 12px 0 12px 35px;
    position: relative;
    color: var(--color-text);
    font-size: 15px;
    line-height: 1.6;
}

.about-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-secondary);
    font-weight: bold;
    font-size: 20px;
    width: 28px;
    height: 28px;
    background: rgba(212, 175, 55, 0.15);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.about-image-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 25px;
}

.about-image-grid img {
    width: 100%;
    height: 280px;
    object-fit: cover;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.about-image-grid img:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-lg);
}

/* ==================== CATALOG SECTION ==================== */

.catalog-preview {
    padding: var(--spacing-xl) 0;
    background: var(--color-gray-light);
}

.catalog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
    gap: 40px;
    margin-bottom: 50px;
}

.catalog-card {
    background: white;
    border-radius: var(--border-radius);
    overflow: hidden;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(139, 115, 85, 0.06);
}

.catalog-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
    border-color: rgba(139, 115, 85, 0.12);
}

.catalog-image {
    position: relative;
    overflow: hidden;
    height: 280px;
    background: var(--color-gray);
}

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

.catalog-card:hover .catalog-image img {
    transform: scale(1.15);
}

.catalog-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(139, 115, 85, 0.9), rgba(107, 88, 64, 0.9));
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

.catalog-card:hover .catalog-overlay {
    opacity: 1;
}

.btn-small {
    padding: 12px 30px;
    background: var(--color-secondary);
    color: var(--color-dark);
    border-radius: 30px;
    font-weight: 600;
    font-size: 15px;
    transition: var(--transition-fast);
    box-shadow: 0 4px 15px rgba(212, 175, 55, 0.3);
}

.btn-small:hover {
    background: var(--color-accent);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(212, 175, 55, 0.4);
}

.catalog-info {
    padding: 30px;
}

.catalog-info h3 {
    font-family: 'Playfair Display', serif;
    font-size: 22px;
    margin-bottom: 12px;
    color: var(--color-dark);
    font-weight: 600;
    line-height: 1.3;
}

.catalog-price {
    color: var(--color-secondary);
    font-size: 26px;
    font-weight: 700;
}

.catalog-footer {
    text-align: center;
    margin-top: 20px;
}

/* ==================== SERVICES SECTION ==================== */

.services {
    padding: 80px 0;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.service-card {
    background: white;
    padding: 40px 30px;
    border-radius: 12px;
    border: 2px solid var(--color-gray);
    transition: var(--transition);
    position: relative;
}

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

.service-number {
    position: absolute;
    top: 20px;
    right: 20px;
    font-size: 60px;
    font-weight: 700;
    color: rgba(139, 115, 85, 0.1);
    font-family: 'Playfair Display', serif;
}

.service-icon {
    margin-bottom: 20px;
    color: var(--color-primary);
}

.service-card h3 {
    font-family: 'Playfair Display', serif;
    font-size: 22px;
    margin-bottom: 15px;
    color: var(--color-dark);
}

.service-card p {
    color: var(--color-text-light);
    line-height: 1.6;
    margin-bottom: 20px;
}

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

.service-link:hover {
    color: var(--color-secondary);
}

/* ==================== PORTFOLIO SECTION ==================== */

.portfolio {
    padding: 80px 0;
    background: var(--color-gray);
}

.portfolio-filter {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 50px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 10px 25px;
    background: white;
    border: 2px solid var(--color-gray);
    border-radius: 25px;
    cursor: pointer;
    font-weight: 600;
    transition: var(--transition);
    color: var(--color-text);
}

.filter-btn.active,
.filter-btn:hover {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: white;
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.portfolio-item {
    position: relative;
    overflow: hidden;
    border-radius: 12px;
    height: 300px;
    cursor: pointer;
}

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

.portfolio-item:hover img {
    transform: scale(1.1);
}

.portfolio-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.9), transparent);
    color: white;
    padding: 30px;
    transform: translateY(100%);
    transition: var(--transition);
}

.portfolio-item:hover .portfolio-overlay {
    transform: translateY(0);
}

.portfolio-overlay h3 {
    font-family: 'Playfair Display', serif;
    font-size: 20px;
    margin-bottom: 5px;
}

.portfolio-overlay p {
    font-size: 14px;
    opacity: 0.8;
}

.portfolio-footer {
    text-align: center;
}

/* ==================== BENEFITS SECTION ==================== */

.benefits {
    padding: 60px 0;
    background: var(--color-primary);
    color: white;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    text-align: center;
}

.benefit-number {
    font-family: 'Playfair Display', serif;
    font-size: 48px;
    font-weight: 700;
    color: var(--color-secondary);
    margin-bottom: 10px;
}

.benefit-item p {
    font-size: 16px;
    font-weight: 500;
}

/* ==================== CONTACT FORM SECTION ==================== */

.contact-form-section {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: white;
}

.contact-form-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.contact-form-text h2 {
    font-family: 'Playfair Display', serif;
    font-size: 36px;
    margin-bottom: 20px;
}

.contact-form-text p {
    font-size: 18px;
    margin-bottom: 30px;
    opacity: 0.9;
}

.contact-advantages {
    list-style: none;
}

.contact-advantages li {
    padding: 10px 0 10px 30px;
    position: relative;
    font-size: 16px;
}

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

.contact-form-wrapper {
    background: white;
    padding: 40px;
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
}

.main-contact-form h3 {
    font-family: 'Playfair Display', serif;
    font-size: 28px;
    margin-bottom: 25px;
    color: var(--color-dark);
}

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 15px;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-size: 15px;
    font-family: inherit;
    transition: var(--transition);
}

.form-group textarea {
    min-height: 100px;
    resize: vertical;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(139, 115, 85, 0.1);
}

.btn-block {
    width: 100%;
    background: var(--color-primary);
    color: white;
}

.btn-block:hover {
    background: var(--color-primary-dark);
}

.form-privacy {
    margin-top: 15px;
    font-size: 12px;
    color: var(--color-text-light);
    text-align: center;
}

/* ==================== REVIEWS SECTION ==================== */

.reviews {
    padding: 80px 0;
}

.reviews-slider {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.review-card {
    background: white;
    padding: 35px;
    border-radius: 12px;
    border: 2px solid var(--color-gray);
    transition: var(--transition);
}

.review-card:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-lg);
}

.review-rating {
    color: var(--color-secondary);
    font-size: 20px;
    margin-bottom: 15px;
}

.review-text {
    color: var(--color-text);
    line-height: 1.6;
    margin-bottom: 20px;
    font-style: italic;
}

.review-author {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.review-author strong {
    color: var(--color-dark);
    font-size: 16px;
}

.review-author span {
    color: var(--color-text-light);
    font-size: 14px;
}

/* ==================== FOOTER ==================== */

.footer {
    background: var(--color-dark);
    color: white;
    padding: 60px 0 20px;
}

.footer-main {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-column h4 {
    font-family: 'Playfair Display', serif;
    font-size: 20px;
    margin-bottom: 20px;
    color: var(--color-secondary);
}

.footer-column p {
    color: #ccc;
    line-height: 1.6;
    margin-bottom: 20px;
}

.footer-contacts {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-contacts a {
    color: white;
    transition: var(--transition);
}

.footer-contacts a:hover {
    color: var(--color-secondary);
}

.footer-column ul {
    list-style: none;
}

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

.footer-column ul li a {
    color: #ccc;
    transition: var(--transition);
}

.footer-column ul li a:hover {
    color: var(--color-secondary);
}

.footer-bottom {
    padding-top: 30px;
    border-top: 1px solid #333;
    text-align: center;
    color: #999;
}

/* ==================== RESPONSIVE ==================== */

@media (max-width: 1024px) {
    .hero-title {
        font-size: 42px;
    }
    
    .about-content,
    .contact-form-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .btn {
        width: auto;
        min-width: 0;
        max-width: calc(100% - 40px);
        padding: 14px 28px;
        min-height: 52px;
        border-radius: 999px;
        text-align: center;
        display: inline-flex;
        justify-content: center;
        align-items: center;
        margin-left: auto;
        margin-right: auto;
        white-space: nowrap;
    }

    .btn + .btn {
        margin-top: 12px;
    }

    .btn-small {
        width: auto;
        min-width: 0;
        max-width: calc(100% - 40px);
        padding: 12px 24px;
        min-height: 48px;
        white-space: nowrap;
    }

    .nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: white;
        padding: 20px;
        box-shadow: var(--shadow-lg);
        max-height: calc(100vh - 80px);
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
    }

    .nav.active {
        display: block;
    }

    .mobile-menu-toggle {
        display: flex;
    }

    .nav-list {
        flex-direction: column;
        gap: 15px;
    }

    .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        max-height: 0;
        overflow: hidden;
        padding: 0;
        transition: max-height 0.3s ease;
    }

    .has-dropdown.open > .dropdown-menu {
        max-height: 800px;
        padding: 10px 0 5px;
    }

    .header-contacts {
        flex-direction: column;
        gap: 10px;
        align-items: flex-start;
    }

    .header-top .header-contacts {
        display: none;
    }

    .header-top-content {
        flex-direction: column;
        gap: 12px;
        align-items: flex-start;
    }

    .header-search {
        margin-left: auto;
        align-self: flex-end;
        justify-content: flex-end;
    }

    .header-main-content {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 12px;
        width: 100%;
    }

    .logo {
        order: 1;
        flex: 0 0 auto;
    }

    .mobile-menu-toggle {
        order: 3;
        flex: 0 0 auto;
    }

    .header-mobile-contacts {
        display: flex;
        flex-direction: row;
        align-items: center;
        justify-content: center;
        gap: 12px;
        flex: 1;
        order: 2;
    }

    .hero-title {
        font-size: 32px;
    }

    .hero-subtitle {
        font-size: 16px;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
        gap: 15px;
    }

    .hero-buttons .btn {
        width: auto;
        min-width: 0;
        max-width: none;
        margin-left: 0;
        margin-right: 0;
        white-space: nowrap;
    }
    
    .section-title {
        font-size: 32px;
    }
    
    .catalog-grid,
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
    
    .floating-call-popup {
        position: fixed;
        right: auto;
        left: 50%;
        width: min(360px, calc(100vw - 32px));
        max-width: calc(100vw - 32px);
        bottom: 110px;
        margin: 0;
        --popup-shift-x: -50%;
        --popup-shift-y: 0;
    }

    .floating-call-popup.active {
        transform: translate(var(--popup-shift-x), var(--popup-shift-y));
    }

    .stone-intro-grid {
        gap: 30px;
    }

    .section-heading h2 {
        font-size: 34px;
    }

    .hero-arrow {
        display: none;
    }
}