:root {
    --primary: #1a56db;
    --primary-dark: #1042a8;
    --primary-light: #3b82f6;
    --accent: #f97316;
    --accent-dark: #ea580c;
    --accent-light: #fb923c;
    --dark: #0f172a;
    --dark-2: #1e293b;
    --dark-3: #334155;
    --gray: #64748b;
    --gray-light: #94a3b8;
    --gray-lighter: #cbd5e1;
    --light: #f1f5f9;
    --light-2: #e2e8f0;
    --white: #ffffff;
    --success: #22c55e;
    --danger: #ef4444;
    --warning: #eab308;
    --radius: 12px;
    --radius-lg: 20px;
    --radius-sm: 8px;
    --shadow: 0 4px 6px -1px rgba(0,0,0,.1), 0 2px 4px -2px rgba(0,0,0,.1);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,.1), 0 4px 6px -4px rgba(0,0,0,.1);
    --shadow-xl: 0 20px 25px -5px rgba(0,0,0,.1), 0 8px 10px -6px rgba(0,0,0,.1);
    --transition: all .3s cubic-bezier(.4,0,.2,1);
    --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
    font-family: var(--font);
    font-size: 16px;
    line-height: 1.6;
    color: var(--dark);
    background: var(--white);
    overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; transition: var(--transition); }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, textarea, select { font-family: inherit; font-size: inherit; }

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 20px;
}

/* PRELOADER */
.preloader {
    position: fixed;
    inset: 0;
    background: var(--dark);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 24px;
    transition: opacity .6s, visibility .6s;
}
.preloader.hidden { opacity: 0; visibility: hidden; }
.preloader-flame {
    width: 60px;
    height: 60px;
    background: var(--accent);
    border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%;
    animation: flamePulse 1s ease-in-out infinite;
}
.preloader-text {
    font-size: 28px;
    font-weight: 800;
    color: var(--white);
    letter-spacing: 2px;
}
@keyframes flamePulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.2); opacity: .7; }
}

/* HEADER */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255,255,255,.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid transparent;
    transition: var(--transition);
}
.header.scrolled {
    border-bottom-color: var(--light-2);
    box-shadow: var(--shadow);
}
.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
    gap: 32px;
}
.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 800;
    font-size: 22px;
    color: var(--dark);
    flex-shrink: 0;
}
.logo-icon {
    font-size: 28px;
    animation: flameFloat 3s ease-in-out infinite;
}
@keyframes flameFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-4px); }
}
.logo-text {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.logo-img {
    height: 48px;
    width: auto;
    object-fit: contain;
}
.logo-img-footer {
    height: 42px;
}
.nav {
    display: flex;
    align-items: center;
    gap: 8px;
}
.nav-link {
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    font-weight: 500;
    font-size: 15px;
    color: var(--dark-3);
    position: relative;
}
.nav-link:hover, .nav-link.active {
    color: var(--primary);
    background: rgba(26,86,219,.06);
}
.nav-link::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: var(--transition);
    transform: translateX(-50%);
}
.nav-link:hover::after, .nav-link.active::after { width: 60%; }

.header-actions {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
}
.search-toggle {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    color: var(--dark-3);
    transition: var(--transition);
}
.search-toggle:hover {
    background: var(--light);
    color: var(--primary);
}
.header-phone {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    border-radius: var(--radius);
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: var(--white);
    font-weight: 600;
    font-size: 14px;
    transition: var(--transition);
}
.header-phone:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(26,86,219,.4);
}
.header-phone svg { flex-shrink: 0; }

.burger {
    display: none;
    flex-direction: column;
    gap: 5px;
    width: 28px;
    padding: 4px 0;
}
.burger span {
    display: block;
    height: 2px;
    background: var(--dark);
    border-radius: 2px;
    transition: var(--transition);
}
.burger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.burger.active span:nth-child(2) { opacity: 0; }
.burger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* SEARCH OVERLAY */
.search-overlay {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--white);
    padding: 20px 0;
    border-bottom: 1px solid var(--light-2);
    box-shadow: var(--shadow-lg);
    transform: translateY(-10px);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}
.search-overlay.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
}
.search-form {
    display: flex;
    gap: 12px;
    align-items: center;
}
.search-input {
    flex: 1;
    padding: 14px 20px;
    border: 2px solid var(--light-2);
    border-radius: var(--radius);
    font-size: 16px;
    outline: none;
    transition: var(--transition);
}
.search-input:focus { border-color: var(--primary); }
.search-btn {
    padding: 14px 28px;
    background: var(--primary);
    color: var(--white);
    border-radius: var(--radius);
    font-weight: 600;
    transition: var(--transition);
}
.search-btn:hover { background: var(--primary-dark); }
.search-close {
    font-size: 28px;
    color: var(--gray);
    padding: 8px;
    transition: var(--transition);
}
.search-close:hover { color: var(--danger); }

/* MOBILE MENU */
.mobile-menu {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--white);
    z-index: 999;
    padding: 24px 20px;
    overflow-y: auto;
    transform: translateX(-100%);
    transition: transform .4s cubic-bezier(.4,0,.2,1);
}
.mobile-menu.active { transform: translateX(0); }
.mobile-nav { display: flex; flex-direction: column; gap: 4px; margin-bottom: 24px; }
.mobile-nav a {
    padding: 14px 16px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 18px;
}
.mobile-nav a:hover { background: var(--light); color: var(--primary); }
.mobile-categories h3 {
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--gray);
    margin-bottom: 12px;
}
.mobile-categories a {
    display: block;
    padding: 10px 16px;
    border-radius: var(--radius-sm);
    font-size: 15px;
}
.mobile-categories a:hover { background: var(--light); }

/* MAIN */
.main { padding-top: 72px; min-height: 100vh; }

/* HERO */
.hero {
    position: relative;
    min-height: 600px;
    display: flex;
    align-items: center;
    overflow: hidden;
    background: linear-gradient(135deg, var(--dark) 0%, var(--dark-2) 100%);
}
.hero-bg {
    position: absolute;
    inset: 0;
    opacity: .15;
}
.hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.hero-particles {
    position: absolute;
    inset: 0;
    overflow: hidden;
}
.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--accent);
    border-radius: 50%;
    animation: particleFloat 6s ease-in-out infinite;
}
.particle:nth-child(1) { left: 10%; top: 20%; animation-delay: 0s; }
.particle:nth-child(2) { left: 20%; top: 60%; animation-delay: 1s; }
.particle:nth-child(3) { left: 40%; top: 30%; animation-delay: 2s; }
.particle:nth-child(4) { left: 60%; top: 70%; animation-delay: 3s; }
.particle:nth-child(5) { left: 80%; top: 40%; animation-delay: 4s; }
.particle:nth-child(6) { left: 90%; top: 80%; animation-delay: 5s; }
.particle:nth-child(7) { left: 30%; top: 90%; animation-delay: 1.5s; }
.particle:nth-child(8) { left: 70%; top: 10%; animation-delay: 2.5s; }
@keyframes particleFloat {
    0%, 100% { transform: translateY(0) scale(1); opacity: .6; }
    50% { transform: translateY(-30px) scale(1.5); opacity: 1; }
}
.hero-content {
    position: relative;
    z-index: 2;
    max-width: 700px;
    padding: 60px 0;
}
.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(249,115,22,.15);
    border: 1px solid rgba(249,115,22,.3);
    border-radius: 100px;
    color: var(--accent-light);
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 24px;
    animation: fadeInUp .8s ease-out;
}
.hero-title {
    font-size: clamp(36px, 5vw, 56px);
    font-weight: 900;
    color: var(--white);
    line-height: 1.1;
    margin-bottom: 20px;
    animation: fadeInUp .8s ease-out .2s both;
}
.hero-title span {
    background: linear-gradient(135deg, var(--accent), var(--accent-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.hero-subtitle {
    font-size: 18px;
    color: var(--gray-light);
    margin-bottom: 36px;
    line-height: 1.7;
    animation: fadeInUp .8s ease-out .4s both;
}
.hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    animation: fadeInUp .8s ease-out .6s both;
}
.hero-stats {
    display: flex;
    gap: 40px;
    margin-top: 48px;
    animation: fadeInUp .8s ease-out .8s both;
}
.hero-stat-num {
    font-size: 36px;
    font-weight: 800;
    color: var(--white);
}
.hero-stat-label {
    font-size: 14px;
    color: var(--gray-light);
}

/* BUTTONS */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: var(--radius);
    font-weight: 600;
    font-size: 15px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}
.btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255,255,255,.2), transparent);
    opacity: 0;
    transition: var(--transition);
}
.btn:hover::before { opacity: 1; }
.btn-primary {
    background: linear-gradient(135deg, var(--accent), var(--accent-dark));
    color: var(--white);
    box-shadow: 0 4px 12px rgba(249,115,22,.3);
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(249,115,22,.4);
}
.btn-outline {
    border: 2px solid rgba(255,255,255,.3);
    color: var(--white);
}
.btn-outline:hover {
    border-color: var(--white);
    background: rgba(255,255,255,.1);
    transform: translateY(-2px);
}
.btn-secondary {
    background: var(--primary);
    color: var(--white);
    box-shadow: 0 4px 12px rgba(26,86,219,.3);
}
.btn-secondary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(26,86,219,.4);
}
.btn-sm { padding: 10px 20px; font-size: 14px; }
.btn-lg { padding: 18px 36px; font-size: 17px; }

/* ANIMATIONS */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeInDown {
    from { opacity: 0; transform: translateY(-30px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeInLeft {
    from { opacity: 0; transform: translateX(-30px); }
    to { opacity: 1; transform: translateX(0); }
}
@keyframes fadeInRight {
    from { opacity: 0; transform: translateX(30px); }
    to { opacity: 1; transform: translateX(0); }
}
@keyframes scaleIn {
    from { opacity: 0; transform: scale(.9); }
    to { opacity: 1; transform: scale(1); }
}
.animate-on-scroll {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity .8s ease-out, transform .8s ease-out;
}
.animate-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

/* SECTIONS */
.section {
    padding: 80px 0;
}
.section-dark { background: var(--dark); color: var(--white); }
.section-light { background: var(--light); }
.section-header {
    text-align: center;
    margin-bottom: 48px;
}
.section-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    background: rgba(26,86,219,.08);
    border-radius: 100px;
    color: var(--primary);
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 16px;
}
.section-dark .section-badge {
    background: rgba(249,115,22,.15);
    color: var(--accent-light);
}
.section-title {
    font-size: clamp(28px, 4vw, 42px);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 16px;
}
.section-subtitle {
    font-size: 17px;
    color: var(--gray);
    max-width: 600px;
    margin: 0 auto;
}
.section-dark .section-subtitle { color: var(--gray-light); }

/* CATEGORIES GRID */
.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 24px;
}
.category-card {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: var(--white);
    box-shadow: var(--shadow);
    transition: var(--transition);
    cursor: pointer;
}
.category-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}
.category-card-img {
    height: 200px;
    overflow: hidden;
    position: relative;
}
.category-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .6s cubic-bezier(.4,0,.2,1);
}
.category-card:hover .category-card-img img { transform: scale(1.1); }
.category-card-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(15,23,42,.8) 0%, transparent 60%);
}
.category-card-body { padding: 20px; }
.category-card-icon {
    font-size: 32px;
    margin-bottom: 8px;
}
.category-card-title {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 6px;
}
.category-card-count {
    font-size: 14px;
    color: var(--gray);
}
.category-card-arrow {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 36px;
    height: 36px;
    background: rgba(255,255,255,.9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transform: translateX(-10px);
    transition: var(--transition);
}
.category-card:hover .category-card-arrow {
    opacity: 1;
    transform: translateX(0);
}

/* PRODUCT CARDS */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 24px;
}
.product-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    position: relative;
}
.product-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl);
}
.product-card-img {
    height: 220px;
    overflow: hidden;
    position: relative;
    background: var(--light);
    display: flex;
    align-items: center;
    justify-content: center;
}
.product-card-img img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: 16px;
    transition: transform .5s cubic-bezier(.4,0,.2,1);
}
.product-card:hover .product-card-img img { transform: scale(1.08); }
.product-card-body { padding: 20px; }
.product-card-name {
    font-size: 15px;
    font-weight: 600;
    line-height: 1.4;
    margin-bottom: 12px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    min-height: 42px;
}
.product-card-price {
    font-size: 22px;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 16px;
}
.product-card-actions {
    display: flex;
    gap: 8px;
}
.product-card-actions .btn { flex: 1; }

/* FEATURES */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 32px;
}
.feature-card {
    text-align: center;
    padding: 32px 24px;
    border-radius: var(--radius-lg);
    background: rgba(255,255,255,.05);
    border: 1px solid rgba(255,255,255,.1);
    transition: var(--transition);
}
.feature-card:hover {
    background: rgba(255,255,255,.1);
    transform: translateY(-4px);
}
.feature-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, var(--accent), var(--accent-dark));
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
}
.feature-title {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--white);
}
.feature-text {
    font-size: 14px;
    color: var(--gray-light);
    line-height: 1.6;
}

/* ABOUT IMAGES */
.about-images {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 48px;
}
.about-img-card {
    border-radius: var(--radius-lg);
    overflow: hidden;
    position: relative;
    height: 250px;
    transition: var(--transition);
}
.about-img-card:hover { transform: scale(1.03); }
.about-img-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.about-img-label {
    position: absolute;
    bottom: 16px;
    left: 16px;
    background: rgba(15,23,42,.8);
    backdrop-filter: blur(10px);
    color: var(--white);
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 14px;
}

/* CTA SECTION */
.cta-section {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-radius: var(--radius-lg);
    padding: 60px 40px;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.cta-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 400px;
    height: 400px;
    background: rgba(255,255,255,.05);
    border-radius: 50%;
}
.cta-section::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 300px;
    height: 300px;
    background: rgba(255,255,255,.03);
    border-radius: 50%;
}
.cta-title {
    font-size: clamp(24px, 3vw, 36px);
    font-weight: 800;
    color: var(--white);
    margin-bottom: 16px;
    position: relative;
    z-index: 1;
}
.cta-text {
    color: rgba(255,255,255,.8);
    font-size: 17px;
    margin-bottom: 32px;
    position: relative;
    z-index: 1;
}
.cta-section .btn { position: relative; z-index: 1; }

/* BREADCRUMBS */
.breadcrumbs {
    padding: 20px 0;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: var(--gray);
    flex-wrap: wrap;
}
.breadcrumbs a { color: var(--gray); }
.breadcrumbs a:hover { color: var(--primary); }
.breadcrumbs .sep { color: var(--gray-lighter); }

/* CATALOG PAGE */
.catalog-layout {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 32px;
    padding: 32px 0 80px;
}
.catalog-sidebar {
    position: sticky;
    top: 104px;
    align-self: start;
    max-height: calc(100vh - 120px);
    overflow-y: auto;
    padding-right: 16px;
}
.catalog-sidebar h3 {
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--gray);
    margin-bottom: 16px;
}
.sidebar-link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    font-size: 15px;
    font-weight: 500;
    color: var(--dark-3);
    transition: var(--transition);
    margin-bottom: 2px;
}
.sidebar-link:hover, .sidebar-link.active {
    background: rgba(26,86,219,.06);
    color: var(--primary);
}
.sidebar-link.active { font-weight: 600; }
.sidebar-link .icon { font-size: 18px; }
.sidebar-count {
    margin-left: auto;
    font-size: 12px;
    background: var(--light);
    padding: 2px 8px;
    border-radius: 100px;
    color: var(--gray);
}
.catalog-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
    flex-wrap: wrap;
    gap: 16px;
}
.catalog-title {
    font-size: 28px;
    font-weight: 800;
}
.catalog-count {
    font-size: 15px;
    color: var(--gray);
}
.catalog-sort select {
    padding: 10px 16px;
    border: 2px solid var(--light-2);
    border-radius: var(--radius-sm);
    background: var(--white);
    font-size: 14px;
    outline: none;
    cursor: pointer;
    transition: var(--transition);
}
.catalog-sort select:focus { border-color: var(--primary); }

/* PRODUCT PAGE */
.product-page { padding: 32px 0 80px; }
.product-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    margin-bottom: 64px;
}
.product-gallery {
    position: sticky;
    top: 104px;
    align-self: start;
}
.product-main-img {
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: var(--light);
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 400px;
    padding: 32px;
}
.product-main-img img {
    max-height: 450px;
    object-fit: contain;
}
.product-info { padding-top: 8px; }
.product-category-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    color: var(--primary);
    font-weight: 500;
    margin-bottom: 12px;
}
.product-category-link:hover { text-decoration: underline; }
.product-name {
    font-size: clamp(24px, 3vw, 32px);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 16px;
}
.product-price-block {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 24px;
    padding: 20px;
    background: var(--light);
    border-radius: var(--radius);
}
.product-price {
    font-size: 32px;
    font-weight: 800;
    color: var(--primary);
}
.product-availability {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    color: var(--success);
    font-weight: 600;
}
.product-description {
    font-size: 16px;
    line-height: 1.8;
    color: var(--dark-3);
    margin-bottom: 32px;
}
.product-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}
.product-features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-top: 32px;
    padding-top: 32px;
    border-top: 1px solid var(--light-2);
}
.product-feature {
    text-align: center;
    padding: 16px;
    background: var(--light);
    border-radius: var(--radius);
}
.product-feature-icon { font-size: 24px; margin-bottom: 8px; }
.product-feature-text { font-size: 13px; color: var(--gray); }

/* RELATED PRODUCTS */
.related-section { margin-top: 64px; }

/* ABOUT PAGE */
.about-hero {
    padding: 60px 0 40px;
}
.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
    margin-bottom: 60px;
}
.about-text h2 {
    font-size: 32px;
    font-weight: 800;
    margin-bottom: 20px;
}
.about-text p {
    font-size: 16px;
    line-height: 1.8;
    color: var(--dark-3);
    margin-bottom: 16px;
}
.about-image {
    border-radius: var(--radius-lg);
    overflow: hidden;
    height: 350px;
}
.about-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* DELIVERY PAGE */
.delivery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
}
.delivery-card {
    padding: 32px;
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    transition: var(--transition);
}
.delivery-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}
.delivery-card-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    margin-bottom: 20px;
}
.delivery-card h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
}
.delivery-card p {
    font-size: 15px;
    color: var(--gray);
    line-height: 1.7;
}

/* CONTACTS PAGE */
.contacts-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
}
.contact-info-list {
    display: flex;
    flex-direction: column;
    gap: 24px;
}
.contact-info-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}
.contact-info-icon {
    width: 48px;
    height: 48px;
    background: var(--light);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 20px;
}
.contact-info-label {
    font-size: 13px;
    color: var(--gray);
    margin-bottom: 4px;
}
.contact-info-value {
    font-size: 17px;
    font-weight: 600;
}
.contact-form {
    background: var(--light);
    padding: 32px;
    border-radius: var(--radius-lg);
}
.contact-form h3 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 24px;
}
.form-group { margin-bottom: 16px; }
.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 6px;
}
.form-group input, .form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--light-2);
    border-radius: var(--radius-sm);
    outline: none;
    transition: var(--transition);
    background: var(--white);
}
.form-group input:focus, .form-group textarea:focus { border-color: var(--primary); }
.form-group textarea { resize: vertical; min-height: 120px; }

/* SEARCH RESULTS */
.search-results-header {
    padding: 40px 0 24px;
}
.search-results-header h1 {
    font-size: 28px;
    font-weight: 800;
    margin-bottom: 8px;
}
.search-results-header p { color: var(--gray); }
.search-results { padding-bottom: 80px; }
.no-results {
    text-align: center;
    padding: 80px 20px;
}
.no-results-icon { font-size: 64px; margin-bottom: 20px; }
.no-results h2 { font-size: 24px; margin-bottom: 12px; }
.no-results p { color: var(--gray); margin-bottom: 24px; }

/* FOOTER */
.footer {
    background: var(--dark);
    color: var(--white);
    padding: 64px 0 0;
}
.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255,255,255,.1);
}
.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 800;
    font-size: 20px;
    margin-bottom: 16px;
}
.footer-desc {
    font-size: 14px;
    color: var(--gray-light);
    line-height: 1.7;
    margin-bottom: 20px;
}
.footer-socials { display: flex; gap: 12px; }
.social-link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(255,255,255,.1);
    color: var(--white);
    transition: var(--transition);
}
.social-link:hover {
    background: var(--primary);
    transform: translateY(-3px);
}
.footer-col h4 {
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 20px;
    color: var(--gray-light);
}
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul a {
    font-size: 15px;
    color: var(--gray-lighter);
    transition: var(--transition);
}
.footer-col ul a:hover { color: var(--white); padding-left: 4px; }
.footer-contacts li {
    display: flex;
    align-items: center;
    gap: 10px;
}
.footer-contacts svg { color: var(--primary-light); flex-shrink: 0; }
.footer-bottom {
    padding: 24px 0;
    text-align: center;
    font-size: 14px;
    color: var(--gray);
}

/* SCROLL TOP */
.scroll-top {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 48px;
    height: 48px;
    background: var(--primary);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: var(--transition);
    z-index: 100;
}
.scroll-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}
.scroll-top:hover {
    background: var(--primary-dark);
    transform: translateY(-4px);
}

/* PAGINATION */
.pagination {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 40px;
}
.pagination a, .pagination span {
    padding: 10px 16px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 14px;
    transition: var(--transition);
}
.pagination a {
    background: var(--light);
    color: var(--dark-3);
}
.pagination a:hover { background: var(--primary); color: var(--white); }
.pagination .active {
    background: var(--primary);
    color: var(--white);
}

/* RESPONSIVE */
@media (max-width: 1024px) {
    .catalog-layout { grid-template-columns: 1fr; }
    .catalog-sidebar {
        position: static;
        max-height: none;
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
        gap: 4px;
        padding-right: 0;
    }
    .catalog-sidebar h3 { grid-column: 1 / -1; }
    .product-layout { grid-template-columns: 1fr; }
    .product-gallery { position: static; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .about-content { grid-template-columns: 1fr; }
    .contacts-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    .nav { display: none; }
    .header-phone span { display: none; }
    .burger { display: flex; }
    .hero { min-height: 500px; }
    .hero-stats { gap: 24px; }
    .hero-stat-num { font-size: 28px; }
    .categories-grid { grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }
    .products-grid { grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); }
    .about-images { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; }
    .product-features { grid-template-columns: 1fr; }
    .section { padding: 48px 0; }
}

@media (max-width: 480px) {
    .hero-actions { flex-direction: column; }
    .hero-actions .btn { width: 100%; }
    .categories-grid { grid-template-columns: 1fr; }
    .products-grid { grid-template-columns: 1fr; }
    .product-actions { flex-direction: column; }
    .product-actions .btn { width: 100%; }
}

/* MOBILE BANNER (Yandex Direct) */
.mobile-banner {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 99999;
    background: #000;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}
.mobile-banner.active {
    display: flex;
}
.mobile-banner-close {
    position: absolute;
    top: 12px;
    right: 12px;
    z-index: 100001;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(0,0,0,.6);
    color: #fff;
    font-size: 28px;
    line-height: 40px;
    text-align: center;
    border: 2px solid rgba(255,255,255,.5);
    cursor: pointer;
    transition: var(--transition);
}
.mobile-banner-close:hover,
.mobile-banner-close:active {
    background: rgba(255,255,255,.2);
    border-color: #fff;
}
.mobile-banner-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    text-decoration: none;
    position: relative;
}
.mobile-banner-phone {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100001;
    background: linear-gradient(135deg, var(--accent), var(--accent-dark));
    color: #fff;
    font-size: 22px;
    font-weight: 800;
    text-align: center;
    padding: 14px 20px;
    letter-spacing: 1px;
    text-shadow: 0 1px 3px rgba(0,0,0,.3);
    pointer-events: none;
}
.mobile-banner-slides {
    width: 100%;
    height: 100%;
    position: relative;
}
.mobile-banner-slide {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0;
    transition: opacity .6s ease-in-out;
}
.mobile-banner-slide.active {
    opacity: 1;
}
.mobile-banner-dots {
    position: absolute;
    bottom: 20px;
    left: 0;
    right: 0;
    z-index: 100001;
    display: flex;
    justify-content: center;
    gap: 10px;
    pointer-events: none;
}
.mobile-banner-dots .dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(255,255,255,.4);
    transition: var(--transition);
}
.mobile-banner-dots .dot.active {
    background: #fff;
    transform: scale(1.3);
}

/* Hide banner on desktop */
@media (min-width: 769px) {
    .mobile-banner { display: none !important; }
}