/* ===== CSS Variables ===== */
:root {
    --primary: #FF6B35;
    --primary-light: #FF8555;
    --secondary: #1A1A1A;
    --accent: #E63946;
    --bg: #0D0D0D;
    --surface: #1F1F1F;
    --surface-hover: #2a2a2a;
    --text: #FFFFFF;
    --text-secondary: #B0B0B0;
    --success: #4ADE80;
    --border: #333333;
    --shadow: rgba(255, 107, 53, 0.3);
    --radius: 12px;
    --radius-sm: 8px;
    --transition: 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

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

ul {
    list-style: none;
}

/* ===== Container ===== */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ===== Typography ===== */
h1, h2, h3 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 800;
    line-height: 1.2;
}

h1 { font-size: clamp(2.5rem, 6vw, 4.5rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: 1.25rem; }

.accent {
    color: var(--primary);
}

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 32px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    transition: all var(--transition);
}

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

.btn-primary:hover {
    background: var(--primary-light);
    box-shadow: 0 0 30px var(--shadow);
    transform: translateY(-2px);
}

.btn-primary:active {
    transform: scale(0.95);
}

.btn-outline {
    background: transparent;
    color: var(--text);
    border: 2px solid var(--text);
}

.btn-outline:hover {
    background: var(--text);
    color: var(--bg);
}

.btn-full {
    width: 100%;
}

/* ===== Header ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    background: rgba(13, 13, 13, 0.9);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: 'Montserrat', sans-serif;
    font-weight: 900;
    font-size: 1.5rem;
    letter-spacing: 2px;
}

.logo-icon {
    width: 32px;
    height: 32px;
    color: var(--primary);
}

.nav {
    display: flex;
    gap: 32px;
}

.nav-link {
    font-weight: 500;
    color: rgb(102, 14, 185);
    transition: color var(--transition);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: width var(--transition);
}

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

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.cart-btn {
    position: relative;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--surface);
    border-radius: var(--radius-sm);
    transition: all var(--transition);
}

.cart-btn svg {
    width: 24px;
    height: 24px;
    color: var(--text);
}

.cart-btn:hover {
    background: var(--surface-hover);
    transform: scale(1.05);
}

.cart-count {
    position: absolute;
    top: -6px;
    right: -6px;
    min-width: 20px;
    height: 20px;
    padding: 0 6px;
    background: var(--primary);
    color: var(--text);
    font-size: 0.75rem;
    font-weight: 700;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.3s ease;
}

.cart-count.pulse {
    animation: pulse 0.4s ease;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.3); }
}

/* ===== Hero Section ===== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(ellipse at 70% 50%, rgba(255, 107, 53, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse at 30% 80%, rgba(230, 57, 70, 0.1) 0%, transparent 40%),
        linear-gradient(180deg, var(--bg) 0%, rgba(13, 13, 13, 0.8) 100%);
}

.hero-bg::before {
    content: '';
    position: absolute;
    inset: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.02'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.5;
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
    padding-top: 80px;
}

.hero-title {
    margin-bottom: 24px;
    text-transform: uppercase;
    letter-spacing: 4px;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 40px;
}

.hero-btns {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

.hero-scroll {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--text-secondary);
    font-size: 0.875rem;
    animation: bounce 2s infinite;
}

.hero-scroll svg {
    width: 24px;
    height: 24px;
}

@keyframes bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(10px); }
}

/* ===== Features ===== */
.features {
    padding: 100px 0;
    background: var(--surface);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 32px;
}

.feature-card {
    text-align: center;
    padding: 40px 24px;
    background: var(--bg);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    transition: all var(--transition);
}

.feature-card:hover {
    transform: translateY(-8px);
    border-color: var(--primary);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.feature-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 107, 53, 0.1);
    border-radius: 50%;
}

.feature-icon svg {
    width: 32px;
    height: 32px;
    color: var(--primary);
}

.feature-card h3 {
    margin-bottom: 12px;
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* ===== Catalog ===== */
.catalog {
    padding: 100px 0;
}

.catalog-gear {
    background: var(--surface);
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-title {
    margin-bottom: 16px;
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -12px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: var(--primary);
    border-radius: 2px;
}

.section-subtitle {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

/* ===== Filter Tabs ===== */
.filter-tabs {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    justify-content: center;
    margin-bottom: 40px;
}

.filter-tab {
    padding: 10px 24px;
    background: var(--bg);
    color: var(--text-secondary);
    border-radius: 30px;
    font-weight: 500;
    transition: all var(--transition);
    border: 1px solid var(--border);
}

.filter-tab:hover {
    color: var(--text);
    border-color: var(--text-secondary);
}

.filter-tab.active {
    background: var(--primary);
    color: var(--text);
    border-color: var(--primary);
}

/* ===== Products Grid ===== */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 24px;
}

/* ===== Product Card ===== */
.product-card {
    background: var(--surface);
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--border);
    transition: all var(--transition);
    cursor: pointer;
}

.product-card:hover {
    transform: translateY(-8px) scale(1.01);
    border-color: var(--primary);
    box-shadow: 0 20px 50px rgba(255, 107, 53, 0.15);
}

.product-image {
    position: relative;
    height: 200px;
    background: linear-gradient(135deg, var(--secondary) 0%, #2a2a2a 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.product-image::before {
    content: '';
    position: absolute;
    inset: 0;
    background: url("data:image/svg+xml,%3Csvg width='100' height='100' viewBox='0 0 100 100' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M11 18c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm48 25c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm-43-7c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm63 31c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM34 90c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm56-76c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM12 86c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm28-65c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm23-11c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-6 60c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm29 22c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zM32 63c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm57-13c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-9-21c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM60 91c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM35 41c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM12 60c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2z' fill='%23ffffff' fill-opacity='0.03' fill-rule='evenodd'/%3E%3C/svg%3E");
}

.product-image svg {
    width: 120px;
    height: 120px;
    color: var(--primary);
    opacity: 0.8;
}

.product-badge {
    position: absolute;
    top: 16px;
    right: 16px;
    padding: 6px 12px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    border-radius: 4px;
    background: var(--accent);
}

.product-badge.new {
    background: var(--primary);
}

.product-badge.hit {
    background: var(--success);
    color: var(--bg);
}

.product-info {
    padding: 24px;
}

.product-name {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 1.1rem;
    margin-bottom: 8px;
}

.product-desc {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 16px;
}

.product-specs {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 20px;
}

.spec {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.spec-icon {
    width: 14px;
    height: 14px;
    color: var(--primary);
}

.product-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.product-price {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--primary);
}

.btn-add {
    width: 44px;
    height: 44px;
    background: var(--primary);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition);
}

.btn-add svg {
    width: 20px;
    height: 20px;
    color: var(--text);
}

.btn-add:hover {
    background: var(--primary-light);
    transform: scale(1.1);
}

/* ===== Order Section ===== */
.order-section {
    padding: 100px 0;
    background: linear-gradient(135deg, var(--secondary) 0%, var(--bg) 100%);
}

.order-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.order-info h2 {
    margin-bottom: 16px;
}

.order-info > p {
    color: var(--text-secondary);
    margin-bottom: 40px;
    font-size: 1.1rem;
}

.contact-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 16px;
}

.contact-item svg {
    width: 24px;
    height: 24px;
    color: var(--primary);
    flex-shrink: 0;
}

.contact-item span {
    font-size: 1rem;
}

.order-form {
    background: var(--surface);
    padding: 40px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
}

.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--text-secondary);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 14px 18px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text);
    font-size: 1rem;
    transition: border-color var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
}

.form-group textarea {
    min-height: 120px;
    resize: vertical;
}

/* ===== Footer ===== */
.footer {
    padding: 60px 0 30px;
    background: var(--surface);
    border-top: 1px solid var(--border);
}

.footer-inner {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand p {
    color: var(--text-secondary);
    max-width: 300px;
    margin-top: 16px;
}

.footer-social {
    display: flex;
    gap: 16px;
}

.social-link {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg);
    border-radius: 50%;
    transition: all var(--transition);
}

.social-link svg {
    width: 20px;
    height: 20px;
}

.social-link:hover {
    background: var(--primary);
    transform: translateY(-4px);
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid var(--border);
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* ===== Modal ===== */
.modal {
    position: fixed;
    inset: 0;
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition);
}

.modal.active {
    opacity: 1;
    visibility: visible;
}

.modal-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(4px);
}

.modal-content {
    position: relative;
    background: var(--surface);
    border-radius: var(--radius);
    width: 100%;
    max-width: 500px;
    max-height: 90vh;
    overflow: auto;
    transform: translateY(20px);
    transition: transform var(--transition);
}

.modal.active .modal-content {
    transform: translateY(0);
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 24px;
    border-bottom: 1px solid var(--border);
}

.modal-header h3 {
    font-size: 1.25rem;
}

.modal-close {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg);
    border-radius: 50%;
    transition: all var(--transition);
}

.modal-close svg {
    width: 20px;
    height: 20px;
}

.modal-close:hover {
    background: var(--accent);
}

.modal-body {
    padding: 24px;
    max-height: 400px;
    overflow-y: auto;
}

.modal-footer {
    padding: 24px;
    border-top: 1px solid var(--border);
}

.cart-empty {
    text-align: center;
    color: var(--text-secondary);
    padding: 40px 0;
}

.cart-item {
    display: flex;
    gap: 16px;
    padding: 16px 0;
    border-bottom: 1px solid var(--border);
}

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

.cart-item-image {
    width: 80px;
    height: 80px;
    background: var(--bg);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.cart-item-image svg {
    width: 40px;
    height: 40px;
    color: var(--primary);
}

.cart-item-info {
    flex: 1;
}

.cart-item-name {
    font-weight: 600;
    margin-bottom: 4px;
}

.cart-item-price {
    color: var(--primary);
    font-family: 'Orbitron', sans-serif;
    font-size: 0.9rem;
}

.cart-item-qty {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: 8px;
}

.qty-btn {
    width: 28px;
    height: 28px;
    background: var(--bg);
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: var(--text);
    transition: background var(--transition);
}

.qty-btn:hover {
    background: var(--primary);
}

.cart-item-remove {
    color: var(--accent);
    font-size: 0.85rem;
    margin-top: 8px;
    cursor: pointer;
}

.cart-item-remove:hover {
    text-decoration: underline;
}

.cart-total {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    font-size: 1.2rem;
}

.total-price {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.5rem;
    color: var(--primary);
}

/* Product Modal */
.modal-product {
    max-width: 600px;
}

.modal-product .modal-close {
    position: absolute;
    top: 16px;
    right: 16px;
    z-index: 10;
}

.product-modal-content {
    padding: 24px;
}

.product-modal-image {
    height: 250px;
    background: linear-gradient(135deg, var(--secondary) 0%, #2a2a2a 100%);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
}

.product-modal-image svg {
    width: 150px;
    height: 150px;
    color: var(--primary);
    opacity: 0.8;
}

.product-modal-name {
    font-size: 1.5rem;
    margin-bottom: 12px;
}

.product-modal-desc {
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.product-modal-specs {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin-bottom: 24px;
}

.product-modal-spec {
    background: var(--bg);
    padding: 12px;
    border-radius: var(--radius-sm);
}

.product-modal-spec-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 4px;
}

.product-modal-spec-value {
    font-weight: 600;
}

.product-modal-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.product-modal-price {
    font-family: 'Orbitron', sans-serif;
    font-size: 2rem;
    color: var(--primary);
}

/* ===== Toast ===== */
.toast {
    position: fixed;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background: var(--surface);
    color: var(--text);
    padding: 16px 32px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--primary);
    box-shadow: 0 10px 40px rgba(255, 107, 53, 0.3);
    z-index: 3000;
    opacity: 0;
    transition: all 0.4s ease;
}

.toast.show {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
}

/* ===== Animations ===== */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .order-wrapper {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .nav {
        display: none;
    }
    
    .hero-title {
        letter-spacing: 2px;
    }
    
    .products-grid {
        grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-inner {
        flex-direction: column;
    }
}

@media (max-width: 480px) {
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .filter-tabs {
        gap: 8px;
    }
    
    .filter-tab {
        padding: 8px 16px;
        font-size: 0.9rem;
    }
    
    .order-form {
        padding: 24px;
    }
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg);
}

::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary);
}

/* Selection */
::selection {
    background: var(--primary);
    color: var(--text);
}