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

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: #ffffff;
    background: #0f0f0f;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    width: 100%;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

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

.logo-image {
    width: 40px;
    height: 40px;
    object-fit: contain;
    border-radius: 8px;
}

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

.nav-logo h2 {
    color: #00ff88;
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 2px;
}

.nav-logo span {
    color: #888;
    font-size: 12px;
    font-weight: 400;
    letter-spacing: 1px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-link {
    color: #ffffff;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
}

.nav-link:hover {
    color: #00ff88;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: #00ff88;
    transition: width 0.3s ease;
}

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

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: #ffffff;
    margin: 3px 0;
    transition: 0.3s;
}

/* Breadcrumb Styles */
.breadcrumb {
    background: rgba(15, 15, 15, 0.8);
    padding: 8rem 0 2rem;
    backdrop-filter: blur(10px);
}

.breadcrumb-nav {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
}

.breadcrumb-link {
    color: #cccccc;
    text-decoration: none;
    transition: color 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

.breadcrumb-link:hover {
    color: #00ff88;
}

.breadcrumb-current {
    color: #00ff88;
    font-weight: 500;
}

.fas.fa-chevron-right {
    color: #666666;
    font-size: 0.7rem;
}

/* Hero Section */
.hero {
    padding: 6rem 0;
    background: linear-gradient(135deg, rgba(0, 255, 136, 0.1) 0%, rgba(15, 15, 15, 0.9) 100%);
    position: relative;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    overflow: hidden;
}

.floating-shapes {
    position: absolute;
    width: 100%;
    height: 100%;
}

.shape {
    position: absolute;
    border-radius: 50%;
    background: linear-gradient(45deg, rgba(0, 255, 136, 0.1), rgba(0, 255, 136, 0.05));
    animation: float 6s ease-in-out infinite;
}

.shape-1 {
    width: 300px;
    height: 300px;
    top: 10%;
    left: -150px;
    animation-delay: 0s;
}

.shape-2 {
    width: 200px;
    height: 200px;
    top: 60%;
    right: -100px;
    animation-delay: 2s;
}

.shape-3 {
    width: 150px;
    height: 150px;
    top: 30%;
    left: 70%;
    animation-delay: 4s;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(180deg); }
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.title-line:first-child {
    color: #ffffff;
}

.title-line:last-child {
    color: #00ff88;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: #cccccc;
    margin-bottom: 3rem;
    line-height: 1.6;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 3rem;
    margin-top: 3rem;
}

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

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    color: #00ff88;
    margin-bottom: 0.5rem;
}

.stat-label {
    color: #cccccc;
    font-size: 0.9rem;
}

/* Section Styles */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.1rem;
    color: #cccccc;
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

/* Catalog Section */
.catalog-section {
    padding: 6rem 0;
    background: rgba(15, 15, 15, 0.9);
}

.catalog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 3rem;
    width: 100%;
}

.part-category {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 20px;
    padding: 2rem;
    backdrop-filter: blur(20px);
    border: 1px solid rgba(0, 255, 136, 0.2);
    transition: all 0.3s ease;
}

.part-category:hover {
    transform: translateY(-5px);
    border-color: rgba(0, 255, 136, 0.4);
    box-shadow: 0 20px 40px rgba(0, 255, 136, 0.1);
}

.category-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 2rem;
}

.category-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #00ff88, #00cc6a);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: #000000;
}

.category-header h3 {
    color: #ffffff;
    font-size: 1.3rem;
    font-weight: 600;
}

.parts-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.part-item {
    background: rgba(255, 255, 255, 0.03);
    border-radius: 15px;
    padding: 1.5rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

.part-item:hover {
    background: rgba(0, 255, 136, 0.05);
    border-color: rgba(0, 255, 136, 0.3);
    transform: translateX(5px);
}

.part-info {
    margin-bottom: 1rem;
}

.part-info h4 {
    color: #ffffff;
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.part-info p {
    color: #999999;
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.part-price {
    color: #00ff88;
    font-weight: 600;
    font-size: 1rem;
}

.part-specs {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.spec {
    background: rgba(0, 255, 136, 0.1);
    color: #00ff88;
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.8rem;
    border: 1px solid rgba(0, 255, 136, 0.2);
}

/* Technical Specifications Section */
.specifications-section {
    padding: 6rem 0;
    background: rgba(20, 20, 20, 0.8);
}

.specs-tabs {
    max-width: 1000px;
    margin: 0 auto;
}

.tab-buttons {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.tab-btn {
    background: rgba(255, 255, 255, 0.05);
    color: #cccccc;
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 1rem 2rem;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

.tab-btn:hover,
.tab-btn.active {
    background: #00ff88;
    color: #000000;
    border-color: #00ff88;
    transform: translateY(-2px);
}

.tab-content {
    min-height: 400px;
}

.tab-panel {
    display: none;
    animation: fadeIn 0.3s ease;
}

.tab-panel.active {
    display: block;
}

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

.spec-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    width: 100%;
}

.spec-card {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 15px;
    padding: 2rem;
    border: 1px solid rgba(0, 255, 136, 0.2);
    transition: all 0.3s ease;
}

.spec-card:hover {
    transform: translateY(-5px);
    border-color: rgba(0, 255, 136, 0.4);
    box-shadow: 0 15px 30px rgba(0, 255, 136, 0.1);
}

.spec-card h4 {
    color: #00ff88;
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    text-align: center;
}

.spec-table {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.spec-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.8rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

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

.spec-label {
    color: #cccccc;
    font-size: 0.9rem;
    flex: 1;
}

.spec-value {
    color: #ffffff;
    font-weight: 600;
    font-size: 0.9rem;
}

/* Materials Grid */
.materials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    width: 100%;
}

.material-card {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 15px;
    padding: 2rem;
    text-align: center;
    border: 1px solid rgba(0, 255, 136, 0.2);
    transition: all 0.3s ease;
}

.material-card:hover {
    transform: translateY(-5px);
    border-color: rgba(0, 255, 136, 0.4);
}

.material-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #00ff88, #00cc6a);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: #000000;
    margin: 0 auto 1.5rem;
}

.material-card h4 {
    color: #ffffff;
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.material-card p {
    color: #cccccc;
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
    line-height: 1.5;
}

.material-props {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.material-props span {
    background: rgba(0, 255, 136, 0.1);
    color: #00ff88;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.8rem;
    border: 1px solid rgba(0, 255, 136, 0.2);
}

/* Performance Grid */
.performance-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    width: 100%;
}

.performance-card {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 15px;
    padding: 2rem;
    border: 1px solid rgba(0, 255, 136, 0.2);
    transition: all 0.3s ease;
}

.performance-card:hover {
    transform: translateY(-5px);
    border-color: rgba(0, 255, 136, 0.4);
}

.performance-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.performance-header i {
    font-size: 1.5rem;
    color: #00ff88;
}

.performance-header h4 {
    color: #ffffff;
    font-size: 1.2rem;
    font-weight: 600;
}

.performance-metrics {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.metric {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 10px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.metric-label {
    color: #cccccc;
    font-size: 0.9rem;
    flex: 1;
}

.metric-value {
    color: #00ff88;
    font-weight: 600;
    font-size: 0.9rem;
}

/* Installation Guide */
.installation-guide {
    max-width: 800px;
    margin: 0 auto;
}

.install-step {
    display: flex;
    gap: 2rem;
    margin-bottom: 3rem;
    align-items: flex-start;
}

.step-number {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #00ff88, #00cc6a);
    color: #000000;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    font-weight: 700;
    flex-shrink: 0;
}

.step-content {
    flex: 1;
}

.step-content h4 {
    color: #ffffff;
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.step-content p {
    color: #cccccc;
    font-size: 1rem;
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.install-tools,
.install-specs,
.install-tests {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
}

.tool,
.spec,
.test {
    background: rgba(0, 255, 136, 0.1);
    color: #00ff88;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    border: 1px solid rgba(0, 255, 136, 0.2);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* Compatibility Section */
.compatibility-section {
    padding: 6rem 0;
    background: linear-gradient(135deg, rgba(0, 255, 136, 0.03), rgba(15, 15, 15, 0.95));
    position: relative;
    overflow: hidden;
}

.compatibility-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="dots" width="20" height="20" patternUnits="userSpaceOnUse"><circle cx="10" cy="10" r="1" fill="rgba(0,255,136,0.1)"/></pattern></defs><rect width="100" height="100" fill="url(%23dots)"/></svg>');
    opacity: 0.4;
    z-index: 0;
}

.compatibility-filter {
    margin-bottom: 3rem;
    display: flex;
    justify-content: center;
    position: relative;
    z-index: 1;
}

.filter-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 30px;
    padding: 0.5rem;
}

.filter-btn {
    background: rgba(255, 255, 255, 0.05);
    color: #cccccc;
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 1rem 2rem;
    border-radius: 25px;
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.filter-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 255, 136, 0.1), transparent);
    transition: left 0.5s ease;
}

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

.filter-btn:hover,
.filter-btn.active {
    background: linear-gradient(135deg, #00ff88, #00cc6a);
    color: #000000;
    border-color: #00ff88;
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(0, 255, 136, 0.3);
}

.compatibility-table {
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(20px);
    border-radius: 20px;
    padding: 0;
    overflow: hidden;
    border: 1px solid rgba(0, 255, 136, 0.2);
    overflow-x: auto;
    position: relative;
    z-index: 1;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.compatibility-table table {
    width: 100%;
    border-collapse: collapse;
    min-width: 800px;
}

.compatibility-table th {
    background: linear-gradient(135deg, rgba(0, 255, 136, 0.15), rgba(0, 204, 106, 0.1));
    color: #00ff88;
    padding: 1.8rem 1.2rem;
    text-align: left;
    font-weight: 700;
    font-size: 0.95rem;
    border-bottom: 2px solid rgba(0, 255, 136, 0.3);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.compatibility-table td {
    padding: 1.5rem 1.2rem;
    color: #ffffff;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    font-size: 0.9rem;
    transition: all 0.3s ease;
}

.compatibility-table tr {
    transition: all 0.3s ease;
}

.compatibility-table tr:hover {
    background: rgba(0, 255, 136, 0.08);
    transform: scale(1.01);
}

.compatibility-table tr:hover td {
    color: #ffffff;
}

.part-tag {
    background: linear-gradient(135deg, rgba(0, 255, 136, 0.15), rgba(0, 204, 106, 0.1));
    color: #00ff88;
    padding: 0.4rem 1rem;
    border-radius: 20px;
    font-size: 0.75rem;
    margin-right: 0.5rem;
    margin-bottom: 0.3rem;
    display: inline-block;
    border: 1px solid rgba(0, 255, 136, 0.3);
    font-weight: 600;
    transition: all 0.3s ease;
}

.part-tag:hover {
    background: rgba(0, 255, 136, 0.25);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 255, 136, 0.2);
}

.status {
    padding: 0.5rem 1.2rem;
    border-radius: 25px;
    font-size: 0.8rem;
    font-weight: 700;
    text-align: center;
    display: inline-block;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.status.available {
    background: linear-gradient(135deg, rgba(34, 197, 94, 0.2), rgba(22, 163, 74, 0.1));
    color: #22c55e;
    border: 2px solid rgba(34, 197, 94, 0.4);
    box-shadow: 0 5px 15px rgba(34, 197, 94, 0.2);
}

.status.available:hover {
    background: rgba(34, 197, 94, 0.3);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(34, 197, 94, 0.3);
}

.status.limited {
    background: linear-gradient(135deg, rgba(251, 191, 36, 0.2), rgba(245, 158, 11, 0.1));
    color: #fbbf24;
    border: 2px solid rgba(251, 191, 36, 0.4);
    box-shadow: 0 5px 15px rgba(251, 191, 36, 0.2);
}

.status.limited:hover {
    background: rgba(251, 191, 36, 0.3);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(251, 191, 36, 0.3);
}

.status.preorder {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.2), rgba(79, 70, 229, 0.1));
    color: #6366f1;
    border: 2px solid rgba(99, 102, 241, 0.4);
    box-shadow: 0 5px 15px rgba(99, 102, 241, 0.2);
}

.status.preorder:hover {
    background: rgba(99, 102, 241, 0.3);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(99, 102, 241, 0.3);
}

/* Installation Support Section */
.installation-section {
    padding: 6rem 0;
    background: rgba(15, 15, 15, 0.95);
}

.installation-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
    width: 100%;
}

.install-card {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 20px;
    padding: 2.5rem;
    text-align: center;
    border: 1px solid rgba(0, 255, 136, 0.2);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.install-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 255, 136, 0.1), transparent);
    transition: left 0.6s ease;
}

.install-card:hover::before {
    left: 100%;
}

.install-card:hover {
    transform: translateY(-10px);
    border-color: rgba(0, 255, 136, 0.4);
    box-shadow: 0 20px 40px rgba(0, 255, 136, 0.15);
}

.install-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #00ff88, #00cc6a);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: #000000;
    margin: 0 auto 2rem;
    position: relative;
    z-index: 2;
}

.install-card h3 {
    color: #ffffff;
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    position: relative;
    z-index: 2;
}

.install-card p {
    color: #cccccc;
    font-size: 1rem;
    line-height: 1.6;
    margin-bottom: 2rem;
    position: relative;
    z-index: 2;
}

.install-features {
    list-style: none;
    margin-bottom: 2rem;
    position: relative;
    z-index: 2;
}

.install-features li {
    color: #cccccc;
    font-size: 0.9rem;
    margin-bottom: 0.8rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.install-features li i {
    color: #00ff88;
    font-size: 0.8rem;
}

.install-btn {
    background: linear-gradient(135deg, #00ff88, #00cc6a);
    color: #000000;
    border: none;
    padding: 1rem 2rem;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    z-index: 2;
    width: 100%;
}

.install-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(0, 255, 136, 0.3);
}

/* Emergency Support */
.emergency-support {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.1), rgba(220, 38, 38, 0.05));
    border: 1px solid rgba(239, 68, 68, 0.3);
    border-radius: 20px;
    padding: 2rem;
    margin-top: 3rem;
}

.emergency-content {
    display: flex;
    align-items: center;
    gap: 2rem;
    flex-wrap: wrap;
    justify-content: space-between;
}

.emergency-icon {
    width: 60px;
    height: 60px;
    background: #ef4444;
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: #ffffff;
    flex-shrink: 0;
}

.emergency-text {
    flex: 1;
    min-width: 200px;
}

.emergency-text h3 {
    color: #ef4444;
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.emergency-text p {
    color: #cccccc;
    font-size: 0.9rem;
    line-height: 1.5;
}

.emergency-contact {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 0.5rem;
}

.emergency-phone {
    color: #ef4444;
    font-size: 1.1rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.emergency-hours {
    color: #cccccc;
    font-size: 0.8rem;
}

/* Footer Styles */
.footer {
    background: rgba(5, 5, 5, 0.95);
    padding: 4rem 0 2rem;
    border-top: 1px solid rgba(0, 255, 136, 0.2);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 2rem;
}

.footer-section h3 {
    color: #00ff88;
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.footer-section h4 {
    color: #ffffff;
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.footer-section p {
    color: #cccccc;
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

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

.footer-section ul li {
    margin-bottom: 0.8rem;
}

.footer-section ul li a {
    color: #cccccc;
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: #00ff88;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #cccccc;
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: #00ff88;
    color: #000000;
    border-color: #00ff88;
    transform: translateY(-2px);
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-info p {
    display: flex;
    align-items: flex-start;
    gap: 0.8rem;
    margin-bottom: 0.8rem;
}

.contact-info i {
    color: #00ff88;
    font-size: 1rem;
    margin-top: 0.2rem;
    flex-shrink: 0;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    color: #666666;
    font-size: 0.8rem;
}

/* Enhanced Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 15px;
    }
    
    .nav-container {
        padding: 0 15px;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: rgba(15, 15, 15, 0.98);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        transition: left 0.3s ease;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-logo {
        gap: 8px;
    }
    
    .logo-image {
        width: 32px;
        height: 32px;
    }
    
    .nav-logo h2 {
        font-size: 20px;
    }
    
    .nav-logo span {
        font-size: 10px;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }

    .hero-stats {
        flex-direction: column;
        gap: 2rem;
    }

    .stat-number {
        font-size: 2rem;
    }

    .catalog-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .part-category {
        padding: 1.5rem;
    }

    .spec-grid,
    .materials-grid,
    .performance-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .tab-buttons {
        gap: 0.5rem;
    }

    .tab-btn {
        padding: 0.8rem 1.5rem;
        font-size: 0.9rem;
    }

    .install-step {
        flex-direction: column;
        gap: 1rem;
    }

    .step-number {
        align-self: flex-start;
    }

    .compatibility-table {
        font-size: 0.8rem;
    }
    
    .compatibility-table th,
    .compatibility-table td {
        padding: 1rem 0.8rem;
    }

    .filter-buttons {
        gap: 0.5rem;
    }

    .filter-btn {
        padding: 0.6rem 1rem;
        font-size: 0.8rem;
    }

    .installation-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .install-card {
        padding: 2rem;
    }

    .emergency-content {
        flex-direction: column;
        text-align: center;
        gap: 1.5rem;
    }

    .emergency-contact {
        align-items: center;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }

    .social-links {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 10px;
    }
    
    .nav-container {
        padding: 0 10px;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .part-category {
        padding: 1rem;
    }

    .category-icon {
        width: 50px;
        height: 50px;
        font-size: 1.2rem;
    }

    .tab-btn {
        padding: 0.6rem 1rem;
        font-size: 0.8rem;
    }

    .compatibility-table {
        font-size: 0.7rem;
    }

    .part-tag {
        font-size: 0.6rem;
        padding: 0.2rem 0.6rem;
    }

    .status {
        font-size: 0.7rem;
        padding: 0.3rem 0.8rem;
    }

    .install-card {
        padding: 1.5rem;
    }

    .install-icon {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }

    .install-card h3 {
        font-size: 1.1rem;
    }

    .install-btn {
        padding: 0.8rem 1.5rem;
        font-size: 0.9rem;
    }

    .emergency-support {
        padding: 1.5rem;
    }

    .emergency-icon {
        width: 50px;
        height: 50px;
        font-size: 1.2rem;
    }
}