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

:root {
    --graphite: #2C2C2C;
    --tech-blue: #0066CC;
    --accent-green: #00CC66;
    --white: #FFFFFF;
    --interface-gray: #F5F5F5;
    --transition: all 0.3s ease;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    line-height: 1.6;
    color: var(--graphite);
    background: var(--interface-gray);
    overflow-x: hidden;
}

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

/* Cookie Banner */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--graphite);
    color: var(--white);
    padding: 20px;
    z-index: 10000;
    box-shadow: 0 -2px 20px rgba(0, 0, 0, 0.2);
    animation: slideUp 0.5s ease;
}

.cookie-banner.hidden {
    display: none;
}

.cookie-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    flex-wrap: wrap;
}

.cookie-content p {
    flex: 1;
    margin: 0;
}

.cookie-content a {
    color: var(--accent-green);
    text-decoration: underline;
}

.btn-accept {
    background: var(--accent-green);
    color: var(--white);
    border: none;
    padding: 10px 30px;
    border-radius: 5px;
    cursor: pointer;
    font-weight: 600;
    transition: var(--transition);
}

.btn-accept:hover {
    background: #00b359;
    transform: translateY(-2px);
}

/* Header */
.header {
    background: var(--white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar {
    padding: 15px 0;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: 'Roboto Mono', monospace;
    font-size: 28px;
    font-weight: 700;
    color: var(--tech-blue);
    text-decoration: none;
    letter-spacing: -1px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
    align-items: center;
}

.nav-menu a {
    color: var(--graphite);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
}

.nav-menu a:hover {
    color: var(--tech-blue);
}

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

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--graphite);
    margin: 3px 0;
    transition: var(--transition);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--graphite) 0%, #1a1a1a 100%);
    color: var(--white);
    padding: 100px 0;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><path d="M10 10h80v80H10z" fill="none" stroke="rgba(0,102,204,0.1)" stroke-width="1"/></svg>');
    opacity: 0.3;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: 52px;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
    animation: fadeInUp 0.8s ease;
}

.hero-subtitle {
    font-size: 20px;
    margin-bottom: 30px;
    opacity: 0.9;
    animation: fadeInUp 0.8s ease 0.2s backwards;
}

.hero-image {
    animation: fadeInUp 0.8s ease 0.4s backwards;
}

.hero-image img {
    width: 100%;
    height: auto;
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0, 102, 204, 0.3);
}

/* Buttons */
.btn-primary {
    display: inline-block;
    background: var(--accent-green);
    color: var(--white);
    padding: 15px 40px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    font-size: 16px;
}

.btn-primary:hover {
    background: #00b359;
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0, 204, 102, 0.3);
}

/* Section Title */
.section-title {
    font-size: 42px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 50px;
    color: var(--graphite);
}

/* Features Section */
.features {
    padding: 80px 0;
    background: var(--white);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.feature-card {
    background: var(--interface-gray);
    padding: 40px 30px;
    border-radius: 15px;
    text-align: center;
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
}

.feature-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 20px;
    color: var(--tech-blue);
}

.feature-icon svg {
    width: 100%;
    height: 100%;
}

.feature-card h3 {
    font-size: 22px;
    margin-bottom: 15px;
    color: var(--graphite);
}

.feature-card p {
    color: #666;
    line-height: 1.6;
}

/* Models Section */
.models {
    padding: 80px 0;
    background: var(--interface-gray);
}

.models-filter {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.filter-btn {
    background: var(--white);
    border: 2px solid var(--tech-blue);
    color: var(--tech-blue);
    padding: 10px 30px;
    border-radius: 25px;
    cursor: pointer;
    font-weight: 600;
    transition: var(--transition);
}

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

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

.model-card {
    background: var(--white);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
}

.model-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
}

.model-image {
    width: 100%;
    height: 250px;
    overflow: hidden;
}

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

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

.model-info {
    padding: 25px;
}

.model-info h3 {
    font-size: 24px;
    margin-bottom: 10px;
    color: var(--graphite);
}

.model-specs {
    color: #666;
    margin-bottom: 15px;
    font-size: 14px;
}

.model-features {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.badge {
    background: var(--tech-blue);
    color: var(--white);
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

/* Performance Section */
.performance {
    padding: 80px 0;
    background: var(--white);
}

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

.performance-card {
    background: var(--interface-gray);
    padding: 30px;
    border-radius: 15px;
}

.performance-card h3 {
    font-size: 22px;
    margin-bottom: 20px;
    color: var(--graphite);
}

.performance-bar {
    height: 30px;
    background: #ddd;
    border-radius: 15px;
    overflow: hidden;
    margin-bottom: 15px;
}

.bar-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--tech-blue), var(--accent-green));
    transition: width 1s ease;
}

.performance-score {
    font-family: 'Roboto Mono', monospace;
    color: var(--tech-blue);
    font-weight: 600;
}

/* Comparison Section */
.comparison {
    padding: 80px 0;
    background: var(--interface-gray);
}

.comparison-tool {
    background: var(--white);
    padding: 40px;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.comparison-select {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    margin-bottom: 40px;
}

.select-box label {
    display: block;
    margin-bottom: 10px;
    font-weight: 600;
    color: var(--graphite);
}

.select-box select {
    width: 100%;
    padding: 12px;
    border: 2px solid var(--tech-blue);
    border-radius: 8px;
    font-size: 16px;
    font-family: 'Inter', sans-serif;
}

.comparison-table {
    width: 100%;
    border-collapse: collapse;
}

.comparison-table th,
.comparison-table td {
    padding: 15px;
    text-align: left;
    border-bottom: 1px solid #ddd;
}

.comparison-table th {
    background: var(--tech-blue);
    color: var(--white);
    font-weight: 600;
}

.comparison-table tr:hover {
    background: var(--interface-gray);
}

/* Camera Technology Section */
.camera-tech {
    padding: 80px 0;
    background: var(--white);
}

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

.camera-feature {
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
}

.camera-feature:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
}

.camera-feature img {
    width: 100%;
    height: 250px;
    object-fit: cover;
}

.camera-feature h3 {
    padding: 20px 20px 10px;
    font-size: 22px;
    color: var(--graphite);
}

.camera-feature p {
    padding: 0 20px 20px;
    color: #666;
}

/* Reviews Section */
.reviews {
    padding: 80px 0;
    background: var(--interface-gray);
}

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

.review-card {
    background: var(--white);
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.review-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.review-header h4 {
    font-size: 18px;
    color: var(--graphite);
}

.review-rating {
    color: var(--accent-green);
    font-size: 18px;
}

.review-card p {
    color: #666;
    margin-bottom: 15px;
    line-height: 1.6;
}

.review-author {
    display: block;
    font-size: 14px;
    color: var(--tech-blue);
    font-weight: 600;
}

/* AR Try-On Section */
.ar-tryon {
    padding: 80px 0;
    background: var(--white);
}

.ar-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.ar-image img {
    width: 100%;
    border-radius: 15px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
}

.ar-info h3 {
    font-size: 32px;
    margin-bottom: 20px;
    color: var(--graphite);
}

.ar-info p {
    margin-bottom: 20px;
    color: #666;
    line-height: 1.6;
}

.ar-features {
    list-style: none;
    margin-bottom: 30px;
}

.ar-features li {
    padding: 10px 0;
    padding-left: 30px;
    position: relative;
    color: #666;
}

.ar-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent-green);
    font-weight: bold;
    font-size: 18px;
}

/* Specs Deep Dive Section */
.specs-deep {
    padding: 80px 0;
    background: var(--interface-gray);
}

.specs-accordion {
    max-width: 800px;
    margin: 0 auto;
}

.spec-item {
    background: var(--white);
    margin-bottom: 15px;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.spec-header {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 25px;
    background: none;
    border: none;
    cursor: pointer;
    text-align: left;
    transition: var(--transition);
}

.spec-header:hover {
    background: var(--interface-gray);
}

.spec-header h3 {
    font-size: 20px;
    color: var(--graphite);
}

.spec-icon {
    font-size: 24px;
    color: var(--tech-blue);
    transition: var(--transition);
}

.spec-item.active .spec-icon {
    transform: rotate(45deg);
}

.spec-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.spec-item.active .spec-content {
    max-height: 500px;
}

.spec-content ul {
    padding: 0 25px 20px;
    list-style: none;
}

.spec-content li {
    padding: 8px 0;
    padding-left: 25px;
    position: relative;
    color: #666;
}

.spec-content li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--tech-blue);
    font-size: 20px;
}

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

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 50px;
}

.contact-info h3 {
    font-size: 28px;
    margin-bottom: 30px;
    color: var(--graphite);
}

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

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

.contact-item span {
    color: #666;
    line-height: 1.6;
}

.contact-form {
    background: var(--interface-gray);
    padding: 40px;
    border-radius: 15px;
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--graphite);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 2px solid #ddd;
    border-radius: 8px;
    font-size: 16px;
    font-family: 'Inter', sans-serif;
    transition: var(--transition);
}

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

.form-group textarea {
    resize: vertical;
}

/* Footer */
.footer {
    background: var(--graphite);
    color: var(--white);
    padding: 60px 0 20px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-col h4 {
    font-size: 20px;
    margin-bottom: 20px;
    color: var(--accent-green);
}

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

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

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

.footer-col ul li a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: var(--transition);
}

.footer-col ul li a:hover {
    color: var(--accent-green);
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.6);
}

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

@keyframes slideUp {
    from {
        transform: translateY(100%);
    }
    to {
        transform: translateY(0);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background: var(--white);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 20px 0;
        gap: 0;
    }

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

    .nav-menu li {
        margin: 15px 0;
    }

    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-title {
        font-size: 36px;
    }

    .hero-subtitle {
        font-size: 18px;
    }

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

    .features-grid,
    .models-grid,
    .performance-grid,
    .camera-grid,
    .reviews-grid {
        grid-template-columns: 1fr;
    }

    .comparison-select {
        grid-template-columns: 1fr;
    }

    .ar-content,
    .contact-wrapper {
        grid-template-columns: 1fr;
    }

    .cookie-content {
        flex-direction: column;
        text-align: center;
    }

    .comparison-table {
        font-size: 14px;
    }

    .comparison-table th,
    .comparison-table td {
        padding: 10px 5px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 28px;
    }

    .section-title {
        font-size: 26px;
    }

    .contact-form {
        padding: 20px;
    }
}