/* CSS Variables */
:root {
    --primary-color: #200f0f;
    --secondary-color: #b27c62;
    --accent-color: #e1d2ce;
    --highlight-color: #81312c;
    --text-light: #ffffff;
    --text-dark: #333333;
    --text-muted: #666666;
    --bg-light: #f8f9fa;
    --bg-dark: #1a1a1a;
    --border-color: #e0e0e0;
    --shadow-light: 0 2px 10px rgba(0, 0, 0, 0.1);
    --shadow-medium: 0 4px 20px rgba(0, 0, 0, 0.15);
    --shadow-heavy: 0 8px 30px rgba(0, 0, 0, 0.2);
    --transition: all 0.3s ease;
    --border-radius: 8px;
    --font-family: 'Noto Sans SC', sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--text-light);
    overflow-x: hidden;
}

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

/* Header Styles */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(32, 15, 15, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    transition: var(--transition);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-logo a {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: var(--text-light);
    font-weight: 600;
    font-size: 1.2rem;
    transition: var(--transition);
}

.nav-logo a:hover {
    color: var(--secondary-color);
}

.logo-img {
    width: 32px;
    height: 32px;
    margin-right: 10px;
    border-radius: 50%;
}

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

.nav-link {
    color: var(--text-light);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 8px;
}

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

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

.bar {
    width: 25px;
    height: 3px;
    background-color: var(--text-light);
    margin: 3px 0;
    transition: var(--transition);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--highlight-color) 100%);
    color: var(--text-light);
    padding: 120px 0 80px;
    position: relative;
    overflow: hidden;
}

.hero::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="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="1" fill="rgba(255,255,255,0.1)"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.1;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    position: relative;
    z-index: 2;
}

.hero-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.hero-badge {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.hero-badge span {
    background: rgba(255, 255, 255, 0.2);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 500;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 10px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
    font-size: 1.5rem;
    font-weight: 400;
    margin-bottom: 30px;
    opacity: 0.9;
}

.hero-description {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 30px;
    opacity: 0.9;
}

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

.feature-tag {
    background: var(--secondary-color);
    color: var(--text-light);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 500;
    box-shadow: var(--shadow-light);
}

.hero-actions {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 15px 30px;
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    box-shadow: var(--shadow-light);
}

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

.btn-primary:hover {
    background: var(--highlight-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
}

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

.btn-secondary:hover {
    background: var(--text-light);
    color: var(--primary-color);
    transform: translateY(-2px);
}

.btn-small {
    padding: 8px 16px;
    font-size: 0.9rem;
}

/* Section Styles */
section {
    padding: 80px 0;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 50px;
    color: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
}

.section-title i {
    color: var(--secondary-color);
}

/* News Section */
.news {
    background: var(--bg-light);
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.news-item {
    background: var(--text-light);
    border-radius: var(--border-radius);
    padding: 30px;
    box-shadow: var(--shadow-light);
    transition: var(--transition);
    display: flex;
    gap: 20px;
}

.news-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}

.news-date {
    display: flex;
    flex-direction: column;
    align-items: center;
    min-width: 80px;
    background: var(--primary-color);
    color: var(--text-light);
    padding: 15px;
    border-radius: var(--border-radius);
    text-align: center;
}

.news-date .day {
    font-size: 1.5rem;
    font-weight: 700;
    line-height: 1;
}

.news-date .month {
    font-size: 0.9rem;
    opacity: 0.8;
}

.news-date .year {
    font-size: 0.8rem;
    opacity: 0.7;
}

.news-content {
    flex: 1;
}

.news-title {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--primary-color);
}

.news-excerpt {
    color: var(--text-muted);
    margin-bottom: 15px;
    line-height: 1.6;
}

.news-link {
    color: var(--secondary-color);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
}

.news-link:hover {
    color: var(--highlight-color);
}

/* Gallery Section */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.gallery-item {
    position: relative;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-light);
    transition: var(--transition);
    cursor: pointer;
}

.gallery-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}

.gallery-img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    transition: var(--transition);
}

.gallery-item:hover .gallery-img {
    transform: scale(1.05);
}

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

.gallery-overlay i {
    color: var(--text-light);
    font-size: 2rem;
}

/* Reviews Section */
.reviews {
    background: var(--bg-light);
}

.reviews-stats {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 50px;
    flex-wrap: wrap;
    gap: 30px;
}

.rating-overview {
    text-align: center;
}

.rating-score {
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.rating-stars {
    display: flex;
    justify-content: center;
    gap: 5px;
    margin-bottom: 10px;
}

.rating-stars i {
    color: #ffd700;
    font-size: 1.2rem;
}

.rating-count {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.rating-tags {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.tag {
    background: var(--accent-color);
    color: var(--primary-color);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 500;
}

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

.review-item {
    background: var(--text-light);
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-light);
    transition: var(--transition);
}

.review-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}

.review-stars {
    display: flex;
    gap: 5px;
    margin-bottom: 15px;
}

.review-stars i {
    color: #ffd700;
}

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

.review-author {
    color: var(--text-muted);
    font-weight: 500;
}

/* Updates Section */
.updates-timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.updates-timeline::before {
    content: '';
    position: absolute;
    left: 30px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--border-color);
}

.update-item {
    position: relative;
    margin-bottom: 40px;
    padding-left: 80px;
}

.update-item::before {
    content: '';
    position: absolute;
    left: 21px;
    top: 10px;
    width: 20px;
    height: 20px;
    background: var(--secondary-color);
    border-radius: 50%;
    border: 4px solid var(--text-light);
    box-shadow: var(--shadow-light);
}

.update-date {
    position: absolute;
    left: 0;
    top: 0;
    background: var(--primary-color);
    color: var(--text-light);
    padding: 8px 16px;
    border-radius: var(--border-radius);
    font-weight: 600;
    font-size: 0.9rem;
}

.update-content {
    background: var(--text-light);
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-light);
    transition: var(--transition);
}

.update-content:hover {
    box-shadow: var(--shadow-medium);
}

.update-version {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.update-features {
    list-style: none;
    margin-bottom: 20px;
}

.update-features li {
    padding: 5px 0;
    padding-left: 20px;
    position: relative;
}

.update-features li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--secondary-color);
    font-weight: bold;
}

.update-download {
    text-align: right;
}

/* FAQ Section */
.faq {
    background: var(--bg-light);
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--text-light);
    border-radius: var(--border-radius);
    margin-bottom: 20px;
    box-shadow: var(--shadow-light);
    overflow: hidden;
}

.faq-question {
    padding: 25px 30px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition);
    border-bottom: 1px solid var(--border-color);
}

.faq-question:hover {
    background: var(--bg-light);
}

.faq-question h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--primary-color);
}

.faq-question i {
    color: var(--secondary-color);
    transition: var(--transition);
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

.faq-answer {
    padding: 0 30px;
    max-height: 0;
    overflow: hidden;
    transition: var(--transition);
}

.faq-item.active .faq-answer {
    padding: 25px 30px;
    max-height: 200px;
}

.faq-answer p {
    color: var(--text-muted);
    line-height: 1.6;
}

/* Footer */
.footer {
    background: var(--primary-color);
    color: var(--text-light);
    padding: 60px 0 30px;
}

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

.footer-section h3 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--secondary-color);
}

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

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

.footer-section ul li a {
    color: var(--accent-color);
    text-decoration: none;
    transition: var(--transition);
}

.footer-section ul li a:hover {
    color: var(--text-light);
}

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

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--secondary-color);
    color: var(--text-light);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    box-shadow: var(--shadow-medium);
    transition: var(--transition);
    opacity: 0;
    visibility: hidden;
    z-index: 1000;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background: var(--highlight-color);
    transform: translateY(-3px);
    box-shadow: var(--shadow-heavy);
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: var(--primary-color);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: var(--shadow-medium);
        padding: 20px 0;
    }

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

    .nav-toggle {
        display: flex;
    }

    .nav-toggle.active .bar:nth-child(2) {
        opacity: 0;
    }

    .nav-toggle.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }

    .nav-toggle.active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.2rem;
    }

    .hero-badge {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 10px;
        max-width: 300px;
        margin: 0 auto 20px;
    }

    .hero-actions {
        flex-direction: column;
        align-items: center;
    }

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

    .news-item {
        flex-direction: column;
        text-align: center;
    }

    .news-date {
        align-self: center;
    }

    .reviews-stats {
        flex-direction: column;
        text-align: center;
    }

    .updates-timeline::before {
        left: 15px;
    }

    .update-item {
        padding-left: 50px;
    }

    .update-item::before {
        left: 6px;
    }

    .update-date {
        position: relative;
        margin-bottom: 15px;
    }

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

    .back-to-top {
        bottom: 20px;
        right: 20px;
        width: 45px;
        height: 45px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .hero {
        padding: 100px 0 60px;
    }

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

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

    .hero-badge {
        max-width: 280px;
        gap: 8px;
    }

    .hero-badge span {
        font-size: 0.8rem;
        padding: 6px 12px;
    }

    section {
        padding: 60px 0;
    }

    .news-grid,
    .gallery-grid,
    .reviews-carousel {
        grid-template-columns: 1fr;
    }

    .news-item,
    .review-item,
    .update-content {
        padding: 20px;
    }

    .faq-question {
        padding: 20px;
    }

    .faq-item.active .faq-answer {
        padding: 20px;
    }
}

/* Animation Classes */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

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

/* Smooth scrolling for older browsers */
@media (prefers-reduced-motion: no-preference) {
    html {
        scroll-behavior: smooth;
    }
}

/* Print styles */
@media print {
    .header,
    .back-to-top {
        display: none;
    }
    
    .hero {
        background: none;
        color: var(--text-dark);
    }
    
    section {
        padding: 20px 0;
    }
}