/* assets/css/style.css */
:root {
    --bg-dark: #0a0a0a;
    --bg-darker: #050505;
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
    --accent-primary: #00ff88;
    --accent-secondary: #ff3366;
    --border-color: #5b5b5b;
    --card-bg: #111111;
}

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

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

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

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 16px 0;
    border-bottom: 1px solid var(--border-color);
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    text-decoration: none;
}

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

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

.nav-menu {
    display: flex;
    gap: 32px;
    list-style: none;
}

.nav-menu a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s;
    font-weight: 500;
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--accent-primary);
}

.language-switcher {
    display: flex;
    gap: 8px;
}

.lang-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    font-weight: 500;
    transition: color 0.3s;
}

.lang-btn:hover,
.lang-btn.active {
    color: var(--accent-primary);
}

.lang-divider {
    color: var(--text-secondary);
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.5rem;
    cursor: pointer;
}

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

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #0a0a0a 0%, #1a1a2e 100%);
    z-index: -1;
}

.hero-bg::before {
    content: '';
    position: absolute;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(0,255,136,0.1) 0%, transparent 50%);
    animation: pulse 10s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: translate(-25%, -25%) scale(1); opacity: 0.5; }
    50% { transform: translate(-25%, -25%) scale(1.1); opacity: 0.3; }
}

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

.hero-title {
    font-size: 4rem;
    font-weight: 800;
    margin-bottom: 16px;
    background: linear-gradient(135deg, #fff 0%, var(--accent-primary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--accent-primary);
    margin-bottom: 16px;
}

.hero-description {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: 32px;
}

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

/* Buttons */
.btn {
    padding: 12px 32px;
    border-radius: 4px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
    display: inline-block;
}

.btn-primary {
    background: var(--accent-primary);
    color: #0a0a0a;
}

.btn-primary:hover {
    background: #00e677;
    transform: translateY(-2px);
}

.btn-outline {
    border: 2px solid var(--accent-primary);
    color: var(--text-primary);
    background: #0a0a0a;
}

.btn-outline:hover {
    background: var(--accent-primary);
    color: #0a0a0a;
    transform: translateY(-2px);
}

/* Sections */
section {
    padding: 80px 0;
}

.section-title {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 16px;
}

.section-subtitle {
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: 48px;
}

/* Release Cards */
.releases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 32px;
}

.release-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
    transition: transform 0.3s;
}

.release-card:hover {
    transform: translateY(-4px);
}

.release-image {
    width: 100%;
    aspect-ratio: 1;
    overflow: hidden;
}

.release-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.release-info {
    padding: 20px;
}

.release-info h3 {
    font-size: 1.25rem;
    margin-bottom: 8px;
}

.artist {
    color: var(--accent-primary);
    margin-bottom: 4px;
}

.release-date {
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin-bottom: 12px;
}

.streaming-links {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.stream-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.875rem;
    transition: color 0.3s;
}

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

/* Featured Article */
.featured-article {
    background: var(--bg-darker);
}

.article-preview {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
}

.article-category {
    display: inline-block;
    background: var(--accent-primary);
    color: #0a0a0a;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    margin-bottom: 16px;
}

.article-preview-content h2 {
    font-size: 2rem;
    margin-bottom: 16px;
}

.article-preview-image img {
    width: 100%;
    border-radius: 8px;
}

/* Diary Cards */
.diary-preview-grid,
.diary-grid,
.catalog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 32px;
}

.diary-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
    cursor: pointer;
    transition: transform 0.3s;
}

.diary-card:hover {
    transform: translateY(-4px);
}

.diary-image {
    position: relative;
    aspect-ratio: 16/9;
    overflow: hidden;
}

.diary-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.video-badge {
    position: absolute;
    top: 12px;
    right: 12px;
    background: rgba(0,0,0,0.7);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.diary-info {
    padding: 20px;
}

.diary-date {
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin-bottom: 8px;
}

.diary-description {
    color: var(--text-secondary);
    margin-bottom: 12px;
}

.read-more {
    color: var(--accent-primary);
    text-decoration: none;
    font-weight: 500;
}

/* Filters */
.diary-filters,
.catalog-filters {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-bottom: 48px;
    flex-wrap: wrap;
}

.filter-btn {
    background: none;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 8px 24px;
    border-radius: 30px;
    cursor: pointer;
    transition: all 0.3s;
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--accent-primary);
    color: #0a0a0a;
    border-color: var(--accent-primary);
}

/* Demo Page */
.demo-page {
    min-height: calc(100vh - 200px);
    padding-top: 100px;
}

.demo-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: start;
}

.guidelines-box {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 24px;
    margin-bottom: 32px;
}

.guidelines-box h3 {
    margin-bottom: 16px;
}

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

.demo-form label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
}

.demo-form input,
.demo-form textarea,
.demo-form select {
    width: 100%;
    padding: 12px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    border-radius: 4px;
    font-family: inherit;
}

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

.demo-visual img {
    width: 100%;
    border-radius: 8px;
}

/* Article Page */
.article-page {
    padding-top: 100px;
    padding-bottom: 80px;
}

.back-link {
    display: inline-block;
    color: var(--text-secondary);
    text-decoration: none;
    margin-bottom: 32px;
    transition: color 0.3s;
}

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

.article-header {
    margin-bottom: 48px;
}

.article-header h1 {
    font-size: 3rem;
    margin-bottom: 16px;
}

.article-meta {
    color: var(--text-secondary);
    display: flex;
    gap: 24px;
}

.article-content {
    max-width: 800px;
    margin: 0 auto;
}

.article-content h2 {
    font-size: 1.75rem;
    margin: 32px 0 16px;
}

.article-content p {
    margin-bottom: 16px;
    color: var(--text-secondary);
}

.article-image {
    margin: 32px 0;
}

.article-image img {
    width: 100%;
    border-radius: 8px;
}

.article-image .caption {
    text-align: center;
    font-size: 0.875rem;
    margin-top: 8px;
}

.article-share {
    margin-top: 48px;
    padding-top: 32px;
    border-top: 1px solid var(--border-color);
}

.share-buttons {
    display: flex;
    gap: 12px;
    margin-top: 16px;
}

.share-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--card-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    text-decoration: none;
    transition: all 0.3s;
}

.share-btn:hover {
    background: var(--accent-primary);
    color: #0a0a0a;
}

/* Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
}

.modal-content {
    background: var(--card-bg);
    max-width: 500px;
    width: 90%;
    padding: 32px;
    border-radius: 8px;
    position: relative;
}

.modal-close {
    position: absolute;
    top: 16px;
    right: 20px;
    font-size: 28px;
    cursor: pointer;
    color: var(--text-secondary);
}

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

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

.footer-section h3,
.footer-section h4 {
    margin-bottom: 20px;
}

.footer-section p {
    color: var(--text-secondary);
    margin-bottom: 20px;
}

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

.social-links a {
    color: var(--text-secondary);
    font-size: 1.25rem;
    transition: color 0.3s;
}

.social-links a:hover {
    color: var(--accent-primary);
}

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

.footer-section ul li {
    margin-bottom: 12px;
}

.footer-section ul li a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s;
}

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

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

/* Responsive */
@media (max-width: 768px) {
    .mobile-menu-btn {
        display: block;
    }
    
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: var(--bg-dark);
        flex-direction: column;
        padding: 20px;
        text-align: center;
        border-bottom: 1px solid var(--border-color);
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .article-preview {
        grid-template-columns: 1fr;
    }
    
    .demo-grid {
        grid-template-columns: 1fr;
    }
    
    .releases-grid,
    .diary-preview-grid,
    .diary-grid,
    .catalog-grid {
        grid-template-columns: 1fr;
    }
    
    .article-header h1 {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
}