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

:root {
    /* Color Palette */
    --primary-color: #ff00ff;
    --secondary-color: #00ffff;
    --accent-color: #ffff00;
    --dark-bg: #0a0a0a;
    --dark-secondary: #1a1a1a;
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
    
    /* Neon Colors */
    --neon-pink: #ff10f0;
    --neon-blue: #00d9ff;
    --neon-purple: #9945ff;
    --neon-green: #39ff14;
    
    /* Fonts */
    --font-primary: 'Orbitron', sans-serif;
    --font-secondary: 'Noto Sans JP', sans-serif;
}

html {
    scroll-behavior: smooth;
}

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

/* Loading Screen */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: var(--dark-bg);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.5s, visibility 0.5s;
}

.loading-screen.hidden {
    opacity: 0;
    visibility: hidden;
}

.loading-content {
    text-align: center;
}

.loading-text {
    font-family: var(--font-primary);
    font-size: 2rem;
    font-weight: 900;
    background: linear-gradient(45deg, var(--neon-pink), var(--neon-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 2rem;
    letter-spacing: 0.2em;
}

.loading-bar {
    width: 300px;
    height: 4px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 2px;
    overflow: hidden;
}

.loading-progress {
    height: 100%;
    background: linear-gradient(90deg, var(--neon-pink), var(--neon-blue));
    width: 0;
    transition: width 0.3s ease;
}

.loading-percentage {
    margin-top: 1rem;
    font-family: var(--font-primary);
    color: var(--neon-blue);
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 0.3rem 0;
    background: rgba(10, 10, 10, 0.8);
    backdrop-filter: blur(10px);
    z-index: 1000;
    transition: all 0.3s ease;
}

.navbar.scrolled {
    padding: 0.2rem 0;
    background: rgba(10, 10, 10, 0.95);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

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

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

.logo-img {
    height: 100px;
    width: auto;
    transition: all 0.3s ease;
}

.logo-img:hover {
    filter: drop-shadow(0 0 10px var(--neon-pink));
    transform: scale(1.05);
}

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

.logo-accent {
    color: var(--neon-pink);
    text-shadow: 0 0 20px var(--neon-pink);
}

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

.nav-link {
    color: var(--text-primary);
    text-decoration: none;
    font-family: var(--font-primary);
    font-size: 0.9rem;
    letter-spacing: 0.1em;
    transition: all 0.3s ease;
    position: relative;
}

.nav-link:hover {
    color: var(--neon-blue);
    text-shadow: 0 0 10px var(--neon-blue);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--neon-blue);
    transition: width 0.3s ease;
}

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

.nav-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    gap: 4px;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    transition: all 0.3s ease;
}

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

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background-image: url('../assets/images/hero-background.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.particle-field {
    position: absolute;
    width: 100%;
    height: 100%;
    background: radial-gradient(ellipse at center, transparent 0%, var(--dark-bg) 100%);
}

.grid-overlay {
    position: absolute;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(255, 0, 255, 0.1) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 0, 255, 0.1) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: grid-move 20s linear infinite;
}

.hero-content {
    text-align: center;
    z-index: 1;
}

.hero-date {
    font-family: var(--font-primary);
    font-size: 1.2rem;
    color: var(--neon-blue);
    letter-spacing: 0.3em;
    margin-bottom: 2rem;
    text-shadow: 0 0 20px var(--neon-blue);
}

.hero-title {
    font-family: var(--font-primary);
    font-size: clamp(3rem, 10vw, 7rem);
    font-weight: 900;
    line-height: 0.9;
    margin-bottom: 1rem;
}

.title-line {
    display: block;
    background: linear-gradient(45deg, var(--text-primary), var(--text-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.title-line.accent {
    background: linear-gradient(45deg, var(--neon-pink), var(--neon-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 80px var(--neon-pink);
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 3rem;
    letter-spacing: 0.05em;
}

.hero-cta {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    padding: 1rem 2.5rem;
    font-family: var(--font-primary);
    font-size: 0.9rem;
    letter-spacing: 0.1em;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    text-transform: uppercase;
}

.btn-primary {
    background: linear-gradient(45deg, var(--neon-pink), var(--neon-purple));
    color: var(--text-primary);
    box-shadow: 0 0 30px rgba(255, 16, 240, 0.5);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 50px rgba(255, 16, 240, 0.8);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid var(--neon-blue);
    box-shadow: 0 0 20px rgba(0, 217, 255, 0.3);
}

.btn-secondary:hover {
    background: var(--neon-blue);
    box-shadow: 0 0 40px rgba(0, 217, 255, 0.6);
}

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    animation: bounce 2s infinite;
}

.scroll-indicator span {
    font-family: var(--font-primary);
    font-size: 0.8rem;
    letter-spacing: 0.2em;
    color: var(--text-secondary);
}

.scroll-arrow {
    width: 20px;
    height: 30px;
    margin: 0.5rem auto;
    border: 2px solid var(--text-secondary);
    border-radius: 10px;
    position: relative;
}

.scroll-arrow::after {
    content: '';
    position: absolute;
    top: 5px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 8px;
    background: var(--text-secondary);
    border-radius: 2px;
    animation: scroll-arrow-move 1.5s infinite;
}

/* Section Styles */
section {
    padding: 5rem 0;
}

.section-title {
    text-align: center;
    margin-bottom: 4rem;
}

.title-en {
    display: block;
    font-family: var(--font-primary);
    font-size: 3rem;
    font-weight: 900;
    background: linear-gradient(45deg, var(--neon-pink), var(--neon-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 0.1em;
    margin-bottom: 0.5rem;
}

.title-jp {
    display: block;
    font-size: 1rem;
    color: var(--text-secondary);
    letter-spacing: 0.3em;
}

/* Lineup Section */
.lineup {
    background: var(--dark-secondary);
}

.lineup-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.artist-card {
    position: relative;
    overflow: hidden;
    border-radius: 10px;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.artist-card:hover {
    transform: translateY(-10px);
}

.artist-image {
    position: relative;
    height: 400px;
    overflow: hidden;
}

.artist-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

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

.artist-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 2rem;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.9), transparent);
    transform: translateY(100%);
    transition: transform 0.3s ease;
}

.artist-card:hover .artist-overlay {
    transform: translateY(0);
}

.artist-info h3 {
    font-family: var(--font-primary);
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    text-shadow: 0 0 20px currentColor;
}

.artist-info p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Schedule Section */
.schedule-tabs {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
}

.tab-btn {
    padding: 1rem 2rem;
    background: transparent;
    border: 2px solid var(--neon-purple);
    color: var(--text-primary);
    font-family: var(--font-primary);
    letter-spacing: 0.1em;
    cursor: pointer;
    transition: all 0.3s ease;
}

.tab-btn.active,
.tab-btn:hover {
    background: var(--neon-purple);
    box-shadow: 0 0 30px rgba(153, 69, 255, 0.6);
}

.schedule-day {
    display: none;
}

.schedule-day.active {
    display: block;
}

.time-slot {
    display: flex;
    gap: 2rem;
    padding: 2rem;
    margin-bottom: 1rem;
    background: rgba(255, 255, 255, 0.02);
    border-left: 3px solid var(--neon-pink);
    transition: all 0.3s ease;
}

.time-slot:hover {
    background: rgba(255, 255, 255, 0.05);
    transform: translateX(10px);
}

.time {
    font-family: var(--font-primary);
    font-size: 1.5rem;
    color: var(--neon-blue);
    min-width: 100px;
}

.event h4 {
    font-family: var(--font-primary);
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

.event p {
    color: var(--text-secondary);
}

/* Tickets Section */
.tickets {
    background: var(--dark-secondary);
}

.ticket-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.ticket-card {
    background: rgba(255, 255, 255, 0.02);
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    padding: 0;
    text-align: center;
    position: relative;
    transition: all 0.3s ease;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.ticket-card:hover {
    transform: translateY(-10px);
    border-color: var(--neon-blue);
    box-shadow: 0 0 30px rgba(0, 217, 255, 0.3);
}

.ticket-card.featured {
    border-color: var(--neon-pink);
    box-shadow: 0 0 50px rgba(255, 16, 240, 0.3);
}

.ticket-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(45deg, var(--neon-pink), var(--neon-purple));
    padding: 0.5rem 1.5rem;
    border-radius: 20px;
    font-family: var(--font-primary);
    font-size: 0.8rem;
    letter-spacing: 0.1em;
}

.ticket-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
    position: relative;
}

.ticket-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.ticket-card:hover .ticket-image img {
    transform: scale(1.05);
}

.ticket-content {
    padding: 2rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.ticket-header h3 {
    font-family: var(--font-primary);
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.ticket-price {
    font-size: 2.5rem;
    font-weight: 900;
    background: linear-gradient(45deg, var(--neon-blue), var(--neon-green));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 2rem;
}

.ticket-features {
    list-style: none;
    margin-bottom: 2rem;
    flex: 1;
}

.ticket-features li {
    padding: 0.5rem 0;
    color: var(--text-secondary);
    position: relative;
    padding-left: 1.5rem;
}

.ticket-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--neon-green);
}

.btn-ticket {
    width: 100%;
    background: transparent;
    border: 2px solid var(--neon-blue);
    color: var(--text-primary);
}

.btn-ticket:hover {
    background: var(--neon-blue);
}

.btn-featured {
    background: linear-gradient(45deg, var(--neon-pink), var(--neon-purple));
    border: none;
}

/* Access Section */
.access-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: start;
}

.venue-info h3 {
    font-family: var(--font-primary);
    font-size: 2rem;
    margin-bottom: 1rem;
    background: linear-gradient(45deg, var(--neon-pink), var(--neon-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.venue-address {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.access-method {
    margin-bottom: 2rem;
}

.access-method h4 {
    font-family: var(--font-primary);
    margin-bottom: 1rem;
    color: var(--neon-purple);
}

.access-method ul {
    list-style: none;
    padding-left: 1rem;
}

.access-method li {
    padding: 0.5rem 0;
    color: var(--text-secondary);
    position: relative;
    padding-left: 1.5rem;
}

.access-method li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--neon-blue);
}

.map-container {
    height: 400px;
    position: relative;
}

.cyber-map {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #0a0a0a, #1a1a1a);
    border: 2px solid var(--neon-purple);
    border-radius: 10px;
    position: relative;
    overflow: hidden;
}

.map-overlay {
    position: absolute;
    width: 100%;
    height: 100%;
}

.map-grid {
    position: absolute;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(153, 69, 255, 0.1) 1px, transparent 1px),
        linear-gradient(90deg, rgba(153, 69, 255, 0.1) 1px, transparent 1px);
    background-size: 30px 30px;
}

.location-marker {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 30px;
    height: 30px;
    background: var(--neon-pink);
    border-radius: 50%;
    box-shadow: 0 0 50px var(--neon-pink);
    animation: pulse 2s infinite;
}

.location-marker::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 50px;
    height: 50px;
    border: 2px solid var(--neon-pink);
    border-radius: 50%;
    animation: ripple 2s infinite;
}

/* Footer */
.footer {
    background: var(--dark-bg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 2rem;
}

.footer-logo {
    margin-bottom: 1rem;
}

.footer-logo-img {
    height: 120px;
    width: auto;
    transition: all 0.3s ease;
}

.footer-logo-img:hover {
    filter: drop-shadow(0 0 15px var(--neon-pink));
}

.footer-brand p {
    color: var(--text-secondary);
}

.footer-links h4,
.footer-social h4 {
    font-family: var(--font-primary);
    margin-bottom: 1rem;
    color: var(--neon-blue);
}

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

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    display: block;
    padding: 0.5rem 0;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: var(--neon-pink);
}

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

.social-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: var(--text-primary);
    text-decoration: none;
    font-family: var(--font-primary);
    font-size: 0.8rem;
    transition: all 0.3s ease;
}

.social-icon:hover {
    background: var(--neon-purple);
    border-color: var(--neon-purple);
    transform: translateY(-5px);
    box-shadow: 0 0 20px rgba(153, 69, 255, 0.6);
}

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

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .hero-title {
        font-size: clamp(2.5rem, 8vw, 5rem);
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        max-width: 300px;
    }
    
    .lineup-grid {
        grid-template-columns: 1fr;
    }
    
    .ticket-grid {
        grid-template-columns: 1fr;
    }
    
    .access-content {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .social-icons {
        justify-content: center;
    }
    
    .time-slot {
        flex-direction: column;
        gap: 0.5rem;
    }
}