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

:root {
    --cyber-blue: #00d9ff;
    --cyber-pink: #ff006e;
    --cyber-green: #39ff14;
    --dark-bg: #0a0a0f;
    --panel-bg: #1a1a2e;
    --text-primary: #e0e0e0;
    --text-secondary: #8892b0;
    --grid-color: #1e3a8a;
}

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

/* Age Verification */
.age-verification {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(10, 10, 15, 0.98);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    backdrop-filter: blur(10px);
}

.age-verification.hidden {
    display: none;
}

.age-box {
    background: var(--panel-bg);
    border: 3px solid var(--cyber-blue);
    padding: 50px 40px;
    max-width: 500px;
    text-align: center;
    box-shadow: 0 0 40px rgba(0, 217, 255, 0.5);
    position: relative;
}

.age-box::before {
    content: '';
    position: absolute;
    top: -3px;
    left: -3px;
    right: -3px;
    bottom: -3px;
    background: linear-gradient(45deg, var(--cyber-blue), var(--cyber-pink), var(--cyber-green));
    z-index: -1;
    opacity: 0.3;
    filter: blur(20px);
}

.age-logo {
    font-size: 70px;
    margin-bottom: 20px;
    animation: pulse-glow 2s ease-in-out infinite;
}

@keyframes pulse-glow {
    0%, 100% { filter: drop-shadow(0 0 10px var(--cyber-blue)); }
    50% { filter: drop-shadow(0 0 20px var(--cyber-pink)); }
}

.age-box h2 {
    font-family: 'Share Tech Mono', monospace;
    font-size: 32px;
    letter-spacing: 3px;
    margin-bottom: 20px;
    color: var(--cyber-blue);
}

.age-message, .age-question {
    font-size: 16px;
    margin-bottom: 15px;
    color: var(--text-secondary);
}

.age-options {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin-top: 30px;
}

.age-accept, .age-deny {
    padding: 15px 30px;
    font-family: 'Share Tech Mono', monospace;
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 2px;
    border: 2px solid;
    background: transparent;
    cursor: pointer;
    transition: all 0.3s ease;
}

.age-accept {
    border-color: var(--cyber-green);
    color: var(--cyber-green);
}

.age-accept:hover {
    background: var(--cyber-green);
    color: var(--dark-bg);
    box-shadow: 0 0 20px var(--cyber-green);
}

.age-deny {
    border-color: var(--cyber-pink);
    color: var(--cyber-pink);
}

.age-deny:hover {
    background: var(--cyber-pink);
    color: var(--dark-bg);
}

/* Header */
.top-header {
    background: var(--panel-bg);
    border-bottom: 2px solid var(--cyber-blue);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 5px 20px rgba(0, 217, 255, 0.3);
}

.header-wrapper {
    max-width: 1400px;
    margin: 0 auto;
    padding: 15px 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.brand {
    display: flex;
    align-items: center;
    gap: 10px;
}

.brand-icon {
    font-size: 32px;
}

.brand-name {
    font-family: 'Share Tech Mono', monospace;
    font-size: 28px;
    font-weight: 700;
    letter-spacing: 3px;
    color: var(--cyber-blue);
    text-shadow: 0 0 10px var(--cyber-blue);
}

.menu-btn {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    gap: 5px;
}

.menu-line {
    width: 30px;
    height: 3px;
    background: var(--cyber-blue);
    transition: 0.3s;
}

.main-nav {
    display: flex;
    gap: 30px;
}

.nav-item {
    color: var(--text-secondary);
    text-decoration: none;
    font-family: 'Share Tech Mono', monospace;
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 2px;
    transition: all 0.3s ease;
    position: relative;
}

.nav-item:hover, .nav-item.active {
    color: var(--cyber-blue);
    text-shadow: 0 0 10px var(--cyber-blue);
}

.nav-item.active::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--cyber-blue);
    box-shadow: 0 0 10px var(--cyber-blue);
}

/* Hero Section */
.hero-section {
    position: relative;
    padding: 120px 30px;
    overflow: hidden;
    background: linear-gradient(180deg, var(--dark-bg) 0%, var(--panel-bg) 100%);
}

.grid-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(var(--grid-color) 1px, transparent 1px),
        linear-gradient(90deg, var(--grid-color) 1px, transparent 1px);
    background-size: 50px 50px;
    opacity: 0.3;
    animation: grid-move 20s linear infinite;
}

@keyframes grid-move {
    0% { transform: perspective(500px) rotateX(60deg) translateY(0); }
    100% { transform: perspective(500px) rotateX(60deg) translateY(50px); }
}

.hero-container {
    position: relative;
    z-index: 1;
    max-width: 1000px;
    margin: 0 auto;
    text-align: center;
}

.main-title {
    font-family: 'Share Tech Mono', monospace;
    font-size: 56px;
    font-weight: 700;
    letter-spacing: 5px;
    margin-bottom: 25px;
    background: linear-gradient(90deg, var(--cyber-blue), var(--cyber-pink), var(--cyber-green));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradient-shift 3s ease infinite;
}

@keyframes gradient-shift {
    0%, 100% { filter: hue-rotate(0deg); }
    50% { filter: hue-rotate(20deg); }
}

.hero-description {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 40px;
    line-height: 1.8;
}

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

.stat-box {
    background: rgba(0, 217, 255, 0.05);
    border: 2px solid var(--cyber-blue);
    padding: 20px 30px;
    min-width: 200px;
}

.stat-icon {
    font-size: 32px;
    margin-bottom: 10px;
}

.stat-text {
    font-family: 'Share Tech Mono', monospace;
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 2px;
    color: var(--cyber-blue);
}

/* Content Sections */
section {
    padding: 80px 30px;
}

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

.content-container-wide {
    max-width: 1400px;
    margin: 0 auto;
}

.section-heading {
    font-family: 'Share Tech Mono', monospace;
    font-size: 42px;
    letter-spacing: 4px;
    text-align: center;
    margin-bottom: 40px;
    color: var(--cyber-blue);
    text-shadow: 0 0 15px var(--cyber-blue);
}

/* Intro Section */
.intro-section {
    background: var(--dark-bg);
}

.intro-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 30px;
}

.intro-panel {
    background: var(--panel-bg);
    border-left: 3px solid var(--cyber-blue);
    padding: 30px;
}

.intro-panel p {
    color: var(--text-secondary);
    font-size: 16px;
    margin-bottom: 20px;
}

/* Notice Section */
.notice-section {
    background: var(--panel-bg);
}

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

.notice-block {
    border: 2px solid;
    padding: 30px;
    position: relative;
    overflow: hidden;
}

.notice-block::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: currentColor;
}

.red-block {
    border-color: var(--cyber-pink);
    background: rgba(255, 0, 110, 0.05);
}

.blue-block {
    border-color: var(--cyber-blue);
    background: rgba(0, 217, 255, 0.05);
}

.orange-block {
    border-color: var(--cyber-green);
    background: rgba(57, 255, 20, 0.05);
}

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

.notice-icon {
    font-size: 36px;
}

.notice-block h3 {
    font-family: 'Share Tech Mono', monospace;
    font-size: 20px;
    letter-spacing: 2px;
}

.notice-block p {
    color: var(--text-secondary);
    font-size: 15px;
}

/* Game Feature */
.game-feature {
    background: var(--dark-bg);
}

.feature-desc {
    text-align: center;
    color: var(--text-secondary);
    max-width: 800px;
    margin: 0 auto 40px;
    font-size: 17px;
}

.game-display {
    max-width: 1000px;
    margin: 0 auto 30px;
    border: 3px solid var(--cyber-blue);
    box-shadow: 0 0 30px rgba(0, 217, 255, 0.4);
}

.game-iframe {
    width: 100%;
    height: 600px;
    border: none;
    display: block;
}

.action-btn {
    display: inline-block;
    margin: 0 auto;
    padding: 18px 40px;
    background: transparent;
    border: 2px solid var(--cyber-blue);
    color: var(--cyber-blue);
    text-decoration: none;
    font-family: 'Share Tech Mono', monospace;
    font-size: 16px;
    font-weight: 700;
    letter-spacing: 2px;
    transition: all 0.3s ease;
    display: table;
}

.action-btn:hover {
    background: var(--cyber-blue);
    color: var(--dark-bg);
    box-shadow: 0 0 30px var(--cyber-blue);
}

/* Features Grid */
.features-section {
    background: var(--panel-bg);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
}

.feature-card {
    background: var(--dark-bg);
    border: 2px solid rgba(0, 217, 255, 0.3);
    padding: 30px 25px;
    text-align: center;
    transition: all 0.3s ease;
}

.feature-card:hover {
    border-color: var(--cyber-blue);
    box-shadow: 0 0 20px rgba(0, 217, 255, 0.3);
    transform: translateY(-5px);
}

.feature-symbol {
    font-size: 48px;
    margin-bottom: 20px;
}

.feature-card h3 {
    font-family: 'Share Tech Mono', monospace;
    font-size: 18px;
    letter-spacing: 2px;
    margin-bottom: 15px;
    color: var(--cyber-blue);
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 14px;
}

/* Info Section */
.info-section {
    background: var(--dark-bg);
}

.info-content {
    max-width: 1000px;
    margin: 0 auto;
}

.info-content p {
    color: var(--text-secondary);
    font-size: 16px;
    margin-bottom: 20px;
    text-align: center;
}

/* Responsible Section */
.responsible-section {
    background: var(--panel-bg);
}

.resources-intro {
    text-align: center;
    color: var(--text-secondary);
    max-width: 800px;
    margin: 0 auto 30px;
}

.resources-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
    max-width: 600px;
    margin: 0 auto;
}

.resource-item {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 20px 30px;
    background: var(--dark-bg);
    border: 2px solid var(--cyber-blue);
    color: var(--cyber-blue);
    text-decoration: none;
    font-family: 'Share Tech Mono', monospace;
    font-size: 16px;
    font-weight: 700;
    letter-spacing: 2px;
    transition: all 0.3s ease;
}

.resource-item:hover {
    background: rgba(0, 217, 255, 0.1);
    transform: translateX(10px);
    box-shadow: 0 0 20px rgba(0, 217, 255, 0.3);
}

.resource-arrow {
    font-size: 24px;
}

/* Footer */
.main-footer {
    background: var(--panel-bg);
    border-top: 2px solid var(--cyber-blue);
    padding: 50px 30px 20px;
}

.footer-container {
    max-width: 1400px;
    margin: 0 auto;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 30px;
}

.footer-title {
    font-family: 'Share Tech Mono', monospace;
    font-size: 18px;
    letter-spacing: 2px;
    margin-bottom: 20px;
    color: var(--cyber-blue);
}

.footer-text {
    color: var(--text-secondary);
    font-size: 14px;
}

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

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

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s ease;
    font-size: 14px;
}

.footer-links a:hover {
    color: var(--cyber-blue);
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(0, 217, 255, 0.3);
    color: var(--text-secondary);
    font-size: 13px;
    font-family: 'Share Tech Mono', monospace;
}

/* Play Page */
.play-header {
    background: linear-gradient(135deg, var(--dark-bg) 0%, var(--panel-bg) 100%);
    padding: 60px 30px;
    text-align: center;
}

.page-title {
    font-family: 'Share Tech Mono', monospace;
    font-size: 48px;
    letter-spacing: 4px;
    margin-bottom: 20px;
    color: var(--cyber-blue);
    text-shadow: 0 0 15px var(--cyber-blue);
}

.page-description {
    font-size: 17px;
    color: var(--text-secondary);
    max-width: 800px;
    margin: 0 auto;
}

.instructions-section {
    background: var(--dark-bg);
    padding: 50px 30px;
}

.instructions-box {
    max-width: 900px;
    margin: 0 auto;
    background: var(--panel-bg);
    border: 2px solid var(--cyber-blue);
    padding: 40px;
}

.instructions-points {
    color: var(--text-secondary);
    margin-left: 30px;
    margin-bottom: 25px;
}

.instructions-points li {
    margin-bottom: 12px;
    font-size: 15px;
}

.tech-requirements {
    color: var(--text-secondary);
    font-size: 14px;
}

.gameplay-section {
    background: var(--panel-bg);
    padding: 50px 30px;
}

.game-frame-wrapper {
    border: 3px solid var(--cyber-blue);
    box-shadow: 0 0 30px rgba(0, 217, 255, 0.4);
}

.game-frame-full {
    width: 100%;
    height: 750px;
    border: none;
    display: block;
}

.warning-section {
    background: var(--dark-bg);
    padding: 40px 30px;
}

.warning-box {
    max-width: 1000px;
    margin: 0 auto;
    background: rgba(255, 0, 110, 0.1);
    border: 2px solid var(--cyber-pink);
    padding: 25px;
    text-align: center;
}

.warning-box p {
    color: var(--text-primary);
    margin: 0;
}

/* Legal Pages */
.legal-intro {
    background: linear-gradient(135deg, var(--dark-bg) 0%, var(--panel-bg) 100%);
    padding: 60px 30px 30px;
    text-align: center;
}

.legal-date {
    color: var(--text-secondary);
    font-size: 14px;
    font-family: 'Share Tech Mono', monospace;
}

.legal-body {
    background: var(--dark-bg);
    padding: 50px 30px;
}

.legal-block {
    margin-bottom: 40px;
}

.legal-block h2 {
    font-family: 'Share Tech Mono', monospace;
    font-size: 26px;
    letter-spacing: 2px;
    margin-bottom: 20px;
    color: var(--cyber-blue);
}

.legal-block h3 {
    font-family: 'Share Tech Mono', monospace;
    font-size: 20px;
    margin-bottom: 15px;
    margin-top: 20px;
    color: var(--cyber-green);
}

.legal-block p {
    color: var(--text-secondary);
    font-size: 15px;
    margin-bottom: 15px;
    line-height: 1.7;
}

.legal-block ul {
    color: var(--text-secondary);
    margin-left: 30px;
    margin-bottom: 15px;
}

.legal-block li {
    margin-bottom: 8px;
}

.critical-notice {
    background: rgba(0, 217, 255, 0.1);
    border-top: 3px solid var(--cyber-blue);
    border-bottom: 3px solid var(--cyber-blue);
    padding: 30px;
}

.critical-notice p {
    color: var(--text-primary);
    text-align: center;
    font-weight: 500;
}

.final-notice {
    background: rgba(57, 255, 20, 0.1);
    border-top: 3px solid var(--cyber-green);
    border-bottom: 3px solid var(--cyber-green);
    padding: 30px;
}

.final-notice p {
    color: var(--text-primary);
    text-align: center;
    font-weight: 500;
}

/* Mobile Responsive */
@media (max-width: 968px) {
    .menu-btn {
        display: flex;
    }
    
    .main-nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 70%;
        height: 100vh;
        background: var(--panel-bg);
        flex-direction: column;
        padding: 100px 30px 30px;
        transition: right 0.3s ease;
        border-left: 2px solid var(--cyber-blue);
    }
    
    .main-nav.active {
        right: 0;
    }
    
    .nav-item {
        font-size: 18px;
        padding: 15px 0;
        border-bottom: 1px solid rgba(0, 217, 255, 0.2);
    }
    
    .main-title {
        font-size: 36px;
    }
    
    .section-heading {
        font-size: 32px;
    }
    
    .intro-grid {
        grid-template-columns: 1fr;
    }
    
    .notice-blocks, .features-grid {
        grid-template-columns: 1fr;
    }
    
    .game-iframe {
        height: 450px;
    }
    
    .game-frame-full {
        height: 500px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .brand-name {
        font-size: 20px;
    }
    
    .hero-section {
        padding: 80px 20px;
    }
    
    .main-title {
        font-size: 28px;
    }
    
    .hero-description {
        font-size: 16px;
    }
    
    .age-box {
        padding: 30px 20px;
    }
    
    .page-title {
        font-size: 32px;
    }
}