@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700&family=Space+Mono:wght@400;700&display=swap');

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

:root {
    --bg-primary: #030712;
    --bg-secondary: #111827;
    --bg-card: #1f2937;
    --neon-green: #22c55e;
    --neon-blue: #3b82f6;
    --text-white: #f9fafb;
    --text-gray: #9ca3af;
    --border-color: #374151;
}

body {
    font-family: 'Poppins', sans-serif;
    background: var(--bg-primary);
    color: var(--text-white);
    line-height: 1.7;
}

.max-w {
    max-width: 1350px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.main-header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(3, 7, 18, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    padding: 14px 0;
}

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

.logo-link {
    font-family: 'Space Mono', monospace;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--neon-green);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-symbol {
    width: 36px;
    height: 36px;
    background: var(--neon-green);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--bg-primary);
    font-size: 18px;
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.mobile-toggle span {
    width: 26px;
    height: 2px;
    background: var(--neon-green);
    transition: 0.3s;
}

.mobile-toggle.active span:first-child { transform: rotate(45deg) translate(5px, 5px); }
.mobile-toggle.active span:nth-child(2) { opacity: 0; }
.mobile-toggle.active span:last-child { transform: rotate(-45deg) translate(5px, -5px); }

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

.main-menu a {
    font-family: 'Space Mono', monospace;
    font-size: 0.85rem;
    color: var(--text-gray);
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: color 0.3s;
}

.main-menu a:hover,
.main-menu a.active {
    color: var(--neon-green);
}

/* Hero */
.hero-block {
    padding: 130px 0 70px;
    text-align: center;
    background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
}

.hero-chip {
    display: inline-block;
    padding: 8px 20px;
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid var(--neon-green);
    border-radius: 50px;
    font-family: 'Space Mono', monospace;
    font-size: 0.8rem;
    color: var(--neon-green);
    margin-bottom: 28px;
}

h1 {
    font-family: 'Space Mono', monospace;
    font-size: 3.2rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 20px;
}

.hero-sub {
    font-size: 1.1rem;
    color: var(--text-gray);
    max-width: 700px;
    margin: 0 auto;
}

/* Notice Grid */
.notice-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    padding: 50px 0;
}

.notice-item {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 30px;
    text-align: center;
    transition: border-color 0.3s;
}

.notice-item:hover {
    border-color: var(--neon-green);
}

.notice-emoji {
    font-size: 2.4rem;
    margin-bottom: 14px;
}

.notice-item h3 {
    font-family: 'Space Mono', monospace;
    font-size: 1rem;
    color: var(--neon-blue);
    margin-bottom: 10px;
}

.notice-item p {
    font-size: 0.9rem;
    color: var(--text-gray);
}

/* Game Zone */
.game-zone {
    padding: 50px 0;
}

.zone-header {
    text-align: center;
    margin-bottom: 35px;
}

h2 {
    font-family: 'Space Mono', monospace;
    font-size: 2.2rem;
    margin-bottom: 12px;
}

.zone-desc {
    color: var(--text-gray);
    max-width: 600px;
    margin: 0 auto;
}

.game-panel {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 20px;
}

.game-display {
    width: 100%;
    height: 540px;
    border: none;
    border-radius: 10px;
}

/* Features */
.features-section {
    padding: 60px 0;
    background: var(--bg-secondary);
}

.features-row {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.feature-box {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 32px 20px;
    text-align: center;
    transition: transform 0.3s;
}

.feature-box:hover {
    transform: translateY(-5px);
}

.feature-emoji {
    font-size: 2.8rem;
    margin-bottom: 16px;
}

.feature-box h3 {
    font-size: 0.9rem;
    color: var(--neon-green);
    margin-bottom: 10px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.feature-box p {
    font-size: 0.85rem;
    color: var(--text-gray);
}

/* Content */
.content-section {
    padding: 50px 0;
}

.content-box {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 45px;
    margin-bottom: 25px;
}

.content-box h2 {
    text-align: left;
    font-size: 1.8rem;
    margin-bottom: 18px;
}

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

.content-box ul {
    list-style: none;
    margin: 20px 0;
}

.content-box li {
    padding: 12px 0 12px 28px;
    position: relative;
    color: var(--text-gray);
    border-bottom: 1px solid var(--border-color);
}

.content-box li:last-child { border-bottom: none; }

.content-box li::before {
    content: '>';
    position: absolute;
    left: 0;
    color: var(--neon-green);
    font-family: 'Space Mono', monospace;
}

/* Page Header */
.page-head {
    padding: 110px 0 45px;
    text-align: center;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
}

.page-head h1 { font-size: 2.6rem; }

/* Footer */
.main-footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: 50px 0 25px;
    margin-top: 60px;
}

.footer-cols {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 45px;
    margin-bottom: 35px;
}

.footer-brand .logo-link { margin-bottom: 14px; }
.footer-brand p { color: var(--text-gray); font-size: 0.9rem; }

.footer-links h4,
.footer-resources h4 {
    font-family: 'Space Mono', monospace;
    font-size: 0.85rem;
    margin-bottom: 16px;
    text-transform: uppercase;
}

.footer-links ul { list-style: none; }
.footer-links li { margin-bottom: 10px; }

.footer-links a,
.footer-resources a {
    color: var(--text-gray);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s;
}

.footer-links a:hover,
.footer-resources a:hover { color: var(--neon-green); }

.resource-list { display: flex; flex-direction: column; gap: 10px; }

.footer-bar {
    text-align: center;
    padding-top: 25px;
    border-top: 1px solid var(--border-color);
    font-size: 0.8rem;
    color: var(--text-gray);
}

/* Age Modal */
.age-modal {
    position: fixed;
    inset: 0;
    background: rgba(3, 7, 18, 0.98);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.modal-content {
    background: var(--bg-card);
    border: 2px solid var(--neon-green);
    border-radius: 16px;
    padding: 45px;
    text-align: center;
    max-width: 450px;
}

.modal-content h2 {
    font-size: 1.6rem;
    margin-bottom: 16px;
}

.modal-content p {
    color: var(--text-gray);
    margin-bottom: 28px;
}

.modal-buttons {
    display: flex;
    gap: 14px;
    justify-content: center;
}

.btn-yes, .btn-no {
    padding: 14px 35px;
    font-family: 'Space Mono', monospace;
    font-size: 0.9rem;
    font-weight: 600;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s;
}

.btn-yes {
    background: var(--neon-green);
    color: var(--bg-primary);
}

.btn-yes:hover {
    transform: scale(1.05);
    box-shadow: 0 8px 20px rgba(34, 197, 94, 0.4);
}

.btn-no {
    background: transparent;
    border: 1px solid var(--text-gray);
    color: var(--text-gray);
}

.btn-no:hover {
    border-color: var(--neon-green);
    color: var(--neon-green);
}

.modal-note {
    font-size: 0.75rem;
    color: var(--text-gray);
    margin-top: 22px;
}

/* Responsive */
@media (max-width: 1024px) {
    .features-row { grid-template-columns: repeat(2, 1fr); }
    .footer-cols { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
    .mobile-toggle { display: flex; }
    
    .main-menu {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100vh;
        background: var(--bg-primary);
        display: flex;
        align-items: center;
        justify-content: center;
        transform: translateX(-100%);
        transition: transform 0.4s;
        z-index: 999;
    }
    
    .main-menu.open { transform: translateX(0); }
    .main-menu ul { flex-direction: column; text-align: center; gap: 25px; }
    .main-menu a { font-size: 1.2rem; }
    
    h1 { font-size: 2rem; }
    h2 { font-size: 1.6rem; }
    
    .notice-grid { grid-template-columns: 1fr; }
    .features-row { grid-template-columns: 1fr; }
    .footer-cols { grid-template-columns: 1fr; text-align: center; }
    
    .game-display { height: 360px; }
    .content-box { padding: 30px 20px; }
    .modal-content { margin: 20px; padding: 35px 25px; }
    .modal-buttons { flex-direction: column; }
}