/* Algorithor.xyz - Tech-inspired Dark Theme */
@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;500;700;900&display=swap');

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

:root {
    --primary-color: #00d9ff;
    --secondary-color: #0066ff;
    --dark-bg: #0a0e27;
    --darker-bg: #050714;
    --accent: #ff0080;
    --text-light: #e0e6ed;
    --border-glow: rgba(0, 217, 255, 0.3);
}

body {
    font-family: 'Orbitron', sans-serif;
    background: linear-gradient(135deg, var(--darker-bg) 0%, var(--dark-bg) 100%);
    color: var(--text-light);
    line-height: 1.6;
    min-height: 100vh;
    position: relative;
    overflow-x: hidden;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 30%, rgba(0, 217, 255, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(255, 0, 128, 0.05) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
    position: relative;
    z-index: 1;
}

/* Header & Navigation */
header {
    background: rgba(10, 14, 39, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 2px solid var(--border-glow);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 4px 20px rgba(0, 217, 255, 0.2);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.2rem 20px;
    max-width: 1400px;
    margin: 0 auto;
}

.logo {
    font-size: 2rem;
    font-weight: 900;
    background: linear-gradient(135deg, var(--primary-color), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-transform: uppercase;
    letter-spacing: 2px;
    text-shadow: 0 0 30px rgba(0, 217, 255, 0.5);
}

nav {
    display: flex;
    gap: 2rem;
}

nav a {
    color: var(--text-light);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
    padding: 0.5rem 0;
    transition: all 0.3s ease;
}

nav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent));
    transition: width 0.3s ease;
}

nav a:hover {
    color: var(--primary-color);
}

nav a:hover::after {
    width: 100%;
}

/* Hamburger Menu */
.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 5px;
}

.hamburger span {
    width: 28px;
    height: 3px;
    background: var(--primary-color);
    transition: all 0.3s ease;
    border-radius: 2px;
    box-shadow: 0 0 10px var(--primary-color);
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* Hero Section */
.hero {
    text-align: center;
    padding: 4rem 20px;
    background: linear-gradient(180deg, rgba(0, 102, 255, 0.1) 0%, transparent 100%);
    border-bottom: 1px solid var(--border-glow);
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 900;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-transform: uppercase;
    letter-spacing: 3px;
    animation: glow 2s ease-in-out infinite alternate;
}

@keyframes glow {
    from {
        text-shadow: 0 0 20px rgba(0, 217, 255, 0.5), 0 0 30px rgba(0, 217, 255, 0.3);
    }
    to {
        text-shadow: 0 0 30px rgba(255, 0, 128, 0.5), 0 0 40px rgba(255, 0, 128, 0.3);
    }
}

.hero p {
    font-size: 1.3rem;
    max-width: 800px;
    margin: 0 auto 2rem;
    color: #b8c5d6;
    font-weight: 400;
}

/* Content Sections */
.content-section {
    padding: 3rem 20px;
    position: relative;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 2rem;
    color: var(--primary-color);
    text-transform: uppercase;
    letter-spacing: 2px;
    text-align: center;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin: 3rem 0;
}

.info-card {
    background: rgba(15, 20, 40, 0.7);
    border: 2px solid var(--border-glow);
    border-radius: 15px;
    padding: 2rem;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.info-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 217, 255, 0.05) 0%, transparent 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.info-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
    box-shadow: 0 10px 40px rgba(0, 217, 255, 0.3);
}

.info-card:hover::before {
    opacity: 1;
}

.info-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--accent);
    font-weight: 700;
}

.info-card p {
    color: #b8c5d6;
    line-height: 1.8;
}

/* Notice Box */
.notice-box {
    background: rgba(255, 0, 128, 0.1);
    border: 2px solid var(--accent);
    border-radius: 12px;
    padding: 2rem;
    margin: 2rem 0;
    text-align: center;
}

.notice-box h3 {
    color: var(--accent);
    font-size: 1.8rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.notice-box ul {
    list-style: none;
    padding: 0;
}

.notice-box li {
    padding: 0.8rem;
    font-size: 1.1rem;
    color: var(--text-light);
    font-weight: 500;
}

/* Game Container */
.game-container {
    max-width: 1200px;
    margin: 3rem auto;
    padding: 2rem;
    background: rgba(15, 20, 40, 0.7);
    border: 2px solid var(--primary-color);
    border-radius: 20px;
    box-shadow: 0 10px 50px rgba(0, 217, 255, 0.3);
}

.game-wrapper {
    position: relative;
    width: 100%;
    padding-bottom: 75%;
    background: #000;
    border-radius: 10px;
    overflow: hidden;
}

.game-wrapper iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
}

/* Footer */
footer {
    background: rgba(5, 7, 20, 0.95);
    border-top: 2px solid var(--border-glow);
    padding: 3rem 20px 2rem;
    margin-top: 4rem;
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
    text-align: center;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.footer-links a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
}

.footer-links a:hover {
    color: var(--accent);
    text-shadow: 0 0 10px var(--accent);
}

.footer-text {
    color: #7a8a9e;
    font-size: 0.9rem;
}

/* Age Verification Modal */
.age-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    z-index: 10000;
    justify-content: center;
    align-items: center;
}

.age-modal.active {
    display: flex;
}

.age-modal-content {
    background: linear-gradient(135deg, var(--dark-bg), var(--darker-bg));
    padding: 3rem;
    border-radius: 20px;
    text-align: center;
    max-width: 500px;
    border: 3px solid var(--primary-color);
    box-shadow: 0 0 50px rgba(0, 217, 255, 0.5);
}

.age-modal-content h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    color: var(--primary-color);
    font-weight: 900;
    text-transform: uppercase;
}

.age-modal-content p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    color: var(--text-light);
}

.age-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

.age-btn {
    padding: 1rem 3rem;
    font-size: 1.2rem;
    font-weight: 700;
    border: none;
    border-radius: 10px;
    cursor: pointer;
    font-family: 'Orbitron', sans-serif;
    text-transform: uppercase;
    transition: all 0.3s ease;
}

.age-btn.yes {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--darker-bg);
}

.age-btn.yes:hover {
    transform: scale(1.05);
    box-shadow: 0 0 30px rgba(0, 217, 255, 0.7);
}

.age-btn.no {
    background: linear-gradient(135deg, var(--accent), #cc0066);
    color: white;
}

.age-btn.no:hover {
    transform: scale(1.05);
    box-shadow: 0 0 30px rgba(255, 0, 128, 0.7);
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }
    
    nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: rgba(10, 14, 39, 0.98);
        flex-direction: column;
        padding: 2rem;
        gap: 1.5rem;
        border-bottom: 2px solid var(--border-glow);
    }
    
    nav.active {
        display: flex;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .hero p {
        font-size: 1rem;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .info-grid {
        grid-template-columns: 1fr;
    }
    
    .age-modal-content {
        margin: 20px;
        padding: 2rem;
    }
    
    .age-buttons {
        flex-direction: column;
    }
}