:root {
    --primary-color: #00ff88;
    --secondary-color: #00aaff;
    --accent-color: #ff6b35;
    --bg-dark: #0a0a0a;
    --bg-darker: #050505;
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    --glow-color: #00ff88;
}

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

body {
    font-family: 'Inter', sans-serif;
    background: var(--bg-dark);
    color: var(--text-primary);
    overflow-x: hidden;
}

.hero-container {
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(ellipse at center, #0a0a0a 0%, #000000 100%);
}

#bg-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 10;
    text-align: center;
    max-width: 800px;
    padding: 0 2rem;
}

.hero-title {
    margin-bottom: 2rem;
}

.title-glow {
    display: block;
    font-family: 'Orbitron', monospace;
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 900;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: drop-shadow(0 0 30px var(--glow-color));
    animation: glow 2s ease-in-out infinite alternate;
}

.title-sub {
    display: block;
    font-size: 1.5rem;
    font-weight: 300;
    color: var(--text-secondary);
    margin-top: 0.5rem;
}

@keyframes glow {
    from { filter: drop-shadow(0 0 20px var(--glow-color)); }
    to { filter: drop-shadow(0 0 40px var(--glow-color)) drop-shadow(0 0 60px var(--glow-color)); }
}

.hero-description {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 3rem;
    line-height: 1.6;
}

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

.play-button {
    position: relative;
    padding: 1.2rem 3rem;
    font-size: 1.25rem;
    font-weight: 600;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--bg-dark);
    border: none;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
    overflow: hidden;
}

.play-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0, 255, 136, 0.4);
}

.button-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.play-button:hover .button-glow {
    width: 300px;
    height: 300px;
}

.secondary-button {
    padding: 1.1rem 2.5rem;
    font-size: 1.25rem;
    background: transparent;
    color: var(--text-primary);
    border: 2px solid var(--text-secondary);
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.secondary-button:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    transform: translateY(-2px);
}

.floating-blocks {
    position: absolute;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 2;
}

.block {
    position: absolute;
    width: 60px;
    height: 60px;
    background-size: cover;
    animation: float 20s infinite ease-in-out;
}

.block-dirt {
    background: linear-gradient(135deg, #8B4513, #A0522D);
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.block-grass {
    background: linear-gradient(135deg, #228B22, #32CD32);
    top: 30%;
    right: 15%;
    animation-delay: -5s;
}

.block-stone {
    background: linear-gradient(135deg, #696969, #808080);
    bottom: 30%;
    left: 20%;
    animation-delay: -10s;
}

.block-diamond {
    background: linear-gradient(135deg, #00CED1, #40E0D0);
    top: 50%;
    left: 50%;
    animation-delay: -15s;
}

@keyframes float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    25% { transform: translateY(-20px) rotate(90deg); }
    50% { transform: translateY(0) rotate(180deg); }
    75% { transform: translateY(20px) rotate(270deg); }
}

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

.scroll-arrow {
    width: 30px;
    height: 30px;
    border: 2px solid var(--text-secondary);
    border-top: none;
    border-left: none;
    transform: rotate(45deg);
}

@keyframes bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(10px); }
}

.features-section {
    padding: 5rem 2rem;
    background: linear-gradient(180deg, var(--bg-darker) 0%, var(--bg-dark) 100%);
}

.section-title {
    text-align: center;
    font-family: 'Orbitron', monospace;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.feature-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--primary-color);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.feature-card p {
    color: var(--text-secondary);
    line-height: 1.6;
}

.game-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-darker);
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.game-container.active {
    opacity: 1;
    visibility: visible;
}

.game-wrapper {
    position: relative;
    width: 100%;
    height: 100%;
}

#game-frame {
    width: 100%;
    height: 100%;
}

.game-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.3s ease;
}

.game-overlay.hidden {
    opacity: 0;
    pointer-events: none;
}

.close-game {
    position: absolute;
    top: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.1);
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    font-size: 2rem;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s ease;
}

.close-game:hover {
    background: var(--primary-color);
    color: var(--bg-dark);
    transform: rotate(90deg);
}

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

.loading-spinner {
    width: 60px;
    height: 60px;
    border: 3px solid rgba(0, 255, 136, 0.3);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 1rem;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

@media (max-width: 768px) {
    .cta-container {
        flex-direction: column;
        align-items: center;
    }
    
    .play-button, .secondary-button {
        width: 100%;
        max-width: 300px;
    }
}