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

body {
    font-family: 'Courier New', 'Consolas', monospace;
    line-height: 1.6;
    color: #fff;
    background: linear-gradient(135deg, #0f0c29 0%, #302b63 50%, #24243e 100%) fixed;
}

.header {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 50%, #4facfe 100%);
    color: white;
    padding: 80px 20px;
    text-align: center;
    position: relative;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(245, 87, 108, 0.4);
}

.header::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: repeating-linear-gradient(
        0deg,
        transparent,
        transparent 2px,
        rgba(255, 255, 255, 0.03) 2px,
        rgba(255, 255, 255, 0.03) 4px
    );
    animation: scan 8s linear infinite;
    pointer-events: none;
}

@keyframes scan {
    0% { transform: translateY(0); }
    100% { transform: translateY(50px); }
}

.header h1 {
    font-size: 4.5rem;
    margin-bottom: 20px;
    font-weight: 900;
    letter-spacing: 3px;
    text-transform: uppercase;
    text-shadow: 0 0 20px rgba(255, 255, 255, 0.8),
                 0 0 40px rgba(245, 87, 108, 0.6),
                 0 4px 8px rgba(0, 0, 0, 0.3);
    animation: glow 2s ease-in-out infinite alternate;
    position: relative;
}

@keyframes glow {
    from {
        text-shadow: 0 0 20px rgba(255, 255, 255, 0.8),
                     0 0 40px rgba(245, 87, 108, 0.6),
                     0 4px 8px rgba(0, 0, 0, 0.3);
    }
    to {
        text-shadow: 0 0 30px rgba(255, 255, 255, 1),
                     0 0 60px rgba(245, 87, 108, 0.8),
                     0 0 80px rgba(79, 172, 254, 0.6),
                     0 4px 8px rgba(0, 0, 0, 0.3);
    }
}

.header .tagline {
    font-size: 1.6rem;
    opacity: 0.95;
    font-weight: 700;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
    letter-spacing: 2px;
    position: relative;
}

.hero-section {
    max-width: 1200px;
    margin: 0 auto;
    padding: 60px 20px;
    text-align: center;
}

.hero-image-container {
    width: 100%;
    max-width: 900px;
    margin: 0 auto 50px;
    overflow: hidden;
    border-radius: 20px;
    border: 4px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 20px 60px rgba(245, 87, 108, 0.4),
                0 0 100px rgba(79, 172, 254, 0.3);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.hero-image-container:hover {
    transform: scale(1.02);
    box-shadow: 0 30px 80px rgba(245, 87, 108, 0.6),
                0 0 120px rgba(79, 172, 254, 0.5);
}

.hero-image {
    width: 100%;
    height: 400px;
    object-fit: cover;
    object-position: center;
    display: block;
}

.cta-button {
    display: inline-block;
    background: linear-gradient(135deg, #f5576c 0%, #f093fb 100%);
    color: white;
    padding: 22px 55px;
    text-decoration: none;
    border-radius: 50px;
    font-family: 'Courier New', 'Consolas', monospace;
    font-size: 1.5rem;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 2px;
    transition: all 0.3s ease;
    box-shadow: 0 10px 30px rgba(245, 87, 108, 0.5),
                0 0 40px rgba(240, 147, 251, 0.3);
    margin: 20px 10px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    position: relative;
    overflow: hidden;
    cursor: pointer;
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.cta-button:hover::before {
    width: 300px;
    height: 300px;
}

.cta-button:hover {
    transform: translateY(-4px) scale(1.05);
    box-shadow: 0 15px 40px rgba(245, 87, 108, 0.7),
                0 0 60px rgba(240, 147, 251, 0.5);
}

.cta-button:active {
    transform: translateY(-2px) scale(1.02);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 60px 20px;
}

.section {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255, 255, 255, 0.1);
    padding: 50px 40px;
    margin-bottom: 40px;
    border-radius: 20px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.section:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 50px rgba(245, 87, 108, 0.3);
}

.section h2 {
    font-size: 2.8rem;
    margin-bottom: 40px;
    color: #fff;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 3px;
    text-shadow: 0 0 20px rgba(245, 87, 108, 0.8),
                 0 4px 6px rgba(0, 0, 0, 0.5);
    background: linear-gradient(135deg, #f5576c 0%, #4facfe 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.feature {
    padding: 30px;
    background: linear-gradient(135deg, rgba(245, 87, 108, 0.1) 0%, rgba(79, 172, 254, 0.1) 100%);
    border-radius: 15px;
    border: 2px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.feature::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: left 0.5s;
}

.feature:hover::before {
    left: 100%;
}

.feature:hover {
    transform: translateY(-8px) scale(1.03);
    box-shadow: 0 15px 40px rgba(245, 87, 108, 0.4);
    border-color: rgba(245, 87, 108, 0.6);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 20px;
    display: block;
    filter: drop-shadow(0 0 10px rgba(255, 255, 255, 0.5));
    animation: float 3s ease-in-out infinite;
}

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

.feature h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: #fff;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.feature p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1.05rem;
    line-height: 1.6;
}

.requirements {
    list-style: none;
    padding: 0;
}

.requirements li {
    padding: 20px 25px;
    margin: 18px 0;
    background: linear-gradient(135deg, rgba(245, 87, 108, 0.15) 0%, rgba(79, 172, 254, 0.15) 100%);
    border-radius: 12px;
    border-left: 5px solid #f5576c;
    font-size: 1.15rem;
    color: #fff;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.requirements li:hover {
    transform: translateX(10px);
    box-shadow: 0 6px 25px rgba(245, 87, 108, 0.4);
    border-left-color: #4facfe;
}

.requirements li strong {
    color: #f5576c;
    font-weight: 800;
    text-shadow: 0 0 10px rgba(245, 87, 108, 0.5);
}

.requirements li a {
    color: #4facfe;
    text-decoration: underline;
}

.info-badge {
    display: inline-block;
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
    padding: 12px 24px;
    border-radius: 25px;
    font-weight: 800;
    margin: 15px 10px;
    font-size: 1.1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    box-shadow: 0 6px 20px rgba(16, 185, 129, 0.4);
    border: 2px solid rgba(255, 255, 255, 0.3);
    transition: all 0.3s ease;
}

.info-badge:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 10px 30px rgba(16, 185, 129, 0.6);
}

.past-events {
    margin-top: 30px;
}

.event-item {
    padding: 25px;
    margin: 20px 0;
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.15) 0%, rgba(5, 150, 105, 0.15) 100%);
    border-radius: 12px;
    border-left: 5px solid #10b981;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.event-item:hover {
    transform: translateX(10px);
    box-shadow: 0 8px 30px rgba(16, 185, 129, 0.3);
}

.event-date {
    font-weight: 900;
    color: #10b981;
    font-size: 1.3rem;
    margin-bottom: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
    text-shadow: 0 0 10px rgba(16, 185, 129, 0.5);
}

.event-item ul {
    margin-left: 20px;
    margin-top: 10px;
}

.event-item li {
    margin: 8px 0;
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.05rem;
}

.event-item a {
    color: #4facfe;
    text-decoration: underline;
}

.footer {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    color: white;
    text-align: center;
    padding: 50px 20px;
    margin-top: 80px;
    border-top: 3px solid rgba(245, 87, 108, 0.5);
    box-shadow: 0 -10px 40px rgba(0, 0, 0, 0.5);
}

.footer a {
    color: #4facfe;
    text-decoration: none;
    font-weight: 700;
    transition: all 0.3s ease;
}

.footer a:hover {
    color: #f5576c;
    text-shadow: 0 0 10px rgba(245, 87, 108, 0.8);
}

.highlight-box {
    margin-top: 40px;
    padding: 30px;
    background: linear-gradient(135deg, rgba(79, 172, 254, 0.2) 0%, rgba(245, 87, 108, 0.2) 100%);
    border-radius: 15px;
    border: 2px solid rgba(79, 172, 254, 0.5);
    box-shadow: 0 8px 30px rgba(79, 172, 254, 0.3);
}

.highlight-box p {
    font-size: 1.2rem;
    color: #fff;
    font-weight: 700;
    line-height: 1.8;
}

.highlight-box strong {
    color: #4facfe;
    text-shadow: 0 0 10px rgba(79, 172, 254, 0.5);
}

.next-event-text {
    margin-top: 20px;
    font-size: 1.3rem;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 700;
}

.next-event-text strong {
    color: #4facfe;
    text-shadow: 0 0 10px rgba(79, 172, 254, 0.5);
}

.opensource-section {
    text-align: center;
    padding: 20px;
}

.opensource-section p {
    font-size: 1.3rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 30px;
    line-height: 1.8;
}

.opensource-section .cta-button {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    margin: 15px;
}

.final-cta {
    text-align: center;
    margin-top: 60px;
}

.final-cta h2 {
    font-size: 3rem;
    margin-bottom: 25px;
    background: linear-gradient(135deg, #f5576c 0%, #4facfe 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.final-cta p {
    font-size: 1.3rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 35px;
    font-weight: 600;
}

.footer-license {
    margin-bottom: 25px;
}

.footer-license a {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
}

.footer-license img {
    height: 31px;
    width: 31px;
}

.footer-text {
    font-size: 1rem;
    margin-bottom: 10px;
    line-height: 1.6;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.footer-credit {
    font-size: 1.1rem;
    margin: 25px 0 15px;
}

.footer-project {
    font-size: 1rem;
    opacity: 0.9;
}

/* Mobile responsive */
@media (max-width: 768px) {
    .header h1 {
        font-size: 2.8rem;
    }

    .header .tagline {
        font-size: 1.2rem;
    }

    .section {
        padding: 35px 25px;
    }

    .section h2 {
        font-size: 2rem;
    }

    .cta-button {
        font-size: 1.2rem;
        padding: 18px 40px;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .feature-icon {
        font-size: 2.5rem;
    }
}

@media (max-width: 480px) {
    .header h1 {
        font-size: 2.2rem;
        letter-spacing: 1px;
    }

    .header .tagline {
        font-size: 1rem;
        letter-spacing: 1px;
    }

    .section h2 {
        font-size: 1.6rem;
    }

    .cta-button {
        font-size: 1rem;
        padding: 15px 30px;
    }

    .info-badge {
        font-size: 0.9rem;
        padding: 10px 18px;
    }
}