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

:root {
    --bg-dark: #0a0e1a;
    --bg-card: #1a1f35;
    --accent-blue: #4a9eff;
    --text-light: #e0e6f0;
    --text-muted: #8a95b0;
    --glow-color: rgba(74, 158, 255, 0.5);
}

body {
    font-family: 'Courier New', 'Monaco', monospace;
    background-color: var(--bg-dark);
    color: var(--text-light);
    min-height: 100vh;
    overflow-x: hidden;
    position: relative;
}

.blockchain-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
        linear-gradient(90deg, rgba(74, 158, 255, 0.03) 1px, transparent 1px),
        linear-gradient(rgba(74, 158, 255, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: gridScroll 20s linear infinite;
    pointer-events: none;
    z-index: 0;
}

@keyframes gridScroll {
    0% {
        transform: translate(0, 0);
    }
    100% {
        transform: translate(50px, 50px);
    }
}

.container {
    position: relative;
    z-index: 1;
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

header {
    text-align: center;
    margin-bottom: 3rem;
    animation: fadeIn 1s ease-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.logo-wrapper {
    margin-bottom: 1rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.logo-image {
    max-width: 200px;
    height: auto;
    filter: drop-shadow(0 0 20px var(--glow-color));
    transition: transform 0.3s ease, filter 0.3s ease;
    animation: fadeIn 1s ease-out;
}

.logo-image:hover {
    transform: scale(1.05);
    filter: drop-shadow(0 0 30px var(--glow-color));
}

.logo {
    font-size: 4rem;
    font-weight: bold;
    color: var(--accent-blue);
    text-shadow:
        0 0 10px var(--glow-color),
        0 0 20px var(--glow-color),
        0 0 30px var(--glow-color);
    letter-spacing: 0.5rem;
    animation: glow 2s ease-in-out infinite alternate;
    transition: transform 0.3s ease;
}

.logo:hover {
    transform: scale(1.05);
}

@keyframes glow {
    from {
        text-shadow:
            0 0 10px var(--glow-color),
            0 0 20px var(--glow-color),
            0 0 30px var(--glow-color);
    }
    to {
        text-shadow:
            0 0 20px var(--glow-color),
            0 0 30px var(--glow-color),
            0 0 40px var(--glow-color),
            0 0 50px var(--glow-color);
    }
}

.tagline {
    font-size: 1.1rem;
    color: var(--text-muted);
    letter-spacing: 0.1rem;
}

main {
    animation: fadeIn 1.5s ease-out;
}

.intro {
    background: var(--bg-card);
    border: 2px solid rgba(74, 158, 255, 0.3);
    border-radius: 8px;
    padding: 2rem;
    margin-bottom: 3rem;
    box-shadow: 0 0 20px rgba(74, 158, 255, 0.1);
    transition: all 0.3s ease;
}

.intro:hover {
    border-color: var(--accent-blue);
    box-shadow: 0 0 30px rgba(74, 158, 255, 0.2);
    transform: translateY(-2px);
}

.intro p {
    line-height: 1.8;
    margin-bottom: 1rem;
    color: var(--text-light);
}

.intro p:last-child {
    margin-bottom: 0;
}

.intro strong {
    color: var(--accent-blue);
}

.credits {
    text-align: center;
    font-style: italic;
    color: var(--text-muted);
}

a.highlight {
    color: var(--accent-blue);
    font-weight: bold;
    text-decoration: none;
    transition: all 0.3s ease;
    position: relative;
}

a.highlight::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-blue);
    transition: width 0.3s ease;
}

a.highlight:hover {
    text-shadow: 0 0 10px var(--glow-color);
}

a.highlight:hover::after {
    width: 100%;
}

.endpoints {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    margin-bottom: 3rem;
}

.endpoint-card {
    background: var(--bg-card);
    border: 2px solid rgba(74, 158, 255, 0.3);
    border-radius: 8px;
    overflow: hidden;
    transition: all 0.3s ease;
    animation: slideUp 0.8s ease-out;
    animation-fill-mode: both;
}

.endpoint-card:nth-child(1) { animation-delay: 0.1s; }
.endpoint-card:nth-child(2) { animation-delay: 0.2s; }
.endpoint-card:nth-child(3) { animation-delay: 0.3s; }
.endpoint-card:nth-child(4) { animation-delay: 0.4s; }

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.endpoint-card:hover {
    border-color: var(--accent-blue);
    box-shadow:
        0 0 30px rgba(74, 158, 255, 0.3),
        0 10px 20px rgba(0, 0, 0, 0.3);
    transform: translateY(-5px);
}

.card-header {
    background: rgba(74, 158, 255, 0.1);
    padding: 1rem;
    border-bottom: 2px solid rgba(74, 158, 255, 0.3);
}

.card-header h2 {
    font-size: 1.5rem;
    color: var(--accent-blue);
    text-transform: uppercase;
    letter-spacing: 0.2rem;
}

.card-content {
    padding: 1.5rem;
}

.endpoint {
    display: block;
    background: rgba(0, 0, 0, 0.3);
    color: var(--accent-blue);
    padding: 0.8rem;
    border-radius: 4px;
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
    border: 1px solid rgba(74, 158, 255, 0.2);
    word-break: break-all;
    transition: all 0.2s ease;
}

.endpoint:last-child {
    margin-bottom: 0;
}

.endpoint:hover {
    background: rgba(74, 158, 255, 0.1);
    border-color: var(--accent-blue);
    box-shadow: 0 0 10px rgba(74, 158, 255, 0.3);
}

footer {
    text-align: center;
    padding: 2rem 0;
}

.cursor-blink {
    display: inline-block;
    font-size: 2rem;
    color: var(--accent-blue);
    animation: blink 1s step-end infinite;
}

@keyframes blink {
    0%, 50% {
        opacity: 1;
    }
    51%, 100% {
        opacity: 0;
    }
}

@media (max-width: 768px) {
    .logo {
        font-size: 3rem;
        letter-spacing: 0.3rem;
    }

    .tagline {
        font-size: 0.9rem;
    }

    .endpoints {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .container {
        padding: 1rem;
    }

    .intro {
        padding: 1.5rem;
    }
}