:root {
    --primary-color: #00ffff; /* Cyan */
    --background-color: #0d0c22;
    --text-color: #e0e0e0;
    --container-bg: rgba(13, 12, 34, 0.85);
}

*, *::before, *::after {
    box-sizing: border-box;
}

body {
    margin: 0;
    padding: 0 0.8em; /* Padding on body for safe area */
    font-family: 'Inter', sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
    overflow-x: hidden; 
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
}

#neural-network-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    opacity: 0.7;
}

.container {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: clamp(1em, 5vw, 2.5em);
    background-color: var(--container-bg);
    border: 1px solid var(--primary-color);
    border-radius: 15px;
    box-shadow: 0 0 30px rgba(0, 255, 255, 0.2);
    max-width: 800px;
    width: 100%; 
    backdrop-filter: blur(5px);
}

h1 {
    font-family: 'Orbitron', sans-serif;
    font-size: clamp(1.6rem, 8vw, 4rem); 
    color: var(--primary-color);
    text-transform: uppercase;
    letter-spacing: clamp(1px, 1vw, 5px); 
    margin: 0 0 0.5em 0;
    text-shadow: 0 0 5px var(--primary-color), 
                 0 0 15px var(--primary-color), 
                 0 0 25px var(--primary-color);
}

.blinking-ai {
    animation: blink 1.5s infinite alternate;
}

@keyframes blink {
    0% { opacity: 1; text-shadow: var(--glow-shadow); }
    50% { opacity: 0.4; text-shadow: none; }
    100% { opacity: 1; text-shadow: var(--glow-shadow); }
}

/* Define glow-shadow for blinking-ai */
.blinking-ai {
    --glow-shadow: 0 0 5px var(--primary-color), 
                   0 0 10px var(--primary-color), 
                   0 0 15px var(--primary-color);
}

h2 {
    font-size: clamp(1rem, 4vw, 1.5rem); 
    font-weight: 300;
    color: var(--text-color);
    margin-bottom: 1.5em;
    opacity: 0.9;
}

p {
    font-size: clamp(0.9rem, 2.5vw, 1.1rem); 
    line-height: 1.7;
    font-weight: 300;
    max-width: 650px;
    margin-left: auto;
    margin-right: auto;
}

footer {
    margin-top: 2.5em;
    font-size: clamp(0.75rem, 2vw, 0.9rem); 
    opacity: 0.6;
}

footer a {
    color: var(--primary-color);
    text-decoration: none;
}

footer a:hover {
    text-decoration: underline;
}

/* Animations for fade-in */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.fade-in {
    animation: fadeIn 1s ease-out forwards;
}
.fade-in-delay1 {
    opacity: 0;
    animation: fadeIn 1s 0.5s ease-out forwards;
}
.fade-in-delay2 {
    opacity: 0;
    animation: fadeIn 1s 1s ease-out forwards;
}
.fade-in-delay3 {
    opacity: 0;
    animation: fadeIn 1s 1.5s ease-out forwards;
}
.fade-in-delay4 {
    opacity: 0;
    animation: fadeIn 1s 2s ease-out forwards;
}