:root {
    color-scheme: light dark;
    --bg: #f6fafa;
    --fg: #1a1c1c;
    --muted: #4a6363;
    --accent: #00696d;
    --accent-soft: #9cf1f4;
    --card: #ffffff;
}

@media (prefers-color-scheme: dark) {
    :root {
        --bg: #0f1415;
        --fg: #e0e3e3;
        --muted: #b1cccd;
        --accent: #4dd9dd;
        --accent-soft: #004f52;
        --card: #1b2122;
    }
}

html, body {
    width: 100%;
    height: 100%;
    margin: 0;
    padding: 0;
    overflow: hidden;
    background: var(--bg);
    color: var(--fg);
    font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

canvas {
    outline: none;
}

#splash {
    position: fixed;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px 0;
    overflow-y: auto;
    background: var(--bg);
    z-index: 10;
    transition: opacity 0.35s ease;
}

#splash.hidden {
    opacity: 0;
    pointer-events: none;
}

.splash-card {
    max-width: 520px;
    width: calc(100% - 48px);
    margin: auto;
    padding: 32px 28px;
    border-radius: 28px;
    background: var(--card);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
    text-align: center;
}

.splash-avatar {
    width: 96px;
    height: 96px;
    border-radius: 50%;
    object-fit: cover;
    display: block;
    margin: 0 auto 16px;
}

.splash-name {
    font-size: 28px;
    font-weight: 600;
    margin: 0 0 6px;
}

.splash-title {
    margin: 0 0 18px;
    color: var(--muted);
    font-size: 15px;
    line-height: 1.4;
}

.splash-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px;
    margin-bottom: 20px;
}

.splash-links a {
    text-decoration: none;
    color: var(--accent);
    background: var(--accent-soft);
    padding: 8px 14px;
    border-radius: 999px;
    font-size: 14px;
    font-weight: 500;
}

.splash-progress {
    height: 4px;
    border-radius: 2px;
    background: var(--accent-soft);
    overflow: hidden;
}

.splash-bar {
    height: 100%;
    width: 40%;
    border-radius: 2px;
    background: var(--accent);
    animation: splash-slide 1.2s ease-in-out infinite;
}

@keyframes splash-slide {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(250%); }
}

.splash-note {
    margin: 14px 0 0;
    font-size: 13px;
    color: var(--muted);
}

.splash-note a {
    color: var(--accent);
}

.splash-about,
.splash-cats {
    margin: 14px 0 0;
    font-size: 13px;
    line-height: 1.45;
    color: var(--muted);
    text-align: left;
}

.splash-cats {
    margin-top: 8px;
}