@import url("https://fonts.googleapis.com/css2?family=Press+Start+2P&family=VT323&display=swap");

:root {
    color-scheme: dark;
    font-family: "VT323", "Press Start 2P", monospace;
    background-color: #03060c;
    --bg: #03060c;
    --panel: rgba(6, 12, 24, 0.92);
    --accent: #8df6ff;
    --accent-2: #ffb062;
    --text: #e9f7ff;
    --muted: #9fb4c8;
    --border: rgba(141, 246, 255, 0.26);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    color: var(--text);
    background: radial-gradient(circle at top, rgba(141, 246, 255, 0.15), transparent 55%),
        linear-gradient(150deg, #03060c 0%, #0a1424 55%, #03060c 100%);
}

body::before {
    content: "";
    position: fixed;
    inset: 0;
    background: repeating-linear-gradient(
        to bottom,
        rgba(255, 255, 255, 0.06) 0px,
        rgba(255, 255, 255, 0.06) 1px,
        transparent 2px,
        transparent 4px
    );
    pointer-events: none;
    opacity: 0.3;
    z-index: 0;
}

.screen {
    max-width: 1100px;
    margin: 0 auto;
    padding: 48px 24px 72px;
    display: flex;
    flex-direction: column;
    gap: 28px;
    position: relative;
    z-index: 1;
}

.hero {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.back {
    color: var(--muted);
    text-decoration: none;
    font-size: 0.95rem;
}

.badge {
    align-self: flex-start;
    padding: 6px 12px;
    border: 1px solid var(--border);
    border-radius: 999px;
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--accent);
}

h1 {
    margin: 0;
    font-size: 2.4rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    font-family: "Press Start 2P", monospace;
}

.subtitle {
    margin: 0;
    color: var(--muted);
    max-width: 640px;
    font-size: 1.1rem;
}

.panel {
    background: var(--panel);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 20px;
    padding: 26px;
    display: grid;
    grid-template-columns: minmax(240px, 0.9fr) minmax(320px, 1.1fr);
    gap: 24px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.45);
    backdrop-filter: blur(4px);
}

.panel-info {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.instructions ul {
    margin: 8px 0 0 18px;
    color: var(--muted);
    display: grid;
    gap: 6px;
}

.controls {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 12px;
}

.btn {
    border: 1px solid transparent;
    border-radius: 10px;
    padding: 10px 16px;
    font-family: inherit;
    font-size: 0.98rem;
    cursor: pointer;
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.btn:active {
    transform: translateY(1px);
}

.btn.primary {
    background: linear-gradient(135deg, #8df6ff, #5dd4ff);
    color: #00121a;
    box-shadow: 0 10px 20px rgba(141, 246, 255, 0.2);
}

.btn.ghost {
    background: rgba(6, 16, 28, 0.9);
    color: var(--text);
    border-color: rgba(141, 246, 255, 0.35);
}

.readouts {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 12px;
}

.readout {
    border: 1px solid rgba(141, 246, 255, 0.2);
    border-radius: 12px;
    padding: 10px 12px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    background: rgba(6, 16, 30, 0.7);
}

.label {
    text-transform: uppercase;
    letter-spacing: 0.12em;
    font-size: 0.7rem;
    color: var(--muted);
}

.status {
    font-size: 0.95rem;
    color: var(--muted);
}

.canvas-wrap {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid rgba(141, 246, 255, 0.3);
    background: #02040a;
    min-height: 420px;
}

canvas {
    display: block;
    width: 100%;
    height: 100%;
    image-rendering: pixelated;
}

.scanlines {
    position: absolute;
    inset: 0;
    background: repeating-linear-gradient(
        to bottom,
        rgba(255, 255, 255, 0.05),
        rgba(255, 255, 255, 0.05) 1px,
        transparent 2px,
        transparent 4px
    );
    mix-blend-mode: screen;
    pointer-events: none;
}

.footer {
    color: var(--muted);
    font-size: 0.9rem;
}

@media (max-width: 860px) {
    .panel {
        grid-template-columns: 1fr;
    }

    h1 {
        font-size: 2rem;
    }
}