:root {
    --bg: #060912;
    --panel: #0f1530;
    --ink: #e1edff;
    --muted: #91a8d7;
    --line: #2a3f78;
    --cyan: #33f2ff;
    --pink: #ff5fd2;
    --amber: #ffc65a;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    min-height: 100vh;
    font-family: "Inter", "Segoe UI", system-ui, sans-serif;
    color: var(--ink);
    background:
        radial-gradient(circle at 16% 14%, rgba(51, 242, 255, 0.14), transparent 40%),
        radial-gradient(circle at 82% 12%, rgba(255, 95, 210, 0.12), transparent 44%),
        linear-gradient(170deg, #05070f, #060912 45%, #04050b);
    display: flex;
    justify-content: center;
    padding: 1rem;
}

.app {
    width: min(1020px, 100%);
    display: grid;
    gap: 0.95rem;
}

.rack,
.topbar {
    border: 1px solid var(--line);
    border-radius: 14px;
    background: linear-gradient(180deg, rgba(15, 21, 48, 0.96), rgba(9, 13, 31, 0.96));
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.35);
}

.topbar { padding: 0.95rem 1rem; }
.back {
    color: var(--amber);
    text-decoration: none;
    font-weight: 700;
}

h1 {
    margin: 0.6rem 0 0.3rem;
    font-size: clamp(1.35rem, 3vw, 2rem);
}

.topbar p {
    margin: 0;
    color: var(--muted);
}

.controls {
    padding: 0.85rem;
    display: grid;
    gap: 0.75rem;
}

.row {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.55rem;
}

.label {
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--muted);
    font-size: 0.76rem;
    min-width: 66px;
}

.chips { display: flex; flex-wrap: wrap; gap: 0.45rem; }

button {
    border: 1px solid #3a5394;
    border-radius: 8px;
    background: #111b40;
    color: var(--ink);
    padding: 0.48rem 0.74rem;
    font-size: 0.9rem;
    cursor: pointer;
    transition: transform 120ms ease, border-color 120ms ease;
}

button:hover {
    transform: translateY(-1px);
    border-color: #5f7ed0;
}

button:active { transform: translateY(1px); }

.chip.active {
    border-color: var(--cyan);
    box-shadow: 0 0 0 1px rgba(51, 242, 255, 0.38);
}

.accent {
    border-color: #8d4ddc;
    background: linear-gradient(180deg, #5f39a0, #472977);
}

.sliders {
    display: grid;
    grid-template-columns: auto minmax(110px, 1fr) auto auto minmax(110px, 1fr) auto;
    align-items: center;
    gap: 0.45rem 0.7rem;
}

input[type="range"] { width: 100%; }

.sliders label,
.sliders span {
    color: var(--muted);
    font-size: 0.82rem;
}

.visual {
    display: grid;
    grid-template-columns: 2.1fr 1fr;
    gap: 0.85rem;
    padding: 0.85rem;
}

.scope-wrap {
    position: relative;
    overflow: hidden;
    border-radius: 10px;
    border: 1px solid #28427e;
    background: #000;
}

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

.scanlines {
    pointer-events: none;
    position: absolute;
    inset: 0;
    background: repeating-linear-gradient(
        to bottom,
        rgba(255, 255, 255, 0.06) 0px,
        rgba(255, 255, 255, 0.06) 1px,
        transparent 1px,
        transparent 4px
    );
    mix-blend-mode: soft-light;
}

.telemetry {
    border: 1px solid #25407d;
    border-radius: 10px;
    padding: 0.75rem;
    background: rgba(8, 11, 25, 0.82);
    display: grid;
    gap: 0.5rem;
    min-height: 100%;
}

.stat {
    display: flex;
    justify-content: space-between;
    gap: 0.7rem;
    border-bottom: 1px solid rgba(145, 168, 215, 0.15);
    padding-bottom: 0.32rem;
}

.stat span {
    color: var(--muted);
    font-size: 0.77rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.stat strong {
    font-size: 0.92rem;
}

.log {
    margin-top: 0.2rem;
    padding: 0.5rem;
    border-radius: 8px;
    border: 1px solid #233868;
    background: #03050d;
    min-height: 128px;
    max-height: 180px;
    overflow: auto;
    font-family: "JetBrains Mono", "Consolas", monospace;
    font-size: 0.74rem;
    line-height: 1.45;
    color: #86ffef;
}

@media (max-width: 860px) {
    .visual { grid-template-columns: 1fr; }
    .sliders {
        grid-template-columns: auto minmax(100px, 1fr) auto;
    }
}