@font-face {
    font-family: "JetBrains Mono";
    font-style: normal;
    font-weight: 400;
    font-display: swap;
    src: url("./fonts/jetbrains-mono/JetBrainsMono-Regular.woff2")
        format("woff2");
}

@font-face {
    font-family: "JetBrains Mono";
    font-style: normal;
    font-weight: 500;
    font-display: swap;
    src: url("./fonts/jetbrains-mono/JetBrainsMono-Medium.woff2")
        format("woff2");
}

@font-face {
    font-family: "JetBrains Mono";
    font-style: normal;
    font-weight: 700;
    font-display: swap;
    src: url("./fonts/jetbrains-mono/JetBrainsMono-Bold.woff2") format("woff2");
}

:root {
    --bg: #101216;
    --fg: #e6e3da;
    --muted: #b9b2a5;
    --subtle: #8f8a80;
    --panel: #181c23;
    --border: #303744;
    --accent: #ffb84a;
    --accent-ink: #1d1307;
    --brand: #69d1d8;
    --brand-shadow:
        1px 1px 0 rgba(0, 0, 0, 0.8), 2px 2px 0 rgba(105, 209, 216, 0.22);
    --link: #8fd7ff;
    --focus: #ffffff;
    --max-width: 960px;
    --font-sans:
        system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    --font-mono:
        "JetBrains Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    background: var(--bg);
    color: var(--fg);
    font: 400 16px/1.65 var(--font-sans);
}

a {
    color: var(--link);
    text-underline-offset: 0.18em;
}

a:hover {
    color: var(--fg);
}

a:focus-visible {
    outline: 2px solid var(--focus);
    outline-offset: 4px;
}

code,
pre {
    font-family: var(--font-mono);
}

code {
    color: var(--accent);
}

.skip-link {
    position: absolute;
    left: 12px;
    top: 12px;
    z-index: 10;
    padding: 6px 10px;
    background: var(--accent);
    color: var(--accent-ink);
    transform: translateY(-160%);
}

.skip-link:focus {
    transform: translateY(0);
}

.site-header {
    position: relative;
    border-bottom: 1px solid var(--border);
    overflow: hidden;
}

.site-header::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image: repeating-linear-gradient(
        0deg,
        rgba(255, 255, 255, 0.018) 0 1px,
        transparent 1px 4px
    );
    pointer-events: none;
}

.header-inner {
    position: relative;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 28px 20px 44px;
}

.logo {
    margin: 18px 0 28px;
    color: var(--brand);
    font-family: var(--font-mono);
    font-size: 26px;
    line-height: 1.05;
    letter-spacing: 0;
    text-shadow: var(--brand-shadow);
}

h1,
h2,
h3,
p {
    margin-top: 0;
}

.hero-title {
    max-width: 22ch;
    margin-bottom: 14px;
    color: var(--fg);
    font-size: 32px;
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: 0;
}

.hero-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin: 0;
    color: var(--subtle);
    font-family: var(--font-mono);
    font-size: 12px;
    font-weight: 500;
    letter-spacing: 1.5px;
    text-transform: uppercase;
}

.hero-meta span[aria-hidden] {
    color: var(--accent);
}

h2 {
    margin-bottom: 14px;
    font-size: 21px;
    line-height: 1.35;
    letter-spacing: 0;
}

.downloads-version {
    margin-left: 8px;
    color: var(--muted);
    font-size: 14px;
    font-weight: normal;
}

.notice-box {
    padding: 14px 16px;
    margin: 22px 0;
    border: 1px solid #7a623d;
    border-left: 4px solid var(--accent);
    background: rgba(255, 184, 74, 0.08);
}

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

h3 {
    margin-bottom: 8px;
    font-size: 16px;
}

.tagline,
.eyebrow {
    color: var(--muted);
}

.tagline {
    margin-bottom: 0;
}

.eyebrow {
    margin-bottom: 8px;
    font-family: var(--font-mono);
    font-size: 12px;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.site-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 4px 22px;
    justify-content: flex-end;
    padding-bottom: 18px;
    margin-bottom: 4px;
    border-bottom: 1px dashed var(--border);
}

.site-nav a {
    font-family: var(--font-mono);
    font-size: 12px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    text-decoration: none;
    color: var(--muted);
}

.site-nav a:hover {
    color: var(--brand);
}

.color-bar {
    height: 6px;
    background: linear-gradient(
        to right,
        #6c6c6c 0 12.5%,
        #0058f8 12.5% 25%,
        #f83800 25% 37.5%,
        #f0bc3c 37.5% 50%,
        #58d854 50% 62.5%,
        #b8b8f8 62.5% 75%,
        #f878f8 75% 87.5%,
        #e0e0e0 87.5% 100%
    );
}

main {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 18px 20px 40px;
}

.section {
    padding: 34px 0;
    border-bottom: 1px solid var(--border);
}

.intro {
    max-width: 760px;
}

.section-heading {
    max-width: 680px;
}

.split {
    display: grid;
    grid-template-columns: minmax(220px, 0.8fr) minmax(0, 1.2fr);
    gap: 28px;
    align-items: start;
}

.screenshot-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
}

.screenshot {
    margin: 0;
}

.screenshot img {
    display: block;
    width: 100%;
    height: auto;
    border: 1px solid var(--border);
    background: #000;
}

.screenshot figcaption {
    margin-top: 8px;
    color: var(--muted);
    font-size: 13px;
}

.demo-songs {
    margin-top: 32px;
    padding-top: 24px;
    border-top: 1px dashed var(--border);
}

.demo-note {
    max-width: 60ch;
    margin: 0 0 18px;
    color: var(--muted);
    font-size: 13px;
}

.demo-list {
    margin: 0;
    padding: 0;
    list-style: none;
}

.demo-row {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr) auto;
    grid-template-areas:
        "index meta duration"
        "audio audio audio";
    column-gap: 16px;
    row-gap: 10px;
    align-items: baseline;
    padding: 14px 4px;
}

.demo-row:last-child {
    border-bottom: none;
}

.demo-index {
    grid-area: index;
    color: var(--accent);
    font-family: var(--font-mono);
    font-weight: 700;
    font-variant-numeric: tabular-nums;
    letter-spacing: 1px;
}

.demo-meta {
    grid-area: meta;
    display: flex;
    flex-direction: column;
    gap: 2px;
    min-width: 0;
}

.demo-title {
    color: var(--fg);
    font-weight: 700;
    letter-spacing: 0.02em;
}

.demo-title-link {
    text-decoration: none;
}

.demo-title-link:hover,
.demo-title-link:focus-visible {
    color: var(--brand);
}

.demo-byline {
    color: var(--muted);
    font-family: var(--font-mono);
    font-size: 12px;
    letter-spacing: 1.5px;
    text-transform: uppercase;
}

.demo-duration {
    grid-area: duration;
    color: var(--subtle);
    font-family: var(--font-mono);
    font-size: 12px;
    font-variant-numeric: tabular-nums;
    letter-spacing: 1.5px;
}

.demo-actions {
    grid-area: duration;
    display: flex;
    flex-wrap: wrap;
    gap: 6px 12px;
    justify-content: flex-end;
    align-items: baseline;
}

.demo-play-link {
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0;
    white-space: nowrap;
}

.demo-audio {
    grid-area: audio;
    width: 100%;
    height: 36px;
    color-scheme: dark;
    filter: hue-rotate(160deg) saturate(0.7);
}

.demo-audio::-webkit-media-controls-panel {
    background: var(--panel);
}

.download-list {
    margin: 24px 0 0;
    padding: 0;
    list-style: none;
    border-top: 1px solid var(--border);
}

.download-list li {
    border-bottom: 1px solid var(--border);
}

.download-list li:last-child {
    border-bottom: none;
}

.download-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto auto;
    grid-template-areas:
        "label type size"
        "desc desc desc";
    column-gap: 16px;
    row-gap: 6px;
    align-items: baseline;
    padding: 14px 4px 16px;
    color: inherit;
    text-decoration: none;
    font-weight: 700;
}

.download-row-primary {
    padding: 16px 4px 18px;
}

.download-row:hover,
.download-row:focus-visible {
    background: rgba(255, 255, 255, 0.025);
    outline: none;
}

.download-row:hover .download-label,
.download-row:focus-visible .download-label {
    color: var(--brand);
}

.download-label {
    grid-area: label;
    letter-spacing: 0.02em;
}

.download-type {
    grid-area: type;
    padding: 1px 7px 2px;
    border: 1px solid var(--border);
    color: var(--muted);
    font-family: var(--font-mono);
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 1.8px;
}

.download-size {
    grid-area: size;
    min-width: 6ch;
    color: var(--accent);
    font-family: var(--font-mono);
    font-weight: 500;
    font-variant-numeric: tabular-nums;
    text-align: right;
}

.download-desc {
    grid-area: desc;
    color: var(--muted);
    font-size: 13px;
    font-weight: 400;
}

.download-changes,
.past-releases {
    margin-top: 28px;
}

.download-changes h3,
.past-releases h3 {
    margin-bottom: 10px;
}

.download-changes ul {
    margin: 0;
    padding-left: 20px;
}

.download-changes li {
    margin-bottom: 7px;
}

.download-changes p {
    margin-top: 14px;
}

.download-list-secondary {
    margin-top: 12px;
}

.browser-player-links {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 14px;
    align-items: baseline;
    margin-top: 18px;
}

.browser-player-links a {
    font-weight: 700;
}

.text-link {
    font-weight: 700;
}

.pending-link {
    color: var(--muted);
    font-weight: 700;
}

.site-footer {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 20px;
    color: var(--muted);
    font-size: 13px;
}

.doc-header {
    padding-bottom: 18px;
}

.doc-content {
    max-width: 820px;
    overflow-wrap: break-word;
}

.doc-content a {
    overflow-wrap: anywhere;
}

.doc-content h1 {
    margin-top: 0;
    font-size: 22px;
}

.doc-content h2 {
    margin-top: 34px;
    padding-top: 26px;
    border-top: 1px solid var(--border);
}

.doc-content pre {
    overflow-x: auto;
    padding: 14px;
    border: 1px solid var(--border);
    background: var(--panel);
}

.doc-content ul {
    padding-left: 22px;
}

.doc-content li + li {
    margin-top: 4px;
}

.doc-content #phrase-fx + ul {
    display: grid;
    gap: 10px;
    padding-left: 0;
    list-style: none;
}

.doc-content #phrase-fx + ul li {
    margin-top: 0;
    padding: 12px 14px;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--panel);
}

.doc-content #phrase-fx + ul strong {
    display: block;
    margin-bottom: 4px;
    color: var(--fg);
    font-family: var(--font-mono);
    font-size: 14px;
    line-height: 1.35;
}

.player-section {
    padding-top: 18px;
}

.player-layout {
    display: grid;
    grid-template-columns: minmax(0, 2fr) minmax(260px, 0.9fr);
    gap: 24px;
    align-items: start;
}

.player-playfield {
    display: grid;
    gap: 12px;
}

.player-stage {
    display: grid;
    place-items: center;
    aspect-ratio: 256 / 240;
    min-height: 240px;
    border: 1px solid var(--border);
    background: #000;
}

.player-stage.is-file-drop-target {
    border-color: var(--accent);
    outline: 2px solid var(--accent);
    outline-offset: 3px;
}

#emulator-screen {
    display: block;
    width: 100%;
    height: 100%;
    image-rendering: pixelated;
}

.player-touchpad {
    display: none;
}

.player-touchpad-button {
    min-width: 0;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--panel);
    color: var(--fg);
    font: 700 12px/1 var(--font-mono);
    touch-action: none;
    user-select: none;
}

.player-touchpad-dpad .player-touchpad-button {
    font-size: 18px;
}

.player-touchpad-button:disabled {
    opacity: 0.42;
}

.player-touchpad-button.is-active {
    border-color: var(--accent);
    background: var(--accent);
    color: var(--accent-ink);
}

.player-panel {
    padding-top: 2px;
}

.player-status {
    min-height: 4.8em;
    color: var(--muted);
    font-size: 13px;
}

.player-status[data-status="error"] {
    color: #ffb0a0;
}

.player-actions {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
    margin: 18px 0 24px;
}

.player-button {
    min-height: 36px;
    border: 1px solid var(--border);
    background: var(--panel);
    color: var(--fg);
    font: 700 13px/1.2 var(--font-sans);
    cursor: pointer;
}

.player-button-primary {
    border-color: var(--accent);
    background: var(--accent);
    color: var(--accent-ink);
}

.player-button:disabled {
    cursor: not-allowed;
    opacity: 0.45;
}

.player-button:not(:disabled):hover,
.player-button:not(:disabled):focus-visible {
    border-color: var(--brand);
    outline: none;
}

.player-controls {
    padding-top: 16px;
    border-top: 1px dashed var(--border);
}

.player-controls dl {
    display: grid;
    grid-template-columns: 1fr;
    gap: 8px;
    margin: 0;
}

.player-controls div {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(7ch, auto);
    gap: 16px;
    align-items: baseline;
    min-width: 0;
    padding: 2px 0;
}

.player-controls dt {
    color: var(--muted);
    font-family: var(--font-mono);
    font-size: 12px;
}

.player-controls dd {
    margin: 0;
    color: var(--fg);
    font-family: var(--font-mono);
    font-size: 12px;
    font-weight: 700;
    text-align: right;
    white-space: nowrap;
}

.player-picker {
    padding-top: 16px;
    border-top: 1px dashed var(--border);
}

.player-picker + .player-picker {
    margin-top: 18px;
}

.player-region-links,
.player-demo-links {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 14px;
}

.player-region-links a,
.player-demo-links a {
    font-size: 13px;
    font-weight: 700;
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }
}

@media (max-width: 720px) {
    body {
        font-size: 15px;
    }

    .split {
        display: block;
    }

    .site-nav {
        justify-content: flex-start;
    }

    .logo {
        overflow-x: auto;
        font-size: 14px;
    }

    .hero-title {
        font-size: 24px;
    }

    .screenshot-grid,
    .player-layout,
    .download-list li {
        grid-template-columns: 1fr;
    }

    .demo-actions {
        justify-content: flex-start;
    }

    .player-section:not(.is-player-launching):not(.is-player-running)
        .player-playfield {
        display: none;
    }

    .player-actions {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 720px) and (pointer: coarse) {
    .player-touchpad {
        display: grid;
        grid-template-columns: minmax(132px, 1fr) minmax(132px, 1fr);
        grid-template-areas:
            "dpad actions"
            "menu menu";
        gap: 12px;
        align-items: center;
    }

    .player-touchpad-dpad {
        grid-area: dpad;
        display: grid;
        grid-template-columns: repeat(3, 44px);
        grid-template-rows: repeat(3, 44px);
        gap: 4px;
        justify-content: start;
    }

    .player-pad-up {
        grid-column: 2;
        grid-row: 1;
    }

    .player-pad-left {
        grid-column: 1;
        grid-row: 2;
    }

    .player-pad-right {
        grid-column: 3;
        grid-row: 2;
    }

    .player-pad-down {
        grid-column: 2;
        grid-row: 3;
    }

    .player-touchpad-actions {
        grid-area: actions;
        display: flex;
        gap: 12px;
        justify-content: flex-end;
        align-items: center;
    }

    .player-pad-action {
        width: 58px;
        height: 58px;
        border-radius: 50%;
        font-size: 16px;
    }

    .player-touchpad-menu {
        grid-area: menu;
        display: flex;
        gap: 10px;
        justify-content: center;
    }

    .player-pad-menu {
        width: 84px;
        height: 34px;
    }
}