@font-face {
    font-family: "Pixelify Sans";
    src: url("fonts/PixelifySans.ttf") format("truetype");
    font-weight: 400 700;
    font-display: swap;
}

:root {
    --night: #0A0F2E;
    --window: #1E2A78;
    --window-raised: #283797;
    --border: #F4F6FF;
    --ink: #F4F6FF;
    --ink-soft: #C9D0F5;
    --ink-faint: #A9B3E6;
    --cursor: #FF8800; /* Amiga Workbench 1.3 orange */
    --cursor-hover: #FFA640;
    --error: #FFB8AD;

    --pixel: "Pixelify Sans", ui-monospace, monospace;
    /* the pixel face's "fi" ligature reads as "A"; set on every element using --pixel */
    --pixel-features: "liga" 0, "calt" 0;
    --sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;

    --space-1: 4px;
    --space-2: 8px;
    --space-3: 12px;
    --space-4: 16px;
    --space-5: 24px;
    --space-6: 32px;
    --space-7: 48px;

    --radius: 6px;
    --window-edge: 0 0 0 2px var(--border), inset 0 0 0 2px var(--night);
    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);

    color-scheme: dark;
    accent-color: var(--cursor);
}

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

html {
    -webkit-text-size-adjust: 100%;
    scrollbar-color: var(--window-raised) var(--night);
}

body {
    margin: 0;
    background: var(--night);
    color: var(--ink);
    font-family: var(--sans);
    font-size: 1rem;
    line-height: 1.5;
    caret-color: var(--cursor);
}

::selection {
    background: var(--cursor);
    color: var(--night);
}

:focus-visible {
    outline: 3px solid var(--cursor);
    outline-offset: 3px;
}

a {
    color: var(--ink);
    text-decoration-thickness: 1px;
    text-underline-offset: 3px;
}

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

[hidden] {
    display: none !important;
}

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip-path: inset(50%);
    white-space: nowrap;
}

.sprite {
    display: none;
}

.icon {
    width: 16px;
    height: 16px;
    flex: none;
    fill: currentColor;
    shape-rendering: crispEdges;
}

.icon-lg {
    width: 32px;
    height: 32px;
}

.icon-smooth {
    shape-rendering: geometricPrecision;
}

/* ---------- windows (the save-screen panels) ---------- */

.panel {
    background: var(--window);
    border-radius: var(--radius);
    box-shadow: var(--window-edge);
    padding: var(--space-4);
    margin: 0;
}

.fine {
    margin: var(--space-3) 0 0;
    color: var(--ink-soft);
    font-size: 0.875rem;
}

/* ---------- buttons and fields ---------- */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    min-height: 48px;
    padding: 0 var(--space-4);
    border: 0;
    border-radius: var(--radius);
    font: 600 1rem/1 var(--sans);
    cursor: pointer;
    transition: background-color 0.2s var(--ease-out), color 0.2s var(--ease-out);
}

.btn:disabled {
    cursor: not-allowed;
}

.btn-primary {
    background: var(--cursor);
    color: var(--night);
}

.btn-primary:hover {
    background: var(--cursor-hover);
}

.btn-ghost {
    background: transparent;
    color: var(--ink);
    box-shadow: inset 0 0 0 2px var(--border);
}

.btn-ghost:hover,
.btn-ghost[aria-expanded="true"] {
    background: var(--window);
}

.btn-small {
    min-height: 40px;
    padding: 0 var(--space-3);
    background: var(--cursor);
    color: var(--night);
    font-size: 0.875rem;
}

.btn-icon {
    min-height: 44px;
    width: 44px;
    padding: 0;
    background: transparent;
    color: var(--ink-soft);
}

.btn-icon:hover {
    color: var(--ink);
    background: var(--window-raised);
}

.link-button {
    padding: 0;
    border: 0;
    background: none;
    color: var(--ink);
    font: inherit;
    text-decoration: underline;
    text-decoration-thickness: 1px;
    text-underline-offset: 3px;
    cursor: pointer;
}

.link-button:hover {
    color: var(--cursor);
}

.field-label {
    display: block;
    margin-bottom: var(--space-2);
    font-weight: 600;
}

.field-row {
    display: flex;
    gap: var(--space-2);
}

.field {
    flex: 1;
    min-width: 0;
    min-height: 48px;
    padding: 0 var(--space-3);
    border: 2px solid var(--border);
    border-radius: var(--radius);
    background: var(--night);
    color: var(--ink);
    font: 1rem var(--sans);
}

.field::placeholder {
    color: var(--ink-faint);
}

.field[aria-invalid="true"] {
    border-color: var(--error);
}

.field-error {
    margin: var(--space-2) 0 0;
    color: var(--error);
}

/* ---------- page frame ---------- */

.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    max-width: 1240px;
    margin: 0 auto;
    padding: var(--space-4);
}

.wordmark {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin: 0;
    font: 600 1.75rem/1 var(--pixel);
    font-feature-settings: var(--pixel-features);
    letter-spacing: 0.01em;
}

.logo {
    flex: none;
    width: 2.75rem;
    height: 2.45rem;
    color: var(--ink);
}

.layout {
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 var(--space-4) var(--space-6);
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: var(--space-6);
}

.stage {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: var(--space-5);
    align-content: start;
}

/* Listen: the save slot comes first, the (still visible) player below it */
.stage[data-view="listen"] .slot-now {
    order: -1;
}

/* ---------- player ---------- */

.player-frame {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
    border-radius: var(--radius);
    box-shadow: var(--window-edge);
    background: #000;
    overflow: hidden;
}

/* YouTube requires the player to stay visible at 200 x 200 px or more */
.player-frame[data-view="listen"] {
    width: min(100%, 356px);
    height: 200px;
    aspect-ratio: auto;
}

.player-frame iframe {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    border: 0;
}

.player-empty {
    color: var(--ink-soft);
}

.consent-title {
    margin: 0 0 var(--space-2);
    font: 600 1.375rem/1.2 var(--pixel);
    font-feature-settings: var(--pixel-features);
}

.consent p {
    max-width: 65ch;
    margin: 0;
}

.consent-actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-3) var(--space-5);
    margin-top: var(--space-4);
}

.add-intro {
    margin: 0 0 var(--space-4);
    max-width: 60ch;
}

/* ---------- the active save slot ---------- */

.slot-now {
    padding: var(--space-5) var(--space-5) var(--space-4);
}

.cursor {
    width: 28px;
    height: 28px;
    fill: var(--cursor);
    shape-rendering: crispEdges;
    animation: cursor-bob 0.9s steps(2, jump-none) infinite;
}

@keyframes cursor-bob {
    from { transform: translateX(0); }
    to { transform: translateX(3px); }
}

.now-title {
    margin: 0;
    font-size: 1.25rem;
    line-height: 1.3;
    font-weight: 700;
    overflow-wrap: anywhere;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.now-meta {
    margin: var(--space-1) 0 0;
    color: var(--ink-soft);
}

/* the buttons wrap below the clock together when a long position doesn't leave room */
.now-row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    margin-top: var(--space-4);
}

.now-time {
    margin: 0;
    font: 500 clamp(2.75rem, 12vw, 4rem)/1 var(--pixel);
    font-feature-settings: var(--pixel-features);
    font-variant-numeric: tabular-nums;
    letter-spacing: 0.02em;
}

/* always on screen, only the words change, so nothing below moves when playback starts */
.now-time-label {
    display: block;
    margin-bottom: var(--space-1);
    color: var(--ink-soft);
    font: 600 0.875rem/1.2 var(--sans);
    letter-spacing: 0;
}

/* fixed size in every state, so play/pause and fullscreen never move */
.now-actions {
    display: flex;
    gap: var(--space-4);
    margin-left: auto;
}

.btn-play {
    width: 72px;
    height: 72px;
    padding: 0;
    flex: none;
    background: var(--cursor);
    color: var(--night);
    box-shadow: 0 0 0 2px var(--border);
}

.btn-play:hover:not(:disabled) {
    background: var(--cursor-hover);
}

/* our own fullscreen button replaces YouTube's, which sits right next to the progress bar */
.btn-fullscreen {
    width: 72px;
    height: 72px;
    padding: 0;
    flex: none;
}

.btn-fullscreen:disabled {
    color: var(--ink-faint);
    box-shadow: inset 0 0 0 2px var(--ink-faint);
}

.btn-fullscreen:disabled:hover {
    background: transparent;
}

.player-frame:fullscreen {
    width: 100%;
    height: 100%;
    aspect-ratio: auto;
    border-radius: 0;
    box-shadow: none;
}

.player-frame:-webkit-full-screen {
    width: 100%;
    height: 100%;
    aspect-ratio: auto;
    border-radius: 0;
    box-shadow: none;
}

/* only shown in fullscreen, where YouTube's own exit button is switched off */
.fullscreen-exit {
    display: none;
    position: absolute;
    top: var(--space-3);
    right: var(--space-3);
    z-index: 1;
    width: 44px;
    min-height: 44px;
    padding: 0;
    background: rgba(10, 15, 46, 0.6);
    color: var(--ink);
    box-shadow: inset 0 0 0 2px rgba(244, 246, 255, 0.7);
    opacity: 0.7;
}

.fullscreen-exit:hover,
.fullscreen-exit:focus-visible {
    background: var(--night);
    opacity: 1;
}

.player-frame:fullscreen .fullscreen-exit {
    display: inline-flex;
}

.player-frame:-webkit-full-screen .fullscreen-exit {
    display: inline-flex;
}

.btn-play:disabled {
    background: var(--window-raised);
    color: var(--ink-faint);
}

.now-controls {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--space-5);
    margin-top: var(--space-5);
    padding-top: var(--space-4);
    border-top: 1px solid rgba(244, 246, 255, 0.25);
}

.option .fine {
    margin-top: var(--space-2);
    max-width: 40ch;
}

.segmented {
    display: inline-flex;
    margin: 0;
    padding: 2px;
    border: 2px solid var(--border);
    border-radius: var(--radius);
}

.segmented input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.segmented label {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    min-height: 40px;
    padding: 0 var(--space-3);
    border-radius: 3px;
    font-weight: 600;
    cursor: pointer;
}

.segmented input:checked + label {
    background: var(--border);
    color: var(--night);
}

.segmented input:focus-visible + label {
    outline: 3px solid var(--cursor);
    outline-offset: 2px;
}

.switch-row {
    display: inline-flex;
    align-items: center;
    gap: var(--space-3);
    min-height: 48px;
}

.switch-row label {
    font-weight: 600;
    cursor: pointer;
}

.switch {
    appearance: none;
    position: relative;
    width: 48px;
    height: 28px;
    margin: 0;
    flex: none;
    border: 2px solid var(--border);
    border-radius: 3px;
    background: var(--night);
    cursor: pointer;
}

.switch::after {
    content: "";
    position: absolute;
    top: 2px;
    left: 2px;
    width: 20px;
    height: 20px;
    background: var(--ink-soft);
    transition: transform 0.16s steps(2, jump-none);
}

.switch:checked {
    background: var(--cursor);
    border-color: var(--cursor);
}

.switch:checked::after {
    transform: translateX(20px);
    background: var(--night);
}

/* ---------- the shelf of save files ---------- */

.shelf-head {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: var(--space-4);
    margin-bottom: var(--space-4);
}

.shelf-title {
    margin: 0;
    font: 600 1.375rem/1.2 var(--pixel);
    font-feature-settings: var(--pixel-features);
}

.time-played {
    margin: 0;
    color: var(--ink-soft);
    font-size: 0.875rem;
    text-align: right;
}

.time-played strong {
    color: var(--ink);
    font: 500 1rem var(--pixel);
    font-feature-settings: var(--pixel-features);
    font-variant-numeric: tabular-nums;
}

.slots {
    display: grid;
    gap: var(--space-3);
    margin: 0;
    padding: 0 0 0 var(--space-5);
    list-style: none;
}

.slot {
    position: relative;
    display: flex;
    align-items: stretch;
    background: var(--window);
    border-radius: var(--radius);
    box-shadow: var(--window-edge);
}

.slot .cursor {
    position: absolute;
    left: -32px;
    top: 50%;
    margin-top: -14px;
    visibility: hidden;
}

.slot[aria-current="true"] {
    box-shadow: 0 0 0 2px var(--cursor), inset 0 0 0 2px var(--night);
}

.slot[aria-current="true"] .cursor,
.slot:has(.slot-main:focus-visible) .cursor,
.slot:hover .cursor {
    visibility: visible;
}

.slot-main {
    flex: 1;
    min-width: 0;
    display: grid;
    gap: var(--space-1);
    padding: var(--space-3) var(--space-4);
    border: 0;
    border-radius: var(--radius) 0 0 var(--radius);
    background: transparent;
    color: var(--ink);
    font: inherit;
    text-align: left;
    cursor: pointer;
}

.slot-main:hover {
    background: var(--window-raised);
}

.slot-main:focus-visible {
    outline-offset: -3px;
}

.slot-title {
    font-weight: 700;
    overflow-wrap: anywhere;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.slot-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    gap: 0 var(--space-3);
    color: var(--ink-soft);
    font-size: 0.875rem;
}

.slot-time {
    color: var(--ink);
    font: 500 1.125rem var(--pixel);
    font-feature-settings: var(--pixel-features);
    font-variant-numeric: tabular-nums;
}

.slot-remove {
    align-self: center;
    margin-right: var(--space-1);
}

.slot-empty .cursor {
    visibility: visible;
}

.slot-empty .slot-title {
    font: 600 1.125rem/1.2 var(--pixel);
    font-feature-settings: var(--pixel-features);
}

.notice-time {
    font: 500 1.0625rem var(--pixel);
    font-feature-settings: var(--pixel-features);
    font-variant-numeric: tabular-nums;
}

/* ---------- notice ---------- */

.notice {
    position: fixed;
    left: 50%;
    bottom: var(--space-4);
    z-index: 10;
    display: flex;
    align-items: center;
    gap: var(--space-3);
    width: min(calc(100% - 2 * var(--space-4)), 560px);
    padding: var(--space-2) var(--space-2) var(--space-2) var(--space-4);
    background: var(--window);
    border-radius: var(--radius);
    box-shadow: var(--window-edge), 0 8px 24px rgba(0, 0, 0, 0.45);
    transform: translateX(-50%);
    animation: notice-in 0.35s var(--ease-out);
}

.notice[data-tone="error"] {
    box-shadow: 0 0 0 2px var(--error), inset 0 0 0 2px var(--night), 0 8px 24px rgba(0, 0, 0, 0.45);
}

.notice-text {
    flex: 1;
    margin: 0;
}

@keyframes notice-in {
    from { opacity: 0; transform: translate(-50%, 12px); }
    to { opacity: 1; transform: translate(-50%, 0); }
}

/* ---------- footer ---------- */

.footer {
    max-width: 1240px;
    margin: 0 auto;
    padding: var(--space-5) var(--space-4) var(--space-7);
    border-top: 1px solid rgba(244, 246, 255, 0.2);
    color: var(--ink-soft);
    font-size: 0.875rem;
}

.footer p {
    max-width: 75ch;
    margin: 0 0 var(--space-3);
}

.footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2) var(--space-5);
}

.footer-links a,
.footer-links .link-button {
    color: var(--ink);
    min-height: 44px;
    display: inline-flex;
    align-items: center;
}

/* ---------- wider screens: shelf beside the player ---------- */

@media (min-width: 1024px) {
    .layout {
        grid-template-columns: minmax(0, 1.7fr) minmax(320px, 1fr);
        align-items: start;
    }

    .shelf {
        position: sticky;
        top: var(--space-4);
    }

    .stage[data-view="listen"] {
        grid-template-columns: minmax(0, 1fr) 356px;
        align-items: start;
    }

    .stage[data-view="listen"] .add-panel {
        grid-column: 1 / -1;
    }

    .stage[data-view="listen"] .slot-now {
        grid-column: 1;
        grid-row: span 1;
    }

    .stage[data-view="listen"] .player-area {
        grid-column: 2;
        grid-row: 2;
    }

    .stage[data-view="listen"] .add-panel[hidden] ~ .player-area {
        grid-row: 1;
    }
}

@media (prefers-reduced-motion: reduce) {
    .cursor,
    .notice {
        animation: none;
    }

    .btn,
    .switch::after {
        transition: none;
    }
}