/* Harmona — Material 3 tokens, plum + brass, calm listening UI. */

:root {
    color-scheme: light;

    --md-primary: #5b4b8f;
    --md-on-primary: #ffffff;
    --md-primary-container: #e9ddff;
    --md-on-primary-container: #21005d;

    --md-secondary: #7a5c3e;
    --md-on-secondary: #ffffff;
    --md-secondary-container: #f5e0c8;
    --md-on-secondary-container: #2b1b08;

    --md-tertiary: #3e6b62;
    --md-on-tertiary: #ffffff;
    --md-tertiary-container: #c2efe3;
    --md-on-tertiary-container: #03201a;

    --md-surface: #fcf8fe;
    --md-surface-container-lowest: #ffffff;
    --md-surface-container-low: #f7f2fb;
    --md-surface-container: #f1ebf7;
    --md-surface-container-high: #ebe4f2;
    --md-surface-container-highest: #e5def0;

    --md-on-surface: #1d1b20;
    --md-on-surface-variant: #49454f;
    --md-outline: #79747e;
    --md-outline-variant: #cac4d0;
    --md-error: #b3261e;
    --md-ok: #2e7d63;
    --md-scrim: rgba(29, 27, 32, 0.42);

    --md-elev1: 0 1px 2px rgba(29, 27, 32, 0.16), 0 1px 3px 1px rgba(29, 27, 32, 0.08);
    --md-elev2: 0 1px 2px rgba(29, 27, 32, 0.16), 0 2px 6px 2px rgba(29, 27, 32, 0.1);
    --md-elev3: 0 4px 8px 3px rgba(29, 27, 32, 0.1), 0 1px 3px rgba(29, 27, 32, 0.18);

    --r-xs: 8px;
    --r-sm: 12px;
    --r-md: 16px;
    --r-lg: 24px;
    --r-xl: 28px;
    --r-full: 999px;

    --ease: cubic-bezier(0.2, 0, 0, 1);
}

html[data-theme="dark"] {
    color-scheme: dark;

    --md-primary: #cfbcff;
    --md-on-primary: #381e72;
    --md-primary-container: #4f378b;
    --md-on-primary-container: #e9ddff;

    --md-secondary: #d9c2a3;
    --md-on-secondary: #3e2e17;
    --md-secondary-container: #57432b;
    --md-on-secondary-container: #f5e0c8;

    --md-tertiary: #a9d3c6;
    --md-on-tertiary: #0b3730;
    --md-tertiary-container: #254f46;
    --md-on-tertiary-container: #c2efe3;

    --md-surface: #131016;
    --md-surface-container-lowest: #0e0c11;
    --md-surface-container-low: #1b171f;
    --md-surface-container: #1f1b25;
    --md-surface-container-high: #2a2531;
    --md-surface-container-highest: #352f3d;

    --md-on-surface: #e8e0f0;
    --md-on-surface-variant: #cac1d6;
    --md-outline: #948fa0;
    --md-outline-variant: #4a4453;
    --md-error: #ffb4ab;
    --md-ok: #8ce0be;
    --md-scrim: rgba(0, 0, 0, 0.6);

    --md-elev1: 0 1px 2px rgba(0, 0, 0, 0.4), 0 1px 3px 1px rgba(0, 0, 0, 0.24);
    --md-elev2: 0 1px 2px rgba(0, 0, 0, 0.4), 0 2px 6px 2px rgba(0, 0, 0, 0.26);
    --md-elev3: 0 4px 8px 3px rgba(0, 0, 0, 0.3), 0 1px 3px rgba(0, 0, 0, 0.45);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background: var(--md-surface);
    color: var(--md-on-surface);
    -webkit-font-smoothing: antialiased;
    transition: background-color 0.25s var(--ease), color 0.25s var(--ease);
}

a {
    color: var(--md-primary);
    text-decoration: none;
}

h1,
h2,
h3 {
    font-weight: 600;
    letter-spacing: -0.01em;
}

/* Section label: small caps, quiet. */
h2 {
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--md-on-surface-variant);
}

.hidden {
    display: none !important;
}

.muted {
    color: var(--md-on-surface-variant);
    font-size: 0.85rem;
}

.error {
    color: var(--md-error);
    font-size: 0.85rem;
    min-height: 1.1em;
}

.hint {
    color: var(--md-on-surface-variant);
    font-size: 0.85rem;
}

.spacer {
    flex: 1;
}

/* ---------- Surfaces ---------- */

.card {
    background: var(--md-surface-container-low);
    border-radius: var(--r-lg);
    padding: 1.5rem;
}

.card--filled {
    background: var(--md-surface-container);
}

/* ---------- App bar ---------- */

.app-bar {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    width: 100%;
    padding: 0.85rem clamp(0.9rem, 3vw, 1.75rem);
    background: color-mix(in srgb, var(--md-surface) 82%, transparent);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--md-outline-variant);
    flex-wrap: nowrap;
    min-width: 0;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--md-on-surface);
    white-space: nowrap;
}

.brand__mark {
    width: 26px;
    height: 26px;
    border-radius: var(--r-full);
    background:
        repeating-radial-gradient(circle at center, var(--md-primary) 0 2px, transparent 2px 4px),
        var(--md-primary-container);
    box-shadow: inset 0 0 0 2px var(--md-surface);
    flex: none;
}

.brand__dot {
    color: var(--md-secondary);
}

.chip {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    height: 32px;
    padding: 0 0.85rem;
    border-radius: var(--r-full);
    border: 1px solid var(--md-outline-variant);
    background: transparent;
    color: var(--md-on-surface-variant);
    font-size: 0.8rem;
    white-space: nowrap;
}

.chip--room {
    font-family: ui-monospace, SFMono-Regular, "SF Mono", monospace;
    letter-spacing: 0.06em;
    color: var(--md-on-primary-container);
    background: var(--md-primary-container);
    border-color: transparent;
    cursor: pointer;
    transition: filter 0.15s var(--ease);
}

.chip--room:hover {
    filter: brightness(0.96);
}

.chip__dot {
    width: 7px;
    height: 7px;
    border-radius: var(--r-full);
    background: var(--md-ok);
    box-shadow: 0 0 0 0 color-mix(in srgb, var(--md-ok) 60%, transparent);
    animation: pulse 2.4s var(--ease) infinite;
}

@keyframes pulse {
    50% {
        box-shadow: 0 0 0 5px transparent;
    }
}

.who {
    font-size: 0.85rem;
    color: var(--md-on-surface-variant);
    max-width: 12ch;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

@media (max-width: 600px) {
    .who {
        display: none;
    }
}

/* Phone: keep the bar within the viewport instead of letting it grow. */

@media (max-width: 1023px) {
    /* Room for the floating library button, no page scroll. */
    .page-room .room {
        padding-bottom: calc(72px + env(safe-area-inset-bottom));
    }
}

@media (max-width: 600px) {
    .page-room .brand__label,
    .page-room .chip--live {
        display: none;
    }

    .page-room .app-bar {
        gap: 0.4rem;
        padding: 0.6rem 0.75rem;
    }
}

/* ---------- Buttons ---------- */

button,
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.45rem;
    height: 44px;
    padding: 0 1.35rem;
    border-radius: var(--r-full);
    border: none;
    background: var(--md-primary);
    color: var(--md-on-primary);
    font: inherit;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.15s var(--ease), box-shadow 0.15s var(--ease),
        transform 0.1s var(--ease);
}

button:hover,
.btn:hover {
    background: color-mix(in srgb, var(--md-primary) 88%, var(--md-on-primary));
}

button:active {
    transform: scale(0.98);
}

button.secondary,
.btn.secondary {
    background: var(--md-secondary-container);
    color: var(--md-on-secondary-container);
}

button.secondary:hover {
    background: color-mix(in srgb, var(--md-secondary-container) 84%, var(--md-secondary));
}

button.tonal {
    background: var(--md-surface-container-highest);
    color: var(--md-on-surface);
}

button.ghost,
.btn.ghost {
    background: transparent;
    color: var(--md-on-surface-variant);
}

button.ghost:hover {
    background: var(--md-surface-container-high);
    color: var(--md-on-surface);
}

button.icon,
.btn.icon {
    width: 44px;
    height: 44px;
    padding: 0;
    border-radius: var(--r-full);
    font-size: 1rem;
}

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

button:focus-visible,
.btn:focus-visible,
input:focus-visible,
a:focus-visible {
    outline: 3px solid color-mix(in srgb, var(--md-primary) 60%, transparent);
    outline-offset: 2px;
}

/* ---------- Inputs ---------- */

label {
    display: block;
    font-size: 0.8rem;
    color: var(--md-on-surface-variant);
    margin-bottom: 0.9rem;
}

label > span {
    display: block;
    margin-bottom: 0.4rem;
    font-weight: 500;
}

input[type="text"],
input[type="password"],
input[type="search"],
input:not([type]) {
    width: 100%;
    height: 48px;
    padding: 0 1rem;
    border-radius: var(--r-sm);
    border: 1px solid var(--md-outline-variant);
    background: var(--md-surface-container-lowest);
    color: var(--md-on-surface);
    font: inherit;
    font-size: 0.95rem;
    transition: border-color 0.15s var(--ease), box-shadow 0.15s var(--ease);
}

html[data-theme="dark"] input[type="text"],
html[data-theme="dark"] input[type="password"],
html[data-theme="dark"] input[type="search"],
html[data-theme="dark"] input:not([type]) {
    background: var(--md-surface-container-low);
}

input::placeholder {
    color: color-mix(in srgb, var(--md-on-surface-variant) 75%, transparent);
}

input:focus {
    border-color: var(--md-primary);
    outline: none;
}

input[type="range"] {
    width: 100%;
    height: 24px;
    accent-color: var(--md-primary);
    cursor: pointer;
}

.row {
    display: flex;
    gap: 0.6rem;
    flex-wrap: wrap;
    align-items: center;
}

/* ---------- Track lists ---------- */

.track-list,
.queue-list,
.member-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 2px;
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: var(--md-outline-variant) transparent;
}

.track-row {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.55rem 0.7rem;
    border-radius: var(--r-sm);
    min-height: 56px;
    transition: background-color 0.12s var(--ease);
}

.track-row:hover {
    background: var(--md-surface-container-high);
}

.track-main {
    min-width: 0;
    flex: 1;
}

.track-title {
    font-weight: 600;
    font-size: 0.92rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.track-meta {
    font-size: 0.78rem;
    color: var(--md-on-surface-variant);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.track-time {
    font-variant-numeric: tabular-nums;
    font-size: 0.78rem;
    color: var(--md-on-surface-variant);
    flex: none;
}

.empty {
    color: var(--md-on-surface-variant);
    font-size: 0.85rem;
    padding: 0.9rem 0.2rem;
    list-style: none;
}

/* Upload */

.upload {
    position: relative;
    overflow: hidden;
}

.upload input[type="file"] {
    position: absolute;
    inset: 0;
    opacity: 0;
    cursor: pointer;
}

.progress {
    height: 4px;
    border-radius: var(--r-full);
    background: var(--md-surface-container-highest);
    overflow: hidden;
}

.progress > div {
    height: 100%;
    width: 0;
    background: var(--md-primary);
    transition: width 0.15s linear;
}

/* ---------- Home / dashboard ---------- */

.page-home {
    min-height: 100dvh;
}

.page-home .wrap {
    width: min(1180px, 100% - 2.5rem);
    margin: 0 auto;
    padding-bottom: 3rem;
}

.hero {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    padding: clamp(1.75rem, 5vw, 3rem) 0 1.75rem;
}

.hero h1 {
    font-size: clamp(1.9rem, 5vw, 2.9rem);
    font-weight: 700;
    letter-spacing: -0.02em;
}

.hero h1 em {
    font-style: normal;
    color: var(--md-primary);
}

.hero p {
    color: var(--md-on-surface-variant);
    font-size: 0.95rem;
}

.dash-grid {
    display: grid;
    /* One full-width column on phones, two once 2 x 320px + gap fits. */
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 320px), 1fr));
    gap: 1.25rem;
    align-items: start;
}

.dash-grid > * {
    min-width: 0;
}

.dash-grid .card h2 {
    margin-bottom: 1.1rem;
}

.dash-grid .track-list {
    max-height: 46vh;
    margin-top: 0.4rem;
}

@media (max-width: 860px) {
    .dash-grid .track-list {
        max-height: 40vh;
    }
}

/* ---------- Auth ---------- */

.auth-shell {
    min-height: calc(100dvh - 66px);
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 460px);
    align-items: center;
    gap: clamp(1.5rem, 5vw, 4rem);
    width: min(1080px, 100% - 2.5rem);
    margin: 0 auto;
    padding: 2rem 0 3rem;
}

.auth-art {
    position: relative;
    aspect-ratio: 1;
    max-height: 62vh;
    border-radius: var(--r-xl);
    overflow: hidden;
    background:
        radial-gradient(120% 90% at 20% 10%, color-mix(in srgb, var(--md-primary) 42%, transparent), transparent 60%),
        radial-gradient(90% 90% at 90% 90%, color-mix(in srgb, var(--md-secondary) 45%, transparent), transparent 62%),
        var(--md-surface-container);
    display: grid;
    place-items: center;
}

.auth-art__disc {
    width: 58%;
    aspect-ratio: 1;
    border-radius: var(--r-full);
    position: relative;
    display: grid;
    place-items: center;
    background:
        repeating-radial-gradient(circle at center, transparent 0 7px, rgba(255, 255, 255, 0.07) 7px 8px),
        radial-gradient(circle at center, var(--md-on-surface) 0 14%, var(--md-surface-container-highest) 15% 22%, #17141c 23% 100%);
    box-shadow: var(--md-elev3);
    animation: spin 18s linear infinite;
}

.auth-art__disc::after {
    content: "";
    position: absolute;
    width: 15%;
    aspect-ratio: 1;
    border-radius: var(--r-full);
    background: var(--md-secondary);
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.auth-art__bars {
    position: absolute;
    inset: auto 0 0 0;
    height: 42%;
    display: flex;
    align-items: flex-end;
    gap: 5px;
    padding: 0 1.5rem 1.5rem;
    opacity: 0.85;
}

.auth-art__bars i {
    flex: 1;
    border-radius: var(--r-full) var(--r-full) 0 0;
    background: linear-gradient(to top, color-mix(in srgb, var(--md-primary) 70%, transparent), transparent);
    animation: bounce 2.6s var(--ease) infinite alternate;
}

.auth-art__bars i:nth-child(3n) {
    animation-duration: 3.4s;
}

.auth-art__bars i:nth-child(4n) {
    animation-duration: 2s;
}

@keyframes bounce {
    from {
        height: 14%;
    }

    to {
        height: 92%;
    }
}

.auth-card {
    background: var(--md-surface-container-low);
    border-radius: var(--r-xl);
    padding: clamp(1.5rem, 4vw, 2.25rem);
    box-shadow: var(--md-elev1);
}

.auth-card__head {
    margin-bottom: 1.4rem;
}

.auth-card__head h2 {
    font-size: 1.35rem;
    letter-spacing: -0.02em;
    text-transform: none;
    color: var(--md-on-surface);
    margin-bottom: 0.35rem;
}

.auth-card__head p {
    font-size: 0.88rem;
    color: var(--md-on-surface-variant);
}

.auth-card button[type="submit"] {
    width: 100%;
    margin-top: 0.35rem;
    height: 50px;
}

.auth-card .hint {
    margin-top: 1.1rem;
    text-align: center;
}

.auth-card .hint a {
    font-weight: 600;
}

@media (max-width: 860px) {
    .auth-shell {
        grid-template-columns: 1fr;
        padding-top: 1rem;
    }

    .auth-art {
        display: none;
    }
}

/* ---------- Room page ---------- */

.page-room {
    height: 100dvh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.room {
    flex: 1;
    min-height: 0;
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
    padding: 0.85rem clamp(0.85rem, 2.5vw, 1.5rem);
}

.stage {
    flex: 1;
    min-height: 0;
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
}

/* Now playing */

.now {
    position: relative;
    flex: none;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: clamp(0.6rem, 2vh, 1.25rem);
    padding: clamp(1.1rem, 3vw, 2rem);
    border-radius: var(--r-xl);
    background:
        radial-gradient(90% 120% at 12% 0%, color-mix(in srgb, var(--md-primary) 20%, transparent), transparent 58%),
        radial-gradient(80% 100% at 100% 100%, color-mix(in srgb, var(--md-secondary) 18%, transparent), transparent 60%),
        var(--md-surface-container-low);
    overflow: hidden;
}

.now__head {
    display: flex;
    align-items: center;
    gap: 0.9rem;
    min-width: 0;
}

.disc {
    position: relative;
    width: clamp(44px, 7vh, 64px);
    aspect-ratio: 1;
    border-radius: var(--r-full);
    flex: none;
    background:
        repeating-radial-gradient(circle at center, transparent 0 3px, rgba(255, 255, 255, 0.08) 3px 4px),
        radial-gradient(circle at center, var(--md-on-surface) 0 22%, #1a1620 23% 100%);
    box-shadow: var(--md-elev2);
    display: grid;
    place-items: center;
}

.disc::after {
    content: "";
    width: 26%;
    aspect-ratio: 1;
    border-radius: var(--r-full);
    background: var(--md-secondary);
}

.disc.spinning {
    animation: spin 8s linear infinite;
}

.now__meta {
    min-width: 0;
}

.now-title {
    font-size: clamp(1.1rem, 2.6vw, 1.7rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.2;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.now-artist {
    color: var(--md-on-surface-variant);
    font-size: 0.9rem;
    margin-top: 0.15rem;
    min-height: 1.2em;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.seek .times {
    display: flex;
    justify-content: space-between;
    font-size: 0.75rem;
    color: var(--md-on-surface-variant);
    font-variant-numeric: tabular-nums;
    margin-top: 0.15rem;
}

.controls {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.controls .play {
    width: clamp(58px, 9vh, 74px);
    height: clamp(58px, 9vh, 74px);
    border-radius: var(--r-full);
    font-size: 1.5rem;
    background: var(--md-primary);
    color: var(--md-on-primary);
    box-shadow: var(--md-elev2);
    flex: none;
}

.controls .play:hover {
    background: color-mix(in srgb, var(--md-primary) 88%, var(--md-on-primary));
}

.controls .skip {
    width: 48px;
    height: 48px;
    padding: 0;
    border-radius: var(--r-full);
    background: var(--md-surface-container-high);
    color: var(--md-on-surface);
    font-size: 1.05rem;
    flex: none;
}

.controls svg,
.volume svg {
    width: 24px;
    height: 24px;
    fill: currentColor;
    display: block;
    flex: none;
}

.controls .play svg {
    width: 30px;
    height: 30px;
}

#play .i-pause {
    display: none;
}

#play[data-playing="true"] .i-play {
    display: none;
}

#play[data-playing="true"] .i-pause {
    display: block;
}

.volume {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--md-on-surface-variant);
    min-width: 0;
}

.volume input {
    width: clamp(60px, 12vw, 120px);
}

@media (max-width: 480px) {
    .volume {
        display: none;
    }
}

/* Listeners */

.listeners {
    flex: 1 1 0;
    min-height: 96px;
    display: flex;
    flex-direction: column;
    padding: 0.85rem 1rem 0.5rem;
    border-radius: var(--r-lg);
    background: var(--md-surface-container-low);
}

.listeners h2 {
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.member-list {
    min-height: 0;
    flex: 1;
    padding-bottom: 0.35rem;
}

.member-list li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem 0.15rem;
    font-size: 0.9rem;
}

.dot {
    width: 8px;
    height: 8px;
    border-radius: var(--r-full);
    background: var(--md-ok);
    flex: none;
}

.you {
    font-size: 0.62rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--md-on-primary-container);
    background: var(--md-primary-container);
    border-radius: var(--r-full);
    padding: 0.1rem 0.45rem;
}

/* ---------- Sheets (queue + library) ---------- */

.sheet {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 30;
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
    max-height: min(78dvh, 620px);
    padding: 0 1rem calc(1rem + env(safe-area-inset-bottom));
    background: var(--md-surface-container-low);
    border-radius: var(--r-xl) var(--r-xl) 0 0;
    box-shadow: var(--md-elev3);
    transform: translateY(102%);
    visibility: hidden;
    transition: transform 0.32s var(--ease), visibility 0.32s var(--ease);
}

.sheet[data-open] {
    transform: translateY(0);
    visibility: visible;
}

.sheet__handle {
    width: 34px;
    height: 4px;
    border-radius: var(--r-full);
    background: var(--md-outline-variant);
    margin: 0.6rem auto 0.2rem;
    flex: none;
}

.sheet__head {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    flex: none;
}

.sheet__head h2 {
    flex: 1;
}

.sheet__body {
    flex: 1;
    min-height: 0;
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.sheet__body .track-list,
.sheet__body .queue-list {
    flex: 1;
    min-height: 0;
}

.sheet .upload-row {
    flex: none;
}

.scrim {
    position: fixed;
    inset: 0;
    z-index: 25;
    background: var(--md-scrim);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.25s var(--ease), visibility 0.25s var(--ease);
}

body.sheet-open .scrim {
    opacity: 1;
    visibility: visible;
}

body.sheet-open {
    overflow: hidden;
}

.queue-list li {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.5rem 0.6rem;
    border-radius: var(--r-sm);
    cursor: pointer;
    min-height: 56px;
}

.queue-list li:hover {
    background: var(--md-surface-container-high);
}

.queue-list li.active {
    background: var(--md-primary-container);
    color: var(--md-on-primary-container);
}

.queue-list li.active .track-meta,
.queue-list li.active .track-time,
.queue-list li.active .idx {
    color: color-mix(in srgb, var(--md-on-primary-container) 72%, transparent);
}

.queue-list .idx {
    width: 1.3rem;
    text-align: right;
    font-size: 0.75rem;
    color: var(--md-on-surface-variant);
    font-variant-numeric: tabular-nums;
    flex: none;
}

.remove {
    height: 32px;
    width: 32px;
    padding: 0;
    border-radius: var(--r-full);
    background: transparent;
    color: var(--md-on-surface-variant);
    font-size: 0.9rem;
    flex: none;
}

.remove:hover {
    background: color-mix(in srgb, var(--md-error) 16%, transparent);
    color: var(--md-error);
}

/* Floating buttons (mobile): library bottom-left, queue bottom-right. */

.fab {
    position: fixed;
    bottom: calc(1rem + env(safe-area-inset-bottom));
    z-index: 20;
    width: 56px;
    height: 56px;
    padding: 0;
    border-radius: var(--r-lg);
    background: var(--md-secondary-container);
    color: var(--md-on-secondary-container);
    font-size: 1.35rem;
    box-shadow: var(--md-elev2);
}

.fab:hover {
    background: color-mix(in srgb, var(--md-secondary-container) 84%, var(--md-secondary));
}

.fab svg {
    width: 26px;
    height: 26px;
    fill: currentColor;
    display: block;
}

.fab--library {
    left: 1rem;
}

.fab--queue {
    right: 1rem;
    background: var(--md-primary-container);
    color: var(--md-on-primary-container);
}

.fab--queue:hover {
    background: color-mix(in srgb, var(--md-primary-container) 84%, var(--md-primary));
}

.badge {
    position: absolute;
    top: -4px;
    right: -4px;
    min-width: 20px;
    height: 20px;
    padding: 0 5px;
    border-radius: var(--r-full);
    background: var(--md-tertiary-container);
    color: var(--md-on-tertiary-container);
    font-size: 0.68rem;
    font-weight: 700;
    display: grid;
    place-items: center;
    box-shadow: var(--md-elev1);
}

/* Tap to listen */

.unlock {
    position: fixed;
    inset: 0;
    z-index: 22;
    display: grid;
    place-items: center;
    pointer-events: none;
    background: radial-gradient(circle at center, var(--md-scrim), transparent 62%);
}

.unlock button {
    pointer-events: auto;
    flex-direction: column;
    gap: 0.3rem;
    height: auto;
    padding: 1.35rem 1.9rem;
    border-radius: var(--r-xl);
    background: var(--md-primary);
    color: var(--md-on-primary);
    font-size: 1rem;
    box-shadow: var(--md-elev3);
    animation: breathe 2.8s var(--ease) infinite;
}

.unlock__row {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.unlock__row svg {
    width: 24px;
    height: 24px;
    fill: currentColor;
    display: block;
}

.unlock button small {
    font-size: 0.72rem;
    font-weight: 500;
    opacity: 0.8;
    letter-spacing: 0.04em;
}

@keyframes breathe {
    50% {
        box-shadow: var(--md-elev3), 0 0 0 14px color-mix(in srgb, var(--md-primary) 18%, transparent);
    }
}

/* Sign-in gate over the room */

.gate {
    position: fixed;
    inset: 0;
    z-index: 40;
    display: grid;
    place-items: center;
    padding: 1rem;
    overflow-y: auto;
    background: var(--md-scrim);
    backdrop-filter: blur(8px);
}

.gate .auth-card {
    width: min(420px, 100%);
}

/* ---------- Desktop room ---------- */

@media (min-width: 1024px) {
    .room {
        display: grid;
        grid-template-columns: minmax(260px, 300px) minmax(0, 1fr) minmax(280px, 340px);
        grid-template-areas: "library stage queue";
        gap: 1.1rem;
        padding: 1.1rem clamp(1rem, 2vw, 1.75rem) clamp(1rem, 2vw, 1.5rem);
    }

    .stage {
        grid-area: stage;
    }

    .sheet {
        position: static;
        transform: none;
        visibility: visible;
        max-height: none;
        min-height: 0;
        padding: 1rem;
        border-radius: var(--r-lg);
        box-shadow: none;
        background: var(--md-surface-container-low);
        overflow: hidden;
    }

    .sheet--library {
        grid-area: library;
    }

    .sheet--queue {
        grid-area: queue;
    }

    .sheet__handle,
    .sheet .sheet__close,
    .fab,
    .scrim {
        display: none;
    }
}

/* Short viewports: trim the player so everything fits without scrolling. */

@media (max-height: 720px) {
    .now {
        gap: 0.5rem;
        padding: 0.9rem;
    }
}