.btn {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    min-height: var(--tap-min);
    padding: 0 1.25em;
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-weight: 600;
    letter-spacing: -0.01em;
    color: var(--color-on-primary);
    background: var(--color-primary);
    border-radius: var(--radius);
    transition:
        background-color var(--dur-base) var(--ease-out),
        transform var(--dur-fast) var(--ease-out),
        opacity var(--dur-base);
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
    user-select: none;
}

.btn::after {
    content: '→';
    font-family: var(--font-body);
    transition: transform var(--dur-base) var(--ease-out);
}

@media (hover: hover) {
    .btn:hover:not(:disabled) {
        background: var(--color-primary-strong);
    }

    .btn:hover:not(:disabled)::after {
        transform: translateX(4px);
    }
}

.btn:active:not(:disabled) {
    transform: scale(0.98);
}

.btn:disabled {
    cursor: not-allowed;
    opacity: 0.35;
}

.btn--block {
    display: flex;
    width: 100%;
}

.btn--xl {
    min-height: 68px;
    font-size: 1.4rem;
}

.btn--ghost {
    color: var(--color-text);
    background: transparent;
    border: var(--hairline);
}

.btn--ghost::after,
.btn--plain::after {
    content: none;
}

@media (hover: hover) {
    .btn--ghost:hover:not(:disabled) {
        background: var(--color-surface-2);
    }
}

.btn--plain {
    min-height: 44px;
    padding: 0;
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--color-muted);
    background: none;
    text-decoration: underline;
    text-underline-offset: 4px;
}

@media (hover: hover) {
    .btn--plain:hover:not(:disabled) {
        color: var(--color-text);
        background: none;
    }
}

.btn--danger {
    background: var(--color-danger);
}

.btn.is-loading {
    pointer-events: none;
}

.btn.is-loading::after {
    content: '';
    width: 1.1rem;
    height: 1.1rem;
    border: 2px solid rgb(255 255 255 / 0.35);
    border-top-color: #fff;
    border-radius: 50%;
    animation: spin 700ms linear infinite;
}

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

.input {
    width: 100%;
    min-height: 64px;
    padding: 0.2em 0 0.1em;
    font-family: var(--font-display);
    font-size: 2.2rem;
    font-weight: 600;
    letter-spacing: -0.02em;
    color: var(--color-text);
    background: transparent;
    border: 0;
    border-bottom: 2px solid var(--color-line-strong);
    border-radius: 0;
    transition: border-color var(--dur-base) var(--ease-out);
}

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

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

.input[aria-invalid='true'] {
    border-color: var(--color-danger);
}

.input:disabled {
    opacity: 0.4;
}

.form-error {
    min-height: 1.5em;
    font-weight: 600;
    color: var(--color-danger);
}

.avatar {
    --avatar-size: 44px;
    display: grid;
    flex-shrink: 0;
    place-items: center;
    width: var(--avatar-size);
    height: var(--avatar-size);
    font-family: var(--font-display);
    font-size: calc(var(--avatar-size) * 0.46);
    font-weight: 700;
    line-height: 1;
    color: var(--color-bg);
    background: var(--avatar-color, var(--color-primary));
    border-radius: 50%;
}

.avatar--sm {
    --avatar-size: 26px;
}

.avatar--more {
    width: auto;
    min-width: var(--avatar-size);
    padding: 0 0.45em;
    font-family: var(--font-label);
    font-size: calc(var(--avatar-size) * 0.42);
    font-weight: 400;
    font-variant-numeric: tabular-nums;
    color: var(--color-text);
    background: var(--color-surface-3);
    border-radius: var(--radius-pill);
}

.tag {
    display: inline-flex;
    align-items: center;
    gap: 0.35em;
    padding: 0.35em 0.7em;
    font-family: var(--font-label);
    font-size: 0.7rem;
    font-weight: 300;
    letter-spacing: 0.08em;
    line-height: 1;
    text-transform: uppercase;
    border-radius: var(--radius-pill);
}

.tag--host {
    color: var(--color-on-primary);
    background: var(--color-primary);
}

.tag--offline {
    color: var(--color-muted);
    border: var(--hairline);
}

.settings {
    display: grid;
    gap: var(--space-5);
}

.settings__group {
    display: grid;
    gap: var(--space-3);
    min-width: 0;
    margin: 0;
    padding: 0;
    border: 0;
}

.settings__group legend {
    margin-bottom: var(--space-3);
    padding: 0;
}

.options {
    display: grid;
    grid-auto-columns: minmax(0, 1fr);
    grid-auto-flow: column;
    gap: 1px;
    overflow: hidden;
    background: var(--color-line);
    border: var(--hairline);
    border-radius: var(--radius);
}

.options--cards,
.options--grid {
    grid-auto-flow: row;
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.option {
    display: grid;
    align-content: center;
    gap: 2px;
    min-width: 0;
    min-height: 52px;
    overflow-wrap: anywhere;
    padding: var(--space-3);
    font-weight: 600;
    text-align: center;
    color: var(--color-muted);
    background: var(--color-bg);
    transition: background-color var(--dur-base) var(--ease-out), color var(--dur-base);
    -webkit-tap-highlight-color: transparent;
}

.option[aria-pressed='true'] {
    color: var(--color-on-primary);
    background: var(--color-primary);
}

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

.options--cards .option {
    align-content: start;
    min-height: 92px;
    padding: var(--space-4);
    text-align: left;
}

.option__title {
    font-family: var(--font-display);
    font-size: 1.35rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--color-text);
}

.option__text {
    font-size: 0.8rem;
    font-weight: 400;
    line-height: 1.35;
}

.option__meta {
    margin-top: var(--space-1);
    font-family: var(--font-label);
    font-size: 0.7rem;
    font-weight: 300;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.options--list {
    grid-template-columns: minmax(0, 1fr);
}

.options--list .option {
    min-height: 0;
}

.option[aria-pressed='true'] .option__meta,
.option[aria-pressed='true'] .option__text {
    color: rgb(255 255 255 / 0.8);
}

.timer {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

.timer__track {
    flex: 1;
    height: 3px;
    overflow: hidden;
    background: var(--color-line);
}

.timer__bar {
    display: block;
    height: 100%;
    background: var(--color-primary);
    transform-origin: left;
    transition: background-color var(--dur-base);
}

.timer__digits {
    font-family: var(--font-label);
    font-size: 1.6rem;
    font-weight: 300;
    font-variant-numeric: tabular-nums;
}

.timer.is-urgent .timer__bar {
    background: var(--color-danger);
}

.timer.is-urgent .timer__digits {
    color: var(--color-danger);
}

.timer--thin .timer__bar,
.timer--thin.is-urgent .timer__bar {
    background: var(--color-faint);
}

.choice {
    display: grid;
    align-content: space-between;
    gap: var(--space-4);
    padding: var(--space-4);
    text-align: left;
    color: var(--color-text);
    background: var(--color-bg);
    transition:
        background-color var(--dur-base) var(--ease-out),
        color var(--dur-base),
        opacity var(--dur-base);
}

.choice__letter {
    font-family: var(--font-label);
    font-weight: 300;
    font-size: 0.8em;
    color: var(--color-muted);
}

.choice__label {
    min-width: 0;
    font-family: var(--font-display);
    font-weight: 600;
    letter-spacing: -0.02em;
    line-height: 1.05;
    overflow-wrap: anywhere;
}

.choice.is-correct {
    color: var(--color-on-success);
    background: var(--color-success);
}

.choice.is-correct .choice__letter {
    color: var(--color-on-success);
}

.choice.is-wrong {
    color: var(--color-faint);
}

.choice__pickers {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
}

.choice--button {
    grid-template-columns: auto 1fr;
    align-items: center;
    align-content: center;
    width: 100%;
    min-height: 74px;
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
}

.choice--button .choice__letter {
    width: 1.6em;
}

.choice--button .choice__label {
    font-size: 1.3rem;
}

.choice--button:active:not(:disabled) {
    background: var(--color-surface-2);
}

.choice--button.is-selected {
    color: var(--color-on-primary);
    background: var(--color-primary);
}

.choice--button.is-selected .choice__letter {
    color: rgb(255 255 255 / 0.8);
}

.choice--button:disabled {
    cursor: default;
}

.choice--button:disabled:not(.is-selected) {
    opacity: 0.3;
}

.cover {
    display: grid;
    place-items: center;
    width: 100%;
    aspect-ratio: 1;
    object-fit: cover;
    font-family: var(--font-display);
    font-weight: 800;
    line-height: 1;
    background: var(--color-surface);
    border-radius: var(--radius-sm);
}

.cover--generated {
    color: rgb(255 255 255 / 0.9);
    background: linear-gradient(135deg, hsl(var(--cover-hue) 70% 58%), hsl(calc(var(--cover-hue) + 60) 72% 32%));
}

img.cover,
.cover--generated {
    animation: pop-in 520ms var(--ease-out) both;
}

.vinyl {
    position: relative;
    width: 100%;
    aspect-ratio: 1;
    background:
        radial-gradient(circle, var(--color-primary) 0 15%, var(--color-bg) 15.5% 17%, transparent 17.5%),
        repeating-radial-gradient(circle, #16161c 0 2px, #0e0e12 2px 4px);
    border-radius: 50%;
    box-shadow: inset 0 0 0 1px var(--color-line-strong);
}

.vinyl-wrap::after {
    content: '?';
    position: absolute;
    inset: 0;
    display: grid;
    place-items: center;
    font-family: var(--font-display);
    font-size: 13cqi;
    font-weight: 800;
    color: var(--color-on-primary);
}

.vinyl.is-spinning {
    animation: spin 2.4s linear infinite;
}

.vinyl-wrap {
    position: relative;
    container-type: inline-size;
}

.ladder {
    display: grid;
    grid-auto-columns: 1fr;
    grid-auto-flow: column;
    gap: 1px;
    background: var(--color-line);
    border: var(--hairline);
}

.ladder__step {
    display: grid;
    gap: var(--space-1);
    padding: var(--space-3);
    background: var(--color-bg);
    transition: background-color var(--dur-base), color var(--dur-base);
}

.ladder__time {
    font-family: var(--font-display);
    font-weight: 700;
    letter-spacing: -0.03em;
    line-height: 1;
}

.ladder__points {
    font-family: var(--font-label);
    font-weight: 300;
    font-size: 0.75em;
    color: var(--color-muted);
}

.ladder__step.is-past {
    color: var(--color-faint);
}

.ladder__step.is-past .ladder__points {
    color: var(--color-faint);
    text-decoration: line-through;
}

.ladder__step.is-current {
    color: var(--color-on-primary);
    background: var(--color-primary);
}

.ladder__step.is-current .ladder__points {
    color: rgb(255 255 255 / 0.8);
}

.dialog {
    width: min(92vw, 420px);
    padding: var(--space-6);
    color: var(--color-text);
    background: var(--color-surface);
    border: var(--hairline);
    border-radius: var(--radius);
}

.dialog::backdrop {
    background: rgb(5 5 8 / 0.75);
    backdrop-filter: blur(4px);
}

.dialog[open] {
    animation: pop-in 320ms var(--ease-out);
}

.dialog__title {
    margin-bottom: var(--space-2);
    font-size: 2.2rem;
}

.dialog__actions {
    display: grid;
    gap: var(--space-3);
    margin-top: var(--space-5);
}

.loading {
    display: grid;
    justify-items: center;
    gap: var(--space-5);
}

.loading .eq {
    font-size: 3rem;
}

.tag--success {
    color: var(--color-on-success);
    background: var(--color-success);
}

.tag--danger {
    color: #fff;
    background: var(--color-danger);
}

.tag--team-A,
.option--team-A[aria-pressed='true'] {
    color: var(--color-on-primary);
    background: var(--color-primary);
}

.tag--team-B,
.option--team-B[aria-pressed='true'] {
    color: var(--color-on-success);
    background: var(--color-success);
}

.option--team-B[aria-pressed='true'] .option__title,
.option--team-B[aria-pressed='true'] .option__text {
    color: var(--color-on-success);
}

.tl-card {
    display: grid;
    gap: 2px;
    min-width: 0;
    padding: var(--space-3);
    background: var(--color-surface);
    border: var(--hairline);
    border-radius: var(--radius-sm);
}

.tl-card__year {
    font-family: var(--font-display);
    font-size: 1.8rem;
    font-weight: 700;
    letter-spacing: -0.03em;
    line-height: 1;
}

.tl-card__title,
.tl-card__artist {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.tl-card__title {
    font-weight: 600;
}

.tl-card__artist {
    font-size: 0.85em;
    color: var(--color-muted);
}

.tl-card.is-new {
    color: var(--color-on-success);
    background: var(--color-success);
    border-color: transparent;
    animation: pop-in 480ms var(--ease-out) both;
}

.tl-card.is-new .tl-card__artist {
    color: rgb(10 10 13 / 0.7);
}

.options--cards .option:last-child:nth-child(odd) {
    grid-column: 1 / -1;
}

.tag--playlist {
    color: var(--color-primary-strong);
    border: 1px solid var(--color-primary);
}

.credit {
    font-family: var(--font-label);
    font-weight: 300;
    letter-spacing: 0.04em;
    color: var(--color-primary-strong);
}

.glyph {
    display: inline-block;
    flex-shrink: 0;
    font-family: var(--font-label);
    font-style: normal;
    font-weight: 400;
    line-height: 1;
}

.glyph--cross {
    translate: 0 -0.08em;
}

.icon {
    flex-shrink: 0;
    width: 1em;
    height: 1em;
    vertical-align: -0.14em;
    fill: none;
    stroke: currentColor;
    stroke-width: 2.6;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.icon--star {
    fill: currentColor;
    stroke: none;
}

.tag .icon {
    width: 1.1em;
    height: 1.1em;
}

.hl-unit {
    margin-left: 0.2em;
    font-family: var(--font-label);
    font-size: 0.3em;
    font-weight: 300;
    letter-spacing: 0;
    color: var(--color-muted);
}