/* Shared play shell — same chrome / stage / overlay as Keyboard Jump */

.gs-sr-only {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    padding: 0 !important;
    margin: -1px !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    white-space: nowrap !important;
    border: 0 !important;
}

html.site-typing-app-html:has(body.game-shell-page) {
    height: auto;
    overflow: auto;
}

body.game-shell-page.site-typing-app {
    min-height: 100vh;
    height: auto;
    overflow: auto;
    display: flex;
    flex-direction: column;
    background: var(--chrome-bg, #323437);
}

body.game-shell-page .main-content {
    flex: 1 1 auto;
    max-width: none;
    padding: 0;
    min-height: auto;
    height: auto;
    overflow: visible;
    display: flex;
    flex-direction: column;
}

body.game-shell-page.site-typing-app .footer.footer-mt-minimal {
    position: relative;
    bottom: auto;
    margin-top: auto;
    flex: 0 0 auto;
    height: auto;
    min-height: var(--chrome-footer-min-h, 36px);
    max-height: none;
}

.gs-app {
    --gs-w: 980px;
    --gs-accent: var(--game-accent, var(--chrome-accent, #e2b714));
    --gs-bg: var(--chrome-bg, #323437);
    --gs-surface: var(--chrome-surface, #2c2e31);
    --gs-text: var(--chrome-text, #d1d0c5);
    --gs-muted: var(--chrome-sub, #646669);
    --gs-border: var(--chrome-border, #4a4d52);
    flex: 1 1 auto;
    min-height: 0;
    width: min(var(--gs-w), 100%);
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    color: var(--gs-text);
}

.gs-chrome {
    flex: 0 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    padding: 0.45rem 0.85rem;
}

.gs-back {
    color: var(--gs-muted);
    text-decoration: none;
    font-size: 0.85rem;
    white-space: nowrap;
}

.gs-back:hover { color: var(--gs-accent); }

.gs-hud {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    justify-content: center;
    gap: 0.65rem 1.1rem;
    flex: 1 1 auto;
    min-width: 0;
    font-variant-numeric: tabular-nums;
}

.gs-hud em {
    font-style: normal;
    color: var(--gs-muted);
    font-size: 0.72rem;
    margin-right: 0.28rem;
    text-transform: lowercase;
}

.gs-hud strong {
    font-weight: 600;
    color: var(--gs-text);
}

.gs-chrome-tools {
    display: flex;
    align-items: center;
    gap: 0.45rem;
    flex: 0 0 auto;
}

.gs-select {
    background: var(--gs-surface);
    color: var(--gs-text);
    border: 1px solid var(--gs-border);
    border-radius: 8px;
    padding: 0.28rem 0.45rem;
    font: inherit;
    font-size: 0.8rem;
    max-width: 10.5rem;
}

.gs-stage {
    flex: 1 1 auto;
    min-height: 0;
    width: 100%;
    position: relative;
    display: flex;
    flex-direction: column;
    border-top: 1px solid color-mix(in srgb, var(--gs-border) 70%, transparent);
    background:
        radial-gradient(ellipse 70% 40% at 50% 0%, color-mix(in srgb, var(--gs-accent) 10%, transparent), transparent 55%),
        var(--gs-bg);
}

.gs-prompt-slot {
    flex: 0 0 auto;
    min-height: 0;
}

.gs-app .game-arena {
    flex: 1 1 auto;
    min-height: 0;
    height: auto;
    width: 100%;
    position: relative;
    overflow: hidden;
    border: none;
    border-radius: 0;
    background: transparent;
    box-shadow: none;
}

/* Keep prompts usable for memory / passage games inside the shell */
.gs-app .gs-prompt-slot.game-prompt:not(.gs-sr-only) {
    flex: 0 0 auto;
    position: relative;
    top: auto;
    left: auto;
    transform: none;
    width: auto;
    max-width: none;
    margin: 0.55rem 0.85rem 0;
    z-index: 4;
}

.gs-app .game-prompt.gs-sr-only {
    position: absolute !important;
}

.gs-input.game-input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
    width: 1px;
    height: 1px;
    left: 0;
    bottom: 0;
    border: 0;
    padding: 0;
    margin: 0;
    resize: none;
    caret-color: transparent;
}

.gs-app .game-input:not(.gs-input) {
    /* Type Racer / passage games may need a visible dock input */
}

.gs-dock {
    flex: 0 0 auto;
    display: flex;
    align-items: center;
    gap: 0.55rem;
    padding: 0.55rem 0.85rem 0.7rem;
    border-top: 1px solid color-mix(in srgb, var(--gs-border) 55%, transparent);
}

.gs-dock .game-input {
    flex: 1 1 auto;
    min-width: 0;
    position: static;
    opacity: 1;
    pointer-events: auto;
    width: auto;
    height: auto;
    left: auto;
    bottom: auto;
    border: 1px solid var(--gs-border);
    border-radius: 10px;
    padding: 0.55rem 0.75rem;
    background: var(--gs-surface);
    color: var(--gs-text);
    resize: none;
    caret-color: var(--gs-accent);
}

.gs-dock-actions {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    flex: 0 0 auto;
}

.gs-icon-btn {
    background: var(--gs-surface);
    color: var(--gs-text);
    border: 1px solid var(--gs-border);
    border-radius: 8px;
    width: 2.2rem;
    height: 2.2rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font: inherit;
    font-size: 0.95rem;
}

.gs-icon-btn:hover {
    border-color: var(--gs-accent);
    color: var(--gs-accent);
}

.gs-start-btn {
    background: var(--gs-accent);
    color: #111;
    border: 1px solid color-mix(in srgb, var(--gs-accent) 70%, #000);
    border-radius: 10px;
    padding: 0.5rem 0.95rem;
    font: inherit;
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
}

.gs-start-btn:disabled {
    opacity: 0.55;
    cursor: default;
}

.gs-status {
    margin: 0;
    padding: 0 0.85rem 0.55rem;
    color: var(--gs-muted);
    font-size: 0.82rem;
    min-height: 1.2em;
}

.gs-app.gs-autostart .gs-dock,
.gs-app.gs-autostart .gs-status {
    display: none;
}

.gs-overlay-card {
    text-align: center;
    cursor: default;
    max-width: 400px;
    padding: 1.75rem 1.6rem 1.45rem;
}

.gs-overlay-kicker {
    margin: 0 0 0.35rem;
    font-size: 0.72rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: color-mix(in srgb, var(--gs-accent) 70%, var(--gs-muted));
}

.gs-overlay-card h2 {
    margin: 0 0 0.55rem;
    font-size: 1.55rem;
    letter-spacing: -0.02em;
}

.gs-overlay-card .game-overlay-score {
    margin: 0 0 0.35rem;
    font-size: 1.05rem;
}

.gs-overlay-card .game-overlay-score strong {
    color: var(--gs-accent);
}

.gs-overlay-card .game-overlay-detail,
.gs-overlay-card .tr-overlay-stats {
    margin: 0 0 1.15rem;
    color: var(--gs-muted);
    font-size: 0.92rem;
    line-height: 1.4;
}

.gs-overlay-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.65rem;
    justify-content: center;
}

.gs-overlay-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 7.5rem;
    padding: 0.62rem 1.05rem;
    border-radius: 10px;
    font: inherit;
    font-size: 0.95rem;
    font-weight: 600;
    text-decoration: none;
    border: 1px solid transparent;
    cursor: pointer;
    transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}

.gs-overlay-btn-primary {
    background: var(--gs-accent);
    color: #111;
    border-color: color-mix(in srgb, var(--gs-accent) 70%, #000);
}

.gs-overlay-btn-primary:hover {
    filter: brightness(1.06);
}

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

.gs-overlay-btn-ghost:hover {
    border-color: var(--gs-accent);
    color: var(--gs-accent);
}

.gs-overlay-hint {
    margin: 0.9rem 0 0;
    color: var(--gs-muted);
    font-size: 0.8rem;
}

/* Shared Words / Letters target mode toggle */
.target-mode-toggle {
    display: inline-flex;
    align-items: center;
    gap: 0;
    border: 1px solid var(--gs-border, var(--chrome-border, #4a4d52));
    border-radius: 8px;
    overflow: hidden;
    background: var(--gs-surface, var(--chrome-surface, #2c2e31));
    flex: 0 0 auto;
    z-index: 5;
}

.target-mode-toggle[hidden] { display: none !important; }

.target-mode-btn {
    appearance: none;
    border: 0;
    background: transparent;
    color: var(--gs-muted, var(--chrome-sub, #646669));
    font: inherit;
    font-size: 0.78rem;
    font-weight: 600;
    padding: 0.35rem 0.7rem;
    cursor: pointer;
    line-height: 1.2;
    pointer-events: auto;
}

.target-mode-btn + .target-mode-btn {
    border-left: 1px solid var(--gs-border, var(--chrome-border, #4a4d52));
}

.target-mode-btn.is-active {
    background: color-mix(in srgb, var(--gs-accent, var(--chrome-accent, #e2b714)) 88%, #000);
    color: #111;
}

.target-mode-btn:hover:not(.is-active) {
    color: var(--gs-text, var(--chrome-text, #d1d0c5));
}

.gs-zh-compose {
    margin: 0.35rem 0.85rem 0;
    color: var(--gs-muted);
    font-size: 0.85rem;
}

.gs-stage .game-arena.is-hit-flash {
    box-shadow: inset 0 0 0 2px color-mix(in srgb, #22c55e 55%, transparent);
}

.gs-stage .game-arena.is-miss-flash {
    box-shadow: inset 0 0 0 2px color-mix(in srgb, #ef4444 55%, transparent);
}

/* Type Racer results need page scroll under the play shell */
body.game-shell-page:has(.game-id-type-racer) .main-content {
    overflow: auto;
}

@media (max-width: 900px) {
    .gs-app { width: 100%; }
    .gs-chrome { flex-wrap: wrap; }
    .gs-hud { order: 3; flex: 1 0 100%; }
    .gs-select { max-width: 8.5rem; }
}