* { margin: 0; padding: 0; box-sizing: border-box; }
body { background: #000; overflow: hidden; font-family: 'Courier New', monospace; }
canvas { display: block; }

#overlay {
    position: fixed; top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.9);
    display: flex; flex-direction: column;
    justify-content: center; align-items: center;
    color: #fff; z-index: 100;
}
#overlay h1 { font-size: 18px; max-width: 600px; text-align: center; line-height: 1.6; margin-bottom: 40px; font-weight: normal; }
#overlay button {
    background: #fff; color: #000; border: none;
    padding: 15px 40px; font-size: 16px; cursor: pointer;
    font-family: inherit;
}
#overlay button:hover:not(:disabled) { background: #ddd; }
#overlay button:disabled {
    background: #444;
    color: #888;
    cursor: wait;
}
#overlay .hint { margin-top: 30px; color: #666; font-size: 12px; }
#overlay .warning { margin-top: 40px; color: #a86; font-size: 11px; max-width: 400px; text-align: center; line-height: 1.5; }

#stats {
    position: fixed; top: 10px; right: 10px;
    color: #0f0; font-size: 11px;
    background: rgba(0,0,0,0.5); padding: 8px;
}

#pause-overlay {
    position: fixed; top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.75);
    display: flex; justify-content: center; align-items: center;
    z-index: 100;
}
#pause-overlay .pause-content {
    text-align: center;
    color: #fff;
}
#pause-overlay h2 {
    font-size: 24px;
    font-weight: normal;
    margin-bottom: 30px;
    letter-spacing: 4px;
    text-transform: uppercase;
}
#pause-overlay .controls {
    display: inline-block;
    text-align: left;
    margin-bottom: 30px;
}
#pause-overlay .control-row {
    margin: 8px 0;
    font-size: 14px;
    color: #aaa;
}
#pause-overlay .key {
    display: inline-block;
    min-width: 70px;
    color: #fff;
    background: rgba(255,255,255,0.1);
    padding: 4px 10px;
    margin-right: 12px;
    border-radius: 3px;
    font-size: 12px;
    text-align: center;
}
/* Inline key chips in the gallery hint line - compact, unlike the pause
   menu's control-list keys which are column-aligned with a min-width. */
.screenshot-hint .key {
    display: inline-block;
    color: #fff;
    background: rgba(255,255,255,0.1);
    padding: 2px 7px;
    border-radius: 3px;
    font-size: 12px;
}
#pause-overlay .resume-hint {
    color: #666;
    font-size: 12px;
}

/* Repo link - pause menu only, kept in the same muted register as the
   resume hint so it never competes with the controls above it. */
#pause-overlay .repo-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    margin-bottom: 16px;
    color: #666;
    font-size: 12px;
    text-decoration: none;
}
#pause-overlay .repo-link:hover {
    color: #aaa;
}
#pause-overlay .repo-icon {
    display: block;
}

/* Language toggle - appears in both the start overlay and the pause menu.
   The active language is the bright one; the other is a button. */
.lang-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-bottom: 24px;
}
#overlay .lang-toggle {
    margin-top: 30px;
    margin-bottom: 0;
}
.lang-toggle .lang-option {
    background: none;
    border: none;
    padding: 4px 8px;
    font-family: inherit;
    font-size: 12px;
    letter-spacing: 2px;
    color: #666;
    cursor: pointer;
}
.lang-toggle .lang-option:hover {
    color: #aaa;
}
.lang-toggle .lang-option.active {
    color: #fff;
    cursor: default;
}
.lang-toggle .lang-sep {
    color: #444;
    font-size: 12px;
}
/* The start overlay styles all its buttons as big white blocks; the toggle
   is not that kind of button. */
#overlay .lang-toggle .lang-option {
    background: none;
    color: #666;
    padding: 4px 8px;
    font-size: 12px;
}
#overlay .lang-toggle .lang-option:hover:not(:disabled) {
    background: none;
    color: #aaa;
}
#overlay .lang-toggle .lang-option.active {
    color: #fff;
}

/* Screenshot overlay */
#screenshot-overlay {
    position: fixed; top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.9);
    display: flex; justify-content: flex-start; align-items: flex-start;
    z-index: 100;
    overflow-y: auto;
}
#screenshot-overlay .screenshot-content {
    text-align: center;
    color: #fff;
    padding: 40px;
    max-width: 1200px;
    width: 100%;
    margin: 0 auto;
}
#screenshot-overlay .storage-info {
    color: #888;
    font-size: 11px;
    margin-bottom: 20px;
}
#screenshot-overlay .storage-bar {
    display: inline-block;
    width: 150px;
    height: 8px;
    background: #333;
    border-radius: 4px;
    margin-left: 10px;
    vertical-align: middle;
    overflow: hidden;
}
#screenshot-overlay .storage-bar-fill {
    height: 100%;
    background: #4a4;
    border-radius: 4px;
    transition: width 0.3s;
}
#screenshot-overlay h2 {
    font-size: 24px;
    font-weight: normal;
    margin-bottom: 30px;
    letter-spacing: 4px;
    text-transform: uppercase;
}
#screenshot-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}
/* Text comes from the data-empty attribute so it can be translated - CSS
   string literals are not reachable from the language toggle. */
#screenshot-grid:empty::after {
    content: attr(data-empty);
    color: #666;
    grid-column: 1 / -1;
    padding: 60px;
}
.screenshot-item {
    background: rgba(255,255,255,0.05);
    border-radius: 8px;
    overflow: hidden;
    position: relative;
    cursor: pointer;
    transition: transform 0.2s, background 0.2s;
}
.screenshot-item:hover {
    transform: scale(1.02);
    background: rgba(255,255,255,0.1);
}
.screenshot-item img {
    width: 100%;
    aspect-ratio: 16/9;
    object-fit: cover;
    display: block;
}
.screenshot-item .meta {
    padding: 10px;
    font-size: 10px;
    color: #888;
    text-align: left;
    white-space: pre-line;
    line-height: 1.4;
}
.screenshot-item .download-btn {
    position: absolute;
    top: 8px;
    left: 8px;
    background: rgba(0,0,0,0.7);
    border: none;
    color: #6cf;
    width: 28px;
    height: 28px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 16px;
    opacity: 0;
    transition: opacity 0.2s;
}
.screenshot-item:hover .download-btn {
    opacity: 1;
}
.screenshot-item .download-btn:hover {
    background: #6cf;
    color: #000;
}
.screenshot-item .delete-btn {
    position: absolute;
    top: 8px;
    right: 8px;
    background: rgba(0,0,0,0.7);
    border: none;
    color: #f66;
    width: 28px;
    height: 28px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 16px;
    opacity: 0;
    transition: opacity 0.2s;
}
.screenshot-item:hover .delete-btn {
    opacity: 1;
}
.screenshot-item .delete-btn:hover {
    background: #f66;
    color: #fff;
}
#screenshot-overlay .screenshot-hint {
    color: #666;
    font-size: 12px;
}

/* Screenshot flash feedback */
.screenshot-flash {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: #fff;
    pointer-events: none;
    z-index: 200;
    animation: flash 0.3s ease-out forwards;
}
@keyframes flash {
    0% { opacity: 0.5; }
    100% { opacity: 0; }
}

/* Transient hint toasts (capture, cursor release) */
.toast {
    position: fixed;
    bottom: 60px;
    left: 50%;
    transform: translateX(-50%) translateY(10px);
    background: rgba(0,0,0,0.8);
    color: #fff;
    font-size: 15px;
    padding: 10px 18px;
    border-radius: 6px;
    border: 1px solid rgba(102,204,255,0.4);
    pointer-events: none;
    z-index: 150;
    opacity: 0;
    transition: opacity 0.3s ease, transform 0.3s ease;
}
.toast.visible {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}
.toast.fading {
    transition: opacity 0.6s ease, transform 0.6s ease;
}
.toast kbd {
    display: inline-block;
    background: rgba(102,204,255,0.15);
    border: 1px solid rgba(102,204,255,0.5);
    border-radius: 3px;
    padding: 1px 7px;
    margin: 0 2px;
    color: #6cf;
    font-family: inherit;
    font-weight: bold;
}

/* Screenshot preview modal */
#screenshot-preview {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.95);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 150;
    cursor: pointer;
}
#screenshot-preview img {
    max-width: 95%;
    max-height: 95%;
    object-fit: contain;
}

/* Scan debug panel */
#scan-debug {
    position: fixed;
    bottom: 10px;
    left: 10px;
    background: rgba(0,0,0,0.8);
    color: #0f0;
    font-size: 11px;
    padding: 10px;
    border: 1px solid #333;
    min-width: 280px;
    z-index: 50;
}
#scan-debug .debug-title {
    color: #ff0;
    font-weight: bold;
    margin-bottom: 8px;
    border-bottom: 1px solid #333;
    padding-bottom: 4px;
}
#scan-debug .hit { color: #0f0; }
#scan-debug .fog { color: #f80; }
#scan-debug .miss { color: #888; }
#scan-debug .degenerate { color: #f00; font-weight: bold; }
#scan-debug .ok { color: #0f0; }

.hidden { display: none !important; }