/* Specific overrides for creator */
.creator-toolbar {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    /* responsive */
}

.tool-btn {
    padding: 0.5rem 1rem;
    border-radius: 6px;
    border: 1px solid var(--border-color);
    background: var(--bg-surface);
    color: var(--text-primary);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    user-select: none;
    -webkit-user-select: none;
}

.tool-btn.active {
    background: var(--accent-color);
    color: white;
    border-color: var(--accent-color);
}

/* Sidebar Panels */
.sidebar-panel {
    background: var(--bg-surface);
    padding: 1rem;
    border-radius: 12px;
    margin-bottom: 1rem;
    border: 1px solid var(--border-color);
}

.clue-editor-panel {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.clue-input-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.clue-input-group.disabled-control {
    opacity: 0.4;
    pointer-events: none;
}

.clue-input-group label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-weight: 600;
}

.symbol-chooser {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 0.25rem;
}

.symbol-btn {
    background: var(--bg-main);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    cursor: pointer;
    font-size: 1rem;
    user-select: none;
    -webkit-user-select: none;
}

.symbol-btn:hover {
    background: var(--bg-hover);
}

.symbol-btn.selected {
    background: var(--accent-color);
    color: white;
    border-color: var(--accent-color);
}

.hidden {
    display: none !important;
}

.panel-header {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.5rem;
}

.instruction-text {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.4;
}

.max-givens-control {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    margin-bottom: 0.75rem;
}

.max-givens-control label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-weight: 600;
}

.max-givens-control input {
    padding: 0.5rem 0.6rem;
    border-radius: 6px;
    border: 1px solid var(--border-color);
    background: var(--bg-surface);
    color: var(--text-primary);
    font-family: var(--font-body);
}

.max-givens-hint {
    font-size: 0.75rem;
    color: var(--text-secondary);
    opacity: 0.8;
}

/* Stronger selection highlight */
.cell.selected {
    border: 3px solid var(--accent-color) !important;
    box-shadow: 0 0 15px var(--accent-color);
    z-index: 20;
    transform: scale(1.05);
    transition: all 0.1s;
}

.note-item.preview {
    color: var(--accent-color) !important;
    font-weight: 800;
    opacity: 1 !important;
    /* Make it fully opaque */
    background-color: rgba(var(--accent-rgb), 0.12);
}

.cell .cell-solution {
    color: var(--accent-color);
    font-weight: 700;
    opacity: 0.7;
    font-size: 0.95rem;
    pointer-events: none;
}

/* Dropdown styling for better readability */
select.tool-btn {
    background-color: var(--bg-main);
    color: var(--text-primary);
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='white'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'%3E%3C/path%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
    background-size: 1rem;
    padding-right: 2.5rem;
}

select.tool-btn option {
    background-color: var(--bg-main);
    color: var(--text-primary);
}

select.tool-btn:hover {
    border-color: var(--accent-color);
    background-color: var(--bg-hover);
}

select.tool-btn:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 2px rgba(var(--accent-rgb), 0.2);
}

/* Possibilities Panel */
.poss-section {
    margin-bottom: 0.75rem;
}

.poss-section:last-child {
    margin-bottom: 0;
}

.poss-header {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--text-secondary);
    margin-bottom: 0.4rem;
    padding-bottom: 0.25rem;
    border-bottom: 1px solid var(--border-color);
}

.poss-target {
    color: var(--accent-color);
    font-size: 1rem;
}

.poss-combos {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.poss-combo {
    display: flex;
    gap: 0.3rem;
    padding: 0.2rem 0.4rem;
    background: var(--bg-main);
    border-radius: 4px;
    border: 1px solid var(--border-color);
}

.poss-sym {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1.6rem;
    height: 1.6rem;
    font-size: 0.95rem;
    border-radius: 3px;
    background: rgba(255, 255, 255, 0.05);
    user-select: none;
    -webkit-user-select: none;
}

.poss-given {
    background: var(--accent-color);
    color: white;
    font-weight: 700;
}

.poss-none {
    font-size: 0.8rem;
    color: #f87171;
    font-style: italic;
}

.poss-placeholder {
    font-size: 0.85rem;
    color: var(--text-secondary);
    opacity: 0.5;
    font-style: italic;
    margin: 0;
}

#possibilities-panel {
    max-height: 600px;
    overflow-y: auto;
}

.possibilities-left {
    width: 220px;
    flex-shrink: 0;
    align-self: flex-start;
    position: sticky;
    top: 1rem;
}

.left-column {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    width: 220px;
    flex-shrink: 0;
    align-self: flex-start;
    position: sticky;
    top: 1rem;
}

.left-column .panel.actions {
    padding: 1rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    background: var(--bg-surface);
}

.left-column .panel.actions h3 {
    margin: 0 0 0.5rem 0;
    font-size: 1.1rem;
}

.left-column .panel.actions button {
    width: 100%;
    margin-bottom: 0.4rem;
}

.left-column .panel.actions button:last-child {
    margin-bottom: 0;
}

.panel.actions button.primary {
    background: var(--accent-color);
    color: white;
    box-shadow: 0 4px 12px rgba(var(--accent-rgb), 0.3);
}

.panel.actions button.primary:hover:not(:disabled) {
    background: var(--primary-btn);
    box-shadow: 0 6px 16px rgba(var(--accent-rgb), 0.5);
    transform: translateY(-1px);
}

.panel.actions button:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    pointer-events: none;
    box-shadow: none;
    transform: none !important;
}

/* Mobile Responsiveness for Creator */
@media (max-width: 1000px) {
    main {
        flex-direction: column;
        align-items: center;
    }

    .game-column {
        order: 1;
        /* Show grid first */
        width: 100%;
        margin-bottom: 2rem;
    }

    .left-column {
        order: 2;
        /* Possibilities/Actions second */
        width: 100%;
        max-width: 600px;
        position: static;
        /* Remove sticky behavior on mobile stack */
    }

    .possibilities-left {
        width: 100%;
        position: static;
    }

    .controls {
        order: 3;
        /* Setup last */
        width: 100%;
        max-width: 600px;
    }

    .creator-toolbar {
        gap: 0.5rem;
    }

    .tool-btn {
        padding: 0.4rem 0.6rem;
        font-size: 0.9rem;
    }
}

@media (max-width: 500px) {
    .tool-btn span {
        display: none;
        /* Hide text on very small screens, keep icons/color if set? */
        /* Wait, some buttons only have text inside span. */
    }

    /* Better approach: Vertical stack toolbar or scroll */
    .creator-toolbar {
        overflow-x: auto;
        justify-content: flex-start;
        padding-bottom: 0.5rem;
        width: 100%;
    }

    .tool-btn {
        flex-shrink: 0;
    }

    /* Ensure tool buttons with text are still usable */
    .tool-btn span {
        display: inline;
        white-space: nowrap;
    }
}

/* Mobile Responsiveness for Creator */
@media (max-width: 1000px) {
    main {
        flex-direction: column;
        align-items: center;
    }

    .game-column {
        order: 1;
        /* Show grid first */
        width: 100%;
        margin-bottom: 2rem;
    }

    .left-column {
        order: 2;
        /* Possibilities/Actions second */
        width: 100%;
        max-width: 600px;
        position: static;
        /* Remove sticky behavior on mobile stack */
    }

    .possibilities-left {
        width: 100%;
        position: static;
    }

    .controls {
        order: 3;
        /* Setup last */
        width: 100%;
        max-width: 600px;
    }

    .creator-toolbar {
        gap: 0.5rem;
    }

    .tool-btn {
        padding: 0.4rem 0.6rem;
        font-size: 0.9rem;
    }
}

@media (max-width: 500px) {
    .tool-btn span {
        display: none;
        /* Hide text on very small screens, keep icons/color if set? */
        /* Wait, some buttons only have text inside span. */
    }

    /* Better approach: Vertical stack toolbar or scroll */
    .creator-toolbar {
        overflow-x: auto;
        justify-content: flex-start;
        padding-bottom: 0.5rem;
        width: 100%;
    }

    .tool-btn {
        flex-shrink: 0;
    }
}

/* Tabs */
.creator-tabs {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    justify-content: center;
    align-items: center;
    position: relative;
}

.creator-tabs .lang-switcher {
    position: absolute;
    right: 0;
}

.tab-btn {
    background: var(--bg-surface);
    border: 2px solid var(--border-color);
    color: var(--text-primary);
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-family: 'Unbounded', sans-serif;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.2s;
    opacity: 0.7;
}

.tab-btn:hover {
    opacity: 1;
    background: var(--bg-hover);
}

.tab-btn.active {
    opacity: 1;
    background: var(--accent-color);
    color: white;
    border-color: var(--accent-color);
    box-shadow: 0 4px 20px rgba(var(--accent-rgb), 0.4);
    transform: scale(1.05);
}

.tab-btn:active {
    transform: scale(0.95);
}

/* Structure Creator View */
#structure-creator-view {
    display: flex;
    gap: 2rem;
    align-items: flex-start;
}

#structure-creator-view .panel.actions {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

#structure-creator-view .panel.actions .clue-input-group {
    width: 100%;
}

#structure-creator-view .panel.actions button {
    width: 100%;
}

#puzzle-creator-view {
    display: flex;
    gap: 3rem;
    justify-content: center;
    align-items: flex-start;
}

.scrollable-list {
    max-height: 400px;
    overflow-y: auto;
    margin-top: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    padding-right: 0.5rem;
}

.struct-item {
    background: var(--bg-main);
    padding: 0.6rem 0.8rem;
    border-radius: 6px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.85rem;
    border: 1px solid var(--border-color);
}

.struct-item:hover {
    border-color: var(--accent-color);
}

.struct-item .delete-btn {
    background: none;
    border: none;
    color: #ef4444;
    cursor: pointer;
    font-size: 1.2rem;
    padding: 0 0.25rem;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.2s;
}

.struct-item .delete-btn:hover {
    color: #f87171;
    transform: scale(1.2);
}

#struct-grid .cell {
    cursor: pointer;
    transition: background-color 0.15s, transform 0.1s;
}

#struct-grid .cell:hover {
    transform: scale(1.05);
    z-index: 10;
}

#struct-grid .cell.white.illegal {
    background-color: #fee2e2;
    border-color: #ef4444;
    box-shadow: inset 0 0 0 2px #ef4444, 0 0 10px rgba(239, 68, 68, 0.3);
    animation: pulse-red 2s infinite;
}

@keyframes pulse-red {
    0% { box-shadow: inset 0 0 0 2px #ef4444, 0 0 0px rgba(239, 68, 68, 0.3); }
    50% { box-shadow: inset 0 0 0 3px #ef4444, 0 0 15px rgba(239, 68, 68, 0.5); }
    100% { box-shadow: inset 0 0 0 2px #ef4444, 0 0 0px rgba(239, 68, 68, 0.3); }
}

/* Custom Toggle switch */
.toggle-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-weight: 600;
}

.switch {
    position: relative;
    display: inline-block;
    width: 44px;
    height: 24px;
    flex-shrink: 0;
}

.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--bg-main);
    transition: .4s;
    border: 1px solid var(--border-color);
}

.slider:before {
    position: absolute;
    content: "";
    height: 16px;
    width: 16px;
    left: 3px;
    bottom: 3px;
    background-color: white;
    transition: .4s;
}

input:checked + .slider {
    background-color: var(--accent-color);
    border-color: var(--accent-color);
}

input:focus + .slider {
    box-shadow: 0 0 1px var(--accent-color);
}

input:checked + .slider:before {
    transform: translateX(20px);
}

.slider.round {
    border-radius: 24px;
}

.slider.round:before {
    border-radius: 50%;
}

/* Big red rim around the puzzle when constructed puzzle is 'dead' */
.puzzle-grid.dead {
    box-shadow: 0 0 0 4px var(--error-color), 0 0 25px 8px rgba(251, 113, 133, 0.7), 0 25px 50px -12px rgba(0, 0, 0, 0.5) !important;
    animation: pulse-dead 2s infinite ease-in-out;
}

@keyframes pulse-dead {
    0% {
        box-shadow: 0 0 0 4px var(--error-color), 0 0 25px 6px rgba(251, 113, 133, 0.6), 0 25px 50px -12px rgba(0, 0, 0, 0.5) !important;
    }
    50% {
        box-shadow: 0 0 0 5px var(--error-color), 0 0 35px 12px rgba(251, 113, 133, 0.95), 0 25px 50px -12px rgba(0, 0, 0, 0.5) !important;
    }
    100% {
        box-shadow: 0 0 0 4px var(--error-color), 0 0 25px 6px rgba(251, 113, 133, 0.6), 0 25px 50px -12px rgba(0, 0, 0, 0.5) !important;
    }
}

/* Analytics Dashboard Styles */
.analytics-kpis {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.kpi-card {
    background: var(--panel-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 1.5rem;
    text-align: center;
    backdrop-filter: blur(8px);
    transition: transform 0.2s, border-color 0.2s, box-shadow 0.2s;
}

.kpi-card:hover {
    transform: translateY(-2px);
    border-color: var(--accent-color);
    box-shadow: 0 8px 20px -6px rgba(var(--accent-rgb), 0.2);
}

.kpi-label {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.kpi-value {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
}

@media (max-width: 900px) {
    .analytics-kpis {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 500px) {
    .analytics-kpis {
        grid-template-columns: 1fr;
    }
}

#analytics-section table th, #analytics-section table td {
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
}

#analytics-section table tbody tr:hover {
    background: rgba(255, 255, 255, 0.03);
}