/**
 * Reinforcement Learning Visualizer Styles
 * Visualization-specific styles only. Common styles are in visualizations.css.
 */

/* ============================================
   CSS Custom Properties
   ============================================ */
:root {
    --rl-agent-color: #2196F3;
    --rl-goal-color: #4CAF50;
    --rl-wall-color: #424242;
    --rl-pit-color: #F44336;
    --rl-path-color: rgba(33, 150, 243, 0.3);
    --rl-arrow-color: #333;
    --rl-q-positive: #4CAF50;
    --rl-q-negative: #F44336;
    --rl-grid-border: #ccc;
    --rl-cell-bg: #ffffff;
    --rl-input-bg: #fff;
    --rl-input-border: #ccc;
}

[data-theme="gruvbox-dark"] {
    --rl-agent-color: #83a598;
    --rl-goal-color: #b8bb26;
    --rl-wall-color: #1d2021;
    --rl-pit-color: #fb4934;
    --rl-path-color: rgba(131, 165, 152, 0.3);
    --rl-arrow-color: #ebdbb2;
    --rl-q-positive: #b8bb26;
    --rl-q-negative: #fb4934;
    --rl-grid-border: #504945;
    --rl-cell-bg: #3c3836;
    --rl-input-bg: #3c3836;
    --rl-input-border: #504945;
}

/* ============================================
   Canvas
   ============================================ */
#rl-canvas {
    display: block;
    width: 100%;
    cursor: default;
    background: var(--viz-canvas-bg);
}

.episode-badge {
    transition: all 0.3s ease;
}

/* ============================================
   Legend Colors
   ============================================ */
.legend-color.rl-agent {
    background-color: var(--rl-agent-color);
}

.legend-color.rl-goal {
    background-color: var(--rl-goal-color);
}

.legend-color.rl-wall {
    background-color: var(--rl-wall-color);
}

.legend-color.rl-pit {
    background-color: var(--rl-pit-color);
}

.legend-color.rl-path {
    background-color: var(--rl-path-color);
    border: 1px solid var(--rl-agent-color);
}

/* ============================================
   Controls Layout
   ============================================ */
.rl-controls-panel {
    display: flex;
    gap: 20px;
}

.rl-options-col {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.rl-playback-col {
    width: 160px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    justify-content: center;
}

.rl-playback-col .btn-toolbar {
    display: flex;
    gap: 4px;
    flex-wrap: wrap;
}

.rl-playback-col .btn-toolbar .btn {
    flex: 1;
    min-width: 70px;
}

/* Option rows */
.option-row {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
}

.option-row label {
    margin: 0;
    font-weight: normal;
    white-space: nowrap;
    min-width: 80px;
}

.option-row select {
    font-size: 11px;
    padding: 2px 4px;
    height: auto;
    flex: 1;
}

.option-row input[type="range"] {
    flex: 1;
    height: 4px;
}

/* Stepper control */
.stepper-control {
    display: flex;
    align-items: center;
    gap: 8px;
}

.stepper-control span {
    font-family: var(--viz-mono-font);
    font-size: 12px;
    font-weight: bold;
    min-width: 40px;
    text-align: center;
}

/* Speed control */
.speed-control {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    color: var(--viz-text-muted);
}

/* Display toggles */
.display-toggles {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.checkbox-label {
    font-size: 12px;
    margin: 0;
    display: flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
}

/* ============================================
   Q-Table Display
   ============================================ */
.qtable-display {
    max-height: 220px;
    overflow-y: auto;
    overflow-x: auto;
}

.qtable-grid {
    display: inline-grid;
    gap: 1px;
    background-color: var(--rl-grid-border);
    border: 1px solid var(--rl-grid-border);
    font-size: 9px;
    font-family: var(--viz-mono-font);
}

.qtable-cell {
    width: 48px;
    height: 48px;
    background-color: var(--rl-cell-bg);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: 2px;
}

.qtable-cell.wall-cell {
    background-color: var(--rl-wall-color);
}

.qtable-cell.goal-cell {
    background-color: rgba(76, 175, 80, 0.2);
    border: 1px solid var(--rl-goal-color);
}

.qtable-cell.pit-cell {
    background-color: rgba(244, 67, 54, 0.2);
    border: 1px solid var(--rl-pit-color);
}

.qtable-cell .q-up,
.qtable-cell .q-down,
.qtable-cell .q-left,
.qtable-cell .q-right {
    font-size: 7px;
    line-height: 1;
    color: var(--viz-text-muted);
}

.qtable-cell .q-up { position: absolute; top: 2px; }
.qtable-cell .q-down { position: absolute; bottom: 2px; }
.qtable-cell .q-left { position: absolute; left: 2px; }
.qtable-cell .q-right { position: absolute; right: 2px; }

.qtable-cell .q-positive { color: var(--rl-q-positive); }
.qtable-cell .q-negative { color: var(--rl-q-negative); }

.qtable-cell .policy-arrow {
    font-size: 14px;
    color: var(--rl-arrow-color);
    font-weight: bold;
}

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 992px) {
    .rl-controls-panel {
        flex-direction: column;
    }

    .rl-playback-col {
        width: 100%;
    }

    .rl-playback-col .btn-toolbar {
        justify-content: center;
    }
}