/* Chart Type Chooser - layout and styling
   Fixed-height chart that fills the container width; the controls wrap onto
   a second row below 500px and the side note moves under the chart below 560px. */

* { box-sizing: border-box; }

body {
    margin: 0;
    padding: 0;
    font-family: Arial, Helvetica, sans-serif;
    background: aliceblue;
    color: #1f2937;
}

main {
    display: block;
    padding: 8px 10px 6px 10px;
}

.controls {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px 12px;
    background: white;
    border: 1px solid silver;
    border-radius: 6px;
    padding: 6px 10px;
}

.control {
    font-size: 14px;
    font-weight: bold;
    display: flex;
    align-items: center;
    gap: 6px;
}

select {
    font-size: 14px;
    padding: 3px 4px;
}

.type-group {
    border: none;
    margin: 0;
    padding: 0;
    display: flex;
    align-items: center;
    gap: 8px;
}

.type-group legend {
    float: left;
    margin-right: 4px;
    font-weight: bold;
    font-size: 14px;
}

.type-group label {
    font-weight: normal;
    font-size: 14px;
    cursor: pointer;
}

button {
    font-size: 14px;
    padding: 5px 10px;
    border-radius: 5px;
    border: 1px solid #1d4ed8;
    background: #2563eb;
    color: white;
    cursor: pointer;
}

button:hover { background: #1d4ed8; }
button:focus-visible, select:focus-visible, input:focus-visible {
    outline: 3px solid #f59e0b;
    outline-offset: 2px;
}

.question {
    margin: 6px 2px 4px 2px;
    font-size: 16px;
}

.question strong { color: #1e3a8a; }

.stage {
    display: flex;
    gap: 10px;
    align-items: stretch;
}

.chart-box {
    position: relative;
    flex: 1 1 auto;
    min-width: 0;
    height: 320px;
    background: white;
    border: 1px solid silver;
    border-radius: 6px;
    padding: 6px;
}

.side-note {
    flex: 0 0 205px;
    background: white;
    border: 1px solid silver;
    border-radius: 6px;
    padding: 8px 10px;
    font-size: 14px;
    line-height: 1.35;
}

.note-title {
    font-weight: bold;
    font-size: 15px;
    margin-bottom: 6px;
    color: #1e3a8a;
}

.feedback {
    border-radius: 5px;
    padding: 6px 8px;
    margin-bottom: 8px;
}

.feedback.neutral { background: #f1f5f9; color: #334155; }
.feedback.good    { background: #dcfce7; color: #14532d; border-left: 5px solid #16a34a; }
.feedback.amber   { background: #fef3c7; color: #78350f; border-left: 5px solid #d97706; }

.rule {
    font-style: italic;
    color: #334155;
    margin-bottom: 8px;
}

.rule:empty { display: none; }

.viewed {
    font-size: 13px;
    color: #475569;
}

.source {
    margin: 4px 2px 0 2px;
    font-size: 12px;
    color: #64748b;
}

@media (max-width: 559px) {
    .stage { flex-direction: column; }
    .side-note { flex: 0 0 auto; }
    .chart-box { height: 270px; }
}

@media (max-width: 499px) {
    .controls { gap: 6px 10px; }
    #check-btn { width: 100%; }
}