/* ================================================================
   SURVEY RESULTS DASHBOARD
   Extends survey.css base styles
   ================================================================ */

.results-layout {
    position: relative;
    z-index: 1;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
    min-height: 100vh;
}

.results-content {
    padding: 1rem 0 2rem;
}

.results-content[data-loading="true"] .kpi-strip,
.results-content[data-loading="true"] .viz-row {
    display: none;
}

/* === KPI STRIP === */
.kpi-strip {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.kpi-card {
    background: var(--bg-surface);
    border: 2px solid var(--border-subtle);
    border-radius: 12px;
    padding: 0.75rem;
    text-align: center;
    box-shadow: var(--shadow-sm);
    cursor: pointer;
    transition: border-color 0.2s, box-shadow 0.2s;
    font-family: inherit;
    -webkit-appearance: none;
    appearance: none;
}

.kpi-card:hover {
    border-color: var(--accent-terracotta);
}

.kpi-card.active {
    border-color: var(--accent-terracotta);
    box-shadow: 0 0 20px rgba(224, 122, 95, 0.1);
}

.kpi-card.active .kpi-value {
    background: linear-gradient(135deg, var(--accent-terracotta), var(--accent-ochre));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.kpi-value {
    font-family: 'Sora', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1;
    margin-bottom: 0.2rem;
}

.kpi-label {
    font-size: 0.8rem;
    color: var(--text-muted);
    font-weight: 500;
}

.kpi-hint {
    font-size: 0.65rem;
    color: var(--text-muted);
    opacity: 0.6;
    margin-top: 0.3rem;
}

/* === VIZ PANELS === */
.viz-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 1rem;
}

.viz-row:has(.wide) {
    grid-template-columns: 1fr;
}

.viz-row.trio {
    grid-template-columns: repeat(3, 1fr);
}

.viz-panel {
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: 12px;
    padding: 1rem;
    box-shadow: var(--shadow-sm);
}

.viz-panel.wide {
    grid-column: 1 / -1;
}

.panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.panel-header h3 {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
}

.panel-header h3 .panel-badge {
    vertical-align: baseline;
    margin-right: 0.3rem;
}

.panel-badge {
    font-size: 0.7rem;
    padding: 0.2rem 0.5rem;
    background: var(--bg-panel);
    border-radius: 6px;
    color: var(--text-muted);
}

.toggle-badges {
    display: flex;
    gap: 0.3rem;
}

.toggle-badge {
    cursor: pointer;
    border: 1px solid var(--border-medium);
    border-radius: 6px;
    padding: 0.2rem 0.6rem;
    font-family: inherit;
    font-size: 0.7rem;
    font-weight: 500;
    background: transparent;
    color: var(--text-muted);
    transition: all 0.2s;
}

.toggle-badge:hover {
    border-color: var(--accent-terracotta);
    color: var(--text-primary);
}

.toggle-badge.active {
    background: var(--accent-terracotta);
    border-color: var(--accent-terracotta);
    color: white;
}

.chart-area {
    min-height: 200px;
    position: relative;
}

.chart-area.tall {
    min-height: 320px;
}

/* === D3 Chart Styling === */
.chart-area .bar {
    transition: opacity 0.2s;
}

.chart-area .bar:hover {
    opacity: 0.8;
}

.chart-area .axis text {
    fill: var(--text-secondary);
    font-size: 11px;
    font-family: 'Source Sans 3', sans-serif;
}

.chart-area .axis line,
.chart-area .axis path {
    stroke: var(--border-medium);
}

.chart-area .grid line {
    stroke: var(--border-subtle);
    stroke-opacity: 0.4;
    stroke-dasharray: 3 3;
}

.chart-area .grid path {
    stroke: none;
}

.chart-area .axis path {
    stroke: none;
}

/* === POPULATION PANELS === */
.viz-panel.pop-certified {
    border-left: 3px solid var(--accent-sage, #81B29A);
}

.viz-panel.pop-lapsed {
    border-left: 3px solid var(--accent-ochre, #F4A259);
}

.viz-panel.pop-prospective {
    border-left: 3px solid var(--accent-ocean, #3D85C6);
}

.badge-certified {
    background: rgba(129,178,154,0.15);
    color: #4a8b6b;
}

.badge-lapsed {
    background: rgba(244,162,89,0.15);
    color: #c07a2a;
}

.badge-prospective {
    background: rgba(61,133,198,0.15);
    color: #2d6fa0;
}

[data-theme="dark"] .badge-certified { background: rgba(129,178,154,0.2); color: #81B29A; }
[data-theme="dark"] .badge-lapsed { background: rgba(244,162,89,0.2); color: #F4A259; }
[data-theme="dark"] .badge-prospective { background: rgba(61,133,198,0.2); color: #5a9fd4; }

/* === BARRIER LIST === */
.barrier-list {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.barrier-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border-subtle);
}

.barrier-row:last-child {
    border-bottom: none;
}

.barrier-name {
    font-size: 0.85rem;
    color: var(--text-primary);
    flex: 1;
    margin-right: 1rem;
}

.barrier-severity {
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.2rem 0.6rem;
    border-radius: 20px;
    white-space: nowrap;
}

.severity-1 { background: #e8f5e9; color: #2e7d32; }
.severity-2 { background: #fff8e1; color: #f57f17; }
.severity-3 { background: #fff3e0; color: #e65100; }
.severity-4 { background: #fbe9e7; color: #bf360c; }
.severity-5 { background: #ffebee; color: #b71c1c; }

.severity-pct { background: var(--bg-panel); color: var(--text-secondary); }

[data-theme="dark"] .severity-1 { background: rgba(46,125,50,0.2); color: #81c784; }
[data-theme="dark"] .severity-2 { background: rgba(245,127,23,0.2); color: #ffb74d; }
[data-theme="dark"] .severity-3 { background: rgba(230,81,0,0.2); color: #ff8a65; }
[data-theme="dark"] .severity-4 { background: rgba(191,54,12,0.2); color: #ef9a9a; }
[data-theme="dark"] .severity-5 { background: rgba(183,28,28,0.2); color: #ef5350; }

/* === RANKED LIST === */
.ranked-list {
    display: flex;
    flex-direction: column;
}

.ranked-row {
    display: flex;
    align-items: center;
    padding: 0.45rem 0;
    border-bottom: 1px solid var(--border-subtle);
}

.ranked-row:last-child {
    border-bottom: none;
}

.ranked-rank {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--text-muted);
    min-width: 1.5rem;
}

.ranked-name {
    font-size: 0.85rem;
    color: var(--text-primary);
    flex: 1;
    margin-right: 0.5rem;
}

.ranked-score {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-weight: 600;
}

/* === LOADING STATE === */
.loading-state {
    text-align: center;
    padding: 3rem 2rem;
}

.loading-state p {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-top: 1rem;
}

.loading-spinner {
    width: 28px;
    height: 28px;
    border: 3px solid var(--border-subtle);
    border-top-color: var(--accent-terracotta);
    border-radius: 50%;
    margin: 0 auto;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* === EMPTY STATE === */
.empty-state {
    text-align: center;
    padding: 4rem 2rem;
}

.empty-state svg {
    width: 64px;
    height: 64px;
    color: var(--text-muted);
    margin-bottom: 1rem;
}

.empty-state h3 {
    font-size: 1.3rem;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.empty-state p {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
}

/* === RESPONSIVE === */
@media (max-width: 768px) {
    .kpi-strip { grid-template-columns: repeat(2, 1fr); }
    .viz-row, .viz-row.trio { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
    .kpi-strip { grid-template-columns: 1fr; }
}