/* ML Science Lab — minimal blue theme. Loaded by app.py at launch. */
.gradio-container {
    --lab-blue: #2563eb;
    --lab-ink: #142c4e;
    --lab-muted: #52657e;
    --lab-border: #dce5f0;
    --lab-surface: #ffffff;
    --lab-background: #f5f8fc;
    max-width: 1320px !important;
    margin: 0 auto !important;
    padding: 40px 32px !important;
    background: var(--lab-background);
    color: var(--lab-ink);
    line-height: 1.6;
}

#lab-header {
    border-top: 3px solid var(--lab-blue);
    padding: 24px 0 12px;
    margin-bottom: 8px;
}

#lab-header h1 {
    color: var(--lab-ink);
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    font-weight: 650;
    letter-spacing: -0.045em;
    line-height: 1.15;
    margin-bottom: 12px;
}

#lab-header p, .lab-note p {
    color: var(--lab-muted);
    max-width: 85ch;
}

.lab-note {
    border-left: 3px solid var(--lab-border);
    padding: 4px 16px;
    margin-bottom: 20px;
}

#lab-controls, #lab-results {
    background: var(--lab-surface);
    border: 1px solid var(--lab-border);
    border-radius: 12px;
    padding: 22px;
    gap: 18px;
    min-width: min(100%, 300px);
}

.gradio-container .block {
    border-color: var(--lab-border);
    border-radius: 8px;
    box-shadow: none;
}

.gradio-container h3 {
    color: var(--lab-ink);
    font-size: 1.15rem;
    font-weight: 600;
    letter-spacing: -0.02em;
    margin-top: 20px;
}

.gradio-container button.primary {
    border: 1px solid transparent;
    border-radius: 8px;
    min-height: 44px;
    font-weight: 600;
    box-shadow: none;
    transition: background-color 150ms ease;
}

.gradio-container :is(button, input, textarea, select, [tabindex]):focus-visible {
    outline: 3px solid #60a5fa !important;
    outline-offset: 3px;
}

.gradio-container input[type="range"] {
    accent-color: var(--lab-blue);
}

.gradio-container table {
    font-variant-numeric: tabular-nums;
}

.gradio-container th {
    background: var(--lab-background);
    color: var(--lab-ink);
    font-weight: 600;
}

.gradio-container a {
    color: var(--lab-blue);
    text-underline-offset: 3px;
}

.dark .gradio-container {
    --lab-blue: #60a5fa;
    --lab-ink: #e2ecfb;
    --lab-muted: #a5b6cf;
    --lab-border: #2a3d58;
    --lab-surface: #142035;
    --lab-background: #0e1829;
}

@media (max-width: 640px) {
    .gradio-container { padding: 20px 14px !important; }
    #lab-controls, #lab-results { padding: 16px; }
}

@media (prefers-reduced-motion: reduce) {
    .gradio-container button.primary { transition: none; }
}