/* Tool-specific styles for the Oral Multi-Dose Simulator.
   Base theme, resets, header/footer, and inputs come from css/shared.css.
   This file adds the custom green PK accent palette and tool components. */

:root {
    --accent-pk: #10b981;
    --accent-pk-dim: rgba(16, 185, 129, 0.15);
    --accent-warning: #ea4008;
    --accent-warning-dim: rgba(234, 179, 8, 0.15);
    --accent-error: #ef4444;
    --accent-error-dim: rgba(239, 68, 68, 0.15);
    --accent-info: #06b6d4;
    --accent-info-dim: rgba(6, 182, 212, 0.15);
}

[data-theme="light"] {
    --accent-pk: #059669;
    --accent-pk-dim: rgba(5, 150, 105, 0.12);
    --accent-warning: #ea4008;
    --accent-warning-dim: rgba(202, 138, 4, 0.12);
    --accent-error: #dc2626;
    --accent-error-dim: rgba(239, 68, 68, 0.12);
    --accent-info: #0891b2;
    --accent-info-dim: rgba(8, 145, 178, 0.12);
}

/* Wider container for the plot; base .container is 1400px in shared.css */
.container { max-width: 1600px; }

h3 { font-size: 1.125rem; font-weight: 600; letter-spacing: -0.01em; }
.mono { font-family: 'JetBrains Mono', monospace; }

/* Keep the theme-toggle active state on the PK accent */
.theme-toggle button.active { background: var(--accent-pk); color: var(--bg-primary); }

/* Inline validation error banner (replaces alert()) */
#simError {
    display: none;
    background: var(--accent-error-dim);
    border: 1px solid var(--accent-error);
    color: var(--accent-error);
    border-radius: 6px;
    padding: 10px 14px;
    margin-top: 12px;
    font-size: 0.8rem;
    font-weight: 600;
}

.simulator-layout {
    display: grid;
    grid-template-columns: 400px 1fr;
    gap: 24px;
    min-height: calc(100vh - 250px);
}

.panel {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 24px;
}

.panel-header {
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border-color);
}
.panel-header h2 { font-size: 1.125rem; margin-bottom: 4px; }
.panel-header p { color: var(--text-secondary); font-size: 0.85rem; }

/* Form Elements */
.input-group { margin-bottom: 16px; }

.input-group label {
    display: block;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 6px;
    font-weight: 600;
}

.main-input, .main-select {
    width: 100%;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 10px 12px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.9rem;
    color: var(--text-primary);
    outline: none;
    transition: border-color 0.2s;
}
.main-input:focus, .main-select:focus { border-color: var(--accent-pk); }
.main-input:disabled, .main-select:disabled { opacity: 0.5; cursor: not-allowed; }

.input-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.input-row-3 {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 12px;
}

/* Mode Cards */
.mode-container {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 8px;
    margin-bottom: 16px;
}

.mode-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 10px;
    cursor: pointer;
    transition: all 0.2s;
    text-align: center;
}
.mode-card:hover { border-color: var(--accent-pk); background: var(--bg-card); }
.mode-card.active { border-color: var(--accent-pk); background: var(--accent-pk-dim); }
.mode-card input { display: none; }
.mode-title { font-size: 0.75rem; font-weight: 700; color: var(--text-primary); display: block; }
.mode-desc { font-size: 0.65rem; color: var(--text-muted); line-height: 1.3; display: block; margin-top: 2px; }

/* Dose Form Cards */
.doseform-container {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 8px;
    margin-bottom: 16px;
}

/* Section Dividers */
.section-divider {
    border-top: 1px dashed var(--border-color);
    margin: 20px 0 16px;
    padding-top: 16px;
}

.section-title {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    margin-bottom: 12px;
}

/* Collapsible Sections */
.collapsible-header {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    padding: 10px 12px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    margin-bottom: 12px;
    transition: all 0.2s;
}
.collapsible-header:hover { border-color: var(--border-hover); }
.collapsible-header .icon { transition: transform 0.2s; }
.collapsible-header.open .icon { transform: rotate(90deg); }
.collapsible-header span { font-size: 0.8rem; font-weight: 600; }

.collapsible-content {
    display: none;
    padding: 12px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    margin-bottom: 16px;
}
.collapsible-content.open { display: block; }

/* Buttons */
.btn {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8rem;
    padding: 10px 16px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    background: var(--bg-secondary);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.15s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}
.btn:hover { background: var(--bg-card-hover); border-color: var(--border-hover); color: var(--text-primary); }

.btn-primary {
    background: var(--accent-pk);
    border-color: var(--accent-pk);
    color: var(--bg-primary);
    font-weight: 600;
}
.btn-primary:hover { opacity: 0.9; background: var(--accent-pk); border-color: var(--accent-pk); color: var(--bg-primary); }

.btn-sm {
    padding: 6px 10px;
    font-size: 0.7rem;
}

/* Disclaimer Box */
.disclaimer-box {
    background: var(--accent-warning-dim);
    border: 1px solid var(--accent-warning);
    border-left: 4px solid var(--accent-warning);
    border-radius: 8px;
    padding: 16px;
    margin-bottom: 20px;
}
.disclaimer-title {
    color: var(--accent-warning);
    font-size: 0.75rem;
    text-transform: uppercase;
    margin-bottom: 8px;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 8px;
    letter-spacing: 0.05em;
}
.disclaimer-text { font-size: 0.75rem; color: var(--text-secondary); line-height: 1.5; }
.disclaimer-text strong { color: var(--text-primary); }

/* Non-oral Warning Banner */
.non-oral-banner {
    display: none;
    background: var(--accent-error-dim);
    border: 1px solid var(--accent-error);
    border-radius: 6px;
    padding: 10px 14px;
    margin-bottom: 16px;
    font-size: 0.75rem;
    color: var(--accent-error);
    font-weight: 600;
    text-align: center;
}
.non-oral-banner.visible { display: block; }

/* Plot Container */
.plot-container {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 20px;
    height: 400px;
    position: relative;
    position: relative;
}

#pkPlot {
    width: 100%;
    height: 100%;
}

.plot-legend {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-top: 12px;
    font-size: 0.75rem;
    font-family: 'JetBrains Mono', monospace;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 6px;
}

.legend-color {
    width: 16px;
    height: 3px;
    border-radius: 2px;
}

/* Metrics Panel */
.metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 12px;
    margin-top: 20px;
}

.metric-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 14px;
}

.metric-label {
    font-size: 0.7rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.03em;
    margin-bottom: 4px;
}

.metric-value {
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--accent-pk);
}

.metric-unit {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-weight: 400;
    margin-left: 4px;
}

.metric-hint {
    font-size: 0.6rem;
    color: var(--text-muted);
    margin-top: 4px;
    font-family: 'JetBrains Mono', monospace;
}

/* Elimination Timeline Metrics */
.elimination-metrics {
    margin-top: 8px;
}

.elim-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.elim-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 14px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.elim-icon {
    font-size: 1.5rem;
    opacity: 0.8;
}

.elim-content {
    flex: 1;
}

.elim-label {
    font-size: 0.7rem;
    color: var(--text-muted);
    margin-bottom: 4px;
}

.elim-value {
    font-family: 'JetBrains Mono', monospace;
    font-size: 1rem;
    font-weight: 700;
    color: var(--accent-pk);
}

/* Plot Hover Tooltip */
.plot-tooltip {
    position: absolute;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 10px 12px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    pointer-events: none;
    z-index: 100;
    box-shadow: var(--shadow-md);
    opacity: 0;
    transition: opacity 0.15s ease;
    max-width: 220px;
}

.plot-tooltip.visible {
    opacity: 1;
}

.tooltip-row {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 4px;
}

.tooltip-row:last-child {
    margin-bottom: 0;
}

.tooltip-label {
    color: var(--text-muted);
}

.tooltip-value {
    color: var(--text-primary);
    font-weight: 600;
}

.tooltip-value.highlight {
    color: var(--accent-pk);
}

.tooltip-datetime {
    color: var(--accent-info);
    font-size: 0.7rem;
    margin-top: 6px;
    padding-top: 6px;
    border-top: 1px dashed var(--border-color);
}

.tooltip-range {
    color: var(--text-muted);
    font-size: 0.7rem;
    margin-top: 4px;
    opacity: 0.8;
}

/* Event Editor */
.event-list {
    max-height: 200px;
    overflow-y: auto;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    margin-bottom: 12px;
}

.event-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 12px;
    border-bottom: 1px solid var(--border-color);
    font-size: 0.75rem;
    font-family: 'JetBrains Mono', monospace;
}
.event-item:last-child { border-bottom: none; }
.event-item:hover { background: var(--bg-card-hover); }

.event-type {
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 0.65rem;
    font-weight: 600;
}
.event-type.missed { background: var(--accent-error-dim); color: var(--accent-error); }
.event-type.late { background: var(--accent-warning-dim); color: var(--accent-warning); }
.event-type.early { background: var(--accent-info-dim); color: var(--accent-info); }
.event-type.double { background: var(--accent-pk-dim); color: var(--accent-pk); }
.event-type.custom { background: rgba(139, 92, 246, 0.15); color: #8b5cf6; }

.event-remove {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 4px;
}
.event-remove:hover { color: var(--accent-error); }

/* Educational Dropdown */
.dropdown-container {
    margin-top: 24px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: var(--bg-card);
    overflow: hidden;
}

.dropdown-header {
    padding: 16px;
    background: var(--bg-secondary);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 600;
    font-family: 'Space Grotesk';
}
.dropdown-header:hover { background: var(--bg-card-hover); }

.dropdown-content {
    padding: 24px;
    display: none;
    font-size: 0.875rem;
    line-height: 1.7;
    color: var(--text-secondary);
    border-top: 1px solid var(--border-color);
}
.dropdown-content.open { display: block; }

.dropdown-content h3 {
    color: var(--text-primary);
    margin: 24px 0 12px;
    font-size: 1rem;
}
.dropdown-content h3:first-child { margin-top: 0; }

.dropdown-content h4 {
    color: var(--text-primary);
    margin: 16px 0 8px;
    font-size: 0.9rem;
}

.math-block {
    background: var(--bg-primary);
    border-left: 3px solid var(--accent-pk);
    padding: 12px 16px;
    margin: 12px 0;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
    color: var(--text-primary);
    overflow-x: auto;
}

.variable { color: var(--accent-pk); font-weight: bold; }

.reference-list {
    margin-top: 16px;
    padding-left: 20px;
}
.reference-list li {
    margin-bottom: 8px;
    font-size: 0.8rem;
}
.reference-list a {
    color: var(--accent-info);
    text-decoration: none;
}
.reference-list a:hover { text-decoration: underline; }

/* Canvas Styles */
canvas {
    display: block;
}

/* Scrollbar Styling */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: var(--bg-secondary); }
::-webkit-scrollbar-thumb { background: var(--border-color); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--border-hover); }

/* Footer */
footer {
    border-top: 1px solid var(--border-color);
    padding: 24px 0;
    margin-top: 48px;
}

.footer-text {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    color: var(--text-muted);
    text-align: center;
}

/* Responsive */
@media (max-width: 1200px) {
    .simulator-layout { grid-template-columns: 1fr; }
    .plot-container { height: 350px; }
}

@media (max-width: 768px) {
    .mode-container, .doseform-container { grid-template-columns: 1fr; }
    .input-row, .input-row-3 { grid-template-columns: 1fr; }
    .metrics-grid { grid-template-columns: 1fr 1fr; }
    .elim-grid { grid-template-columns: 1fr; }
}

/* Preset info badge */
.preset-info {
    font-size: 0.7rem;
    color: var(--text-muted);
    margin-top: 4px;
    font-style: italic;
}

.preset-ref {
    color: var(--accent-info);
    text-decoration: none;
    font-size: 0.65rem;
}
.preset-ref:hover { text-decoration: underline; }

/* Range inputs for uncertainty */
.range-input-group {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 8px;
    align-items: center;
}
.range-input-group .range-sep {
    color: var(--text-muted);
    font-size: 0.8rem;
}
.range-input-group input {
    padding: 8px 10px;
    font-size: 0.8rem;
}

/* Checkbox toggle */
.checkbox-toggle {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    padding: 10px 12px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    margin-bottom: 12px;
}
.checkbox-toggle input { width: 16px; height: 16px; accent-color: var(--accent-pk); }
.checkbox-toggle span { font-size: 0.8rem; font-weight: 600; }