/* =============================================================================
   Reuse trace.html styles for consistency 
   ============================================================================= */

.calc-grid {
    display: grid;
    grid-template-columns: 370px 1fr;
    gap: 20px;
}

@media (max-width: 1000px) {
    .calc-grid {
        grid-template-columns: 1fr;
    }
}

.calc-card {
    background: var(--bg-panel);
    border: 1px solid var(--border);
    padding: 16px;
    margin-bottom: 20px;
}

.calc-title {
    font-size: 10px;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 1px solid var(--border);
    padding-bottom: 8px;
    margin-bottom: 12px;
    font-weight: bold;
}

.input-group {
    margin-bottom: 12px;
}

.input-group label {
    display: block;
    font-size: 10px;
    color: var(--text-secondary);
    margin-bottom: 4px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Common Inputs */
.calc-grid input:not([type="checkbox"]),
.calc-grid select {
    width: 100%;
    background: var(--bg-input);
    border: 1px solid var(--border);
    color: var(--text-primary);
    padding: 8px 10px;
    font-size: 12px;
    transition: border-color 0.2s;
    font-family: var(--font-family-mono);
}

.calc-grid select {
    font-family: var(--font-family-system);
    /* Keep selects readable */
    cursor: pointer;
}

.calc-grid input:focus,
.calc-grid select:focus {
    border-color: var(--accent);
    outline: none;
}

/* Specific Input Layouts for Solubility App */
.input-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
}

.input-row__label {
    font-size: 11px;
    color: var(--text-secondary);
    width: 100px;
}

.input-row__field {
    flex: 1;
}

.symbol {
    color: var(--text-muted);
    font-family: serif;
    margin-right: 4px;
}

/* Read-only result fields */
input.result {
    border: none;
    background: transparent;
    text-align: right;
    color: var(--accent);
    font-weight: bold;
    padding: 4px 0;
}

/* Filter Panel */
.filter-panel {
    padding: 12px;
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    margin-bottom: 12px;
}

.filter-group {
    margin-bottom: 10px;
}

.filter-group:last-child {
    margin-bottom: 0;
}

.filter-group-label {
    font-size: 10px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 6px;
}

.filter-options {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
}

.filter-chip {
    padding: 3px 8px;
    font-size: 10px;
    border: 1px solid var(--border);
    background: var(--bg-panel);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.15s;
}

.filter-chip:hover {
    border-color: var(--text-muted);
    background: var(--bg-hover);
}

.filter-chip.active {
    background: var(--accent-subtle);
    border-color: var(--accent);
    color: var(--accent);
}

.family-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 4px;
}

/* Solvent List */
.solvent-list-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border);
}

.solvent-count-label {
    font-size: 10px;
    color: var(--text-muted);
}

.solvent-list-header button {
    font-size: 10px;
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 2px 4px;
}

.solvent-list-header button:hover {
    color: var(--accent);
}

.solvent-list {
    max-height: 400px;
    height: 320px;
    overflow-y: auto;
    border: 1px solid var(--border);
    background: var(--bg-input);
}

.solvent-list-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 10px;
    font-size: 11px;
    border-bottom: 1px solid var(--border);
    cursor: pointer;
}

.solvent-list-item:hover {
    background: var(--bg-hover);
}

.solvent-list-item input[type="checkbox"] {
    width: auto;
    margin: 0;
}

.solvent-list-item .star-btn {
    margin-left: auto;
    background: none;
    border: none;
    font-size: 12px;
    padding: 0 4px;
    color: var(--text-muted);
    opacity: 0.4;
    cursor: pointer;
}

.solvent-list-item .star-btn.starred {
    color: var(--accent);
    opacity: 1;
}

.solvent-search {
    margin-bottom: 8px;
}

.solvent-search input {
    font-family: var(--font-family-system) !important;
}

/* Visualization */
.visualization-container {
    height: 500px;
    background: var(--bg-input);
    overflow: hidden;
    position: relative;
    border: 1px solid var(--border);
}

/* Results Table */
.results-table-container {
    max-height: 500px;
    overflow-y: auto;
    border: 1px solid var(--border);
}

.results-table {
    width: 100%;
    text-align: left;
    font-size: 11px;
    border-collapse: collapse;
}

.results-header-row {
    position: sticky;
    top: 0;
    background: var(--bg-elevated);
    border-bottom: 1px solid var(--border);
    color: var(--text-secondary);
    text-transform: uppercase;
    font-size: 10px;
}

.results-table th {
    padding: 8px;
    font-weight: normal;
}

.results-row td {
    padding: 6px 8px;
    border-bottom: 1px solid var(--border);
    color: var(--text-primary);
}

.results-row:hover {
    background: var(--bg-hover);
}

/* Badges */
.compatibility-badge {
    padding: 2px 6px;
    border-radius: 2px;
    font-size: 9px;
    font-weight: bold;
    text-transform: uppercase;
}

.comp-good {
    background: rgba(0, 255, 136, 0.15);
    color: #00ff88;
}

.comp-marginal {
    background: rgba(255, 170, 0, 0.15);
    color: #00ffcc;
}

.comp-poor {
    background: rgba(255, 51, 51, 0.15);
    color: #ff3333;
}

.conf-badge {
    padding: 1px 4px;
    font-size: 9px;
    border: 1px solid var(--border);
    color: var(--text-muted);
    text-transform: uppercase;
}

.conf-high {
    color: var(--success);
    border-color: var(--success-subtle);
}

.conf-medium {
    color: var(--warning);
    border-color: var(--warning-subtle);
}

.conf-low {
    color: var(--danger);
    border-color: var(--danger-subtle);
}

/* Collapsible */
.collapsible-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    user-select: none;
    margin-bottom: 0;
    /* Override default calc-title margin */
    border-bottom: none;
    /* Controlled by open state if needed */
}

.collapsible-header .chevron {
    font-size: 10px;
    color: var(--text-muted);
    transition: transform 0.2s;
}

.collapsible-header.collapsed .chevron {
    transform: rotate(-90deg);
}

.collapsible-body {
    display: block;
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--border);
}

.collapsible-body.collapsed {
    display: none;
}

/* Utilities */
.w-full {
    width: 100%;
}

.mt-3 {
    margin-top: 15px;
}

.mb-2 {
    margin-bottom: 10px;
}

.mb-3 {
    margin-bottom: 15px;
}

/* Correction Toggle */
.correction-toggle {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 6px 10px;
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 11px;
    margin-top: 10px;
}

.correction-toggle label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    margin-bottom: 0;
    color: var(--text-secondary);
    text-transform: none;
    letter-spacing: normal;
}

.factor-readout {
    font-family: var(--font-family-mono);
    color: var(--accent);
    font-size: 10px;
}