/*
 Description:    Style for Engine Power Calculator Tools page(s)
*/

/* --- CSS (kept to 1000px layout) --- */
/* Layout */
body{margin:0;font-family:system-ui,Segoe UI,Roboto,Helvetica,Arial,sans-serif;background:#f6f7fb;color:#0f172a}
.wrap{max-width:1000px;margin:0 auto;padding:16px}
h1{margin:0 0 8px}
h2{font-size:1.2rem;margin:0 0 10px;}
h3{margin:0 0 8px;}
.subhead{color:#475569;margin:0 0 12px;font-size:13px}
.sub{color:#64748b;margin:0 0 18px;}

/* Panels & controls */
.panel{background:#fff;border:1px solid #cbd5e1;border-radius:12px;padding:12px;margin-top:12px}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:grid;gap:4px;margin-bottom:8px}
label{font-weight:600;font-size:13px}
input[type="text"], input[type="number"], select, textarea{
    padding:6px 8px;
    border:1px solid #cbd5e1;
    border-radius:6px;
    width:100%;
    box-sizing:border-box;
    font-size:1rem;
    background:#fff;
}
textarea{min-height:68px;resize:vertical}

input[type="text"]:focus, input[type="number"]:focus, select:focus, textarea:focus{
    border-color:#94a3b8;
    box-shadow:0 0 0 3px rgba(148,163,184,.25);
    outline:none;
}

.row{
    display:grid;
    grid-template-columns: 1fr 160px 140px;
    gap:10px;
}
@media (max-width:560px){
    .row{ grid-template-columns: 1fr 1fr; }
    .row .decimals{ grid-column: 1 / -1; }
    .grid-2{grid-template-columns:1fr}
}

.results{border-top:1px dashed #cbd5e1;margin-top:14px;padding-top:14px;}
table{width:100%;border-collapse:collapse;font-variant-numeric: tabular-nums;}
th,td{text-align:left;padding:10px 8px;border-bottom:1px solid #eef2f7;}
th{color:#0b1220;font-size:.9rem;}
td.unit{color:#64748b;width:170px;white-space:nowrap;}
.hint{color:#64748b;font-size:.85rem;margin-top:6px;}
.footer-note{color:#64748b;font-size:.8rem;margin-top:8px;}
.pill{display:inline-block;background:#eef2ff;color:#1e3a8a;padding:4px 10px;border-radius:999px;font-size:.86rem;}
.muted{color:#64748b}
.btn{padding:6px 10px;border:1px solid #cbd5e1;border-radius:8px;background:#fff;cursor:pointer;font-weight:600;}
.btn:focus{outline:none;box-shadow:0 0 0 3px rgba(148,163,184,.25);}
.btn:active{transform:translateY(1px)}
.btn.primary{border-color:transparent;background:#2563eb;color:white;}
.btn.btn-outline{border-color:#cbd5e1;background:#f8fafc;color:#475569;font-size:0.9rem;padding:8px 16px;}
.btn.btn-outline:hover{background:#e2e8f0;border-color:#94a3b8;}
.stack > * { margin-bottom:10px }
.stack > *:last-child{ margin-bottom:0 }
.kvs{display:grid;grid-template-columns:160px 1fr;gap:6px 10px}
.kvs div:nth-child(odd){color:#64748b}

/* Vehicle info styling */
.vehicle-header h4{margin:8px 0 4px;color:#1e40af;font-size:1.1rem;}
.vehicle-specs-grid{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(140px,1fr));
    gap:8px;
    background:#f8fafc;
    padding:12px;
    border-radius:8px;
    border:1px solid #e2e8f0;
    margin:8px 0;
}
.vehicle-specs-grid > div{
    display:flex;
    flex-direction:column;
    align-items:center;
    text-align:center;
    padding:6px;
}
.vehicle-specs-grid > div:nth-child(odd){
    font-weight:600;
    font-size:0.85rem;
    color:#64748b;
    text-transform:uppercase;
    letter-spacing:0.025em;
}
.vehicle-specs-grid > div:nth-child(even){
    font-weight:700;
    font-size:1.1rem;
    color:#1e40af;
}

/* Compact vehicle specs - 2x3 grid */
.vehicle-specs-compact{
    display:grid;
    grid-template-columns:1fr 1fr;
    grid-template-rows:repeat(3, auto);
    gap:6px 12px;
    background:#f8fafc;
    padding:8px 12px;
    border-radius:6px;
    border:1px solid #e2e8f0;
    margin:6px 0;
    font-size:0.9rem;
}
.vehicle-specs-compact > div:nth-child(odd){
    font-weight:600;
    color:#64748b;
    text-align:right;
    padding-right:4px;
}
.vehicle-specs-compact > div:nth-child(even){
    font-weight:700;
    color:#1e40af;
    text-align:left;
    padding-left:4px;
}

.action-buttons{
    display:flex;
    gap:8px;
    justify-content:center;
    margin-top:12px;
}

/* Car comparison grid */
.car-comparison-grid{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:20px;
    margin-top:12px;
}
@media (max-width:768px){
    .car-comparison-grid{
        grid-template-columns:1fr;
        gap:16px;
    }
}

.car-column{
    background:#fafbfc;
    border:1px solid #e2e8f0;
    border-radius:8px;
    padding:16px;
    position:relative;
}

.car-column-title{
    margin:0 0 12px;
    font-size:1rem;
    font-weight:600;
    color:#374151;
    text-align:center;
    padding-bottom:8px;
    border-bottom:1px solid #e2e8f0;
}

/* Car 1 title - blue color matching chart */
.car-column:first-child .car-column-title{
    color:#1f77b4;
}

/* Car 2 title - orange color matching chart */
.car-column:nth-child(2) .car-column-title{
    color:#ff7f0e;
}

.selected-car-name{
    margin:8px 0 4px;
    color:#1e40af;
    font-size:1rem;
    font-weight:600;
}

.engine-specs-textarea{
    min-height:40px;
    background:#f8fafc;
    color:#475569;
    font-size:0.85rem;
    resize:vertical;
}

.btn-small{
    padding:6px 12px;
    font-size:0.85rem;
}

/* Spec link button styling */
.spec-link-button {
    display: inline-block;
    padding: 8px 16px;
    background: #3b82f6;
    color: white;
    text-decoration: none;
    border-radius: 6px;
    font-size: 0.9rem;
    font-weight: 500;
    transition: background-color 0.2s ease;
}

.spec-link-button:hover {
    background: #2563eb;
    text-decoration: none;
    color: white;
}

.spec-link-container {
    margin-top: 10px;
}

/* Accuracy Display Styling */
#accuracy-display {
    background: #f8f9fa;
    border: 1px solid #e9ecef;
    border-radius: 8px;
    padding: 15px;
    margin: 15px 0;
}

#accuracy-display h4 {
    margin: 0 0 12px 0;
    color: #495057;
    font-size: 1.1rem;
}

.accuracy-item {
    background: white;
    border: 1px solid #dee2e6;
    border-radius: 6px;
    padding: 10px;
    margin: 8px 0;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.accuracy-score {
    background: #e8f4f8;
    color: #0c5460;
    padding: 2px 8px;
    border-radius: 4px;
    font-weight: 600;
    font-size: 0.9rem;
}

.accuracy-item small {
    display: block;
    margin-top: 4px;
    line-height: 1.3;
}