/* Shared styling for /test/info/ tool pages.
   Loaded after style.css so var(--*) tokens already exist. */

.calc {
    display: grid;
    gap: 0.9rem;
    max-width: 720px;
}
.calc.calc-wide { max-width: 100%; }

.calc-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.6rem 0.9rem;
    align-items: center;
}
.calc-row > label {
    font-size: 0.88rem;
    color: var(--text-secondary, var(--text-primary));
}
.calc-row > input,
.calc-row > select {
    padding: 0.45rem 0.6rem;
    background: var(--input-bg, rgba(255,255,255,0.04));
    color: var(--text-primary);
    border: 1px solid var(--border-color, rgba(148,163,184,0.3));
    border-radius: 6px;
    font: inherit;
    width: 100%;
    box-sizing: border-box;
}
.calc-row > input:focus,
.calc-row > select:focus {
    outline: none;
    border-color: var(--accent, #3b82f6);
    box-shadow: 0 0 0 2px rgba(59,130,246,0.25);
}

.calc-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    margin-top: 0.4rem;
}
.btn-primary,
.btn-secondary {
    cursor: pointer;
    padding: 0.5rem 0.95rem;
    border: 0;
    border-radius: 6px;
    font: inherit;
    font-weight: 600;
}
.btn-primary {
    background: var(--accent, #3b82f6);
    color: #fff;
}
.btn-primary:hover { filter: brightness(1.08); }
.btn-secondary {
    background: var(--surface-2, rgba(148,163,184,0.12));
    color: var(--text-primary);
    border: 1px solid var(--border-color, rgba(148,163,184,0.25));
}

.calc-out {
    margin-top: 1rem;
    padding: 0.85rem 1rem;
    background: var(--surface-2, rgba(148,163,184,0.08));
    border: 1px solid var(--border-color, rgba(148,163,184,0.2));
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 0.95rem;
    line-height: 1.55;
    min-height: 2.4rem;
}
.calc-out.is-good { border-color: #16a34a; }
.calc-out.is-bad  { border-color: #dc2626; }
.calc-out strong  { color: var(--accent, #3b82f6); }

.calc-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 0.4rem;
}
.calc-table th,
.calc-table td {
    text-align: left;
    padding: 0.45rem 0.6rem;
    border-bottom: 1px solid var(--border-color, rgba(148,163,184,0.18));
    font-size: 0.9rem;
}
.calc-table th {
    background: var(--surface-2, rgba(148,163,184,0.08));
    font-weight: 600;
}
.calc-table input {
    padding: 0.35rem 0.5rem;
    background: var(--input-bg, rgba(255,255,255,0.04));
    color: var(--text-primary);
    border: 1px solid var(--border-color, rgba(148,163,184,0.3));
    border-radius: 5px;
    font: inherit;
    width: 100%;
    box-sizing: border-box;
}
.calc-table .num { text-align: right; font-variant-numeric: tabular-nums; }

.info-prose {
    line-height: 1.6;
    color: var(--text-secondary, var(--text-primary));
    max-width: 760px;
}
.info-prose h2,
.info-prose h3 {
    color: var(--text-primary);
    margin: 1.4rem 0 0.5rem;
}
.info-prose h2 { font-size: 1.15rem; }
.info-prose h3 { font-size: 1rem; }
.info-prose p  { margin: 0.5rem 0; }
.info-prose ul,
.info-prose ol { padding-left: 1.4rem; margin: 0.4rem 0; }
.info-prose li { margin-bottom: 0.3rem; }
.info-prose code {
    background: var(--surface-2, rgba(148,163,184,0.12));
    padding: 1px 5px;
    border-radius: 4px;
    font-size: 0.9em;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 0.9rem;
}
.info-card {
    display: block;
    padding: 0.95rem 1rem;
    background: var(--surface-2, rgba(148,163,184,0.06));
    border: 1px solid var(--border-color, rgba(148,163,184,0.2));
    border-radius: 8px;
    color: var(--text-primary);
    text-decoration: none;
    transition: border-color .15s, transform .15s;
}
.info-card:hover { border-color: var(--accent, #3b82f6); transform: translateY(-1px); }
.info-card .info-card-title { font-weight: 600; margin-bottom: 0.25rem; }
.info-card .info-card-desc  { font-size: 0.85rem; color: var(--text-secondary, var(--text-primary)); line-height: 1.45; }

.info-section-title {
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--text-secondary, var(--text-primary));
    margin: 1.4rem 0 0.6rem;
    font-weight: 700;
}

@media (max-width: 600px) {
    .calc-row { grid-template-columns: 1fr; gap: 0.3rem; }
    .calc-row > label { padding-top: 0.3rem; }
}