/* unit-converter.css — tool-specific styles only */

.unit-main {
    max-width: 960px; /* wider than default to fit the grid nicely */
}

.collapsible-container {
    width: 100%;
}

/* Collapsible section button */
.collapsible {
    background-color: var(--color-primary);
    color: #fff;
    cursor: pointer;
    padding: 0.75rem 1rem;
    width: 100%;
    border: none;
    text-align: left;
    font-family: var(--font-main);
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    margin-top: 0.75rem;
    transition: background-color 0.2s;
}

.collapsible:hover {
    background-color: var(--color-primary-dk);
}

/* Collapsed content panel.
   Must use higher specificity than .unit-group (which also sets display:grid)
   so the hidden state actually takes effect on load. */
.content.unit-group {
    display: none;
    overflow: hidden;
    background-color: #f1f1f1;
    border-radius: 0 0 var(--radius-md) var(--radius-md);
    padding: 0.75rem;
}

/* Unit input grid */
.unit-group {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 0.6rem;
}

@media (max-width: 600px) {
    .unit-group {
        display: flex;
        flex-direction: column;
    }
}

.unit-group label {
    display: flex;
    flex-direction: column;
    font-size: 0.88rem;
    font-family: var(--font-main);
    background: var(--color-surface);
    padding: 0.5rem 0.6rem;
    border-radius: var(--radius-md);
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.08);
    color: var(--color-text);
}

.unit-group input {
    margin-top: 0.3rem;
    padding: 0.4rem 0.5rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-size: 1rem;
    font-family: var(--font-main);
    background: var(--color-bg);
    color: var(--color-text);
    transition: border-color 0.2s;
}

.unit-group input:focus {
    outline: none;
    border-color: var(--color-primary);
}