/* ==========================================================================
 * seasons.css — Earth Seasons tool styles
 * ==========================================================================
 * Tool-specific CSS for the Earth Seasons page. Leverages base.css box,
 * button, and layout utilities. Only adds styles specific to this tool's
 * layout.
 * ======================================================================== */

/* Controls row: date picker, timezone input, DST checkbox */
.seasons-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    flex-wrap: wrap;
}

/* Timezone and DST sub-groups — inline label + input pairs */
.seasons-tz-group,
.seasons-dst-group {
    display: flex;
    align-items: center;
    gap: 0.35rem;
}

/* Prevent the "UTC offset:" label from wrapping on narrow viewports */
.seasons-tz-group label {
    white-space: nowrap;
}

/* Canvas container — centers the scene canvas */
.seasons-canvas-wrap {
    text-align: center;
    padding: 1rem 0;
}

/* Canvas element — block-centered, responsive max-width, 2:1 aspect */
#seasons-canvas {
    display: block;
    margin: 0 auto;
    max-width: 100%;
    height: auto;
}

/* Season name label below the globe */
.seasons-label {
    text-align: center;
    margin-top: 0.75rem;
    font-family: var(--font-body);
}

/* Individual hemisphere label line */
.seasons-label-line {
    font-size: 1.05rem;
    margin: 0.2rem 0;
    line-height: 1.4;
}

/* "Northern Hemisphere:" / "Southern Hemisphere:" text */
.seasons-label-hemisphere {
    color: var(--color-text-muted);
}

/* Season name (e.g. "🌸 Spring") */
.seasons-label-season {
    color: var(--color-accent1);
    font-weight: 600;
}

/* Countdown text (e.g. "— 47 days until Summer") */
.seasons-label-countdown {
    color: var(--color-text-muted);
    font-size: 0.9em;
}

/* Progress bar — sunken background with accent fill */
.seasons-progress-bar {
    width: 100%;
    height: 0.75rem;
    background: var(--color-bg-sunken);
    border-radius: 0.375rem;
    overflow: hidden;
    margin: 0.5rem 0;
}

.seasons-progress-fill {
    height: 100%;
    background: var(--color-accent1);
    border-radius: 0.375rem;
    transition: width 0.3s ease;
}

/* Loading indicator shown while API data is being fetched */
.seasons-loading {
    text-align: center;
    color: var(--color-text-muted);
    font-style: italic;
    padding: 1rem;
}

/* Focus-visible states for keyboard navigation */
#seasons-date-input:focus-visible,
#seasons-tz-input:focus-visible,
#seasons-dst-checkbox:focus-visible {
    outline: 2px solid var(--color-accent1);
    outline-offset: 2px;
}

/* Responsive: narrow viewports */
@media screen and (max-width: 480px) {
    .seasons-controls {
        flex-direction: column;
        gap: 0.5rem;
    }

    .seasons-controls input[type="date"],
    .seasons-controls input[type="number"] {
        width: 100%;
    }
}