/**
 * sf_timeline_rail.css
 * The Environment & Administrative Timeline on the Social Forestry Activities
 * page, in the role-of-honour shape: a row of linked year circles over a
 * vertical rail of cards.
 *
 * Loaded only by PageDesign('sf_activities') and scoped under .sfa-page, so no
 * other page is reached from here. It loads after social_forestry_activities.css
 * and replaces that file's four-across grid.
 */

.sfa-page .sfa-roll {
    margin: 0 0 32px;
}

/* ── The row of year circles ───────────────────────────── */
.sfa-page .sfa-roll-years {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: clamp(16px, 3vw, 40px);
    padding: 4px 0 24px;
}
/* the line the circles sit on */
.sfa-page .sfa-roll-link {
    position: absolute;
    left: 8%;
    right: 8%;
    top: 4px;
    height: 64px;
    border-top: 1px solid #d6dbd8;
    transform: translateY(32px);
    pointer-events: none;
}
@media (max-width: 760px) {
    .sfa-page .sfa-roll-link { display: none; }
}

.sfa-page .sfa-roll-year {
    position: relative;
    z-index: 1;
    width: 64px;
    height: 64px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font: inherit;
    background: #f2ede1;
    border: 2px solid var(--sfa-forest);
    color: var(--sfa-forest);
    box-shadow: 0 4px 12px -8px rgba(10, 46, 26, .5);
    transition: background .3s ease, color .3s ease, transform .3s ease,
                box-shadow .3s ease;
}
.sfa-page .sfa-roll-y {
    font-size: 15px;
    font-weight: 800;
    letter-spacing: .01em;
    font-variant-numeric: tabular-nums;
}
.sfa-page .sfa-roll-year:hover {
    transform: translateY(-3px);
    box-shadow: 0 14px 26px -14px rgba(10, 46, 26, .55);
}
.sfa-page .sfa-roll-year.is-on {
    background: var(--sfa-forest);
    color: #fff;
    box-shadow: 0 16px 30px -14px rgba(10, 46, 26, .7);
}

/* ── The vertical rail of entries ──────────────────────── */
.sfa-page .sfa-roll-list {
    list-style: none;
    margin: 0;
    padding: 0 0 0 24px;
    position: relative;
    border-left: 2px solid #dfe4e1;
}
.sfa-page .sfa-roll-item {
    position: relative;
}
.sfa-page .sfa-roll-item + .sfa-roll-item { margin-top: 8px; }

/* the hollow node on the rail */
.sfa-page .sfa-roll-node {
    position: absolute;
    left: -31px;
    top: 18px;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    border: 2px solid #c6cdc8;
    background: #f9f6ef;
    transition: border-color .35s ease, background .35s ease, box-shadow .35s ease;
}
.sfa-page .sfa-roll-item.is-on .sfa-roll-node {
    border-color: var(--sfa-forest);
    background: var(--sfa-forest);
    box-shadow: 0 0 0 4px rgba(10, 46, 26, .12);
}

.sfa-page .sfa-roll-card {
    background: #f2ede1;
    border: 1px solid transparent;
    border-radius: 8px;
    padding: 12px 20px;
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    column-gap: 20px;
    row-gap: 2px;
    align-items: baseline;
    box-shadow: 0 6px 16px -14px rgba(16, 24, 40, .5);
    transition: background-color .35s ease, border-color .35s ease, box-shadow .35s ease, transform .35s ease;
}
.sfa-page .sfa-roll-card:hover { background: #ece5d3; }
.sfa-page .sfa-roll-item.is-on .sfa-roll-card {
    background: #ece5d3;
    border-color: transparent;
    box-shadow: 0 18px 34px -24px rgba(10, 46, 26, .55);
    transform: translateX(3px);
}
.sfa-page .sfa-roll-title {
    grid-column: 2;
    grid-row: 1;
    margin: 0;
    font-size: 16px;
    font-weight: 800;
    line-height: 1.35;
    color: #111827;
}
.sfa-page .sfa-roll-when {
    grid-column: 1;
    grid-row: 1 / span 2;
    align-self: center;
    padding: 4px 10px;
    border-radius: 999px;
    background: var(--sfa-forest);
    font-family: 'Roboto', sans-serif;
    font-size: 13px;
    font-weight: 700;
    color: #fff;
    font-variant-numeric: tabular-nums;
}
.sfa-page .sfa-roll-text {
    grid-column: 2;
    grid-row: 2;
    margin: 0;
    font-size: 14px;
    line-height: 1.55;
    color: #4b5563;
}

@media (max-width: 760px) {
    .sfa-page .sfa-roll-years { gap: 12px; padding-bottom: 20px; }
    .sfa-page .sfa-roll-year { width: 56px; height: 56px; }
    .sfa-page .sfa-roll-y { font-size: 14px; }
    .sfa-page .sfa-roll-card { padding: 12px 16px; column-gap: 12px; }
}

@media (prefers-reduced-motion: reduce) {
    .sfa-page .sfa-roll-year,
    .sfa-page .sfa-roll-year:hover,
    .sfa-page .sfa-roll-item.is-on .sfa-roll-card { transform: none; }
}