/*
 * Mount Blue Sky Timeline
 * Typography and text color are inherited from your theme. Override any of these
 * custom properties in Appearance > Customize > Additional CSS, for example:
 *   .mbs-timeline { --mbs-accent: #7a1f3d; --mbs-chart-bg: #fff; }
 */
.mbs-timeline {
	--mbs-accent: #23306b;
	--mbs-chart-bg: #f7fafc;
	--mbs-chart-ink: #14223b;
	--mbs-chart-soft: #4a5a73;
	--mbs-chart-rule: #c9d5de;
	--mbs-line: color-mix(in srgb, currentColor 24%, transparent);
	--mbs-muted: color-mix(in srgb, currentColor 68%, transparent);
	position: relative;
	margin: 1.75em 0;
	font: inherit;
	color: inherit;
}
.mbs-timeline *, .mbs-timeline *::before, .mbs-timeline *::after { box-sizing: border-box; }
.mbs-timeline [hidden] { display: none !important; }

.mbs-timeline .mbs-summary { max-width: 62ch; margin: 0 0 1.4em; }
.mbs-timeline .mbs-summary button {
	font: inherit; color: inherit; background: none; border: 0; padding: 0; margin: 0;
	text-decoration: underline; text-underline-offset: 3px; cursor: pointer; box-shadow: none;
}

.mbs-timeline .mbs-controls {
	display: flex; flex-wrap: wrap; gap: 0.7em 1.6em; align-items: center;
	margin: 0 0 0.6em; font-size: 0.92em;
}
.mbs-timeline .mbs-group { display: flex; flex-wrap: wrap; gap: 0.4em; align-items: center; }
.mbs-timeline .mbs-label { color: var(--mbs-muted); margin-right: 0.3em; }
.mbs-timeline .mbs-chip {
	appearance: none; font: inherit; font-size: 1em; line-height: 1.5; color: inherit;
	background: transparent; border: 1px solid var(--mbs-line); border-radius: 999px;
	padding: 0.1em 0.8em; margin: 0; cursor: pointer; box-shadow: none; text-transform: none; letter-spacing: normal;
}
.mbs-timeline .mbs-chip:hover { border-color: currentColor; }
.mbs-timeline .mbs-chip[aria-pressed="true"] {
	background: var(--mbs-accent); border-color: var(--mbs-accent); color: #fff;
}
.mbs-timeline :focus-visible { outline: 3px solid #2f67b8; outline-offset: 2px; }

.mbs-timeline .mbs-hint { margin: 0 0 0.6em; font-size: 0.85em; color: var(--mbs-muted); }

/* ---- chart card ---- */
.mbs-timeline .mbs-chart {
	position: relative; min-height: 340px; width: 100%;
	background: var(--mbs-chart-bg); color: var(--mbs-chart-ink);
	border: 1px solid var(--mbs-chart-rule);
}
.mbs-timeline .mbs-chart svg { display: block; max-width: 100%; touch-action: pan-y; }
.mbs-timeline .mbs-status {
	position: absolute; inset: 0; display: grid; place-items: center; text-align: center;
	padding: 1.5em; color: var(--mbs-chart-soft); pointer-events: none;
}
.mbs-timeline .mbs-status.mbs-error { color: #a1204f; }

.mbs-timeline .mbs-grid line { stroke: var(--mbs-chart-rule); stroke-opacity: 0.8; }
.mbs-timeline .mbs-axis text { font-family: inherit; font-size: 12px; fill: var(--mbs-chart-soft); }
.mbs-timeline .mbs-axis .domain { stroke: var(--mbs-chart-soft); }
.mbs-timeline .mbs-axis-x line { stroke: var(--mbs-chart-soft); }
.mbs-timeline .mbs-axis-title { font-family: inherit; font-size: 12px; fill: var(--mbs-chart-soft); }

.mbs-timeline .mbs-bar { transition: opacity 0.15s; }
.mbs-timeline .has-sel .mbs-bar:not(.sel) { opacity: 0.5; }
.mbs-timeline .mbs-bar.sel { stroke: var(--mbs-chart-ink); stroke-width: 1.5; }
.mbs-timeline .mbs-bar.hover { stroke: var(--mbs-chart-ink); stroke-width: 1; }
.mbs-timeline .mbs-hit { fill: transparent; cursor: pointer; }

/* ---- selected day ---- */
.mbs-timeline .mbs-day { margin-top: 2em; scroll-margin-top: 1em; }
.mbs-timeline .mbs-empty { margin: 0; color: var(--mbs-muted); }
.mbs-timeline .mbs-day-head {
	display: flex; flex-wrap: wrap; gap: 0.8em 1.5em; justify-content: space-between; align-items: flex-end;
	border-bottom: 1px solid var(--mbs-line); padding-bottom: 0.8em; margin-bottom: 1em;
}
.mbs-timeline .mbs-day-head h3 { margin: 0; font-size: 1.5em; line-height: 1.2; }
.mbs-timeline .mbs-day-head p { margin: 0.15em 0 0; color: var(--mbs-muted); }
.mbs-timeline .mbs-day-nav { display: flex; gap: 0.5em; }
.mbs-timeline .mbs-day-nav button {
	appearance: none; font: inherit; font-size: 0.9em; color: inherit; background: transparent;
	border: 1px solid var(--mbs-line); border-radius: 0; padding: 0.35em 0.9em; margin: 0;
	cursor: pointer; box-shadow: none; text-transform: none; letter-spacing: normal;
}
.mbs-timeline .mbs-day-nav button:hover:not(:disabled) { border-color: currentColor; }
.mbs-timeline .mbs-day-nav button:disabled { opacity: 0.4; cursor: default; }

.mbs-timeline .mbs-thumbs { display: grid; grid-template-columns: repeat(auto-fill, minmax(128px, 1fr)); gap: 10px; }
.mbs-timeline .mbs-thumb {
	appearance: none; background: none; border: 0; padding: 0; margin: 0; text-align: left;
	color: inherit; font: inherit; cursor: pointer; box-shadow: none; border-radius: 0;
}
.mbs-timeline .mbs-thumb img {
	display: block; width: 100%; height: auto; aspect-ratio: 1; object-fit: cover;
	background: var(--mbs-line); margin: 0; border-radius: 0;
}
.mbs-timeline .mbs-thumb:hover img { outline: 2px solid var(--mbs-accent); }
.mbs-timeline .mbs-thumb span { display: block; font-size: 0.8em; color: var(--mbs-muted); margin-top: 0.2em; }

/* ---- photo viewer ---- */
.mbs-timeline dialog.mbs-lb {
	border: 0; padding: 0; background: transparent; color: #fff;
	max-width: 96vw; max-height: 96vh; overflow: visible;
}
.mbs-timeline dialog.mbs-lb::backdrop { background: rgba(10, 18, 34, 0.86); }
.mbs-timeline .mbs-lb-inner { display: grid; gap: 10px; justify-items: center; }
.mbs-timeline .mbs-lb-img {
	display: block; max-width: 92vw; max-height: 78vh; width: auto; height: auto;
	background: #0c1527; margin: 0; border-radius: 0;
}
.mbs-timeline .mbs-lb-cap { text-align: center; max-width: 80ch; }
.mbs-timeline .mbs-lb-title { font-weight: 700; }
.mbs-timeline .mbs-lb-meta { color: #c5d3e6; font-size: 0.9em; }
.mbs-timeline .mbs-lb-meta a { color: #9ec7ff; }
.mbs-timeline .mbs-lb-btns { display: flex; gap: 8px; }
.mbs-timeline .mbs-lb-btns button {
	appearance: none; font: inherit; color: #fff; background: transparent; border: 1px solid #5d6f8f;
	border-radius: 0; padding: 0.35em 1.1em; margin: 0; cursor: pointer; box-shadow: none;
	text-transform: none; letter-spacing: normal;
}
.mbs-timeline .mbs-lb-btns button:hover:not(:disabled) { border-color: #fff; }
.mbs-timeline .mbs-lb-btns button:disabled { opacity: 0.4; cursor: default; }

/* ---- hover preview (attached to <body>) ---- */
.mbs-tip {
	position: fixed; z-index: 100000; pointer-events: none; opacity: 0; transition: opacity 0.1s;
	background: #14223b; color: #fff; padding: 12px 14px; border-radius: 6px;
	font-size: 14px; line-height: 1.4; max-width: 340px;
}
.mbs-tip.on { opacity: 1; }
.mbs-tip .mbs-t-date { font-weight: 700; font-size: 15px; }
.mbs-tip .mbs-t-meta { color: #c5d3e6; margin-top: 1px; }
.mbs-tip .mbs-t-thumbs { display: flex; gap: 4px; margin-top: 10px; }
.mbs-tip img { width: 72px; height: 72px; object-fit: cover; display: block; background: #2a3a58; margin: 0; }
.mbs-tip .mbs-t-more { color: #c5d3e6; margin-top: 8px; font-size: 12px; }

@media (prefers-reduced-motion: reduce) {
	.mbs-timeline .mbs-bar, .mbs-tip { transition: none; }
}
@media (max-width: 600px) {
	.mbs-timeline .mbs-day-head h3 { font-size: 1.25em; }
}