/*!
 * BRCOffice front-end tools. Scoped under .brc so it never touches the theme.
 * System fonts only: nothing to download.
 * Themes: dark (default) and light, via data-theme on the .brc root.
 */
.brc {
	--brc-bg: #0E1A31;
	--brc-panel: #122039;
	--brc-panel-2: #16274A;
	--brc-inset: #0B1528;
	--brc-line: #24365A;
	--brc-text: #EAF0F9;
	--brc-muted: #97A7C3;
	--brc-dim: #6F80A0;
	--brc-accent: #F2A65A;
	--brc-accent-2: #FFC98F;
	--brc-accent-ink: #2A1606;
	--brc-accent-wash: rgba(242, 166, 90, .13);
	--brc-bad: #F07167;
	--brc-t1: #4F7FD8; --brc-t2: #8A7FDB; --brc-t3: #D08A6E; --brc-t4: #F2A65A;
	--brc-serif: "Iowan Old Style", "Palatino Linotype", Palatino, "Book Antiqua", Georgia, serif;
	--brc-sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
	--brc-radius: 14px;
	--brc-radius-sm: 9px;

	color: var(--brc-text);
	background: var(--brc-bg);
	font: 16px/1.55 var(--brc-sans);
	border-radius: 20px;
	padding: clamp(18px, 3vw, 32px);
	-webkit-font-smoothing: antialiased;
	container-type: inline-size;
}
.brc[data-theme="light"] {
	--brc-bg: #F3F5F9;
	--brc-panel: #FFFFFF;
	--brc-panel-2: #FFFFFF;
	--brc-inset: #EEF1F6;
	--brc-line: #DCE2EC;
	--brc-text: var(--brand-navy, #1B2333);
	--brc-muted: #4E5B73;
	--brc-dim: #6B778C;
	--brc-accent: var(--brand-accent, #B8621B);
	--brc-accent-2: #8F4A12;
	--brc-accent-ink: #FFFFFF;
	--brc-accent-wash: #FBEBDB;
	--brc-bad: #B93A30;
}
.brc *, .brc *::before, .brc *::after { box-sizing: border-box; }
.brc h3 { font: 500 clamp(24px, 3vw, 30px)/1.15 var(--brc-serif); letter-spacing: -.01em; margin: 0; color: var(--brc-text); }
.brc :focus-visible { outline: 2px solid var(--brc-accent-2); outline-offset: 2px; }
.brc .brc-sr { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.brc noscript p { margin: 0; color: var(--brc-muted); }

/* ---------- Calculator ---------- */
.brc-calc__grid { display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr); gap: 20px; align-items: start; }
.brc-panel { background: var(--brc-panel); border: 1px solid var(--brc-line); border-radius: var(--brc-radius); padding: clamp(16px, 2.4vw, 26px); }
.brc-lines__head, .brc-line { display: grid; grid-template-columns: minmax(0, 1fr) 176px 78px 64px 28px; gap: 8px; align-items: center; }
.brc-lines__head { font-size: 12.5px; color: var(--brc-dim); margin-bottom: 8px; }
.brc-line { margin-bottom: 8px; }
.brc-line select, .brc-line input {
	width: 100%; min-width: 0; height: 42px; padding: 0 10px;
	background: var(--brc-inset); color: var(--brc-text);
	border: 1px solid var(--brc-line); border-radius: var(--brc-radius-sm);
	font: 15px var(--brc-sans);
}
.brc-line input[aria-invalid="true"] { border-color: var(--brc-bad); }
.brc-line__services { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; }
.brc-toggle {
	display: inline-flex; align-items: center; justify-content: center; gap: 7px;
	height: 42px; padding: 0 8px; border-radius: var(--brc-radius-sm); cursor: pointer;
	border: 1px solid var(--brc-line); background: var(--brc-inset);
	color: var(--brc-muted); font: 500 13.5px var(--brc-sans);
}
.brc-toggle__box { flex: none; width: 15px; height: 15px; border-radius: 4px; border: 1.5px solid var(--brc-dim); position: relative; }
.brc-toggle__box::after {
	content: ""; position: absolute; left: 4px; top: 1px; width: 4px; height: 8px;
	border: solid var(--brc-accent-ink); border-width: 0 2px 2px 0;
	transform: rotate(45deg) scale(.4); opacity: 0; transition: transform .18s ease, opacity .18s ease;
}
.brc-toggle[aria-pressed="true"] { border-color: var(--brc-accent); background: var(--brc-accent-wash); color: var(--brc-text); }
.brc-toggle[aria-pressed="true"] .brc-toggle__box { background: var(--brc-accent); border-color: var(--brc-accent); }
.brc-toggle[aria-pressed="true"] .brc-toggle__box::after { transform: rotate(45deg) scale(1); opacity: 1; }
.brc-remove { height: 42px; border: 0; background: none; color: var(--brc-dim); font-size: 22px; line-height: 1; cursor: pointer; border-radius: var(--brc-radius-sm); }
.brc-remove:hover:not(:disabled) { color: var(--brc-text); }
.brc-remove:disabled { opacity: .25; cursor: default; }
.brc-add {
	width: 100%; margin: 6px 0 22px; padding: 10px 14px; cursor: pointer;
	background: none; color: var(--brc-muted); font: 14px var(--brc-sans);
	border: 1px dashed var(--brc-line); border-radius: var(--brc-radius-sm);
}
.brc-add:hover, .brc-add:focus, .brc-add:active { background: none; color: var(--brc-text); border-color: var(--brc-muted); }
/* The theme paints every button dark on hover and focus; keep our light buttons light. */
.brc-remove:hover, .brc-remove:focus, .brc-remove:active { background: none; }
.brc-toggle:hover, .brc-toggle:focus, .brc-toggle:active { background: var(--brc-inset); color: var(--brc-text); }
.brc-toggle[aria-pressed="true"]:hover, .brc-toggle[aria-pressed="true"]:focus, .brc-toggle[aria-pressed="true"]:active { background: var(--brc-accent-wash); color: var(--brc-text); }
.brc-entities { display: flex; justify-content: space-between; align-items: baseline; color: var(--brc-muted); font-size: 14px; }
.brc-entities b { font: 500 30px/1 var(--brc-serif); color: var(--brc-text); }
.brc-ladder { list-style: none; margin: 14px 0 0; padding: 0; display: grid; grid-template-columns: repeat(5, 1fr); gap: 6px; }
.brc-ladder li { text-align: center; padding: 9px 4px; border-radius: 8px; background: var(--brc-inset); font-size: 12px; color: var(--brc-dim); transition: background .25s, color .25s; }
.brc-ladder b { display: block; font: 600 15px var(--brc-sans); color: var(--brc-muted); }
.brc-ladder li.is-on { background: var(--brc-accent-wash); color: var(--brc-accent-2); }
.brc-ladder li.is-on b { color: var(--brc-accent); }

.brc-total { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 6px 16px; padding: 18px 20px; border-radius: 12px; background: var(--brc-inset); }
.brc-total > div { flex: 1 1 160px; min-width: 0; }
.brc-total > b { flex: none; }
.brc-total + .brc-total { margin-top: 12px; }
.brc-total small { display: block; font-size: 13px; color: var(--brc-dim); }
.brc-total span { font-size: 14px; color: var(--brc-muted); }
.brc-total b { font: 500 clamp(26px, 3.4vw, 34px)/1 var(--brc-serif); white-space: nowrap; font-variant-numeric: tabular-nums; }
.brc-total.is-key { background: var(--brc-accent-wash); box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--brc-accent) 45%, transparent); }
.brc-fees { margin: 18px 0 0; display: grid; grid-template-columns: 1fr auto; gap: 7px 16px; font-size: 14px; color: var(--brc-muted); }
.brc-fees dt { margin: 0; }
.brc-fees dd { margin: 0; text-align: right; color: var(--brc-text); }
.brc-notes { margin: 18px 0 0; padding: 0 0 0 18px; font-size: 13.5px; color: var(--brc-muted); }
.brc-notes li + li { margin-top: 4px; }
.brc-fine { margin: 14px 0 0; font-size: 12.5px; line-height: 1.5; color: var(--brc-dim); }

/* ---------- Coverage map ---------- */
.brc-cov__grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(280px, 380px); gap: 28px; align-items: start; }
.brc-tiles { display: grid; grid-template-columns: repeat(8, minmax(0, 1fr)); gap: 10px; }
.brc-tile {
	aspect-ratio: 1; position: relative; cursor: pointer; text-align: left;
	display: flex; flex-direction: column; justify-content: space-between;
	padding: 10px 11px; border-radius: 12px; border: 1px solid rgba(255, 255, 255, .07);
	color: #fff; font-family: var(--brc-sans);
	transition: transform .2s ease, box-shadow .2s ease;
}
.brc-tile b { font: 650 18px/1 var(--brc-sans); letter-spacing: .02em; }
.brc-tile span { font-size: 11.5px; opacity: .85; }
.brc-tile--t1 { background: linear-gradient(150deg, #5A8BE6, var(--brc-t1)); }
.brc-tile--t2 { background: linear-gradient(150deg, #9A90E8, var(--brc-t2)); }
.brc-tile--t3 { background: linear-gradient(150deg, #E09C80, var(--brc-t3)); }
.brc-tile--t4 { background: linear-gradient(150deg, #FFB872, var(--brc-t4)); color: #2A1606; }
.brc-tile.is-soon { background: repeating-linear-gradient(135deg, #2C3E66 0 6px, #25365A 6px 12px); color: #B4C1D8; }
.brc-tile:hover { transform: translateY(-2px); }
.brc-tile[aria-pressed="true"] { transform: translateY(-3px); box-shadow: 0 0 0 2px var(--brc-bg), 0 0 0 4px var(--brc-text); }
.brc-tile__thin { position: absolute; top: 8px; right: 8px; width: 7px; height: 7px; border-radius: 50%; background: currentColor; }
.brc-legend { display: flex; flex-wrap: wrap; gap: 8px 18px; margin: 18px 0 0; padding: 0; list-style: none; font-size: 13px; color: var(--brc-muted); }
.brc-legend i { display: inline-block; width: 11px; height: 11px; border-radius: 3px; margin-right: 6px; vertical-align: -1px; }
.brc-legend .is-dot { border-radius: 50%; background: var(--brc-muted); width: 8px; height: 8px; vertical-align: 1px; }

.brc-card { background: var(--brc-panel); border: 1px solid var(--brc-line); border-radius: var(--brc-radius); padding: 24px; min-height: 360px; }
.brc-card__head { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; }
.brc-pill { flex: none; font-size: 12px; color: var(--brc-muted); border: 1px solid var(--brc-line); border-radius: 999px; padding: 3px 10px; }
.brc-pill.is-soon { border-style: dashed; }
.brc-card__prices { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin: 18px 0; }
.brc-card__prices div { background: var(--brc-inset); border-radius: 10px; padding: 12px 14px; }
.brc-card__prices span, .brc-card__prices small { display: block; font-size: 12.5px; color: var(--brc-dim); }
.brc-card__prices b { display: block; font: 500 26px/1.2 var(--brc-serif); font-variant-numeric: tabular-nums; }
.brc-card__rule { margin: 0 0 16px; padding-left: 14px; border-left: 2px solid var(--brc-accent); font-size: 15px; }
.brc-card__facts { display: grid; grid-template-columns: 104px 1fr; gap: 8px 12px; margin: 0; font-size: 14px; }
.brc-card__facts dt { color: var(--brc-dim); }
.brc-card__facts dd { margin: 0; }

/* ---------- Responsive: by the tool's own width, not the window ---------- */
@container (max-width: 820px) {
	.brc-calc__grid, .brc-cov__grid { grid-template-columns: 1fr; }
}
@container (max-width: 560px) {
	.brc-lines__head { display: none; }
	.brc-line {
		grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) 28px;
		padding-bottom: 12px; margin-bottom: 12px; border-bottom: 1px solid var(--brc-line);
	}
	.brc-line > select:first-child, .brc-line__services { grid-column: 1 / -1; }
	.brc-ladder li { padding: 7px 2px; font-size: 11px; }
	.brc-ladder b { font-size: 13.5px; }
	.brc-card__prices { grid-template-columns: 1fr; }
	.brc-card__facts { grid-template-columns: 1fr; gap: 0; }
	.brc-card__facts dd { margin-bottom: 8px; }
}
@container (max-width: 440px) {
	.brc { padding: 14px; }
	.brc-tiles { gap: 5px; }
	.brc-tile { padding: 5px 6px; border-radius: 8px; }
	.brc-tile b { font-size: 12.5px; }
	.brc-tile span { display: none; }
	.brc-tile__thin { width: 5px; height: 5px; top: 4px; right: 4px; }
}
@media (max-width: 520px) {
	.brc { border-radius: 16px; }
}
@media (prefers-reduced-motion: reduce) {
	.brc *, .brc *::before, .brc *::after { transition: none !important; }
}