/* Proposal B · The Briefing
   A white page read top to bottom. Claims on the right, their evidence
   pinned on the left at the same height. */

.b-mast { background: var(--deep); color: #fff; }
.b-mast__row { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding-block: 16px; }
.b-nav { display: flex; align-items: center; gap: 24px; font-size: 15px; font-weight: 500; }
.b-nav a:not(.btn) { color: var(--lilac); text-decoration: none; }
.b-nav a:not(.btn):hover { color: #fff; }
.b-nav .btn { padding: 11px 18px; }

.b-title { padding-block: clamp(48px, 7vw, 96px) clamp(40px, 5vw, 72px); border-bottom: 1px solid var(--line); }
.b-title__inner { max-width: 1040px; }
.b-memo { margin: 0 0 clamp(28px, 4vw, 48px); display: grid; gap: 6px; max-width: 760px; }
.b-memo div { display: grid; grid-template-columns: 72px 1fr; gap: 16px; align-items: baseline; }
.b-memo dt { font-size: 12px; font-weight: 600; letter-spacing: .14em; text-transform: uppercase; color: var(--plum); }
.b-memo dd { margin: 0; font-size: 16px; color: var(--ink-2); }
.b-title h1 { font-size: clamp(36px, 5vw, 64px); line-height: 1.08; max-width: 20ch; margin-bottom: .45em; }
.b-lede { font-size: clamp(18px, 1.7vw, 22px); color: var(--ink-2); max-width: 52ch; margin: 0; }

/* The document: evidence rail + reading column */
.b-doc { max-width: 1100px; }
.b-part {
	display: grid; grid-template-columns: 260px minmax(0, 1fr); gap: clamp(28px, 5vw, 72px);
	padding-block: clamp(52px, 6vw, 88px);
	border-bottom: 1px solid var(--line);
}
.b-part:last-child { border-bottom: 0; }
.b-ev { align-self: start; position: sticky; top: 28px; background: var(--lav); border-radius: var(--r-md); padding: 20px 20px 22px; border-left: 4px solid var(--green); }
.b-ev p { margin: 0; font-size: 14.5px; color: var(--ink-2); line-height: 1.5; }
.b-ev .b-ev__num { font-family: var(--f-display); font-weight: 600; font-size: 44px; line-height: 1; color: var(--deep); margin-bottom: 10px; letter-spacing: -.02em; }
.b-ev--photo { padding: 0; overflow: hidden; border-left: 0; }
.b-ev--photo img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.b-ev--photo p { padding: 14px 16px 16px; }

.b-body { max-width: 680px; }
.b-no { font-family: var(--f-display); font-weight: 600; font-size: 15px; color: #fff; background: var(--plum); width: 34px; height: 34px; border-radius: 50%; display: grid; place-items: center; margin: 0 0 16px; }
.b-body h2 { font-size: clamp(28px, 3vw, 38px); }
.b-body > p { font-size: 18px; line-height: 1.7; }

.b-offer { margin: 1.4em 0 0; display: grid; gap: 0; border-top: 1px solid var(--line); }
.b-offer div { padding: 16px 0; border-bottom: 1px solid var(--line); display: grid; grid-template-columns: 230px 1fr; gap: 20px; }
.b-offer dt { font-family: var(--f-display); font-weight: 600; color: var(--deep); font-size: 16.5px; line-height: 1.35; }
.b-offer dd { margin: 0; color: var(--ink-2); font-size: 16px; }

.b-steps { margin: 1.2em 0 0; padding-left: 0; list-style: none; counter-reset: s; display: grid; gap: 12px; }
.b-steps li { counter-increment: s; position: relative; padding: 14px 16px 14px 60px; background: #FBF8FB; border: 1px solid var(--line); border-radius: var(--r-md); font-size: 16.5px; }
.b-steps li::before { content: "3." counter(s); position: absolute; left: 16px; top: 14px; font-family: var(--f-display); font-weight: 600; font-size: 15px; color: var(--plum); font-variant-numeric: tabular-nums; }
.b-steps strong { color: var(--deep); font-family: var(--f-display); font-weight: 600; }

.b-break { margin: 0; position: relative; }
.b-break img { width: 100%; max-height: 620px; object-fit: cover; object-position: center top; }
.b-break figcaption { font-size: 14.5px; color: var(--ink-2); padding-block: 14px 0; }

.b-people { list-style: none; margin: 1.6em 0 0; padding: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.b-people li { display: grid; grid-template-columns: 76px 1fr; gap: 14px; align-items: start; padding: 14px; border: 1px solid var(--line); border-radius: var(--r-md); }
.b-people img { width: 76px; height: 76px; border-radius: 50%; object-fit: cover; object-position: top; background: var(--lav); }
.b-people strong { display: block; font-family: var(--f-display); font-weight: 600; color: var(--deep); font-size: 17px; }
.b-people span { display: block; font-size: 14.5px; color: var(--ink-2); line-height: 1.5; margin-top: 2px; }

.b-markets { font-family: var(--f-display); font-weight: 500; font-size: 20px !important; line-height: 1.8 !important; color: var(--deep); }
.b-aside { font-size: 15px !important; color: var(--ink-2); }

.b-form { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 1.4em; padding: 22px; background: var(--lav); border-radius: var(--r-lg); }
.b-form label { display: grid; gap: 6px; font-size: 14px; font-weight: 500; color: var(--ink-2); }
.b-form label:nth-child(n+3) { grid-column: 1 / -1; }
.b-form input { font: inherit; font-size: 16px; padding: 12px 14px; border-radius: var(--r-sm); border: 1px solid var(--lilac); background: #fff; color: var(--ink); }
.b-form .btn { justify-self: start; }
.b-sign { margin-top: 2em !important; font-family: var(--f-display); font-weight: 600; color: var(--plum); font-size: 15px !important; }

.b-foot { background: var(--night); color: var(--lilac); padding-block: 40px; }
.b-foot__row { display: flex; align-items: center; gap: 32px; flex-wrap: wrap; }
.b-foot p { margin: 0; }
.b-foot__built { margin-left: auto !important; font-size: 14px; }
.b-foot__built span { color: #fff; font-weight: 600; }

@media (max-width: 900px) {
	.b-nav a:not(.btn) { display: none; }
	.b-part { grid-template-columns: 1fr; gap: 20px; }
	.b-ev { position: static; order: 2; }
	.b-body { order: 1; }
	.b-offer div { grid-template-columns: 1fr; gap: 4px; }
	.b-people { grid-template-columns: 1fr; }
	.b-form { grid-template-columns: 1fr; }
}
@media (max-width: 620px) {
	body { font-size: 16px; }
	.b-memo div { grid-template-columns: 1fr; gap: 0; }
	.b-body > p { font-size: 17px; }
}