/* Страница «История и технологии» концепции E (e-brand.html). Вехи — heritage.js, фигуры — brand-tech.js и iso.css,
   как в c-brand.html; оформление на токенах E (e.css). Анимации — только transform и opacity. */
.eb-h2 { font-size: clamp(24px, 2.4vw, 32px); font-weight: 300; max-width: 26ch; margin-bottom: 14px; }
.eb-sub { max-width: 68ch; font-size: 16px; color: var(--text); margin-bottom: 8px; }

/* Первый экран */
.eb-hero { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); gap: clamp(28px, 4vw, 64px); align-items: center; padding-bottom: 56px; }
.eb-lead { font-size: 18px; line-height: 1.6; max-width: 48ch; margin-bottom: 26px; }
.eb-jump { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 36px; }
.eb-stats { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 20px; margin: 0; padding-top: 22px; border-top: 1px solid var(--line); }
.eb-stats div { display: flex; flex-direction: column-reverse; gap: 4px; }
.eb-stats dd { margin: 0; font: 300 36px/1 var(--f-disp); color: var(--ink); letter-spacing: -.02em; font-variant-numeric: tabular-nums; }
.eb-stats dt { font-size: 13px; color: var(--muted); line-height: 1.35; }
.eb-media { margin: 0; aspect-ratio: 4 / 3; overflow: hidden; border-radius: var(--r); background: var(--soft); }
.eb-media img { width: 100%; height: 100%; object-fit: cover; }
@media (max-width: 1023px) { .eb-hero { grid-template-columns: minmax(0, 1fr); } .eb-media { aspect-ratio: 16 / 10; order: -1; } }
@media (max-width: 599px) { .eb-stats { grid-template-columns: repeat(2, minmax(0, 1fr)); } .eb-lead { font-size: 16.5px; } }

/* История: липкий год слева, вехи справа */
.eb-hist { background: var(--soft); padding-block: 56px; }
.eb-hist-grid { display: grid; grid-template-columns: 200px minmax(0, 1fr); gap: clamp(28px, 4vw, 64px); margin-top: 28px; }
.eb-hist-side { position: sticky; top: 100px; align-self: start; display: grid; gap: 16px; }
.eb-hist-year { font: 300 72px/1 var(--f-disp); letter-spacing: -.03em; color: var(--ink); font-variant-numeric: tabular-nums; }
.eb-hist-rail { position: relative; width: 2px; height: 260px; background: var(--line-2); overflow: hidden; }
.eb-hist-rail span { position: absolute; inset: 0; background: var(--ink); transform-origin: top; }
.eb-hist-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 28px; }
.mile { display: grid; grid-template-columns: 96px minmax(0, 1fr); gap: 20px; align-items: start; }
.mile-year { font: 400 24px/1.2 var(--f-disp); color: #9a9ca3; padding-top: 6px; font-variant-numeric: tabular-nums; transition: color .3s; }
.mile.is-on .mile-year { color: var(--ink); }
.mile-card { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); background: var(--bg); border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; }
.mile-card:not(:has(.mile-img)) { grid-template-columns: minmax(0, 1fr); }
.mile-img { background: #fff; min-height: 220px; max-height: 340px; padding: 14px; border-right: 1px solid var(--line); }
.mile-img img { width: 100%; height: 100%; object-fit: contain; }
.mile-body { padding: 24px 26px; display: grid; gap: 10px; align-content: start; }
.mile-body h3 { font-size: 19px; font-weight: 500; }
.mile-body p { margin: 0; }
.mile-fact { display: flex; gap: 10px; padding: 10px 12px; border-radius: var(--r); background: var(--yolk-soft); color: var(--yolk-ink); font-size: 14px; line-height: 1.45; }
.mile-fact i { flex: none; font-size: 18px; margin-top: 1px; }
@media (max-width: 1023px) { .eb-hist-grid { grid-template-columns: minmax(0, 1fr); } .eb-hist-side { display: none; } }
@media (max-width: 699px) {
  .mile { grid-template-columns: minmax(0, 1fr); gap: 8px; }
  .mile-year { padding: 0; color: var(--ink); }
  .mile-card { grid-template-columns: minmax(0, 1fr); }
  .mile-img { min-height: 0; aspect-ratio: 16 / 10; border-right: 0; border-bottom: 1px solid var(--line); }
  .mile-body { padding: 18px; }
}

/* Технологии: фигура и текст */
.eb-tech { padding-block: 56px 24px; }
.tblock { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: clamp(24px, 3.5vw, 56px); align-items: center; padding: 40px 0; border-top: 1px solid var(--line); }
.eb-sub + .tblock { border-top: 0; }
.tfig { background: var(--anatomy-card); border-radius: var(--r); box-shadow: var(--anatomy-lift); padding: 12px 18px 18px; }
.tfig-head { display: flex; justify-content: space-between; font: 12px/1.4 var(--anatomy-mono); color: var(--anatomy-muted); }
.tfig-stage { aspect-ratio: 640 / 400; }
.tfig-stage svg { width: 100%; height: auto; display: block; }
.tfig-stage .air circle { fill: var(--terra); }
.tfig-ctl { display: flex; gap: 14px; align-items: center; flex-wrap: wrap; border-top: 1px solid var(--line); padding-top: 12px; font-size: 14px; }
.tfig-ctl label { font-weight: 500; color: var(--ink); }
.tfig-ctl input[type=range] { flex: 1; min-width: 140px; accent-color: var(--btn); }
.tfig-ctl output { flex-basis: 100%; font-size: 13px; color: var(--muted); font-variant-numeric: tabular-nums; }
.eb-seg { display: inline-flex; gap: 2px; padding: 3px; border: 1px solid var(--line-2); border-radius: var(--r); }
.eb-seg button { height: 34px; padding: 0 14px; border-radius: 2px; font: 500 11px/1 var(--f-text); letter-spacing: .08em; text-transform: uppercase; color: var(--muted); transition: background-color .15s, color .15s; }
.eb-seg button[aria-pressed="true"] { background: var(--btn); color: #fff; }
.ttext small { font: 600 10.5px/1.4 var(--f-text); letter-spacing: .12em; text-transform: uppercase; color: var(--olive); }
.ttext h3 { font-size: 22px; font-weight: 400; margin: 8px 0 14px; }
.ttext p { max-width: 52ch; }
.ttext .tsrc { font-size: 13px; color: var(--muted); }
@media (max-width: 1023px) { .tblock { grid-template-columns: minmax(0, 1fr); gap: 20px; padding: 28px 0; } }
@media (max-width: 599px) { .tfig { padding: 10px 12px 14px; } }

/* Призыв к записи */
.eb-cta { display: flex; justify-content: space-between; align-items: center; gap: 20px 32px; flex-wrap: wrap; margin-block: 8px 64px; padding-block: 36px; padding-inline: clamp(20px, 3vw, 44px); background: var(--charcoal); color: #c9cbd1; border-radius: var(--r); }
.eb-cta h2 { color: #fff; font-weight: 300; }
.eb-cta p { margin: 8px 0 0; max-width: 52ch; }
.eb-cta-btns { display: flex; gap: 10px; flex-wrap: wrap; }
@media (max-width: 599px) { .eb-cta-btns, .eb-cta-btns .btn { width: 100%; } }