.summary-img {
    max-width: 100%;
    height: auto;
    max-height: 550px;
}

/* ═══════════════════════════════════════════════════════════
   Блок «Конспект по видео: краткая выжимка или большой лонгрид»
   Импортирован из Claude Design (konspekt-video). Все селекторы
   заскоуплены под .kv. Шрифт PT Root UI — из глобальных стилей сайта.
   ═══════════════════════════════════════════════════════════ */
.kv {
  --ink: #09090a;
  --muted: #6f6f85;
  --faint: #9a9ab0;
  --line: #e8e4f5;
  --line-soft: #f0eefa;
  --blue: #3333ff;
  --lilac: #8a6fd4;
  --orange: #ff5c33;
  --grad: linear-gradient(90deg, #3333ff 0%, #ff5c33 100%);
  --mono: 'PT Root UI', ui-monospace, system-ui, sans-serif;

  padding: 92px 24px;
  color: var(--ink);
  background: #ffffff;
  font-family: 'PT Root UI', system-ui, -apple-system, sans-serif;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
.kv *, .kv *::before, .kv *::after { box-sizing: border-box; }
.kv p { margin: 0; }

.kv .kv-stage { max-width: 1300px; margin: 0 auto; }

/* ── Header ── */
.kv .kv-head { max-width: 900px; margin: 0 auto 52px; text-align: center; }
.kv .kv-eyebrow {
  display: inline-flex; align-items: center; gap: 9px;
  font-family: var(--mono); font-weight: 500; font-size: 13px;
  letter-spacing: .14em; text-transform: uppercase;
  color: var(--blue); padding: 7px 14px 7px 12px;
  border: 1px solid var(--line); border-radius: 999px;
  background: #fff; margin-bottom: 22px;
}
.kv .kv-eyebrow .dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--grad); box-shadow: 0 0 0 3px rgba(51,51,255,.12);
}
.kv .kv-title {
  font-weight: 700; font-size: clamp(36px, 4.4vw, 54px);
  line-height: 1.08; letter-spacing: -.02em; margin: 0 0 18px; text-wrap: balance;
    color: #0e0e14;
}
.kv .kv-title .grad {
  background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent;
}
.kv .kv-sub {
  font-size: 20px; line-height: 1.5; color: #0e0e14; text-wrap: pretty;
  max-width: 900px; margin: 0 auto;
}
.kv .kv-sub b { color: var(--ink); font-weight: 600; }

/* ── Cards grid (две опции) ── */
.kv .kv-grid {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px;
  align-items: stretch;
}

.kv .kv-card {
  --accent: var(--blue);
  --accent-soft: rgba(51,51,255,.10);
  position: relative;
  display: flex; flex-direction: column;
  background: #fff; border: 1px solid var(--line); border-radius: 28px;
  padding: 30px 30px 28px;
  overflow: hidden;
  transition: transform .28s cubic-bezier(.22,.61,.36,1), box-shadow .28s, border-color .28s;
}
.kv .kv-card::before {
  content: ""; position: absolute; left: 0; right: 0; top: 0; height: 3px;
  background: var(--accent); opacity: .9;
}
.kv .kv-card:hover {
  transform: translateY(-4px);
  border-color: color-mix(in srgb, var(--accent) 35%, var(--line));
  box-shadow: 0 30px 66px var(--accent-soft);
}
.kv .kv-card.is-short { --accent: var(--orange); --accent-soft: rgba(255,92,51,.13); }
.kv .kv-card.is-long  { --accent: var(--lilac);  --accent-soft: rgba(138,111,212,.16); }

/* card header */
.kv .kv-card-top { display: flex; align-items: center; gap: 14px; margin-bottom: 16px; }
.kv .kv-ic {
  width: 50px; height: 50px; border-radius: 14px; flex: none;
  display: grid; place-items: center; color: #fff;
  background: var(--accent);
  box-shadow: 0 12px 24px var(--accent-soft);
}
.kv .kv-ic svg { width: 25px; height: 25px; }
.kv .kv-kicker {
  font-family: var(--mono); font-weight: 500; font-size: 12px;
  letter-spacing: .12em; text-transform: uppercase; color: var(--accent);
  display: flex; align-items: center; gap: 8px;
}
.kv .kv-kicker .num { opacity: .55; }
.kv .kv-name {
  font-weight: 700; font-size: 28px; letter-spacing: -.01em; line-height: 1.08; margin-top: 4px;
}
.kv .kv-tag {
  font-size: 20px; color: var(--muted); margin-bottom: 20px;
}
.kv .kv-tag b { color: var(--ink); font-weight: 600; }

/* ── Preview panel ── */
.kv .kv-prev {
  position: relative;
  border-radius: 18px; border: 1px solid var(--line);
  background: linear-gradient(180deg, color-mix(in srgb, var(--accent) 4%, #fff), #fff);
  padding: 18px;
  margin-bottom: 22px;
  flex: 1 0 auto;
  overflow: hidden;
}
.kv .kv-prev-bar {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 14px;
}
.kv .kv-doc-badge {
  display: inline-flex; align-items: center; gap: 7px;
  font-family: var(--mono); font-weight: 600; font-size: 11.5px; letter-spacing: .06em;
  color: var(--accent); background: color-mix(in srgb, var(--accent) 9%, #fff);
  border: 1px solid color-mix(in srgb, var(--accent) 22%, #fff); border-radius: 999px;
  padding: 5px 11px 5px 8px;
}
.kv .kv-doc-badge svg { width: 13px; height: 13px; }
.kv .kv-read {
  font-family: var(--mono); font-size: 16px; font-weight: 500; color: var(--faint);
  display: inline-flex; align-items: center; gap: 5px;
}
.kv .kv-read svg { width: 12px; height: 12px; }

/* SHORT preview — TL;DR карточка */
.kv .kv-short-h {
  font-weight: 700; font-size: 18px; letter-spacing: -.01em; margin-bottom: 14px; color: var(--ink);
}
.kv .kv-points { display: flex; flex-direction: column; gap: 11px; }
.kv .kv-pt { display: grid; grid-template-columns: 22px 1fr; gap: 11px; align-items: flex-start; }
.kv .kv-pt .mk {
  width: 22px; height: 22px; border-radius: 7px; margin-top: 1px; flex: none;
  display: grid; place-items: center; color: #fff; font-family: var(--mono);
  font-size: 11px; font-weight: 700; background: var(--orange);
}
.kv .kv-pt .tx { font-size: 16px; color: #2a2a33; line-height: 1.42; }
.kv .kv-pt .tx b { color: var(--ink); font-weight: 600; }

/* LONG preview — высокий документ с разделами */
.kv .kv-long { position: relative; height: 286px; overflow: hidden; }
.kv .kv-long::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 86px;
  background: linear-gradient(180deg, transparent, #fff 86%);
}
.kv .kv-doc-title { font-weight: 700; font-size: 18px; letter-spacing: -.01em; line-height: 1.2; margin-bottom: 4px; }
.kv .kv-doc-meta {
  font-family: var(--mono); font-size: 14px; letter-spacing: .08em; text-transform: uppercase;
  color: var(--faint); margin-bottom: 16px;
}
.kv .kv-h2 {
  display: flex; align-items: center; gap: 8px;
  font-weight: 700; font-size: 14.5px; color: var(--ink); margin: 16px 0 9px;
}
.kv .kv-h2:first-of-type { margin-top: 0; }
.kv .kv-h2 .n {
  font-family: var(--mono); font-size: 10px; font-weight: 700; color: var(--lilac);
  background: rgba(138,111,212,.13); width: 20px; height: 20px; border-radius: 6px;
  display: grid; place-items: center; flex: none;
}
.kv .kv-para { display: flex; flex-direction: column; gap: 7px; }
.kv .kv-para .ln { height: 8px; border-radius: 5px; background: var(--line-soft); }
.kv .kv-para .ln.w95 { width: 95%; } .kv .kv-para .ln.w88 { width: 88%; }
.kv .kv-para .ln.w72 { width: 72%; } .kv .kv-para .ln.w60 { width: 60%; }
.kv .kv-para .ln.term { background: rgba(138,111,212,.22); }

/* ── footer: что внутри / когда ── */
.kv .kv-foot { margin-top: auto; }
.kv .kv-feats { display: flex; flex-direction: column; gap: 10px; margin-bottom: 20px; }
.kv .kv-feat { display: flex; align-items: flex-start; gap: 10px; font-size: 18px; color: #0e0e14; line-height: 1.4; }
.kv .kv-feat .ck {
  width: 19px; height: 19px; border-radius: 6px; flex: none; margin-top: 1px;
  display: grid; place-items: center; color: var(--accent);
  background: color-mix(in srgb, var(--accent) 11%, #fff);
}
.kv .kv-feat .ck svg { width: 11px; height: 11px; }

.kv .kv-when {
  font-size: 20px; color: #0e0e14; line-height: 1.45;
  padding-top: 18px; border-top: 1px solid var(--line);
}
.kv .kv-when .lbl {
  display: block; font-family: var(--mono); font-size: 20px; font-weight: 500; text-transform: uppercase; color: var(--muted) ; margin-bottom: 6px;
}
.kv .kv-when b { color: var(--ink); font-weight: 600; }

/* ── bottom note ── */
.kv .kv-note {
  margin: 30px auto 0; max-width: 1140px;
  display: flex; align-items: center; justify-content: center; gap: 13px;
  text-align: center; font-size: 16px; color: var(--muted);
  padding: 20px 26px; border: 1px dashed var(--line); border-radius: 18px; background: #fff;
}
.kv .kv-note b { color: var(--ink); font-weight: 600; }
.kv .kv-note .spark {
  width: 32px; height: 32px; flex: none; border-radius: 9px; display: grid; place-items: center;
  color: #fff; background: var(--grad);
}
.kv .kv-note .spark svg { width: 17px; height: 17px; }

/* ── responsive ── */
@media (max-width: 920px) {
  .kv .kv-grid { grid-template-columns: 1fr; gap: 18px; max-width: 540px; margin: 0 auto; }
  .kv .kv-long { height: 240px; }
}
@media (max-width: 600px) {
  .kv { padding: 0 16px 80px; }
  .kv .kv-head { margin-bottom: 40px; }
  .kv .kv-sub { font-size: 20px; }
  .kv .kv-card { padding: 24px 22px 24px; }
  .kv .kv-note { flex-direction: column; }
}