/* ============================================================
   article-v9.css — шаблон статьи в языке hybrid v9
   Наследует токены и компоненты home-page (Onest, тёмный фон,
   тёплый текст, золото как единственный акцент). Пилот №1:
   кейс «Как я делала видеоклип „Лукоморье“».
   ============================================================ */

.art-page {
  --art-paper: #f5f0e8;
  --art-muted: #b9b0a6;
  --art-dim: rgba(244, 237, 227, 0.5);
  --art-gold: #d9ae60;
  --art-gold-soft: #ead19d;
  --art-line: rgba(237, 214, 172, 0.17);
  --art-line-soft: rgba(237, 214, 172, 0.1);
  --art-panel: rgba(14, 11, 22, 0.78);
  --art-measure: 760px;
  overflow: visible;
}

.art { padding: 132px 0 160px; }

/* ── Шапка статьи ── */
.art-head { max-width: var(--art-measure); margin-left: auto; margin-right: auto; padding-top: 24px; }
.art-crumbs { margin: 0 0 30px; color: var(--art-dim); font-size: 12px; letter-spacing: 0.02em; }
.art-crumbs a { color: var(--art-muted); transition: color 180ms ease; }
.art-crumbs a:hover { color: var(--art-paper); }
.art-crumbs span { margin: 0 8px; color: var(--art-line); }
.art-head h1 {
  margin: 0 0 22px;
  color: var(--art-paper);
  font-family: "Onest", "Segoe UI", Arial, sans-serif;
  font-size: clamp(38px, 5vw, 64px);
  font-weight: 470;
  letter-spacing: -0.035em;
  line-height: 1.02;
  text-wrap: balance;
}
.art-meta { display: flex; flex-wrap: wrap; gap: 6px 22px; margin: 0; color: var(--art-dim); font-size: 13px; }
.art-meta span + span::before { content: "·"; margin-right: 22px; color: var(--art-line); }

/* ── Ролик ── */
.art-video { max-width: 400px; margin: 46px auto 0; }
.art-video-frame {
  position: relative; aspect-ratio: 9 / 16; overflow: hidden;
  border: 1px solid var(--art-line); border-radius: 20px; background: #000;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.45);
}
.art-video-frame iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.art-video-links { margin: 14px 0 0; color: var(--art-dim); font-size: 13px; text-align: center; }
.art-video-links a { color: var(--art-gold-soft); border-bottom: 1px solid rgba(217, 174, 96, 0.4); }

/* ── Лид ── */
.art-lead { max-width: var(--art-measure); margin: 56px auto 0; }
.art-lead > p:first-of-type { color: var(--art-paper); font-size: clamp(19px, 1.6vw, 22px); font-weight: 450; letter-spacing: -0.015em; line-height: 1.5; }
.art-lead p { font-size: 17.5px; line-height: 1.7; margin-bottom: 20px; }

/* ── Содержание ── */
.art-toc { max-width: var(--art-measure); margin: 44px auto 0; padding: 30px 32px 22px; border: 1px solid var(--art-line); border-radius: 20px; background: var(--art-panel); }
.art-toc .home-section-kicker { margin-bottom: 14px; }
.art-toc ol { margin: 0; padding: 0; list-style: none; columns: 2; column-gap: 40px; }
.art-toc li { break-inside: avoid; }
.art-toc a { display: flex; gap: 14px; align-items: baseline; padding: 7px 0; border-bottom: 1px solid var(--art-line-soft); color: var(--art-muted); font-size: 14px; line-height: 1.35; transition: color 180ms ease; }
.art-toc a:hover { color: var(--art-paper); }
.art-toc a span { flex: 0 0 22px; color: var(--art-gold); font-size: 11px; font-weight: 750; letter-spacing: 0.08em; }

/* ── Тело ── */
.art-body { max-width: var(--art-measure); margin: 64px auto 0; font-size: 17.5px; line-height: 1.7; }
.art-body p { margin: 0 0 20px; color: var(--art-muted); }
.art-body strong { color: var(--art-paper); font-weight: 650; }
.art-body a { color: var(--art-gold-soft); border-bottom: 1px solid rgba(217, 174, 96, 0.4); transition: border-color 180ms ease; }
.art-body a:hover { border-color: var(--art-gold); }
.art-body h2 {
  max-width: none;
  margin: 88px 0 24px;
  padding-top: 34px;
  border-top: 1px solid var(--art-line);
  color: var(--art-paper);
  font-family: "Onest", "Segoe UI", Arial, sans-serif;
  font-size: clamp(28px, 3vw, 38px);
  font-weight: 470;
  letter-spacing: -0.03em;
  line-height: 1.1;
  text-wrap: balance;
}
.art-body h2:first-child { margin-top: 0; padding-top: 0; border-top: 0; }
.art-num { display: block; margin-bottom: 12px; color: var(--art-gold); font-size: 11px; font-weight: 750; letter-spacing: 0.22em; }
.art-num::before { content: "Глава "; }
.art-body h3 { margin: 36px 0 12px; color: var(--art-paper); font-size: 21px; font-weight: 550; letter-spacing: -0.02em; }
.art-body ul, .art-body ol { margin: 0 0 22px; padding-left: 22px; color: var(--art-muted); }
.art-body li { margin-bottom: 8px; }
.art-body li::marker { color: var(--art-gold); }

/* цитаты из чата — короткие, живые */
.art-body blockquote.art-quote {
  margin: 30px 0;
  padding: 2px 0 2px 24px;
  border-left: 1px solid var(--art-gold);
  color: #f2dfb5;
  font-size: clamp(19px, 1.5vw, 23px);
  font-weight: 470;
  letter-spacing: -0.02em;
  line-height: 1.4;
}
.art-body blockquote.art-quote p { margin: 0; color: inherit; }
.art-body blockquote.art-quote p + p { margin-top: 10px; }

/* промты — технический блок */
.art-body blockquote.art-prompt {
  margin: 30px 0 34px;
  padding: 22px 24px 24px;
  border: 1px solid var(--art-line);
  border-radius: 16px;
  background: var(--art-panel);
  color: var(--art-muted);
  font-family: ui-monospace, "Cascadia Mono", Consolas, Menlo, monospace;
  font-size: 13.5px;
  line-height: 1.62;
  white-space: pre-wrap;
}
.art-body blockquote.art-prompt::before {
  content: "Промт";
  display: block;
  margin-bottom: 12px;
  color: var(--art-gold);
  font-family: "Onest", "Segoe UI", Arial, sans-serif;
  font-size: 11px;
  font-weight: 750;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}
.art-body blockquote.art-prompt p { margin: 0; color: inherit; }
.art-body blockquote.art-prompt p + p { margin-top: 10px; }

/* ремарки */
.art-body p.art-note { padding-left: 20px; border-left: 1px solid var(--art-line); color: var(--art-muted); font-size: 16.5px; }

/* картинки */
.art-fig { margin: 30px 0 34px; }
.art-fig img { width: 100%; height: auto; border: 1px solid var(--art-line); border-radius: 16px; background: #000; }
.art-fig figcaption { margin-top: 12px; color: var(--art-dim); font-size: 13.5px; line-height: 1.5; }

/* таблицы */
.art-table { margin: 26px 0 30px; overflow-x: auto; border: 1px solid var(--art-line); border-radius: 16px; background: rgba(255, 255, 255, 0.012); }
.art-table table { width: 100%; border-collapse: collapse; font-size: 15px; }
.art-table th, .art-table td { padding: 12px 16px; border-bottom: 1px solid var(--art-line-soft); text-align: left; vertical-align: top; }
.art-table th { color: var(--art-gold); font-size: 11px; font-weight: 750; letter-spacing: 0.18em; text-transform: uppercase; }
.art-table td { color: var(--art-muted); }
.art-table tr:last-child td { border-bottom: 0; }

/* ── Финал ── */
.art-finale {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: 44px;
  align-items: center;
  max-width: 900px;
  margin: 120px auto 0;
  padding: 44px 48px;
  border: 1px solid var(--art-line);
  border-radius: 28px;
  background: var(--art-panel);
}
.art-finale img { width: 100%; height: auto; border: 1px solid var(--art-line); border-radius: 18px; }
.art-finale h2 { max-width: none; margin: 0 0 14px; color: var(--art-paper); font-family: "Onest", "Segoe UI", Arial, sans-serif; font-size: clamp(26px, 2.6vw, 34px); font-weight: 470; letter-spacing: -0.03em; line-height: 1.1; }
.art-finale p { margin: 0; color: var(--art-muted); font-size: 16.5px; }
.art-finale .home-primary-action { margin-top: 28px; }
.art-finale .home-text-link { margin-top: 22px; }

/* ── Адаптив ── */
@media (max-width: 780px) {
  .art { padding-top: 110px; }
  .art-toc { padding: 24px 22px 16px; }
  .art-toc ol { columns: 1; }
  .art-body { font-size: 17px; }
  .art-body h2 { margin-top: 64px; padding-top: 26px; }
  .art-body blockquote.art-prompt { padding: 18px 18px 20px; font-size: 12.5px; }
  .art-finale { grid-template-columns: 1fr; gap: 26px; padding: 28px 24px; }
  .art-finale img { max-width: 200px; }
}
@media (prefers-reduced-motion: reduce) {
  .art-page * { transition: none !important; }
}

/* ── Читаемость: ключевые блоки, сворачиваемые промты, портретные кадры ── */
.art-key {
  margin: 30px 0 34px;
  padding: 22px 26px;
  border: 1px solid rgba(217, 174, 96, 0.38);
  border-radius: 16px;
  background: linear-gradient(135deg, rgba(217, 174, 96, 0.08), rgba(217, 174, 96, 0.02));
}
.art-key p { margin: 0; color: var(--art-paper); }
.art-key p + p { margin-top: 12px; }

.art-body details.art-prompt { margin: 30px 0 34px; padding: 0; border: 1px solid var(--art-line); border-radius: 16px; background: var(--art-panel); }
.art-body details.art-prompt::before { display: none; }
.art-body details.art-prompt summary {
  display: flex; gap: 16px; align-items: baseline; justify-content: space-between;
  padding: 16px 24px; cursor: pointer; list-style: none;
  color: var(--art-gold); font-size: 11px; font-weight: 750; letter-spacing: 0.22em; text-transform: uppercase;
}
.art-body details.art-prompt summary::-webkit-details-marker { display: none; }
.art-body details.art-prompt summary em { color: var(--art-dim); font-size: 12px; font-style: normal; font-weight: 500; letter-spacing: 0.02em; text-transform: none; }
.art-body details.art-prompt[open] summary em { color: transparent; }
.art-body details.art-prompt[open] summary em::after { content: "свернуть"; color: var(--art-dim); }
.art-prompt-body {
  padding: 0 24px 24px;
  color: #a9a196;
  font-family: ui-monospace, "Cascadia Mono", Consolas, Menlo, monospace;
  font-size: 13.5px; line-height: 1.62; white-space: pre-wrap;
}
.art-prompt-body p { margin: 0; color: inherit; }
.art-prompt-body p + p { margin-top: 10px; }
.art-body blockquote.art-prompt--short { color: #a9a196; }

.art-fig--portrait { max-width: 340px; margin-left: auto; margin-right: auto; }
.art-fig--pair { max-width: 560px; margin-left: auto; margin-right: auto; }
@media (max-width: 780px) {
  .art-fig--portrait { max-width: 280px; }
  .art-key { padding: 18px 20px; }
}

/* список «В этой статье» в лиде */
.art-lead ul { margin: 6px 0 0; padding-left: 0; list-style: none; }
.art-lead li { position: relative; margin-bottom: 9px; padding-left: 22px; color: var(--art-muted); font-size: 16.5px; line-height: 1.55; }
.art-lead li::before { content: ""; position: absolute; left: 0; top: 0.72em; width: 10px; height: 1px; background: var(--art-gold); }
.art-lead p strong { color: var(--art-paper); font-weight: 650; }

/* кнопка «к содержанию» */
.art-up {
  position: fixed; right: 22px; bottom: 22px; z-index: 15;
  display: inline-flex; gap: 10px; align-items: center;
  padding: 10px 14px 10px 12px;
  border: 1px solid var(--art-line); border-radius: 12px;
  background: rgba(5, 5, 10, 0.72); backdrop-filter: blur(14px);
  color: var(--art-gold-soft); font-size: 12px; font-weight: 650; letter-spacing: 0.04em;
  transition: color 180ms ease, border-color 180ms ease;
}
.art-up:hover { color: var(--art-paper); border-color: rgba(217, 174, 96, 0.5); }
.art-up span:first-child { font-size: 15px; line-height: 1; }
.art-up[hidden] { display: none; }
@media (max-width: 780px) { .art-up { right: 14px; bottom: 14px; } .art-up span:last-child { display: none; } .art-up { padding: 10px 12px; } }

/* фрагменты промтов внутри текста */
.art-body code {
  padding: 1px 7px 2px;
  border: 1px solid var(--art-line-soft);
  border-radius: 6px;
  background: rgba(14, 11, 22, 0.7);
  color: #d8d0c4;
  font-family: ui-monospace, "Cascadia Mono", Consolas, Menlo, monospace;
  font-size: 0.86em;
  white-space: normal;
}
/* цепочки «шаг → шаг» */
.art-chain { color: var(--art-paper); }
.art-chain i { margin: 0 0.35em; color: var(--art-gold); font-style: normal; }

/* длинные цитаты — спокойнее, чем реплики-однострочники */
.art-body blockquote.art-quote--long {
  color: #e6dcc8;
  font-size: 17px;
  font-weight: 450;
  letter-spacing: -0.005em;
  line-height: 1.65;
}

/* боковое меню глав (десктоп ≥ 1240px) */
.art-rail {
  display: none;
  position: fixed;
  top: 128px;
  right: 28px;
  z-index: 10;
  width: 200px;
  max-height: calc(100vh - 160px);
  overflow-y: auto;
  padding-right: 6px;
  scrollbar-width: none;
}
.art-rail::-webkit-scrollbar { display: none; }
.art-rail a {
  display: flex; gap: 12px; align-items: baseline;
  padding: 6px 0 6px 14px;
  border-left: 1px solid var(--art-line-soft);
  color: var(--art-dim);
  font-size: 12.5px; line-height: 1.35;
  transition: color 160ms ease, border-color 160ms ease;
}
.art-rail a span { flex: 0 0 18px; font-size: 10.5px; font-weight: 750; letter-spacing: 0.06em; color: rgba(217, 174, 96, 0.55); }
.art-rail a:hover { color: var(--art-muted); }
.art-rail a.is-active { border-left-color: var(--art-gold); color: var(--art-paper); }
.art-rail a.is-active span { color: var(--art-gold); }
@media (min-width: 1240px) { .art-rail { display: block; } }

@media (max-width: 780px) { .art { padding-bottom: 96px; } .art-finale { margin-top: 80px; } }

/* плашка не липнет к подвалу */
.art-finale { margin-bottom: 40px; }