/* DevBlog — фирменная палитра Runes & Rails + инженерная чистота: редакционная антиква для заголовков, моно для данных, волосные линии */
:root {
    --db-bg: #0a0e17;
    --db-surface: rgba(26, 42, 58, .38);
    --db-surface-2: rgba(26, 42, 58, .6);
    --db-line: rgba(255, 255, 255, .08);
    --db-line-strong: rgba(212, 175, 55, .28);
    --db-text: #d6dbea;
    --db-dim: #8b91a8;
    --db-gold: var(--primary-gold, #d4af37);
    --db-rune: var(--primary-rune, #8a6dff);
    --db-clay: #e0956b;
    --db-serif: 'Newsreader', 'Cinzel', Georgia, serif;
    --db-mono: 'JetBrains Mono', ui-monospace, 'Cascadia Mono', Consolas, monospace;
}
body { display: block; background: var(--db-bg); }
#main-header { position: sticky; }
html { scroll-behavior: smooth; }
[id^="sec-"] { scroll-margin-top: 84px; }

#db-progress { position: fixed; top: 0; left: 0; height: 2px; width: 0; z-index: 400; background: linear-gradient(90deg, var(--db-rune), var(--db-gold), var(--db-clay)); box-shadow: 0 0 12px rgba(212, 175, 55, .5); }

.db-wrap { max-width: 1180px; margin: 0 auto; padding: 0 1.5rem 5rem; }
.db-mono { font-family: var(--db-mono); }

/* ── Hero ── */
.db-hero { position: relative; padding: 4.5rem 0 2.2rem; }
.db-hero::before {
    content: ''; position: absolute; inset: -2rem -30vw auto; height: 420px; z-index: -1; pointer-events: none;
    background: radial-gradient(520px 260px at 24% 30%, rgba(138, 109, 255, .16), transparent 70%),
                radial-gradient(480px 240px at 70% 10%, rgba(224, 149, 107, .12), transparent 70%);
}
.db-crumbs { font-family: var(--db-mono); font-size: .74rem; letter-spacing: .06em; color: var(--db-dim); margin-bottom: 1.4rem; }
.db-crumbs a { color: var(--db-dim); text-decoration: none; }
.db-crumbs a:hover { color: var(--db-gold); }
.db-eyebrow { display: inline-flex; align-items: center; gap: .6rem; font-family: var(--db-mono); font-size: .74rem; letter-spacing: .12em; text-transform: uppercase; color: var(--db-gold); margin-bottom: 1.1rem; }
.db-eyebrow i { width: 7px; height: 7px; border-radius: 50%; background: var(--db-gold); box-shadow: 0 0 10px var(--db-gold); }
.db-title { font-family: var(--db-serif); font-weight: 500; font-size: clamp(2rem, 4.8vw, 3.5rem); line-height: 1.1; letter-spacing: -.015em; color: #f2f3f8; max-width: 900px; }
.db-lede { margin-top: 1.1rem; max-width: 720px; font-size: 1.08rem; line-height: 1.7; color: #aeb6cc; }
.db-meta { display: flex; flex-wrap: wrap; align-items: center; gap: .5rem 1.2rem; margin-top: 1.4rem; font-family: var(--db-mono); font-size: .78rem; color: var(--db-dim); }
.db-meta span { display: inline-flex; align-items: center; gap: .4rem; }
.db-tags { display: flex; flex-wrap: wrap; gap: .45rem; margin-top: 1.1rem; }
.db-tag { font-family: var(--db-mono); font-size: .72rem; padding: .22rem .65rem; border: 1px solid var(--db-line); border-radius: 999px; color: #b9bfd6; background: rgba(255, 255, 255, .02); }

.db-stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 1px; margin-top: 2.4rem; background: var(--db-line); border: 1px solid var(--db-line); border-radius: 16px; overflow: hidden; }
.db-stat { background: #0d1320; padding: 1.1rem 1.3rem; }
.db-stat b { display: block; font-family: var(--db-mono); font-weight: 600; font-size: 1.45rem; color: #f2f3f8; letter-spacing: -.02em; }
.db-stat b::first-letter { color: var(--db-gold); }
.db-stat span { display: block; margin-top: .25rem; font-size: .78rem; color: var(--db-dim); }

/* ── Макет: колонка текста + липкое содержание ── */
.db-layout { display: grid; grid-template-columns: minmax(0, 1fr) 250px; gap: 3.5rem; align-items: start; margin-top: 2.6rem; padding-top: 2.6rem; border-top: 1px solid var(--db-line); }
.db-toc { position: sticky; top: 88px; max-height: calc(100vh - 110px); overflow: auto; padding-left: 1.1rem; border-left: 1px solid var(--db-line); order: 2; font-size: .84rem; }
.db-toc-title { font-family: var(--db-mono); font-size: .7rem; letter-spacing: .12em; text-transform: uppercase; color: var(--db-dim); margin-bottom: .8rem; }
.db-toc a { display: block; padding: .28rem 0 .28rem .7rem; margin-left: -1.1rem; border-left: 2px solid transparent; color: var(--db-dim); text-decoration: none; line-height: 1.35; transition: color .15s, border-color .15s; }
.db-toc a.sub { padding-left: 1.6rem; font-size: .8rem; opacity: .85; }
.db-toc a:hover { color: #e6e9f5; }
.db-toc a.active { color: var(--db-gold); border-left-color: var(--db-gold); }

/* ── Тело статьи ── */
.db-body { order: 1; min-width: 0; font-size: 1.04rem; line-height: 1.78; color: var(--db-text); }
.db-body > * + * { margin-top: 1.15rem; }
.db-body h2 { font-family: var(--db-serif); font-weight: 500; font-size: clamp(1.55rem, 2.6vw, 2.05rem); line-height: 1.2; color: #f2f3f8; margin-top: 3.2rem; padding-top: 1.6rem; border-top: 1px solid var(--db-line); letter-spacing: -.01em; }
.db-body h2:first-child { margin-top: 0; padding-top: 0; border-top: 0; }
.db-body h3 { font-family: var(--db-serif); font-weight: 500; font-size: 1.32rem; color: #e8eaf4; margin-top: 2.2rem; }
.db-body h2 .db-num, .db-body h3 .db-num { display: inline-block; margin-right: .6rem; font-family: var(--db-mono); font-size: .62em; font-weight: 500; color: var(--db-gold); letter-spacing: .04em; vertical-align: .12em; }
.db-anchor { margin-left: .4rem; font-family: var(--db-mono); font-size: .7em; color: var(--db-dim); text-decoration: none; opacity: 0; transition: opacity .15s; }
.db-body h2:hover .db-anchor, .db-body h3:hover .db-anchor, .db-anchor:focus { opacity: 1; }
.db-body a { color: #b8a6ff; text-decoration: underline; text-decoration-color: rgba(184, 166, 255, .35); text-underline-offset: 3px; }
.db-body a:hover { color: var(--db-gold); text-decoration-color: currentColor; }
.db-body strong { color: #f2f3f8; font-weight: 600; }
.db-body em { color: #c5cbe0; }
.db-body ul, .db-body ol { padding-left: 1.3rem; }
.db-body li { margin: .45rem 0; }
.db-body li::marker { color: var(--db-gold); }
.db-body hr { border: 0; height: 1px; background: linear-gradient(90deg, transparent, var(--db-line-strong), transparent); margin: 2.8rem 0 0; }
.db-body hr + h2 { border-top: 0; padding-top: 0; margin-top: 2rem; }
.db-body code { font-family: var(--db-mono); font-size: .84em; padding: .12em .45em; border-radius: 6px; background: rgba(138, 109, 255, .12); border: 1px solid rgba(138, 109, 255, .22); color: #d9d0ff; }
.db-body pre { margin: 1.3rem 0; padding: 1.1rem 1.3rem; overflow: auto; border-radius: 14px; border: 1px solid var(--db-line); background: #070a12; line-height: 1.55; }
.db-body pre code { padding: 0; border: 0; background: none; color: #cfd6ee; font-size: .88rem; }

.db-body blockquote { margin: 1.5rem 0; padding: 1rem 1.3rem; border: 1px solid var(--db-line-strong); border-left: 3px solid var(--db-gold); border-radius: 12px; background: linear-gradient(135deg, rgba(212, 175, 55, .08), rgba(224, 149, 107, .04)); }
.db-body blockquote p { margin: 0; color: #e7dcc0; }

/* Таблицы: данные, а не оформление */
.db-table { margin: 1.5rem 0; overflow-x: auto; border: 1px solid var(--db-line); border-radius: 14px; background: var(--db-surface); }
.db-table table { width: 100%; border-collapse: collapse; font-size: .9rem; line-height: 1.5; }
.db-table th { position: sticky; top: 0; text-align: left; padding: .7rem 1rem; font-family: var(--db-mono); font-size: .7rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: var(--db-gold); background: rgba(10, 14, 23, .75); border-bottom: 1px solid var(--db-line-strong); white-space: nowrap; }
.db-table td { padding: .65rem 1rem; vertical-align: top; border-bottom: 1px solid var(--db-line); color: #c3c9de; }
.db-table tr:last-child td { border-bottom: 0; }
.db-table tbody tr:hover td { background: rgba(255, 255, 255, .02); }
.db-table td:first-child { color: #eceef7; }

/* Фигуры: график как первоклассный объект */
.db-fig { margin: 1.8rem 0; }
.db-fig img { display: block; width: 100%; height: auto; border-radius: 14px; border: 1px solid var(--db-line); background: #fff; cursor: zoom-in; transition: border-color .2s, transform .25s; }
.db-fig img:hover { border-color: var(--db-line-strong); }
.db-fig figcaption { margin-top: .6rem; font-family: var(--db-mono); font-size: .74rem; letter-spacing: .02em; color: var(--db-dim); }
.db-fig figcaption::before { content: '▸ '; color: var(--db-gold); }
.db-lightbox { position: fixed; inset: 0; z-index: 500; display: flex; align-items: center; justify-content: center; padding: 2rem; background: rgba(5, 7, 12, .88); backdrop-filter: blur(8px); cursor: zoom-out; opacity: 0; transition: opacity .2s; }
.db-lightbox.show { opacity: 1; }
.db-lightbox img { max-width: min(1400px, 100%); max-height: 100%; border-radius: 12px; background: #fff; box-shadow: 0 30px 90px rgba(0, 0, 0, .6); }

/* Аккордеон */
.db-details { border: 1px solid var(--db-line); border-radius: 14px; background: var(--db-surface); overflow: hidden; }
.db-details summary { cursor: pointer; list-style: none; padding: .95rem 1.2rem; font-family: var(--db-mono); font-size: .82rem; color: #e6e9f5; display: flex; align-items: center; gap: .7rem; }
.db-details summary::-webkit-details-marker { display: none; }
.db-details summary::before { content: '＋'; color: var(--db-gold); font-size: 1rem; transition: transform .2s; }
.db-details[open] summary::before { content: '－'; }
.db-details[open] summary { border-bottom: 1px solid var(--db-line); }
.db-details-body { padding: 0 1rem 1rem; }
.db-details-body .db-table { margin: 1rem 0 0; }

/* ── Подвал статьи: лайк, поделиться, CTA ── */
.db-foot { margin-top: 2.6rem; }
.db-share { display: flex; flex-wrap: wrap; align-items: center; gap: .6rem; margin-top: 1.1rem; padding-top: 1.3rem; border-top: 1px solid var(--db-line); }
.db-share .lbl { font-family: var(--db-mono); font-size: .72rem; letter-spacing: .1em; text-transform: uppercase; color: var(--db-dim); margin-right: .4rem; }
.db-share a, .db-share button {
    display: inline-flex; align-items: center; gap: .5rem; padding: .5rem .9rem; border-radius: 10px; cursor: pointer; font: inherit; font-size: .85rem;
    color: #c3c9de; text-decoration: none; background: rgba(26, 42, 58, .55); border: 1px solid rgba(212, 175, 55, .18); transition: .2s;
}
.db-share a:hover, .db-share button:hover { color: var(--db-gold); border-color: rgba(212, 175, 55, .5); transform: translateY(-1px); }
.db-share .back { margin-left: auto; border-color: var(--db-line); color: var(--db-dim); }
.db-cta { margin-top: 3rem; padding: 2rem; border-radius: 18px; text-align: center; border: 1px solid rgba(138, 109, 255, .28); background: linear-gradient(135deg, rgba(138, 109, 255, .1), rgba(212, 175, 55, .06)); }
.db-cta h3 { font-family: var(--db-serif); font-weight: 500; font-size: 1.6rem; color: var(--db-gold); margin: 0 0 .5rem; }
.db-cta p { color: #aeb6cc; margin: 0 auto 1.2rem; max-width: 520px; }
.db-cta a { display: inline-flex; align-items: center; gap: .55rem; padding: .8rem 1.5rem; border-radius: 999px; font-weight: 600; text-decoration: none; margin: .25rem; }
.db-cta .p { background: linear-gradient(135deg, var(--db-rune), #5d42f5); color: #fff; box-shadow: 0 8px 24px rgba(93, 66, 245, .4); }
.db-cta .g { background: linear-gradient(135deg, var(--db-gold), #b8860b); color: #1a1300; }

/* Лайк/комментарии (общие стили article_engagement.css) вписываем в колонку */
.db-body-col { min-width: 0; }
.db-engage { max-width: 760px; }

/* ── Индекс ── */
.db-index-hero { padding: 4.5rem 0 1.5rem; }
.db-index-hero h1 { font-family: var(--db-serif); font-weight: 500; font-size: clamp(2.2rem, 5vw, 3.6rem); color: #f2f3f8; letter-spacing: -.02em; line-height: 1.05; }
.db-index-hero h1 em { font-style: normal; color: var(--db-gold); }
.db-index-hero p { max-width: 640px; margin-top: 1rem; color: #aeb6cc; font-size: 1.05rem; line-height: 1.7; }
.db-card { display: grid; grid-template-columns: 1.05fr 1fr; gap: 0; margin-top: 2rem; border: 1px solid var(--db-line); border-radius: 20px; overflow: hidden; background: var(--db-surface); text-decoration: none; color: inherit; transition: border-color .25s, transform .25s, box-shadow .25s; }
.db-card:hover { border-color: var(--db-line-strong); transform: translateY(-3px); box-shadow: 0 24px 60px rgba(0, 0, 0, .35); }
.db-card-cover { position: relative; min-height: 280px; background: #fff; overflow: hidden; }
.db-card-cover img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: left top; transition: transform .5s; }
.db-card:hover .db-card-cover img { transform: scale(1.03); }
.db-card-body { padding: 1.9rem 2rem; display: flex; flex-direction: column; gap: .8rem; }
.db-card-body h2 { font-family: var(--db-serif); font-weight: 500; font-size: 1.75rem; line-height: 1.18; color: #f2f3f8; margin: 0; }
.db-card-body p { color: #aeb6cc; line-height: 1.65; margin: 0; font-size: .97rem; }
.db-card-more { margin-top: auto; font-family: var(--db-mono); font-size: .8rem; color: var(--db-gold); }

@media (max-width: 1000px) {
    .db-layout { grid-template-columns: 1fr; gap: 1.5rem; }
    .db-toc { position: static; max-height: none; order: 0; padding: 1rem 1.2rem; border: 1px solid var(--db-line); border-radius: 14px; background: var(--db-surface); }
    .db-toc a, .db-toc a.sub { margin-left: 0; }
    .db-card { grid-template-columns: 1fr; }
    .db-card-cover { min-height: 200px; }
}
@media (max-width: 600px) {
    .db-wrap { padding: 0 1.1rem 4rem; }
    .db-hero { padding-top: 3.4rem; }
    .db-body { font-size: 1rem; }
    .db-table th, .db-table td { padding: .55rem .7rem; font-size: .84rem; }
    .db-share .back { margin-left: 0; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } .db-card, .db-card-cover img { transition: none; } }