/* ── VibeCodeForces — общий стиль внутренних страниц ────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --yellow:  #F5A623;
  --blue:    #2D7DD2;
  --red:     #E03030;
  --bg:      #0D1117;
  --bg2:     #141B25;
  --bg3:     #1B2435;
  --text:    #E8EAF0;
  --muted:   #7A8499;
  --radius:  16px;
}

html { scroll-behavior: smooth; }
body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  overflow-x: hidden;
}
a { color: var(--yellow); text-decoration: none; }
a:hover { text-decoration: underline; }

.vibe  { color: var(--yellow); }
.code  { color: var(--blue);   }
.force { color: var(--red);    }

/* ── NAV ────────────────────────────────────────────────────── */
nav {
  position: sticky; top: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 24px;
  background: rgba(13,17,23,.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,.06);
}
.nav-logo { font-weight: 700; font-size: 1.05rem; letter-spacing: -.02em; color: var(--text); }
.nav-logo:hover { text-decoration: none; }
.nav-links { display: flex; gap: 20px; align-items: center; font-size: .9rem; }
.nav-links a { color: var(--muted); }
.nav-links a:hover { color: var(--text); text-decoration: none; }
.nav-cta {
  background: var(--yellow); color: #0D1117 !important;
  padding: 8px 16px; border-radius: 10px; font-weight: 600; font-size: .875rem;
}
.nav-cta:hover { opacity: .9; text-decoration: none; }
@media (max-width: 700px) { .nav-links a:not(.nav-cta) { display: none; } }

/* ── ARTICLE ────────────────────────────────────────────────── */
.wrap { max-width: 760px; margin: 0 auto; padding: 48px 24px 96px; }

.crumbs { font-size: .82rem; color: var(--muted); margin-bottom: 24px; }
.crumbs a { color: var(--muted); }

h1 {
  font-size: clamp(1.9rem, 5vw, 2.9rem);
  line-height: 1.15; letter-spacing: -.03em;
  margin-bottom: 20px; font-weight: 800;
}
.lead { font-size: 1.15rem; color: #B6BECD; margin-bottom: 32px; }
.meta { font-size: .82rem; color: var(--muted); margin-bottom: 40px;
        padding-bottom: 24px; border-bottom: 1px solid rgba(255,255,255,.08); }

article h2 {
  font-size: clamp(1.35rem, 3.4vw, 1.75rem);
  line-height: 1.25; letter-spacing: -.02em;
  margin: 52px 0 18px; font-weight: 700;
}
article h3 { font-size: 1.12rem; margin: 34px 0 12px; font-weight: 700; }
article p  { margin-bottom: 18px; }
article ul, article ol { margin: 0 0 20px 22px; }
article li { margin-bottom: 9px; }
article strong { color: #fff; }

/* Таблицы */
.table-scroll { overflow-x: auto; margin: 0 0 26px; -webkit-overflow-scrolling: touch; }
table { border-collapse: collapse; width: 100%; font-size: .92rem; min-width: 480px; }
th, td { text-align: left; padding: 11px 14px; border-bottom: 1px solid rgba(255,255,255,.08); vertical-align: top; }
th { color: var(--yellow); font-weight: 600; font-size: .8rem;
     text-transform: uppercase; letter-spacing: .06em; }
tbody tr:hover { background: rgba(255,255,255,.02); }

/* Врезки */
.note {
  background: var(--bg2); border-left: 3px solid var(--blue);
  border-radius: 0 12px 12px 0; padding: 18px 22px; margin: 0 0 26px;
  font-size: .95rem;
}
.note strong { color: var(--blue); }
.warn { border-left-color: var(--red); }
.warn strong { color: var(--red); }

/* Цитата заказчика */
blockquote {
  background: var(--bg2); border-radius: 12px;
  padding: 18px 22px; margin: 0 0 26px;
  border-left: 3px solid var(--yellow);
  font-style: italic; color: #C5CCDA;
}

code {
  background: var(--bg3); padding: 2px 7px; border-radius: 6px;
  font-family: 'SF Mono', Consolas, monospace; font-size: .88em; color: var(--blue);
}
pre {
  background: var(--bg2); border: 1px solid rgba(255,255,255,.07);
  border-radius: 12px; padding: 18px; overflow-x: auto; margin: 0 0 26px;
}
pre code { background: none; padding: 0; color: var(--text); font-size: .85rem; line-height: 1.6; }

/* ── FAQ ────────────────────────────────────────────────────── */
.faq { margin-top: 20px; }
.faq details {
  background: var(--bg2); border: 1px solid rgba(255,255,255,.07);
  border-radius: 12px; padding: 16px 20px; margin-bottom: 10px;
}
.faq summary { cursor: pointer; font-weight: 600; list-style: none; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::before { content: '+ '; color: var(--yellow); font-weight: 700; }
.faq details[open] summary::before { content: '– '; }
.faq details p { margin: 14px 0 0; color: #C5CCDA; font-size: .95rem; }

/* ── CTA ────────────────────────────────────────────────────── */
.cta-box {
  background: linear-gradient(135deg, rgba(245,166,35,.09), rgba(45,125,210,.09));
  border: 1px solid rgba(245,166,35,.22);
  border-radius: var(--radius); padding: 32px; margin: 56px 0 0;
}
.cta-box h2 { margin-top: 0; font-size: 1.4rem; }
.cta-box p { color: #C5CCDA; }
.cta-input-row { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 20px; }
.cta-input {
  flex: 1 1 180px; padding: 13px 16px; border-radius: 12px;
  border: 1px solid rgba(255,255,255,.14); background: rgba(255,255,255,.05);
  color: var(--text); font-size: .95rem; font-family: inherit;
}
.cta-input:focus { outline: none; border-color: var(--yellow); }
.cta-input::placeholder { color: var(--muted); }
.btn-primary {
  background: var(--yellow); color: #0D1117; border: none;
  padding: 13px 26px; border-radius: 12px; font-weight: 700; font-size: .95rem;
  cursor: pointer; font-family: inherit; transition: transform .2s, box-shadow .2s;
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 14px 40px rgba(245,166,35,.35); }
.form-status { font-size: .9rem; min-height: 1.4em; margin-top: 10px; }

.cta-textarea {
  width: 100%; margin-top: 10px; resize: vertical;
  min-height: 76px; line-height: 1.5; font-family: inherit;
}
.cta-actions {
  display: flex; align-items: center; gap: 16px;
  flex-wrap: wrap; margin-top: 12px;
}
.tg-link { font-size: .9rem; color: var(--muted); }
.tg-link:hover { color: var(--yellow); text-decoration: none; }

/* ── Карточки статей ────────────────────────────────────────── */
.card-grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.card {
  background: var(--bg2); border: 1px solid rgba(255,255,255,.07);
  border-radius: var(--radius); padding: 24px;
  transition: transform .25s, border-color .25s;
  display: block; color: inherit;
}
.card:hover { transform: translateY(-4px); border-color: rgba(245,166,35,.35); text-decoration: none; }
.card h3 { margin: 0 0 10px; font-size: 1.05rem; line-height: 1.35; }
.card p  { margin: 0; color: var(--muted); font-size: .9rem; line-height: 1.6; }
.card .tag {
  display: inline-block; font-size: .68rem; letter-spacing: .08em; text-transform: uppercase;
  color: var(--yellow); background: rgba(245,166,35,.1);
  padding: 4px 9px; border-radius: 6px; margin-bottom: 12px; font-weight: 600;
}

/* ── Внутренняя перелинковка ────────────────────────────────── */
.related { margin-top: 56px; padding-top: 28px; border-top: 1px solid rgba(255,255,255,.08); }
.related h2 { font-size: 1.15rem; margin: 0 0 16px; }
.related ul { margin-left: 18px; }
.related li { margin-bottom: 8px; font-size: .95rem; }

/* ── FOOTER ─────────────────────────────────────────────────── */
footer {
  border-top: 1px solid rgba(255,255,255,.07);
  padding: 36px 24px; text-align: center; color: var(--muted); font-size: .85rem;
}
footer a { color: var(--muted); }