.feature-page .desktop-nav a[aria-current="page"] { color: var(--accent); }
.breadcrumbs { padding-top: 28px; color: var(--secondary); font-size: 12px; }
.breadcrumbs ol { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; padding: 0; margin: 0; }
.breadcrumbs li + li::before { content: "/"; margin-right: 8px; color: #8ba49d; }
.breadcrumbs a:hover { color: var(--accent); }
.topic-hero { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr); align-items: center; gap: 72px; padding-block: 60px 72px; }
.topic-hero h1, html[lang="ru"] .topic-hero h1 { font-size: clamp(42px, 5.5vw, 68px); line-height: 1.12; letter-spacing: -.055em; margin-block: 20px 24px; }
.topic-intro { max-width: 600px; font-size: 17px; line-height: 1.85; color: var(--secondary); }
.topic-hero .hero-actions { justify-content: flex-start; margin-bottom: 18px; }
.topic-hero .platforms { justify-content: flex-start; }
.topic-visual { display: grid; place-items: center; padding: 32px; border-radius: 48px; background: radial-gradient(ellipse, #d5ebe2, #e7e8f040 70%, transparent); }
.topic-visual .phone-frame { width: min(100%, 260px); }
.topic-visual .watch-frame { position: relative; inset: auto; width: min(100%, 220px); }
.topic-visual .watch-frame img { height: auto; }
.topic-highlights { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; margin-bottom: 72px; }
.topic-highlight { border-radius: 24px; padding: 28px; }
.topic-highlight h2 { font-size: 22px; line-height: 1.35; letter-spacing: -.025em; margin: 0 0 12px; }
.topic-highlight p { font-size: 14px; color: var(--secondary); line-height: 1.85; }
.topic-content { max-width: 800px; margin-inline: auto; }
.topic-section { padding-block: 36px; border-top: 1px solid var(--rule); scroll-margin-top: 110px; }
.topic-section h2 { font-size: clamp(28px, 3.5vw, 38px); line-height: 1.25; margin: 0 0 22px; }
.topic-section p, .topic-section li { font-size: 16px; line-height: 1.9; color: var(--secondary); }
.topic-section p + p { margin-top: 16px; }
.topic-section ol, .topic-section ul { padding-left: 24px; margin-block: 18px 0; }
.topic-section li + li { margin-top: 12px; }
.topic-section a { color: var(--accent-dark); text-decoration: underline; text-underline-offset: 4px; }
.topic-note { padding: 26px 30px; border-radius: 24px; margin-top: 24px; }
.topic-related { padding-block: 60px; }
.topic-related h2 { font-size: 32px; text-align: center; margin-bottom: 28px; }
.topic-related-links { display: flex; justify-content: center; flex-wrap: wrap; gap: 16px 28px; }
.topic-related-links .text-link { margin: 0; }
.topic-closing { text-align: center; padding: 52px 28px; border-radius: 32px; margin-bottom: 60px; }
.topic-closing h2 { font-size: clamp(30px, 4vw, 44px); margin: 0 0 22px; }
.topic-closing p { color: var(--secondary); max-width: 600px; margin: 0 auto 28px; }
@media(prefers-color-scheme: dark) {
  .breadcrumbs li + li::before { color: var(--secondary); }
  .topic-visual { background: radial-gradient(ellipse, #294c3d, #34344940 70%, transparent); }
}
@media(max-width: 1000px) {
  .topic-hero { gap: 30px; }
  .topic-visual { padding: 20px; }
  .topic-highlight { padding: 24px; }
}
@media(max-width: 760px) {
  .topic-hero { grid-template-columns: minmax(0, 1fr); gap: 26px; padding-block: 38px 48px; }
  .topic-hero h1, html[lang="ru"] .topic-hero h1 { font-size: clamp(38px, 8vw, 58px); }
  .topic-intro { font-size: 15px; }
  .topic-visual { padding: 24px; }
  .topic-visual .phone-frame { width: 220px; }
  .topic-visual .watch-frame { width: 180px; }
  .topic-highlights { grid-template-columns: minmax(0, 1fr); margin-bottom: 36px; gap: 14px; }
  .topic-highlight { padding: 24px; }
  .topic-section { padding-block: 28px; }
  .topic-section p, .topic-section li { font-size: 14px; }
  .topic-note { padding: 24px; }
  .topic-related { padding-block: 40px; }
  .topic-closing { padding: 36px 24px; }
}