/*
 * KDigital — extensions.css
 * Дополнительные стили поверх прототипа (карусели, мелкие правки, мобильные адаптации каруселей).
 * Подключается ПОСЛЕ components.css/home.css/course.css.
 */

/* ============================================================
 * Карусель спикеров — speakers внутри .carousel__track
 * ============================================================ */
.carousel--speakers .carousel__track .speaker-card {
  flex: 0 0 276px;
  scroll-snap-align: start;
}

/* Карусель кейсов — уже стилизована в components.css (.case-card flex 0 0 340px), оставляем */

/* ============================================================
 * Кнопки prev/next — больше контраста + скрытие на мобильном
 * ============================================================ */
.carousel__btn {
  font-family: var(--ff-display, system-ui);
  font-weight: 700;
  line-height: 1;
  user-select: none;
}
.carousel__btn:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}
.carousel__btn:disabled,
.carousel__btn[aria-disabled="true"] {
  opacity: 0.35;
  cursor: not-allowed;
}
.carousel__btn:disabled:hover,
.carousel__btn[aria-disabled="true"]:hover {
  background: rgba(20,7,50,0.9);
  border-color: var(--brand-line-strong);
}

/* Подсказка-градиент по краям трека — показываем что есть скролл */
.carousel::before,
.carousel::after {
  content: '';
  position: absolute;
  top: 0; bottom: 24px;
  width: 48px;
  pointer-events: none;
  z-index: 1;
}
.carousel::before {
  left: 0;
  background: linear-gradient(to right, var(--brand-bg), transparent);
}
.carousel::after {
  right: 0;
  background: linear-gradient(to left, var(--brand-bg), transparent);
}

/* ============================================================
 * Мобильная адаптация каруселей
 * ============================================================ */
@media (max-width: 768px) {
  .carousel__btn--prev,
  .carousel__btn--next {
    display: none;
  }
  .carousel::before,
  .carousel::after {
    width: 24px;
  }
  .carousel--speakers .carousel__track .speaker-card {
    flex: 0 0 240px;
  }
}

/* ============================================================
 * Footer — социальные иконки SVG
 * ============================================================ */
.footer-social {
  display: flex;
  gap: 10px;
  margin-top: 20px;
}
.footer-social__link {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--brand-surface);
  border: 1px solid var(--brand-line);
  color: var(--text-mute);
  transition: background .25s, border-color .25s, color .25s, transform .25s;
}
.footer-social__link:hover,
.footer-social__link:focus-visible {
  background: var(--primary-soft);
  border-color: var(--primary);
  color: var(--text);
  transform: translateY(-2px);
}
.footer-social__link:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}
.footer-social__link svg {
  width: 18px;
  height: 18px;
  display: block;
}

/* ============================================================
 * Blog — лента и одиночный пост
 * ============================================================ */
.blog-hero { padding-bottom: 0; }
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 24px;
}
.blog-card {
  background: var(--brand-surface);
  border: 1px solid var(--brand-line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform .25s, border-color .25s;
}
.blog-card:hover {
  transform: translateY(-4px);
  border-color: rgba(130,78,249,0.4);
}
.blog-card__link {
  display: block;
  color: inherit;
}
.blog-card__cover {
  aspect-ratio: 16 / 9;
  background:
    linear-gradient(135deg, rgba(130,78,249,0.18), rgba(167,77,206,0.10));
  background-size: cover;
  background-position: center;
}
.blog-card__body {
  padding: 20px 22px 22px;
}
.blog-card__meta {
  display: flex;
  gap: 10px;
  align-items: center;
  color: var(--text-dim);
  font-size: 13px;
  margin-bottom: 12px;
}
.blog-card__cat {
  padding: 2px 10px;
  border-radius: 999px;
  background: var(--primary-soft);
  color: var(--primary-2);
  font-size: 12px;
  font-weight: 600;
}
.blog-card__title {
  font-size: 22px;
  line-height: 1.2;
  letter-spacing: -0.015em;
  margin-bottom: 12px;
}
.blog-card__excerpt {
  color: var(--text-mute);
  font-size: 15px;
  line-height: 1.55;
  margin-bottom: 16px;
}
.blog-card__cta {
  color: var(--primary-2);
  font-family: var(--ff-display);
  font-weight: 600;
  font-size: 14px;
}

.blog-empty {
  text-align: center;
  padding: 48px 0;
}

.blog-single__head .breadcrumbs {
  display: flex;
  gap: 8px;
  color: var(--text-dim);
  font-size: 14px;
  flex-wrap: wrap;
}
.blog-single__head .breadcrumbs a { color: var(--text-mute); }
.blog-single__head .breadcrumbs a:hover { color: var(--text); }
.blog-single__head .breadcrumbs__sep { color: var(--text-faint); }
.blog-single__meta {
  display: flex;
  gap: 12px;
  color: var(--text-dim);
  font-size: 14px;
}
.blog-single__cover {
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  display: block;
}
.blog-single__content {
  color: var(--text);
  font-size: 17px;
  line-height: 1.7;
}
.blog-single__content h2 { margin-top: 40px; margin-bottom: 16px; font-size: 28px; }
.blog-single__content h3 { margin-top: 32px; margin-bottom: 12px; font-size: 22px; }
.blog-single__content p { margin-bottom: 18px; }
.blog-single__content ul,
.blog-single__content ol { margin-bottom: 18px; padding-left: 28px; }
.blog-single__content li { margin-bottom: 6px; color: var(--text); }
.blog-single__content blockquote {
  border-left: 3px solid var(--primary);
  padding: 8px 0 8px 20px;
  margin: 24px 0;
  color: var(--text-mute);
  font-style: italic;
}
.blog-single__content a {
  color: var(--primary-2);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.blog-single__content img {
  border-radius: var(--radius);
  margin: 18px 0;
  max-width: 100%;
  height: auto;
}
.blog-single__content code {
  background: var(--brand-surface);
  padding: 2px 6px;
  border-radius: 6px;
  font-size: 0.92em;
}
.blog-single__content pre {
  background: var(--brand-surface);
  padding: 18px;
  border-radius: var(--radius);
  overflow-x: auto;
  margin: 18px 0;
}

/* ============================================================
 * Reduced motion
 * ============================================================ */
@media (prefers-reduced-motion: reduce) {
  .carousel__track {
    scroll-behavior: auto;
  }
}