/**
 * Author archive pages (/learn/author/:slug/)
 */

.author-page {
  padding-top: 7rem;
}

/* Breadcrumbs */
.breadcrumbs {
  padding: 1.5rem 0 0.5rem;
}

.breadcrumbs__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 0.9rem;
}

.breadcrumbs__item:not(:last-child)::after {
  content: '/';
  margin-left: 0.5rem;
  color: var(--learn-text-secondary, #b0b0b0);
  opacity: 0.6;
}

.breadcrumbs__item a {
  color: var(--learn-text-secondary, #b0b0b0);
  text-decoration: none;
  transition: color 0.2s ease;
}

.breadcrumbs__item a:hover {
  color: var(--learn-text-primary, #fff);
}

.breadcrumbs__item[aria-current='page'] {
  color: var(--learn-text-primary, #fff);
}

/* Author profile block — use <section>, not <header> (header.css targets all <header> elements) */
.author-header {
  padding: 2rem;
}

.author-header__content {
  display: flex;
  flex-wrap: wrap;
  gap: 2.5rem;
  align-items: flex-start;
}

.author-header__image {
  flex-shrink: 0;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  overflow: hidden;
  border: 2px solid var(--learn-border, rgba(255, 255, 255, 0.08));
  box-shadow: var(--learn-shadow, 0 20px 60px rgba(0, 0, 0, 0.4));
}

.author-header__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.author-header__info {
  flex: 1;
  min-width: 260px;
}

.author-header__name {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 400;
  color: var(--learn-text-primary, #fff);
  margin: 0 0 0.5rem;
}

.author-header__title {
  font-size: 1.1rem;
  color: var(--learn-gradient-mid, #6a9fff);
  margin: 0 0 1rem;
}

.author-header__bio {
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--learn-text-secondary, #b0b0b0);
  margin: 0 0 1.5rem;
  max-width: 640px;
}

.author-header__expertise {
  margin-bottom: 1.5rem;
  color: var(--learn-text-secondary, #b0b0b0);
}

.author-header__expertise strong {
  display: block;
  color: var(--learn-text-primary, #fff);
  margin-bottom: 0.5rem;
}

.author-header__expertise-list {
  margin: 0;
  padding-left: 1.25rem;
}

.author-header__social {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.social-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1rem;
  border-radius: 999px;
  border: 1px solid var(--learn-border, rgba(255, 255, 255, 0.08));
  background: var(--learn-glass-bg, rgba(26, 26, 26, 0.7));
  color: var(--learn-text-primary, #fff);
  font-size: 0.875rem;
  text-decoration: none;
  transition: border-color 0.2s ease, background 0.2s ease;
}

.social-btn:hover {
  border-color: var(--learn-hover-border, rgba(255, 255, 255, 0.15));
}

.author-header__stats .stat__value {
  display: block;
  font-size: 2rem;
  font-weight: 500;
  color: var(--learn-text-primary, #fff);
}

.author-header__stats .stat__label {
  font-size: 0.9rem;
  color: var(--learn-text-secondary, #b0b0b0);
}

/* Posts grid — reduce top padding from default learn-grid (6rem) */
.learn-grid.author-posts {
  padding: 0 0 2rem;
}

/* Posts section title when using learn-grid */
.author-posts .learn-grid__title {
  text-align: left;
  font-size: clamp(1.75rem, 3vw, 2.5rem);
}

/* Other authors */
.other-authors {
  padding: 4rem 0;
  background: var(--learn-bg-secondary, #111a2b);
}

.other-authors__title {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 400;
  color: var(--learn-text-primary, #fff);
  margin: 0 0 2rem;
  text-align: center;
}

.other-authors__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
}

.author-card {
  display: flex;
  gap: 1rem;
  padding: 1.5rem;
  border-radius: 24px;
  background: var(--learn-card-bg, rgba(26, 26, 26, 0.6));
  border: 1px solid var(--learn-border, rgba(255, 255, 255, 0.08));
  text-decoration: none;
  color: inherit;
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.author-card:hover {
  border-color: var(--learn-hover-border, rgba(255, 255, 255, 0.15));
  transform: translateY(-2px);
}

.author-card__image {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
}

.author-card__name {
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--learn-text-primary, #fff);
  margin: 0 0 0.25rem;
}

.author-card__title {
  font-size: 0.85rem;
  color: var(--learn-gradient-mid, #6a9fff);
  margin: 0 0 0.5rem;
}

.author-card__bio {
  font-size: 0.875rem;
  color: var(--learn-text-secondary, #b0b0b0);
  margin: 0 0 0.5rem;
  line-height: 1.5;
}

.author-card__count {
  font-size: 0.8rem;
  color: var(--learn-text-secondary, #b0b0b0);
}

/* Newsletter CTA */
.author-newsletter {
  padding: 4rem 0 6rem;
}

.newsletter-card {
  max-width: 640px;
  margin: 0 auto;
  padding: 2.5rem;
  border-radius: 36px;
  background: var(--learn-glass-bg, rgba(26, 26, 26, 0.7));
  border: 1px solid var(--learn-border, rgba(255, 255, 255, 0.08));
  text-align: center;
}

.newsletter-card__title {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 400;
  color: var(--learn-text-primary, #fff);
  margin: 0 0 1rem;
}

.newsletter-card__description {
  color: var(--learn-text-secondary, #b0b0b0);
  line-height: 1.6;
  margin: 0 0 1.5rem;
}

.newsletter-card__form {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
}

.newsletter-card__input {
  flex: 1;
  min-width: 200px;
  padding: 0.85rem 1.25rem;
  border-radius: 999px;
  border: 1px solid var(--learn-border, rgba(255, 255, 255, 0.08));
  background: rgba(0, 0, 0, 0.3);
  color: var(--learn-text-primary, #fff);
  font-size: 1rem;
}

.newsletter-card__input::placeholder {
  color: var(--learn-text-secondary, #b0b0b0);
}

.newsletter-card__submit {
  padding: 0.85rem 1.75rem;
  border-radius: 999px;
  border: none;
  background: linear-gradient(
    135deg,
    var(--learn-gradient-start, #558fff),
    var(--learn-gradient-end, #7ee4b3)
  );
  color: #0c1321;
  font-weight: 600;
  cursor: pointer;
  transition: opacity 0.2s ease;
}

.newsletter-card__submit:hover {
  opacity: 0.9;
}

/* Empty state */
.author-empty {
  padding: 4rem 0;
}

.empty-state {
  text-align: center;
  padding: 3rem 2rem;
  color: var(--learn-text-secondary, #b0b0b0);
}

.empty-state svg {
  margin: 0 auto 1.5rem;
  opacity: 0.5;
}

.empty-state__title {
  font-size: 1.5rem;
  color: var(--learn-text-primary, #fff);
  margin: 0 0 0.75rem;
}

.empty-state__description {
  margin: 0 0 1.5rem;
  max-width: 400px;
  margin-left: auto;
  margin-right: auto;
}

.empty-state .btn--primary {
  display: inline-block;
  padding: 0.85rem 1.75rem;
  border-radius: 999px;
  background: linear-gradient(
    135deg,
    var(--learn-gradient-start, #558fff),
    var(--learn-gradient-end, #7ee4b3)
  );
  color: #0c1321;
  font-weight: 600;
  text-decoration: none;
}

@media (max-width: 768px) {
  .author-page {
    padding-top: 5.5rem;
  }

  .author-header__content {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .author-header__bio,
  .author-header__expertise {
    margin-left: auto;
    margin-right: auto;
  }

  .author-header__social {
    justify-content: center;
  }

  .newsletter-card__form {
    flex-direction: column;
  }

  .newsletter-card__input,
  .newsletter-card__submit {
    width: 100%;
  }
}