.k12-author--alt {
  --k12-author-blue: #20325d;
  --k12-author-blue-deep: #152240;
  --k12-author-orange: #20325d;
  --k12-author-ink: #22304a;
  --k12-author-muted: #5e6d84;
  --k12-author-surface: rgba(255, 255, 255, 0.97);
  --k12-author-surface-alt: #f7f8fc;
  --k12-author-line: rgba(32, 50, 93, 0.1);
  --k12-author-shadow: 0 24px 56px rgba(21, 34, 64, 0.08);
  padding-bottom: clamp(56px, 8vw, 96px);
}

.k12-author--alt::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(circle at top left, rgba(32, 50, 93, 0.05), transparent 24%),
    radial-gradient(circle at top right, rgba(32, 50, 93, 0.07), transparent 28%),
    linear-gradient(180deg, #f6f8fc 0%, #eef3f8 100%);
}

.k12-author--alt .k12-author__hero {
  position: relative;
  margin-bottom: clamp(18px, 2.5vw, 28px);
}

.k12-author--alt .k12-author__hero-banner {
  aspect-ratio: 16 / 2.7;
  max-height: 210px;
  border-radius: 0 0 32px 32px;
  filter: saturate(0.78);
}

.k12-author--alt .k12-author__hero-banner::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(14, 24, 48, 0.22) 0%, rgba(14, 24, 48, 0.4) 100%),
    linear-gradient(90deg, rgba(16, 26, 50, 0.24) 0%, rgba(16, 26, 50, 0.08) 48%);
}

.k12-author--alt .k12-author__meta {
  margin-top: clamp(-48px, -4.4vw, -68px);
}

.k12-author--alt .k12-author__meta-content {
  position: relative;
  max-width: 980px;
  padding: clamp(18px, 2vw, 24px);
  border-radius: 28px;
  box-shadow: 0 18px 38px rgba(21, 34, 64, 0.06);
}

.k12-author--alt .k12-author__meta-content::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.72) 0%, rgba(255, 255, 255, 0.88) 58%, rgba(247, 249, 255, 0.96) 100%);
  z-index: 0;
}

.k12-author--alt .k12-author__avatar,
.k12-author--alt .k12-author__info {
  position: relative;
  z-index: 1;
}

.k12-author--alt .k12-author__avatar-image {
  width: clamp(120px, 13vw, 156px);
  height: clamp(120px, 13vw, 156px);
  border-width: 5px;
  box-shadow: 0 22px 42px rgba(20, 32, 60, 0.16);
}

.k12-author--alt .k12-author__eyebrow {
  margin-bottom: 12px;
}

.k12-author--alt .k12-author__name {
  max-width: 13ch;
  font-size: clamp(2.4rem, 4.8vw, 4.3rem);
  letter-spacing: -0.055em;
  line-height: 0.92;
}

.k12-author--alt .k12-author__tagline {
  max-width: 34rem;
  margin-top: 8px;
  font-size: clamp(1rem, 1.22vw, 1.08rem);
  line-height: 1.48;
  color: rgba(34, 48, 74, 0.92);
}

.k12-author--alt .k12-author__section-nav {
  top: 16px;
  margin-bottom: clamp(28px, 3.4vw, 42px);
}

.k12-author--alt .k12-author__section-nav-inner {
  gap: 8px;
  padding: 10px;
  border-radius: 20px;
}

.k12-author--alt .k12-author__section-nav-link {
  min-height: 42px;
  padding: 0 16px;
  border-radius: 14px;
  font-size: 0.95rem;
  font-weight: 700;
}

.k12-author--alt .k12-author__section-nav-link.is-active,
.k12-author--alt .k12-author__section-nav-link:hover,
.k12-author--alt .k12-author__section-nav-link:focus-visible {
  background: var(--k12-author-blue);
  color: #fff;
  transform: none;
}

.k12-author--alt .k12-author__content-stack {
  gap: clamp(28px, 3.2vw, 46px);
}

.k12-author--alt .k12-author__section,
.k12-author--alt .k12-author__empty-state,
.k12-author--alt .k12-author__owner-note {
  position: relative;
  padding: clamp(24px, 3vw, 36px);
}

.k12-author--alt .k12-author__section::before,
.k12-author--alt .k12-author__empty-state::before,
.k12-author--alt .k12-author__owner-note::before {
  content: "";
  position: absolute;
  top: 0;
  left: clamp(24px, 3vw, 36px);
  width: 72px;
  height: 4px;
  border-radius: 999px;
  background: rgba(32, 50, 93, 0.18);
}

.k12-author--alt .k12-author__section-heading {
  margin-bottom: 22px;
}

.k12-author--alt .k12-author__section-title {
  font-size: clamp(1.7rem, 2.2vw, 2.2rem);
  letter-spacing: -0.03em;
}

.k12-author--alt .k12-author__section-intro {
  display: none;
}

.k12-author--alt .k12-author__about-content {
  font-size: 1.08rem;
  line-height: 1.84;
  max-width: 78ch;
}

.k12-author--alt .k12-author__section--about {
  padding-top: clamp(24px, 3vw, 36px);
}

.k12-author--alt .k12-author__section--about .k12-author__section-heading {
  margin-bottom: 16px;
}

.k12-author--alt .k12-author__section--about .k12-author__section-title {
  font-size: clamp(1.95rem, 2.6vw, 2.6rem);
}

.k12-author--alt .k12-author__section--about .k12-author__about-content {
  max-width: 74ch;
  font-size: 1.12rem;
  line-height: 1.9;
}

.k12-author--alt .k12-author__posts-list {
  gap: 0;
}

.k12-author--alt .k12-author__post-item {
  grid-template-columns: minmax(0, 1fr);
  padding: 10px 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  border-bottom: 1px solid rgba(32, 50, 93, 0.08);
  box-shadow: none;
}

.k12-author--alt .k12-author__post-content {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 2px;
}

.k12-author--alt .k12-author__post-item:first-child {
  padding-top: 0;
}

.k12-author--alt .k12-author__post-item:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.k12-author--alt .k12-author__post-item:hover {
  transform: none;
  box-shadow: none;
}

.k12-author--alt .k12-author__post-title {
  font-size: 1rem;
  line-height: 1.25;
}

.k12-author--alt .k12-author__post-excerpt {
  margin-top: 0;
  font-size: 0.92rem;
  line-height: 1.4;
}

.k12-author--alt .k12-author__post-date {
  margin-top: 3px;
  font-size: 0.78rem;
  letter-spacing: 0.02em;
}

.k12-author--alt .k12-author__cards-grid {
  gap: 18px;
}

.k12-author--alt .k12-author__section--books .k12-author__cards-grid {
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 20px;
}

.k12-author--alt .k12-author__section--projects .k12-author__cards-grid {
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 14px;
}

.k12-author--alt .k12-author__section--projects .k12-author__section-intro {
  max-width: 34rem;
}

.k12-author--alt .k12-author__card {
  border-radius: 22px;
  padding: 20px;
  background: linear-gradient(180deg, #ffffff 0%, #f9fbff 100%);
  box-shadow: 0 14px 34px rgba(21, 34, 64, 0.05);
  overflow: hidden;
}

.k12-author--alt .k12-author__card--featured {
  background:
    radial-gradient(circle at top right, rgba(32, 50, 93, 0.05), transparent 26%),
    linear-gradient(180deg, #ffffff 0%, #f7f9ff 100%);
}

.k12-author--alt .k12-author__section--books .k12-author__card--featured,
.k12-author--alt .k12-author__section--projects .k12-author__card--featured {
  display: flex;
  flex-direction: column;
}

.k12-author--alt .k12-author__featured-badge {
  top: 16px;
  right: 16px;
  min-height: 30px;
  padding: 0 11px;
  background: rgba(32, 50, 93, 0.08);
  color: var(--k12-author-blue);
}

.k12-author--alt .k12-author__card-media {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 180px;
  margin-bottom: 14px;
  padding: 18px;
  border-radius: 18px;
  background:
    linear-gradient(180deg, rgba(246, 248, 252, 0.95) 0%, rgba(238, 243, 248, 0.95) 100%);
  overflow: hidden;
}

.k12-author--alt .k12-author__card-image,
.k12-author--alt .k12-author__card--book .k12-author__card-image {
  width: 100%;
  height: 100%;
  max-width: 100%;
  max-height: 190px;
  object-fit: contain;
  border: 0;
  background: transparent;
}

.k12-author--alt .k12-author__card--book .k12-author__card-media,
.k12-author--alt .k12-author__card--project .k12-author__card-media {
  min-height: 200px;
  padding: 22px;
}

.k12-author--alt .k12-author__section--projects .k12-author__card {
  padding: 16px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.96);
}

.k12-author--alt .k12-author__section--projects .k12-author__card-media {
  min-height: 132px;
  padding: 14px;
  border-radius: 14px;
}

.k12-author--alt .k12-author__section--projects .k12-author__card-title {
  min-height: 2.7em;
  font-size: 1rem;
}

.k12-author--alt .k12-author__section--projects .k12-author__card-description {
  font-size: 0.92rem;
  -webkit-line-clamp: 5;
}

.k12-author--alt .k12-author__section--projects .k12-author__card-actions {
  padding-top: 14px;
}

.k12-author--alt .k12-author__card-content {
  min-height: 0;
}

.k12-author--alt .k12-author__section--books .k12-author__card--featured .k12-author__card-content,
.k12-author--alt .k12-author__section--projects .k12-author__card--featured .k12-author__card-content {
  display: flex;
  flex-direction: column;
}

.k12-author--alt .k12-author__card-title {
  display: -webkit-box;
  min-height: 3em;
  margin-bottom: 10px;
  overflow: hidden;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  font-size: 1.08rem;
  line-height: 1.3;
}

.k12-author--alt .k12-author__card-description {
  display: -webkit-box;
  overflow: hidden;
  -webkit-box-orient: vertical;
  font-size: 0.96rem;
  line-height: 1.62;
  -webkit-line-clamp: 4;
}

.k12-author--alt .k12-author__card-actions {
  margin-top: auto;
  padding-top: 16px;
  gap: 8px;
}

.k12-author--alt .k12-author__social-link,
.k12-author--alt .k12-author__forward-link {
  min-height: 36px;
  padding: 0 11px;
  font-size: 0.9rem;
}

.k12-author--alt .k12-author__email-btn {
  min-height: 40px;
}

.k12-author--alt .k12-author__card-btn {
  min-height: 40px;
  min-width: 92px;
}

.k12-author--alt .k12-author__card-btn--secondary {
  background: #fff;
}

.k12-author--alt .k12-author__forward-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 38px;
  padding: 0 12px;
  border-radius: 999px;
  background: transparent;
  border: 1px solid rgba(32, 50, 93, 0.12);
  color: var(--k12-author-blue);
  text-decoration: none;
  font-weight: 600;
}

.k12-author--alt .k12-author__detail-dialog {
  border-radius: 28px;
}

.k12-author--alt .k12-author__section--articles {
  padding-top: clamp(24px, 3vw, 36px);
}

.k12-author--alt .k12-author__section--articles .k12-author__cards-grid {
  display: block;
}

.k12-author--alt .k12-author__section--articles .k12-author__card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 16px;
  align-items: start;
  padding: 22px 0;
  border: 0;
  border-radius: 0;
  border-top: 1px solid rgba(32, 50, 93, 0.1);
  background: transparent;
  box-shadow: none;
}

.k12-author--alt .k12-author__section--articles .k12-author__card:first-child {
  border-top: 0;
}

.k12-author--alt .k12-author__section--articles .k12-author__card-content {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 8px;
}

.k12-author--alt .k12-author__section--articles .k12-author__card-title {
  min-height: 0;
  margin-bottom: 0;
  font-size: 1.18rem;
}

.k12-author--alt .k12-author__section--articles .k12-author__card-date {
  margin-bottom: 0;
  font-size: 0.84rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.k12-author--alt .k12-author__section--articles .k12-author__card-description {
  font-size: 0.98rem;
  -webkit-line-clamp: 2;
}

.k12-author--alt .k12-author__section--articles .k12-author__card-actions {
  align-self: center;
  margin-top: 0;
  padding-top: 0;
}

.k12-author--alt .k12-author__section--articles .k12-author__featured-badge {
  position: static;
  margin-bottom: 6px;
}

@media (max-width: 820px) {
  .k12-author--alt .k12-author__meta-content {
    grid-template-columns: 1fr;
    justify-items: start;
  }

  .k12-author--alt .k12-author__name {
    max-width: none;
  }

  .k12-author--alt .k12-author__card-media,
  .k12-author--alt .k12-author__card--book .k12-author__card-media,
  .k12-author--alt .k12-author__card--project .k12-author__card-media {
    min-height: 168px;
  }

  .k12-author--alt .k12-author__section--articles .k12-author__card {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .k12-author--alt .k12-author__section--articles .k12-author__card-actions {
    align-self: start;
  }

}

@media (max-width: 640px) {
  .k12-author--alt .k12-author__section-nav-inner {
    border-radius: 18px;
  }

  .k12-author--alt .k12-author__section-nav-link {
    width: 100%;
    justify-content: center;
  }

  .k12-author--alt .k12-author__post-item {
    grid-template-columns: 1fr;
    gap: 0;
  }
}