/* Events — editorial layout, distinct from learning grid */

.events-page,
.event-detail-page {
  --events-accent: var(--theme-teal);
  --events-accent-soft: color-mix(in srgb, var(--theme-teal) 12%, var(--color-bg));
  --events-line: color-mix(in srgb, var(--color-border) 70%, transparent);
}

#main-content:has(.events-page),
#main-content:has(.event-detail-page) {
  background:
    radial-gradient(ellipse 80% 40% at 90% 0%, rgba(var(--rgb-blue), 0.06), transparent 55%),
    radial-gradient(ellipse 60% 35% at 8% 8%, rgba(var(--rgb-green), 0.05), transparent 50%),
    linear-gradient(180deg, var(--events-accent-soft) 0%, var(--color-bg) 18%, var(--color-bg) 100%);
}

.events-page,
.event-detail-page {
  background: transparent;
}

/* —— List —— */
.events-hero {
  padding: 0 0 1.5rem;
}

.events-hero__label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--events-accent);
  margin-bottom: 0.65rem;
}

.events-hero__label::before {
  content: '';
  width: 2rem;
  height: 1px;
  background: var(--events-accent);
  opacity: 0.6;
}

.events-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(1.85rem, 4vw, 2.75rem);
  font-weight: 500;
  line-height: 1.15;
  margin: 0 0 0.65rem;
  max-width: 22ch;
}

.events-hero__lead {
  margin: 0;
  max-width: 42ch;
  color: var(--color-text-soft);
  font-size: 1.05rem;
  line-height: 1.55;
}

.events-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 2rem 0 1.75rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--events-line);
}

.events-filter__link {
  display: inline-block;
  padding: 0.4rem 0.95rem;
  border-radius: 999px;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--color-text-soft);
  text-decoration: none;
  border: 1px solid transparent;
  transition: color 0.15s, background 0.15s, border-color 0.15s;
}

.events-filter__link:hover {
  color: var(--color-text);
  border-color: var(--events-line);
}

.events-filter__link.is-active {
  color: var(--color-surface);
  background: var(--events-accent);
  border-color: var(--events-accent);
}

/* Featured spotlight */
.events-spotlight {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
  gap: clamp(1.25rem, 3vw, 2.5rem);
  align-items: stretch;
  margin-bottom: clamp(2rem, 4vw, 3rem);
  padding-bottom: clamp(2rem, 4vw, 3rem);
  border-bottom: 1px solid var(--events-line);
}

.events-spotlight__media {
  display: block;
  position: relative;
  border-radius: var(--radius-lg, 12px);
  overflow: hidden;
  min-height: 260px;
  background: var(--color-surface);
  box-shadow: var(--color-shadow);
}

.events-spotlight__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  min-height: 260px;
}

.events-spotlight__body {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 0.5rem 0;
}

.events-spotlight__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.65rem 1rem;
  margin-bottom: 0.85rem;
  font-size: 0.88rem;
  color: var(--color-muted);
}

.events-type {
  display: inline-block;
  padding: 0.2rem 0.65rem;
  border-radius: 4px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--events-accent);
  background: var(--events-accent-soft);
}

.events-spotlight h2 {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 2.8vw, 2rem);
  font-weight: 500;
  margin: 0 0 0.75rem;
  line-height: 1.2;
}

.events-spotlight h2 a {
  color: inherit;
  text-decoration: none;
}

.events-spotlight h2 a:hover {
  color: var(--events-accent);
}

.events-spotlight__summary {
  margin: 0 0 1.25rem;
  color: var(--color-text-soft);
  line-height: 1.6;
}

.events-speaker-preview {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 1rem;
  margin-bottom: 1.25rem;
}

.events-speaker-preview__avatars {
  display: flex;
  align-items: center;
}

.events-speaker-preview__avatars img,
.events-speaker-preview__avatars .events-speaker-avatar--ph {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--color-surface);
  margin-inline-start: -10px;
  background: var(--color-accent-soft);
}

.events-speaker-preview__avatars > *:first-child {
  margin-inline-start: 0;
}

.events-speaker-avatar--ph {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--events-accent);
}

.events-speaker-preview__label {
  font-size: 0.85rem;
  color: var(--color-muted);
}

/* Staggered list rows */
.events-feed {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.events-row {
  display: grid;
  grid-template-columns: 200px minmax(0, 1fr);
  gap: clamp(1rem, 2.5vw, 2rem);
  padding: 1.75rem 0;
  border-bottom: 1px solid var(--events-line);
  align-items: start;
}

.events-row:first-child {
  padding-top: 0;
}

.events-row__date {
  font-variant-numeric: tabular-nums;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--events-accent);
  line-height: 1.4;
}

.events-row__date span {
  display: block;
  font-size: 1.65rem;
  font-weight: 500;
  letter-spacing: -0.02em;
  text-transform: none;
  color: var(--color-text);
  margin-top: 0.15rem;
}

.events-row__inner {
  display: grid;
  grid-template-columns: minmax(140px, 220px) minmax(0, 1fr);
  gap: clamp(1rem, 2vw, 1.75rem);
  align-items: start;
}

.events-row__thumb {
  display: block;
  border-radius: 8px;
  overflow: hidden;
  aspect-ratio: 16 / 10;
  background: var(--color-surface);
  box-shadow: var(--color-shadow);
}

.events-row__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.events-row__content h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 500;
  margin: 0.35rem 0 0.5rem;
  line-height: 1.25;
}

.events-row__content h3 a {
  color: inherit;
  text-decoration: none;
}

.events-row__content h3 a:hover {
  color: var(--events-accent);
}

.events-row__content p {
  margin: 0 0 0.65rem;
  color: var(--color-text-soft);
  font-size: 0.95rem;
  line-height: 1.55;
}

.events-row__meta {
  font-size: 0.85rem;
  color: var(--color-muted);
}

.events-past {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--events-line);
}

.events-past h2 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 500;
  margin: 0 0 1.25rem;
  color: var(--color-muted);
}

.events-past__list {
  display: grid;
  gap: 0.75rem;
}

.events-past__item {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.35rem 1rem;
  padding: 0.65rem 0;
  border-bottom: 1px dashed var(--events-line);
  font-size: 0.92rem;
}

.events-past__item a {
  color: var(--color-text);
  text-decoration: none;
  font-weight: 500;
}

.events-past__item a:hover {
  color: var(--events-accent);
}

.events-past__item time {
  color: var(--color-muted);
  font-size: 0.85rem;
}

/* —— Detail —— */
.event-detail-page {
  padding-bottom: 3rem;
}

.event-hero {
  position: relative;
  margin-bottom: clamp(2rem, 4vw, 3rem);
}

.event-hero__image {
  width: 100%;
  max-height: min(52vh, 420px);
  object-fit: cover;
  border-radius: var(--radius-lg, 12px);
  display: block;
  box-shadow: var(--color-shadow-lg);
}

.event-hero__overlay {
  margin-top: -3rem;
  position: relative;
  z-index: 1;
}

.event-hero__card {
  background: var(--color-surface);
  border-radius: var(--radius-lg, 12px);
  padding: clamp(1.25rem, 3vw, 2rem);
  box-shadow: var(--color-shadow-lg);
  border: 1px solid var(--events-line);
  max-width: 52rem;
}

.event-hero__card .events-type {
  margin-bottom: 0.65rem;
}

.event-hero__card h1 {
  font-family: var(--font-display);
  font-size: clamp(1.65rem, 3.5vw, 2.35rem);
  font-weight: 500;
  margin: 0 0 0.5rem;
  line-height: 1.15;
}

.event-hero__card .lead {
  margin: 0 0 1rem;
  color: var(--color-text-soft);
  font-size: 1.05rem;
  line-height: 1.55;
}

.event-meta-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 2rem;
  font-size: 0.9rem;
  color: var(--color-muted);
}

.event-meta-grid dt {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--events-accent);
  margin: 0 0 0.2rem;
}

.event-meta-grid dd {
  margin: 0;
  color: var(--color-text);
  font-weight: 500;
}

.event-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(220px, 280px);
  gap: clamp(2rem, 4vw, 3.5rem);
  align-items: start;
}

.event-main .prose {
  font-size: 1.02rem;
  line-height: 1.7;
}

.event-sidebar {
  position: sticky;
  top: 6rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.event-sidebar__box {
  padding: 1.25rem;
  border-radius: 10px;
  background: var(--color-surface);
  border: 1px solid var(--events-line);
  box-shadow: var(--color-shadow);
}

.event-sidebar__box h2 {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--events-accent);
  margin: 0 0 1rem;
}

.event-speakers {
  margin: 2.5rem 0 0;
  padding-top: 2rem;
  border-top: 1px solid var(--events-line);
}

.event-speakers h2 {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 500;
  margin: 0 0 1.25rem;
}

.event-speakers__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 1.25rem;
}

.event-speaker-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 1.25rem 1rem;
  border-radius: 10px;
  background: var(--color-surface);
  border: 1px solid var(--events-line);
  transition: box-shadow 0.2s, border-color 0.2s;
}

a.event-speaker-card:hover {
  box-shadow: var(--color-shadow);
  border-color: color-mix(in srgb, var(--events-accent) 35%, var(--events-line));
}

.event-speaker-card img,
.event-speaker-card .events-speaker-avatar--ph {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  object-fit: cover;
  margin-bottom: 0.75rem;
}

.event-speaker-card .events-speaker-avatar--ph {
  font-size: 1.5rem;
}

.event-speaker-card__name {
  font-weight: 600;
  font-size: 0.95rem;
  margin: 0 0 0.2rem;
  color: var(--color-text);
}

.event-speaker-card__role {
  font-size: 0.82rem;
  color: var(--color-muted);
  margin: 0;
}

.event-speaker-card__keynote {
  display: inline-block;
  margin-top: 0.5rem;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--theme-green);
}

.event-related {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--events-line);
}

.event-related h2 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 500;
  margin: 0 0 1rem;
}

.event-related__list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1rem;
}

.event-related__card {
  display: block;
  padding: 1rem;
  border-radius: 8px;
  border: 1px solid var(--events-line);
  background: var(--color-surface);
  text-decoration: none;
  color: inherit;
  transition: border-color 0.15s;
}

.event-related__card:hover {
  border-color: var(--events-accent);
}

.event-related__card time {
  display: block;
  font-size: 0.8rem;
  color: var(--color-muted);
  margin-bottom: 0.35rem;
}

.event-related__card strong {
  display: block;
  font-weight: 500;
}

@media (max-width: 900px) {
  .events-spotlight {
    grid-template-columns: 1fr;
  }

  .events-row {
    grid-template-columns: 1fr;
    gap: 0.75rem;
  }

  .events-row__date {
    display: flex;
    align-items: baseline;
    gap: 0.5rem;
  }

  .events-row__date span {
    font-size: 1.1rem;
    margin-top: 0;
  }

  .event-layout {
    grid-template-columns: 1fr;
  }

  .event-sidebar {
    position: static;
    order: -1;
  }

  .event-hero__overlay {
    margin-top: -1.5rem;
  }
}

@media (max-width: 600px) {
  .events-row__inner {
    grid-template-columns: 1fr;
  }
}