/* Resources > Blog — Naver archive (nb-*) */

.nb-page {
  --nb-ink: #0a0a0a;
  --nb-muted: #555;
  --nb-soft: #8a8a8a;
  --nb-line: #e5e5e5;
  --nb-wash: #f7f7f7;
  --nb-bg: #fff;
  --nb-ease: cubic-bezier(0.22, 1, 0.36, 1);
  color: var(--nb-ink);
  background: var(--nb-bg);
}

html[data-newon-shell-theme="dark"] .nb-page {
  --nb-ink: #f2f2f2;
  --nb-muted: #a8a8a8;
  --nb-soft: #7a7a7a;
  --nb-line: rgba(255, 255, 255, 0.14);
  --nb-wash: #121212;
  --nb-bg: #0a0a0a;
}

.nb-page :where(h1, h2, h3, p, a, span, time, button) {
  word-break: keep-all;
  overflow-wrap: break-word;
}

.nb-eyebrow {
  margin: 0 0 0.75rem;
  font-size: 0.6875rem;
  font-weight: 650;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--nb-soft);
  line-height: 1.4;
}

.nb-hero {
  padding: clamp(1.75rem, 4vw, 2.75rem) 0 clamp(1.5rem, 3vw, 2.25rem);
  border-bottom: 1px solid var(--nb-line);
}

.nb-hero__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1.25rem 2rem;
}

.nb-hero__copy {
  max-width: 38rem;
}

.nb-hero__title {
  margin: 0 0 0.85rem;
  font-size: clamp(2.15rem, 4.8vw, 3rem);
  font-weight: 720;
  letter-spacing: -0.045em;
  line-height: 1.1;
  color: var(--nb-ink);
}

.nb-hero__lead {
  margin: 0;
  max-width: 34rem;
  font-size: clamp(1.02rem, 1.45vw, 1.1rem);
  line-height: 1.7;
  color: var(--nb-muted);
  white-space: pre-line;
}

.nb-ext {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  font-size: 0.875rem;
  font-weight: 650;
  letter-spacing: -0.01em;
  color: var(--nb-ink);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
  transition: opacity 0.2s var(--nb-ease);
}

.nb-ext:hover,
.nb-ext:focus-visible {
  opacity: 0.55;
  outline: none;
}

.nb-hero__ext {
  flex-shrink: 0;
}

.nb-section {
  padding: clamp(2rem, 4.5vw, 3.25rem) 0 0;
}

.nb-featured {
  margin-bottom: clamp(2.25rem, 4vw, 3.25rem);
}

.nb-list > .nb-featured__card {
  margin-bottom: clamp(1.5rem, 3vw, 2.25rem);
}

.nb-list > .nb-featured__card[hidden],
.nb-list > .nb-featured__card.is-filtered-out {
  display: none !important;
  margin: 0;
}

.nb-eyebrow--inline {
  margin-bottom: 0.35rem;
}

.nb-featured__card {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0;
  border: 1px solid var(--nb-line);
  text-decoration: none;
  color: inherit;
  transition: background 0.2s var(--nb-ease);
}

.nb-featured__card--media {
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
}

.nb-featured__card:hover,
.nb-featured__card:focus-visible {
  background: var(--nb-wash);
  outline: none;
}

.nb-featured__main {
  padding: clamp(1.35rem, 3vw, 2rem);
  display: grid;
  gap: 0.75rem;
  align-content: start;
}

.nb-meta {
  margin: 0;
  font-size: 0.6875rem;
  font-weight: 650;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--nb-soft);
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.45rem;
  align-items: center;
}

.nb-meta__sep {
  opacity: 0.5;
}

.nb-featured__title {
  margin: 0;
  font-size: clamp(1.55rem, 3vw, 2.1rem);
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 1.2;
  color: var(--nb-ink);
  transition: text-decoration-color 0.2s var(--nb-ease);
}

.nb-featured__card:hover .nb-featured__title,
.nb-featured__card:focus-visible .nb-featured__title {
  text-decoration: underline;
  text-underline-offset: 0.18em;
}

.nb-featured__summary {
  margin: 0;
  max-width: 38rem;
  font-size: 1rem;
  line-height: 1.7;
  color: var(--nb-muted);
}

.nb-link {
  margin-top: 0.35rem;
  font-size: 0.9rem;
  font-weight: 650;
  color: var(--nb-ink);
}

.nb-featured__media {
  border-left: 1px solid var(--nb-line);
  min-height: 14rem;
  background: var(--nb-wash);
  overflow: hidden;
}

.nb-featured__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 4 / 3;
}

.nb-latest__label {
  margin: 0.5rem 0 0.25rem;
  padding-top: 0.5rem;
  grid-column: 1 / -1;
}

.nb-list > .nb-row:first-of-type {
  border-top: 1px solid var(--nb-line);
}

.nb-filters {
  display: flex;
  flex-wrap: nowrap;
  gap: 0.15rem 1.15rem;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  margin: 0 0 1.75rem;
  padding: 0 0 0.85rem;
  border-bottom: 1px solid var(--nb-line);
}

.nb-filters::-webkit-scrollbar {
  display: none;
}

.nb-filter {
  appearance: none;
  background: none;
  border: 0;
  border-bottom: 2px solid transparent;
  margin: 0;
  padding: 0.55rem 0 0.65rem;
  font: inherit;
  font-size: 0.8125rem;
  font-weight: 650;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--nb-soft);
  white-space: nowrap;
  cursor: pointer;
  min-height: 44px;
  transition: color 0.2s var(--nb-ease), border-color 0.2s var(--nb-ease);
}

.nb-filter:hover,
.nb-filter:focus-visible {
  color: var(--nb-ink);
  outline: none;
}

.nb-filter.is-active {
  color: var(--nb-ink);
  border-bottom-color: var(--nb-ink);
}

.nb-list {
  display: grid;
}

.nb-row {
  display: grid;
  grid-template-columns: 8.5rem minmax(0, 1fr) auto;
  gap: 1rem 1.5rem;
  align-items: start;
  padding: 1.35rem 0.35rem 1.35rem 0;
  border-bottom: 1px solid var(--nb-line);
  text-decoration: none;
  color: inherit;
  transition: background 0.2s var(--nb-ease), padding-left 0.2s var(--nb-ease);
}

.nb-row--media {
  grid-template-columns: 8.5rem 11.5rem minmax(0, 1fr) auto;
  align-items: center;
}

.nb-row:hover,
.nb-row:focus-visible {
  background: var(--nb-wash);
  padding-left: 0.45rem;
  outline: none;
}

.nb-row__side {
  display: grid;
  gap: 0.35rem;
  padding-top: 0.15rem;
}

.nb-row__cat {
  font-size: 0.6875rem;
  font-weight: 650;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--nb-soft);
}

.nb-row__date {
  font-size: 0.8125rem;
  font-variant-numeric: tabular-nums;
  color: var(--nb-muted);
}

.nb-row__main {
  display: grid;
  gap: 0.4rem;
  min-width: 0;
}

.nb-row__thumb {
  display: block;
  width: 100%;
  overflow: hidden;
  border: 1px solid var(--nb-line);
  background: var(--nb-wash);
  align-self: center;
}

.nb-row__thumb img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  transition: transform 0.35s var(--nb-ease);
}

.nb-row:hover .nb-row__thumb img,
.nb-row:focus-visible .nb-row__thumb img {
  transform: scale(1.03);
}

.nb-row__title {
  font-size: clamp(1.1rem, 1.7vw, 1.3rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.3;
  color: var(--nb-ink);
}

.nb-row:hover .nb-row__title,
.nb-row:focus-visible .nb-row__title {
  text-decoration: underline;
  text-underline-offset: 0.16em;
}

.nb-row__summary {
  font-size: 0.95rem;
  line-height: 1.65;
  color: var(--nb-muted);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.nb-row__src {
  font-size: 0.6875rem;
  font-weight: 650;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--nb-soft);
}

.nb-row__go {
  font-size: 0.875rem;
  font-weight: 650;
  color: var(--nb-ink);
  white-space: nowrap;
  padding-top: 0.2rem;
  transition: transform 0.2s var(--nb-ease);
}

.nb-row:hover .nb-row__go,
.nb-row:focus-visible .nb-row__go {
  transform: translateX(3px);
}

.nb-filter-empty {
  margin: 1.5rem 0 0;
  font-size: 0.95rem;
  color: var(--nb-muted);
}

.nb-filter-empty[hidden],
[data-rs-filter-empty][hidden] {
  display: none !important;
}

.nb-list > .nb-row[hidden],
.nb-list > .nb-row.is-filtered-out {
  display: none !important;
}

.nb-empty {
  padding: 2rem 0 1rem;
  border-top: 1px solid var(--nb-line);
}

.nb-empty__title {
  margin: 0 0 0.5rem;
  font-size: 1.25rem;
  font-weight: 700;
}

.nb-empty__lead {
  margin: 0 0 1.25rem;
  color: var(--nb-muted);
  line-height: 1.65;
}

.nb-cta {
  margin-top: clamp(2.5rem, 5vw, 3.5rem);
  padding: clamp(2rem, 4vw, 2.75rem) 0;
  border-top: 1px solid var(--nb-line);
}

.nb-cta__title {
  margin: 0 0 0.65rem;
  font-size: clamp(1.35rem, 2.5vw, 1.75rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.25;
}

.nb-cta__lead {
  margin: 0 0 1.15rem;
  max-width: 34rem;
  font-size: 1rem;
  line-height: 1.7;
  color: var(--nb-muted);
  white-space: pre-line;
}

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

  .nb-featured__media {
    border-left: 0;
    border-top: 1px solid var(--nb-line);
  }

  .nb-row,
  .nb-row--media {
    grid-template-columns: 7.5rem minmax(0, 1fr);
    gap: 0.75rem 1rem;
    padding: 1.25rem 0;
  }

  .nb-row--media .nb-row__thumb {
    grid-column: 1;
    grid-row: 2;
  }

  .nb-row--media .nb-row__main {
    grid-column: 2;
    grid-row: 2;
  }

  .nb-row__side {
    grid-column: 1 / -1;
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem 0.75rem;
    align-items: center;
  }

  .nb-row__go {
    grid-column: 1 / -1;
    padding-top: 0.15rem;
  }
}

@media (max-width: 640px) {
  .nb-hero__title {
    font-size: clamp(1.95rem, 9vw, 2.45rem);
  }

  .nb-row__summary {
    -webkit-line-clamp: 3;
  }
}