/* ==========================================================================
   Buttons
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.7rem 1.35rem;
  border-radius: var(--radius);
  font-size: 0.88rem;
  font-weight: 600;
  text-decoration: none;
  border: 1px solid var(--ink);
  transition: background-color 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

.btn--primary {
  background: var(--ink);
  color: var(--bg);
}

.btn--primary:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-ink);
}

.btn--ghost {
  background: transparent;
  color: var(--ink);
}

.btn--ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* ==========================================================================
   Tags / category pills
   ========================================================================== */

.tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4em;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--tag-color, var(--accent));
}

.tag::before {
  content: "";
  width: 0.45em;
  height: 0.45em;
  border-radius: 50%;
  background: var(--tag-color, var(--accent));
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem 1rem;
}

/* ==========================================================================
   Cards
   ========================================================================== */

.card {
  display: block;
  text-decoration: none;
  color: inherit;
}

.card__media {
  aspect-ratio: 4 / 3;
  background: var(--bg-alt);
  border-radius: var(--radius);
  overflow: hidden;
  position: relative;
}

.card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.card:hover .card__media img {
  transform: scale(1.035);
}

.card__media--empty {
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-style: italic;
  color: var(--ink-muted);
  font-size: 1.1rem;
}

.card__eyebrow {
  margin-top: 1rem;
}

.card__title {
  margin-top: 0.4rem;
  font-family: var(--font-display);
  font-size: 1.3rem;
}

.card:hover .card__title {
  color: var(--accent);
}

.card__desc {
  margin-top: 0.4rem;
  font-family: var(--font-serif);
  color: var(--ink-muted);
  font-size: 0.98rem;
}

/* the "featured" wide card only makes sense once the grid is actually
   multi-column — below that it's just a randomly taller card in a stack */
@media (min-width: 640px) {
  .grid--projects > .card:nth-child(3n + 1) .card__media {
    aspect-ratio: 16 / 10;
  }
}

/* ==========================================================================
   Notification banner
   ========================================================================== */

.notice-banner {
  background: var(--ink);
  color: var(--bg);
}

.notice-banner__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.7rem var(--gutter);
  max-width: 72rem;
  margin: 0 auto;
  font-size: 0.85rem;
}

.notice-banner__inner > span {
  min-width: 0;
}

.notice-banner a {
  color: var(--bg);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.notice-banner__type {
  display: inline-block;
  width: 0.5em;
  height: 0.5em;
  border-radius: 50%;
  margin-right: 0.6em;
  background: var(--accent);
}

.notice-banner[data-type="warning"] .notice-banner__type {
  background: #d99a2b;
}

.notice-banner[data-type="success"] .notice-banner__type {
  background: #6a9c5c;
}

.notice-banner__close {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 2rem;
  height: 2rem;
  margin: -0.5rem -0.25rem -0.5rem 0;
  font-size: 1rem;
  line-height: 1;
  opacity: 0.7;
}

.notice-banner__close:hover {
  opacity: 1;
}

/* ==========================================================================
   About page
   ========================================================================== */

.colophon {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px dashed var(--rule);
  font-size: 0.85rem;
  color: var(--ink-muted);
  max-width: var(--measure);
}

/* ==========================================================================
   Figures inside posts (imported Naver posts use <figure>, some with a
   row of images)
   ========================================================================== */

.article-body figure img {
  max-height: 80vh;
  width: auto;
}

.article-body .image-strip {
  display: flex;
  gap: 0.5rem;
}

.article-body .image-strip img {
  flex: 1 1 0;
  min-width: 0;
  max-height: none;
  object-fit: cover;
}

/* About: update log (_data/changelog.yml) */
.changelog {
  margin-top: 3.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--rule);
}

.changelog__title {
  margin: 0 0 1.5rem;
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 600;
}

.changelog__list,
.changelog__list ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.changelog__entry {
  display: grid;
  grid-template-columns: 6.5rem minmax(0, 1fr);
  gap: 1rem;
  padding: 1rem 0;
  border-bottom: 1px dashed var(--rule);
}

.changelog__date {
  font: 500 0.85rem var(--font-sans);
  font-variant-numeric: tabular-nums;
  color: var(--ink-muted);
  padding-top: 0.15rem;
}

.changelog__name {
  margin: 0 0 0.4rem;
  font-size: 1.05rem;
  font-weight: 600;
}

.changelog__list ul li {
  position: relative;
  margin: 0.25rem 0;
  padding-left: 1rem;
  font-size: 0.95rem;
  line-height: 1.55;
  color: var(--ink-muted);
}

.changelog__list ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 0.35rem;
  height: 0.35rem;
  border-radius: 50%;
  background: var(--accent);
}

@media (max-width: 560px) {
  .changelog__entry {
    grid-template-columns: 1fr;
    gap: 0.3rem;
  }
}