/* Masthead, hero, grid, project detail, footer. */

.masthead {
  position: sticky;
  top: 0;
  z-index: 10;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--line-soft);
}
.masthead__inner { display: flex; align-items: center; gap: 1.25rem; min-height: 68px; }

.brand { display: flex; align-items: center; gap: .55rem; text-decoration: none; color: var(--ink); margin-right: auto; }
.brand__mark {
  width: 22px; height: 22px;
  border-radius: 7px;
  background: linear-gradient(135deg, var(--accent) 0%, var(--warm) 100%);
  box-shadow: 0 2px 10px -2px color-mix(in srgb, var(--accent) 60%, transparent);
}
.brand__name { font-family: var(--serif); font-size: 1.5rem; letter-spacing: -.01em; }

.masthead__nav { display: flex; align-items: center; gap: .85rem; }
.nav-link { font-size: .9rem; color: var(--ink-soft); text-decoration: none; }
.nav-link:hover { color: var(--ink); }

.main { padding-block: 2.5rem 4rem; min-height: 60vh; }

/* Hero */

.hero { position: relative; padding: 1rem 0 2.5rem; max-width: 720px; }
.hero::before {
  content: "";
  position: absolute;
  inset: -120px auto auto -180px;
  width: 420px; height: 420px;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, color-mix(in srgb, var(--accent) 22%, transparent), transparent 62%);
  filter: blur(18px);
  pointer-events: none;
  z-index: -1;
}
.hero__eyebrow { font-size: .76rem; font-weight: 600; letter-spacing: .14em; text-transform: uppercase; color: var(--accent); margin-bottom: .6rem; }
.hero__title { font-family: var(--serif); font-weight: 400; font-size: clamp(2.4rem, 5.5vw, 3.6rem); letter-spacing: -.025em; }
.hero__title em { font-style: italic; color: var(--accent); }
.hero__lede { margin-top: .9rem; color: var(--ink-soft); font-size: 1.05rem; }

.page-head { max-width: 640px; margin-bottom: 2rem; }
.page-head__title { font-family: var(--serif); font-weight: 400; font-size: clamp(2rem, 4vw, 2.6rem); }
.page-head__lede { color: var(--ink-soft); margin-top: .4rem; }

.results { font-size: .85rem; color: var(--ink-faint); margin-bottom: .9rem; }

.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(290px, 1fr)); gap: 1.25rem; }

.tagcloud { margin-top: 3rem; padding-top: 2rem; border-top: 1px solid var(--line); }
.tagcloud__title { font-size: .78rem; font-weight: 600; text-transform: uppercase; letter-spacing: .1em; color: var(--ink-faint); margin-bottom: .75rem; }

/* Project detail */

.project__header { max-width: 760px; margin-bottom: 1.75rem; }
.project__title { font-family: var(--serif); font-weight: 400; font-size: clamp(2.2rem, 5vw, 3.2rem); margin: .75rem 0 .35rem; }
.project__period { color: var(--ink-faint); font-size: .92rem; }
.project__actions { display: flex; gap: .6rem; margin-top: 1.1rem; }

.project__cover { margin: 0 0 2rem; border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--line); box-shadow: var(--shadow-md); }
.project__cover img { width: 100%; max-height: 520px; object-fit: cover; }

.project__layout { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 2.5rem; align-items: start; }
.project__aside { position: sticky; top: 92px; }

/* Footer */

.footer { border-top: 1px solid var(--line); background: var(--surface); padding-block: 1.75rem; }
.footer__inner { display: flex; flex-wrap: wrap; gap: .75rem 1.5rem; justify-content: space-between; font-size: .84rem; color: var(--ink-faint); }
.footer p { margin: 0; }
.footer__api a { margin-left: .5rem; }

@media (max-width: 900px) {
  .project__layout { grid-template-columns: 1fr; gap: 2rem; }
  .project__aside { position: static; }
}

@media (max-width: 640px) {
  .masthead__inner { flex-wrap: wrap; gap: .6rem .85rem; padding-block: .75rem; }
  .brand { margin-right: auto; }
  .main { padding-block: 1.75rem 3rem; }
  .facts dd { text-align: left; }
}