/* Bigelow Inventions — page layout on top of styles.css (Organic tokens). */
:root { --edge: clamp(20px, 5vw, 72px); --leading: 28px; }
html { scroll-behavior: smooth; }
body { text-wrap: pretty; overflow-x: clip; font-size: 17px; line-height: var(--leading); }
.wrap { max-width: 1040px; margin: 0 auto; padding: 0 var(--edge); }
a:hover { color: var(--color-accent-700); }

/* masthead */
.nav { padding-inline: max(var(--edge), calc((100% - 1040px) / 2 + var(--edge))); }
.nav-brand { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; color: var(--color-text); }
.nav-brand img { width: 44px; height: 44px; border-radius: 50%; mix-blend-mode: multiply; }
.nav .links { margin-left: auto; display: flex; gap: var(--space-6); align-items: center; }
.nav .links a { color: var(--color-text); text-decoration: none; font-weight: 600; font-size: 15px; white-space: nowrap; }
.nav .links a:hover { color: var(--color-accent-700); }
@media (max-width: 560px) { .nav .links a:not(.btn) { display: none; } }

.kicker { display: block; font-size: 13px; line-height: 14px; letter-spacing: 0.06em; text-transform: uppercase;
  font-weight: 600; color: var(--color-accent-700); margin: 0 0 14px; }

/* hero: the airship logo sits in a big sage circle that rises past the page edge */
.hero { position: relative; display: grid; grid-template-columns: minmax(0, 1fr) minmax(280px, 420px);
  gap: var(--leading) clamp(24px, 5vw, 80px); align-items: center;
  padding: calc(3 * var(--leading)) 0 calc(2.5 * var(--leading)); }
.hero .display { font-family: var(--font-heading); font-weight: 400; margin: 0 0 var(--leading) -0.028em;
  font-size: clamp(40px, 5.6vw, 68px); line-height: 1.08; letter-spacing: 0; }
.hero .display .line { display: block; }
.hero .sub { max-width: 46ch; margin: 0 0 var(--leading); color: color-mix(in srgb, var(--color-text) 82%, transparent); }
.hero .row { display: flex; gap: var(--space-3); flex-wrap: wrap; }
.crest { position: relative; aspect-ratio: 1; border-radius: 50%; background: #fff;
  display: grid; place-items: center; overflow: hidden; }
.crest img { width: 86%; height: 86%; object-fit: contain; }
@media (max-width: 760px) {
  .hero { grid-template-columns: 1fr; padding-top: var(--leading); }
  .crest { width: min(320px, 78vw); order: -1; }
}

/* app grid */
.apps { padding: calc(2 * var(--leading)) 0 calc(3 * var(--leading)); }
.apps h2 { font-size: 32px; margin: 0 0 var(--leading); }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: var(--space-4); }
.app { display: flex; flex-direction: column; gap: var(--space-3); padding: var(--space-4); text-decoration: none;
  color: var(--color-text); background: var(--color-surface); border-radius: var(--radius-lg);
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease; }
.app:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); background: var(--color-neutral-100); color: var(--color-text); }
.app:active { transform: translateY(0); box-shadow: var(--shadow-sm); }
.app .icon { width: 84px; height: 84px; border-radius: 26px; overflow: hidden; box-shadow: var(--shadow-sm); background: var(--color-neutral-200); }
.app .icon img { width: 100%; height: 100%; object-fit: cover; display: block; }
.app .name { font-family: var(--font-heading); font-size: 20px; line-height: 1.2; }
.app .blurb { font-size: 14.5px; line-height: 22px; color: color-mix(in srgb, var(--color-text) 72%, transparent); margin: 0; flex: 1; }
.app .go { font-size: 13px; font-weight: 600; color: var(--color-accent-700); display: inline-flex; align-items: center; gap: 6px; }
.app .go svg { transition: transform .18s ease; }
.app:hover .go svg { transform: translateX(3px); }

/* about band */
.about { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: var(--leading) clamp(24px, 5vw, 80px);
  padding: 0 0 calc(3 * var(--leading)); align-items: start; }
.about h2 { font-size: 32px; margin: 0; }
.about p { color: color-mix(in srgb, var(--color-text) 82%, transparent); max-width: 52ch; }
@media (max-width: 760px) { .about { grid-template-columns: 1fr; } }

/* article pages */
.doc { max-width: 68ch; padding: calc(2.5 * var(--leading)) 0 calc(2 * var(--leading)); }
.doc h1 { font-size: clamp(36px, 5vw, 52px); line-height: 1.08; margin: 0 0 var(--space-4) -0.028em; }
.doc .lede { color: color-mix(in srgb, var(--color-text) 72%, transparent); margin: 0 0 calc(2 * var(--leading)); }
.doc h2 { font-size: 28px; margin: calc(1.5 * var(--leading)) 0 var(--space-3); }
.doc .tags { display: flex; gap: var(--space-2); flex-wrap: wrap; margin: 0 0 var(--space-4); }
.doc .src { font-size: 14px; word-break: break-word; }

/* footer */
footer { display: flex; flex-wrap: wrap; gap: var(--space-2) var(--space-6); align-items: center;
  padding: var(--leading) 0 calc(2 * var(--leading)); font-size: 13.5px;
  color: color-mix(in srgb, var(--color-text) 70%, transparent); }
footer a { color: inherit; }
footer .spacer { flex: 1; }

/* blog */
.posts { display: grid; gap: var(--space-4); }
.post-card { display: grid; grid-template-columns: 160px minmax(0, 1fr); gap: var(--space-4); align-items: start;
  padding: var(--space-4); text-decoration: none; color: var(--color-text); background: var(--color-surface);
  border-radius: var(--radius-lg); transition: transform .18s ease, box-shadow .18s ease, background .18s ease; }
.post-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); background: var(--color-neutral-100); color: var(--color-text); }
.post-card img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; border-radius: var(--radius-md); }
.post-card .meta { font-size: 13px; line-height: 20px; color: color-mix(in srgb, var(--color-text) 65%, transparent); }
.post-card h2 { font-size: 22px; margin: var(--space-1) 0 var(--space-2); }
.post-card p { font-size: 15px; line-height: 24px; margin: 0; color: color-mix(in srgb, var(--color-text) 78%, transparent); }
@media (max-width: 560px) { .post-card { grid-template-columns: 1fr; } }
.post .back { display: inline-block; font-size: 14px; font-weight: 600; text-decoration: none; margin: 0 0 var(--leading); }
.post figure { margin: var(--leading) 0; }
.post figure img { width: 100%; height: auto; border-radius: var(--radius-md); box-shadow: var(--shadow-sm); }
.post figure.narrow img { width: min(280px, 100%); margin: 0 auto; }
.post figcaption { font-size: 13px; text-align: center; margin-top: var(--space-2); }
.post a { word-break: break-word; }
.post .post-tags { margin: calc(1.5 * var(--leading)) 0 0; }