/* Layout: container, sections, header pill, footer */
.container { width: 100%; max-width: calc(var(--maxw) + var(--gutter) * 2); margin-inline: auto; padding-inline: var(--gutter); }
.section { padding-block: var(--section-y); position: relative; }
.section--tight { padding-block: clamp(48px, 7vw, 88px); }
.section-head { max-width: 720px; margin-inline: auto; text-align: center; display: grid; gap: 14px; margin-block-end: clamp(36px, 5vw, 64px); }
.section-head p { color: var(--muted); font-size: 1.05rem; }
.on-dark .section-head p { color: var(--dk-muted); }

.grid { display: grid; gap: clamp(14px, 2vw, 24px); }
.cols-2 { grid-template-columns: repeat(2, 1fr); }
.cols-3 { grid-template-columns: repeat(3, 1fr); }
.cols-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 960px) { .cols-3 { grid-template-columns: repeat(2, 1fr); } .cols-4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 620px) { .cols-2, .cols-3, .cols-4 { grid-template-columns: 1fr; } }

/* dark section shell: ink, 1px highlight, faint gold line on top */
.on-dark { background: var(--dk-bg); color: var(--dk-text); position: relative; isolation: isolate; }
.on-dark::before { content: ''; position: absolute; inset-inline: 0; inset-block-start: 0; height: 1px; z-index: 1;
  background: linear-gradient(90deg, transparent, color-mix(in srgb, var(--dk-gold) 70%, transparent), transparent); }
.on-dark.rounded { border-radius: var(--r-xl); border: 1px solid var(--dk-border); overflow: hidden; }

/* ---------- floating pill nav ---------- */
.nav { position: fixed; inset-block-start: 14px; inset-inline: 0; z-index: 50; padding-inline: var(--gutter); pointer-events: none; }
.nav__bar { pointer-events: auto; max-width: var(--maxw); margin-inline: auto; display: flex; align-items: center; gap: 12px; padding: 8px 10px 8px 18px;
  padding-inline: 18px 10px; background: var(--nav-bg); backdrop-filter: blur(14px) saturate(1.3); -webkit-backdrop-filter: blur(14px) saturate(1.3);
  border: 1px solid var(--border); border-radius: var(--r-pill); box-shadow: var(--shadow-md); }
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 800; letter-spacing: -.03em; font-size: 1.15rem; }
.brand img { width: 32px; height: 32px; border-radius: 9px; }
.nav__links { display: flex; gap: 4px; margin-inline: auto; }
.nav__links a { white-space: nowrap; padding: 8px 12px; border-radius: var(--r-pill); font-size: .92rem; font-weight: 500; color: var(--muted); transition: color .2s, background .2s; }
.nav__links a:hover, .nav__links a[aria-current='true'] { color: var(--text); background: var(--surface-2); }
.nav__actions { display: flex; align-items: center; gap: 8px; }
.icon-btn.nav__toggle { display: none; }
@media (max-width: 1180px) {
  .nav__links, .nav__actions .hide-md { display: none; }
  .nav__bar { padding-inline-start: 14px; }
  .nav__bar .brand { margin-inline-end: auto; }
  .icon-btn.nav__toggle { display: grid; }
}
.nav__panel { pointer-events: auto; display: none; max-width: var(--maxw); margin: 8px auto 0; padding: 12px; background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r-lg); box-shadow: var(--shadow-lg); }
.nav__panel[data-open='true'] { display: grid; gap: 2px; }
.nav__panel a.link { padding: 14px 16px; border-radius: var(--r-sm); font-weight: 600; }
.nav__panel a.link:hover { background: var(--surface-2); }
.nav__panel .row { display: flex; gap: 8px; padding: 10px 6px 4px; }
@media (min-width: 1181px) { .nav__panel { display: none !important; } }

/* ---------- footer ---------- */
.footer { background: var(--dk-bg); color: var(--dk-text); padding-block: clamp(56px, 8vw, 96px) 32px; position: relative; }
.footer::before { content: ''; position: absolute; inset-inline: 0; inset-block-start: 0; height: 1px; background: linear-gradient(90deg, transparent, color-mix(in srgb, var(--dk-gold) 70%, transparent), transparent); }
.footer__grid { display: grid; grid-template-columns: 1.5fr repeat(4, 1fr); gap: clamp(28px, 4vw, 56px); }
.footer__brand p { color: var(--dk-muted); max-width: 32ch; margin-block: 14px 20px; font-size: .95rem; }
.footer h4 { font-size: .8rem; letter-spacing: .12em; text-transform: uppercase; color: var(--dk-gold); margin-block-end: 16px; }
.footer li + li { margin-block-start: 10px; }
.footer a { color: var(--dk-muted); font-size: .95rem; transition: color .2s; }
.footer a:hover { color: var(--dk-text); }
.footer__bottom { margin-block-start: 56px; padding-block-start: 24px; border-block-start: 1px solid var(--dk-border); display: flex; flex-wrap: wrap; gap: 12px 28px; justify-content: space-between; align-items: center; color: var(--dk-muted); font-size: .88rem; }
@media (max-width: 960px) { .footer__grid { grid-template-columns: repeat(2, 1fr); } .footer__brand { grid-column: 1 / -1; } }