*,
*::before,
*::after { box-sizing: border-box; }

html { color: var(--ink); background: var(--bg); font-family: var(--font-body); }
body { min-width: 0; margin: 0; }
a { color: var(--accent); }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }

.skip-link {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 2;
  padding: 0.55rem 0.8rem;
  color: var(--surface);
  background: var(--accent);
  transform: translateY(-120%);
}

.skip-link:focus { transform: translateY(0); }

.hub-shell {
  width: min(100% - 3rem, 68rem);
  margin-inline: auto;
  padding-block: clamp(1.5rem, 4vw, 3rem);
}

.top-nav,
.hub-footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.75rem 2rem;
  font: 500 0.76rem/1.4 var(--font-display);
}

.top-nav a,
.hub-footer a { text-decoration: none; }
.top-nav a:hover,
.hub-footer a:hover { text-decoration: underline; }

.hub-header {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(16rem, 0.7fr);
  gap: clamp(1.5rem, 5vw, 4rem);
  align-items: end;
  padding-block: clamp(2.5rem, 7vw, 5.5rem) clamp(2rem, 5vw, 4rem);
  border-bottom: 1px solid var(--ink);
}

.eyebrow {
  margin: 0 0 0.9rem;
  color: var(--accent-text);
  font: 600 0.67rem/1.3 var(--font-display);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

h1, h2, p { margin-top: 0; }
h1 {
  max-width: 23ch;
  margin-bottom: 0;
  font: 700 clamp(2.15rem, 5vw, 4.2rem)/0.98 var(--font-display);
  letter-spacing: -0.06em;
}

.hub-header__side { display: grid; gap: 1rem; }
.draft-chip {
  display: inline-flex;
  width: fit-content;
  padding: 0.3rem 0.5rem;
  color: var(--ink);
  border: 1px solid var(--signal);
  background: var(--accent-pale);
  font: 700 0.64rem/1 var(--font-display);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.deck { margin: 0; color: var(--body-text); font-size: 1rem; line-height: 1.55; }
.hub-note {
  display: grid;
  grid-template-columns: minmax(9rem, 0.35fr) minmax(0, 1fr);
  gap: 1rem 2rem;
  padding: 1.4rem 0;
  border-bottom: 1px solid var(--border);
}
.hub-note strong { font: 700 0.82rem/1.35 var(--font-display); }
.hub-note p { max-width: 62ch; margin: 0; color: var(--body-text); line-height: 1.55; }

.materials { padding-block: clamp(2.5rem, 6vw, 5rem); }
h2 {
  margin-bottom: 1.1rem;
  font: 600 clamp(1.05rem, 1.7vw, 1.35rem)/1.2 var(--font-display);
  letter-spacing: -0.025em;
}

.material-list { border-top: 1px solid var(--ink); }
.material-row {
  display: grid;
  grid-template-columns: 2.5rem 3.75rem minmax(0, 1fr) 8rem 1.5rem;
  gap: clamp(0.8rem, 2vw, 1.5rem);
  align-items: center;
  min-height: 7.2rem;
  padding: 1.15rem 0;
  border-bottom: 1px solid var(--ink);
  color: inherit;
  text-decoration: none;
}

.material-row:hover { color: inherit; background: linear-gradient(90deg, transparent, var(--accent-pale) 14%, var(--accent-pale) 86%, transparent); }
.material-row:hover .material-copy strong,
.material-row:hover .material-arrow { color: var(--accent); }
.material-number { align-self: start; padding-top: 0.2rem; color: var(--muted); font: 500 0.68rem/1 var(--font-display); }
.material-symbol { display: grid; width: 3.4rem; height: 3.4rem; place-items: center; color: var(--ink); }
.material-symbol svg { width: 100%; height: 100%; overflow: visible; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.material-copy { display: grid; min-width: 0; gap: 0.32rem; }
.material-copy strong { font: 700 clamp(1.02rem, 1.8vw, 1.3rem)/1.18 var(--font-display); letter-spacing: -0.03em; }
.material-copy > span:last-child { max-width: 64ch; color: var(--body-text); font-size: 0.93rem; line-height: 1.45; }
.material-time { justify-self: end; color: var(--muted); font: 500 0.7rem/1.35 var(--font-display); text-align: right; }
.material-arrow { justify-self: end; color: var(--accent); font: 600 1.15rem/1 var(--font-display); }
.hub-footer { padding-top: 1.25rem; border-top: 1px solid var(--border); }

@media (max-width: 720px) {
  .hub-header { grid-template-columns: 1fr; align-items: start; }
  .hub-note { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .hub-shell { width: min(100% - 2rem, 68rem); }
  .hub-header { padding-block: 2.4rem 2rem; }
  .material-row { grid-template-columns: 2rem 3rem minmax(0, 1fr); min-height: 0; padding: 1.2rem 0; }
  .material-symbol { width: 2.75rem; height: 2.75rem; }
  .material-time { grid-column: 3; justify-self: start; text-align: left; }
  .material-arrow { display: none; }
  .material-copy > span:last-child { font-size: 0.88rem; }
}