/* Shared page vocabulary — tokens plus the components used by more than one
   page (join, sponsors). Scoped to .wdc-page so it can't leak onto the
   host/past-host pages. Add .wdc-page to a page's wrapper div to opt in. */
.wdc-page {
  --paper: #fafafa;
  --line: #e0e0e0;
  --ink: #1a1a1a;
  --ink-2: #5a5a5a;
  --ink-3: #8a8a8a;
  --teal: var(--md-primary-fg-color, #009688);
  --teal-dark: #00766c;
  --blue: var(--md-accent-fg-color, #448aff);
  --radius: 14px;
  --mono: ui-monospace, "SF Mono", Menlo, monospace;
}

.wdc-page .lead {
  font-size: clamp(22px, 2.5vw, 28px);
  font-weight: 300;
  line-height: 1.5;
  color: var(--ink);
  margin: 4px 0 12px;
  max-width: 60ch;
}

/* Row of tiles. auto-fit collapses the empty tracks, so the column count
   follows the tile count on its own — a section with two tiles, or one
   paragraph of prose, needs no modifier class. Stacking below 900px still
   needs the breakpoint: the content column is wide enough there that the
   minmax floor alone would keep three tiles side by side. */
.wdc-page .tiles {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  padding: 20px 0;
  margin: 16px 0 20px;
  border-bottom: 1px solid var(--line);
}
.wdc-page .tile {
  padding: 22px;
  border-radius: var(--radius);
  background: var(--paper);
  border: 1px solid var(--line);
  transition: transform 0.2s, box-shadow 0.2s;
}
.wdc-page .tile:hover {
  transform: translateY(-2px);
  box-shadow: 0 1px 0 rgba(0, 0, 0, 0.04), 0 2px 6px rgba(0, 0, 0, 0.05);
}
.wdc-page .tile h3 {
  font-weight: 400;
  font-size: 22px;
  margin: 10px 0 8px;
}
.wdc-page .tile p {
  margin: 0;
  color: var(--ink-2);
  font-size: 15px;
}
.wdc-page .tile a {
  font-weight: 500;
}

/* Full-width teal call-to-action banner */
.wdc-page .cta {
  margin: 20px 0;
  padding: 40px;
  border-radius: var(--radius);
  background: linear-gradient(135deg, var(--teal-dark), var(--teal));
  color: #fff;
  position: relative;
  overflow: hidden;
}
.wdc-page .cta::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 80% 20%, rgba(68, 138, 255, 0.3), transparent 50%);
  pointer-events: none;
}
.wdc-page .cta-inner {
  display: grid;
  grid-template-columns: 1.4fr auto;
  gap: 32px;
  align-items: center;
  position: relative;
}
.wdc-page .cta h3 {
  font-weight: 300;
  font-size: 36px;
  margin: 14px 0 10px;
  line-height: 1.15;
  color: #fff;
}
.wdc-page .cta p {
  margin: 0;
  color: rgba(255, 255, 255, 0.9);
  max-width: 48ch;
}
.wdc-page .cta-actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.wdc-page .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 6px 10px;
  background: rgba(255, 255, 255, 0.15);
  border-radius: 999px;
}
.wdc-page .dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--blue);
  border: 1px solid #fff;
  box-shadow: 0 0 0 3px rgba(68, 138, 255, 0.3);
}

.wdc-page .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 48px;
  border-radius: 12px;
  border: 2px solid rgba(255, 255, 255, 0.9);
  font-weight: 500;
  font-size: 17px;
  text-decoration: none;
  white-space: nowrap;
  transition: background 0.15s, border-color 0.15s;
}
.wdc-page .btn.primary { background: var(--blue); color: #fff; }
.wdc-page .btn.primary:hover { background: #2979ff; border-color: #fff; }

/* Question/answer list */
.wdc-page .qa {
  display: grid;
  gap: 18px;
  margin: 20px 0 8px;
}
.wdc-page .qa > div {
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line);
}
.wdc-page .qa > div:last-child {
  border-bottom: none;
  padding-bottom: 0;
}
.wdc-page .qa .q {
  margin: 0 0 4px;
  font-weight: 500;
  color: var(--ink);
}
.wdc-page .qa .a {
  margin: 0;
  color: var(--ink-2);
}

@media (max-width: 900px) {
  .wdc-page .tiles { grid-template-columns: 1fr; }
  .wdc-page .cta { padding: 28px; }
  .wdc-page .cta h3 { font-size: 28px; }
  .wdc-page .cta-inner { grid-template-columns: 1fr; }
  .wdc-page .cta-actions { flex-direction: row; }
}