/* ─────────────────────────────────────────────────────────
   METHODOLOGY & QUALITY — hub / index page
   Three-card navigation hub linking to child pages.
   Editorial voice, minimal, consistent with child pages.
   ───────────────────────────────────────────────────────── */

/* ─── Hero ─── */
.mq-hero {
  padding-top: clamp(140px, 16vw, 200px);
  padding-bottom: clamp(56px, 8vw, 80px);
}
.mq-hero .container {
  max-width: 780px;
}
.mq-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--ink-mute);
  margin-bottom: 28px;
}
.mq-badge__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
}
.mq-title {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: clamp(2.8rem, 5vw + 1rem, 4.2rem);
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: var(--ink);
}
.mq-title em {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
}
.mq-lead {
  margin-top: clamp(24px, 3vw, 36px);
  font-size: clamp(1.05rem, 0.6vw + 0.85rem, 1.2rem);
  color: var(--ink-soft);
  line-height: 1.65;
  max-width: 64ch;
}

/* ─── Cards section ─── */
.mq-cards-section {
  padding: clamp(56px, 8vw, 96px) 0;
  border-top: 1px solid var(--rule);
}
.mq-cards-section .container {
  max-width: 1060px;
}
.mq-cards-label {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--ink-mute);
  margin-bottom: 20px;
  display: block;
}
.mq-cards-heading {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: clamp(1.7rem, 3vw + 0.5rem, 2.4rem);
  line-height: 1.1;
  letter-spacing: -0.025em;
  color: var(--ink);
  margin-bottom: clamp(36px, 5vw, 56px);
}
.mq-cards-heading em {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
}

/* ─── Card grid ─── */
.mq-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
@media (max-width: 860px) {
  .mq-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
}

.mq-card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: clamp(28px, 3vw, 40px);
  border: 1px solid var(--rule);
  border-radius: 4px;
  background: var(--paper);
  transition:
    border-color 280ms var(--ease-out-strong),
    box-shadow 280ms var(--ease-out-strong),
    transform 280ms cubic-bezier(0.34, 1.56, 0.64, 1);
}
.mq-card:hover {
  border-color: var(--accent);
  box-shadow: 0 8px 32px oklch(0.460 0.180 258 / 0.08);
  transform: translateY(-3px);
}
html.dark .mq-card:hover {
  box-shadow: 0 8px 32px oklch(0.600 0.180 258 / 0.12);
}

.mq-card__num {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  color: var(--ink-mute);
  letter-spacing: 0.06em;
  margin-bottom: 20px;
}

.mq-card__title {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: clamp(1.25rem, 1.5vw + 0.5rem, 1.5rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--ink);
  margin-bottom: 12px;
}

.mq-card__desc {
  font-size: 15px;
  color: var(--ink-soft);
  line-height: 1.55;
  flex: 1;
  margin-bottom: 24px;
}

.mq-card__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  text-decoration: none;
  transition: gap 280ms var(--ease-out-strong);
}
.mq-card__link:hover {
  gap: 12px;
}
.mq-card__link svg {
  width: 14px;
  height: 14px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.6;
}

/* Make entire card clickable via stretched link */
.mq-card__link::after {
  content: "";
  position: absolute;
  inset: 0;
}

/* ─── Closing CTA ─── */
.mq-closing {
  padding: clamp(64px, 9vw, 112px) 0;
  border-top: 1px solid var(--rule);
  text-align: center;
}
.mq-closing .container {
  max-width: 660px;
}
.mq-closing h2 {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: clamp(1.6rem, 2.5vw + 0.5rem, 2.2rem);
  line-height: 1.1;
  letter-spacing: -0.025em;
  color: var(--ink);
  margin-bottom: 16px;
}
.mq-closing h2 em {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
}
.mq-closing p {
  font-size: 15px;
  color: var(--ink-soft);
  line-height: 1.6;
  max-width: 52ch;
  margin-inline: auto;
  margin-bottom: 32px;
}
.mq-closing .btn {
  margin-inline: auto;
}