/* ============================================================================
   RPACPC — Industries & Solutions hub pages (industries.html, solutions.html)
   Extends css/styles.css tokens.
   ============================================================================ */

/* ── Hero ───────────────────────────────────────────────────────────────── */
.hub-hero {
  padding: calc(80px * var(--pad)) 0 calc(48px * var(--pad));
  background:
    radial-gradient(900px 360px at 85% -10%, var(--primary-tint) 0%, transparent 70%),
    radial-gradient(700px 300px at 0% 0%, var(--green-tint) 0%, transparent 65%);
}

.hub-hero h1 {
  font-size: clamp(36px, 4.8vw, 60px);
  letter-spacing: -.035em;
  line-height: 1.06;
  max-width: 820px;
  margin-top: 14px;
  color: var(--ink);
}

.hub-lead {
  max-width: 700px;
  margin-top: 20px;
  font-size: clamp(16px, 1.4vw, 18px);
  line-height: 1.65;
  color: var(--body);
}

.hub-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 40px;
  margin-top: 36px;
}

.hub-stats em {
  display: block;
  font-family: var(--f-display);
  font-style: normal;
  font-size: 28px;
  font-weight: 600;
  letter-spacing: -.02em;
  color: var(--primary);
}

.hub-stats u {
  text-decoration: none;
  font-size: 13px;
  color: var(--muted);
}

/* ── Card grid ──────────────────────────────────────────────────────────── */
.hub-section {
  padding-top: calc(40px * var(--pad));
}

.hub-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.hub-grid-3 {
  grid-template-columns: repeat(3, 1fr);
}

.hub-card {
  display: flex;
  flex-direction: column;
  padding: 26px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 16px;
  box-shadow: var(--shadow-sm);
  transition: transform .2s var(--ease), box-shadow .2s var(--ease), border-color .2s var(--ease);
}

a.hub-card:hover,
a.hub-card:focus-visible {
  transform: translateY(-4px);
  border-color: var(--primary);
  box-shadow: var(--shadow-lg);
}

.hub-card h3 {
  margin-top: 16px;
  font-size: 21px;
  letter-spacing: -.02em;
  color: var(--ink);
}

.hub-num {
  align-self: flex-start;
  padding: 5px 10px;
  border-radius: 8px;
  font-family: var(--f-mono);
  font-size: 12px;
  font-weight: 600;
  background: var(--hub-bg);
  color: var(--hub-fg);
}

.hub-tease {
  margin-top: 2px;
  font-size: 13.5px;
  font-weight: 500;
  color: var(--muted);
}

.hub-reg {
  margin-top: 14px;
  padding: 10px 12px;
  border-radius: 10px;
  background: var(--surface-2);
  font-size: 12.5px;
  line-height: 1.45;
  color: var(--ink);
}

.hub-reg span {
  display: block;
  margin-bottom: 2px;
  font-family: var(--f-mono);
  font-size: 10.5px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--muted);
}

.hub-desc {
  margin-top: 14px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--body);
}

.hub-uses {
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 7px;
}

.hub-uses li {
  position: relative;
  padding-left: 20px;
  font-size: 13.5px;
  color: var(--ink);
}

.hub-uses li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 7px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--green);
}

.hub-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 16px;
}

.hub-tags span {
  padding: 3px 9px;
  border-radius: 999px;
  background: var(--primary-tint);
  color: var(--primary);
  font-family: var(--f-mono);
  font-size: 11px;
  font-weight: 500;
}

.hub-more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: auto;
  padding-top: 20px;
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
}

.hub-more svg {
  width: 14px;
  height: 14px;
  transition: transform .2s var(--ease);
}

a.hub-card:hover .hub-more svg {
  transform: translateX(4px);
}

.hub-soon {
  color: var(--muted);
  font-weight: 500;
}

.hub-card-static {
  background: var(--surface-2);
  box-shadow: none;
}

/* Solutions */
.hub-sol-ico {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  border-radius: 16px;
}

.hub-sol-ico img {
  width: 40px;
  height: 40px;
}

.hub-note {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin-top: 28px;
  padding: 26px 30px;
  border: 1px dashed var(--line);
  border-radius: 16px;
  background: var(--surface);
}

.hub-note h3 {
  font-size: 19px;
  color: var(--ink);
}

.hub-note p {
  margin-top: 4px;
  max-width: 560px;
  font-size: 14px;
  color: var(--body);
}

/* ── Responsive ─────────────────────────────────────────────────────────── */
@media (max-width: 1020px) {
  .hub-grid,
  .hub-grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 680px) {
  .hub-grid,
  .hub-grid-3 {
    grid-template-columns: 1fr;
  }

  .hub-note {
    flex-direction: column;
    align-items: flex-start;
  }
}