/* ============================================================
   START THE CHAIN — definitions.css
   Shared styles for all definition pages
   Extends style.css — do not use without it
   ============================================================ */

/* ── DEFINITION HERO ── */
.def-hero {
  padding: 3rem 0 2.5rem;
  border-bottom: 1px solid var(--color-border);
}

.def-back {
  display: inline-block;
  font-size: 13px;
  font-weight: 500;
  color: var(--color-green);
  margin-bottom: 1.25rem;
  transition: color 0.2s;
}

.def-back:hover { color: var(--color-green-dark); }

.def-headline {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.2rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--color-green-dark);
  margin: 0.5rem 0 1rem;
}

.def-intro {
  font-size: 1.05rem;
  color: var(--color-text-muted);
  max-width: 580px;
  line-height: 1.7;
}

/* ── CONTENT LAYOUT ── */
.def-content {
  padding: 3.5rem 0 5rem;
}

.def-container {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 3rem;
  align-items: start;
}

/* ── BODY COPY ── */
.def-body {
  max-width: 620px;
}

.def-body p {
  font-size: 16px;
  line-height: 1.8;
  color: var(--color-text);
  margin-bottom: 1.25rem;
}

.def-body h2 {
  font-family: var(--font-display);
  font-size: 1.4rem;
  color: var(--color-green-dark);
  letter-spacing: -0.01em;
  margin: 2.5rem 0 1rem;
  line-height: 1.2;
}

.def-body strong {
  font-weight: 500;
  color: var(--color-text);
}

/* ── CALLOUT BLOCK ── */
.def-callout {
  background: var(--color-green-light);
  border-left: 3px solid var(--color-green);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: 1.25rem 1.4rem;
  margin: 1.75rem 0;
}

.def-callout p {
  font-size: 15px;
  line-height: 1.75;
  color: var(--color-green-dark);
  margin-bottom: 0.75rem;
}

.def-callout p:last-child { margin-bottom: 0; }

.def-callout-label {
  font-size: 11px !important;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-green) !important;
  margin-bottom: 8px !important;
}

/* ── TWO COLUMN GRID ── */
.def-two-col {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
  margin: 1.25rem 0 1.75rem;
}

.def-two-col-item {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1rem 1.1rem;
}

.def-two-col-label {
  font-size: 12px !important;
  font-weight: 500;
  color: var(--color-green) !important;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 6px !important;
}

.def-two-col-item p:last-child {
  font-size: 14px;
  color: var(--color-text-muted);
  line-height: 1.65;
  margin-bottom: 0;
}

/* ── STAT BLOCK ── */
.def-stat {
  text-align: center;
  padding: 2rem 1rem;
  margin: 2rem 0;
  background: var(--color-green-light);
  border-left: 3px solid var(--color-green);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.def-stat-number {
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 9vw, 6.5rem);
  color: var(--color-green);
  line-height: 1;
  margin-bottom: 0.75rem;
}

.def-stat-label {
  font-size: 14px;
  color: var(--color-green-dark);
  max-width: 440px;
  margin: 0 auto;
  line-height: 1.65;
}

/* ── NEXT LINKS ── */
.def-next {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--color-border);
}

.def-next-label {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-faint);
  margin-bottom: 0.75rem;
}

.def-next-link {
  display: block;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-green);
  padding: 0.6rem 0;
  border-bottom: 1px solid var(--color-border);
  transition: color 0.2s, padding-left 0.2s;
}

.def-next-link:last-child { border-bottom: none; }

.def-next-link:hover {
  color: var(--color-green-dark);
  padding-left: 6px;
}

/* ── SIDEBAR ── */
.def-sidebar {
  position: sticky;
  top: 80px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.def-sidebar-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.1rem 1.2rem;
}

.def-sidebar-label {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-faint);
  margin-bottom: 8px;
}

.def-sidebar-def {
  font-size: 14px;
  line-height: 1.7;
  color: var(--color-text);
}

.def-sidebar-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.def-sidebar-list li {
  font-size: 13px;
  line-height: 1.6;
  color: var(--color-text-muted);
  padding-bottom: 8px;
  border-bottom: 1px solid var(--color-border);
}

.def-sidebar-list li:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.def-sidebar-list strong {
  color: var(--color-text);
  font-weight: 500;
}

.def-sidebar-cta {
  background: var(--color-green-light);
  border-color: #A8DCCA;
}

.def-sidebar-cta .def-sidebar-label { color: var(--color-green); }

.def-sidebar-cta p {
  font-size: 13px;
  line-height: 1.65;
  color: var(--color-green-dark);
}

/* ── RESPONSIVE ── */
@media (max-width: 720px) {
  .def-container {
    grid-template-columns: 1fr;
  }

  .def-sidebar {
    position: static;
    order: -1;
  }

  .def-stat-number {
    font-size: 3rem;
  }
}

@media (max-width: 600px) {
  .def-hero { padding: 2rem 0 1.75rem; }
  .def-content { padding: 2rem 0 3rem; }
  .def-two-col { grid-template-columns: 1fr; }
}

/* ── HUB PAGE — definitions.html ── */

.hub-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
  margin-bottom: 0;
}

.hub-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  display: block;
  position: relative;
  transition: box-shadow 0.2s, transform 0.15s;
  color: inherit;
}

.hub-card:hover {
  box-shadow: var(--shadow-lift);
  transform: translateY(-2px);
}

.hub-card-featured {
  border: 2px solid var(--color-green);
}

.hub-featured-label {
  position: absolute;
  top: -1px;
  left: 1.25rem;
  background: var(--color-green-light);
  color: var(--color-green-dark);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.04em;
  padding: 3px 12px;
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
}

.hub-card-inner {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  height: 100%;
}

.hub-card-featured .hub-card-inner {
  padding-top: 2rem;
}

.hub-number {
  font-family: var(--font-display);
  font-size: 2rem;
  color: var(--color-border);
  line-height: 1;
  letter-spacing: -0.02em;
}

.hub-card-featured .hub-number {
  color: var(--color-green-light);
}

.hub-title {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 400;
  color: var(--color-green-dark);
  line-height: 1.2;
  margin: 0;
}

.hub-desc {
  font-size: 14px;
  color: var(--color-text-muted);
  line-height: 1.7;
  margin: 0;
  flex: 1;
}

.hub-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 4px;
}

.hub-tag {
  font-size: 11px;
  font-weight: 500;
  background: var(--color-bg-muted);
  color: var(--color-text-muted);
  padding: 3px 10px;
  border-radius: 100px;
  letter-spacing: 0.02em;
}

.hub-tag-green {
  background: var(--color-green-light);
  color: var(--color-green-dark);
}

.hub-link {
  font-size: 13px;
  font-weight: 500;
  color: var(--color-green);
  margin-top: 4px;
  display: block;
}

/* ── SUGGESTED PATH ── */

.hub-path {
  display: flex;
  flex-direction: column;
  max-width: 560px;
}

.hub-path-step {
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
}

.hub-path-num {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--color-green-light);
  color: var(--color-green-dark);
  font-size: 15px;
  font-weight: 500;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.hub-path-title {
  font-size: 15px;
  font-weight: 500;
  color: var(--color-text);
  margin-bottom: 4px;
}

.hub-path-desc {
  font-size: 14px;
  color: var(--color-text-muted);
  line-height: 1.65;
  margin-bottom: 8px;
}

.hub-path-link {
  font-size: 13px;
  font-weight: 500;
  color: var(--color-green);
  transition: color 0.2s;
}

.hub-path-link:hover { color: var(--color-green-dark); }

.hub-path-connector {
  width: 1px;
  height: 28px;
  background: var(--color-border);
  margin-left: 17px;
}

/* ── HUB RESPONSIVE ── */
@media (max-width: 600px) {
  .hub-grid {
    grid-template-columns: 1fr;
  }
}