/* Reworked Stack section — categorized, with proficiency, descriptions */

.stack-intro {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 32px;
  margin-bottom: 32px;
  align-items: end;
}
@media (max-width: 820px) { .stack-intro { grid-template-columns: 1fr; } }
.stack-intro p {
  font-size: 16px;
  color: var(--fg-dim);
  line-height: 1.55;
  margin: 0;
  max-width: 560px;
  text-wrap: pretty;
}
.stack-legend {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--fg-mute);
  display: flex;
  flex-direction: column;
  gap: 6px;
  border: 1px solid var(--line);
  padding: 14px 16px;
  background: var(--bg-elev);
}
.stack-legend .ttl {
  font-size: 10px;
  letter-spacing: 0.12em;
  color: var(--fg-mute);
  margin-bottom: 4px;
}
.stack-legend .leg {
  display: flex;
  gap: 10px;
  align-items: center;
}
.stack-legend .leg .dots {
  display: inline-flex;
  gap: 3px;
}
.stack-legend .leg .name {
  color: var(--fg-dim);
}

/* Core stack — featured row */
.core-stack {
  border: 1px solid var(--accent);
  background:
    linear-gradient(180deg, var(--accent-soft) 0%, transparent 60%),
    var(--bg-elev);
  margin-bottom: 32px;
  position: relative;
}
.core-stack-head {
  padding: 18px 22px;
  border-bottom: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  align-items: baseline;
}
.core-stack-head h3 {
  margin: 0;
  font-family: var(--sans);
  font-weight: 500;
  font-size: 18px;
  letter-spacing: -0.01em;
  color: var(--fg);
}
.core-stack-head .sub {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--fg-mute);
}
.core-stack-head .star {
  display: inline-block;
  color: var(--accent);
  margin-right: 8px;
}
.core-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0;
}
@media (max-width: 1000px) { .core-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .core-grid { grid-template-columns: 1fr; } }
.core-cell {
  padding: 22px 22px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.core-cell:last-child { border-right: 0; }
@media (max-width: 1000px) {
  .core-cell:nth-child(2n) { border-right: 0; }
}
.core-name {
  font-family: var(--mono);
  font-size: 14px;
  font-weight: 500;
  color: var(--fg);
  margin-bottom: 8px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
}
.core-years {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--accent);
  border: 1px solid var(--accent);
  padding: 2px 6px;
  letter-spacing: 0.04em;
  white-space: nowrap;
}
.core-dots { margin-bottom: 10px; }
.core-note {
  font-size: 12px;
  color: var(--fg-dim);
  line-height: 1.4;
  font-family: var(--mono);
}

/* Proficiency dots */
.dots {
  display: inline-flex;
  gap: 3px;
}
.dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  border: 1px solid var(--line-strong);
  background: transparent;
}
.dot.on { background: var(--accent); border-color: var(--accent); }
.dot.legend { width: 6px; height: 6px; }

/* Categorized stack groups */
.cat-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0;
  border-left: 1px solid var(--line);
  border-top: 1px solid var(--line);
}
@media (max-width: 820px) { .cat-grid { grid-template-columns: 1fr; } }
.cat {
  padding: 24px 26px 26px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--bg-elev);
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.cat-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
}
.cat-title {
  font-family: var(--sans);
  font-weight: 500;
  font-size: 18px;
  letter-spacing: -0.012em;
  color: var(--fg);
  margin: 0;
}
.cat-kicker {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  color: var(--accent);
  text-transform: uppercase;
}
.cat-desc {
  font-size: 13px;
  color: var(--fg-dim);
  line-height: 1.55;
  margin: 0;
  text-wrap: pretty;
  font-family: var(--sans);
}
.cat-items {
  display: flex;
  flex-direction: column;
  gap: 0;
  border-top: 1px solid var(--line);
  margin-top: 4px;
}
.cat-item {
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 12px;
  padding: 9px 0;
  border-bottom: 1px dashed var(--line);
  align-items: center;
  font-family: var(--mono);
  font-size: 12.5px;
}
.cat-item:last-child { border-bottom: 0; }
.cat-item .n {
  color: var(--fg);
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 8px;
}
.cat-item .n .role {
  font-weight: 400;
  color: var(--fg-mute);
  font-size: 11px;
}
.cat-item .yrs {
  font-size: 10px;
  color: var(--fg-mute);
  white-space: nowrap;
}

/* Override the old stack-grid which used to live in styles.css — hide if mistakenly rendered */
.stack-old-grid { display: none !important; }


/* Experience summary — total tenure callout */
.exp-summary {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border: 1px solid var(--line);
  background: var(--bg-elev);
  margin-bottom: 32px;
}
@media (max-width: 720px) { .exp-summary { grid-template-columns: 1fr; } }
.exp-sum-cell {
  padding: 22px 26px;
  border-right: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.exp-sum-cell:last-child { border-right: 0; }
@media (max-width: 720px) {
  .exp-sum-cell { border-right: 0; border-bottom: 1px solid var(--line); }
  .exp-sum-cell:last-child { border-bottom: 0; }
}
.exp-sum-v {
  font-family: var(--mono);
  font-size: 22px;
  font-weight: 500;
  color: var(--accent);
  letter-spacing: -0.01em;
}
.exp-sum-l {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--fg-dim);
  line-height: 1.4;
}