.post-body .lead {
  font-size: 1.15em; line-height: 1.6; color: #374151;
}
.post-body .callout {
  margin: 2rem 0;
  padding: 1.15rem 1.25rem;
  border-left: 4px solid #7c3aed;
  border-radius: 0 0.75rem 0.75rem 0;
  background: #f5f3ff;
  color: #3b2a6b;
  font-size: 0.97em;
  line-height: 1.65;
}
.post-body .callout p {
  margin: 0;
}
.post-body .callout-warn {
  border-left-color: #c2410c; background: #fff7ed; color: #6b2710;
}
.post-body .cta {
  margin: 2.25rem 0;
  padding: 1.5rem 1.5rem 1.35rem;
  border: 1px solid #ddd6fe;
  border-radius: 1rem;
  background: #f5f3ff;
}
.post-body .cta-kicker {
  margin: 0 0 0.3rem;
  font-size: 0.78em;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #6d28d9;
}
.post-body .cta-title {
  margin: 0 0 0.6rem; font-size: 1.22em; font-weight: 700; line-height: 1.3; color: #2e1065;
}
.post-body .cta p:not(.cta-kicker):not(.cta-title) {
  margin: 0 0 0.75rem; font-size: 0.97em; line-height: 1.6;
}
.post-body .cta-btn {
  display: inline-block;
  margin-top: 0.35rem;
  padding: 0.7rem 1.5rem;
  border-radius: 9999px;
  background: #c2410c;
  color: #fff !important;
  font-weight: 600;
  font-size: 0.97em;
  text-decoration: none !important;
}
.post-body .cta-btn:hover {
  background: #9a3412;
}
.post-body .cta-dark {
  margin: 2.5rem 0;
  padding: 1.75rem 1.5rem 1.5rem;
  border-radius: 1rem;
  background: #1a1145;
  color: #e9e4ff;
}
.post-body .cta-dark .cta-kicker {
  color: #c4b5fd;
}
.post-body .cta-dark .cta-title {
  color: #fff;
}
.post-body .cta-dark p:not(.cta-kicker):not(.cta-title) {
  margin: 0 0 0.8rem; font-size: 0.97em; line-height: 1.6;
}
.post-body .cta-dark em {
  color: #fff; font-style: normal; font-weight: 600;
}
.post-body .faq h3 {
  margin-top: 1.9rem; font-size: 1.06em; color: #2e1065;
}
.post-body .faq p {
  margin-top: 0.45rem;
}
.post-body .sr-caption {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
.post-body .orbit {
  margin: 2.25rem 0;
  padding: 1.4rem 1.35rem 1.2rem;
  border: 1px solid #e5e7eb;
  border-radius: 1rem;
  background: #fff;
}
.post-body .ob-head {
  margin: 0 0 1.1rem;
  font-size: 0.8em;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: #6d28d9;
}
.post-body .ob-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr 1fr;
  grid-template-areas:
    "n1 .  n2"
    ".  c  . "
    "n3 .  n4";
  gap: 0.6rem;
  align-items: center;
  position: relative;
}
.post-body .ob-grid::before {
  content: "";
  position: absolute;
  inset: 12% 18%;
  border: 1.5px dashed #c4b5fd;
  border-radius: 50%;
  pointer-events: none;
}
.post-body .ob-node {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
  padding: 0.7rem 0.85rem;
  border: 1px solid #ddd6fe;
  border-radius: 0.9rem;
  background: #f5f3ff;
}
.post-body .ob-n1 {
  grid-area: n1;
}
.post-body .ob-n2 {
  grid-area: n2; text-align: right;
}
.post-body .ob-n3 {
  grid-area: n3;
}
.post-body .ob-n4 {
  grid-area: n4; text-align: right;
}
.post-body .ob-self {
  border-color: #fed7aa; background: #fff7ed;
}
.post-body .ob-src {
  font-size: 0.82em; font-weight: 700; color: #4c1d95;
}
.post-body .ob-self .ob-src {
  color: #9a3412;
}
.post-body .ob-val {
  font-size: 1.7em; font-weight: 800; line-height: 1.1; color: #2e1065; font-variant-numeric: tabular-nums;
}
.post-body .ob-self .ob-val {
  color: #c2410c;
}
.post-body .ob-sub {
  font-size: 0.74em; color: #6b7280; line-height: 1.3;
}
.post-body .ob-center {
  grid-area: c;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.35rem;
  padding: 0.8rem 0;
  position: relative;
}
.post-body .ob-dot {
  width: 3.1rem;
  height: 3.1rem;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, #fb923c, #c2410c 70%);
  box-shadow: 0 6px 18px rgba(194, 65, 12, 0.28);
}
.post-body .ob-who {
  font-size: 0.8em; font-weight: 600; color: #374151;
}
.post-body .ob-split {
  margin-top: 1.2rem; display: grid; gap: 0.4rem;
}
.post-body .ob-bar {
  display: flex;
  height: 1.7rem;
  border-radius: 0.5rem;
  overflow: hidden;
  background: #f3f4f6;
  font-size: 0.74em;
  font-weight: 700;
}
.post-body .ob-bar span {
  display: flex; align-items: center; padding: 0 0.5rem; white-space: nowrap; overflow: hidden;
}
.post-body .ob-rater {
  background: #7c3aed; color: #fff;
}
.post-body .ob-ratee {
  background: #c2410c; color: #fff;
}
.post-body .ob-rest {
  background: #e5e7eb;
}
.post-body .ob-note {
  margin: 0.9rem 0 0; font-size: 0.82em; line-height: 1.55; color: #4b5563;
}
@media (max-width: 520px) {
  .post-body .ob-grid {
    grid-template-columns: 1fr 1fr;
    grid-template-areas:
      "c  c"
      "n1 n2"
      "n3 n4";
  }
  .post-body .ob-grid::before {
    display: none;
  }
  .post-body .ob-n2,
  .post-body .ob-n4 {
    text-align: left;
  }
  .post-body .ob-val {
    font-size: 1.45em;
  }
}
.post-body .eq {
  margin: 1.75rem 0;
  padding: 1.1rem 1.25rem;
  border-radius: 0.9rem;
  background: #f5f3ff;
  border: 1px solid #ddd6fe;
}
.post-body .eq-f {
  margin: 0; font-weight: 600; color: #2e1065; display: flex; flex-wrap: wrap; align-items: center; gap: 0.4rem;
}
.post-body .eq-w {
  margin: 0.7rem 0 0; font-size: 0.9em; color: #4b5563;
}
.post-body .eq var {
  font-style: italic;
}
.post-body .frac {
  display: inline-flex; flex-direction: column; align-items: center; vertical-align: middle;
}
.post-body .fr-n {
  padding: 0 0.3rem 0.15rem; border-bottom: 1.5px solid #4c1d95;
}
.post-body .fr-d {
  padding: 0.15rem 0.3rem 0;
}
.post-body .kpairs,
.post-body .schemes,
.post-body .uses {
  margin: 1.75rem 0;
}
.post-body .kpairs table,
.post-body .schemes table,
.post-body .uses table {
  width: 100%; border-collapse: collapse; font-size: 0.9em;
}
.post-body .kpairs th,
.post-body .kpairs td,
.post-body .schemes th,
.post-body .schemes td,
.post-body .uses th,
.post-body .uses td {
  padding: 0.55rem 0.65rem;
  border-bottom: 1px solid #e5e7eb;
  text-align: left;
  vertical-align: top;
}
.post-body .kpairs thead th,
.post-body .schemes thead th,
.post-body .uses thead th {
  font-size: 0.85em; color: #4c1d95; border-bottom: 2px solid #ddd6fe;
}
.post-body .kpairs td:nth-child(-n+3) {
  font-variant-numeric: tabular-nums; white-space: nowrap;
}
.post-body .kp-bad td:first-child {
  box-shadow: inset 3px 0 0 #ea580c;
}
.post-body .kp-warn td:first-child {
  box-shadow: inset 3px 0 0 #fdba74;
}
.post-body .kp-ok td {
  background: #f5f3ff;
}
.post-body .kp-ok td:first-child {
  box-shadow: inset 3px 0 0 #7c3aed;
}
.post-body .schemes td:last-child {
  font-weight: 700; font-variant-numeric: tabular-nums; color: #2e1065;
}
.post-body .schemes .sc-hot {
  color: #c2410c;
}
.post-body .uses tbody th {
  color: #2e1065; white-space: nowrap;
}
.post-body .case {
  margin: 1.5rem 0;
  padding: 1rem 1.2rem;
  border: 1px dashed #c4b5fd;
  border-radius: 0.9rem;
}
.post-body .case-head {
  margin: 0 0 0.7rem; font-size: 0.78em; font-weight: 700; letter-spacing: 0.04em; text-transform: uppercase; color: #6d28d9;
}
.post-body .case-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(9.5rem, 1fr)); gap: 0.6rem 1rem; margin: 0;
}
.post-body .case-grid dt {
  font-size: 0.78em; color: #6b7280;
}
.post-body .case-grid dd {
  margin: 0.1rem 0 0; font-weight: 600; color: #111827; font-variant-numeric: tabular-nums;
}
.post-body .rules {
  margin: 1.75rem 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr)); gap: 0.8rem;
}
.post-body .rule {
  padding: 0.95rem 1.05rem; border-radius: 0.9rem; background: #fff; border: 1px solid #e5e7eb; border-top: 3px solid #7c3aed;
}
.post-body .rule p {
  margin: 0; font-size: 0.93em; line-height: 1.55;
}
.post-body .rule-k {
  font-size: 0.75em !important; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; color: #6d28d9; margin-bottom: 0.35rem !important;
}
.post-body .calc360 {
  margin: 1.75rem 0;
  padding: 1.35rem 1.3rem 1.2rem;
  border-radius: 1rem;
  background: #fafafa;
  border: 1px solid #e5e7eb;
}
.post-body .c3-set {
  margin: 0 0 1rem; padding: 0; border: 0; min-width: 0;
}
.post-body .c3-leg {
  padding: 0; margin-bottom: 0.55rem; font-size: 0.8em; font-weight: 700; color: #4c1d95;
}
.post-body .c3-row {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(8.5rem, 1fr)); gap: 0.6rem;
}
.post-body .c3-f {
  display: flex; flex-direction: column; gap: 0.25rem; font-size: 0.82em; color: #374151;
}
.post-body .c3-wide {
  grid-column: 1 / -1;
}
.post-body .c3-r {
  margin-top: 0.6rem; max-width: 16rem;
}
.post-body .c3-f input {
  width: 100%;
  box-sizing: border-box;
  padding: 0.5rem 0.6rem;
  border: 1px solid #d1d5db;
  border-radius: 0.55rem;
  background: #fff;
  font: inherit;
  font-size: 1.05em;
  color: #111827;
}
.post-body .c3-f input:focus {
  outline: 2px solid #7c3aed; outline-offset: 1px; border-color: #7c3aed;
}
.post-body .c3-outs {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(8.5rem, 1fr)); gap: 0.6rem; margin-top: 0.4rem;
}
.post-body .c3-out {
  padding: 0.75rem 0.85rem; border-radius: 0.8rem; background: #fff; border: 1px solid #ddd6fe;
}
.post-body .c3-main {
  background: #2e1065; border-color: #2e1065;
}
.post-body .c3-ol {
  margin: 0; font-size: 0.74em; color: #6b7280; line-height: 1.3;
}
.post-body .c3-main .c3-ol {
  color: #ddd6fe;
}
.post-body .c3-ov {
  margin: 0.15rem 0 0; font-size: 1.55em; font-weight: 800; color: #2e1065; font-variant-numeric: tabular-nums;
}
.post-body .c3-main .c3-ov {
  color: #fff;
}
.post-body .c3-of {
  margin: 0; font-size: 0.74em; color: #6b7280;
}
.post-body .c3-eff {
  margin: 0.85rem 0 0; font-size: 0.86em; color: #374151;
}
.post-body .c3-warn {
  margin: 0.6rem 0 0;
  padding: 0.55rem 0.75rem;
  border-radius: 0.6rem;
  background: #fff7ed;
  border: 1px solid #fed7aa;
  color: #9a3412;
  font-size: 0.86em;
}
.post-body .c3-foot {
  font-size: 0.88em; color: #4b5563;
}
.post-body .pick {
  margin: 1.75rem 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(13rem, 1fr)); gap: 0.8rem;
}
.post-body .pk {
  padding: 1rem 1.05rem; border: 1px solid #e5e7eb; border-radius: 0.9rem; background: #fff;
}
.post-body .pk p {
  margin: 0 0 0.45rem; font-size: 0.92em; line-height: 1.55;
}
.post-body .pk p:last-child {
  margin-bottom: 0;
}
.post-body .pk-h {
  font-weight: 700; color: #2e1065; font-size: 0.98em !important;
}
.post-body .pk-rec {
  border: 2px solid #7c3aed; background: #f5f3ff;
}
.post-body .spire {
  padding-left: 1.1rem;
}
.post-body .spire li::marker {
  color: #7c3aed;
}
.post-body .spec {
  margin: 1.75rem 0;
  border: 1px solid #ddd6fe;
  border-radius: 1rem;
  overflow: hidden;
  background: #fff;
}
.post-body .spec-head {
  margin: 0;
  padding: 0.8rem 1.15rem;
  background: #2e1065;
  color: #fff;
  font-size: 0.8em;
  font-weight: 700;
  letter-spacing: 0.03em;
}
.post-body .spec-grid {
  margin: 0;
}
.post-body .spec-grid > div {
  display: grid;
  grid-template-columns: 10.5rem 1fr;
  gap: 1rem;
  padding: 0.7rem 1.15rem;
  border-top: 1px solid #f3f4f6;
}
.post-body .spec-grid dt {
  font-weight: 700; color: #4c1d95; font-size: 0.9em;
}
.post-body .spec-grid dd {
  margin: 0; font-size: 0.92em; line-height: 1.55; color: #1f2937;
}
@media (max-width: 520px) {
  .post-body .spec-grid > div {
    grid-template-columns: 1fr; gap: 0.2rem;
  }
}
.post-body .src {
  font-size: 0.9em;
}
.post-body .src li {
  line-height: 1.55;
}
@media (max-width: 520px) {
  .post-body .ob-bar {
    font-size: 0.66em;
  }
  .post-body .ob-bar span {
    padding: 0 0.3rem;
  }
}
.post-body .ob-w {
  font-size: 1em; font-weight: inherit; margin-right: 0.3em;
}
.post-body .ob-leg {
  margin: 0.55rem 0 0; font-size: 0.76em; color: #4b5563; display: flex; flex-wrap: wrap; align-items: center; gap: 0.3rem 0.5rem;
}
.post-body .ob-k {
  display: inline-block; width: 0.75rem; height: 0.75rem; border-radius: 0.2rem;
}
.post-body .ob-k1 {
  background: #7c3aed;
}
.post-body .ob-k2 {
  background: #c2410c;
}
.post-body .ob-k3 {
  background: #e5e7eb;
}
@media (max-width: 520px) {
  .post-body .ob-w {
    display: none;
  }
  .post-body .ob-bar {
    font-size: 0.74em;
  }
}
.post-body .ob-li {
  display: inline-flex; align-items: center; gap: 0.35rem; white-space: nowrap; margin-right: 0.6rem;
}