:root {
  --poly-navy: #102c44;
  --poly-navy-2: #183d5c;
  --poly-blue: #1763a5;
  --poly-blue-soft: #eaf4ff;
  --poly-gold: #c88b20;
  --poly-gold-soft: #fff6df;
  --poly-teal: #147a69;
  --poly-teal-soft: #e6f7f2;
  --poly-red: #b64040;
  --poly-red-soft: #fff0ef;
  --poly-ink: #173047;
  --poly-muted: #527088;
  --poly-line: #d4e2ec;
  --poly-paper: #ffffff;
  --poly-page: #f5f8fb;
  --poly-shadow: 0 12px 32px rgba(15, 42, 65, 0.1);
  --poly-radius: 16px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body.poly-course-body {
  margin: 0;
  min-width: 320px;
  background: linear-gradient(180deg, #eef5fa 0, var(--poly-page) 280px);
  color: var(--poly-ink);
  font-family: "DM Sans", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
.poly-course-body a { color: inherit; }
.poly-shell { min-height: 100vh; }

.poly-topbar {
  background: var(--poly-navy);
  border-bottom: 1px solid rgba(255, 255, 255, 0.13);
  color: #fff;
}
.poly-topbar-inner,
.poly-tabs-inner,
.poly-main,
.poly-footer-inner {
  width: min(1120px, calc(100% - 2rem));
  margin: 0 auto;
}
.poly-topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 64px;
}
.poly-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.62rem;
  color: #fff;
  text-decoration: none;
  font-family: "Playfair Display", Georgia, serif;
  font-weight: 800;
}
.poly-brand-mark {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border: 1px solid rgba(255,255,255,.28);
  border-radius: 8px;
  color: #f6c85f;
  font-family: ui-monospace, "Cascadia Mono", monospace;
  font-size: 0.94rem;
}
.poly-top-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: 0.8rem;
}
.poly-top-links a {
  color: rgba(255,255,255,.84);
  font-size: 0.78rem;
  font-weight: 700;
  text-decoration: none;
}
.poly-top-links a:hover,
.poly-top-links a:focus-visible { color: #fff; text-decoration: underline; }

.poly-tabs {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255,255,255,.94);
  border-bottom: 1px solid var(--poly-line);
  backdrop-filter: blur(12px);
}
.poly-tabs-inner {
  display: flex;
  gap: 0.45rem;
  overflow-x: auto;
  padding: 0.65rem 0;
  scrollbar-width: thin;
}
.poly-tabs a {
  flex: 0 0 auto;
  padding: 0.48rem 0.78rem;
  border: 1px solid transparent;
  border-radius: 999px;
  color: #49677f;
  font-size: 0.75rem;
  font-weight: 800;
  text-decoration: none;
}
.poly-tabs a:hover,
.poly-tabs a:focus-visible {
  border-color: #9abbd5;
  color: var(--poly-blue);
  outline: none;
}
.poly-tabs a.active {
  background: var(--poly-navy);
  border-color: var(--poly-navy);
  color: #fff;
}

.poly-main { padding: 1.3rem 0 3.5rem; }
.poly-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.42fr) minmax(220px, .58fr);
  gap: 1.25rem;
  overflow: hidden;
  padding: clamp(1.35rem, 4vw, 2.7rem);
  border-radius: 22px;
  background:
    radial-gradient(circle at 95% 5%, rgba(246, 200, 95, .22), transparent 25%),
    linear-gradient(135deg, #102c44, #1b5079);
  box-shadow: var(--poly-shadow);
  color: #fff;
}
.poly-eyebrow,
.poly-kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  width: fit-content;
  margin: 0 0 .75rem;
  padding: .37rem .55rem;
  border-radius: 999px;
  background: rgba(246, 200, 95, .15);
  border: 1px solid rgba(246, 200, 95, .35);
  color: #f8d889;
  font-size: .68rem;
  font-weight: 900;
  letter-spacing: .08em;
  line-height: 1;
  text-transform: uppercase;
}
.poly-hero h1 {
  max-width: 14ch;
  margin: 0;
  font-family: "Playfair Display", Georgia, serif;
  font-size: clamp(2rem, 5vw, 3.4rem);
  line-height: 1.02;
}
.poly-hero h1 em { color: #f6c85f; font-style: normal; }
.poly-hero p {
  max-width: 61ch;
  margin: .9rem 0 0;
  color: rgba(255,255,255,.83);
  font-size: .96rem;
  line-height: 1.6;
}
.poly-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .65rem;
  margin-top: 1.15rem;
}
.poly-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .42rem;
  min-height: 2.55rem;
  padding: .6rem .82rem;
  border: 1px solid rgba(255,255,255,.24);
  border-radius: 9px;
  color: #fff;
  font-size: .78rem;
  font-weight: 900;
  text-decoration: none;
}
.poly-button.primary {
  background: #f6c85f;
  border-color: #f6c85f;
  color: #142c42;
}
.poly-button:hover,
.poly-button:focus-visible { filter: brightness(1.08); outline: 3px solid rgba(246, 200, 95, .48); outline-offset: 2px; }
.poly-hero-card {
  align-self: center;
  padding: 1rem;
  border: 1px solid rgba(255,255,255,.16);
  border-radius: 14px;
  background: rgba(6, 28, 45, .3);
}
.poly-hero-card strong {
  display: block;
  color: #f6c85f;
  font-size: .71rem;
  letter-spacing: .09em;
  text-transform: uppercase;
}
.poly-hero-card ul {
  display: grid;
  gap: .55rem;
  margin: .75rem 0 0;
  padding: 0;
  list-style: none;
}
.poly-hero-card li {
  display: flex;
  gap: .48rem;
  color: rgba(255,255,255,.9);
  font-size: .81rem;
  line-height: 1.35;
}
.poly-hero-card li::before { content: "✓"; color: #73e0c7; font-weight: 900; }

.poly-section {
  margin-top: 1.15rem;
  padding: clamp(1rem, 2.5vw, 1.55rem);
  border: 1px solid var(--poly-line);
  border-radius: var(--poly-radius);
  background: var(--poly-paper);
  box-shadow: 0 5px 16px rgba(15,42,65,.045);
  scroll-margin-top: 4.4rem;
}
.poly-section-head {
  display: flex;
  gap: .75rem;
  align-items: flex-start;
  margin-bottom: 1rem;
  padding-bottom: .9rem;
  border-bottom: 1px solid #e1ebf2;
}
.poly-section-num {
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  width: 2.15rem;
  height: 2.15rem;
  border-radius: 9px;
  background: var(--poly-blue-soft);
  color: var(--poly-blue);
  font-family: ui-monospace, "Cascadia Mono", monospace;
  font-size: .75rem;
  font-weight: 900;
}
.poly-section-head h2 {
  margin: 0;
  color: var(--poly-navy);
  font-family: "Playfair Display", Georgia, serif;
  font-size: clamp(1.2rem, 2.6vw, 1.65rem);
  line-height: 1.15;
}
.poly-section-head p {
  margin: .25rem 0 0;
  color: var(--poly-muted);
  font-size: .83rem;
  line-height: 1.52;
}
.poly-section-head .poly-kicker {
  margin: 0 0 .32rem;
  background: var(--poly-blue-soft);
  border-color: #bfdbef;
  color: var(--poly-blue);
}

.poly-scope {
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: .8rem;
}
.poly-scope-card {
  padding: 1rem;
  border: 1px solid #cfe0eb;
  border-radius: 12px;
  background: #f8fbfd;
}
.poly-scope-card.gold { background: #fffaf0; border-color: #ead6aa; }
.poly-scope-card h3 {
  margin: 0 0 .5rem;
  color: var(--poly-navy);
  font-size: .9rem;
}
.poly-checklist {
  display: grid;
  gap: .42rem;
  margin: 0;
  padding: 0;
  list-style: none;
}
.poly-checklist li {
  display: flex;
  gap: .5rem;
  color: #35546b;
  font-size: .81rem;
  line-height: 1.42;
}
.poly-checklist li::before {
  content: "✓";
  color: var(--poly-teal);
  font-weight: 900;
}
.poly-no-proof {
  margin: .7rem 0 0;
  padding: .65rem .72rem;
  border-left: 4px solid var(--poly-gold);
  border-radius: 0 8px 8px 0;
  background: #fff5df;
  color: #71511a;
  font-size: .8rem;
  font-weight: 700;
  line-height: 1.45;
}

.poly-roadmap {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: .52rem;
  margin-top: .95rem;
}
.poly-roadmap-step {
  position: relative;
  min-height: 6.8rem;
  padding: .75rem;
  border: 1px solid #d7e4ed;
  border-radius: 11px;
  background: #fff;
}
.poly-roadmap-step span {
  display: grid;
  place-items: center;
  width: 1.65rem;
  height: 1.65rem;
  margin-bottom: .48rem;
  border-radius: 7px;
  background: var(--poly-navy);
  color: #fff;
  font-family: ui-monospace, monospace;
  font-size: .63rem;
  font-weight: 900;
}
.poly-roadmap-step strong,
.poly-roadmap-step small { display: block; }
.poly-roadmap-step strong { color: var(--poly-navy); font-size: .78rem; line-height: 1.25; }
.poly-roadmap-step small { margin-top: .25rem; color: var(--poly-muted); font-size: .7rem; line-height: 1.35; }

.poly-grid-2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .8rem; }
.poly-grid-3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: .7rem; }
.poly-mini-card {
  padding: .92rem;
  border: 1px solid #d9e5ed;
  border-radius: 11px;
  background: #fbfdff;
}
.poly-mini-card h3 {
  margin: 0 0 .45rem;
  color: var(--poly-navy);
  font-size: .88rem;
}
.poly-mini-card p,
.poly-mini-card li {
  color: #45627a;
  font-size: .8rem;
  line-height: 1.48;
}
.poly-mini-card p { margin: .4rem 0 0; }
.poly-mini-card ul { margin: .45rem 0 0; padding-left: 1rem; }
.poly-math {
  color: #123c5c;
  font-family: ui-monospace, "Cascadia Mono", "SFMono-Regular", Consolas, monospace;
  font-size: .94em;
  font-weight: 700;
  letter-spacing: -.025em;
}
.poly-equation {
  overflow-x: auto;
  margin: .6rem 0;
  padding: .66rem .72rem;
  border: 1px solid #d7e5ee;
  border-radius: 8px;
  background: #f7fbfe;
  color: #123c5c;
  font-family: ui-monospace, "Cascadia Mono", Consolas, monospace;
  font-size: .84rem;
  font-weight: 700;
  line-height: 1.55;
  white-space: nowrap;
}
.poly-equation.answer {
  border-color: #b9dfd5;
  background: #effaf7;
  color: #116454;
}

.poly-ready {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: .7rem;
}
.poly-ready details,
.poly-question,
.poly-worked {
  border: 1px solid #d7e4ec;
  border-radius: 11px;
  background: #fff;
}
.poly-ready summary,
.poly-question summary {
  cursor: pointer;
  list-style: none;
}
.poly-ready summary::-webkit-details-marker,
.poly-question summary::-webkit-details-marker { display: none; }
.poly-ready summary {
  min-height: 6.3rem;
  padding: .82rem;
  color: #173047;
  font-size: .8rem;
  font-weight: 700;
  line-height: 1.45;
}
.poly-ready summary::after {
  content: "Reveal answer";
  display: block;
  margin-top: .55rem;
  color: var(--poly-blue);
  font-size: .7rem;
  font-weight: 900;
  letter-spacing: .04em;
  text-transform: uppercase;
}
.poly-ready details[open] summary { background: #f5faff; }
.poly-ready-answer {
  padding: .75rem .82rem;
  border-top: 1px solid #d7e4ec;
  color: #2f5d70;
  font-size: .78rem;
  line-height: 1.5;
}

.poly-rule-table-wrap { overflow-x: auto; }
.poly-rule-table {
  width: 100%;
  min-width: 510px;
  border-collapse: separate;
  border-spacing: 0;
  overflow: hidden;
  border: 1px solid #cedfeb;
  border-radius: 10px;
  font-size: .82rem;
}
.poly-rule-table th,
.poly-rule-table td {
  padding: .68rem .75rem;
  border-bottom: 1px solid #dce8ef;
  text-align: left;
}
.poly-rule-table th {
  background: #143d5d;
  color: #fff;
  font-size: .72rem;
  letter-spacing: .05em;
  text-transform: uppercase;
}
.poly-rule-table tr:last-child td { border-bottom: 0; }
.poly-rule-table td:nth-child(2) { color: #155e9f; font-family: ui-monospace, monospace; font-weight: 800; }
.poly-rule-table td:nth-child(3) { color: var(--poly-muted); }

.poly-callout {
  display: flex;
  gap: .72rem;
  align-items: flex-start;
  margin-top: .85rem;
  padding: .8rem .9rem;
  border: 1px solid #bedbed;
  border-radius: 10px;
  background: #f2f9ff;
  color: #2b5872;
  font-size: .81rem;
  line-height: 1.52;
}
.poly-callout strong {
  flex: 0 0 auto;
  color: #135b9c;
  font-size: .69rem;
  letter-spacing: .07em;
  text-transform: uppercase;
}
.poly-callout.warn {
  border-color: #efd5a3;
  background: #fff9ed;
  color: #705116;
}
.poly-callout.warn strong { color: #97640d; }

.poly-worked { overflow: hidden; margin-top: .8rem; }
.poly-worked-label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: .8rem;
  padding: .68rem .88rem;
  background: #eff7ff;
  border-bottom: 1px solid #d3e2ec;
  color: #155e9f;
  font-size: .71rem;
  font-weight: 900;
  letter-spacing: .07em;
  text-transform: uppercase;
}
.poly-level {
  padding: .22rem .42rem;
  border-radius: 999px;
  background: #fff;
  color: #47677f;
  font-size: .63rem;
  letter-spacing: .04em;
}
.poly-worked-body { padding: .9rem; }
.poly-worked-body > p {
  margin: 0;
  color: #35546b;
  font-size: .83rem;
  line-height: 1.55;
}
.poly-steps {
  display: grid;
  gap: .45rem;
  margin: .75rem 0 0;
  padding: 0;
  list-style: none;
}
.poly-steps li {
  display: grid;
  grid-template-columns: 1.65rem minmax(0, 1fr);
  gap: .55rem;
  align-items: start;
  color: #35546b;
  font-size: .81rem;
  line-height: 1.52;
}
.poly-step-no {
  display: grid;
  place-items: center;
  width: 1.65rem;
  height: 1.65rem;
  border-radius: 6px;
  background: #e8f3fb;
  color: #1763a5;
  font-family: ui-monospace, monospace;
  font-size: .68rem;
  font-weight: 900;
}

.poly-flow {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: .45rem;
  margin: .9rem 0;
}
.poly-flow-step {
  position: relative;
  min-height: 5.4rem;
  padding: .65rem;
  border: 1px solid #d8e5ed;
  border-radius: 9px;
  background: #fbfdff;
}
.poly-flow-step span {
  display: block;
  margin-bottom: .36rem;
  color: var(--poly-blue);
  font-family: ui-monospace, monospace;
  font-size: .65rem;
  font-weight: 900;
}
.poly-flow-step strong { display: block; color: var(--poly-navy); font-size: .72rem; line-height: 1.3; }

.poly-practice-intro {
  display: flex;
  flex-wrap: wrap;
  gap: .65rem;
  align-items: center;
  justify-content: space-between;
  margin-bottom: .8rem;
  padding: .72rem .82rem;
  border: 1px solid #cae2db;
  border-radius: 10px;
  background: #f0faf7;
  color: #2e6257;
  font-size: .8rem;
}
.poly-practice-intro strong { color: #126b59; }
.poly-set {
  margin-top: .8rem;
  padding: .85rem;
  border: 1px solid #d7e4ec;
  border-radius: 12px;
  background: #fbfdff;
}
.poly-set h3 {
  display: flex;
  align-items: center;
  gap: .48rem;
  margin: 0 0 .65rem;
  color: var(--poly-navy);
  font-size: .9rem;
}
.poly-set h3 span {
  display: grid;
  place-items: center;
  width: 1.55rem;
  height: 1.55rem;
  border-radius: 6px;
  background: #e8f3fb;
  color: #1763a5;
  font-family: ui-monospace, monospace;
  font-size: .64rem;
}
.poly-question-list { display: grid; gap: .52rem; }
.poly-question summary {
  padding: .72rem .78rem;
  color: #24465e;
  font-size: .8rem;
  font-weight: 700;
  line-height: 1.47;
}
.poly-question summary::after {
  content: "Show method";
  display: inline-block;
  margin-left: .45rem;
  color: var(--poly-blue);
  font-size: .67rem;
  font-weight: 900;
  letter-spacing: .04em;
  text-transform: uppercase;
}
.poly-question[open] summary { background: #f4faff; }
.poly-solution {
  padding: .75rem .8rem;
  border-top: 1px solid #d7e4ec;
  color: #365970;
  font-size: .8rem;
  line-height: 1.52;
}
.poly-solution p { margin: .35rem 0; }
.poly-marks {
  display: inline-flex;
  align-items: center;
  margin-left: .35rem;
  padding: .18rem .38rem;
  border-radius: 999px;
  background: #fff3d8;
  color: #875812;
  font-size: .64rem;
  font-weight: 900;
  letter-spacing: .04em;
}

.poly-mistake-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: .65rem;
}
.poly-mistake {
  padding: .78rem;
  border: 1px solid #f0d4d0;
  border-radius: 10px;
  background: #fff8f7;
}
.poly-mistake strong { display: block; color: #a33e3c; font-size: .78rem; }
.poly-mistake p { margin: .35rem 0 0; color: #765150; font-size: .75rem; line-height: 1.44; }

.poly-resource-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: .7rem;
}
.poly-resource {
  display: flex;
  flex-direction: column;
  min-height: 10.8rem;
  padding: .95rem;
  border: 1px solid #d4e2ec;
  border-radius: 12px;
  background: #fbfdff;
}
.poly-resource span {
  color: var(--poly-blue);
  font-size: .65rem;
  font-weight: 900;
  letter-spacing: .07em;
  text-transform: uppercase;
}
.poly-resource h3 { margin: .38rem 0; color: var(--poly-navy); font-size: .88rem; line-height: 1.3; }
.poly-resource p { flex: 1; margin: 0 0 .75rem; color: var(--poly-muted); font-size: .77rem; line-height: 1.46; }
.poly-resource a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2rem;
  border-radius: 7px;
  background: var(--poly-navy);
  color: #fff;
  font-size: .73rem;
  font-weight: 900;
  text-decoration: none;
}
.poly-resource a:hover,
.poly-resource a:focus-visible { background: var(--poly-blue); outline: 3px solid rgba(23,99,165,.23); outline-offset: 2px; }

.poly-footer {
  padding: 1.3rem 0;
  background: #0d263b;
  color: rgba(255,255,255,.66);
}
.poly-footer-inner { display: flex; justify-content: space-between; gap: .8rem; font-size: .75rem; }
.poly-footer a { color: #f6c85f; font-weight: 800; text-decoration: none; }

@media (max-width: 900px) {
  .poly-hero { grid-template-columns: 1fr; }
  .poly-roadmap { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .poly-flow { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .poly-resource-grid { grid-template-columns: 1fr; }
}
@media (max-width: 680px) {
  .poly-topbar-inner { min-height: 58px; }
  .poly-top-links { display: none; }
  .poly-main { padding-top: .85rem; }
  .poly-hero { border-radius: 15px; }
  .poly-scope,
  .poly-grid-2,
  .poly-grid-3,
  .poly-ready,
  .poly-mistake-grid { grid-template-columns: 1fr; }
  .poly-roadmap { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .poly-flow { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .poly-hero-actions .poly-button { width: 100%; }
  .poly-footer-inner { flex-direction: column; }
}
@media (max-width: 400px) {
  .poly-topbar-inner,
  .poly-tabs-inner,
  .poly-main,
  .poly-footer-inner { width: min(100% - 1.15rem, 1120px); }
  .poly-roadmap,
  .poly-flow { grid-template-columns: 1fr; }
  .poly-section { padding: .9rem; }
}
@media (max-width: 480px) {
  .poly-tabs-inner {
    width: calc(100% - 1rem);
    padding: .45rem 0;
    gap: .28rem;
    flex-wrap: wrap;
    justify-content: center;
    overflow-x: visible;
  }
  .poly-tabs a { padding: .4rem .52rem; font-size: .68rem; }
}

html.es-dark body.poly-course-body {
  background: #101d29;
  color: #e7f0f6;
}
html.es-dark .poly-tabs { background: rgba(14, 29, 42, .94); border-color: #28465d; }
html.es-dark .poly-tabs a { color: #b5cad9; }
html.es-dark .poly-tabs a.active { background: #326da2; border-color: #326da2; color: #fff; }
html.es-dark .poly-section,
html.es-dark .poly-mini-card,
html.es-dark .poly-ready details,
html.es-dark .poly-question,
html.es-dark .poly-worked,
html.es-dark .poly-set,
html.es-dark .poly-resource,
html.es-dark .poly-roadmap-step,
html.es-dark .poly-flow-step {
  background: #172837;
  border-color: #2e4a60;
}
html.es-dark .poly-section-head { border-color: #2e4a60; }
html.es-dark .poly-section-head h2,
html.es-dark .poly-mini-card h3,
html.es-dark .poly-roadmap-step strong,
html.es-dark .poly-flow-step strong,
html.es-dark .poly-set h3,
html.es-dark .poly-resource h3 { color: #edf5fb; }
html.es-dark .poly-section-head p,
html.es-dark .poly-mini-card p,
html.es-dark .poly-mini-card li,
html.es-dark .poly-roadmap-step small,
html.es-dark .poly-worked-body > p,
html.es-dark .poly-steps li,
html.es-dark .poly-question summary,
html.es-dark .poly-solution,
html.es-dark .poly-resource p { color: #b9ccda; }
html.es-dark .poly-scope-card { background: #172b3d; border-color: #2d4a61; }
html.es-dark .poly-scope-card.gold { background: #302a1b; border-color: #67592c; }
html.es-dark .poly-scope-card h3 { color: #eef5fb; }
html.es-dark .poly-checklist li { color: #c5d5e0; }
html.es-dark .poly-equation { background: #102230; border-color: #31516a; color: #cfe7f8; }
html.es-dark .poly-equation.answer { background: #12372f; border-color: #2c7968; color: #bbebdc; }
html.es-dark .poly-callout { background: #153246; border-color: #32627e; color: #c4e0ef; }
html.es-dark .poly-callout.warn { background: #352d1b; border-color: #6b5930; color: #eedca7; }
html.es-dark .poly-worked-label,
html.es-dark .poly-question[open] summary,
html.es-dark .poly-ready details[open] summary { background: #18384f; border-color: #2e5672; color: #99cbed; }
html.es-dark .poly-solution,
html.es-dark .poly-ready-answer { border-color: #2e4a60; }
html.es-dark .poly-rule-table { border-color: #2d4d65; }
html.es-dark .poly-rule-table th { background: #0c2235; }
html.es-dark .poly-rule-table td { border-color: #2d4d65; color: #c2d4df; }
html.es-dark .poly-rule-table td:nth-child(2) { color: #90c7f0; }
html.es-dark .poly-mistake { background: #372426; border-color: #704548; }
html.es-dark .poly-mistake strong { color: #ffaaa4; }
html.es-dark .poly-mistake p { color: #e9c5c1; }