/* Estilos propios de biblioteca/examenes/evaluacion-bachillerato/index.html. */

/* Reglas particulares extraídas del antiguo sistema visual. */
.eyebrow {
  display: block;
  margin: 0 0 1.3rem;
  color: var(--color-muted);
  font-size: 0.73rem;
  font-weight: 800;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  overflow-wrap: break-word;
}

h1,
h2,
h3 {
  margin-top: 0;
  color: var(--color-text);
  line-height: 1.08;
  letter-spacing: -0.035em;
}

h1 {
  max-width: 820px;
  margin-bottom: 1.5rem;
  font-size: clamp(2.65rem, 6.3vw, 5.9rem);
  font-weight: 900;
}

h2 {
  margin-bottom: 1rem;
  font-size: clamp(2rem, 4vw, 3.6rem);
  font-weight: 850;
}

h3 {
  margin-bottom: 0.75rem;
  font-size: clamp(1.2rem, 2vw, 1.55rem);
  font-weight: 800;
  letter-spacing: -0.02em;
}

.lead {
  max-width: 720px;
  margin: 0;
  color: var(--color-muted);
  font-size: clamp(1.05rem, 1.5vw, 1.2rem);
}

.section {
  padding-block: var(--space-section);
}



.page-hero .lead {
  max-width: 780px;
}

@media (max-width: 640px) {

h1 { font-size: clamp(2.35rem, 13vw, 3.7rem); }

.hero-actions .button { width: 100%; }
}

.learning-site {
  --learning-blue: #1f5fbd;
  --learning-blue-dark: #164991;
  --learning-green: #15784e;
  --learning-red: #b43b3b;
}

.learning-site [hidden] {
  display: none !important;
}

.learning-hero .lead,
.learning-page-hero .lead {
  max-width: 820px;
  margin: clamp(1.5rem, 3vw, 2.25rem) 0 0;
  color: #3b3b37;
  font-size: clamp(1.1rem, 1.7vw, 1.35rem);
  line-height: 1.6;
}

.learning-section-heading p {
  max-width: 760px;
  margin: 1rem 0 0;
  color: var(--color-muted);
  font-size: clamp(1rem, 1.4vw, 1.15rem);
}





/* Componentes modulares utilizados por esta página. */
.module-site {
  --module-accent: var(--color-text);
}

.breadcrumbs {
  padding-top: 1.25rem;
  color: var(--color-muted);
  font-size: 0.86rem;
}

.breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.55rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.breadcrumbs li {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
}

.breadcrumbs li:not(:last-child)::after {
  content: "/";
  color: #a2a29b;
}

.breadcrumbs a {
  text-decoration: none;
}

.breadcrumbs a:hover {
  text-decoration: underline;
}

@media (max-width: 480px) {
.breadcrumbs {
    font-size: 0.78rem;
  }
}

/* Estilos que ya pertenecían a esta página. */
.baccalaureate-exam {
  --exam-ink: #152934;
  --exam-paper: #fffdf8;
  --exam-line: #cfd8d7;
  --exam-cream: #f6f0e2;
  background: #f4f7f6;
  color: var(--exam-ink);
}

.baccalaureate-exam .katex {
  font-size: 1.12em;
}

.baccalaureate-exam .katex-display {
  max-width: 100%;
  margin: 0.55rem 0;
  padding: 0.15rem 0;
  overflow-x: auto;
  overflow-y: hidden;
}

.evaluation-hero {
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  background: var(--exam-paper);
}

.evaluation-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(280px, 0.65fr);
  gap: clamp(2rem, 5vw, 5rem);
  align-items: center;
  min-height: 480px;
  padding-block: clamp(3.5rem, 8vw, 7rem);
}

.evaluation-hero h1 {
  max-width: 850px;
  margin: 0.65rem 0 0;
  font-size: clamp(3rem, 8vw, 6.8rem);
  line-height: 0.88;
  letter-spacing: -0.06em;
}

.evaluation-hero .lead {
  max-width: 760px;
  margin: 1.5rem 0 0;
  color: #46575f;
  font-size: clamp(1.02rem, 1.8vw, 1.24rem);
}

.evaluation-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.5rem;
}

.evaluation-tags span {
  padding: 0.55rem 0.75rem;
  border: 1px solid var(--exam-ink);
  background: #fff;
  font-size: 0.72rem;
  font-weight: 850;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.evaluation-hero-mark {
  position: relative;
  display: grid;
  min-height: 330px;
  place-content: center;
  border: 2px solid var(--exam-ink);
  border-radius: 50%;
  background: #e5eee9;
  text-align: center;
  box-shadow: 18px 18px 0 #f2bd4a;
}

.evaluation-hero-mark span,
.evaluation-hero-mark strong {
  display: block;
}

.evaluation-hero-mark span {
  font-size: clamp(6rem, 12vw, 9rem);
  font-weight: 950;
  line-height: 0.75;
}

.evaluation-hero-mark strong {
  margin-top: 1.25rem;
  font-size: 0.88rem;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.evaluation-hero-mark i {
  position: absolute;
  display: grid;
  width: 54px;
  height: 54px;
  place-items: center;
  border: 1px solid var(--exam-ink);
  border-radius: 50%;
  background: #fff;
  font-family: Georgia, serif;
  font-size: 1.45rem;
  font-style: normal;
  font-weight: 800;
}

.evaluation-hero-mark i:nth-of-type(1) { top: 14%; left: -4%; }
.evaluation-hero-mark i:nth-of-type(2) { top: -2%; right: 17%; background: #f2bd4a; }
.evaluation-hero-mark i:nth-of-type(3) { right: -4%; bottom: 17%; background: #d8c8f1; }

.evaluation-intro {
  padding-block: clamp(2.5rem, 6vw, 5rem);
  background: var(--exam-cream);
}

.evaluation-intro-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 0.72fr);
  gap: clamp(2rem, 5vw, 5rem);
  align-items: start;
}

.section-kicker {
  margin: 0 0 0.6rem;
  color: #526b67;
  font-size: 0.72rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.evaluation-intro h2,
.evaluation-closing h2 {
  max-width: 820px;
  margin: 0;
  font-size: clamp(1.8rem, 4vw, 3.35rem);
  line-height: 1.04;
  letter-spacing: -0.035em;
}

.evaluation-intro-grid > div:last-child {
  padding-left: 1.3rem;
  border-left: 5px solid #598e7a;
  color: #43555c;
}

.problem-index {
  padding-block: 1.1rem;
  border-block: 1px solid var(--exam-line);
  background: #fff;
}

.problem-index ol {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0.6rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.problem-index a {
  display: flex;
  min-height: 62px;
  gap: 0.65rem;
  align-items: center;
  padding: 0.7rem;
  border: 1px solid var(--exam-line);
  background: #f8faf9;
  color: var(--exam-ink);
  font-size: 0.76rem;
  font-weight: 800;
  text-decoration: none;
}

.problem-index a:hover,
.problem-index a:focus-visible {
  border-color: var(--exam-ink);
  background: var(--exam-cream);
}

.problem-index a span {
  color: #668179;
  font-size: 0.68rem;
  font-weight: 950;
}

.problem-list {
  padding-block: clamp(2.5rem, 7vw, 6rem);
}

.exam-problem {
  --problem-accent: #7154a5;
  --problem-soft: #eee8f7;
  scroll-margin-top: 130px;
  margin-bottom: clamp(2.5rem, 7vw, 6rem);
  border: 1px solid var(--exam-ink);
  background: #fff;
  box-shadow: 10px 10px 0 color-mix(in srgb, var(--problem-accent) 24%, transparent);
}

.problem-geometry { --problem-accent: #34765e; --problem-soft: #e3f1e9; }
.problem-trigonometry { --problem-accent: #a66a16; --problem-soft: #f7ecd8; }
.problem-line { --problem-accent: #316c97; --problem-soft: #e2edf5; }
.problem-domain { --problem-accent: #b24f46; --problem-soft: #f8e6e4; }

.problem-heading {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr);
  gap: clamp(1.25rem, 3vw, 2.5rem);
  align-items: stretch;
  border-bottom: 1px solid var(--exam-ink);
}

.problem-heading > div {
  display: grid;
  align-content: center;
  justify-items: center;
  min-height: 180px;
  padding: 1.2rem;
  background: var(--problem-accent);
  color: #fff;
  text-align: center;
}

.problem-number {
  font-size: clamp(2.8rem, 6vw, 4.8rem);
  font-weight: 950;
  line-height: 0.9;
}

.problem-heading p {
  margin: 0.65rem 0 0;
  font-size: 0.66rem;
  font-weight: 900;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.problem-heading h2 {
  align-self: center;
  max-width: 1050px;
  margin: 0;
  padding: clamp(1.4rem, 4vw, 3rem) clamp(1rem, 3vw, 2.5rem) clamp(1.4rem, 4vw, 3rem) 0;
  font-size: clamp(1.65rem, 4vw, 3.1rem);
  line-height: 1.04;
  letter-spacing: -0.035em;
}

.problem-statement {
  padding: clamp(1.5rem, 4vw, 3.5rem);
  font-size: clamp(1rem, 1.45vw, 1.14rem);
}

.problem-statement > :first-child { margin-top: 0; }
.problem-statement > :last-child { margin-bottom: 0; }

.problem-statement h3 {
  margin: 1.5rem 0 0.6rem;
  color: var(--problem-accent);
  font-size: 0.78rem;
  font-weight: 950;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.featured-equation {
  margin: 1.5rem 0;
  padding: clamp(1.25rem, 3vw, 2rem);
  border-left: 6px solid var(--problem-accent);
  background: var(--problem-soft);
}

.featured-equation .katex {
  font-size: clamp(1.28rem, 2.5vw, 1.75rem);
}

.problem-question {
  margin-top: 1.5rem;
  padding: 1.1rem 1.2rem;
  border: 1px solid var(--problem-accent);
  background: var(--problem-soft);
}

.problem-question > span {
  display: block;
  color: var(--problem-accent);
  font-size: 0.68rem;
  font-weight: 950;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.problem-question p {
  margin: 0.4rem 0 0;
  font-size: 1.1em;
  font-weight: 750;
}

.statement-data {
  display: grid;
  gap: 0.65rem;
  margin: 1rem 0;
  padding: 0;
  list-style: none;
}

.statement-data li {
  padding: 0.8rem 1rem 0.8rem 2.6rem;
  border: 1px solid var(--exam-line);
  background: #fbfcfb;
  position: relative;
}

.statement-data li::before {
  position: absolute;
  top: 0.78rem;
  left: 1rem;
  color: var(--problem-accent);
  content: "◆";
  font-size: 0.74rem;
}

.problem-figure {
  display: grid;
  justify-items: center;
  max-width: 860px;
  margin: 2rem auto;
  padding: clamp(1rem, 3vw, 2rem);
  border: 1px solid var(--exam-line);
  background: #fbfdfb;
}

.problem-figure img {
  display: block;
  width: 100%;
  height: auto;
}

.crop-figure img { max-width: 520px; }
.tree-figure img { max-width: 780px; }

.problem-figure figcaption {
  margin-top: 0.75rem;
  color: #526168;
  font-size: 0.78rem;
  text-align: center;
}

.solution-actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  border-top: 1px solid var(--exam-ink);
  background: var(--exam-ink);
}

.solution-toggle {
  display: flex;
  min-height: 70px;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
  padding: 1rem clamp(1rem, 3vw, 1.7rem);
  border: 0;
  border-radius: 0;
  background: #fff;
  color: var(--exam-ink);
  font: inherit;
  font-weight: 900;
  cursor: pointer;
  text-align: left;
}

.solution-toggle:hover,
.solution-toggle:focus-visible,
.solution-toggle.is-open {
  background: var(--problem-soft);
}

.solution-toggle:focus-visible {
  position: relative;
  z-index: 1;
  outline: 3px solid var(--problem-accent);
  outline-offset: -4px;
}

.solution-toggle i {
  display: grid;
  flex: 0 0 auto;
  width: 34px;
  height: 34px;
  place-items: center;
  border: 1px solid currentColor;
  border-radius: 50%;
  font-size: 1.25rem;
  font-style: normal;
  transition: transform 180ms ease;
}

.solution-toggle.is-open i { transform: rotate(45deg); }

.solution-panel {
  padding: clamp(1.4rem, 4vw, 3.5rem);
  border-top: 1px solid var(--exam-ink);
}

.solution-panel[hidden] { display: none; }

.solution-panel > header {
  display: grid;
  grid-template-columns: minmax(130px, 0.3fr) minmax(0, 1fr);
  gap: 1rem;
  align-items: end;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid color-mix(in srgb, var(--problem-accent) 38%, transparent);
}

.solution-panel > header p,
.solution-panel > header h3 {
  margin: 0;
}

.solution-panel > header p {
  color: var(--problem-accent);
  font-size: 0.68rem;
  font-weight: 950;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.solution-panel > header h3 {
  font-size: clamp(1.65rem, 3vw, 2.45rem);
}

.solution-quick {
  background: var(--problem-soft);
}

.quick-math {
  display: grid;
  gap: 0.35rem;
  max-width: 900px;
  margin-inline: auto;
}

.quick-math .katex {
  font-size: clamp(1.15rem, 2.4vw, 1.55rem);
}

.solution-detail {
  background: #fff;
}

.concept-list {
  display: grid;
  gap: 0;
  margin: 1.5rem 0 2rem;
  padding: 0;
  border: 1px solid var(--exam-line);
  list-style: none;
}

.concept-list li {
  display: grid;
  grid-template-columns: 50px minmax(0, 1fr);
  border-bottom: 1px solid var(--exam-line);
}

.concept-list li:last-child { border-bottom: 0; }

.concept-list li > span:first-child {
  display: grid;
  min-height: 62px;
  place-items: center;
  background: var(--problem-soft);
  color: var(--problem-accent);
  font-weight: 950;
}

.concept-list li > p,
.concept-list li > div,
.concept-list li > .katex-display {
  grid-column: 2;
}

.concept-list li > p {
  margin: 0;
  padding: 1rem;
}

.concept-list li > .katex-display {
  margin: 0 1rem 1rem;
}

.logic-statement {
  margin: 0 1rem 1rem;
  padding: 0.8rem 1rem;
  border-left: 4px solid var(--problem-accent);
  background: var(--problem-soft);
  font-weight: 750;
}

.solution-development {
  margin-top: 2.25rem;
}

.solution-development h4,
.solution-conclusion h4 {
  margin: 0;
  color: var(--problem-accent);
  font-size: 0.75rem;
  font-weight: 950;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.starting-equation {
  margin-top: 1rem;
  padding: 1rem;
  border: 1px solid var(--exam-line);
  background: #fafbf9;
}

.solution-steps {
  display: grid;
  gap: 1rem;
  margin: 1.25rem 0 0;
  padding: 0;
  counter-reset: step;
  list-style: none;
}

.solution-steps > li {
  padding: clamp(1rem, 2.5vw, 1.5rem);
  border-left: 5px solid var(--problem-accent);
  background: #f8faf9;
}

.solution-steps h5 {
  margin: 0;
  font-size: 1.02rem;
}

.solution-steps p {
  margin: 0.75rem 0 0;
}

.solution-steps ul {
  margin: 0.8rem 0 0;
}

.solution-conclusion {
  margin-top: 1.5rem;
  padding: clamp(1.1rem, 3vw, 1.7rem);
  border: 1px solid var(--problem-accent);
  background: var(--problem-soft);
}

.solution-conclusion p:last-of-type { margin-bottom: 0; }

.evaluation-closing {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 0.58fr);
  gap: 2rem;
  align-items: end;
  padding: clamp(2rem, 5vw, 4rem);
  border: 1px solid var(--exam-ink);
  background: #e5eee9;
}

.evaluation-closing > p {
  margin: 0;
  color: #46575f;
}

@media (max-width: 1080px) {
  .evaluation-hero-grid {
    grid-template-columns: minmax(0, 1fr) minmax(240px, 0.52fr);
  }

  .problem-index ol {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .problem-index li:nth-child(4),
  .problem-index li:nth-child(5) {
    grid-column: span 1;
  }
}

@media (max-width: 760px) {
  .evaluation-hero-grid,
  .evaluation-intro-grid,
  .evaluation-closing {
    grid-template-columns: 1fr;
  }

  .evaluation-hero-grid {
    min-height: 0;
  }

  .evaluation-hero-mark {
    width: min(100%, 330px);
    min-height: 300px;
    margin-inline: auto;
  }

  .problem-index ol {
    grid-template-columns: 1fr 1fr;
  }

  .problem-index li:last-child {
    grid-column: 1 / -1;
  }

  .problem-heading {
    grid-template-columns: 92px minmax(0, 1fr);
  }

  .problem-heading > div {
    min-height: 150px;
    padding: 0.75rem;
  }

  .problem-heading h2 {
    padding-block: 1.25rem;
  }

  .solution-panel > header {
    grid-template-columns: 1fr;
    align-items: start;
  }

  .concept-list li {
    grid-template-columns: 42px minmax(0, 1fr);
  }
}

@media (max-width: 520px) {
  .evaluation-hero h1 {
    font-size: clamp(2.8rem, 16vw, 4.2rem);
  }

  .evaluation-tags,
  .solution-actions {
    display: grid;
    grid-template-columns: 1fr;
  }

  .evaluation-tags span {
    text-align: center;
  }

  .problem-index ol {
    grid-template-columns: 1fr;
  }

  .problem-index li:last-child {
    grid-column: auto;
  }

  .problem-heading {
    grid-template-columns: 1fr;
  }

  .problem-heading > div {
    display: flex;
    min-height: 0;
    justify-content: space-between;
    align-items: center;
    text-align: left;
  }

  .problem-heading p {
    margin: 0;
  }

  .problem-heading h2 {
    padding: 1.25rem;
  }

  .problem-statement,
  .solution-panel {
    padding: 1.15rem;
  }

  .solution-actions {
    gap: 1px;
  }

  .solution-toggle {
    min-height: 60px;
  }

  .concept-list li {
    grid-template-columns: 36px minmax(0, 1fr);
  }

  .concept-list li > p {
    padding: 0.85rem;
  }

  .problem-figure {
    padding: 0.5rem;
  }

  .baccalaureate-exam .katex-display {
    margin-inline: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .solution-toggle i { transition: none; }
}