:root {
  --bg: #f6f7fb;
  --card: #ffffff;
  --ink: #172033;
  --muted: #627089;
  --primary: #2454d6;
  --primary-dark: #173997;
  --accent: #f4b942;
  --border: #dfe5f0;
  --shadow: 0 20px 50px rgba(23, 32, 51, 0.12);
  color-scheme: light;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: radial-gradient(circle at top left, #e9efff 0, transparent 32rem), var(--bg);
  color: var(--ink);
  line-height: 1.6;
}

a {
  color: inherit;
}

.site-header {
  min-height: 74vh;
}

.topbar {
  align-items: center;
  display: flex;
  gap: 1rem;
  justify-content: flex-end;
  margin: 0 auto;
  max-width: 1120px;
  padding: 1.25rem;
}

.topbar a {
  color: var(--muted);
  font-weight: 700;
  text-decoration: none;
}

.topbar a:hover,
.topbar a:focus-visible {
  color: var(--primary);
}

.brand {
  color: var(--ink) !important;
  font-size: 1.05rem;
  margin-right: auto;
}

.hero {
  display: grid;
  min-height: 56vh;
  padding: 4rem 1.25rem;
  place-items: center;
  text-align: center;
}

.hero__content {
  max-width: 820px;
}

.eyebrow {
  color: var(--primary);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  margin: 0 0 0.75rem;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  font-size: clamp(2.5rem, 7vw, 5.5rem);
  line-height: 0.98;
  margin-bottom: 1.25rem;
}

h2 {
  font-size: clamp(2rem, 4vw, 3.25rem);
  line-height: 1.05;
  margin-bottom: 1rem;
}

h3 {
  font-size: 1.15rem;
  margin-bottom: 0.5rem;
}

.hero__lead,
.section-heading p,
.info-card p,
.result-card p {
  color: var(--muted);
}

.hero__lead {
  font-size: 1.15rem;
  margin: 0 auto 2rem;
  max-width: 680px;
}

.button {
  background: var(--primary);
  border-radius: 999px;
  box-shadow: 0 12px 30px rgba(36, 84, 214, 0.28);
  color: #fff;
  display: inline-flex;
  font-weight: 800;
  padding: 0.9rem 1.35rem;
  text-decoration: none;
}

.button:hover,
.button:focus-visible {
  background: var(--primary-dark);
}

.button:disabled,
.button[aria-disabled="true"] {
  background: #cbd5e1;
  box-shadow: none;
  color: #64748b;
  cursor: not-allowed;
}

.button--light {
  background: #e5e7eb;
  box-shadow: none;
  color: #334155;
}

.button--light:hover,
.button--light:focus-visible {
  background: #d1d5db;
  color: #1f2937;
}

.button--block {
  border: 0;
  box-sizing: border-box;
  cursor: pointer;
  justify-content: center;
  text-align: center;
  width: 100%;
}


.site-header--landing {
  min-height: auto;
}

.landing-hero {
  display: grid;
  min-height: 52vh;
  padding: 4.5rem 1.25rem 3.25rem;
  place-items: center;
  text-align: center;
}

.landing-hero__copy {
  max-width: 880px;
}

.landing-hero__actions {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  justify-content: center;
}

.landing-panel {
  scroll-margin-top: 1rem;
}

.section-heading--center {
  margin: 0 auto 2rem;
  text-align: center;
}

.pathway-grid {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.pathway-card {
  background: var(--card);
  border-radius: 24px;
  box-shadow: 0 18px 40px rgba(23, 32, 51, 0.16);
  color: var(--ink);
  display: grid;
  overflow: hidden;
  text-decoration: none;
  transition: transform 160ms ease, box-shadow 160ms ease;
}

.pathway-card:hover,
.pathway-card:focus-visible,
.course-card:hover,
.course-card:focus-visible {
  box-shadow: 0 24px 54px rgba(36, 84, 214, 0.22);
  transform: translateY(-3px);
}

.pathway-card__topline,
.pathway-card__title,
.pathway-card__subtitle {
  background: linear-gradient(135deg, #6236f2 0%, #2565e8 100%);
  color: #fff;
  display: block;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

.pathway-card--bach .pathway-card__topline,
.pathway-card--bach .pathway-card__title,
.pathway-card--bach .pathway-card__subtitle {
  background: linear-gradient(135deg, #4f46e5 0%, #0ea5e9 100%);
}

.pathway-card__topline {
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  padding-top: 1.35rem;
  text-transform: uppercase;
}

.pathway-card__title {
  align-items: center;
  display: flex;
  font-size: clamp(1.35rem, 3vw, 1.75rem);
  font-weight: 900;
  gap: 0.65rem;
  line-height: 1.1;
  padding-top: 0.25rem;
}

.pathway-card__icon {
  background: linear-gradient(180deg, #6ee7f9, #22c55e);
  border-radius: 2px;
  color: transparent;
  display: inline-flex;
  height: 1.2rem;
  width: 0.9rem;
}

.pathway-card__subtitle {
  font-weight: 700;
  padding-bottom: 1.25rem;
  padding-top: 0.35rem;
}

.pathway-card__body {
  display: grid;
  gap: 0.85rem;
  padding: 1.5rem;
}

.pathway-card__body span,
.course-card span {
  color: var(--muted);
}

.pathway-card__body span {
  align-items: flex-start;
  display: flex;
  gap: 0.75rem;
}

.pathway-card__body span::before {
  background: #8798ff;
  border-radius: 999px;
  content: '';
  flex: 0 0 0.5rem;
  height: 0.5rem;
  margin-top: 0.55rem;
  width: 0.5rem;
}

.course-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  margin-top: 1.5rem;
}

.course-grid--bach {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.course-card {
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--border);
  border-radius: 22px;
  box-shadow: 0 14px 32px rgba(23, 32, 51, 0.09);
  display: grid;
  gap: 0.5rem;
  min-height: 160px;
  padding: 1.25rem;
  text-decoration: none;
  transition: transform 160ms ease, box-shadow 160ms ease;
}

.course-card strong {
  color: var(--primary-dark);
  font-size: 1.05rem;
}

.course-context {
  background: #eef3ff;
  border: 1px solid #dbe6ff;
  border-radius: 999px;
  color: var(--primary-dark);
  display: inline-flex;
  font-weight: 800;
  margin-top: 0.75rem;
  padding: 0.45rem 0.8rem;
}

.levels-section {
  background: #fff7f7;
  margin: 0;
  padding: clamp(4rem, 8vw, 6.5rem) 1.25rem;
}

.levels-section h2 {
  color: #061936;
  font-size: clamp(2.15rem, 5vw, 3.4rem);
  font-weight: 900;
  letter-spacing: -0.04em;
  margin: 0 auto clamp(2.2rem, 5vw, 3.25rem);
  text-align: center;
}

.levels-grid {
  display: grid;
  gap: clamp(1.35rem, 3vw, 2rem);
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin: 0 auto;
  max-width: 1024px;
}

.level-card {
  background: #fff;
  border-radius: 22px;
  box-shadow: 0 18px 34px rgba(18, 24, 40, 0.12);
  color: #111c34;
  overflow: hidden;
}

.level-card__header {
  background: linear-gradient(135deg, #4f46f8 0%, #2264e8 100%);
  border-radius: 22px 22px 0 0;
  color: #fff;
  padding: 1.35rem 1.55rem 1.25rem;
}

.level-card--bachillerato .level-card__header {
  background: linear-gradient(135deg, #f59e0b 0%, #ef3f10 100%);
}

.level-card--universidad {
  grid-column: 1 / -1;
  justify-self: center;
  max-width: 496px;
  opacity: 0.74;
  width: 100%;
}

.level-card--universidad .level-card__header {
  background: linear-gradient(135deg, #64748b 0%, #172033 100%);
}

.level-card__header h3 {
  color: #fff;
  font-size: clamp(1.35rem, 3vw, 1.65rem);
  font-weight: 900;
  line-height: 1.05;
  margin: 0 0 0.35rem;
}

.level-card__header p {
  color: rgba(255, 255, 255, 0.94);
  font-size: 0.98rem;
  font-weight: 600;
  line-height: 1.35;
  margin: 0;
}

.level-card__list {
  display: grid;
  gap: 0.85rem;
  list-style: none;
  margin: 0;
  padding: 1.55rem 1.55rem 1.75rem;
}

.level-card__list li {
  align-items: flex-start;
  display: flex;
  gap: 0.75rem;
  line-height: 1.35;
}

.level-card__list li::before {
  background: #7c8cf8;
  border-radius: 999px;
  content: '';
  flex: 0 0 0.5rem;
  height: 0.5rem;
  margin-top: 0.45rem;
  width: 0.5rem;
}

.level-card--bachillerato .level-card__list li::before {
  background: #f2ad17;
}

.level-card--universidad .level-card__list li::before {
  background: #64748b;
}

.panel,
.info-grid {
  margin: 0 auto 4rem;
  max-width: 1120px;
  padding: 0 1.25rem;
}

.section-heading {
  max-width: 720px;
}

.selector-card,
.result-card,
.info-card {
  background: rgba(255, 255, 255, 0.88);
  border: 1px solid var(--border);
  border-radius: 28px;
  box-shadow: var(--shadow);
}

.selector-card {
  display: grid;
  gap: 0.7rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: 2rem 0;
  padding: 1.25rem;
}

.selector-card label {
  font-weight: 800;
}

.selector-card select {
  appearance: none;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 16px;
  color: var(--ink);
  font: inherit;
  grid-row: 2;
  min-width: 0;
  padding: 0.9rem 1rem;
}

.selector-card select:disabled {
  background: #edf1f7;
  color: #8490a3;
}

.result-card {
  min-height: 180px;
  padding: 1.5rem;
}

.result-card__empty {
  margin: 0;
}

.result-card__summary {
  color: var(--muted);
  margin: 1rem 0 0;
}

.result-card__search-description {
  color: var(--ink);
  font-weight: 800;
  margin: 0.25rem 0 0;
}

.result-card__load-more-wrapper {
  display: inline-flex;
  position: relative;
}

.result-card__guest-note {
  background: var(--ink);
  border-radius: 999px;
  bottom: calc(100% + 0.6rem);
  box-shadow: var(--shadow);
  color: #fff;
  font-size: 0.86rem;
  font-weight: 800;
  left: 50%;
  margin: 0;
  opacity: 0;
  padding: 0.55rem 0.85rem;
  pointer-events: none;
  position: absolute;
  text-align: center;
  transform: translate(-50%, 0.3rem);
  transition: opacity 0.18s ease, transform 0.18s ease;
  white-space: nowrap;
  z-index: 3;
}

.result-card__guest-note::after {
  border: 0.4rem solid transparent;
  border-top-color: var(--ink);
  content: '';
  left: 50%;
  position: absolute;
  top: 100%;
  transform: translateX(-50%);
}

.result-card__load-more-wrapper:hover .result-card__guest-note,
.result-card__load-more-wrapper:focus-within .result-card__guest-note {
  opacity: 1;
  transform: translate(-50%, 0);
}

.result-card__actions {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: flex-end;
  margin-top: 1.25rem;
}

.result-card__pdf-button,
.result-card__load-more-button {
  border: 0;
  font: inherit;
}

.problem-list {
  display: grid;
  gap: 0.85rem;
  list-style: none;
  margin: 1rem 0 0;
  padding: 0;
}

.problem-list li {
  border-left: 4px solid var(--accent);
  padding: 0.5rem 0 0.5rem 1rem;
}

.badge {
  background: #eef3ff;
  border-radius: 999px;
  color: var(--primary-dark);
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 800;
  margin-bottom: 0.35rem;
  padding: 0.2rem 0.55rem;
}

.button--secondary {
  background: #eef3ff;
  border: 0;
  box-shadow: none;
  color: var(--primary-dark);
  cursor: pointer;
  font: inherit;
}

.button--secondary:hover,
.button--secondary:focus-visible {
  background: #dfe8ff;
}

.result-card__empty--error {
  color: #a12b2b !important;
}

.exercise-list {
  display: grid;
  gap: 1rem;
  margin-top: 1.25rem;
}

.exercise-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 22px;
  padding: 1rem;
}

.exercise-card__header {
  align-items: flex-start;
  display: flex;
  gap: 0.75rem;
  justify-content: space-between;
}

.exercise-card__header h4 {
  font-size: 1rem;
  margin: 0.15rem 0 0;
}

.exercise-card__badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  justify-content: flex-end;
}

.exercise-card__badge {
  background: #fff7df;
  border-radius: 999px;
  color: #805600;
  display: inline-flex;
  font-size: 0.78rem;
  font-weight: 800;
  padding: 0.25rem 0.6rem;
}

.exercise-card__context {
  color: var(--ink) !important;
  margin: 0.8rem 0;
}

.exercise-card__meta {
  color: var(--muted);
  display: flex;
  flex-wrap: wrap;
  font-size: 0.9rem;
  gap: 0.45rem 1rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.exercise-card__actions {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: flex-end;
  margin-top: 1rem;
}

.exercise-card__work-button {
  box-shadow: none;
  font-size: 0.92rem;
  padding: 0.75rem 1.1rem;
}

.exercise-card__id {
  color: var(--muted);
  font-size: 0.82rem;
}

.exercise-card__details {
  border-top: 1px solid var(--border);
  margin-top: 1rem;
  padding-top: 1rem;
}

.exercise-card__details--single {
  border-top: 0;
  margin-top: 0.35rem;
  padding-top: 0;
}

.exercise-card__details-title {
  color: var(--primary-dark) !important;
  font-weight: 800;
  margin: 0 0 0.75rem;
}

.exercise-card__apartados {
  display: grid;
  gap: 0.75rem;
  margin: 0;
  padding-left: 1.25rem;
}

.exercise-card__apartados--single {
  list-style: none;
  padding-left: 0;
}

.exercise-card__apartado {
  border-radius: 0.75rem;
  padding: 0.15rem 0.35rem;
}

.exercise-card__apartado--match {
  background: #fff7df;
  outline: 1px solid #f2cf85;
}

.exercise-card__apartado p {
  color: var(--ink) !important;
  margin: 0.25rem 0 0;
}

.exercise-card__apartado-metrics {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.55rem;
}

.exercise-card__metric-link {
  background: #eef6ff;
  border: 1px solid #bfdbfe;
  border-radius: 999px;
  color: var(--primary-dark);
  display: inline-flex;
  font-size: 0.82rem;
  font-weight: 800;
  gap: 0.25rem;
  line-height: 1.2;
  padding: 0.35rem 0.65rem;
  position: relative;
  text-decoration: none;
}

.exercise-card__metric-link:hover,
.exercise-card__metric-link:focus-visible {
  background: #dbeafe;
  border-color: #93c5fd;
  color: var(--primary-dark);
}

.exercise-card__metric-link::after {
  background: #0f172a;
  border-radius: 0.65rem;
  bottom: calc(100% + 0.55rem);
  box-shadow: var(--shadow);
  color: #fff;
  content: attr(data-tooltip);
  font-size: 0.78rem;
  font-weight: 800;
  left: 50%;
  opacity: 0;
  padding: 0.45rem 0.65rem;
  pointer-events: none;
  position: absolute;
  transform: translate(-50%, 0.25rem);
  transition: opacity 0.18s ease, transform 0.18s ease;
  white-space: nowrap;
  z-index: 5;
}

.exercise-card__metric-link:hover::after,
.exercise-card__metric-link:focus-visible::after {
  opacity: 1;
  transform: translate(-50%, 0);
}

.exercise-card__metric-label {
  color: var(--ink);
}

.info-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: 1.3fr repeat(3, 1fr);
}

.info-card {
  box-shadow: none;
  padding: 1.25rem;
}

.site-footer {
  border-top: 1px solid var(--border);
  color: var(--muted);
  padding: 2rem 1.25rem;
  text-align: center;
}

.site-footer p {
  margin: 0;
}

@media (max-width: 820px) {
  .topbar {
    align-items: flex-start;
    flex-direction: column;
  }

  .brand {
    margin-right: 0;
  }

  .selector-card,
  .info-grid,
  .pathway-grid,
  .course-grid,
  .course-grid--bach,
  .levels-grid {
    grid-template-columns: 1fr;
  }

  .level-card--universidad {
    grid-column: auto;
    max-width: none;
  }

  .selector-card select {
    grid-row: auto;
  }
}

.site-header--compact {
  min-height: auto;
}

.auth-page {
  margin: 0 auto 4rem;
  max-width: 720px;
  padding: 2rem 1.25rem 0;
}

.enrollment-page {
  max-width: 1120px;
}

.auth-card {
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--border);
  border-radius: 28px;
  box-shadow: var(--shadow);
  padding: clamp(1.25rem, 4vw, 2.25rem);
}

.auth-card h1 {
  font-size: clamp(2.25rem, 6vw, 4rem);
}

.auth-card p {
  color: var(--muted);
}

.auth-form {
  display: grid;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.auth-form label {
  font-weight: 800;
}

.auth-form input {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 16px;
  color: var(--ink);
  font: inherit;
  padding: 0.9rem 1rem;
}

.auth-form .button {
  border: 0;
  cursor: pointer;
  justify-content: center;
  margin-top: 0.5rem;
}

.subject-card-grid,
.subject-choice-list {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.subject-card,
.subject-choice {
  color: var(--ink);
  cursor: pointer;
  display: block;
  font-weight: 800;
  min-width: 0;
  position: relative;
  text-align: left;
}

.subject-card__surface,
.subject-choice {
  align-content: start;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--border);
  border-radius: 22px;
  box-shadow: 0 14px 32px rgba(23, 32, 51, 0.09);
  display: grid;
  min-height: 160px;
  padding: 1.25rem;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.subject-card:hover .subject-card__surface,
.subject-card:focus-within .subject-card__surface,
.subject-choice:hover,
.subject-choice:focus-within {
  border-color: rgba(36, 84, 214, 0.45);
  box-shadow: 0 14px 30px rgba(36, 84, 214, 0.16);
  transform: translateY(-1px);
}

.subject-card input:checked + .subject-card__surface,
.subject-choice:has(input:checked) {
  background: linear-gradient(135deg, #eef4ff 0%, #fff 100%);
  border-color: var(--primary);
  box-shadow: 0 16px 34px rgba(36, 84, 214, 0.22);
}

.subject-card input,
.subject-choice input {
  appearance: none;
  block-size: 1px;
  inline-size: 1px;
  opacity: 0;
  pointer-events: none;
  position: absolute;
}

.subject-card__name,
.subject-choice__name {
  color: var(--primary-dark);
  display: block;
  font-size: clamp(1.1rem, 2vw, 1.35rem);
  font-weight: 900;
  line-height: 1.15;
}

.subject-card__meta {
  color: var(--muted);
  display: block;
  font-size: 0.9rem;
  font-weight: 700;
  margin-top: 0.45rem;
}

.subject-card__status {
  align-self: end;
  background: #eef2ff;
  border-radius: 999px;
  color: var(--primary-dark);
  display: inline-flex;
  font-size: 0.82rem;
  font-weight: 900;
  margin-top: 1rem;
  padding: 0.35rem 0.75rem;
}

.subject-card input:checked + .subject-card__surface .subject-card__status {
  background: var(--primary);
  color: #fff;
}

.enrollment-form .button {
  margin-top: 1rem;
}

.completion-card .button {
  margin-top: 1rem;
}

.completion-card strong {
  color: var(--ink);
}

.auth-actions {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 1.5rem;
}

.auth-actions--center {
  justify-content: center;
  text-align: center;
}

.auth-actions--equal {
  display: grid;
  grid-template-columns: repeat(2, minmax(13rem, 1fr));
  justify-content: center;
  margin-left: auto;
  margin-right: auto;
  max-width: 30rem;
}

.auth-actions a {
  color: var(--primary-dark);
  font-weight: 800;
}

.auth-actions .button {
  color: #fff;
  justify-content: center;
  min-width: 11rem;
}

.auth-actions--equal .button {
  min-width: 0;
  width: 100%;
}

.auth-actions .button--light {
  color: #334155;
}

.alert {
  border-radius: 18px;
  font-weight: 700;
  margin: 1rem 0;
  padding: 0.9rem 1rem;
}

.alert--success {
  background: #e9f8ef;
  color: #17633a;
}

.alert--error {
  background: #ffecef;
  color: #9f1d35;
}

.alert--warning {
  background: #fff7df;
  color: #825b00;
}

.user-menu {
  position: relative;
}

.user-menu__button {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--primary-dark);
  cursor: pointer;
  font: inherit;
  font-weight: 800;
  padding: 0.55rem 0.9rem;
}

.user-menu__button::after {
  content: "▾";
  font-size: 0.75rem;
  margin-left: 0.45rem;
}

.user-menu__dropdown {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 18px;
  box-shadow: var(--shadow);
  display: none;
  min-width: 190px;
  padding: 0.45rem;
  position: absolute;
  right: 0;
  top: calc(100% + 0.45rem);
  z-index: 10;
}

.user-menu:hover .user-menu__dropdown,
.user-menu:focus-within .user-menu__dropdown {
  display: grid;
}

.user-menu__dropdown a {
  border-radius: 12px;
  color: var(--ink);
  padding: 0.65rem 0.75rem;
}

.user-menu__dropdown a:hover,
.user-menu__dropdown a:focus-visible {
  background: #eef3ff;
  color: var(--primary-dark);
}

.stats-page {
  margin: 0 auto 4rem;
  max-width: 1120px;
  padding: 2rem 1.25rem 0;
}

.stats-card,
.stats-table-card {
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--border);
  border-radius: 28px;
  box-shadow: var(--shadow);
  margin-bottom: 1.25rem;
  padding: clamp(1rem, 3vw, 1.5rem);
}

.stats-filter {
  align-items: end;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1rem;
}

.stats-filter label {
  display: grid;
  font-weight: 800;
  gap: 0.35rem;
}

.stats-filter input {
  border: 1px solid var(--border);
  border-radius: 14px;
  font: inherit;
  padding: 0.75rem 0.9rem;
  width: 9rem;
}

.stats-table-wrapper {
  overflow-x: auto;
}

.stats-table {
  border-collapse: collapse;
  min-width: 780px;
  width: 100%;
}

.stats-table th,
.stats-table td {
  border-bottom: 1px solid var(--border);
  padding: 0.75rem;
  text-align: left;
  vertical-align: top;
}

.stats-table th {
  color: var(--primary-dark);
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.stats-empty {
  color: var(--muted);
  margin: 0;
}

@media (max-width: 820px) {
  .user-menu__dropdown {
    left: 0;
    right: auto;
  }
}

.content-page {
  margin: 0 auto 4rem;
  max-width: 1120px;
  padding: 2rem 1.25rem 0;
}

.content-hero {
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--border);
  border-radius: 32px;
  box-shadow: var(--shadow);
  margin-bottom: 1.25rem;
  padding: clamp(1.5rem, 5vw, 3rem);
}

.content-hero h1 {
  font-size: clamp(2.4rem, 7vw, 5rem);
}

.content-hero__lead {
  color: var(--muted);
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  margin: 0;
  max-width: 760px;
}

.content-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.content-card {
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--border);
  border-radius: 28px;
  box-shadow: var(--shadow);
  padding: clamp(1.25rem, 3vw, 2rem);
}

.content-card--wide {
  grid-column: 1 / -1;
}

.content-card--accent {
  background: linear-gradient(135deg, #eef3ff, #fff7df);
}

.content-card h2 {
  font-size: clamp(1.45rem, 3vw, 2.25rem);
}

.content-card p,
.content-list {
  color: var(--muted);
}

.content-list {
  display: grid;
  gap: 0.7rem;
  margin: 1rem 0 0;
  padding-left: 1.25rem;
}

.content-list strong {
  color: var(--ink);
}

.flow {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin: 1.25rem 0;
}

.flow span {
  align-items: center;
  background: #eef3ff;
  border: 1px solid #cfdcff;
  border-radius: 999px;
  color: var(--primary-dark);
  display: inline-flex;
  font-weight: 800;
  padding: 0.55rem 0.8rem;
}

.flow span:not(:last-child)::after {
  content: "→";
  color: var(--muted);
  margin-left: 0.65rem;
}

@media (max-width: 820px) {
  .content-grid {
    grid-template-columns: 1fr;
  }
}

.dashboard-page {
  margin: 0 auto 4rem;
  max-width: 1120px;
  padding: 2rem 1.25rem 0;
}

.dashboard-hero,
.dashboard-status article,
.dashboard-summary article,
.dashboard-subject-card,
.dashboard-topic-card {
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--border);
  border-radius: 28px;
  box-shadow: var(--shadow);
}

.dashboard-hero {
  align-items: center;
  display: grid;
  gap: 1rem;
  grid-template-columns: minmax(0, 1fr) minmax(240px, 320px);
  margin-bottom: 1.25rem;
  padding: clamp(1.5rem, 4vw, 2.5rem);
}

.dashboard-hero h1 {
  font-size: clamp(2.4rem, 6vw, 4.5rem);
}

.dashboard-hero__lead {
  color: var(--muted);
  font-size: 1.1rem;
  margin: 0;
  max-width: 680px;
}

.dashboard-elo-card {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  border-radius: 24px;
  color: #fff;
  padding: 1.25rem;
}

.dashboard-elo-card span,
.dashboard-elo-card small {
  display: block;
  opacity: 0.82;
}

.dashboard-elo-card strong {
  display: block;
  font-size: 1.25rem;
  line-height: 1.2;
  margin: 0.25rem 0 1rem;
}

.dashboard-elo-card__score {
  font-size: 2rem;
  font-weight: 900;
  line-height: 1;
}

.dashboard-status,
.dashboard-summary {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-bottom: 2rem;
}

.dashboard-status {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-bottom: 1rem;
}

.dashboard-status article {
  box-shadow: none;
  padding: 1rem;
}

.dashboard-status span {
  color: var(--muted);
  display: block;
  font-weight: 800;
  margin-bottom: 0.25rem;
}

.dashboard-status strong {
  color: var(--ink);
  word-break: break-word;
}

.dashboard-summary article {
  box-shadow: none;
  padding: 1rem;
}

.dashboard-summary span {
  color: var(--primary-dark);
  display: block;
  font-size: 2rem;
  font-weight: 900;
  line-height: 1;
}

.dashboard-summary strong {
  color: var(--muted);
}

.dashboard-topics {
  margin-top: 2rem;
}

.dashboard-subject-list,
.dashboard-topic-list,
.dashboard-subtopic-list {
  display: grid;
  gap: 1rem;
}

.dashboard-subject-card {
  padding: clamp(1.1rem, 3vw, 1.75rem);
}

.dashboard-subject-card__header {
  align-items: flex-start;
  display: flex;
  gap: 1rem;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.dashboard-subject-card__header h3 {
  font-size: clamp(1.7rem, 4vw, 2.4rem);
  margin: 0;
}

.dashboard-subject-card__header p:not(.eyebrow) {
  color: var(--muted);
  margin: 0.25rem 0 0;
}

.dashboard-subject-card > .dashboard-topic-list {
  margin-top: 1.25rem;
}

.dashboard-topic-card {
  box-shadow: none;
  padding: clamp(1rem, 3vw, 1.5rem);
}

.dashboard-topic-card__header {
  align-items: flex-start;
  display: flex;
  gap: 1rem;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.dashboard-topic-card__header h3,
.dashboard-topic-card__header h4 {
  font-size: clamp(1.35rem, 3vw, 2rem);
  margin: 0;
}

.dashboard-elo-pill {
  background: #eef3ff;
  border-radius: 999px;
  color: var(--primary-dark);
  flex: 0 0 auto;
  font-weight: 900;
  padding: 0.45rem 0.8rem;
}

.dashboard-progress {
  background: #e8eefc;
  border-radius: 999px;
  height: 0.65rem;
  overflow: hidden;
}

.dashboard-progress span {
  background: linear-gradient(90deg, var(--primary), var(--primary-dark));
  border-radius: inherit;
  display: block;
  height: 100%;
}

.dashboard-progress--compact {
  height: 0.45rem;
  margin-top: 0.65rem;
  max-width: 320px;
}

.dashboard-subtopic {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 0.85rem 1rem;
}

.dashboard-subtopic summary {
  align-items: center;
  cursor: pointer;
  display: flex;
  gap: 1rem;
  justify-content: space-between;
}

.dashboard-subtopic summary span {
  color: var(--ink);
  font-weight: 900;
}

.dashboard-subtopic summary strong,
.dashboard-subsubtopic-list strong {
  color: var(--primary-dark);
  white-space: nowrap;
}

.dashboard-subsubtopic-list {
  display: grid;
  gap: 0.5rem;
  list-style: none;
  margin: 0.85rem 0 0;
  padding: 0;
}

.dashboard-subsubtopic-list li {
  align-items: center;
  border-top: 1px solid var(--border);
  display: flex;
  gap: 1rem;
  justify-content: space-between;
  padding-top: 0.5rem;
}

@media (max-width: 820px) {
  .dashboard-hero,
  .dashboard-status,
  .dashboard-summary {
    grid-template-columns: 1fr;
  }

  .dashboard-subject-card__header,
  .dashboard-topic-card__header,
  .dashboard-subtopic summary,
  .dashboard-subsubtopic-list li {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.35rem;
  }
}

.panel--first {
  padding-top: 2rem;
}

.sr-only {
  border: 0;
  clip: rect(0, 0, 0, 0);
  height: 1px;
  margin: -1px;
  overflow: hidden;
  padding: 0;
  position: absolute;
  white-space: nowrap;
  width: 1px;
}

.landing-hero--compact {
  min-height: 30vh;
  padding-bottom: 1.25rem;
}

.landing-panel--first {
  margin-top: 0;
}

.stage-grid {
  display: grid;
  gap: clamp(1.25rem, 4vw, 2rem);
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin: 0 auto;
  max-width: 860px;
}

.stage-card {
  align-items: center;
  aspect-ratio: 1.35 / 1;
  background:
    radial-gradient(circle at 20% 20%, rgba(255, 255, 255, 0.34), transparent 34%),
    linear-gradient(135deg, #6236f2 0%, #2454d6 55%, #0ea5e9 100%);
  border-radius: 32px;
  box-shadow: 0 28px 70px rgba(36, 84, 214, 0.28);
  color: #fff;
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 240px;
  overflow: hidden;
  padding: clamp(1.5rem, 4vw, 2.5rem);
  position: relative;
  text-align: center;
  text-decoration: none;
  transition: box-shadow 180ms ease, transform 180ms ease;
}

.stage-card::before,
.stage-card::after {
  background: rgba(255, 255, 255, 0.16);
  border-radius: 999px;
  content: '';
  position: absolute;
}

.stage-card::before {
  height: 11rem;
  right: -4rem;
  top: -4rem;
  width: 11rem;
}

.stage-card::after {
  bottom: -5rem;
  height: 13rem;
  left: -5rem;
  width: 13rem;
}

.stage-card--bach {
  background:
    radial-gradient(circle at 20% 20%, rgba(255, 255, 255, 0.32), transparent 34%),
    linear-gradient(135deg, #172033 0%, #2454d6 58%, #22c55e 100%);
}

.stage-card:hover,
.stage-card:focus-visible {
  box-shadow: 0 34px 78px rgba(23, 32, 51, 0.28);
  transform: translateY(-6px);
}

.stage-card__label {
  font-size: clamp(2.8rem, 7vw, 5.3rem);
  font-weight: 950;
  letter-spacing: -0.05em;
  line-height: 0.95;
  position: relative;
  z-index: 1;
}

.stage-card__hint {
  font-size: 1rem;
  font-weight: 800;
  margin-top: 1rem;
  opacity: 0.9;
  position: relative;
  z-index: 1;
}

.stage-page {
  padding-top: 1.5rem;
}

.stage-page__hero {
  margin-bottom: 2rem;
  text-align: center;
}

.stage-page__hero .hero__lead {
  margin-bottom: 0;
}

.course-page .landing-hero__actions {
  margin-top: 1.75rem;
}

@media (max-width: 820px) {
  .stage-grid {
    grid-template-columns: 1fr;
  }

  .stage-card {
    min-height: 200px;
  }
}

.landing-hero--compact {
  min-height: 34vh;
  padding-bottom: 2.5rem;
}

.landing-hero--compact h1 {
  font-size: clamp(2.35rem, 6vw, 5rem);
  letter-spacing: -0.06em;
  max-width: none;
  white-space: nowrap;
}

.level-card {
  text-decoration: none;
  transition: transform 160ms ease, box-shadow 160ms ease;
}

.level-card[href]:hover,
.level-card[href]:focus-visible {
  box-shadow: 0 24px 54px rgba(36, 84, 214, 0.2);
  transform: translateY(-3px);
}

.stage-page {
  padding-top: 2rem;
}

.stage-page__hero {
  text-align: center;
}

.stage-page__hero h1 {
  color: #061936;
  font-size: clamp(2.4rem, 6vw, 4.6rem);
  font-weight: 900;
  letter-spacing: -0.055em;
  line-height: 1;
  margin-bottom: 1rem;
}

.course-grid {
  align-items: stretch;
}

.course-card {
  overflow: hidden;
  padding: 0;
}

.course-card strong {
  background: linear-gradient(135deg, #4f46f8 0%, #2264e8 100%);
  border-radius: 22px 22px 0 0;
  color: #fff;
  display: block;
  font-size: 1.2rem;
  line-height: 1.15;
  margin: -1px -1px 0;
  min-height: 84px;
  padding: 1.25rem;
}

.course-grid--bach .course-card strong {
  background: linear-gradient(135deg, #f59e0b 0%, #ef3f10 100%);
}

.course-card span {
  display: block;
  padding: 1.25rem;
}

.course-topics-page {
  background: #fff;
  padding: 2.5rem 1.25rem 5rem;
}

.course-topics-hero {
  margin: 0 auto 3rem;
  max-width: 1040px;
  text-align: center;
}

.course-topics-hero h1 {
  color: #061936;
  font-size: clamp(2.15rem, 4.8vw, 3.1rem);
  font-weight: 900;
  letter-spacing: -0.045em;
  line-height: 1.08;
  margin-bottom: 1rem;
}

.course-topics-hero .hero__lead {
  color: #28364f;
  margin-bottom: 1.35rem;
  max-width: 820px;
}

.topic-grid {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin: 0 auto;
  max-width: 1024px;
}

.topic-card {
  background: #fff;
  border: 1px solid #edf0f5;
  border-radius: 16px;
  box-shadow: 0 12px 22px rgba(15, 23, 42, 0.12);
  padding: 1.55rem;
}

.topic-card__heading {
  align-items: center;
  display: flex;
  gap: 1rem;
  margin-bottom: 1.1rem;
}

.topic-card__icon {
  align-items: center;
  color: #071832;
  display: inline-flex;
  flex: 0 0 2.4rem;
  font-size: 1.7rem;
  font-weight: 900;
  height: 2.4rem;
  justify-content: center;
  line-height: 1;
}

.topic-card__heading h2 {
  color: #061936;
  font-size: clamp(1.1rem, 2.3vw, 1.35rem);
  font-weight: 900;
  letter-spacing: -0.025em;
  line-height: 1.18;
  margin: 0;
}

.topic-card > p {
  color: #28364f;
  line-height: 1.45;
  margin-bottom: 1.15rem;
}

.topic-card__examples {
  background: #f8f9fb;
  border-radius: 8px;
  padding: 1rem;
}

.topic-card__examples h3 {
  color: #5f6b7d;
  font-size: 0.78rem;
  font-weight: 900;
  margin-bottom: 0.45rem;
}

.topic-card__examples ul {
  display: grid;
  gap: 0.28rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.topic-card__examples li {
  color: #13213a;
  font-size: 0.84rem;
  line-height: 1.35;
  padding-left: 1rem;
  position: relative;
}

.topic-card__examples li::before {
  color: #ff5b74;
  content: '·';
  font-size: 1.1rem;
  font-weight: 900;
  left: 0;
  line-height: 1;
  position: absolute;
  top: 0.02rem;
}

@media (max-width: 980px) {
  .course-grid,
  .course-grid--bach {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 820px) {
  .landing-hero--compact h1 {
    white-space: normal;
  }

  .topic-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 560px) {
  .course-grid,
  .course-grid--bach {
    grid-template-columns: 1fr;
  }

  .course-topics-page {
    padding-left: 1rem;
    padding-right: 1rem;
  }
}

/* Landing, stage and course cards */
.landing-hero--compact {
  min-height: clamp(16rem, 34vw, 28rem);
  padding-bottom: clamp(2.5rem, 6vw, 4rem);
  padding-top: clamp(3rem, 7vw, 5rem);
}

.landing-hero--compact .landing-hero__copy {
  max-width: min(96vw, 1500px);
  width: 100%;
}

.landing-hero--compact h1 {
  font-size: clamp(1rem, 5.35vw, 5rem);
  letter-spacing: -0.055em;
  white-space: nowrap;
}

.stage-page,
.course-topics-page {
  margin: 0 auto 4rem;
  max-width: 1120px;
  padding: 2rem 1.25rem 0;
}

.stage-page__hero,
.course-topics-hero {
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--border);
  border-radius: 32px;
  box-shadow: var(--shadow);
  margin-bottom: 1.5rem;
  padding: clamp(1.5rem, 5vw, 3rem);
  text-align: center;
}

.stage-page__hero h1,
.course-topics-hero h1 {
  font-size: clamp(2.25rem, 6vw, 4.75rem);
  letter-spacing: -0.045em;
}

.stage-page .panel {
  max-width: none;
  padding-left: 0;
  padding-right: 0;
}

.stage-page .course-grid {
  align-items: stretch;
}

.course-card {
  color: var(--ink);
  overflow: hidden;
  position: relative;
}

.course-card strong {
  font-size: clamp(1.1rem, 2vw, 1.35rem);
  line-height: 1.15;
}

.topic-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.topic-card {
  background: rgba(255, 255, 255, 0.94);
  border: 1px solid var(--border);
  border-radius: 28px;
  box-shadow: 0 14px 32px rgba(23, 32, 51, 0.09);
  display: grid;
  gap: 1rem;
  padding: clamp(1.15rem, 3vw, 1.6rem);
}

.topic-card__heading {
  align-items: center;
  display: flex;
  gap: 0.85rem;
}

.topic-card__icon {
  align-items: center;
  background: linear-gradient(135deg, #eef3ff, #fff7df);
  border: 1px solid #dbe6ff;
  border-radius: 18px;
  color: var(--primary-dark);
  display: inline-flex;
  flex: 0 0 3rem;
  font-weight: 900;
  height: 3rem;
  justify-content: center;
}

.topic-card h2 {
  color: var(--primary-dark);
  font-size: clamp(1.25rem, 2.6vw, 1.75rem);
  letter-spacing: -0.025em;
  margin: 0;
}

.topic-card p,
.topic-card li {
  color: var(--muted);
}

.topic-card p,
.topic-card__examples h3,
.topic-card__examples ul {
  margin-bottom: 0;
}

.topic-card__examples {
  background: #f8faff;
  border: 1px solid #dbe6ff;
  border-radius: 20px;
  padding: 1rem;
}

.topic-card__examples h3 {
  color: var(--ink);
  font-size: 0.9rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.topic-card__examples ul {
  display: grid;
  gap: 0.45rem;
  margin-top: 0.65rem;
  padding-left: 1.25rem;
}

@media (max-width: 820px) {
  .landing-hero--compact h1 {
    font-size: clamp(1rem, 5.4vw, 2.5rem);
  }

  .topic-grid {
    grid-template-columns: 1fr;
  }
}


/* Ajustes de espaciado solicitados para landing, etapas y cursos */
.landing-hero--compact {
  min-height: clamp(9rem, 18vw, 14rem);
  padding-bottom: clamp(0.75rem, 2vw, 1.35rem);
  padding-top: clamp(1.25rem, 3vw, 2.25rem);
}

.levels-section {
  padding-top: clamp(2rem, 4vw, 3.25rem);
}

.stage-page__hero h1,
.course-topics-hero h1 {
  font-size: clamp(1rem, 5.35vw, 5rem);
  letter-spacing: -0.055em;
  line-height: 0.98;
  margin-bottom: 1.25rem;
}

.course-topics-hero h1 {
  margin-left: auto;
  margin-right: auto;
  max-width: min(96vw, 1500px);
}

.course-topics-hero .landing-hero__actions,
.stage-page__hero .landing-hero__actions {
  margin-top: 0.25rem;
}

.exercise-page .section-heading {
  max-width: 840px;
}

.exercise-view {
  display: grid;
  gap: 1.35rem;
}

.exercise-view__header {
  align-items: flex-start;
  display: flex;
  gap: 1rem;
  justify-content: space-between;
}

.exercise-view__header h2 {
  font-size: clamp(1.4rem, 4vw, 2.25rem);
  margin-bottom: 0;
  overflow-wrap: anywhere;
}

.exercise-view__meta {
  border-bottom: 1px solid var(--border);
  padding-bottom: 1rem;
}

.exercise-view__context,
.exercise-view__apartado {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 1rem;
}

.exercise-view__context p,
.exercise-view__apartado p {
  color: var(--ink) !important;
  margin-bottom: 0;
}

.exercise-view__apartado-list {
  counter-reset: exercise-apartados;
  list-style: none;
  padding-left: 0;
}

.exercise-view__apartado {
  display: grid;
  gap: 0.8rem;
}

.exercise-view__apartado-header {
  align-items: baseline;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 0.8rem;
  justify-content: space-between;
}

.exercise-view__apartado-header code {
  background: #eef3ff;
  border-radius: 999px;
  color: var(--primary-dark);
  font-size: 0.78rem;
  padding: 0.2rem 0.55rem;
}

.exercise-view__taxonomy {
  color: var(--muted);
  display: flex;
  flex-wrap: wrap;
  font-size: 0.9rem;
  gap: 0.45rem 1rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.exercise-view__details {
  border-top: 1px solid var(--border);
  padding-top: 0.75rem;
}

.exercise-view__details summary {
  color: var(--primary-dark);
  cursor: pointer;
  font-weight: 800;
}

.landing-hero--home {
  min-height: 32vh;
  padding-bottom: 2rem;
  padding-top: 2.5rem;
}

.landing-hero--home h1 {
  margin-bottom: 1rem;
}

.pathway-card--topic .pathway-card__topline,
.pathway-card--topic .pathway-card__title,
.pathway-card--topic .pathway-card__subtitle {
  background: linear-gradient(135deg, #2454d6 0%, #6d4cf6 100%);
}

.pathway-card--course .pathway-card__topline,
.pathway-card--course .pathway-card__title,
.pathway-card--course .pathway-card__subtitle {
  background: linear-gradient(135deg, #f59e0b 0%, #ef3f10 100%);
}

.selector-card--explore {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.selector-card--explore .selector-card__wide {
  grid-column: 1 / -1;
}

.selector-card input,
.selector-card select {
  appearance: none;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 16px;
  color: var(--ink);
  font: inherit;
  min-width: 0;
  padding: 0.9rem 1rem;
}

.selector-card input {
  grid-row: auto;
}

.level-card {
  text-decoration: none;
}

@media (max-width: 820px) {
  .landing-hero--home {
    min-height: auto;
    padding-bottom: 1.5rem;
    padding-top: 1.5rem;
  }

  .selector-card--explore {
    grid-template-columns: 1fr;
  }

  .selector-card--explore .selector-card__wide {
    grid-column: auto;
  }
}

.selector-card--explore select {
  grid-row: auto;
}

.selector-card--explore label[for="area"] { grid-column: 1; grid-row: 3; }
.selector-card--explore #area { grid-column: 1; grid-row: 4; }
.selector-card--explore label[for="tema"] { grid-column: 2; grid-row: 3; }
.selector-card--explore #tema { grid-column: 2; grid-row: 4; }
.selector-card--explore label[for="subtema"] { grid-column: 3; grid-row: 3; }
.selector-card--explore #subtema { grid-column: 3; grid-row: 4; }
.selector-card--explore label[for="difficulty"] { grid-column: 4; grid-row: 3; }
.selector-card--explore #difficulty { grid-column: 4; grid-row: 4; }

@media (max-width: 820px) {
  .selector-card--explore label[for="area"],
  .selector-card--explore #area,
  .selector-card--explore label[for="tema"],
  .selector-card--explore #tema,
  .selector-card--explore label[for="subtema"],
  .selector-card--explore #subtema,
  .selector-card--explore label[for="difficulty"],
  .selector-card--explore #difficulty {
    grid-column: auto;
    grid-row: auto;
  }
}

/* Ajustes de titulares principales: landing, cursos y explorador */
.landing-hero--home,
.landing-hero--compact {
  min-height: clamp(7rem, 14vw, 10rem);
  padding-bottom: clamp(0.75rem, 1.8vw, 1.1rem);
  padding-top: clamp(0.75rem, 1.8vw, 1.1rem);
}

.landing-hero--home h1,
.landing-hero--compact h1,
.section-heading--explore h1 {
  font-size: clamp(2.2rem, 5.2vw, 4.8rem);
  letter-spacing: -0.06em;
  line-height: 0.98;
  margin-bottom: 0;
  max-width: none;
  white-space: nowrap;
}

.section-heading--explore {
  max-width: none;
}

.section-heading--explore p {
  max-width: 720px;
}

@media (max-width: 820px) {
  .landing-hero--home h1,
  .landing-hero--compact h1,
  .section-heading--explore h1 {
    font-size: clamp(1.6rem, 8vw, 2.5rem);
    white-space: normal;
  }
}

/* Ajustes finales de titulares compactos */
.landing-hero--home,
.landing-hero--compact {
  min-height: clamp(7rem, 14vw, 10rem);
  padding-bottom: clamp(0.75rem, 1.8vw, 1.1rem);
  padding-top: clamp(0.75rem, 1.8vw, 1.1rem);
}

.landing-hero--home h1,
.landing-hero--compact h1,
.section-heading--explore h1 {
  font-size: clamp(1.75rem, 5.2vw, 4.8rem);
  letter-spacing: -0.06em;
  line-height: 0.98;
  margin-bottom: 0;
  max-width: none;
  white-space: nowrap;
}

.section-heading--explore {
  max-width: none;
  text-align: center;
}

.section-heading--exercise-list h1 {
  font-size: clamp(1rem, 3.2vw, 2.4rem);
  letter-spacing: -0.035em;
  line-height: 1.08;
}

@media (max-width: 820px) {
  .landing-hero--home h1,
  .landing-hero--compact h1,
  .section-heading--explore h1 {
    font-size: clamp(1.15rem, 7vw, 2.5rem);
    white-space: nowrap;
  }
}


@media (max-width: 820px) {
  .section-heading--exercise-list h1 {
    font-size: clamp(0.9rem, 5vw, 1.35rem);
  }
}

.explore-card-grid {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: minmax(0, 1fr);
  margin: 2rem 0;
}

.selector-card--search,
.selector-card--taxonomy {
  margin: 0;
}

.selector-card--search {
  grid-template-columns: 1fr;
}

.selector-card__inline {
  align-items: stretch;
  display: grid;
  gap: 0.75rem;
  grid-template-columns: minmax(0, 1fr) auto;
}

.selector-card__inline .button {
  border: 0;
  cursor: pointer;
  justify-content: center;
}

.selector-card__help {
  color: var(--muted);
  font-size: 0.95rem;
  font-weight: 700;
  margin: 0;
}

.selector-card--taxonomy {
  align-items: end;
  grid-template-columns: repeat(3, minmax(0, 1fr)) auto;
}

.selector-card__submit {
  border: 0;
  cursor: pointer;
  grid-column: 4;
  grid-row: 2;
  justify-content: center;
}

@media (max-width: 820px) {
  .selector-card__inline,
  .selector-card--taxonomy,
  .auth-actions--equal {
    grid-template-columns: 1fr;
  }

  .selector-card__submit {
    grid-column: auto;
    grid-row: auto;
  }
}

@media print {
  .site-header,
  .site-footer,
  .result-card__actions,
  .exercise-card__actions {
    display: none !important;
  }

  body {
    background: #fff;
  }

  .panel,
  .result-card {
    box-shadow: none;
    margin: 0;
    max-width: none;
  }
}

.admin-quality-panel,
.admin-quality-section,
.admin-quality-access-card,
.admin-quality-check {
  background: var(--card);
  border-radius: 24px;
  box-shadow: 0 18px 40px rgba(23, 32, 51, 0.1);
}

.admin-quality-panel,
.admin-quality-section {
  margin: 2rem 0;
  padding: clamp(1.1rem, 3vw, 1.75rem);
}

.admin-quality-hero {
  margin-bottom: 1rem;
}

.admin-quality-nav {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-bottom: 2rem;
}

.admin-quality-card-grid,
.admin-quality-check-list,
.admin-quality-grid {
  display: grid;
  gap: 1rem;
}

.admin-quality-card-grid,
.admin-quality-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.admin-quality-access-card,
.admin-quality-check {
  border: 1px solid var(--border);
  box-shadow: none;
  padding: 1.1rem;
}

.admin-quality-access-card {
  display: grid;
  gap: 1rem;
}

.admin-quality-access-card h3,
.admin-quality-check h3 {
  font-size: clamp(1.35rem, 3vw, 2rem);
  margin: 0 0 0.5rem;
}

.admin-quality-access-card p:not(.eyebrow),
.admin-quality-check p {
  color: var(--muted);
  margin-bottom: 0;
}

.admin-quality-access-card__metric {
  align-items: baseline;
  color: var(--primary-dark);
  display: flex;
  gap: 0.5rem;
}

.admin-quality-access-card__metric strong {
  font-size: 2.25rem;
  font-weight: 900;
  line-height: 1;
}

.admin-quality-check {
  align-items: center;
  display: grid;
  gap: 0.75rem 1rem;
  grid-template-columns: 1fr auto auto;
}

.admin-quality-check > strong {
  border-radius: 999px;
  color: #fff;
  font-size: 1.3rem;
  font-weight: 900;
  min-width: 3rem;
  padding: 0.4rem 0.75rem;
  text-align: center;
}

.admin-quality-check > span {
  color: var(--muted);
  font-weight: 800;
}

.admin-quality-check--ok > strong {
  background: #16a34a;
}

.admin-quality-check--warning > strong {
  background: #d97706;
}

.admin-quality-summary {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.admin-quality-table-wrap {
  overflow-x: auto;
}

.admin-quality-table {
  border-collapse: collapse;
  min-width: 760px;
  width: 100%;
}

.admin-quality-table th,
.admin-quality-table td {
  border-bottom: 1px solid var(--border);
  padding: 0.85rem;
  text-align: left;
  vertical-align: top;
}

.admin-quality-table th {
  color: var(--muted);
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.admin-quality-table small {
  color: var(--muted);
}

.admin-quality-pill-list {
  display: grid;
  gap: 0.65rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.admin-quality-pill-list li {
  align-items: center;
  border: 1px solid var(--border);
  border-radius: 999px;
  display: flex;
  justify-content: space-between;
  padding: 0.65rem 0.85rem;
}

.admin-quality-pill-list span {
  color: var(--muted);
  font-weight: 800;
}

.admin-quality-pill-list strong {
  color: var(--primary-dark);
  font-weight: 900;
}

@media (max-width: 820px) {
  .admin-quality-card-grid,
  .admin-quality-grid,
  .admin-quality-summary {
    grid-template-columns: 1fr;
  }

  .admin-quality-check {
    align-items: flex-start;
    grid-template-columns: 1fr;
  }
}

.admin-quality-code {
  background: #111827;
  border-radius: 16px;
  color: #f8fafc;
  font-size: 0.9rem;
  overflow-x: auto;
  padding: 0.85rem 1rem;
  white-space: pre;
}

.admin-quality-code code {
  color: inherit;
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

.admin-page .admin-quality-summary {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

@media (min-width: 1100px) {
  .admin-quality-summary {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }
}