:root {
  --bg: #f5f4f0;
  --bg-strong: #eceae4;
  --surface: rgba(255, 255, 255, 0.92);
  --surface-strong: rgba(255, 255, 255, 0.97);
  --surface-line: rgba(30, 58, 95, 0.1);
  --ink: #1a1a2e;
  --ink-soft: #3d3d5c;
  --ink-faint: #6b6b8a;
  --accent: #1e3a5f;
  --accent-light: #2d5a8a;
  --accent-soft: rgba(30, 58, 95, 0.08);
  --gold: #b8860b;
  --gold-light: #daa520;
  --gold-soft: rgba(184, 134, 11, 0.1);
  --success: #2d6a4f;
  --error: #8b2942;
  --shadow: 0 4px 20px rgba(26, 26, 46, 0.08);
  --shadow-sm: 0 1px 4px rgba(26, 26, 46, 0.06);
  --radius-xl: 10px;
  --radius-lg: 8px;
  --radius-md: 6px;
  --max-width: 1200px;
  --font-serif: "Newsreader", "Georgia", serif;
  --font-sans: "Instrument Sans", "Helvetica Neue", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  background:
    linear-gradient(180deg, #f8f7f3 0%, var(--bg) 40%, #edece6 100%);
  font-family: var(--font-sans);
  line-height: 1.65;
  overflow-x: hidden;
}

body::before {
  content: "";
  display: block;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--accent) 0%, var(--gold) 50%, var(--accent) 100%);
}

h1, h2, h3, h4, h5 {
  font-family: var(--font-serif);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.25;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
textarea {
  font: inherit;
}

.aurora {
  position: fixed;
  z-index: -1;
  filter: blur(120px);
  opacity: 0.12;
  border-radius: 999px;
}

.aurora-one {
  top: -6rem;
  right: -4rem;
  width: 32rem;
  height: 32rem;
  background: rgba(30, 58, 95, 0.12);
}

.aurora-two {
  bottom: 2rem;
  left: -6rem;
  width: 36rem;
  height: 36rem;
  background: rgba(184, 134, 11, 0.08);
}

.site-header,
.hero,
.overview,
.day-selector,
.workspace,
.resources,
.site-footer {
  width: min(calc(100% - 3rem), var(--max-width));
  margin: 0 auto;
}

.site-header {
  position: relative;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  padding: 1.5rem 0 1rem;
  border-bottom: 2px solid var(--accent);
}

.site-header::after {
  content: "";
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--gold);
}

.brand {
  display: flex;
  align-items: center;
  gap: 1.2rem;
}

.brand h1,
.brand p {
  margin: 0;
  font-family: var(--font-serif);
}

.brand-mark {
  width: 3.5rem;
  height: 3.5rem;
  display: grid;
  place-items: center;
  border-radius: 4px;
  background: var(--accent);
  color: #fff;
  font-family: var(--font-serif);
  font-weight: 700;
  letter-spacing: 0.06em;
  font-size: 1.1rem;
  box-shadow: var(--shadow-sm);
  border: 2px solid var(--gold);
  position: relative;
}

.brand .eyebrow {
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: 0.15rem;
}

.brand h1 {
  font-size: 1.3rem;
  color: var(--ink);
}

.top-nav {
  position: relative;
  z-index: 60;
  overflow: visible;
  display: flex;
  gap: 0.25rem;
  padding: 0.4rem 0.6rem;
  border-radius: var(--radius-md);
  background: var(--surface);
  border: 1px solid rgba(26, 26, 46, 0.08);
  box-shadow: var(--shadow-sm);
}

.top-nav a {
  color: var(--ink-soft);
  font-size: 0.9rem;
  font-weight: 500;
  padding: 0.5rem 0.9rem;
  border-radius: var(--radius-md);
  transition: background 150ms ease, color 150ms ease;
}

.top-nav a:hover {
  background: rgba(30, 58, 95, 0.08);
  color: var(--ink);
}

.top-nav a.is-active,
.nav-link-strong {
  color: var(--accent);
  font-weight: 600;
  background: var(--accent-soft);
}

.nav-link-strong {
  padding: 0.5rem 0.9rem;
  border-radius: var(--radius-md);
}

.nav-dropdown {
  position: relative;
  z-index: 70;
}

.nav-dropdown-trigger {
  min-height: 2.25rem;
  padding: 0.4rem 0.85rem;
  border-radius: 999px;
  border: 1px solid rgba(214, 221, 233, 0.82);
  background: rgba(255, 255, 255, 0.72);
  color: var(--ink);
  cursor: pointer;
}

.nav-dropdown-panel {
  position: absolute;
  top: calc(100% + 0.85rem);
  right: 0;
  z-index: 999;
  width: min(46rem, calc(100vw - 2rem));
  display: none;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  padding: 1rem;
  border-radius: var(--radius-xl);
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(225, 232, 241, 0.92);
  box-shadow: 0 30px 80px rgba(35, 49, 80, 0.18);

}

.nav-dropdown.is-open .nav-dropdown-panel {
  display: grid;
}

.nav-dropdown-column {
  display: grid;
  gap: 0.55rem;
}

.nav-dropdown-label {
  margin: 0 0 0.2rem;
  color: var(--ink-faint);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.72rem;
}

.nav-dropdown-column a {
  display: grid;
  gap: 0.15rem;
  padding: 0.8rem 0.9rem;
  border-radius: var(--radius-md);
  background: rgba(246, 249, 253, 0.92);
  border: 1px solid rgba(224, 230, 239, 0.88);
}

.nav-dropdown-column a strong {
  color: var(--ink);
  font-size: 0.96rem;
}

.nav-dropdown-column a span {
  color: var(--ink-soft);
  font-size: 0.84rem;
  line-height: 1.45;
}

.hero {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 1.5rem;
  padding: 3.8rem 0 2.2rem;
  align-items: stretch;
}

.hero-copy,
.hero-panel,
.overview,
.day-selector,
.sidebar,
.module-card,
.resources-grid article {
  background: var(--surface);
  border: 1px solid rgba(26, 26, 46, 0.1);
  box-shadow: var(--shadow-sm);
}

.hero-copy {
  padding: 2.5rem 3rem;
  border-radius: var(--radius-xl);
  border: 1px solid rgba(26, 26, 46, 0.1);
}

.hero h2 {
  margin: 0;
  max-width: 14ch;
  font-family: var(--font-serif);
  font-size: clamp(2rem, 5vw, 3.5rem);
  line-height: 1.1;
  letter-spacing: -0.03em;
}

.hero-text {
  max-width: 60ch;
  margin: 1rem 0 0;
  font-size: 1rem;
  color: var(--ink-soft);
  line-height: 1.7;
}

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 1.25rem;
}

.hero-badges span {
  display: inline-flex;
  align-items: center;
  min-height: 2rem;
  padding: 0 0.9rem;
  border-radius: var(--radius-md);
  background: rgba(30, 58, 95, 0.08);
  border: 1px solid rgba(30, 58, 95, 0.15);
  color: var(--ink-soft);
  font-size: 0.85rem;
  font-weight: 500;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 1.5rem;
}

.hero-panel {
  border-radius: var(--radius-xl);
  padding: 2rem;
  border: 1px solid rgba(26, 26, 46, 0.1);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.8rem;
  padding: 0 1.4rem;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.9rem;
  letter-spacing: 0.02em;
  transition: all 200ms ease;
  cursor: pointer;
}

.button:hover {
  transform: translateY(-1px);
}

.button-primary {
  color: #fff;
  background: var(--accent);
  border-color: var(--accent);
  box-shadow: var(--shadow-sm);
}

.button-primary:hover {
  background: var(--accent-light);
  box-shadow: var(--shadow);
}

.button-secondary {
  color: var(--ink);
  background: var(--surface);
  border-color: rgba(26, 26, 46, 0.15);
}

.button-secondary:hover {
  background: rgba(30, 58, 95, 0.08);
  border-color: var(--accent);
  color: var(--accent);
}

.button:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  transform: none;
}

.hero-panel {
  border-radius: var(--radius-xl);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.hero-panel-art {
  margin: -0.25rem -0.25rem 1.25rem;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: linear-gradient(180deg, rgba(239, 244, 252, 0.98), rgba(229, 237, 248, 0.9));
  border: 1px solid rgba(218, 226, 238, 0.82);
}

.hero-panel-art img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.hero-panel-top,
.module-head,
.module-footer,
.quiz-item header,
.resource-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.progress-shell {
  width: 100%;
  height: 0.7rem;
  margin: 1rem 0 1.3rem;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(206, 214, 228, 0.75);
}

.progress-bar {
  width: 0;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, #1e3a5f, #b8860b);
  transition: width 220ms ease;
}

.hero-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.8rem;
}

.hero-grid article {
  padding: 1rem 1.05rem;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.64);
  border: 1px solid rgba(255, 255, 255, 0.8);
}

.hero-grid span,
.module-meta,
.resource-tag,
.site-footer,
.notes-label,
.notes-hint,
.notes-status,
.quiz-answer-label,
.resource-links a {
  color: var(--ink-faint);
}

.hero-grid strong {
  display: block;
  margin-top: 0.2rem;
  font-size: 1rem;
}

.hero-note,
.resource-description {
  color: var(--ink-soft);
}

.overview,
.day-selector,
.resources,
.course-header {
  border-radius: var(--radius-xl);
  padding: 2rem;
  margin-bottom: 1.5rem;
  background: var(--surface);
  border: 1px solid rgba(26, 26, 46, 0.08);
}

.course-header {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-light) 100%);
  color: #fff;
}

.course-header .eyebrow {
  color: rgba(255, 255, 255, 0.8);
}

.course-header h2 {
  color: #fff;
}

.course-header .course-goal {
  color: rgba(255, 255, 255, 0.9);
  margin-top: 0.5rem;
}

.course-nav-breadcrumb {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-top: 1.75rem;
  padding-top: 1.25rem;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.course-nav-breadcrumb a {
  display: inline-flex;
  align-items: center;
  min-height: 2.5rem;
  padding: 0 1.1rem;
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: var(--radius-md);
  color: #fff;
  font-weight: 600;
  font-size: 0.875rem;
  letter-spacing: 0.01em;
  backdrop-filter: blur(6px);
  transition: background 180ms ease, border-color 180ms ease;
  text-decoration: none;
}

.course-nav-breadcrumb a:hover {
  background: rgba(255, 255, 255, 0.28);
  border-color: rgba(255, 255, 255, 0.65);
}

/* Bottom "next course" footer */
.course-footer-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  margin: 3rem 0 2rem;
  padding: 2rem;
  background: var(--surface-strong);
  border: 1px solid var(--surface-line);
  border-radius: 1rem;
  box-shadow: var(--shadow-sm);
}

.course-footer-nav-info {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.course-footer-nav-info strong {
  font-size: 1rem;
  font-weight: 600;
}

.course-footer-nav-info span {
  font-size: 0.875rem;
  color: var(--ink-faint);
}

.section-heading {
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 2px solid var(--accent);
  position: relative;
}

.section-heading::after {
  content: "";
  position: absolute;
  bottom: -3px;
  left: 0;
  width: 60px;
  height: 2px;
  background: var(--gold);
}

.section-heading h3,
.sidebar-block h3,
.module-card h4,
.resources-grid h4 {
  margin: 0;
  font-size: clamp(1.3rem, 2vw, 1.8rem);
  letter-spacing: -0.02em;
}

.eyebrow {
  margin: 0 0 0.5rem;
  color: var(--gold);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.72rem;
  font-weight: 600;
}

.overview-grid,
.workspace,
.resources-grid {
  display: grid;
  gap: 1.4rem;
}

.overview-grid {
  grid-template-columns: 1.1fr 0.9fr;
}

.overview-copy {
  display: grid;
  gap: 1rem;
  align-content: start;
}

.overview-copy .button {
  justify-self: start;
}

.overview-media {
  margin: 0;
  min-height: 18rem;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: linear-gradient(180deg, rgba(240, 245, 252, 0.96), rgba(230, 236, 246, 0.92));
  border: 1px solid rgba(220, 227, 237, 0.92);
}

.overview-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.course-visual-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.9rem;
}

.course-visual-card {
  display: grid;
  gap: 0.55rem;
  padding: 0.9rem;
  border-radius: var(--radius-lg);
  background: rgba(248, 250, 253, 0.94);
  border: 1px solid rgba(220, 227, 237, 0.88);
}

.course-visual-card img {
  width: 100%;
  aspect-ratio: 1.35 / 1;
  object-fit: cover;
  border-radius: var(--radius-md);
}

.course-visual-card strong {
  font-size: 1rem;
}

.course-visual-card span {
  color: var(--ink-soft);
  font-size: 0.9rem;
}

.clean-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.clean-list li {
  position: relative;
  padding-left: 1.15rem;
  margin-bottom: 0.7rem;
}

.clean-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72rem;
  width: 0.42rem;
  height: 0.42rem;
  border-radius: 999px;
  background: var(--accent);
}

.day-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.day-tab {
  min-width: 14rem;
  padding: 1rem 1.2rem;
  border: 1px solid rgba(26, 26, 46, 0.12);
  border-radius: var(--radius-md);
  background: var(--surface);
  cursor: pointer;
  transition: all 200ms ease;
  font-family: var(--font-sans);
}

.day-tab:hover {
  border-color: var(--accent);
  background: var(--accent-soft);
  transform: translateY(-1px);
}

.day-tab[aria-selected="true"] {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  box-shadow: var(--shadow-sm);
}

.day-tab p,
.day-tab strong {
  margin: 0;
}

.day-tab p {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--ink-faint);
  margin-bottom: 0.2rem;
}

.day-tab[aria-selected="true"] p {
  color: rgba(255, 255, 255, 0.8);
}

.day-tab strong {
  font-family: var(--font-serif);
  font-size: 1rem;
}

.workspace {
  grid-template-columns: minmax(280px, 320px) minmax(0, 1fr);
  align-items: start;
  margin-bottom: 1.5rem;
}

.sidebar {
  position: sticky;
  top: 1.25rem;
  padding: 1.5rem;
  border-radius: var(--radius-xl);
  background: var(--surface);
  border: 1px solid rgba(26, 26, 46, 0.08);
  box-shadow: var(--shadow-sm);
}

.sidebar-block + .sidebar-block {
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(26, 26, 46, 0.08);
}

.day-nav-buttons {
  display: flex;
  gap: 0.5rem;
  margin-top: 0.5rem;
}

.day-nav-buttons .button {
  flex: 1;
}

#user-notes {
  width: 100%;
  border: 1px solid rgba(205, 212, 224, 0.78);
  border-radius: var(--radius-md);
  padding: 1rem;
  resize: vertical;
  min-height: 12rem;
  background: rgba(255, 255, 255, 0.78);
  color: var(--ink);
}

.notes-hint,
.notes-status {
  margin: 0.55rem 0 0;
  font-size: 0.88rem;
}

.notes-status {
  min-height: 1.4rem;
}

.notes-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 0.8rem;
}

.notes-actions .button {
  min-height: 2.7rem;
}

.module-list {
  display: grid;
  gap: 1.2rem;
}

.page-shell {
  width: min(calc(100% - 2rem), var(--max-width));
  margin: 0 auto;
}

.subhero {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 1.5rem;
  padding: 3.8rem 0 2rem;
}

.subhero-copy,
.subhero-panel,
.topic-card,
.principles-panel,
.prompt-card,
.code-sample,
.notice-panel {
  background: var(--surface);
  border: 1px solid var(--surface-line);
  box-shadow: var(--shadow);

}

.subhero-copy,
.subhero-panel,
.topic-card,
.principles-panel,
.prompt-card,
.code-sample,
.notice-panel {
  border-radius: var(--radius-xl);
  padding: 1.5rem;
}

.subhero-copy h2 {
  margin: 0;
  max-width: 12ch;
  font-family: "Newsreader", "Iowan Old Style", serif;
  font-size: clamp(2.8rem, 5vw, 4.8rem);
  line-height: 0.96;
  letter-spacing: -0.04em;
}

.subhero-copy p,
.topic-card p,
.principles-panel p,
.notice-panel p,
.prompt-card p,
.code-sample p {
  color: var(--ink-soft);
}

.subhero-panel .clean-list li,
.principles-panel .clean-list li,
.topic-card .clean-list li {
  margin-bottom: 0.55rem;
}

.subhero-illustration {
  margin-bottom: 1rem;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: linear-gradient(180deg, rgba(240, 245, 252, 0.98), rgba(229, 237, 248, 0.92));
  border: 1px solid rgba(220, 227, 237, 0.88);
}

.subhero-illustration img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.section-stack {
  display: grid;
  gap: 1.4rem;
  margin-bottom: 1.5rem;
}

.topic-grid,
.principles-grid,
.prompt-grid,
.sample-grid,
.enterprise-grid {
  display: grid;
  gap: 1.2rem;
}

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

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

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

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

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

.exam-layout {
  display: grid;
  grid-template-columns: minmax(280px, 340px) minmax(0, 1fr);
  gap: 1.4rem;
  margin-bottom: 1.5rem;
}

.exam-panel,
.question-card,
.result-panel,
.certificate-panel {
  background: var(--surface);
  border: 1px solid var(--surface-line);
  box-shadow: var(--shadow);

  border-radius: var(--radius-xl);
  padding: 1.5rem;
}

.exam-panel {
  position: sticky;
  top: 1.25rem;
  align-self: start;
}

.question-list {
  display: grid;
  gap: 1rem;
}

.question-card h4 {
  margin: 0 0 0.6rem;
  font-size: 1.08rem;
}

.option-list {
  display: grid;
  gap: 0.7rem;
  margin-top: 1rem;
}

.option-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.9rem 1rem;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.68);
  border: 1px solid rgba(220, 226, 236, 0.88);
  cursor: pointer;
  transition: background 0.18s, border-color 0.18s, transform 0.12s;
}

.option-item:hover {
  background: rgba(255, 255, 255, 0.92);
  border-color: rgba(30, 58, 95, 0.3);
  transform: translateY(-1px);
}

.option-item.is-selected {
  background: var(--accent-soft);
  border-color: var(--accent);
}

.option-item.is-correct-answer {
  background: rgba(37, 163, 103, 0.1);
  border-color: rgba(37, 163, 103, 0.5);
}

.option-item.is-wrong-answer {
  background: rgba(215, 78, 78, 0.08);
  border-color: rgba(215, 78, 78, 0.4);
}

.option-item.is-disabled {
  pointer-events: none;
  cursor: default;
}

.option-item input {
  margin-top: 0.2rem;
  accent-color: var(--accent);
}

.question-feedback {
  display: none;
  margin-top: 1rem;
  padding: 0.9rem 1rem;
  border-radius: var(--radius-md);
  background: rgba(247, 249, 252, 0.92);
  border: 1px solid rgba(217, 223, 234, 0.9);
}

.question-card.is-correct .question-feedback,
.question-card.is-wrong .question-feedback {
  display: block;
}

.question-card.is-correct {
  border-color: rgba(37, 163, 103, 0.38);
}

.question-card.is-wrong {
  border-color: rgba(215, 78, 78, 0.34);
}

/* Single-question exam stage */
.exam-question-stage {
  background: var(--surface);
  border: 1px solid var(--surface-line);
  box-shadow: var(--shadow);

  border-radius: var(--radius-xl);
  padding: 2rem 1.8rem;
  position: relative;
  overflow: hidden;
}

.exam-question-stage.is-hidden {
  display: none;
}

.exam-timer-bar {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 5px;
  background: rgba(206, 214, 228, 0.5);
  overflow: hidden;
}

.exam-timer-fill {
  height: 100%;
  width: 100%;
  background: var(--accent);
  border-radius: 0 3px 3px 0;
  transition: width 1s linear, background 0.3s;
  transform-origin: left;
}

.exam-timer-fill.is-warning {
  background: #e8a627;
}

.exam-timer-fill.is-critical {
  background: #d74e4e;
  animation: timer-pulse 0.6s ease-in-out infinite alternate;
}

@keyframes timer-pulse {
  0% { opacity: 1; }
  100% { opacity: 0.6; }
}

.exam-timer-label {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 3.6rem;
  padding: 0.3rem 0.7rem;
  margin-bottom: 1.2rem;
  border-radius: 999px;
  font-size: 1.1rem;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  background: var(--accent-soft);
  color: var(--accent);
  transition: background 0.3s, color 0.3s;
}

.exam-timer-label.is-warning {
  background: rgba(232, 166, 39, 0.12);
  color: #b07d14;
}

.exam-timer-label.is-critical {
  background: rgba(215, 78, 78, 0.1);
  color: #c03030;
  animation: timer-pulse 0.6s ease-in-out infinite alternate;
}

.exam-question-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.exam-question-number {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--ink-soft);
  letter-spacing: 0.02em;
}

#question-content h4 {
  font-size: 1.2rem;
  margin: 0 0 1.2rem;
  line-height: 1.5;
}

/* Live score panel in sidebar */
.exam-score-live {
  display: grid;
  gap: 0.5rem;
  margin: 1rem 0;
  padding: 1rem;
  border-radius: var(--radius-md);
  background: rgba(247, 249, 252, 0.85);
  border: 1px solid rgba(217, 223, 234, 0.7);
}

.exam-score-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.exam-score-label {
  font-size: 0.88rem;
  color: var(--ink-soft);
}

.exam-score-value {
  font-weight: 700;
  font-size: 1.05rem;
  font-variant-numeric: tabular-nums;
}

.exam-score-correct {
  color: var(--success);
}

.exam-score-wrong {
  color: #d74e4e;
}

/* Review list after exam */
.exam-review-list {
  margin-top: 1.5rem;
  display: grid;
  gap: 0.8rem;
}

.exam-review-item {
  padding: 1rem 1.1rem;
  border-radius: var(--radius-md);
  border: 1px solid rgba(220, 226, 236, 0.88);
  background: rgba(255, 255, 255, 0.6);
}

.exam-review-item.is-correct {
  border-color: rgba(37, 163, 103, 0.35);
}

.exam-review-item.is-wrong {
  border-color: rgba(215, 78, 78, 0.3);
}

.exam-review-item .review-question {
  font-weight: 600;
  font-size: 0.95rem;
  margin: 0 0 0.5rem;
}

.exam-review-item .review-answer {
  font-size: 0.88rem;
  color: var(--ink-soft);
  margin: 0.2rem 0;
}

.exam-review-item .review-answer.is-correct-text {
  color: var(--success);
}

.exam-review-item .review-answer.is-wrong-text {
  color: #d74e4e;
}

.exam-review-item .review-explanation {
  font-size: 0.85rem;
  color: var(--ink-faint);
  margin: 0.4rem 0 0;
  font-style: italic;
}

/* Session history panel on exam page */
.exam-history-panel {
  background: var(--surface);
  border: 1px solid var(--surface-line);
  box-shadow: var(--shadow);

  border-radius: var(--radius-xl);
  padding: 1.5rem;
  margin-top: 1rem;
}

.exam-history-stat-row {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin: 1rem 0;
}

.exam-history-stat {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.4rem 0.9rem;
  border-radius: 999px;
  font-size: 0.88rem;
  background: rgba(247, 249, 252, 0.85);
  border: 1px solid rgba(217, 223, 234, 0.7);
}

.exam-history-stat strong {
  font-variant-numeric: tabular-nums;
}

.result-panel,
.certificate-panel {
  display: none;
}

.result-panel.is-visible,
.certificate-panel.is-visible {
  display: block;
}

.score-badge {
  display: inline-flex;
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 0.86rem;
  margin-bottom: 0.8rem;
}

.certificate-form {
  display: grid;
  gap: 0.85rem;
}

.certificate-form input {
  width: 100%;
  min-height: 3rem;
  padding: 0.8rem 1rem;
  border-radius: var(--radius-md);
  border: 1px solid rgba(205, 212, 224, 0.78);
  background: rgba(255, 255, 255, 0.78);
  color: var(--ink);
}

.topic-card h4,
.principles-panel h4,
.prompt-card h4,
.code-sample h4,
.notice-panel h4,
.enterprise-card h4 {
  margin: 0 0 0.65rem;
  font-size: 1.16rem;
  letter-spacing: -0.02em;
}

.topic-card h5,
.prompt-card h5,
.code-sample h5 {
  margin: 1rem 0 0.4rem;
  font-size: 0.95rem;
}

.notice-panel {
  background: linear-gradient(180deg, var(--accent-soft), rgba(255, 255, 255, 0.72));
}

.enterprise-card {
  background: var(--surface);
  border: 1px solid var(--surface-line);
  box-shadow: var(--shadow);

  border-radius: var(--radius-xl);
  padding: 1.5rem;
}

.enterprise-card p {
  color: var(--ink-soft);
}

.enterprise-card .prompt-meta {
  margin-right: 0.5rem;
}

.detail-hero {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 1.5rem;
  padding: 3.2rem 0 2rem;
}

.detail-panel,
.learning-card,
.scenario-card,
.interactive-card {
  background: var(--surface);
  border: 1px solid var(--surface-line);
  box-shadow: var(--shadow);

  border-radius: var(--radius-xl);
  padding: 1.5rem;
}

.learning-grid,
.scenario-grid {
  display: grid;
  gap: 1.2rem;
}

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

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

.interactive-button {
  margin-top: 0.85rem;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  color: var(--ink-soft);
  margin-top: 0.8rem;
}

.inline-code,
pre,
code {
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
}

pre {
  margin: 0;
  overflow-x: auto;
  padding: 1rem;
  border-radius: var(--radius-md);
  background: rgba(20, 27, 39, 0.95);
  color: #f7f9fd;
  font-size: 0.88rem;
  line-height: 1.55;
}

.prompt-meta {
  display: inline-flex;
  padding: 0.25rem 0.65rem;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 0.8rem;
  margin-bottom: 0.65rem;
}

.prompt-card ol {
  margin: 0.5rem 0 0;
  padding-left: 1.2rem;
  color: var(--ink-soft);
}

.prompt-card ol li {
  margin-bottom: 0.45rem;
}

.module-card {
  border-radius: var(--radius-xl);
  padding: 1.5rem;
  overflow: hidden;
}

.module-visual {
  position: relative;
  margin: -1.5rem -1.5rem 1.25rem;
  border-radius: 28px 28px 22px 22px;
  overflow: hidden;
  background: linear-gradient(180deg, rgba(238, 243, 250, 0.98), rgba(228, 236, 246, 0.92));
  border-bottom: 1px solid rgba(220, 227, 237, 0.88);
}

.module-visual img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 7.2;
  object-fit: cover;
}

.module-visual-badge {
  position: absolute;
  left: 1rem;
  bottom: 1rem;
  display: inline-flex;
  align-items: center;
  min-height: 2rem;
  padding: 0 0.85rem;
  border-radius: 999px;
  background: rgba(15, 23, 42, 0.78);
  border: 1px solid rgba(255, 255, 255, 0.18);
  color: #f8fafc;
  font-size: 0.84rem;
  letter-spacing: 0.02em;
}

.module-time {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 7rem;
  padding: 0.4rem 0.8rem;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 0.88rem;
  font-weight: 600;
}

.module-summary {
  margin: 0.8rem 0 0;
  color: var(--ink-soft);
}

.module-content {
  display: grid;
  gap: 1rem;
  margin-top: 1.3rem;
}

.module-block {
  padding-top: 1rem;
  border-top: 1px solid rgba(220, 226, 236, 0.7);
}

.module-block h5 {
  margin: 0 0 0.6rem;
  font-size: 1rem;
}

.module-block p {
  margin: 0.5rem 0;
  color: var(--ink-soft);
}

.example-box,
.exercise-box,
.quiz-shell {
  padding: 1rem 1.05rem;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.64);
  border: 1px solid rgba(220, 226, 236, 0.88);
}

.example-box {
  background: linear-gradient(180deg, rgba(243, 247, 255, 0.92), rgba(255, 255, 255, 0.75));
}

.exercise-box {
  background: linear-gradient(180deg, rgba(240, 255, 250, 0.9), rgba(255, 255, 255, 0.76));
}

.quiz-shell {
  display: grid;
  gap: 0.8rem;
}

.quiz-item {
  padding: 0.95rem 1rem;
  border-radius: var(--radius-md);
  background: rgba(247, 249, 252, 0.92);
  border: 1px solid rgba(217, 223, 234, 0.9);
}

.quiz-item button {
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  border: 1px solid rgba(205, 212, 224, 0.9);
  background: white;
  cursor: pointer;
}

.quiz-answer {
  display: none;
  margin-top: 0.75rem;
  color: var(--ink-soft);
}

.quiz-item.is-open .quiz-answer {
  display: block;
}

.module-footer {
  margin-top: 1.3rem;
  padding-top: 1.1rem;
  border-top: 1px solid rgba(220, 226, 236, 0.7);
}

.complete-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--ink-soft);
}

.complete-toggle input {
  width: 1.05rem;
  height: 1.05rem;
  accent-color: var(--success);
}

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

.resources-grid article {
  border-radius: var(--radius-lg);
  padding: 1.25rem;
}

.resource-tag {
  display: inline-flex;
  padding: 0.25rem 0.65rem;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 0.8rem;
}

.resource-links {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  margin-top: 0.85rem;
}

.resource-links a {
  padding-bottom: 0.25rem;
  border-bottom: 1px solid rgba(220, 226, 236, 0.9);
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.5rem 0 2rem;
  margin-top: 2rem;
  font-size: 0.88rem;
  border-top: 2px solid var(--accent);
  position: relative;
}

.site-footer::before {
  content: "";
  position: absolute;
  top: -3px;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--gold);
}

.site-footer p {
  margin: 0;
  font-family: var(--font-serif);
}

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 650ms ease, transform 650ms ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.portal-layout {
  display: grid;
  grid-template-columns: minmax(280px, 340px) minmax(0, 1fr);
  gap: 1.4rem;
  margin-bottom: 1.5rem;
}

.portal-main {
  display: grid;
  gap: 1.4rem;
}

.portal-panel,
.portal-card,
.metric-card {
  background: var(--surface);
  border: 1px solid var(--surface-line);
  box-shadow: var(--shadow);

}

.portal-panel,
.portal-card {
  border-radius: var(--radius-xl);
  padding: 1.5rem;
}

.auth-grid,
.metric-grid {
  display: grid;
  gap: 1rem;
}

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

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

.metric-card {
  border-radius: var(--radius-lg);
  padding: 1.1rem 1.15rem;
}

.metric-card span {
  display: block;
  color: var(--ink-faint);
  font-size: 0.9rem;
}

.metric-card strong {
  display: block;
  margin-top: 0.35rem;
  font-size: 1.1rem;
}

.form-grid {
  display: grid;
  gap: 0.8rem;
}

.form-grid input,
.form-grid textarea,
.certificate-form input {
  width: 100%;
  min-height: 3rem;
  padding: 0.8rem 1rem;
  border-radius: var(--radius-md);
  border: 1px solid rgba(205, 212, 224, 0.78);
  background: rgba(255, 255, 255, 0.82);
  color: var(--ink);
}

.form-grid textarea {
  min-height: 7rem;
  resize: vertical;
  font: inherit;
}

.status-banner {
  margin: 1rem 0;
  padding: 0.9rem 1rem;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid rgba(213, 220, 233, 0.7);
  color: var(--ink-soft);
}

.status-banner[data-tone="success"] {
  background: rgba(31, 157, 104, 0.08);
  border-color: rgba(31, 157, 104, 0.22);
  color: #146844;
}

.status-banner[data-tone="error"] {
  background: rgba(205, 73, 73, 0.08);
  border-color: rgba(205, 73, 73, 0.22);
  color: #8c2d2d;
}

.mini-link {
  color: var(--accent);
  text-decoration: underline;
}

.table-shell {
  width: 100%;
  overflow-x: auto;
  margin-top: 0.85rem;
}

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

.table-shell th,
.table-shell td {
  padding: 0.9rem 0.75rem;
  border-bottom: 1px solid rgba(219, 226, 236, 0.85);
  text-align: left;
  vertical-align: top;
}

.table-shell th {
  color: var(--ink-faint);
  font-size: 0.85rem;
  font-weight: 600;
}

.empty-cell,
.table-muted {
  color: var(--ink-faint);
}

.pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 1.9rem;
  padding: 0 0.7rem;
  border-radius: 999px;
  font-size: 0.82rem;
  background: rgba(224, 229, 239, 0.75);
  color: var(--ink-soft);
}

.pill-success {
  background: rgba(31, 157, 104, 0.12);
  color: #146844;
}

.pill-muted {
  background: rgba(224, 229, 239, 0.8);
  color: var(--ink-soft);
}

.button-small {
  min-height: 2.35rem;
  padding: 0 0.95rem;
}

.button-block {
  width: 100%;
}

/* ── Auth card (Teilnehmerbereich) ── */

.auth-feedback-banner {
  width: min(calc(100% - 3rem), 480px);
  margin: 1.5rem auto 0;
}

.auth-shell {
  display: flex;
  justify-content: center;
  align-items: flex-start;
  padding: 2.5rem 1.5rem 4rem;
}

.auth-card {
  width: 100%;
  max-width: 480px;
  background: var(--surface-strong);
  border: 1px solid var(--surface-line);
  border-radius: 1.25rem;
  padding: 2.25rem 2.5rem 2.5rem;
  box-shadow: var(--shadow);
}

.auth-card-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.75rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--surface-line);
}

.brand-mark-sm {
  width: 2.2rem;
  height: 2.2rem;
  font-size: 0.75rem;
  flex-shrink: 0;
}

.auth-card-title {
  display: block;
  font-family: var(--font-serif);
  font-size: 0.975rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1.2;
}

.auth-tabs {
  display: flex;
  gap: 0;
  margin-bottom: 1.75rem;
  background: rgba(26, 26, 46, 0.06);
  border-radius: 0.625rem;
  padding: 0.2rem;
}

.auth-tab {
  flex: 1;
  padding: 0.5rem 1rem;
  border: none;
  background: transparent;
  border-radius: 0.45rem;
  font-size: 0.9rem;
  font-weight: 600;
  font-family: var(--font-sans);
  color: var(--ink-faint);
  cursor: pointer;
  transition: background 180ms ease, color 180ms ease, box-shadow 180ms ease;
  letter-spacing: 0.01em;
}

.auth-tab.is-active {
  background: var(--surface-strong);
  color: var(--ink);
  box-shadow: 0 1px 4px rgba(26, 26, 46, 0.1);
}

.auth-tab:not(.is-active):hover {
  color: var(--ink-soft);
}

.auth-heading {
  font-size: 1.3rem;
  font-weight: 600;
  margin: 0 0 0.3rem;
  letter-spacing: -0.02em;
}

.auth-sub {
  color: var(--ink-faint);
  font-size: 0.9rem;
  margin: 0 0 1.5rem;
  line-height: 1.55;
}

.form-stack {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.form-field label {
  font-size: 0.835rem;
  font-weight: 600;
  color: var(--ink-soft);
  letter-spacing: 0.01em;
}

.form-field input,
.form-field textarea {
  width: 100%;
  min-height: 2.85rem;
  padding: 0.7rem 0.9rem;
  border-radius: var(--radius-md);
  border: 1px solid rgba(205, 212, 224, 0.85);
  background: rgba(255, 255, 255, 0.9);
  color: var(--ink);
  font: inherit;
  font-size: 0.9375rem;
  transition: border-color 150ms ease, box-shadow 150ms ease;
}

.form-field input:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(30, 58, 95, 0.1);
}

.form-field textarea {
  min-height: 5.5rem;
  resize: vertical;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.85rem;
}

.auth-switch-hint {
  text-align: center;
  font-size: 0.875rem;
  color: var(--ink-faint);
  margin: 1.25rem 0 0;
}

.link-text {
  background: none;
  border: none;
  padding: 0;
  color: var(--accent);
  font: inherit;
  font-size: inherit;
  cursor: pointer;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.link-text:hover {
  color: var(--accent-light);
}

.label-optional {
  color: var(--ink-faint);
  font-weight: 400;
}

/* ── Landing page feature cards ── */

.landing-features {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1.2rem;
}

.landing-feature-card {
  background: var(--surface);
  border: 1px solid var(--surface-line);
  box-shadow: var(--shadow-sm);
  border-radius: var(--radius-xl);
  padding: 1.5rem;
  text-align: center;
}

.landing-feature-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 1rem;
  border-radius: var(--radius-md);
  overflow: hidden;
}

.landing-feature-icon img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.landing-feature-card h4 {
  margin: 0 0 0.5rem;
  font-size: 1.05rem;
  color: var(--accent);
}

.landing-feature-card p {
  margin: 0;
  font-size: 0.92rem;
  color: var(--ink-soft);
  line-height: 1.55;
}

/* ── Landing CTA ── */

.landing-cta {
  margin: 1.5rem 0;
}

.landing-cta-inner {
  background: linear-gradient(135deg, #1e3a5f, #2a4f7a);
  border-radius: var(--radius-xl);
  padding: 3rem 2.5rem;
  text-align: center;
  color: #fff;
}

.landing-cta-inner h3 {
  margin: 0 0 0.8rem;
  font-family: var(--font-serif);
  font-size: 1.8rem;
  color: #fff;
}

.landing-cta-inner p {
  margin: 0 auto 1.5rem;
  max-width: 600px;
  font-size: 1.05rem;
  color: rgba(255, 255, 255, 0.85);
  line-height: 1.6;
}

.landing-cta-inner .button-primary {
  background: #b8860b;
  border-color: #b8860b;
  color: #fff;
  font-size: 1.05rem;
  padding: 0.9rem 2.2rem;
}

.landing-cta-inner .button-primary:hover {
  background: #9a7209;
  border-color: #9a7209;
}

@media (max-width: 1120px) {
  .hero,
  .subhero,
  .detail-hero,
  .exam-layout,
  .portal-layout,
  .workspace,
  .overview-grid,
  .resources-grid,
  .topic-grid,
  .principles-grid,
  .prompt-grid,
  .sample-grid,
  .auth-grid,
  .metric-grid {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: static;
  }

  .exam-panel {
    position: static;
  }

  .course-visual-grid {
    grid-template-columns: 1fr;
  }

  .landing-features {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 780px) {
  .site-header,
  .site-footer,
  .top-nav,
  .hero-actions,
  .subhero,
  .hero-panel-top,
  .module-head,
  .module-footer,
  .resource-top {
    flex-direction: column;
    align-items: flex-start;
  }

  .nav-dropdown {
    width: 100%;
  }

  .nav-dropdown-trigger {
    width: 100%;
    text-align: left;
  }

  .nav-dropdown-panel {
    position: static;
    width: 100%;
    margin-top: 0.8rem;
    grid-template-columns: 1fr;
  }

  .hero-copy,
  .hero-panel,
  .subhero-copy,
  .subhero-panel,
  .detail-panel,
  .exam-panel,
  .portal-panel,
  .overview,
  .day-selector,
  .sidebar,
  .module-card,
  .resources,
  .topic-card,
  .principles-panel,
  .prompt-card,
  .enterprise-card,
  .learning-card,
  .scenario-card,
  .interactive-card,
  .code-sample,
  .question-card,
  .result-panel,
  .certificate-panel,
  .exam-history-panel,
  .portal-card,
  .notice-panel,
  .resources-grid article {
    border-radius: var(--radius-lg);
  }

  .hero {
    padding-top: 2rem;
  }

  .hero-copy,
  .hero-panel,
  .subhero-copy,
  .subhero-panel,
  .detail-panel,
  .exam-panel,
  .portal-panel,
  .overview,
  .day-selector,
  .resources,
  .module-card,
  .sidebar,
  .topic-card,
  .principles-panel,
  .prompt-card,
  .enterprise-card,
  .learning-card,
  .scenario-card,
  .interactive-card,
  .code-sample,
  .question-card,
  .result-panel,
  .certificate-panel,
  .exam-history-panel,
  .portal-card,
  .notice-panel {
    padding: 1.25rem;
  }

  .module-visual {
    margin: -1.25rem -1.25rem 1rem;
  }

  .hero h2 {
    max-width: none;
    font-size: clamp(2.6rem, 14vw, 4.4rem);
  }

  .day-tab {
    min-width: 100%;
  }

  .landing-features {
    grid-template-columns: 1fr;
  }

  .landing-cta-inner {
    padding: 2rem 1.5rem;
  }
}

@media (max-width: 520px) {
  .auth-card {
    padding: 1.75rem 1.25rem 2rem;
    border-radius: var(--radius-xl);
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .auth-feedback-banner {
    width: calc(100% - 3rem);
  }
}

/* ══════════════════════════════════════════════════
   Schulung Landing Page
   ══════════════════════════════════════════════════ */

/* Access hint (unauthenticated state) */
.sl-access-hint {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 5rem 1.5rem;
  min-height: 60vh;
}

.sl-access-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 1rem;
  max-width: 420px;
  padding: 2.5rem;
  background: var(--surface-strong);
  border: 1px solid var(--surface-line);
  border-radius: 1.25rem;
  box-shadow: var(--shadow);
}

.sl-access-card h2 {
  margin: 0.25rem 0 0;
  font-size: 1.4rem;
}

.sl-access-card p {
  color: var(--ink-faint);
  margin: 0;
}

/* General section layout */
.sl-section {
  margin: 4rem 0;
}

.section-desc {
  color: var(--ink-faint);
  font-size: 1rem;
  margin: 0.5rem 0 0;
  max-width: 600px;
}

/* Welcome hero */
.sl-welcome {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 3rem;
  padding: 3rem 0 2.5rem;
  border-bottom: 1px solid var(--surface-line);
  margin-bottom: 3.5rem;
}

.sl-welcome-copy h2 {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  margin: 0.25rem 0 0.75rem;
}

.sl-welcome-sub {
  color: var(--ink-faint);
  font-size: 1rem;
  max-width: 540px;
  margin: 0 0 1.5rem;
  line-height: 1.65;
}

.sl-welcome-actions {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.sl-stats-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
  min-width: 280px;
}

.sl-stat {
  background: var(--surface);
  border: 1px solid var(--surface-line);
  border-radius: var(--radius-lg);
  padding: 1rem 1.1rem;
  text-align: center;
  box-shadow: var(--shadow-sm);
}

.sl-stat strong {
  display: block;
  font-family: var(--font-serif);
  font-size: 1.7rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 0.35rem;
}

.sl-stat span {
  display: block;
  font-size: 0.8rem;
  color: var(--ink-faint);
  line-height: 1.3;
}

/* Course cards grid */
.sl-kurs-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.5rem;
}

.sl-kurs-card {
  display: flex;
  flex-direction: column;
  background: var(--surface-strong);
  border: 1px solid var(--surface-line);
  border-radius: 1.1rem;
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: box-shadow 220ms ease, transform 220ms ease;
}

.sl-kurs-card:hover {
  box-shadow: 0 8px 36px rgba(26, 26, 46, 0.12);
  transform: translateY(-2px);
}

.sl-kurs-card-top {
  position: relative;
  background: linear-gradient(135deg, var(--accent-soft) 0%, rgba(184, 134, 11, 0.05) 100%);
  padding: 1.75rem 1.75rem 1.25rem;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
}

.sl-kurs-illustration {
  width: 72px;
  height: 72px;
  object-fit: contain;
}

.sl-kurs-tag {
  display: inline-flex;
  align-items: center;
  padding: 0.3rem 0.8rem;
  background: var(--accent);
  color: #fff;
  border-radius: 999px;
  font-size: 0.775rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.sl-kurs-tag-muted {
  background: rgba(26, 26, 46, 0.12);
  color: var(--ink-faint);
}

.sl-kurs-card-body {
  padding: 1.4rem 1.75rem 1rem;
  flex: 1;
}

.sl-kurs-title {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 600;
  margin: 0 0 0.2rem;
  letter-spacing: -0.02em;
}

.sl-kurs-subtitle {
  color: var(--ink-faint);
  font-size: 0.875rem;
  margin: 0 0 0.85rem;
  font-weight: 500;
}

.sl-kurs-desc {
  color: var(--ink-soft);
  font-size: 0.9rem;
  line-height: 1.6;
  margin: 0 0 1rem;
}

.sl-modules {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.sl-module-pill {
  display: inline-block;
  padding: 0.25rem 0.65rem;
  background: var(--accent-soft);
  color: var(--accent);
  border-radius: 999px;
  font-size: 0.775rem;
  font-weight: 600;
  letter-spacing: 0.01em;
}

.sl-kurs-card-footer {
  padding: 1rem 1.75rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--surface-line);
  gap: 0.75rem;
}

.sl-badge {
  display: inline-flex;
  align-items: center;
  padding: 0.3rem 0.75rem;
  border-radius: 999px;
  font-size: 0.775rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.sl-badge-active {
  background: rgba(31, 157, 104, 0.1);
  color: #146844;
}

.sl-badge-soon {
  background: var(--gold-soft);
  color: var(--gold);
}

.sl-start-btn {
  flex-shrink: 0;
}

/* Deep dive / Vertiefungen */
.sl-deepdive-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.25rem;
}

.sl-deepdive-card {
  display: flex;
  flex-direction: column;
  background: var(--surface-strong);
  border: 1px solid var(--surface-line);
  border-radius: 1rem;
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  gap: 0.75rem;
  transition: box-shadow 200ms ease, transform 200ms ease;
}

.sl-deepdive-card:hover {
  box-shadow: var(--shadow);
  transform: translateY(-2px);
}

.sl-deepdive-illustration {
  width: 52px;
  height: 52px;
  object-fit: contain;
}

.sl-deepdive-body {
  flex: 1;
}

.sl-deepdive-body h4 {
  font-size: 1rem;
  font-weight: 600;
  margin: 0 0 0.35rem;
}

.sl-deepdive-body p {
  color: var(--ink-faint);
  font-size: 0.875rem;
  line-height: 1.55;
  margin: 0;
}

.sl-deepdive-btn {
  margin-top: auto;
  align-self: flex-start;
}

/* Coming soon */
.sl-demnachst-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.25rem;
}

.sl-demnachst-card {
  background: var(--surface);
  border: 1px dashed rgba(26, 26, 46, 0.18);
  border-radius: 1rem;
  padding: 1.5rem;
  position: relative;
  overflow: hidden;
}

.sl-demnachst-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    -45deg,
    transparent,
    transparent 6px,
    rgba(26, 26, 46, 0.018) 6px,
    rgba(26, 26, 46, 0.018) 12px
  );
  pointer-events: none;
}

.sl-demnachst-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.85rem;
}

.sl-demnachst-card .sl-kurs-title {
  color: var(--ink-soft);
}

.sl-demnachst-card .sl-kurs-subtitle,
.sl-demnachst-card .sl-kurs-desc {
  color: var(--ink-faint);
}

/* Exam CTA */
.sl-exam-cta {
  margin: 4rem 0 3rem;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-light) 100%);
  border-radius: 1.25rem;
  padding: 0;
  overflow: hidden;
  box-shadow: 0 8px 40px rgba(30, 58, 95, 0.2);
}

.sl-exam-inner {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 3rem;
  padding: 2.75rem 3rem;
}

.sl-exam-copy {
  color: #fff;
}

.sl-exam-copy .eyebrow {
  color: rgba(255, 255, 255, 0.65);
}

.sl-exam-copy h3 {
  color: #fff;
  font-size: 1.75rem;
  margin: 0.25rem 0 0.75rem;
}

.sl-exam-copy p {
  color: rgba(255, 255, 255, 0.85);
  font-size: 0.9625rem;
  line-height: 1.65;
  margin: 0 0 1rem;
  max-width: 520px;
}

.sl-exam-copy .clean-list {
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.9rem;
}

.sl-exam-actions {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  flex-shrink: 0;
}

.sl-exam-illustration {
  width: 110px;
  height: 110px;
  object-fit: contain;
  opacity: 0.9;
  filter: brightness(0) invert(1) opacity(0.7);
}

.sl-exam-actions .button-primary {
  background: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.5);
  color: #fff;
  backdrop-filter: blur(8px);
  white-space: nowrap;
}

.sl-exam-actions .button-primary:hover {
  background: rgba(255, 255, 255, 0.32);
  border-color: #fff;
}

.sl-exam-actions .button-secondary {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.3);
  color: rgba(255, 255, 255, 0.75);
  white-space: nowrap;
}

.sl-exam-actions .button-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.6);
  color: #fff;
}

/* Kurs player separator */
#kurs-player {
  margin-top: 4rem;
  padding-top: 3rem;
  border-top: 1px solid var(--surface-line);
}

/* ── Responsive ── */
@media (max-width: 1100px) {
  .sl-welcome {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .sl-stats-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    min-width: auto;
  }
}

@media (max-width: 860px) {
  .sl-kurs-grid {
    grid-template-columns: 1fr;
  }

  .sl-deepdive-grid,
  .sl-demnachst-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .sl-exam-inner {
    grid-template-columns: 1fr;
    gap: 2rem;
    padding: 2rem;
  }

  .sl-exam-actions {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
  }

  .sl-exam-illustration {
    display: none;
  }
}

@media (max-width: 560px) {
  .sl-stats-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .sl-deepdive-grid,
  .sl-demnachst-grid {
    grid-template-columns: 1fr;
  }

  .sl-kurs-card-top,
  .sl-kurs-card-body,
  .sl-kurs-card-footer {
    padding-left: 1.25rem;
    padding-right: 1.25rem;
  }
}