.landing {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--cream);
}

.landing-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(26, 47, 74, 0.97);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.landing-header-inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0.85rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.landing-logo {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--white);
  text-decoration: none;
  letter-spacing: -0.01em;
}

.landing-logo span {
  color: var(--gold);
}

.landing-nav {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.landing-nav a {
  color: rgba(255, 255, 255, 0.88);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
}

.landing-nav a:hover {
  color: var(--white);
}

.landing-nav.hidden,
.landing-nav-public.hidden,
.landing-nav-app.hidden {
  display: none;
}

.landing-nav-app {
  justify-content: flex-end;
}

.landing-nav-user {
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.88);
  opacity: 0.85;
  max-width: 12rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.landing-nav-link {
  background: none;
  border: none;
  color: rgba(255, 255, 255, 0.88);
  font: inherit;
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  padding: 0;
  text-decoration: none;
}

.landing-nav-link:hover {
  color: var(--white);
}

.landing-nav-link-ghost {
  opacity: 0.85;
}

.app-practice {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.app-practice .main {
  flex: 1;
}

.landing-nav-cta {
  background: var(--gold) !important;
  color: var(--navy) !important;
  padding: 0.45rem 1rem;
  border-radius: 6px;
  font-weight: 600 !important;
}

.landing-nav-cta:hover {
  filter: brightness(1.05);
}

.landing-main {
  flex: 1;
}

.landing-section {
  padding: 4rem 1.25rem;
}

.landing-section-inner {
  max-width: 1080px;
  margin: 0 auto;
}

.landing-section-alt {
  background: var(--white);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.landing-hero {
  padding: 4.5rem 1.25rem 5rem;
  background: linear-gradient(160deg, var(--navy) 0%, var(--navy-light) 55%, #2d4a6a 100%);
  color: var(--white);
}

.landing-hero-inner {
  max-width: 1080px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  align-items: center;
}

@media (min-width: 860px) {
  .landing-hero-inner {
    grid-template-columns: 1.15fr 0.85fr;
  }
}

.landing-eyebrow {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.75rem;
}

.landing-hero h1 {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 5vw, 2.85rem);
  font-weight: 600;
  line-height: 1.15;
  margin: 0 0 1rem;
}

.landing-hero-lead {
  font-size: 1.12rem;
  line-height: 1.65;
  opacity: 0.92;
  margin: 0 0 1.75rem;
  max-width: 36rem;
}

.landing-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.landing-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font: inherit;
  font-weight: 600;
  text-decoration: none;
  border-radius: 8px;
  padding: 0.75rem 1.35rem;
  border: none;
  cursor: pointer;
  transition: transform 0.12s, filter 0.12s;
}

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

.landing-btn-primary {
  background: var(--gold);
  color: var(--navy);
}

.landing-btn-secondary {
  background: rgba(255, 255, 255, 0.12);
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.35);
}

.landing-hero-card {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius);
  padding: 1.5rem;
}

.landing-hero-card h2 {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  margin: 0 0 1rem;
  font-weight: 600;
}

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

.landing-stat-list li {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  font-size: 0.95rem;
  line-height: 1.45;
}

.landing-stat-list strong {
  display: block;
  color: var(--gold-muted);
}

.landing-stat-icon {
  flex-shrink: 0;
  width: 1.5rem;
  height: 1.5rem;
  background: var(--gold);
  color: var(--navy);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
}

.landing-section h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.55rem, 3vw, 2rem);
  margin: 0 0 0.75rem;
  color: var(--navy);
}

.landing-section-intro {
  color: var(--text-muted);
  font-size: 1.05rem;
  max-width: 42rem;
  margin: 0 0 2rem;
  line-height: 1.65;
}

.landing-story {
  display: grid;
  gap: 2rem;
}

@media (min-width: 760px) {
  .landing-story {
    grid-template-columns: 0.35fr 1fr;
    align-items: start;
  }
}

.landing-story-aside {
  background: var(--navy);
  color: var(--white);
  border-radius: var(--radius);
  padding: 1.5rem;
}

.landing-story-aside p {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 1.05rem;
  line-height: 1.55;
  font-style: italic;
}

.landing-story-body p {
  margin: 0 0 1rem;
  line-height: 1.7;
  color: var(--text);
}

.landing-story-body p:last-child {
  margin-bottom: 0;
}

.landing-benefits {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.25rem;
}

.landing-benefit {
  background: var(--cream);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.35rem;
}

.landing-benefit h3 {
  font-size: 1rem;
  margin: 0 0 0.5rem;
  color: var(--navy);
}

.landing-benefit p {
  margin: 0;
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.55;
}

.landing-coverage-grid {
  display: grid;
  gap: 1.25rem;
}

@media (min-width: 640px) {
  .landing-coverage-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 960px) {
  .landing-coverage-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.landing-chapter {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  box-shadow: var(--shadow);
}

.landing-chapter-featured {
  border-color: var(--gold);
  background: linear-gradient(135deg, #fffdf8 0%, var(--white) 100%);
}

@media (min-width: 640px) {
  .landing-chapter-featured {
    grid-column: span 2;
  }
}

@media (min-width: 960px) {
  .landing-chapter-featured {
    grid-column: span 3;
  }
}

.landing-chapter h3 {
  font-size: 0.95rem;
  margin: 0 0 0.35rem;
  color: var(--navy);
}

.landing-chapter-desc {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin: 0 0 0.75rem;
}

.landing-chapter ul {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.landing-chapter li {
  font-size: 0.78rem;
  background: var(--cream);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0.2rem 0.55rem;
  color: var(--text);
}

.landing-steps {
  display: grid;
  gap: 1.5rem;
  counter-reset: step;
}

@media (min-width: 700px) {
  .landing-steps {
    grid-template-columns: repeat(3, 1fr);
  }
}

.landing-step {
  position: relative;
  padding-top: 0.25rem;
}

.landing-step::before {
  counter-increment: step;
  content: counter(step);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  background: var(--navy);
  color: var(--white);
  border-radius: 50%;
  font-weight: 700;
  font-size: 0.9rem;
  margin-bottom: 0.85rem;
}

.landing-step h3 {
  font-size: 1rem;
  margin: 0 0 0.4rem;
  color: var(--navy);
}

.landing-step p {
  margin: 0;
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.55;
}

.landing-testimonials {
  display: grid;
  gap: 1.25rem;
}

@media (min-width: 760px) {
  .landing-testimonials {
    grid-template-columns: repeat(3, 1fr);
  }
}

.landing-testimonial {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.35rem;
  margin: 0;
  box-shadow: var(--shadow);
}

.landing-testimonial blockquote {
  margin: 0 0 1rem;
  font-family: var(--font-serif);
  font-size: 0.98rem;
  line-height: 1.6;
  color: var(--text);
}

.landing-testimonial figcaption {
  font-size: 0.82rem;
  color: var(--text-muted);
}

.landing-testimonial figcaption strong {
  display: block;
  color: var(--navy);
  font-size: 0.88rem;
  margin-bottom: 0.15rem;
}

.landing-cta-band {
  text-align: center;
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-light) 100%);
  color: var(--white);
  padding: 3.5rem 1.25rem;
}

.landing-cta-band h2 {
  color: var(--white);
  margin-bottom: 0.75rem;
}

.landing-cta-band p {
  margin: 0 auto 1.5rem;
  max-width: 32rem;
  opacity: 0.9;
  line-height: 1.6;
}

.landing-footer {
  padding: 1.5rem 1.25rem 2rem;
  text-align: center;
  font-size: 0.82rem;
  color: var(--text-muted);
  border-top: 1px solid var(--border);
}

.landing-footer p {
  margin: 0.35rem 0;
  max-width: 40rem;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.55;
}

.landing-footer a {
  color: var(--navy);
}

.legal-main {
  padding: 2rem 1.25rem 3rem;
}

.legal-content {
  max-width: 720px;
  margin: 0 auto;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem 1.75rem;
  box-shadow: var(--shadow);
}

.legal-content h1 {
  font-family: var(--font-serif);
  font-size: 1.75rem;
  color: var(--navy);
  margin: 0 0 0.35rem;
}

.legal-updated {
  font-size: 0.88rem;
  color: var(--text-muted);
  margin: 0 0 1.25rem;
}

.legal-intro {
  font-size: 1rem;
  line-height: 1.65;
  margin: 0 0 1.5rem;
}

.legal-content h2 {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  color: var(--navy);
  margin: 1.75rem 0 0.65rem;
}

.legal-content p,
.legal-content li {
  font-size: 0.95rem;
  line-height: 1.65;
  color: var(--text);
}

.legal-content p {
  margin: 0 0 0.85rem;
}

.legal-content ul {
  margin: 0 0 0.85rem;
  padding-left: 1.35rem;
}

.legal-content li {
  margin-bottom: 0.35rem;
}

.legal-content a {
  color: var(--navy);
  font-weight: 500;
}

@media (max-width: 640px) {
  .legal-content {
    padding: 1.5rem 1.15rem;
  }
}

.samples-intro {
  max-width: 640px;
  margin: 0 auto;
}

.samples-eyebrow {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--navy);
  background: var(--gold-muted);
  padding: 0.25rem 0.6rem;
  border-radius: 999px;
  margin: 0 0 1rem;
}

.samples-desc {
  color: var(--text-muted);
  line-height: 1.65;
  margin: 0 0 1.25rem;
}

.samples-topics {
  list-style: none;
  margin: 0 0 1.5rem;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.samples-topics li {
  font-size: 0.82rem;
  background: var(--cream);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0.25rem 0.65rem;
}

.samples-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.samples-actions .btn-secondary {
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.samples-note {
  margin: 0;
}

.samples-cta-box {
  background: linear-gradient(135deg, #f0f4f8 0%, var(--cream) 100%);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem 1.35rem;
  margin: 0 0 1.5rem;
}

.samples-cta-box h3 {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  margin: 0 0 0.5rem;
  color: var(--navy);
}

.samples-cta-box p {
  margin: 0 0 1rem;
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.55;
}

.samples-cta-box .btn {
  text-decoration: none;
}

.pricing-hero {
  padding-top: 3rem;
  padding-bottom: 2rem;
}

.pricing-hero-inner {
  text-align: center;
}

.pricing-hero-inner h1 {
  font-family: var(--font-serif);
  font-size: clamp(1.85rem, 4vw, 2.4rem);
  color: var(--navy);
  margin: 0 0 0.75rem;
}

.pricing-hero-inner .landing-section-intro {
  margin-left: auto;
  margin-right: auto;
}

.pricing-grid {
  display: grid;
  gap: 1.5rem;
  max-width: 820px;
  margin: 0 auto;
}

@media (min-width: 720px) {
  .pricing-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.pricing-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
}

.pricing-card-featured {
  border-color: var(--gold);
  background: linear-gradient(180deg, #fffdf8 0%, var(--white) 100%);
}

.pricing-tier {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin: 0 0 0.35rem;
}

.pricing-card h2 {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  margin: 0 0 0.5rem;
  color: var(--navy);
}

.pricing-amount {
  font-family: var(--font-serif);
  font-size: 2.5rem;
  font-weight: 600;
  color: var(--navy);
  margin: 0 0 0.5rem;
  line-height: 1;
}

.pricing-currency {
  font-size: 1.25rem;
  vertical-align: super;
}

.pricing-desc {
  color: var(--text-muted);
  margin: 0 0 1.25rem;
  line-height: 1.55;
}

.pricing-features {
  list-style: none;
  margin: 0 0 1.5rem;
  padding: 0;
  flex: 1;
}

.pricing-features li {
  position: relative;
  padding-left: 1.25rem;
  margin-bottom: 0.5rem;
  font-size: 0.92rem;
  line-height: 1.45;
}

.pricing-features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--correct);
  font-weight: 700;
}

.pricing-btn {
  width: 100%;
  border: none;
  cursor: pointer;
  text-align: center;
  text-decoration: none;
}

.pricing-actions {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.pricing-note {
  margin: 0.75rem 0 0;
  font-size: 0.82rem;
  color: var(--text-muted);
  text-align: center;
}

.pricing-legal-note {
  margin: 0.5rem 0 0;
  font-size: 0.78rem;
  color: var(--text-muted);
  text-align: center;
  line-height: 1.5;
}

.pricing-legal-note a {
  color: var(--navy);
  font-weight: 500;
}
  color: var(--text-muted);
  text-align: center;
}

.pricing-faq {
  max-width: 640px;
}

.pricing-faq dl {
  margin: 0;
}

.pricing-faq dt {
  font-weight: 600;
  color: var(--navy);
  margin-top: 1rem;
}

.pricing-faq dd {
  margin: 0.35rem 0 0;
  color: var(--text-muted);
  line-height: 1.6;
}

.payment-notice {
  max-width: 520px;
  margin: 1rem auto 0;
  padding: 0.85rem 1rem;
  border-radius: 8px;
  font-size: 0.92rem;
}

.payment-notice-info {
  background: #eef4fa;
  border: 1px solid #c5d9eb;
  color: var(--navy);
}

.payment-notice-success {
  background: var(--correct-bg);
  border: 1px solid #b8dfc9;
  color: var(--correct);
}

.upgrade-banner,
.payment-success-banner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.15rem;
  border-radius: var(--radius);
  margin-bottom: 1.25rem;
}

.upgrade-banner {
  background: linear-gradient(135deg, #fff9e6 0%, #fff 100%);
  border: 1px solid var(--gold);
}

.upgrade-banner p {
  margin: 0.25rem 0 0;
  font-size: 0.92rem;
  color: var(--text-muted);
}

.payment-success-banner {
  background: var(--correct-bg);
  border: 1px solid #b8dfc9;
  color: var(--correct);
}

.topic-option-locked {
  cursor: pointer;
}

.topic-option-locked:hover .topic-card-locked {
  border-color: var(--gold);
  opacity: 0.9;
}

.topic-card-locked {
  opacity: 0.72;
  background: #f3f4f6;
}

.topic-option-locked input:disabled + .topic-card-locked {
  border-style: dashed;
}

.topic-lock-label,
.topic-free-label,
.topic-lock-badge {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 0.12rem 0.45rem;
  border-radius: 999px;
  vertical-align: middle;
  margin-left: 0.35rem;
}

.topic-lock-label,
.topic-lock-badge {
  background: #fdecea;
  color: var(--incorrect);
}

.topic-free-label {
  background: var(--correct-bg);
  color: var(--correct);
}

.topic-group-locked .topic-group-header h3 {
  color: var(--text-muted);
}

body.modal-open {
  overflow: hidden;
}

.unlock-modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.25rem;
}

.unlock-modal.hidden {
  display: none;
}

.unlock-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(26, 47, 74, 0.55);
}

.unlock-modal-panel {
  position: relative;
  width: 100%;
  max-width: 440px;
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: 0 20px 60px rgba(26, 47, 74, 0.25);
  padding: 1.75rem 1.75rem 1.5rem;
}

.unlock-modal-close {
  position: absolute;
  top: 0.75rem;
  right: 0.85rem;
  border: none;
  background: none;
  font-size: 1.75rem;
  line-height: 1;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0.15rem 0.35rem;
}

.unlock-modal-close:hover {
  color: var(--navy);
}

.unlock-modal-eyebrow {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--incorrect);
  margin: 0 0 0.5rem;
}

.unlock-modal-panel h2 {
  font-family: var(--font-serif);
  font-size: 1.45rem;
  color: var(--navy);
  margin: 0 0 0.75rem;
  padding-right: 1.5rem;
}

.unlock-modal-lead {
  color: var(--text-muted);
  line-height: 1.6;
  margin: 0 0 1rem;
  font-size: 0.95rem;
}

.unlock-modal-features {
  list-style: none;
  margin: 0 0 1rem;
  padding: 0;
}

.unlock-modal-features li {
  position: relative;
  padding-left: 1.2rem;
  margin-bottom: 0.4rem;
  font-size: 0.9rem;
  line-height: 1.45;
}

.unlock-modal-features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--correct);
  font-weight: 700;
}

.unlock-modal-price {
  margin: 0 0 1rem;
  font-size: 1rem;
  color: var(--navy);
}

.unlock-modal-price strong {
  font-family: var(--font-serif);
  font-size: 1.35rem;
}

.unlock-modal-error {
  margin: 0 0 0.75rem;
  padding: 0.65rem 0.85rem;
  border-radius: 6px;
  background: var(--incorrect-bg);
  color: var(--incorrect);
  font-size: 0.88rem;
}

.unlock-modal-actions {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.unlock-modal-note {
  margin: 0.85rem 0 0;
  text-align: center;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.unlock-modal-note a {
  color: var(--navy);
  font-weight: 500;
}

.pricing-inline-note {
  margin: 1rem 0 0;
  font-size: 0.92rem;
  opacity: 0.9;
}

.pricing-inline-note a {
  color: var(--gold-muted);
  font-weight: 600;
}

@media (max-width: 640px) {
  .landing-nav-public a:not(.landing-nav-cta):not([href*='samples']) {
    display: none;
  }

  .landing-nav-app .landing-nav-user {
    display: none;
  }

  .landing-nav-app {
    gap: 0.75rem;
  }
}