/* LANG SWITCHER */
.lang-switcher {
  display: flex;
  gap: 4px;
  align-items: center;
  font-size: 0.85rem;
  font-weight: 600;
}

.lang-switcher a {
  color: var(--muted);
  padding: 4px 8px;
  border-radius: 6px;
  transition: all 0.2s;
}

.lang-switcher a:hover { color: var(--primary); }
.lang-switcher a.active {
  color: var(--primary);
  background: var(--primary-light);
}

.lang-switcher .sep { color: var(--border); font-weight: 400; }

/* HERO */
.hero {
  padding: 140px 0 80px;
  background: var(--hero-gradient);
  background-size: 200% 200%;
  animation: heroGradient 18s ease infinite;
  color: white;
}

@keyframes heroGradient {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

@media (prefers-reduced-motion: reduce) {
  .hero { animation: none; background-size: auto; }
}

.hero-inner { max-width: 800px; }

.hero-note {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(251, 191, 36, 0.15);
  color: var(--yellow);
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 24px;
}

.hero-note svg {
  flex-shrink: 0;
}

.hero h1 {
  font-size: 3.2rem;
  font-weight: 800;
  letter-spacing: -1.5px;
  line-height: 1.1;
  margin-bottom: 24px;
}

.hero h1 .accent {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-desc {
  font-size: 1.15rem;
  color: var(--hero-text);
  margin-bottom: 12px;
  max-width: 620px;
}

.hero-desc-sub {
  font-size: 1rem;
  color: var(--hero-text-sub);
  margin-bottom: 32px;
  max-width: 580px;
}

.hero-tag {
  display: inline-block;
  font-size: 0.88rem;
  color: var(--hero-tag);
  margin-bottom: 28px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-actions .btn-secondary {
  color: white;
  border-color: rgba(255,255,255,0.4);
}

.hero-actions .btn-secondary:hover {
  background: rgba(255,255,255,0.1);
  border-color: white;
}

/* TRUST BAR */
.trust-bar {
  background: var(--white);
  border-bottom: 1px solid var(--border);
  padding: 32px 0;
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  text-align: center;
}

.trust-item .num {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1;
  margin-bottom: 6px;
}

.trust-item .label {
  font-size: 0.82rem;
  color: var(--muted);
  font-weight: 500;
}

/* PROBLEM GRID */
.problem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.problem-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px 28px;
  transition: transform 0.2s, box-shadow 0.2s;
}

.problem-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(28, 25, 23, 0.08);
  border-color: #fdba74;
}

.problem-icon {
  width: 48px;
  height: 48px;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--primary-light);
  border-radius: 12px;
  color: var(--primary);
}

.problem-icon svg {
  width: 26px;
  height: 26px;
}

.problem-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.problem-card p {
  font-size: 0.95rem;
  color: var(--muted);
  line-height: 1.65;
}

/* APPROACH */
.approach-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 48px;
  align-items: start;
}

.approach-sidebar {
  background: var(--primary-light);
  border-radius: 16px;
  padding: 32px;
  border: 1px solid #fed7aa;
}

.approach-sidebar h3 {
  font-size: 1.3rem;
  font-weight: 800;
  margin-bottom: 8px;
  color: var(--dark);
}

.approach-sidebar .role {
  font-size: 0.9rem;
  color: var(--muted);
  margin-bottom: 20px;
}

.approach-highlights {
  list-style: none;
}

.approach-highlights li {
  position: relative;
  padding: 10px 0 10px 24px;
  font-size: 0.92rem;
  color: var(--dark-2);
  border-bottom: 1px solid rgba(234, 88, 12, 0.15);
}

.approach-highlights li:last-child { border-bottom: none; }

.approach-highlights li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--primary);
  font-weight: 700;
}

.approach-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.approach-stat .val {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--primary);
}

.approach-stat .lbl {
  font-size: 0.78rem;
  color: var(--muted);
}

.approach-list { list-style: none; }

.approach-list li {
  display: flex;
  gap: 20px;
  margin-bottom: 28px;
}

.approach-num {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  background: var(--primary);
  color: white;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.95rem;
}

.approach-list h4 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 6px;
}

.approach-list p {
  font-size: 0.92rem;
  color: var(--muted);
  line-height: 1.6;
}

/* PRODUCTS */
.products-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.product-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 32px 28px;
  position: relative;
  transition: transform 0.2s, box-shadow 0.2s;
  display: flex;
  flex-direction: column;
}

.product-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(28, 25, 23, 0.08);
}

.product-card.featured {
  border-color: var(--primary);
  box-shadow: 0 4px 20px rgba(234, 88, 12, 0.12);
}

.badge-promo {
  position: absolute;
  top: -12px;
  right: 20px;
  background: var(--yellow);
  color: var(--dark);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 5px 12px;
  border-radius: 20px;
}

.product-tier {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 4px 10px;
  border-radius: 6px;
  margin-bottom: 12px;
}

.tier-flow { background: #fff7ed; color: #c2410c; }
.tier-super { background: #fef3c7; color: #92400e; }

.product-card h3 {
  font-size: 1.35rem;
  font-weight: 800;
  margin-bottom: 8px;
}

.product-duration {
  font-size: 0.88rem;
  color: var(--muted);
  margin-bottom: 16px;
}

.product-card > p {
  font-size: 0.92rem;
  color: var(--muted);
  line-height: 1.65;
  flex: 1;
  margin-bottom: 24px;
}

.btn-product {
  width: 100%;
  background: var(--primary);
  color: white;
  padding: 14px 24px;
  border-radius: 10px;
  font-size: 0.95rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
  font-family: inherit;
  transition: background 0.2s;
  text-align: center;
}

.btn-product:hover { background: var(--primary-dark); }

.product-card.featured .btn-product {
  background: var(--dark);
}

.product-card.featured .btn-product:hover {
  background: var(--dark-2);
}

/* QUOTE */
.quote-section {
  background: var(--primary-light);
  border-top: 1px solid #fed7aa;
  border-bottom: 1px solid #fed7aa;
}

.quote-block {
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
}

.quote-block blockquote {
  font-size: 1.25rem;
  font-weight: 500;
  line-height: 1.7;
  color: var(--dark);
  margin-bottom: 20px;
  font-style: italic;
}

.quote-author {
  font-size: 0.95rem;
  color: var(--muted);
  margin-bottom: 24px;
}

/* FINAL CTA */
.final-cta {
  background: var(--cta-gradient);
  color: white;
  text-align: center;
}

.final-cta h2 {
  font-size: 2.2rem;
  font-weight: 800;
  margin-bottom: 16px;
  letter-spacing: -0.5px;
}

.final-cta p {
  font-size: 1.05rem;
  color: #fed7aa;
  max-width: 520px;
  margin: 0 auto 32px;
}

.final-cta-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* STORY (about) */
.story {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 48px;
  align-items: start;
}

.story-sidebar {
  background: var(--primary-light);
  border-radius: 16px;
  padding: 28px;
  border: 1px solid #fed7aa;
  position: sticky;
  top: 88px;
}

.story-sidebar h3 {
  font-size: 1.2rem;
  font-weight: 800;
  margin-bottom: 16px;
}

.story-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}

.story-tag {
  background: white;
  border: 1px solid var(--border);
  padding: 6px 12px;
  border-radius: 8px;
  font-size: 0.82rem;
  font-weight: 500;
}

.story-content h2 {
  font-size: 1.5rem;
  font-weight: 800;
  margin-bottom: 16px;
  margin-top: 40px;
}

.story-content h2:first-child { margin-top: 0; }

.story-content p {
  color: var(--muted);
  margin-bottom: 16px;
  line-height: 1.75;
}

/* TIPS */
.tips-part { margin-bottom: 56px; }

.tips-part h2 {
  font-size: 1.5rem;
  font-weight: 800;
  margin-bottom: 24px;
}

.tips-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.tip-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 24px;
  transition: transform 0.2s, box-shadow 0.2s;
}

.tip-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(28, 25, 23, 0.06);
}

.tip-num {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 8px;
}

.tip-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.tip-card p {
  font-size: 0.9rem;
  color: var(--muted);
  margin-bottom: 12px;
  line-height: 1.6;
}

.tip-example {
  background: #fafaf9;
  border-radius: 8px;
  padding: 12px 14px;
  font-size: 0.85rem;
}

.tip-example .bad { color: var(--red); margin-bottom: 4px; }
.tip-example .good { color: var(--green); }

/* BOOKS */
.books-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.books-category {
  margin-bottom: 48px;
}

.books-category h2 {
  font-size: 1.3rem;
  font-weight: 800;
  margin-bottom: 20px;
}

.book-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 22px;
  transition: transform 0.2s, box-shadow 0.2s;
}

.book-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(28, 25, 23, 0.06);
}

.book-icon { font-size: 1.5rem; margin-bottom: 10px; }

.book-level {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 6px;
}

.book-card h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.book-author {
  font-size: 0.82rem;
  color: var(--muted);
  margin-bottom: 10px;
}

.book-card p {
  font-size: 0.85rem;
  color: var(--muted);
  line-height: 1.55;
  margin-bottom: 12px;
}

.book-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.book-tag {
  background: var(--primary-light);
  color: var(--primary-dark);
  font-size: 0.72rem;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: 4px;
}

/* FAQ */
.faq-category { margin-bottom: 40px; }

.faq-category h2 {
  font-size: 1.2rem;
  font-weight: 800;
  margin-bottom: 16px;
  color: var(--dark);
}

.faq-item {
  border: 1px solid var(--border);
  border-radius: 12px;
  margin-bottom: 10px;
  overflow: hidden;
}

.faq-q {
  padding: 18px 22px;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  background: var(--white);
  transition: background 0.2s;
  user-select: none;
}

.faq-q:hover { background: #fafaf9; }

.faq-q::after {
  content: '+';
  font-size: 1.2rem;
  color: var(--primary);
  flex-shrink: 0;
  transition: transform 0.2s;
}

.faq-item.open .faq-q::after { transform: rotate(45deg); }

.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.faq-a-inner {
  padding: 0 22px 18px;
  font-size: 0.92rem;
  color: var(--muted);
  line-height: 1.65;
}

.faq-item.open .faq-a { max-height: none; }

/* REVEAL */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.55s ease, transform 0.55s ease;
  transition-delay: var(--reveal-delay, 0ms);
}

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

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* TESTIMONIALS */
.testimonials-section {
  background: var(--surface-muted);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.testimonial-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 28px;
  transition: transform 0.2s, box-shadow 0.2s;
}

.testimonial-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(28, 25, 23, 0.08);
}

.testimonial-head {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 16px;
}

.testimonial-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--primary-light);
  color: var(--primary);
  font-weight: 700;
  font-size: 0.85rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.testimonial-meta strong {
  display: block;
  font-size: 0.95rem;
  color: var(--dark);
}

.testimonial-meta span {
  font-size: 0.8rem;
  color: var(--muted);
}

.testimonial-level {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--primary);
  background: var(--primary-light);
  padding: 3px 8px;
  border-radius: 6px;
  margin-bottom: 12px;
}

.testimonial-card blockquote {
  font-size: 0.92rem;
  color: var(--muted);
  line-height: 1.65;
  font-style: normal;
}

/* MODAL */
.modal-overlay {
  display: flex;
  position: fixed;
  inset: 0;
  background: rgba(28, 25, 23, 0.6);
  z-index: 200;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.25s ease, visibility 0.25s ease;
}

.modal-overlay.open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

body.modal-open { overflow: hidden; }

.modal {
  background: white;
  border-radius: 16px;
  padding: 36px 32px;
  max-width: 420px;
  width: 100%;
  text-align: center;
  box-shadow: 0 24px 48px rgba(28, 25, 23, 0.2);
  transform: scale(0.95) translateY(8px);
  transition: transform 0.25s ease;
}

.modal-overlay.open .modal {
  transform: scale(1) translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .modal-overlay,
  .modal { transition: none; }
  .modal { transform: none; }
}

.modal h3 {
  font-size: 1.35rem;
  font-weight: 800;
  margin-bottom: 12px;
}

.modal p {
  color: var(--muted);
  font-size: 0.95rem;
  margin-bottom: 24px;
  line-height: 1.6;
}

.modal-close {
  background: var(--primary);
  color: white;
  border: none;
  padding: 12px 32px;
  border-radius: 10px;
  font-weight: 600;
  cursor: pointer;
  font-family: inherit;
  font-size: 0.95rem;
}

.modal-close:hover { background: var(--primary-dark); }

/* PLACEHOLDER LINK */
.link-placeholder {
  cursor: pointer;
}

/* PAGE CTA */
.page-cta {
  background: var(--cta-gradient);
  color: white;
  text-align: center;
  padding: 64px 24px;
  border-radius: 16px;
  margin-top: 48px;
}

.page-cta h2 {
  font-size: 1.6rem;
  font-weight: 800;
  margin-bottom: 12px;
}

.page-cta p {
  color: var(--hero-text);
  margin-bottom: 24px;
}

/* RESPONSIVE COMPONENTS */
@media (max-width: 860px) {
  .hero h1 { font-size: 2.2rem; }
  .trust-grid { grid-template-columns: repeat(2, 1fr); }
  .problem-grid { grid-template-columns: 1fr; }
  .approach-grid { grid-template-columns: 1fr; }
  .products-grid { grid-template-columns: 1fr; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .story { grid-template-columns: 1fr; }
  .story-sidebar { position: static; }
  .tips-grid { grid-template-columns: 1fr; }
  .books-grid { grid-template-columns: 1fr; }
}