:root {
  --navy: #0B1D3A;
  --navy-light: #122B52;
  --navy-accent: #1A3A6B;
  --gold: #C9A84C;
  --gold-dark: #A6862E;
  --gold-light: #E8D5A0;
  --cream: #FAF6EE;
  --cream-dark: #EDE5D3;
  --white: #FFFFFF;
  --text-primary: #1A1A1A;
  --text-secondary: #4A4A4A;
  --text-light: #6B6B6B;
  --text-on-navy: rgba(255,255,255,0.75);
  --text-caption-navy: rgba(255,255,255,0.6);
  --red-urgent: #C0392B;
  --green-check: #27AE60;
  --page-width: 960px;
  --font-serif: "Playfair Display", Georgia, serif;
  --font-sans: "Source Sans 3", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  font-size: 16px;
  color: var(--text-primary);
  background: var(--white);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }

.container {
  width: 100%;
  max-width: var(--page-width);
  margin: 0 auto;
  padding: 0 24px;
}

.container.narrow { max-width: 912px; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-block;
  padding: 16px 36px;
  border-radius: 6px;
  font-family: var(--font-sans);
  font-size: 17px;
  font-weight: 700;
  letter-spacing: 1px;
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
  text-align: center;
}

.btn-gold {
  background: linear-gradient(180deg, var(--gold) 0%, var(--gold-dark) 100%);
  color: var(--navy);
  box-shadow: 0 4px 15px rgba(201,168,76,0.3);
}

.btn-gold:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(201,168,76,0.45); }

.btn-outline-gold {
  background: transparent;
  color: var(--gold);
  border: 2px solid var(--gold);
}
.btn-outline-gold:hover { background: var(--gold); color: var(--navy); }

.btn-outline-navy {
  background: transparent;
  color: var(--navy);
  border: 2px solid var(--navy);
}
.btn-outline-navy:hover { background: var(--navy); color: var(--white); }

/* ---------- Announcement Bar ---------- */
.announcement {
  background: var(--red-urgent);
  color: var(--white);
  text-align: center;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 1.5px;
  padding: 12px 24px;
}

/* ---------- Hero ---------- */
.hero {
  background: var(--navy);
  color: var(--white);
}

.hero-inner {
  display: flex;
  align-items: center;
  gap: 60px;
  padding-top: 80px;
  padding-bottom: 80px;
}

.hero-left { flex: 1; display: flex; flex-direction: column; gap: 24px; }

.badge {
  display: inline-block;
  align-self: flex-start;
  border: 1px solid var(--gold);
  color: var(--gold);
  padding: 8px 16px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 1px;
  border-radius: 4px;
}

.hero-title {
  font-family: var(--font-serif);
  font-size: 42px;
  font-weight: 900;
  line-height: 1.15;
  color: var(--white);
}

.hero-title .gold { color: var(--gold); }

.hero-subtitle {
  font-size: 18px;
  font-weight: 300;
  color: var(--text-on-navy);
  line-height: 1.6;
}

.social-line {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--text-on-navy);
}

.hero-right { flex-shrink: 0; }

.book-mockup {
  width: 280px;
  height: 380px;
  border-radius: 8px;
  background-size: cover;
  background-position: center;
  box-shadow: 0 30px 60px rgba(0,0,0,0.5);
}

.gold-line {
  height: 4px;
  background: var(--gold);
  width: 100%;
}

/* ---------- Section Titles ---------- */
.section-title {
  font-family: var(--font-serif);
  font-size: 34px;
  font-weight: 900;
  color: var(--text-primary);
  text-align: center;
  line-height: 1.3;
  max-width: 720px;
  margin: 0 auto;
}

.section-title.light { color: var(--white); }
.section-title .gold { color: var(--gold); }

.section-intro {
  font-size: 18px;
  color: var(--text-secondary);
  text-align: center;
  line-height: 1.6;
  max-width: 720px;
  margin: 0 auto;
}

.section-intro.light { color: var(--text-on-navy); }

/* ---------- Section: Problem ---------- */
.section-problem {
  background: var(--white);
  padding: 80px 0;
}

.section-problem .container { display: flex; flex-direction: column; gap: 40px; align-items: center; }

.question-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 20px;
  width: 100%;
  max-width: 720px;
}

.question-list li {
  display: flex;
  align-items: center;
  gap: 16px;
}

.qmark {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--red-urgent);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: 700;
}

.question-list p {
  font-size: 18px;
  line-height: 1.5;
  color: var(--text-primary);
}

.transition-text {
  font-family: var(--font-serif);
  font-size: 20px;
  font-style: italic;
  color: var(--text-secondary);
  text-align: center;
  line-height: 1.5;
  max-width: 720px;
}

/* ---------- Section: Solution ---------- */
.section-solution {
  background: var(--cream);
  padding: 80px 0;
}

.section-solution .container { display: flex; flex-direction: column; gap: 40px; align-items: center; }

.solution-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  width: 100%;
}

.solution-card {
  background: var(--white);
  border-top: 4px solid var(--gold);
  border-radius: 12px;
  padding: 28px 24px 24px;
  box-shadow: 0 2px 12px rgba(0,0,0,0.05);
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.solution-card h3 {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 700;
  color: var(--text-primary);
}

.solution-card ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.solution-card li {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* ---------- Section: Why Different ---------- */
.section-why {
  background: var(--navy);
  padding-bottom: 80px;
}

.section-why .container {
  padding-top: 80px;
  display: flex;
  flex-direction: column;
  gap: 48px;
  align-items: center;
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
  width: 100%;
}

.why-card {
  padding: 24px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.why-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 2px solid var(--gold);
  display: flex;
  align-items: center;
  justify-content: center;
}

.why-card h4 {
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 700;
  color: var(--white);
}

.why-card p {
  font-size: 15px;
  color: var(--text-on-navy);
  line-height: 1.5;
}

/* ---------- Section: Testimonials ---------- */
.section-testimonials {
  background: var(--white);
  padding: 80px 0;
}

.section-testimonials .container { display: flex; flex-direction: column; gap: 40px; align-items: center; }

.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  width: 100%;
}

.testimonial {
  background: var(--cream);
  border-left: 3px solid var(--gold);
  border-radius: 10px;
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.testimonial p {
  font-size: 15px;
  font-style: italic;
  color: var(--text-primary);
  line-height: 1.6;
}

.testimonial cite {
  font-style: normal;
  font-size: 14px;
  font-weight: 600;
  color: var(--gold-dark);
}

.stat-line {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
  text-align: center;
}

/* ---------- Section: Target Audience ---------- */
.section-target {
  background: var(--cream);
  padding: 80px 0;
}

.section-target .container { display: flex; flex-direction: column; gap: 40px; align-items: center; }

.target-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  width: 100%;
}

.target-item {
  background: var(--white);
  border-radius: 8px;
  padding: 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: 0 4px 20px rgba(11,29,58,0.08);
  font-size: 16px;
}

.check {
  color: var(--green-check);
  font-size: 18px;
  font-weight: 700;
  flex-shrink: 0;
}

.warn-box {
  background: rgba(192,57,43,0.06);
  border: 1px solid rgba(192,57,43,0.15);
  border-radius: 10px;
  padding: 20px;
  max-width: 600px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.warn-box p {
  color: var(--red-urgent);
  font-size: 15px;
  font-weight: 500;
}

/* ---------- Section: Author ---------- */
.section-author {
  background: var(--white);
  padding: 80px 0;
  border-bottom: 1px solid var(--cream-dark);
}

.section-author .container { display: flex; flex-direction: column; gap: 32px; align-items: center; }

.author-box {
  background: var(--cream);
  border-radius: 12px;
  padding: 36px;
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 24px;
  align-items: center;
  text-align: center;
}

.author-avatar {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  border: 3px solid var(--gold);
  background-size: cover;
  background-position: center;
}

.author-box p {
  font-size: 16px;
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 720px;
}

.author-stats {
  display: flex;
  gap: 32px;
  align-items: center;
}

.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
}

.stat-num {
  font-family: var(--font-serif);
  font-size: 28px;
  font-weight: 700;
  color: var(--gold);
}

.stat-lab {
  font-size: 14px;
  color: var(--text-light);
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--cream-dark);
}

/* ---------- Section: Pricing ---------- */
.section-pricing {
  background: linear-gradient(10deg, var(--navy) 0%, var(--navy-light) 100%);
  padding: 80px 0;
  position: relative;
  scroll-margin-top: 20px;
}

.section-pricing::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--gold-dark) 0%, var(--gold) 50%, var(--gold-dark) 100%);
}

.section-pricing .container { display: flex; flex-direction: column; gap: 40px; align-items: center; }

.pricing-header { display: flex; flex-direction: column; gap: 12px; }

.pricing-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  width: 100%;
}

.price-card {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 14px;
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  position: relative;
  text-align: center;
  color: var(--white);
}

.price-card.featured {
  background: rgba(201,168,76,0.06);
  border: 2px solid var(--gold);
}

.best-badge {
  position: absolute;
  top: -13px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--gold) 0%, var(--gold-dark) 100%);
  color: var(--navy);
  padding: 6px 16px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1px;
  white-space: nowrap;
}

.price-card h3 {
  font-family: var(--font-serif);
  font-size: 24px;
  font-weight: 700;
  color: var(--white);
}

.price-desc {
  font-size: 15px;
  font-weight: 300;
  color: var(--text-on-navy);
}

.price {
  font-family: var(--font-serif);
  font-size: 52px;
  font-weight: 700;
  color: var(--gold);
}

.price-sub {
  font-size: 13px;
  letter-spacing: 1px;
  color: var(--text-caption-navy);
}

.price-card hr {
  border: none;
  border-top: 1px solid rgba(255,255,255,0.1);
  width: 100%;
}

.price-card.featured hr { border-top-color: rgba(201,168,76,0.2); }

.price-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  text-align: left;
}

.price-features li {
  font-size: 15px;
  color: var(--text-on-navy);
  display: flex;
  gap: 10px;
}

.price-features .yes { color: var(--green-check); font-weight: 700; }
.price-features .no { color: rgba(255,255,255,0.25); font-weight: 700; }
.price-features .muted { color: rgba(255,255,255,0.25); }
.price-features .highlight { color: var(--gold); font-weight: 700; }

.price-card .btn { width: 100%; margin-top: auto; }

.guarantee-box {
  background: rgba(201,168,76,0.04);
  border: 1px solid rgba(201,168,76,0.2);
  border-radius: 10px;
  padding: 24px;
  max-width: 700px;
  display: flex;
  align-items: center;
  gap: 16px;
}

.guarantee-box .shield { font-size: 36px; }

.guarantee-box strong {
  display: block;
  color: var(--white);
  font-size: 17px;
  margin-bottom: 6px;
}

.guarantee-box p {
  color: var(--text-on-navy);
  font-size: 15px;
  line-height: 1.6;
}

/* ---------- Section: FAQ ---------- */
.section-faq {
  background: var(--cream);
  padding: 80px 0;
}

.section-faq .container { display: flex; flex-direction: column; gap: 40px; align-items: center; }

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  width: 100%;
  max-width: 700px;
}

.faq-item {
  background: var(--white);
  border-radius: 10px;
  box-shadow: 0 4px 20px rgba(11,29,58,0.08);
  overflow: hidden;
}

.faq-item summary {
  padding: 18px 20px;
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  list-style: none;
}

.faq-item summary::-webkit-details-marker { display: none; }

.faq-item .arrow {
  color: var(--gold);
  font-size: 12px;
  transition: transform .2s ease;
  flex-shrink: 0;
}

.faq-item[open] .arrow { transform: rotate(180deg); }

.faq-item p {
  padding: 0 20px 18px 20px;
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ---------- Section: Final CTA ---------- */
.section-final {
  background: var(--white);
  padding: 80px 0;
  border-top: 4px solid var(--gold);
}

.section-final .container { display: flex; flex-direction: column; gap: 20px; align-items: center; }

.final-buttons {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
  justify-content: center;
  margin-top: 12px;
}

.trust-line {
  font-size: 14px;
  color: var(--text-light);
  text-align: center;
  margin-top: 8px;
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--navy);
  padding: 32px 24px;
  text-align: center;
}

.site-footer p {
  color: rgba(255,255,255,0.4);
  font-size: 13px;
}

/* ---------- Responsive ---------- */
@media (max-width: 860px) {
  .hero-inner { flex-direction: column; gap: 40px; padding-top: 56px; padding-bottom: 56px; }
  .hero-title { font-size: 32px; text-align: center; }
  .hero-subtitle { text-align: center; }
  .hero-left { align-items: center; text-align: center; }
  .badge { align-self: center; }
  .section-title { font-size: 26px; }
  .solution-cards,
  .why-grid,
  .testimonial-grid,
  .target-grid,
  .pricing-grid { grid-template-columns: 1fr; }
  .section-problem,
  .section-solution,
  .section-testimonials,
  .section-target,
  .section-author,
  .section-pricing,
  .section-faq,
  .section-final { padding: 56px 0; }
  .section-why { padding-bottom: 56px; }
  .section-why .container { padding-top: 56px; }
  .author-stats { flex-wrap: wrap; justify-content: center; gap: 20px; }
  .final-buttons { flex-direction: column; width: 100%; }
  .final-buttons .btn { width: 100%; }
  .price { font-size: 42px; }
  .guarantee-box { flex-direction: column; text-align: center; }
}

@media (max-width: 480px) {
  .hero-title { font-size: 28px; }
  .section-title { font-size: 22px; }
  .announcement { font-size: 12px; letter-spacing: 1px; }
  .btn { padding: 14px 24px; font-size: 15px; }
}