@import url('https://fonts.googleapis.com/css2?family=Fraunces:ital,opsz,wght@0,9..144,340;0,9..144,480;0,9..144,600;1,9..144,420&family=Inter:wght@400;500;600;700&family=IBM+Plex+Mono:wght@500;600&display=swap');

:root {
  --ink-900: #12132a;
  --ink-800: #1b1c3a;
  --ink-700: #262849;
  --paper: #faf6ec;
  --paper-dim: #f0e9d6;
  --paper-line: #e2d8bf;
  --spark: #f2a93b;
  --spark-light: #ffd37a;
  --spark-deep: #c97f1f;
  --teal: #5fd6c8;
  --ink-text: #ece9f7;
  --ink-text-dim: #b3aed1;
  --charcoal: #211f33;
  --charcoal-dim: #5c5876;
  --line-dark: rgba(236, 233, 247, 0.1);
  --line-light: rgba(33, 31, 51, 0.12);

  --font-display: 'Fraunces', ui-serif, Georgia, serif;
  --font-body: 'Inter', ui-sans-serif, system-ui, sans-serif;
  --font-mono: 'IBM Plex Mono', ui-monospace, monospace;

  --sp-1: 0.5rem;
  --sp-2: 0.75rem;
  --sp-3: 1rem;
  --sp-4: 1.5rem;
  --sp-5: 2.25rem;
  --sp-6: 3.5rem;
  --sp-7: 5.5rem;
  --sp-8: 8rem;

  --radius-sm: 10px;
  --radius-md: 18px;
  --radius-lg: 28px;
  --shadow-soft: 0 20px 60px -20px rgba(18, 19, 42, 0.35);
  --shadow-card: 0 12px 32px -16px rgba(18, 19, 42, 0.25);

  --container: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--ink-900);
  color: var(--ink-text);
  font-family: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { padding: 0; margin: 0; list-style: none; }
button { font-family: inherit; cursor: pointer; }
h1, h2, h3, h4 { font-family: var(--font-display); margin: 0; line-height: 1.12; font-weight: 600; }
p { margin: 0; }

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--sp-4);
}

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; scroll-behavior: auto !important; }
}

a:focus-visible, button:focus-visible, input:focus-visible {
  outline: 2px solid var(--spark);
  outline-offset: 3px;
  border-radius: 4px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(14px);
  background: rgba(18, 19, 42, 0.78);
  border-bottom: 1px solid var(--line-dark);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--sp-3) 0;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-size: 1.28rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--ink-text);
}
.nav-links { display: flex; gap: var(--sp-5); align-items: center; }
.nav-links a { font-size: 0.92rem; color: var(--ink-text-dim); transition: color .2s; }
.nav-links a:hover { color: var(--ink-text); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 0.95rem 1.7rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.98rem;
  border: none;
  transition: transform .18s ease, box-shadow .25s ease-out, background .18s ease;
  white-space: nowrap;
}
.btn-primary {
  background: linear-gradient(180deg, var(--spark-light), var(--spark));
  color: #241705;
  box-shadow: 0 10px 24px -8px rgba(242,169,59,0.55);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 16px 32px -8px rgba(242,169,59,0.65); }
.btn-ghost {
  background: transparent;
  color: var(--ink-text);
  border: 1px solid var(--line-dark);
}
.btn-ghost:hover { background: var(--ink-800); }
.btn-ghost-light {
  background: transparent;
  color: var(--charcoal);
  border: 1px solid var(--line-light);
}
.btn-ghost-light:hover { background: rgba(33,31,51,0.05); }
.btn-block { width: 100%; }
.btn-lg { padding: 1.15rem 2.2rem; font-size: 1.05rem; }

.hero {
  position: relative;
  padding: var(--sp-7) 0 var(--sp-6);
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  inset: -20% -10% auto -10%;
  height: 620px;
  background: radial-gradient(ellipse at 30% 0%, rgba(242,169,59,0.16), transparent 60%),
              radial-gradient(ellipse at 80% 10%, rgba(95,214,200,0.12), transparent 55%);
  pointer-events: none;
}
.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--sp-7);
  align-items: center;
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--spark-light);
  padding: 6px 14px;
  border: 1px solid rgba(242,169,59,0.35);
  border-radius: 999px;
  background: rgba(242,169,59,0.08);
  margin-bottom: var(--sp-4);
}
.eyebrow .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--spark);
  box-shadow: 0 0 0 4px rgba(242,169,59,0.18);
  animation: pulse-dot 2.2s infinite ease-in-out;
}
@keyframes pulse-dot {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.5); opacity: .55; }
}
.hero h1 { font-size: clamp(2.4rem, 4.4vw, 3.6rem); color: var(--ink-text); letter-spacing: -0.015em; }
.hero h1 em { font-style: italic; color: var(--spark-light); }
.hero-sub { margin-top: var(--sp-4); font-size: 1.15rem; color: var(--ink-text-dim); max-width: 46ch; }
.hero-cta-row { margin-top: var(--sp-5); display: flex; align-items: center; gap: var(--sp-4); flex-wrap: wrap; }
.hero-price { font-family: var(--font-mono); font-size: 0.95rem; color: var(--ink-text-dim); }
.hero-price strong { color: var(--ink-text); font-size: 1.2rem; }

.ticker { margin-top: var(--sp-6); border-top: 1px solid var(--line-dark); padding-top: var(--sp-4); display: flex; align-items: baseline; gap: 14px; min-height: 2.4em; }
.ticker-label { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-text-dim); flex-shrink: 0; }
.ticker-text { font-family: var(--font-display); font-style: italic; font-size: 1.15rem; color: var(--ink-text); animation: ticker-fade 4.5s infinite; }
@keyframes ticker-fade { 0% { opacity: 0; transform: translateY(6px); } 8% { opacity: 1; transform: translateY(0); } 85% { opacity: 1; } 100% { opacity: 0; transform: translateY(-6px); } }

.book-cover {
  position: relative; aspect-ratio: 5 / 7; border-radius: var(--radius-md); overflow: hidden;
  background: linear-gradient(160deg, #1c1e40 0%, #14152f 55%, #0f1026 100%);
  box-shadow: var(--shadow-soft), 0 0 0 1px rgba(255,255,255,0.06);
  display: flex; flex-direction: column; justify-content: space-between; padding: 9% 9%;
  transform: rotate(1.2deg); transition: transform .4s ease;
}
.book-cover:hover { transform: rotate(0deg) translateY(-4px); }
.book-cover .cover-stars {
  position: absolute; inset: 0;
  background-image: radial-gradient(1.5px 1.5px at 20% 30%, rgba(255,255,255,0.55), transparent),
                    radial-gradient(1.5px 1.5px at 70% 18%, rgba(255,255,255,0.4), transparent),
                    radial-gradient(1px 1px at 40% 55%, rgba(255,255,255,0.5), transparent),
                    radial-gradient(1.5px 1.5px at 85% 60%, rgba(255,255,255,0.35), transparent),
                    radial-gradient(1px 1px at 12% 75%, rgba(255,255,255,0.45), transparent),
                    radial-gradient(1.5px 1.5px at 60% 82%, rgba(255,255,255,0.3), transparent);
  opacity: 0.9;
}
.cover-kicker { position: relative; font-family: var(--font-mono); font-size: 0.68rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--spark-light); }
.cover-title { position: relative; font-family: var(--font-display); font-size: clamp(1.5rem, 2.6vw, 2.1rem); color: #fdfbf3; line-height: 1.08; }
.cover-sub { position: relative; font-size: 0.85rem; color: rgba(253,251,243,0.65); margin-top: 8px; }
.cover-foot { position: relative; display: flex; justify-content: space-between; align-items: flex-end; font-family: var(--font-mono); font-size: 0.68rem; color: rgba(253,251,243,0.5); letter-spacing: 0.06em; }
.cover-spark { position: relative; width: 46px; height: 46px; border-radius: 50%; background: radial-gradient(circle at 35% 30%, var(--spark-light), var(--spark) 55%, var(--spark-deep) 100%); box-shadow: 0 0 40px 6px rgba(242,169,59,0.35); }

.section { padding: var(--sp-7) 0; }
.section-paper { background: var(--paper); color: var(--charcoal); border-radius: var(--radius-lg); margin: 0 var(--sp-4); }
.section-paper .container { max-width: calc(var(--container) - 0); }
.section-head { max-width: 62ch; margin-bottom: var(--sp-6); }
.section-kicker { font-family: var(--font-mono); font-size: 0.74rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--spark-deep); margin-bottom: var(--sp-2); display: block; }
.section:not(.section-paper) .section-kicker { color: var(--spark-light); }
.section-head h2 { font-size: clamp(1.8rem, 3vw, 2.4rem); }
.section-head p { margin-top: var(--sp-3); font-size: 1.05rem; color: var(--charcoal-dim); }
.section:not(.section-paper) .section-head p { color: var(--ink-text-dim); }

.cat-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: var(--sp-3); }
.cat-card { background: var(--paper-dim); border: 1px solid var(--paper-line); border-radius: var(--radius-sm); padding: var(--sp-4); transition: transform .2s ease, box-shadow .2s ease; }
.cat-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-card); }
.cat-icon { width: 38px; height: 38px; border-radius: 10px; display: flex; align-items: center; justify-content: center; margin-bottom: var(--sp-3); font-size: 1.15rem; background: rgba(242,169,59,0.14); }
.cat-card h3 { font-size: 1.02rem; color: var(--charcoal); margin-bottom: 6px; font-family: var(--font-body); font-weight: 700; }
.cat-card p { font-size: 0.88rem; color: var(--charcoal-dim); }
.cat-range { font-family: var(--font-mono); font-size: 0.7rem; color: var(--spark-deep); margin-top: 8px; display: block; }

.q-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--sp-3); }
.q-chip { background: var(--ink-800); border: 1px solid var(--line-dark); border-radius: var(--radius-sm); padding: var(--sp-4); position: relative; }
.q-chip::before { content: "?"; position: absolute; top: 12px; right: 16px; font-family: var(--font-display); font-style: italic; font-size: 1.6rem; color: rgba(242,169,59,0.25); }
.q-chip p { font-family: var(--font-display); font-size: 1.08rem; color: var(--ink-text); padding-right: 20px; }
.q-chip .q-cat { display: block; margin-top: var(--sp-2); font-family: var(--font-mono); font-size: 0.68rem; letter-spacing: 0.06em; text-transform: uppercase; color: var(--teal); }

.sample-card { background: var(--paper-dim); border: 1px solid var(--paper-line); border-radius: var(--radius-md); padding: var(--sp-5); margin-bottom: var(--sp-3); }
.sample-card .q-num { font-family: var(--font-mono); font-size: 0.72rem; color: var(--spark-deep); letter-spacing: 0.08em; }
.sample-card h3 { font-size: 1.35rem; color: var(--charcoal); margin: 8px 0 12px; }
.sample-card p.answer { color: var(--charcoal-dim); font-size: 1rem; line-height: 1.7; }
.sample-fade { position: relative; }
.sample-fade::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 60px; background: linear-gradient(180deg, transparent, var(--paper-dim)); }

.benefit-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--sp-4); }
.benefit-item { display: flex; gap: 14px; align-items: flex-start; }
.benefit-icon { width: 34px; height: 34px; border-radius: 50%; background: rgba(242,169,59,0.15); color: var(--spark-deep); display: flex; align-items: center; justify-content: center; flex-shrink: 0; font-size: 0.95rem; font-weight: 700; }
.benefit-item h4 { font-size: 1.02rem; color: var(--charcoal); margin-bottom: 4px; font-family: var(--font-body); font-weight: 700; }
.benefit-item p { color: var(--charcoal-dim); font-size: 0.95rem; }

.pricing-wrap { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: var(--sp-6); align-items: center; }
.price-card { background: var(--ink-800); border: 1px solid var(--line-dark); border-radius: var(--radius-lg); padding: var(--sp-6); box-shadow: var(--shadow-soft); }
.price-card .price-title { font-size: 1.05rem; color: var(--ink-text-dim); margin-bottom: var(--sp-1); }
.price-card .price-amount { font-family: var(--font-display); font-size: 3rem; color: var(--ink-text); margin-bottom: var(--sp-1); }
.price-card .price-format { font-family: var(--font-mono); font-size: 0.8rem; color: var(--teal); margin-bottom: var(--sp-5); }
.price-features { display: flex; flex-direction: column; gap: 12px; margin-bottom: var(--sp-5); }
.price-features li { display: flex; gap: 10px; align-items: flex-start; font-size: 0.95rem; color: var(--ink-text-dim); }
.price-features li .check { color: var(--spark); flex-shrink: 0; }
.price-note { margin-top: var(--sp-4); font-size: 0.82rem; color: var(--ink-text-dim); }

.trust-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--sp-3); margin-top: var(--sp-5); }
.trust-item { border: 1px solid var(--line-dark); border-radius: var(--radius-sm); padding: var(--sp-3); text-align: center; font-size: 0.84rem; color: var(--ink-text-dim); }
.trust-item .trust-ico { font-size: 1.2rem; margin-bottom: 6px; }

.faq-item { border-bottom: 1px solid var(--paper-line); padding: var(--sp-4) 0; }
.faq-item summary { cursor: pointer; list-style: none; display: flex; justify-content: space-between; align-items: center; font-weight: 700; color: var(--charcoal); font-size: 1.02rem; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; font-family: var(--font-display); font-size: 1.4rem; color: var(--spark-deep); transition: transform .2s; }
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item p { margin-top: var(--sp-3); color: var(--charcoal-dim); max-width: 68ch; }

.site-footer { border-top: 1px solid var(--line-dark); padding: var(--sp-6) 0 var(--sp-5); margin-top: var(--sp-6); }
.footer-grid { display: flex; justify-content: space-between; align-items: flex-start; flex-wrap: wrap; gap: var(--sp-4); }
.footer-links { display: flex; gap: var(--sp-4); flex-wrap: wrap; align-items: center; }
.footer-links a { font-size: 0.88rem; color: var(--ink-text-dim); }
.footer-links a:hover { color: var(--ink-text); }
.footer-fine { margin-top: var(--sp-5); font-size: 0.8rem; color: var(--ink-text-dim); opacity: 0.7; }

.sticky-cta { position: fixed; left: 0; right: 0; bottom: 0; z-index: 50; background: rgba(18,19,42,0.92); backdrop-filter: blur(12px); border-top: 1px solid var(--line-dark); padding: var(--sp-2) var(--sp-4); display: none; align-items: center; justify-content: space-between; gap: var(--sp-3); box-shadow: 0 -10px 40px rgba(0,0,0,0.2); }
.sticky-cta .sc-price { font-family: var(--font-mono); color: var(--ink-text); }

.store-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--sp-4); }
.book-card { background: var(--ink-800); border: 1px solid var(--line-dark); border-radius: var(--radius-md); overflow: hidden; display: flex; flex-direction: column; transition: transform .25s ease, box-shadow .25s ease; }
.book-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-soft); }
.book-card .book-cover { border-radius: 0; aspect-ratio: 5/6; padding: 12%; transform: none; }
.book-card-body { padding: var(--sp-4); display: flex; flex-direction: column; gap: 10px; flex: 1; }
.book-card-body .bc-category { font-family: var(--font-mono); font-size: 0.68rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--teal); }
.book-card-body h3 { font-size: 1.15rem; color: var(--ink-text); }
.book-card-body p.bc-desc { font-size: 0.88rem; color: var(--ink-text-dim); flex: 1; }
.book-card-body .bc-foot { display: flex; align-items: center; justify-content: space-between; margin-top: 8px; }
.book-card-body .bc-price { font-family: var(--font-mono); font-weight: 600; color: var(--ink-text); }

.empty-state { text-align: center; padding: var(--sp-7) var(--sp-4); color: var(--ink-text-dim); }

.prose { max-width: 70ch; margin: 0 auto; color: var(--ink-text-dim); font-size: 1.05rem; line-height: 1.75; }
.prose-paper { color: var(--charcoal-dim); }
.prose h1, .prose h2, .prose h3 { color: var(--ink-text); margin-top: 1.8em; margin-bottom: 0.6em; }
.prose-paper h1, .prose-paper h2, .prose-paper h3 { color: var(--charcoal); }
.prose h1 { font-size: clamp(2rem, 4vw, 2.8rem); margin-top: 0; }
.prose p { margin-bottom: 1.2em; }
.prose ul, .prose ol { margin-bottom: 1.2em; padding-left: 1.5rem; }
.prose li { margin-bottom: 0.5em; }
.prose a { color: var(--spark); text-decoration: underline; text-underline-offset: 2px; }
.prose a:hover { color: var(--spark-light); }
.prose-paper a { color: var(--spark-deep); }
.prose-paper a:hover { color: var(--spark); }

.status-page { min-height: 78vh; display: flex; align-items: center; justify-content: center; padding: var(--sp-6) var(--sp-4); }
.status-card { max-width: 560px; width: 100%; text-align: center; }
.status-icon { width: 64px; height: 64px; border-radius: 50%; margin: 0 auto var(--sp-4); display: flex; align-items: center; justify-content: center; font-size: 1.7rem; }
.status-icon.ok { background: rgba(95,214,200,0.15); color: var(--teal); }
.status-icon.pending { background: rgba(242,169,59,0.15); color: var(--spark); }
.status-icon.err { background: rgba(230,90,90,0.15); color: #e66; }
.status-card h1 { font-size: clamp(1.7rem, 3vw, 2.3rem); margin-bottom: var(--sp-3); }
.status-card p.lede { color: var(--ink-text-dim); font-size: 1.05rem; margin-bottom: var(--sp-5); }
.status-book { display: flex; align-items: center; gap: var(--sp-4); text-align: left; background: var(--ink-800); border: 1px solid var(--line-dark); border-radius: var(--radius-md); padding: var(--sp-4); margin-bottom: var(--sp-5); }
.status-book .book-cover { width: 90px; flex-shrink: 0; aspect-ratio: 5/7; padding: 10%; transform: none; }
.status-book-info h3 { font-size: 1.1rem; color: var(--ink-text); }
.status-book-info p { font-size: 0.85rem; color: var(--ink-text-dim); margin-top: 4px; }
.status-note { font-size: 0.85rem; color: var(--ink-text-dim); margin-top: var(--sp-4); line-height: 1.6; }

@media (max-width: 980px) {
  .hero-grid { grid-template-columns: 1fr; gap: var(--sp-5); }
  .hero-grid .book-cover { max-width: 320px; margin: 0 auto; }
  .cat-grid { grid-template-columns: repeat(2, 1fr); }
  .q-grid { grid-template-columns: repeat(2, 1fr); }
  .pricing-wrap { grid-template-columns: 1fr; }
  .benefit-list { grid-template-columns: 1fr; }
  .trust-row { grid-template-columns: repeat(2, 1fr); }
  .store-grid { grid-template-columns: repeat(2, 1fr); }
  .nav-links { display: none; }
}
@media (max-width: 620px) {
  .cat-grid { grid-template-columns: 1fr; }
  .q-grid { grid-template-columns: 1fr; }
  .trust-row { grid-template-columns: 1fr 1fr; }
  .store-grid { grid-template-columns: 1fr; }
  .section-paper { margin: 0 var(--sp-2); border-radius: var(--radius-md); }
  .status-book { flex-direction: column; text-align: center; }
  .status-book-info { text-align: center; }
  .sticky-cta { display: flex; }
  body { padding-bottom: 76px; }
  .footer-links { gap: var(--sp-2); flex-direction: column; align-items: flex-start; }
}