/* ==========================================================================
   CCF Book Landing Pages — Correct Code Press.
   Visual language mirrors the CCF Consulting page (professional CCF brand):
   the same palette, background treatment, typography, buttons, cards,
   borders, shadows, section rhythm, and CTA styling.
   Scoped under .ccf-booklanding to avoid collisions with shared classes.
   ========================================================================== */

.ccf-booklanding {
  background: var(--ccf-bg);
  color: var(--ccf-fg);
}

/* ---- Hero ---- */
.ccf-booklanding-hero {
  position: relative;
  padding: clamp(4rem, 9vw, 7rem) 0 clamp(3.5rem, 7vw, 5.5rem);
  overflow: hidden;
  border-bottom: 1px solid var(--ccf-border);
  background:
    radial-gradient(1100px 560px at 15% 0%, rgba(157,26,1,.22), transparent 60%),
    radial-gradient(900px 560px at 92% 8%, rgba(200,167,93,.12), transparent 55%),
    linear-gradient(180deg, rgba(255,255,255,.03), transparent 40%);
}

.ccf-booklanding-hero .row {
  align-items: center;
  row-gap: 2.5rem;
}

.ccf-booklanding-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  color: var(--gold);
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  font-size: .78rem;
  border: 1px solid rgba(200, 167, 93, .4);
  background: rgba(200, 167, 93, .08);
  border-radius: 999px;
  padding: .4rem .9rem;
}

.ccf-booklanding-hero h1 {
  font-weight: 800;
  letter-spacing: -.02em;
  line-height: 1.06;
  max-width: 900px;
  margin-bottom: .5rem;
}

.ccf-booklanding-hero .ccf-booklanding-subtitle {
  color: var(--gold);
  font-weight: 700;
  font-size: clamp(1.05rem, 2vw, 1.3rem);
  margin-bottom: 1rem;
}

.ccf-booklanding-tagline {
  font-weight: 600;
  font-size: clamp(1.1rem, 2vw, 1.35rem);
  line-height: 1.4;
  max-width: 44rem;
  margin-bottom: 1.25rem;
}

.ccf-booklanding-lead {
  color: var(--ccf-muted);
  font-size: clamp(1rem, 1.6vw, 1.1rem);
  line-height: 1.75;
  max-width: 46rem;
}

.ccf-booklanding-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .85rem;
  margin-top: 1.75rem;
}

.ccf-booklanding-access-note {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  margin-top: 1.5rem;
  color: var(--ccf-muted);
  font-size: .9rem;
  font-weight: 600;
}

.ccf-booklanding-access-note i {
  color: var(--gold);
}

/* Gold primary CTA */
.ccf-booklanding-btn-gold {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  background: var(--gold);
  border: 1px solid var(--gold);
  color: #17110e;
  font-weight: 800;
  border-radius: 999px;
  padding: .9rem 1.6rem;
  text-decoration: none;
  transition: background .16s ease, color .16s ease, transform .16s ease;
}

.ccf-booklanding-btn-gold:hover {
  background: #fff;
  border-color: #fff;
  color: #17110e;
  transform: translateY(-1px);
}

.ccf-booklanding-btn-gold:focus-visible,
.ccf-booklanding-btn-ghost:focus-visible {
  outline: 3px solid var(--gold);
  outline-offset: 3px;
}

/* Secondary CTA mirrors the brand outline button */
.ccf-booklanding-btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  color: var(--ccf-fg);
  font-weight: 700;
  border: 1px solid rgba(255,255,255,.25);
  background: transparent;
  border-radius: 999px;
  padding: .9rem 1.5rem;
  text-decoration: none;
  transition: background .16s ease, border-color .16s ease;
}

.ccf-booklanding-btn-ghost:hover {
  border-color: rgba(255,255,255,.5);
  background: rgba(255,255,255,.06);
  color: #fff;
}

/* Book cover */
.ccf-booklanding-cover-wrap {
  display: flex;
  justify-content: center;
}

.ccf-booklanding-cover {
  width: min(100%, 22rem);
  border-radius: 1rem;
  border: 1px solid var(--ccf-border);
  box-shadow: 0 30px 70px rgba(0,0,0,.45);
}

/* Trust indicators */
.ccf-booklanding-trust {
  display: grid;
  gap: .85rem;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 15rem), 1fr));
  margin-top: 2.5rem;
}

.ccf-booklanding-trust-item {
  display: flex;
  align-items: center;
  gap: .7rem;
  border: 1px solid var(--ccf-border);
  background: var(--ccf-card);
  border-radius: .9rem;
  padding: .85rem 1rem;
  color: var(--ccf-fg);
  font-weight: 600;
  font-size: .95rem;
}

.ccf-booklanding-trust-item i {
  color: var(--gold);
  font-size: 1.15rem;
  flex: 0 0 auto;
}

/* Shared section shell */
.ccf-booklanding-section {
  padding-block: clamp(3.5rem, 7vw, 6rem);
  border-bottom: 1px solid var(--ccf-border);
}

.ccf-booklanding-section-kicker {
  color: var(--gold);
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  font-size: .78rem;
  margin-bottom: .5rem;
}

.ccf-booklanding-section-title {
  font-weight: 800;
  letter-spacing: -.01em;
  line-height: 1.15;
  max-width: 44rem;
}

.ccf-booklanding-section-sub {
  color: var(--ccf-muted);
  line-height: 1.75;
  max-width: 46rem;
}

/* Learning grid (What You'll Learn) */
.ccf-booklanding-grid {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 16rem), 1fr));
}

.ccf-booklanding-item {
  border: 1px solid var(--ccf-border);
  background: var(--ccf-card);
  border-radius: 1.25rem;
  padding: 1.4rem 1.5rem;
  transition: border-color .16s ease, transform .16s ease;
}

.ccf-booklanding-item:hover {
  border-color: rgba(255,255,255,.22);
  transform: translateY(-2px);
}

.ccf-booklanding-item i {
  color: var(--gold);
  font-size: 1.15rem;
  margin-bottom: .75rem;
}

.ccf-booklanding-item h3 {
  font-size: 1.05rem;
  font-weight: 800;
  margin-bottom: .4rem;
}

.ccf-booklanding-item p {
  color: var(--ccf-muted);
  font-size: .95rem;
  line-height: 1.65;
  margin-bottom: 0;
}

/* Compare (Memorizing vs Reasoning) */
.ccf-booklanding-compare {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 20rem), 1fr));
}

.ccf-booklanding-compare-card {
  border: 1px solid var(--ccf-border);
  background: var(--ccf-card);
  border-radius: 1.25rem;
  padding: 1.5rem 1.6rem;
}

.ccf-booklanding-compare-head {
  display: flex;
  align-items: center;
  gap: .65rem;
  margin-bottom: 1rem;
}

.ccf-booklanding-compare-head i {
  font-size: 1.3rem;
  width: 1.6rem;
  text-align: center;
}

.ccf-booklanding-compare-head h4 {
  font-weight: 800;
  margin: 0;
}

.ccf-booklanding-compare--traditional .ccf-booklanding-compare-head i {
  color: rgba(255,255,255,.4);
}

.ccf-booklanding-compare--ccf .ccf-booklanding-compare-head i {
  color: var(--gold);
}

.ccf-booklanding-compare-card ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: .6rem;
}

.ccf-booklanding-compare-card li {
  color: var(--ccf-muted);
  padding-left: 1.4rem;
  position: relative;
}

.ccf-booklanding-compare--traditional li::before {
  content: "\2715";
  color: rgba(255,255,255,.4);
  position: absolute;
  left: 0;
  top: 0;
}

.ccf-booklanding-compare--ccf li::before {
  content: "\2713";
  color: var(--gold);
  font-weight: 700;
  position: absolute;
  left: 0;
  top: 0;
}

.ccf-booklanding-mantra {
  margin-top: 2rem;
  padding: 1.5rem 1.75rem;
  border-left: 4px solid var(--gold);
  border-radius: 1rem;
  background:
    radial-gradient(500px 220px at 0 0, rgba(200,167,93,.1), transparent 70%),
    var(--ccf-card);
  max-width: 46rem;
}

.ccf-booklanding-mantra p {
  margin: 0;
  font-weight: 700;
  line-height: 1.8;
}

.ccf-booklanding-mantra .ccf-booklanding-mantra-kicker {
  color: var(--gold);
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
  font-size: .75rem;
  margin-bottom: .5rem;
}

/* Chapters */
.ccf-booklanding-chapter-groups {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 18rem), 1fr));
  align-items: start;
}

.ccf-booklanding-chapter-group {
  border: 1px solid var(--ccf-border);
  background: var(--ccf-card);
  border-radius: 1.25rem;
  overflow: hidden;
}

.ccf-booklanding-chapter-group-head {
  padding: 1.1rem 1.3rem;
  border-bottom: 1px solid var(--ccf-border);
}

.ccf-booklanding-chapter-group-head .ccf-booklanding-part {
  font-weight: 800;
  font-size: 1rem;
  margin-bottom: .25rem;
}

.ccf-booklanding-chapter-group-head .ccf-booklanding-part-sub {
  color: var(--ccf-muted2);
  font-size: .82rem;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
}

.ccf-booklanding-chapter {
  padding: .9rem 1.3rem;
  border-bottom: 1px solid var(--ccf-border);
  display: grid;
  grid-template-columns: 2.25rem 1fr;
  gap: .65rem;
}

.ccf-booklanding-chapter:last-child {
  border-bottom: 0;
}

.ccf-booklanding-chapter-num {
  color: var(--gold);
  font-weight: 800;
  font-size: .95rem;
  line-height: 1.35;
}

.ccf-booklanding-chapter-body .ccf-booklanding-chapter-title {
  font-weight: 700;
  font-size: .95rem;
  line-height: 1.35;
}

.ccf-booklanding-chapter-body .ccf-booklanding-chapter-concept {
  color: var(--ccf-muted);
  font-size: .88rem;
  line-height: 1.55;
  margin-top: .25rem;
}

.ccf-booklanding-chapter-link {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  margin-top: .45rem;
  color: var(--gold);
  font-size: .82rem;
  font-weight: 700;
  text-decoration: none;
}

.ccf-booklanding-chapter-link:hover {
  text-decoration: underline;
}

.ccf-booklanding-chapter-avail {
  display: inline-block;
  margin-top: .45rem;
  font-size: .72rem;
  font-weight: 800;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--ccf-muted2);
}

/* Samples */
.ccf-booklanding-samples {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 20rem), 1fr));
}

.ccf-booklanding-sample {
  border: 1px solid var(--ccf-border);
  background:
    radial-gradient(400px 200px at 100% 0%, rgba(157,26,1,.12), transparent 65%),
    var(--ccf-card);
  border-radius: 1.25rem;
  padding: 1.6rem 1.7rem;
}

.ccf-booklanding-sample .ccf-booklanding-sample-icon {
  color: var(--gold);
  font-size: 1.3rem;
  margin-bottom: .85rem;
}

.ccf-booklanding-sample h3 {
  font-size: 1.15rem;
  font-weight: 800;
  margin-bottom: .55rem;
}

.ccf-booklanding-sample p {
  color: var(--ccf-muted);
  line-height: 1.7;
}

.ccf-booklanding-sample .ccf-booklanding-sample-cta {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  margin-top: .75rem;
  color: var(--gold);
  font-weight: 700;
  text-decoration: none;
}

.ccf-booklanding-sample .ccf-booklanding-sample-cta:hover {
  text-decoration: underline;
}

/* Videos */
.ccf-booklanding-videos {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 17rem), 1fr));
}

.ccf-booklanding-video {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--ccf-border);
  background: var(--ccf-card);
  border-radius: 1.25rem;
  padding: 1.5rem 1.6rem;
  transition: border-color .16s ease, transform .16s ease;
}

.ccf-booklanding-video:hover {
  border-color: rgba(255,255,255,.22);
  transform: translateY(-2px);
}

.ccf-booklanding-video-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  border-radius: .9rem;
  border: 1px solid rgba(200, 167, 93, .4);
  background: rgba(200, 167, 93, .1);
  color: var(--gold);
  font-size: 1.35rem;
  margin-bottom: 1rem;
}

.ccf-booklanding-video h3 {
  font-size: 1.05rem;
  font-weight: 800;
  margin-bottom: .5rem;
}

.ccf-booklanding-video p {
  color: var(--ccf-muted);
  font-size: .95rem;
  line-height: 1.65;
  margin-bottom: 1rem;
  flex: 1 0 auto;
}

.ccf-booklanding-video a {
  color: var(--gold);
  font-weight: 700;
  text-decoration: none;
}

.ccf-booklanding-video a:hover {
  text-decoration: underline;
}

.ccf-booklanding-video-note {
  margin-top: 2rem;
  color: var(--ccf-muted);
  font-size: .92rem;
}

.ccf-booklanding-video-note-link {
  color: var(--gold);
  font-weight: 700;
  text-decoration: none;
}

.ccf-booklanding-video-note-link:hover {
  text-decoration: underline;
}

/* Learning path (Book Zero) */
.ccf-booklanding-path {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0;
  max-width: 30rem;
  margin: 0 auto;
}

.ccf-booklanding-path-item {
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  border: 1px solid var(--ccf-border);
  background: var(--ccf-card);
  border-radius: 999px;
  padding: .7rem 1.2rem;
  font-weight: 800;
  font-size: 1rem;
  text-decoration: none;
  color: var(--ccf-fg);
  transition: border-color .16s ease, transform .16s ease;
}

.ccf-booklanding-path-item:hover {
  border-color: rgba(200,167,93,.55);
  transform: translateX(3px);
}

.ccf-booklanding-path-item.is-foundation {
  border-color: rgba(200,167,93,.6);
  background:
    radial-gradient(300px 160px at 0 0, rgba(200,167,93,.14), transparent 70%),
    var(--ccf-card);
}

.ccf-booklanding-path-item i {
  color: var(--gold);
}

.ccf-booklanding-path-arrow {
  color: var(--gold);
  font-size: 1.1rem;
  padding: .3rem 0 .3rem 1.2rem;
  line-height: 1;
}

.ccf-booklanding-path-label {
  margin-top: 2rem;
  text-align: center;
  color: var(--ccf-muted);
  max-width: 40rem;
  margin-inline: auto;
  line-height: 1.7;
}

/* Audience */
.ccf-booklanding-audience {
  display: grid;
  gap: 1.1rem;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 18rem), 1fr));
}

.ccf-booklanding-audience-item {
  display: flex;
  gap: .9rem;
  align-items: flex-start;
  border: 1px solid var(--ccf-border);
  background: var(--ccf-card);
  border-radius: 1rem;
  padding: 1.1rem 1.2rem;
}

.ccf-booklanding-audience-item i {
  color: var(--gold);
  font-size: 1.2rem;
  margin-top: .15rem;
  flex: 0 0 auto;
}

.ccf-booklanding-audience-item span {
  color: var(--ccf-fg);
  font-weight: 600;
  line-height: 1.55;
}

/* Access / membership CTA */
.ccf-booklanding-access {
  padding: clamp(3.5rem, 7vw, 6rem) 0;
  border-bottom: 1px solid var(--ccf-border);
  text-align: center;
  background:
    radial-gradient(900px 480px at 50% 0%, rgba(157,26,1,.16), transparent 62%),
    linear-gradient(180deg, rgba(255,255,255,.02), transparent);
}

.ccf-booklanding-access .ccf-booklanding-access-title {
  font-weight: 800;
  letter-spacing: -.01em;
  line-height: 1.15;
}

.ccf-booklanding-access p {
  color: var(--ccf-muted);
  max-width: 40rem;
  margin-inline: auto;
  line-height: 1.7;
}

.ccf-booklanding-access-plans {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: .75rem 1.5rem;
  margin-top: 1.75rem;
}

.ccf-booklanding-access-plan {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  border: 1px solid var(--ccf-border);
  background: var(--ccf-card);
  border-radius: 999px;
  padding: .6rem 1.1rem;
  font-weight: 700;
  font-size: .95rem;
  color: var(--ccf-fg);
  text-decoration: none;
  transition: border-color .16s ease;
}

.ccf-booklanding-access-plan:hover {
  border-color: rgba(200,167,93,.55);
}

.ccf-booklanding-access-plan i {
  color: var(--gold);
}

/* Relationship section */
.ccf-booklanding-relations {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 15rem), 1fr));
}

.ccf-booklanding-relation {
  border: 1px solid var(--ccf-border);
  background: var(--ccf-card);
  border-radius: 1rem;
  padding: 1.2rem 1.3rem;
}

.ccf-booklanding-relation i {
  color: var(--gold);
  font-size: 1.25rem;
  margin-bottom: .6rem;
}

.ccf-booklanding-relation strong {
  display: block;
  font-weight: 800;
  margin-bottom: .3rem;
}

.ccf-booklanding-relation span {
  color: var(--ccf-muted);
  font-size: .95rem;
  line-height: 1.6;
}

/* Final CTA */
.ccf-booklanding-final {
  padding: clamp(4.5rem, 9vw, 7rem) 0;
  text-align: center;
}

.ccf-booklanding-final h2 {
  font-weight: 800;
  letter-spacing: -.01em;
  line-height: 1.15;
}

.ccf-booklanding-final p {
  color: var(--ccf-muted);
  max-width: 38rem;
  margin-inline: auto;
}

/* Theme toggle */
.ccf-booklanding-toggle-wrap {
  position: fixed;
  top: 74px;
  right: 18px;
  z-index: 1050;
}

.ccf-booklanding-toggle-btn {
  width: 44px;
  height: 44px;
  border-radius: 999px;
  border: 1px solid var(--ccf-border);
  background: rgba(18, 18, 18, .8);
  color: var(--ccf-fg);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 0 1px rgba(255,255,255,.06);
  cursor: pointer;
  transition: border-color .16s ease;
}

.ccf-booklanding-toggle-btn:hover {
  border-color: rgba(200,167,93,.55);
}

.ccf-booklanding-toggle-btn:focus-visible {
  outline: 3px solid var(--gold);
  outline-offset: 3px;
}

/* Light theme: re-derive the brand variables for the landing pages only. */
body.theme-light .ccf-booklanding {
  --ccf-muted: rgba(0,0,0,.68);
  --ccf-muted2: rgba(0,0,0,.54);
  --ccf-card: rgba(0,0,0,.035);
  --ccf-border: rgba(0,0,0,.10);
}

body.theme-light .ccf-booklanding {
  background: var(--ccf-bg);
  color: var(--ccf-fg);
}

body.theme-light .ccf-booklanding .ccf-booklanding-btn-ghost {
  border-color: rgba(0,0,0,.25);
}

body.theme-light .ccf-booklanding .ccf-booklanding-btn-ghost:hover {
  border-color: rgba(0,0,0,.5);
  background: rgba(0,0,0,.05);
  color: var(--ccf-fg);
}

body.theme-light .ccf-booklanding-item:hover,
body.theme-light .ccf-booklanding-video:hover {
  border-color: rgba(0,0,0,.22);
}

body.theme-light .ccf-booklanding-compare--traditional .ccf-booklanding-compare-head i,
body.theme-light .ccf-booklanding-compare--traditional li::before {
  color: rgba(0,0,0,.35);
}

body.theme-light .ccf-booklanding-cover {
  box-shadow: 0 30px 70px rgba(0,0,0,.18);
}

body.theme-light .ccf-booklanding-toggle-btn {
  background: rgba(255,255,255,.85);
}

body.theme-light .ccf-nav {
  background: rgba(248,249,250,.96);
}

body.theme-light .ccf-nav .nav-link {
  color: #111 !important;
}

body.theme-light .ccf-nav .nav-link:hover,
body.theme-light .ccf-nav .nav-link.active,
body.theme-light .ccf-nav .nav-link.ccf-active {
  color: var(--gold) !important;
}

body.theme-light .ccf-outline {
  color: #111;
  border-color: rgba(0,0,0,.22);
}

body.theme-light .ccf-outline:hover {
  color: #111;
  border-color: rgba(0,0,0,.38);
  background: rgba(0,0,0,.05);
}

body.theme-light .ccf-footer {
  color: var(--ccf-muted2);
}

body.theme-light .ccf-booklanding-relation span,
body.theme-light .ccf-booklanding-path-label,
body.theme-light .ccf-booklanding-access p,
body.theme-light .ccf-booklanding-final p,
body.theme-light .ccf-booklanding-section-sub,
body.theme-light .ccf-booklanding-lead,
body.theme-light .ccf-booklanding-access-note {
  color: var(--ccf-muted);
}

/* Responsive */
@media (max-width: 991.98px) {
  .ccf-booklanding-hero .ccf-booklanding-cover-wrap {
    order: -1;
  }

  .ccf-booklanding-cover {
    width: min(100%, 16rem);
  }

  .ccf-booklanding-toggle-wrap {
    top: 16px;
  }
}

@media (max-width: 575.98px) {
  .ccf-booklanding-hero h1 {
    font-size: clamp(2rem, 11vw, 2.75rem);
    overflow-wrap: anywhere;
  }

  .ccf-booklanding-actions .ccf-booklanding-btn-gold,
  .ccf-booklanding-actions .ccf-booklanding-btn-ghost {
    width: 100%;
    justify-content: center;
  }

  .ccf-booklanding-trust {
    grid-template-columns: 1fr;
  }

  .ccf-booklanding-path-item {
    width: 100%;
    justify-content: center;
  }

  .ccf-booklanding-path-arrow {
    align-self: center;
    transform: rotate(90deg);
    padding: .25rem 0;
  }

  .ccf-booklanding-section {
    padding-block: 3.5rem;
  }

  .ccf-booklanding-final {
    padding-block: 4.5rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .ccf-booklanding-item,
  .ccf-booklanding-video,
  .ccf-booklanding-path-item,
  .ccf-booklanding-btn-gold,
  .ccf-booklanding-btn-ghost {
    transition: none;
  }

  .ccf-booklanding-item:hover,
  .ccf-booklanding-video:hover,
  .ccf-booklanding-path-item:hover {
    transform: none;
  }
}