/* book.css — "If You Take The Risk" book page
   Blocks: cover, author's note, the four parts, core ideas,
   photo gallery, who-it's-for, signature quote. */

/* ---- Buy block: full-bleed cover photo ---- */
.book-media.bk-cover {
  background: var(--dark);
  border-radius: 20px;
  box-shadow: 0 32px 80px -36px rgba(0, 0, 0, 0.6);
}
.book-media.bk-cover img {
  max-width: 100%;
  max-height: 100%;
  width: 100%;
  height: 100%;
  object-fit: cover;
  box-shadow: none;
}

/* Keep the CTA arrow a perfect circle even when the label wraps
   inside the narrow pricing-card button. */
.cta-shine-arrow {
  flex: 0 0 36px;
  aspect-ratio: 1;
}

/* Beige marquee — visual break between the dark sections
   (signature quote / final CTA). */
.marquee.marquee-cream {
  background: var(--bg);
  color: var(--ink);
  border-block: 1px solid rgba(17, 17, 17, 0.1);
}

/* ---- Author's note (dark) ---- */
.bk-note-inner {
  max-width: 780px;
  margin-inline: auto;
  text-align: center;
}
.bk-note-inner .eyebrow {
  display: block;
  color: var(--copper);
  margin-bottom: 26px;
}
.bk-note-quote {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(26px, 1.4rem + 2.3vw, 46px);
  line-height: 1.18;
  letter-spacing: -0.005em;
  color: var(--white);
  position: relative;
}
.bk-note-quote::before {
  content: "\201C";
  display: block;
  font-family: var(--serif);
  font-size: clamp(70px, 9vw, 120px);
  line-height: 0.4;
  height: 0.42em;
  color: var(--copper);
  margin-bottom: 8px;
}
.bk-note-body {
  max-width: 620px;
  margin: clamp(30px, 4vw, 46px) auto 0;
}
.bk-note-body p {
  color: var(--white-soft);
  font-size: clamp(15px, 0.9rem + 0.2vw, 16.5px);
  line-height: 1.72;
  margin: 0 0 16px;
}
.bk-note-sign {
  margin: clamp(28px, 3.5vw, 40px) 0 0;
  font-family: var(--serif);
  font-style: italic;
  font-size: clamp(22px, 1.2rem + 0.7vw, 30px);
  color: var(--white);
}
.bk-note-sign small {
  display: block;
  font-family: var(--sans);
  font-style: normal;
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--white-soft);
  margin-top: 12px;
}

/* ---- What's inside: the four parts ---- */
.bk-parts {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(18px, 2.2vw, 30px);
}
.bk-part {
  position: relative;
  background: var(--paper);
  border: 1px solid rgba(17, 17, 17, 0.1);
  border-radius: 18px;
  padding: clamp(28px, 3vw, 46px);
  overflow: hidden;
  transition: transform var(--t-mid), box-shadow var(--t-mid);
}
.bk-part:hover {
  transform: translateY(-4px);
  box-shadow: 0 26px 60px -34px rgba(0, 0, 0, 0.4);
}
.bk-part-num {
  position: absolute;
  z-index: 0;
  top: clamp(-14px, -0.6vw, -8px);
  right: 18px;
  font-family: var(--serif);
  font-size: clamp(120px, 13vw, 190px);
  line-height: 1;
  color: rgba(17, 17, 17, 0.05);
  pointer-events: none;
  user-select: none;
}
.bk-part-tag,
.bk-part-title,
.bk-part-desc,
.bk-part-covers { position: relative; z-index: 1; }
.bk-part-tag {
  font-family: var(--sans);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--copper);
  margin-bottom: 14px;
}
.bk-part-title {
  font-family: var(--serif);
  text-transform: uppercase;
  font-size: clamp(21px, 1rem + 0.9vw, 29px);
  line-height: 1.1;
  letter-spacing: -0.005em;
  margin: 0 0 14px;
}
.bk-part-desc {
  color: var(--ink-soft);
  font-size: 15px;
  line-height: 1.65;
  margin: 0 0 22px;
}
.bk-part-covers {
  display: grid;
  gap: 9px;
  border-top: 1px solid rgba(17, 17, 17, 0.1);
  padding-top: 20px;
}
.bk-part-covers li {
  position: relative;
  padding-left: 22px;
  font-size: 14px;
  color: var(--ink);
}
.bk-part-covers li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 11px;
  height: 1px;
  background: var(--copper);
}

/* ---- Core ideas (dark) ---- */
.bk-ideas {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(2px, 0.2vw, 4px);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.08);
}
.bk-idea {
  background: var(--dark);
  padding: clamp(28px, 3vw, 46px);
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: background var(--t-mid);
}
.bk-idea:hover { background: var(--dark-2); }
.bk-idea-n {
  font-family: var(--serif);
  font-style: italic;
  font-size: 20px;
  color: var(--copper);
}
.bk-idea-t {
  font-family: var(--serif);
  font-size: clamp(21px, 1rem + 1vw, 28px);
  line-height: 1.14;
  color: var(--white);
  margin: 0;
}
.bk-idea-d {
  color: var(--white-soft);
  font-size: 14.5px;
  line-height: 1.65;
  margin: 0;
}

/* ---- Photo gallery ---- */
.bk-gallery-head {
  text-align: center;
  margin-bottom: clamp(34px, 4vw, 56px);
}
.bk-gallery-head .eyebrow {
  display: block;
  color: var(--copper);
  margin-bottom: 14px;
}
.bk-gallery-line {
  font-family: var(--serif);
  text-transform: uppercase;
  font-size: clamp(28px, 1.4rem + 3vw, 60px);
  line-height: 1.04;
  letter-spacing: -0.01em;
  margin: 0;
}
.bk-gallery-line .display-italic { text-transform: none; }
.bk-gallery {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  grid-auto-rows: clamp(168px, 19vw, 280px);
  gap: clamp(10px, 1.3vw, 18px);
}
.bk-shot {
  margin: 0;
  overflow: hidden;
  background: var(--dark);
  border-radius: 6px;
  grid-column: span 2;
}
.bk-shot-tall { grid-row: span 2; }
.bk-shot-wide { grid-column: span 4; }
.bk-shot img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(100%) contrast(1.04);
  transition: transform var(--t-slow), filter var(--t-slow);
}
.bk-shot:hover img {
  transform: scale(1.05);
  filter: grayscale(0%) contrast(1);
}

/* ---- Who it's for / not for ---- */
.bk-fit {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(18px, 2.4vw, 32px);
}
.bk-fit-col {
  border-radius: 18px;
  padding: clamp(30px, 3.4vw, 48px);
}
.bk-fit-yes {
  background: var(--ink);
  color: var(--white);
}
.bk-fit-no {
  background: transparent;
  border: 1px solid rgba(17, 17, 17, 0.16);
}
.bk-fit-h {
  font-family: var(--serif);
  font-style: italic;
  font-size: clamp(24px, 1.2rem + 1vw, 32px);
  margin: 0 0 22px;
}
.bk-fit-yes .bk-fit-h { color: var(--copper); }
.bk-fit ul { display: grid; gap: 14px; }
.bk-fit li {
  position: relative;
  padding-left: 32px;
  font-size: 15px;
  line-height: 1.5;
}
.bk-fit li::before {
  position: absolute;
  left: 0;
  top: -1px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 700;
}
.bk-fit-yes li { color: var(--white-soft); }
.bk-fit-yes li::before {
  content: "✓";
  background: var(--copper);
  color: var(--ink);
}
.bk-fit-no li { color: var(--ink-soft); }
.bk-fit-no li::before {
  content: "✕";
  background: rgba(17, 17, 17, 0.08);
  color: var(--ink-soft);
}

/* ---- Signature quote (dark) ---- */
.bk-sig {
  text-align: center;
  max-width: 900px;
  margin-inline: auto;
}
.bk-sig-mark {
  font-family: var(--serif);
  font-size: clamp(90px, 11vw, 150px);
  line-height: 0.4;
  height: 0.4em;
  color: var(--copper);
  margin-bottom: 28px;
}
.bk-sig-quote {
  font-family: var(--serif);
  text-transform: uppercase;
  font-size: clamp(2.8rem, 1.6rem + 5.4vw, 6.4rem);
  line-height: 0.98;
  letter-spacing: -0.01em;
  color: var(--white);
  margin: 0;
}
.bk-sig-quote .display-italic { text-transform: none; }
.bk-sig-rule {
  width: 64px;
  height: 1px;
  background: var(--copper);
  margin: clamp(26px, 3vw, 38px) auto;
}
.bk-sig-sub {
  max-width: 46ch;
  margin: 0 auto;
  color: var(--white-soft);
  font-size: clamp(15px, 0.9rem + 0.3vw, 17px);
  line-height: 1.6;
}

/* ---- Responsive ---- */
@media (max-width: 1024px) {
  .bk-parts { grid-template-columns: 1fr; }
  .bk-ideas { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 860px) {
  .bk-gallery {
    grid-template-columns: 1fr 1fr;
    grid-auto-rows: clamp(200px, 42vw, 300px);
  }
  .bk-shot,
  .bk-shot-tall,
  .bk-shot-wide {
    grid-column: span 1;
    grid-row: span 1;
  }
  .bk-fit { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
  .bk-ideas { grid-template-columns: 1fr; }
  .bk-gallery { grid-template-columns: 1fr; }
  .bk-part-num { font-size: 130px; }
}