/* =========================================================
   Preview v3 — inner pages
   Same skeleton language as the homepage:
   one content edge, hairline rules, square objects,
   editorial type scale, paper artifacts instead of soft cards.
   Scope: about / 1999 / 9800 / quiz
   ========================================================= */

body.kv-about,
body.dev-page,
body.kv-quiz,
body[data-reading-template="diagnosis"] {
  --pv-ink: #241f1a;
  --pv-paper: #F4EFE6;
  --pv-paper-raised: #fffaf2;
  --pv-green: #3F4A2E;
  --pv-wine: #775023;
  --pv-bronze: #775023;
  --pv-muted: #6b5f52;
  --pv-line: rgba(60, 48, 37, 0.2);
  --pv-line-soft: rgba(60, 48, 37, 0.1);
  --pv-display: "Noto Serif SC", "Source Han Serif SC", "Songti SC", "STSong", serif;
  --pv-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}

/* ---------- shared primitives ---------- */
body.kv-about .about-btn,
body.dev-page .dev-button,
body.kv-quiz .btn,
body[data-reading-template="diagnosis"] .primary-link,
body[data-reading-template="diagnosis"] .secondary-link {
  border-radius: 3px !important;
  letter-spacing: 0.02em;
}

body.kv-about .about-kicker,
body.kv-quiz .eyebrow,
body[data-reading-template="diagnosis"] .eyebrow,
body.dev-page .dev-kicker {
  display: flex !important;
  align-items: center;
  gap: 14px;
  border: 0 !important;
  border-radius: 0 !important;
  background: transparent !important;
  padding: 0 !important;
  font-family: var(--pv-sans);
  font-size: 11.5px !important;
  font-weight: 700 !important;
  letter-spacing: 0.18em !important;
  color: var(--pv-bronze) !important;
  text-transform: none !important;
}

body.kv-about .about-kicker::before,
body.kv-quiz .eyebrow::before,
body[data-reading-template="diagnosis"] .eyebrow::before,
body.dev-page .dev-kicker::before {
  content: "";
  width: 24px;
  height: 1px;
  background: currentColor;
  opacity: 0.6;
  flex: none;
}

/* =========================================================
   ABOUT
   ========================================================= */
body.kv-about .about-page {
  width: min(1168px, calc(100% - 48px)) !important;
  margin-inline: auto !important;
  padding-inline: 0 !important;
  background: transparent !important;
  box-shadow: none !important;
}

body.kv-about .about-page {
  padding-top: 0 !important;
}

body.kv-about .about-hero {
  grid-template-columns: minmax(0, 1.14fr) minmax(340px, 0.86fr) !important;
  gap: clamp(40px, 5vw, 76px) !important;
  align-items: center !important;
  padding: clamp(32px, 4vw, 56px) 0 clamp(32px, 3.5vw, 48px) !important;
}

body.kv-about .about-hero h1 {
  font-size: clamp(40px, 5vw, 70px) !important;
  line-height: 1.18 !important;
  letter-spacing: -0.022em !important;
  margin: 22px 0 26px !important;
  color: var(--pv-green) !important;
}

body.kv-about .about-lead {
  font-size: 18px !important;
  line-height: 2 !important;
  color: #4a423a !important;
  max-width: 34em;
}

body.kv-about .about-intro {
  margin-top: 18px;
  padding-top: 18px;
  border-top: 1px solid var(--pv-line-soft);
  max-width: 34em;
}

/* the principle card becomes a printed sheet */
body.kv-about .about-principle-card {
  position: relative;
  border-radius: 2px !important;
  padding: 36px 34px 30px !important;
  box-shadow: 0 30px 60px -36px rgba(63, 74, 46, 0.55) !important;
}

body.kv-about .about-principle-card::after {
  content: "";
  position: absolute;
  inset: 9px;
  border: 1px solid rgba(255, 250, 242, 0.16);
  pointer-events: none;
}

body.kv-about .about-principle-card > span {
  display: block;
  padding: 0 !important;
  border: 0 !important;
  background: transparent !important;
  font-family: var(--pv-sans);
  font-size: 10.5px !important;
  font-weight: 700 !important;
  letter-spacing: 0.18em !important;
  color: rgba(255, 250, 242, 0.62) !important;
  text-transform: none !important;
}

body.kv-about .about-principle-card h2 {
  font-size: clamp(26px, 2.4vw, 33px) !important;
  line-height: 1.42 !important;
  letter-spacing: -0.01em !important;
  margin: 16px 0 22px !important;
}

body.kv-about .about-principle-card li {
  border-radius: 0 !important;
  border: 0 !important;
  border-top: 1px solid rgba(255, 250, 242, 0.16) !important;
  background: transparent !important;
  padding: 14px 0 !important;
  font-size: 14.5px !important;
  line-height: 1.7 !important;
}

/* index becomes a hairline contents table */
body.kv-about .about-index {
  padding: 0 !important;
  border-top: 1px solid var(--pv-line);
  border-bottom: 1px solid var(--pv-line-soft);
  gap: 0 !important;
}

body.kv-about .about-index a {
  border-radius: 0 !important;
  background: transparent !important;
  border: 0 !important;
  border-left: 1px solid var(--pv-line-soft);
  padding: 16px 14px !important;
  font-size: 13px !important;
  letter-spacing: 0.02em;
}

body.kv-about .about-index a:first-child {
  border-left: 0;
}

body.kv-about .about-index a:hover {
  background: rgba(255, 250, 242, 0.6) !important;
  color: var(--pv-green) !important;
}

/* story rows */
body.kv-about .about-row {
  grid-template-columns: 88px minmax(0, 1fr) !important;
  padding: clamp(52px, 5vw, 76px) 0 !important;
  border-top: 1px solid var(--pv-line) !important;
  gap: 24px;
}

body.kv-about .about-row-num {
  font: 600 12px/1.6 var(--pv-sans) !important;
  letter-spacing: 0.16em !important;
  color: #b0a08a !important;
  padding-top: 8px;
}

body.kv-about .about-row-body h2 {
  font-family: var(--pv-display) !important;
  font-size: clamp(28px, 3.1vw, 42px) !important;
  line-height: 1.35 !important;
  letter-spacing: -0.012em !important;
  color: var(--pv-green) !important;
  margin: 0 0 22px !important;
}

body.kv-about .about-row-body p {
  max-width: 46em;
  font-size: 16.5px !important;
  line-height: 2 !important;
  color: #4a423a !important;
}

body.kv-about .about-section-head h2 {
  font-family: var(--pv-display) !important;
  font-size: clamp(28px, 3.1vw, 42px) !important;
  line-height: 1.35 !important;
}

body.kv-about .about-list-card {
  border-radius: 2px !important;
  border: 1px solid var(--pv-line) !important;
  background: transparent !important;
  box-shadow: none !important;
  padding: 32px !important;
}

body.kv-about .about-callout {
  border-radius: 0 !important;
  border: 0 !important;
  border-left: 2px solid var(--pv-wine) !important;
  background: transparent !important;
  padding: 4px 0 4px 22px !important;
  margin: 4px 0 26px !important;
}

body.kv-about .about-final {
  border-top: 1px solid var(--pv-line);
  padding-top: clamp(52px, 5vw, 76px) !important;
}

/* =========================================================
   1999 — diagnosis
   ========================================================= */
body[data-reading-template="diagnosis"] .shell {
  width: min(1168px, calc(100% - 48px)) !important;
  max-width: none !important;
}

body[data-reading-template="diagnosis"] .hero {
  grid-template-columns: minmax(0, 1.04fr) minmax(360px, 0.96fr) !important;
  gap: clamp(40px, 4.5vw, 64px) !important;
  align-items: center !important;
  padding: clamp(56px, 6vw, 88px) 0 clamp(36px, 3.5vw, 52px) !important;
}

body[data-reading-template="diagnosis"] .hero h1 {
  font-size: clamp(40px, 4.8vw, 68px) !important;
  line-height: 1.16 !important;
  letter-spacing: -0.022em !important;
  margin: 20px 0 24px !important;
}

body[data-reading-template="diagnosis"] .hero-copy > p:not(.eyebrow) {
  font-size: 17px !important;
  line-height: 1.95 !important;
  max-width: 32em;
}

body[data-reading-template="diagnosis"] .hero-action {
  margin-top: 32px !important;
  align-items: center;
}

body[data-reading-template="diagnosis"] .primary-link {
  padding: 15px 28px !important;
  font-weight: 600 !important;
  box-shadow: 0 6px 16px rgba(63, 74, 46, 0.14) !important;
}

body[data-reading-template="diagnosis"] .hero-visual img {
  border-radius: 2px !important;
  border: 1px solid rgba(60, 48, 37, 0.22);
  box-shadow: 0 30px 60px -40px rgba(45, 32, 20, 0.6) !important;
}

body[data-reading-template="diagnosis"] .delivery-jump {
  border-top: 1px solid var(--pv-line);
  border-bottom: 1px solid var(--pv-line-soft);
  padding: 0 !important;
  gap: 0 !important;
}

body[data-reading-template="diagnosis"] .delivery-jump a {
  border-left: 1px solid var(--pv-line-soft);
  border-radius: 0 !important;
  padding: 16px 18px !important;
  font-size: 13px !important;
  letter-spacing: 0.02em;
}

body[data-reading-template="diagnosis"] .delivery-jump a:first-child {
  border-left: 0;
}

body[data-reading-template="diagnosis"] .section {
  padding-block: clamp(68px, 7vw, 104px) !important;
}

body[data-reading-template="diagnosis"] .section h2 {
  font-family: var(--pv-display) !important;
  font-size: clamp(28px, 3.2vw, 44px) !important;
  line-height: 1.3 !important;
  letter-spacing: -0.014em !important;
}

body[data-reading-template="diagnosis"] .card,
body[data-reading-template="diagnosis"] .info-card,
body[data-reading-template="diagnosis"] .panel,
body[data-reading-template="diagnosis"] [class*="-card"] {
  border-radius: 2px !important;
  box-shadow: none !important;
}

/* =========================================================
   9800 — develop
   ========================================================= */
body.dev-page .dev-hero {
  grid-template-columns: minmax(0, 1.12fr) minmax(340px, 0.88fr) !important;
  gap: clamp(40px, 5vw, 76px) !important;
  padding-block: clamp(56px, 6vw, 92px) clamp(36px, 4vw, 56px) !important;
}

body.dev-page .dev-hero h1 {
  font-size: clamp(40px, 4.5vw, 64px) !important;
  line-height: 1.16 !important;
  letter-spacing: -0.022em !important;
}

body.dev-page .dev-form {
  position: relative;
  border-radius: 2px !important;
  border: 1px solid rgba(60, 48, 37, 0.22) !important;
  background: #fffdf8 !important;
  padding: 36px 32px 30px !important;
  box-shadow: 0 30px 60px -40px rgba(52, 38, 25, 0.5) !important;
}

body.dev-page .dev-form::after {
  content: "";
  position: absolute;
  inset: 9px;
  border: 1px solid rgba(60, 48, 37, 0.1);
  pointer-events: none;
}

body.dev-page .dev-form-row {
  border-top: 1px solid rgba(60, 48, 37, 0.14);
  padding-top: 16px;
  margin-top: 16px;
}

body.dev-page .delivery-jump {
  width: min(1168px, calc(100% - 48px)) !important;
  margin-inline: auto !important;
  border-top: 1px solid var(--pv-line);
  border-bottom: 1px solid var(--pv-line-soft);
  padding: 0 !important;
  gap: 0 !important;
}

body.dev-page .delivery-jump a {
  border-left: 1px solid var(--pv-line-soft);
  border-radius: 0 !important;
  padding: 16px 18px !important;
  font-size: 13px !important;
}

body.dev-page .delivery-jump a:first-child {
  border-left: 0;
}

body.dev-page .dev-section {
  padding-block: clamp(64px, 7vw, 100px) !important;
}

body.dev-page .dev-section h2 {
  font-family: var(--pv-display) !important;
  font-size: clamp(28px, 3.2vw, 44px) !important;
  line-height: 1.3 !important;
  letter-spacing: -0.014em !important;
}

body.dev-page .dev-closing {
  border-radius: 2px !important;
  padding: clamp(36px, 4vw, 56px) !important;
}

body.dev-page [class*="card"],
body.dev-page .dev-compare > div {
  border-radius: 2px !important;
  box-shadow: none !important;
}

/* =========================================================
   QUIZ — intro becomes an asymmetric split
   ========================================================= */
body.kv-quiz .hero {
  width: min(1168px, calc(100% - 48px)) !important;
  max-width: none !important;
  margin-inline: auto !important;
  padding-block: clamp(56px, 6vw, 88px) !important;
}

body.kv-quiz .hero .panel {
  display: grid !important;
  grid-template-columns: minmax(0, 1.12fr) minmax(320px, 0.88fr);
  column-gap: clamp(40px, 5vw, 80px);
  align-items: start;
  max-width: none !important;
  background: transparent !important;
  border: 0 !important;
  box-shadow: none !important;
  padding: 0 !important;
}

body.kv-quiz .panel > .eyebrow {
  grid-column: 1;
  grid-row: 1;
  margin-bottom: 20px !important;
}

body.kv-quiz .panel > h1 {
  grid-column: 1;
  grid-row: 2;
  font-size: clamp(40px, 4.6vw, 64px) !important;
  line-height: 1.2 !important;
  letter-spacing: -0.022em !important;
  margin: 0 0 24px !important;
  text-align: left !important;
}

body.kv-quiz .panel > .hero-subtitle {
  grid-column: 1;
  grid-row: 3;
  font-size: 17px !important;
  line-height: 1.95 !important;
  max-width: 34em;
  text-align: left !important;
}

body.kv-quiz .panel > .intro-start-inline {
  grid-column: 1;
  grid-row: 4;
  justify-self: start;
  margin-top: 30px !important;
  padding: 15px 30px !important;
}

body.kv-quiz .quiz-intro-title .kv-title-line {
  display: block !important;
  white-space: normal !important;
}

body.kv-quiz .page {
  background: transparent !important;
}

body.kv-quiz .quiz-self-check {
  grid-column: 2;
  grid-row: 1 / span 3;
  display: block !important;
  grid-template-columns: none !important;
  margin: 0 !important;
  border-top: 1px solid var(--pv-line);
}

body.kv-quiz .quiz-self-check > div {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  column-gap: 14px;
  padding: 20px 0 !important;
  border-bottom: 1px solid var(--pv-line-soft);
  border-radius: 0 !important;
  background: transparent !important;
}

body.kv-quiz .quiz-self-check .kv-data {
  grid-row: 1 / span 2;
  align-self: start;
}

body.kv-quiz .quiz-self-check strong {
  grid-column: 2;
}

body.kv-quiz .quiz-self-check p {
  grid-column: 2;
  margin: 4px 0 0 !important;
}

body.kv-quiz .quiz-self-check .kv-data {
  font: 600 12px/1 var(--pv-sans);
  letter-spacing: 0.16em;
  color: #b0a08a;
}

body.kv-quiz .quiz-self-check strong {
  display: block;
  margin: 8px 0 4px;
  font-family: var(--pv-display);
  font-size: 20px;
  color: var(--pv-green);
}

body.kv-quiz .hero-warning {
  grid-column: 2;
  grid-row: 4;
  margin-top: 26px !important;
  border-radius: 0 !important;
  border: 0 !important;
  border-top: 1px solid var(--pv-line);
  background: transparent !important;
  padding: 16px 0 0 !important;
  font-size: 12.5px !important;
  line-height: 1.8 !important;
  color: var(--pv-muted) !important;
}

/* =========================================================
   MOBILE
   ========================================================= */
@media (max-width: 900px) {
  body.kv-about .about-hero,
  body[data-reading-template="diagnosis"] .hero,
  body.dev-page .dev-hero {
    grid-template-columns: 1fr !important;
    gap: 40px !important;
  }

  body.kv-about .about-hero h1,
  body[data-reading-template="diagnosis"] .hero h1,
  body.dev-page .dev-hero h1,
  body.kv-quiz .panel > h1 {
    font-size: clamp(34px, 9vw, 48px) !important;
  }

  body.kv-about .about-row {
    grid-template-columns: 1fr !important;
    gap: 10px;
  }

  body.kv-about .about-index {
    display: grid !important;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  body.kv-quiz .hero .panel {
    grid-template-columns: 1fr;
    row-gap: 0;
  }

  body.kv-quiz .panel > * {
    grid-column: 1 !important;
    grid-row: auto !important;
  }

  body.kv-quiz .quiz-self-check {
    margin-top: 32px !important;
  }
}