/* ==========================================================================
   Child pages — TOC / Company / Jobs / Environment / Weapons / Entry / FAQ
   Color world by subject (DESIGN_SYSTEM.md §21):
   Work · Growth · Company evidence → Navy + Gold-led / Entry · FAQ → Neutral + Navy-led
   ========================================================================== */

/* ---------- Shared child-page parts ---------- */
.page-head--navy { background: var(--world-navy); }
.page-head h1 { max-width: 16em; }
.split { display: grid; grid-template-columns: minmax(0, 6fr) minmax(0, 6fr); gap: clamp(40px, 5vw, 88px); align-items: start; }
.split--5-7 { grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); }
.split--7-5 { grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); }
.split--center { align-items: center; }
@media (max-width: 900px) {
  .split, .split--5-7, .split--7-5 { grid-template-columns: 1fr; gap: 40px; }
}

.statement-line {
  font-size: clamp(26px, 2.6vw, 38px);
  font-weight: 700;
  line-height: 1.55;
  letter-spacing: .02em;
  font-feature-settings: "palt";
  color: var(--color-ink);
}
.on-navy .statement-line { color: #fff; }
@media (max-width: 900px) { .statement-line { font-size: clamp(21px, 5.8vw, 26px); } }

.focus-note {
  margin-top: var(--space-block);
  padding-left: 24px;
  border-left: 2px solid var(--world-gold);
  font-size: clamp(19px, 1.7vw, 23px);
  font-weight: 700;
  line-height: 1.8;
  color: var(--color-ink);
}
.on-navy .focus-note { color: #fff; }

.page-next { margin-top: var(--space-section-inner); }

/* Three-node process on one baseline */
.steps3 { position: relative; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; margin-top: var(--space-section-inner); }
.steps3::before {
  content: "";
  position: absolute;
  top: 11px;
  left: 12px;
  right: calc((100% - 48px) / 3 - 12px);
  height: 1px;
  background: var(--world-navy);
}
.steps3 > li { position: relative; padding-top: 44px; }
.steps3 > li::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 23px;
  height: 23px;
  border: 2px solid var(--world-navy);
  border-radius: 50%;
  background: #fff;
}
.section--paper .steps3 > li::before { background: var(--color-paper); }
.steps3__title { display: block; font-size: 22px; font-weight: var(--heading-weight); line-height: 1.45; color: var(--color-ink); }
.steps3 p { margin-top: 8px; font-size: 15px; }
.steps3__num { display: block; font-family: var(--font-serif); font-size: 17px; color: var(--world-navy); letter-spacing: .06em; }
@media (max-width: 900px) {
  .steps3 { grid-template-columns: 1fr; gap: 0; }
  .steps3::before { top: 12px; bottom: 36px; left: 11px; right: auto; width: 1px; height: auto; }
  .steps3 > li { padding: 0 0 28px 44px; }
  .steps3 > li::before { top: 2px; }
}

/* ---------- TOC ---------- */
.toc-hero { padding: calc(var(--header-h) + clamp(56px, 7vw, 104px)) 0 var(--space-section); overflow: hidden; }
.toc-hero__grid { display: grid; grid-template-columns: minmax(0, 6fr) minmax(0, 5fr); gap: clamp(40px, 5vw, 96px); align-items: center; }
.toc-hero__lead { margin-top: 32px; color: #fff; }
.toc-hero__text { margin-top: 20px; max-width: 34em; }
.toc-origin { position: relative; isolation: isolate; width: min(100%, 440px); margin-inline: auto; }
.toc-origin__visual { position: relative; padding: 0 72px 64px 0; }
.toc-origin__brush {
  position: absolute;
  z-index: 0;
  right: -34%;
  bottom: 0;
  width: 118%;
  max-width: none;
  pointer-events: none;
}
.toc-origin__portrait {
  position: relative;
  z-index: 1;
  width: 100%;
  border-radius: 14px;
  filter: grayscale(1) contrast(1.04);
  box-shadow: 0 24px 56px rgba(0, 0, 0, .3);
}
.toc-origin__book {
  position: absolute;
  z-index: 2;
  right: 0;
  bottom: 0;
  width: 44%;
  filter: drop-shadow(0 14px 22px rgba(0, 0, 0, .34));
}
.toc-origin figcaption {
  position: relative;
  z-index: 2;
  margin-top: 20px;
  font-size: 14px;
  font-weight: 500;
  letter-spacing: .06em;
  color: rgba(255, 255, 255, .8);
}
.toc-refs { position: relative; z-index: 1; margin-top: var(--space-section-inner); }
.toc-refs .refs { display: grid; grid-template-columns: 1fr 1fr; gap: 0 48px; margin-top: 0; border-top: 0; }
.toc-refs .ref { border-top: 1px solid rgba(255, 255, 255, .2); }
@media (max-width: 900px) {
  .toc-hero__grid { grid-template-columns: 1fr; gap: 56px; }
  .toc-origin { width: 74%; }
  .toc-origin__visual { padding: 0 48px 44px 0; }
  .toc-origin__brush { right: -30%; width: 104%; }
  .toc-refs .refs { grid-template-columns: 1fr; }
  .toc-refs .ref + .ref { border-top: 0; }
}

.toc-constraint__grid { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: clamp(40px, 5vw, 88px); align-items: center; }
.bottleneck { position: relative; padding: 32px; border: 1px solid var(--color-border); border-radius: var(--radius-ui); background: #fff; }
.bottleneck svg { width: 100%; height: auto; }
.bottleneck__label {
  position: absolute;
  top: 8%;
  left: 62.4%;
  transform: translateX(-50%);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .12em;
  color: var(--world-navy);
}
.bottleneck figcaption { margin-top: 20px; font-size: 15px; font-weight: 700; color: var(--color-ink); line-height: 1.7; }
.toc-conclusion { margin-top: var(--space-block); }
@media (max-width: 900px) {
  .toc-constraint__grid { grid-template-columns: 1fr; }
  .bottleneck { padding: 20px 16px; }
  .bottleneck__label { font-size: 12px; top: 5%; }
}

.logic { padding: clamp(28px, 3.4vw, 48px); border: 1px solid var(--color-border); border-radius: var(--radius-ui); background: #fff; }
.logic__label { font-family: var(--font-serif); font-size: 24px; line-height: 1.2; color: var(--world-navy); }
.logic__pair { display: grid; grid-template-columns: 1fr 1fr; margin-top: 28px; }
.logic__pair span {
  display: grid;
  place-items: center;
  min-height: 72px;
  border: 1px solid var(--world-navy);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: .2em;
  color: var(--world-navy);
}
.logic__pair span + span { border-left: 0; border-style: solid solid solid dashed; }
.logic__relation { position: relative; display: grid; place-items: center; padding-top: 44px; }
.logic__relation::before {
  content: "";
  position: absolute;
  top: 0;
  left: 25%;
  right: 25%;
  height: 22px;
  border: 1px solid var(--world-navy);
  border-top: 0;
}
.logic__relation::after {
  content: "";
  position: absolute;
  top: 22px;
  left: 50%;
  width: 1px;
  height: 22px;
  background: var(--world-navy);
}
.logic__relation span {
  padding: 10px 28px;
  border-radius: 6px;
  background: var(--world-navy);
  color: #fff;
  font-size: 17px;
  font-weight: 700;
  letter-spacing: .12em;
}
.logic__questions { margin-top: 28px; border-top: 1px solid var(--color-border); }
.logic__questions li {
  position: relative;
  padding: 14px 0 14px 28px;
  border-bottom: 1px solid var(--color-border);
  font-weight: 700;
  color: var(--color-ink);
}
.logic__questions li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.45em;
  width: 14px;
  height: 2px;
  background: var(--world-navy);
}

/* ---------- Company ---------- */
.company-head__grid { display: grid; grid-template-columns: minmax(0, 6fr) minmax(0, 6fr); gap: clamp(40px, 5vw, 88px); align-items: center; }
.company-head__title { font-size: clamp(38px, 3.7vw, 54px); }
.company-head__tagline { margin-top: 28px; font-size: clamp(20px, 1.8vw, 26px); font-weight: 700; line-height: 1.7; color: #fff; }
.company-head__photo { aspect-ratio: 4 / 3; border-radius: var(--radius-editorial); }
.company-head__photo img { object-position: 40% 30%; }
@media (max-width: 900px) {
  .company-head__grid { grid-template-columns: 1fr; }
}

.prow {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  gap: clamp(32px, 5vw, 88px);
  padding-block: var(--space-block);
  border-top: 1px solid var(--color-border);
}
.prow:last-child { border-bottom: 1px solid var(--color-border); }
.prow__label { font-size: 13px; font-weight: 700; letter-spacing: .14em; color: var(--color-muted); }
.prow__label .t-num { font-size: 20px; color: var(--world-navy); margin-right: 4px; }
.prow__title { margin-top: 16px; }
@media (max-width: 900px) { .prow { grid-template-columns: 1fr; gap: 20px; } }

.message { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: clamp(32px, 5vw, 88px); }
.message__title { margin-top: 16px; font-size: var(--heading-h3-size); font-weight: var(--heading-h3-weight); line-height: 1.55; color: var(--color-ink); font-feature-settings: "palt"; }
.message__sign { margin-top: 32px; padding-top: 16px; border-top: 1px solid var(--color-border); font-size: 15px; font-weight: 700; letter-spacing: .08em; color: var(--color-ink); }
@media (max-width: 900px) { .message { grid-template-columns: 1fr; gap: 24px; } }

.network__photo { aspect-ratio: 1600 / 654; margin-top: var(--space-block); border-radius: var(--radius-editorial); }
.client-chips { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 12px; margin-top: var(--space-block); }
.client-chips li {
  display: grid;
  place-items: center;
  min-height: 72px;
  border: 1px solid rgba(255, 255, 255, .24);
  border-radius: var(--radius-editorial);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .14em;
  color: rgba(255, 255, 255, .72);
}
@media (max-width: 900px) {
  .client-chips { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .network__photo { aspect-ratio: 3 / 2; }
}

.seminars { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 32px; }
.seminar { padding-top: 24px; border-top: 2px solid var(--world-navy); }
.seminar__title { font-size: min(20px, var(--heading-h3-size)); font-weight: var(--heading-h3-weight); line-height: 1.5; color: var(--color-ink); }
.seminar p { margin-top: 12px; font-size: 15px; }
.seminar__address { margin-top: 16px !important; padding-top: 12px; border-top: 1px solid var(--color-border); font-size: 13px !important; color: var(--color-muted); }
@media (max-width: 900px) { .seminars { grid-template-columns: 1fr; gap: 40px; } }

/* ---------- Jobs ---------- */
.jobs-head__grid { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: clamp(40px, 5vw, 88px); align-items: end; }
.jobs-head__lead { margin-top: 28px; }
.jobs-head__photo { aspect-ratio: 16 / 10; border-radius: var(--radius-editorial); }
.jobs-head__photo img { object-position: 58% 40%; }
@media (max-width: 900px) { .jobs-head__grid { grid-template-columns: 1fr; gap: 32px; } }

.jobs-opening { padding-block: var(--space-section) 0; }
.jobs-opening .reading { margin-top: 32px; }

.duo { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; max-width: 640px; margin-bottom: var(--space-block); }
.duo__role {
  display: grid;
  place-items: center;
  min-height: 88px;
  border: 1px solid var(--world-navy);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: .12em;
  color: var(--world-navy);
}
.duo__x { padding-inline: 20px; font-family: var(--font-serif); font-size: 36px; line-height: 1; color: var(--world-navy); }

.questions { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; margin-top: var(--space-block); }
.questions li {
  padding: 28px 24px;
  border-top: 2px solid var(--world-navy);
  background: var(--color-paper);
  font-size: clamp(18px, 1.5vw, 21px);
  font-weight: 700;
  line-height: 1.6;
  color: var(--color-ink);
  font-feature-settings: "palt";
}
@media (max-width: 900px) {
  .questions { grid-template-columns: 1fr; gap: 12px; }
  .duo__role { min-height: 64px; font-size: 17px; }
  .duo__x { padding-inline: 12px; font-size: 28px; }
}

.converge { display: grid; grid-template-columns: minmax(0, 5fr) 88px minmax(0, 4fr); align-items: center; margin-block: var(--space-block); }
.converge__inputs { display: grid; gap: 12px; }
.converge__inputs li {
  padding: 16px 20px;
  border: 1px solid var(--world-navy);
  border-radius: var(--radius-editorial);
  font-weight: 700;
  color: var(--world-navy);
}
.converge__lines { width: 88px; height: 100%; }
.converge__lines svg { width: 100%; height: 100%; overflow: visible; }
.converge__output {
  display: grid;
  place-items: center;
  min-height: 132px;
  padding: 24px;
  border-radius: var(--radius-ui);
  background: var(--world-navy);
  color: #fff;
  font-size: clamp(19px, 1.7vw, 23px);
  font-weight: 700;
  line-height: 1.6;
  text-align: center;
}
@media (max-width: 900px) {
  .converge { grid-template-columns: 1fr; }
  .converge__lines { width: 100%; height: 56px; }
}

.equal { max-width: 440px; margin-top: 24px; }
.equal svg { width: 100%; height: auto; }
.jobs-statement { margin-top: var(--space-section-inner); padding: clamp(40px, 5vw, 72px); border-radius: var(--radius-surface); }

/* ---------- Environment ---------- */
.env-head__statement { margin-top: var(--space-block); max-width: 36em; font-size: clamp(17px, 1.4vw, 19px); font-weight: 500; line-height: 2.1; color: var(--color-ink); }
.env-head__statement p + p { margin-top: 1.5em; }
.env-head__note { margin-top: var(--space-block); }

.env-photo { aspect-ratio: 1800 / 900; border-radius: var(--radius-editorial); }
.env-photo img { object-position: 60% 50%; }

.parallel { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; margin-top: var(--space-block); }
.parallel li { padding: 28px 24px 24px; border: 1px solid var(--color-border); border-top: 3px solid var(--world-navy); border-radius: 0 0 var(--radius-ui) var(--radius-ui); background: #fff; }
.parallel__title { display: block; font-family: var(--font-serif); font-size: 30px; line-height: 1.1; color: var(--world-navy); }
.parallel p { margin-top: 12px; font-size: 15px; }
@media (max-width: 900px) { .parallel { grid-template-columns: 1fr; gap: 12px; } }

.cycle { padding-block: var(--space-section); }
.cycle__title { font-size: clamp(28px, 3vw, 44px); font-weight: var(--heading-weight); line-height: 1.5; font-feature-settings: "palt"; }
.cycle__copy { margin-top: 28px; max-width: 40em; }
.cycle__copy p + p { margin-top: 1.2em; }
.loop { position: relative; margin-top: var(--space-block); padding-bottom: 72px; }
.loop__steps { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 40px; }
.loop__step {
  position: relative;
  display: flex;
  align-items: center;
  gap: 14px;
  min-height: 72px;
  padding: 16px 20px;
  border: 1px solid rgba(255, 255, 255, .36);
  border-radius: var(--radius-ui);
  font-size: 18px;
  font-weight: 700;
  color: #fff;
}
.loop__step + .loop__step::before {
  content: "";
  position: absolute;
  left: -34px;
  top: 50%;
  width: 28px;
  height: 12px;
  background: rgba(255, 255, 255, .7);
  -webkit-mask: var(--arrow) no-repeat center / contain;
  mask: var(--arrow) no-repeat center / contain;
  transform: translateY(-50%);
}
.loop__num { font-family: var(--font-serif); font-size: 24px; line-height: 1; color: var(--world-gold-soft); }
.loop__return { position: absolute; left: 12.5%; right: 12.5%; bottom: 0; height: 64px; }
.loop__return svg { width: 100%; height: 100%; overflow: visible; }
.cycle__note { margin-top: 32px; font-weight: 700; color: #fff; }
@media (max-width: 900px) {
  .loop { padding-bottom: 0; padding-left: 36px; }
  .loop__steps { grid-template-columns: 1fr; gap: 28px; }
  .loop__step + .loop__step::before { left: 20px; top: -22px; width: 18px; height: 12px; transform: rotate(90deg); }
  .loop__return { left: 0; right: auto; top: 36px; bottom: 36px; width: 28px; height: auto; }
}

/* ---------- Weapons ---------- */
.weapons__grid { display: grid; grid-template-columns: 260px minmax(0, 1fr); gap: clamp(40px, 5vw, 96px); align-items: start; }
.weapons__index { position: sticky; top: calc(var(--header-h) + 32px); border-top: 1px solid var(--world-navy); }
.weapons__index a {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 52px;
  padding-block: 8px;
  border-bottom: 1px solid var(--color-border);
  font-size: 15px;
  font-weight: 700;
  color: var(--color-ink);
  text-decoration: none;
}
.weapons__index a::before { content: attr(data-num); font-family: var(--font-serif); font-size: 17px; font-weight: 500; color: var(--world-navy); min-width: 1.6em; }
.weapons__index a:hover { color: var(--world-navy); text-decoration: underline; text-underline-offset: 5px; }
.weapon { padding-block: var(--space-block); border-top: 1px solid var(--color-border); }
.weapon:first-child { padding-top: 0; border-top: 0; }
.weapon__label { font-size: 13px; font-weight: 700; letter-spacing: .14em; color: var(--color-muted); }
.weapon__title { margin: 12px 0 24px; }
@media (max-width: 900px) {
  .weapons__grid { grid-template-columns: 1fr; }
  .weapons__index { position: static; display: grid; grid-template-columns: 1fr 1fr; column-gap: 16px; }
  .weapons__index a { font-size: 14px; }
}

/* ---------- Entry ---------- */
.page-index { display: flex; flex-wrap: wrap; gap: 8px 12px; margin-top: var(--space-block); }
.page-index a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 8px 16px;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  font-size: 14px;
  font-weight: 700;
  color: var(--color-ink);
  text-decoration: none;
  transition: border-color .2s var(--ease);
}
.page-index a:hover { border-color: var(--world-navy); color: var(--world-navy); }

.entry-opening { padding-block: var(--space-section-inner) var(--space-section); }
.entry-opening .reading { margin-top: 24px; }

.workstyle-diagram { padding: clamp(24px, 3vw, 40px); border: 1px solid var(--color-border); border-radius: var(--radius-ui); }
.workstyle-diagram svg { width: 100%; height: auto; }

.benefits { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-top: 1px solid var(--world-navy); }
.benefit {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  column-gap: 20px;
  padding: 32px 28px 32px 0;
  border-bottom: 1px solid var(--color-border);
}
.benefit:not(:nth-child(3n + 1)) { padding-left: 28px; border-left: 1px solid var(--color-border); }
.benefit svg { width: 36px; height: 36px; fill: none; stroke: var(--world-navy); stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; }
.benefit__title { font-size: 19px; font-weight: var(--heading-weight); line-height: 1.5; color: var(--color-ink); }
.benefit p { grid-column: 2; margin-top: 8px; font-size: 15px; }
@media (max-width: 900px) {
  .benefits { grid-template-columns: 1fr; }
  .benefit, .benefit:not(:nth-child(3n + 1)) { padding: 24px 0; border-left: 0; }
}

.career { position: relative; display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 16px; margin-top: var(--space-block); }
.career::before {
  content: "";
  position: absolute;
  top: 11px;
  left: 12px;
  right: calc((100% - 80px) / 6 - 12px);
  height: 1px;
  background: var(--world-navy);
}
.career__step { position: relative; padding-top: 44px; }
.career__step::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 23px;
  height: 23px;
  border: 2px solid var(--world-navy);
  border-radius: 50%;
  background: #fff;
}
.career__step.is-open::before { background: var(--world-navy); }
.career__num { font-family: var(--font-serif); font-size: 17px; color: var(--world-navy); letter-spacing: .06em; }
.career__step h3 { margin-top: 4px; font-size: 17px; font-weight: var(--heading-weight); line-height: 1.4; color: var(--color-ink); }
.career__step p { margin-top: 10px; padding-top: 10px; border-top: 1px solid var(--color-border); font-size: 14px; line-height: 1.75; }
@media (max-width: 1080px) {
  .career { grid-template-columns: repeat(3, minmax(0, 1fr)); row-gap: 40px; }
  .career::before { display: none; }
}
@media (max-width: 900px) {
  .career { grid-template-columns: 1fr; row-gap: 0; }
  .career::before { display: block; top: 12px; bottom: 40px; left: 11px; right: auto; width: 1px; height: auto; }
  .career__step { padding: 0 0 28px 44px; }
  .career__step::before { top: 2px; }
}

.criteria-list { margin-top: var(--space-block); border-top: 1px solid var(--world-navy); counter-reset: crit; }
.criteria-list li {
  position: relative;
  padding: 22px 0 22px 56px;
  border-bottom: 1px solid var(--color-border);
  font-size: clamp(16px, 1.3vw, 18px);
  font-weight: 700;
  line-height: 1.7;
  color: var(--color-ink);
  counter-increment: crit;
}
.criteria-list li::before {
  content: counter(crit, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 22px;
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 500;
  line-height: 1.5;
  color: var(--world-navy);
}

.entry-flow { margin-top: var(--space-block); }
.entry-flow .flow__step p { margin-top: 4px; font-size: 14px; color: var(--color-muted); }
.flow__tag {
  display: inline-block;
  margin-top: 10px;
  padding: 2px 12px;
  border: 1px solid var(--world-navy);
  border-radius: var(--radius-pill);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .1em;
  color: var(--world-navy);
}
@media (max-width: 900px) {
  .entry-flow .flow__step p { margin-top: 0; }
  .flow__tag { margin-top: 0; }
}

/* ---------- FAQ ---------- */
.faq-note { margin-top: var(--space-block); font-size: 14px; color: var(--color-muted); }
.faq-note a { color: var(--world-navy); font-weight: 700; text-underline-offset: 4px; }