/* 事例と支援内容を、見出し・資料・判断の単位で読めるように組む。 */
.depth-page {
  --depth-paper: #f7f4eb;
  --depth-ink: #19252e;
  --depth-muted: #45545a;
  --depth-rule: #c8cbc4;
  --depth-teal: #23645f;
  background: var(--depth-paper);
  color: var(--depth-ink);
}
.depth-page :is(a, summary):focus-visible { outline-color: #23645f; }
.depth-hero {
  position: relative;
  background: #182b35;
  color: #fcf8eb;
  padding-block: clamp(35px, 6vw, 90px);
  overflow: clip;
}
.depth-hero > .shell { position: relative; z-index: 1; }
.depth-hero::after {
  content: "";
  position: absolute;
  inset: 0 0 0 68%;
  background: #235455;
  clip-path: polygon(52% 0, 100% 0, 100% 100%, 0 100%);
  pointer-events: none;
}
.depth-hero :is(a, summary):focus-visible { outline-color: #e8ed8f; }
.depth-breadcrumb { font-size: .81rem; color: #e0e9df; margin-bottom: clamp(20px, 4vw, 44px); }
.depth-breadcrumb a { text-underline-offset: 3px; }
.depth-kicker, .depth-step {
  color: var(--depth-teal, #23645f);
  font-size: .8rem;
  font-weight: 760;
  letter-spacing: .09em;
}
.depth-hero .depth-kicker { color: #bfddd1; }
.depth-hero h1 { max-width: 16em; margin-block: 12px 18px; font-size: clamp(31px, 5.6vw, 72px); line-height: 1.18; letter-spacing: -.045em; text-wrap: balance; }
.depth-hero h1 span { display: inline-block; max-width: 100%; }
.depth-lead { max-width: 47em; font-size: clamp(.98rem, 1.7vw, 1.23rem); line-height: 1.85; }
.depth-layout {
  display: grid;
  grid-template-columns: minmax(170px, 1fr) minmax(0, 3.35fr);
  align-items: start;
  gap: clamp(28px, 7vw, 105px);
  padding-block: clamp(34px, 6vw, 86px);
}
.depth-index { position: sticky; top: calc(var(--header-h) + 26px); border-top: 3px solid var(--depth-ink); padding-block: 14px; }
.depth-index > :is(p,h2) { font-size: .87rem; font-weight: 750; }
.depth-index :is(ul,ol) { list-style: none; padding: 0; margin: 8px 0 0; }
.depth-index a { display: block; padding-block: 9px; text-decoration-color: #789d94; text-underline-offset: 4px; font-size: .9rem; }
.depth-story { min-width: 0; }
.depth-section { padding-block: clamp(23px, 4.2vw, 52px); border-top: 1px solid var(--depth-rule); scroll-margin-top: calc(var(--header-h) + 20px); }
.depth-section:first-child { padding-top: 0; border-top: 0; }
.depth-section h2 { margin: 8px 0 16px; font-size: clamp(23px, 3.4vw, 43px); line-height: 1.35; letter-spacing: -.035em; }
.depth-section h3 { margin: 20px 0 8px; font-size: clamp(1.05rem, 1.8vw, 1.34rem); line-height: 1.45; }
.depth-section :is(p, li, dd) { line-height: 1.85; }
.depth-section p + p { margin-top: .75rem; }
.depth-section :is(ul,ol) { padding-left: 1.25em; margin: .65em 0; }
.depth-section li + li { margin-top: .45em; }
.depth-section a { text-underline-offset: 4px; }
.depth-example {
  margin-block: 22px;
  padding: clamp(17px, 3.2vw, 37px);
  background: #e5ece5;
  border-left: 4px solid #326d65;
}
.depth-example h3 { margin-top: 0; }
.depth-example dl { margin: 0; }
.depth-example dt { font-weight: 750; margin-top: 12px; }
.depth-example dd { margin: 3px 0 0; }
.depth-faq details { border-bottom: 1px solid var(--depth-rule); padding-block: 13px; }
.depth-faq summary { cursor: pointer; font-weight: 720; line-height: 1.6; }
.depth-faq details > p { margin: 8px 0 0; }
.depth-related { padding-block: clamp(32px, 6vw, 68px); background: #e8ece2; border-top: 1px solid var(--depth-rule); }
.depth-related h2 { font-size: clamp(23px, 3.3vw, 38px); line-height: 1.3; }
.depth-related p { margin-top: 12px; }
.depth-related ul { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 240px), 1fr)); gap: 0 25px; list-style: none; padding: 0; margin-top: 20px; }
.depth-related li a { display: block; border-top: 1px solid #aebeb4; padding: 13px 0; text-underline-offset: 4px; }
.depth-section .button, .depth-related .button { background: #203d40; border-color: #203d40; color: #fff; }
.depth-section .button:hover, .depth-related .button:hover { background: #174d47; border-color: #174d47; }
.contact-guide.depth-section { max-width: 980px; padding-block: clamp(26px, 4vw, 52px); }
.depth-source { font-size: .88rem; color: var(--depth-muted); }
.depth-data { width: 100%; border-collapse: collapse; margin-block: 18px; font-size: .96rem; }
.depth-data :is(th,td) { border-bottom: 1px solid var(--depth-rule); text-align: left; vertical-align: top; padding: .75em .65em; }
.depth-data th { font-weight: 760; }
.depth-data thead { background: #e5ece5; }
.depth-data caption { padding-bottom: 7px; text-align: left; font-size: .88rem; font-weight: 730; }
.depth-data tbody th { background: #eef1eb; }
.depth-data.cases-comparison { table-layout: fixed; }
.depth-data--figures td { white-space: nowrap; font-variant-numeric: tabular-nums; }

/* シカパトの支援詳細は、白地と青い紙面を表紙から引き継ぐ。 */
.depth-service {
  --depth-paper: #fff;
  --depth-ink: #14243b;
  --depth-muted: #455567;
  --depth-rule: #cbd4de;
  --depth-teal: #164890;
}
.depth-service .site-header, .menu-ready .depth-service .site-nav {
  background: var(--depth-paper);
  color: var(--depth-ink);
  border-color: var(--depth-rule);
}
.depth-service .site-nav .nav-contact { background: var(--depth-teal); color: #fff; }
.depth-service .site-nav .nav-contact:hover { background: var(--depth-ink); }
.depth-service .depth-hero {
  background: #f3f7fc;
  color: var(--depth-ink);
  border-bottom: 1px solid var(--depth-rule);
}
.depth-service .depth-hero::after {
  inset-inline-start: 65%;
  background: #dce8f7;
  clip-path: polygon(68% 0, 100% 0, 100% 100%, 0 100%);
}
.depth-service :is(.depth-breadcrumb,.depth-hero .depth-kicker) { color: var(--depth-teal); }
.depth-service .depth-hero :is(a, summary):focus-visible { outline-color: var(--depth-teal); }
.depth-service .depth-example {
  background: #f0f5fc;
  border-color: var(--depth-teal);
}
.depth-service :is(.depth-data thead,.depth-related) { background: #f0f5fc; }

.depth-service :is(.depth-section,.depth-related) .button {
  background: var(--depth-teal);
  border-color: var(--depth-teal);
}
.depth-service :is(.depth-section,.depth-related) .button:hover {
  background: var(--depth-ink);
  border-color: var(--depth-ink);
}

/* 会社の仕事の詳細では、茄子色の見出しと紙の罫線で読み進める。 */
.work-detail {
  --depth-paper: #fbfaf7;
  --depth-ink: #321d3e;
  --depth-muted: #524c56;
  --depth-rule: #d9d4d8;
  --depth-teal: #235e60;
}
.work-detail .depth-hero { background: var(--plum); color: var(--paper); }
.work-detail .depth-hero::after { background: #31565c; }
.work-detail .depth-related { background: #eaf1ed; }
.work-detail .depth-example { background: #eff3ee; }
.work-detail .depth-example .depth-step { color: var(--depth-teal); }
@media (max-width: 720px) {
  .depth-layout { grid-template-columns: 1fr; gap: 24px; }
  .depth-index { position: static; }
  .depth-index :is(ul,ol) { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 135px), 1fr)); gap: 0 12px; }
  .depth-hero::after { inset-inline-start: 81%; }
  .depth-service .depth-hero::after { inset-inline-start: 86%; }
}

/* 会社の下層は大きな図版と斜めの折り目で開く。 */
.depth-hero.work-cover {
  --cover-paper: #f9f6ed;
  --cover-field: #c6dfd7;
  --cover-rule: #844632;
  background: var(--cover-paper);
  color: var(--plum);
  padding-block: clamp(23px, 3.2vw, 45px) clamp(28px, 4.4vw, 62px);
  border-bottom: 1px solid var(--depth-rule);
  isolation: isolate;
}
.depth-hero.work-cover--opening { --cover-field: #eed9bb; }
.depth-hero.work-cover--measurement { --cover-field: #dfd9e6; }
.depth-hero.work-cover--office { --cover-field: #c8ded3; }
.depth-hero.work-cover--company { --cover-field: #d8e9df; }
.depth-hero.work-cover--cases { --cover-field: #e7d7cf; }
.depth-hero.work-cover::after { content: none; }
.depth-hero.work-cover::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: var(--cover-field);
  clip-path: polygon(73% 0, 100% 0, 100% 100%, 52% 100%);
}
.work-cover > .work-cover__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.16fr);
  column-gap: clamp(10px, 2.5vw, 42px);
  align-items: center;
}
.work-cover .depth-breadcrumb {
  grid-column: 1 / -1;
  margin-bottom: clamp(16px, 2.5vw, 36px);
  color: #514557;
}
.work-cover .depth-kicker {
  display: flex;
  align-items: center;
  gap: 9px;
  color: var(--cover-rule);
}
.work-cover .depth-kicker::before {
  content: "";
  width: 25px;
  height: 5px;
  flex: none;
  transform: skewX(-23deg);
  background: currentColor;
}
.work-cover h1 {
  max-width: none;
  margin-block: 14px 17px;
  font-size: clamp(32px, 3.95vw, 62px);
  line-height: 1.16;
  font-weight: 800;
  text-wrap: initial;
}
.work-cover .depth-lead { font-size: clamp(.98rem, 1.32vw, 1.13rem); }
.work-cover .work-cover__copy > p:last-child:not(.depth-lead) { margin-top: 12px; }
.work-cover :is(a, summary):focus-visible { outline-color: #235e60; }
.work-cover__art { position: relative; margin: 0; min-width: 0; isolation: isolate; }
.work-cover__art::before {
  content: "";
  position: absolute;
  inset: 8% 2% 7% 17%;
  z-index: -1;
  border: 1px solid rgba(50, 29, 62, .17);
  background-image: repeating-linear-gradient(0deg, transparent 0 25px, rgba(50, 29, 62, .10) 25px 26px);
  transform: rotate(-11deg);
}
.work-cover__art :is(img, .work-assembly__svg) { width: 111%; max-width: none; margin-inline-start: -4%; }
.work-assembly__svg { display: block; height: auto; overflow: visible; }
[data-assembly-part] { transform-origin: center; }
svg [data-assembly-part] { transform-box: fill-box; }
.work-cover__art--mirror img { width: min(86%, 385px); max-height: 420px; object-fit: contain; margin: -10px auto; }
.work-cover--index { --cover-field: #d7e5dc; }
.work-cover--index > .work-cover__grid { grid-template-columns: minmax(0, 1fr); }
.work-cover--index .work-cover__copy { max-width: 790px; }
.work-cover--index h1 { font-size: clamp(32px, 4.6vw, 68px); }

.work-folio { position: relative; min-height: clamp(245px, 28vw, 370px); display: grid; align-content: center; padding: 5% 11%; }
.work-folio__card {
  position: relative;
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: -4px;
  padding: 13px clamp(11px, 2.6vw, 28px);
  background: #fbf0db;
  border: 1px solid #321d3e;
  box-shadow: 5px 5px 0 rgba(50, 29, 62, .15);
  transform: rotate(-8deg) translateX(-8%);
}
.work-folio__layer:nth-child(2) .work-folio__card { background: #b6d8ca; transform: rotate(2deg) translateX(3%); }
.work-folio__layer:nth-child(3) .work-folio__card { background: #321d3e; color: #fff9eb; transform: rotate(9deg) translateX(8%); }
.work-folio span { font-size: clamp(1.1rem, 3.8vw, 2.6rem); font-weight: 790; line-height: 1; color: #844632; }
.work-folio__layer:nth-child(3) span { color: #91d2c1; }
.work-folio b { font-size: clamp(.91rem, 1.85vw, 1.42rem); }

/* 組み上がる間だけ、図版と見出しを視界に留める。通常のスクロールで先へ進める。 */
.work-assembly__guide {
  display: none;
  position: absolute;
  right: 0;
  bottom: 0;
  z-index: 1;
  gap: 9px;
  align-items: center;
  padding: 3px 7px;
  color: #234749;
  background: #f9f6ed;
  font-size: .72rem;
  font-weight: 700;
  line-height: 1.5;
}
.work-assembly-ready .work-assembly__guide { display: flex; }
.work-assembly__rule { display: block; width: 42px; height: 2px; background: #c5d5ce; }
.work-assembly__rule::before {
  content: "";
  display: block;
  height: 100%;
  background: #235e60;
  transform: scaleX(var(--assembly-progress, 0));
  transform-origin: left;
}
.work-mirror__sheet, .work-mirror__cut { position: absolute; pointer-events: none; }
.work-mirror__sheet {
  z-index: -1;
  inset: 14% 1% 10% 11%;
  background: #b3d1c4;
  clip-path: polygon(14% 22%, 91% 0, 100% 83%, 0 100%);
}
.work-mirror__cut {
  inset: 65% 3% 18% 64%;
  background: #a5634f;
  clip-path: polygon(0 85%, 100% 0, 94% 21%, 0 100%);
}
@media (min-width: 900px) and (min-height: 720px) and (prefers-reduced-motion: no-preference) {
  .depth-hero.work-cover--pinned > .work-cover__grid {
    position: sticky;
    top: calc(var(--header-h) + 14px);
  }
  .depth-hero.work-cover.work-cover--pinned::after {
    content: "";
    display: block;
    position: static;
    height: var(--assembly-travel, 0px);
    background: none;
    clip-path: none;
  }
}
@media (prefers-reduced-motion: reduce) {
  [data-work-assembly] [data-assembly-part] { transform: none !important; opacity: 1 !important; }
  .work-assembly-ready .work-assembly__guide { display: none; }
}

/* 作品の一覧は一枚の大きい絵と、三枚の小さい絵から選べる。 */
.work-gallery { padding-block: clamp(36px, 5vw, 72px); background: #f3f2e8; border-bottom: 1px solid var(--depth-rule); }
.work-gallery h2 { margin: 7px 0 19px; font-size: clamp(25px, 3.8vw, 46px); line-height: 1.3; }
.work-gallery__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.14fr) minmax(0, 1fr);
  gap: 12px;
}
.work-gallery__tile {
  --tile-field: #e9e2ec;
  position: relative;
  isolation: isolate;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(95px, 39%);
  align-items: center;
  overflow: clip;
  min-width: 0;
  padding: 10px clamp(12px, 2.6vw, 28px);
  border-top: 2px solid #321d3e;
  background: #fffdf7;
  text-decoration: none;
}
.work-gallery__tile::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: var(--tile-field);
  clip-path: polygon(75% 0, 100% 0, 100% 100%, 55% 100%);
}
.work-gallery__tile--office {
  --tile-field: #c7e0d1;
  grid-row: span 2;
  grid-template-columns: 1fr;
  grid-template-rows: auto minmax(0, 1fr);
  padding-top: 20px;
}
.work-gallery__tile--office::before { clip-path: polygon(100% 25%, 100% 100%, 0 100%, 0 56%); }
.work-gallery__tile--opening { --tile-field: #eed9bb; }
.work-gallery__tile img { width: 100%; margin: auto; max-height: 136px; object-fit: contain; }
.work-gallery__tile--office img { max-height: 335px; }
.work-gallery__tile span { display: block; color: #844632; font-size: .8rem; font-weight: 760; }
.work-gallery__tile h3 { margin: 4px 0; font-size: clamp(1.05rem, 1.9vw, 1.5rem); line-height: 1.35; text-wrap: balance; }
.work-gallery__tile--office h3 { font-size: clamp(1.25rem, 2.8vw, 2rem); }
.work-gallery__tile p { font-size: .88rem; line-height: 1.5; }
.work-gallery__tile:hover h3 { text-decoration: underline; text-underline-offset: .18em; }

/* 工程は番号と挿絵を目印にし、細い罫線で区切る。 */
.depth-section .work-sequence {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  column-gap: clamp(18px, 3vw, 36px);
  margin-block: 21px;
  padding: 0;
  border-bottom: 1px solid var(--depth-rule);
  list-style: none;
}
.depth-section .work-sequence > li {
  position: relative;
  min-width: 0;
  margin: 0;
  padding-block: 18px 24px;
  border-top: 1px solid var(--depth-rule);
  font-size: .96rem;
  line-height: 1.72;
}
.work-sequence__number {
  display: flex;
  align-items: center;
  min-height: 55px;
  margin-bottom: 13px;
  color: var(--depth-teal);
  font-size: clamp(1.5rem, 3.2vw, 2.25rem);
  font-weight: 760;
  font-variant-numeric: tabular-nums;
  line-height: 1;
}
.work-sequence strong {
  display: block;
  margin-bottom: 5px;
  font-size: 1.06rem;
  line-height: 1.4;
}
.work-process { margin-block: 24px; }
.work-process figcaption { color: var(--depth-muted); font-size: .88rem; font-weight: 730; }
.depth-section .work-process .work-sequence { margin-block: 11px 18px; }
.work-inline-links { display: flex; flex-wrap: wrap; gap: 7px 18px; }
.work-sequence__icon {
  position: absolute;
  top: 18px;
  right: 0;
  width: min(48%, 79px);
  height: 55px;
}
@media (max-width: 760px) {
  .depth-section .work-sequence { grid-template-columns: minmax(0, 1fr); }
  .depth-section .work-sequence > li {
    min-height: 114px;
    padding-block: 20px 24px;
    padding-inline-start: 78px;
  }
  .work-sequence__number {
    position: absolute;
    top: 20px;
    left: 0;
    min-height: 0;
    margin-bottom: 0;
  }
  .work-sequence__icon {
    top: 52px;
    right: auto;
    left: 0;
    width: 65px;
    height: 46px;
  }
}
.work-timeline > div { grid-template-columns: minmax(70px, 6em) minmax(0, 1fr); }
.work-timeline dt {
  align-self: start;
  color: #235e60;
  font-size: clamp(19px, 3vw, 31px);
  line-height: 1.3;
  font-weight: 800;
  letter-spacing: -.04em;
}
@media (max-width: 780px) {
  .work-cover > .work-cover__grid, .work-cover--index > .work-cover__grid { grid-template-columns: minmax(0, 1fr); }
  .depth-hero.work-cover::before { clip-path: polygon(100% 62%, 100% 100%, 0 100%, 0 88%); }
  .work-cover__art { width: min(100%, 560px); margin: 8px auto -5%; }
  .work-cover__art :is(img, .work-assembly__svg) { width: 106%; margin-inline-start: -3%; }
  .work-cover__art--mirror img { width: min(75%, 240px); margin: 0 auto; max-height: 255px; }
  .work-cover h1, .work-cover--index h1 { font-size: clamp(29px, 7.6vw, 47px); }
  .work-gallery__grid { grid-template-columns: minmax(0, 1fr); }
  .work-gallery__tile--office { grid-row: auto; }
  .work-gallery__tile--office img { max-height: 270px; }
}
@media (max-width: 600px) {
  .depth-service .work-siblings { position: static; }
  .work-cover--cases .work-folio { min-height: 156px; padding-block: 12px; }
  .work-timeline > div { grid-template-columns: minmax(60px, 65px) minmax(0, 1fr); gap: 10px; }
}

/* 仕事の詳細では、各ページの資料に合わせて本文の組み方を変える。 */
.depth-hero:is(.work-cover--dossier,.work-cover--blueprint,.work-cover--analysis) {
  padding-block: clamp(18px, 2.7vw, 32px);
}
.depth-hero:is(.work-cover--dossier,.work-cover--blueprint,.work-cover--analysis)::before { content: none; }
:is(.work-cover--dossier,.work-cover--blueprint,.work-cover--analysis) > .work-cover__grid {
  grid-template-columns: minmax(0, 1fr);
}
:is(.work-cover--dossier,.work-cover--blueprint,.work-cover--analysis) .depth-breadcrumb { margin-bottom: 16px; }
:is(.work-cover--dossier,.work-cover--blueprint,.work-cover--analysis) h1 {
  margin-block: 0 .35em;
  font-size: clamp(29px, 4.6vw, 58px);
  line-height: 1.18;
  line-break: strict;
}
.work-siblings {
  position: sticky;
  top: var(--header-h);
  z-index: 3;
  background: var(--depth-paper);
}
.work-siblings ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0 clamp(12px, 3vw, 36px);
  list-style: none;
  padding: 0;
  margin: 0;
  border-bottom: 1px solid var(--depth-rule);
}
.work-siblings a {
  display: flex;
  align-items: center;
  min-height: 44px;
  padding-block: 7px 4px;
  border-bottom: 3px solid transparent;
  font-size: .91rem;
  text-underline-offset: .22em;
}
.work-siblings a[aria-current="page"] {
  border-color: var(--depth-teal);
  color: var(--depth-teal);
  font-weight: 800;
  text-decoration: none;
}
.work-siblings a:hover { color: var(--depth-teal); }

/* 事務局の資料台帳。本文は資料名と使い道を並べる。 */
.depth-hero.work-cover--dossier { background: #e9f1eb; }
.office-cover__heading {
  background: #1d3e3a;
  color: #fffaf0;
  padding: clamp(20px, 3.2vw, 41px);
  border-inline-start: 7px solid #b9d4be;
}
.office-cover__heading h1 span { display: inline-block; }
.office-records { padding-block: clamp(20px, 3.2vw, 42px) clamp(25px, 4.6vw, 63px); }
.office-records__intro {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 150px);
  align-items: center;
  gap: 20px;
  border-bottom: 2px solid var(--depth-teal);
  padding-bottom: 10px;
}
.office-records__intro h2 { font-size: clamp(24px, 3.4vw, 40px); line-height: 1.35; }
.office-records__art, .measurement-story__art { min-width: 0; margin: 0; }
:is(.office-records__art,.measurement-story__art) :is(img,svg) { display: block; width: 100%; height: auto; }
.office-records__rows section {
  display: grid;
  grid-template-columns: minmax(155px, .85fr) minmax(0, 2fr);
  gap: clamp(8px, 3vw, 34px);
  padding-block: clamp(18px, 3vw, 30px);
  border-bottom: 1px solid var(--depth-rule);
  scroll-margin-top: calc(var(--header-h) + 20px);
}
.office-records__rows h3 { font-size: clamp(1.03rem, 1.75vw, 1.3rem); line-height: 1.45; }
.office-records__rows p { max-width: 42em; line-height: 1.8; }
.office-records__rows p + p { margin-top: 8px; }
.office-records__rows .text-link { display: table; margin-top: 6px; }

/* 開業の工程。全体図の下に、各段階の資料と判断を置く。 */
.depth-hero.work-cover--blueprint { background: #faf3e7; }
.opening-cover__heading { padding-bottom: 12px; }
.work-cover--blueprint .opening-cover__stage {
  width: 100%;
  margin: 0;
  border: 1px solid #c7ad91;
  background: #efdfc9;
}
.opening-cover__stage::before {
  inset: 0;
  border: 0;
  transform: none;
  background-size: 22px 22px;
  background-image: linear-gradient(#725b4821 1px, transparent 1px), linear-gradient(90deg, #725b4821 1px, transparent 1px);
}
.opening-cover__stage :is(img,.work-assembly__svg) {
  display: block;
  width: min(94%, 520px);
  height: clamp(150px, 18vw, 232px);
  object-fit: contain;
  margin: 0 auto;
}
.opening-story { padding-block: clamp(22px, 3.4vw, 45px) clamp(26px, 5vw, 66px); }
.opening-story__title { margin-bottom: 23px; font-size: clamp(24px, 3.4vw, 40px); line-height: 1.35; }
.opening-story__timeline { list-style: none; margin: 0; padding: 0 0 0 clamp(16px, 4vw, 45px); border-left: 2px solid #bf957a; }
.opening-story__item { position: relative; }
.opening-story__item::before {
  content: "";
  position: absolute;
  inset-block-start: 15px;
  inset-inline-start: calc(-1 * clamp(16px, 4vw, 45px) - 6px);
  width: 10px;
  height: 10px;
  background: #824a37;
  border-radius: 50%;
}
.opening-story__entry.depth-section { padding: 0 0 clamp(24px, 4.6vw, 53px); border-top: 0; }
.opening-story__entry h3 { margin-top: 5px; font-size: clamp(20px, 2.8vw, 32px); line-break: strict; }
.opening-story__icon { float: right; width: clamp(44px, 7vw, 76px); margin-inline-start: 10px; }
.opening-story__evidence { margin: 12px 0 0; }
.opening-story__evidence > div {
  display: grid;
  grid-template-columns: minmax(50px, 7em) minmax(0, 1fr);
  gap: 8px 16px;
  padding-block: 8px;
  border-top: 1px solid var(--depth-rule);
}
.opening-story__evidence dt { font-weight: 740; }
.opening-story__evidence dd { margin: 0; }

/* 計測の詳細は集計表を起点に、数字が変わったときの読み方を載せる。 */
.depth-hero.work-cover--analysis { background: #eae5ee; }
.work-cover--analysis .work-cover__copy { border-inline-start: 4px solid var(--plum); padding-inline-start: clamp(12px, 2.5vw, 28px); }
.measurement-story { padding-block: clamp(21px, 3.2vw, 42px) clamp(25px, 4.6vw, 63px); }
.measurement-story__intro { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 155px); align-items: center; gap: 16px; }
.measurement-data { margin-block: 15px 0; border-top: 2px solid var(--plum); }
.measurement-data thead { background: #eae5ee; }
.measurement-data :is(th,td):last-child { white-space: nowrap; }
.measurement-notes { margin: 0; }
.measurement-notes > div { padding-block: 12px; border-top: 1px solid var(--depth-rule); }
.measurement-notes dt { font-weight: 760; }
.measurement-notes dd { margin: 3px 0 0; }

@media (max-width: 600px) {
  .office-records__intro { grid-template-columns: minmax(0, 1fr) minmax(0, 98px); gap: 8px; }
  .measurement-story__intro { grid-template-columns: minmax(0, 1fr) minmax(0, 76px); gap: 8px; }
  .office-records__rows section { grid-template-columns: minmax(0, 1fr); }
  .measurement-data :is(th,td) { padding-inline: .48em; }
}

/* 会社概要の中で、事務局で扱った仕事と資料を読む。 */
.company-experience > #stance > p {
  max-width: 42em;
  color: var(--depth-muted);
}
.company-experience__area {
  margin-top: clamp(30px, 5vw, 59px);
  scroll-margin-top: calc(var(--header-h) + 20px);
}
.company-experience__head {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
  gap: clamp(17px, 3vw, 36px);
  align-items: center;
}
.company-experience .company-experience__number {
  margin: 0 0 7px;
  color: var(--depth-teal);
  font-size: 1.35rem;
  font-weight: 760;
  font-variant-numeric: tabular-nums;
  line-height: 1;
}
.company-experience .company-experience__head h3 {
  margin: 0 0 10px;
  font-size: clamp(1.28rem, 2.6vw, 1.8rem);
  line-height: 1.3;
}
.company-experience__head p:last-child { color: var(--depth-muted); }
.company-experience__head img {
  display: block;
  width: 100%;
  height: auto;
}
.company-experience__records {
  margin: clamp(16px, 2.5vw, 29px) 0 0;
}
.company-experience__records > div {
  display: grid;
  grid-template-columns: minmax(6.8em, .9fr) minmax(0, 2.3fr);
  gap: 9px 21px;
  padding-block: 16px 18px;
  border-top: 1px solid var(--depth-rule);
  scroll-margin-top: calc(var(--header-h) + 20px);
}
.company-experience__records dt {
  color: var(--depth-teal);
  font-weight: 740;
  line-height: 1.6;
}
.company-experience__records dd {
  margin: 0;
  color: var(--depth-muted);
}
.company-experience__measurement {
  margin-top: clamp(20px, 3vw, 31px);
  scroll-margin-top: calc(var(--header-h) + 20px);
}
.company-experience .company-experience__measurement h4 {
  margin: 0 0 10px;
  font-size: 1rem;
}
.company-experience__measurement table {
  width: 100%;
  border-collapse: collapse;
  font-size: .9rem;
  line-height: 1.65;
}
.company-experience__measurement :is(th, td) {
  padding: 11px 12px;
  border-block: 1px solid var(--depth-rule);
  text-align: left;
  vertical-align: top;
}
.company-experience__measurement thead th {
  color: var(--depth-teal);
  font-weight: 740;
}
.company-experience__measurement tbody th { width: 40%; }
@media (max-width: 600px) {
  .company-experience__head { grid-template-columns: minmax(0, 1fr); gap: 13px; }
  .company-experience__head img { width: min(100%, 330px); margin-inline: auto; }
  .company-experience__records > div { grid-template-columns: minmax(0, 1fr); gap: 5px; }
  .company-experience__measurement :is(th, td) { padding: 10px 7px; }
}