@charset "UTF-8";

/* ===== 変数 ===== */

:root {
  --ink: #242a25;
  --paper: #f4f2ec;
  --muted: #777e73;
  --line: #d6d6cb;
  --dark: #1b211c;
  --dark-2: #293329;
  --accent: #aa9062;
  --muted-on-dark: #bbc3b5;
  --serif:
    "Baskerville",
    "Times New Roman",
    "Yu Mincho",
    "Hiragino Mincho ProN",
    "Noto Serif CJK JP",
    serif;
  --sans:
    "Helvetica Neue",
    "Arial",
    "Hiragino Kaku Gothic ProN",
    "Yu Gothic",
    sans-serif;
  --gutter: max(6.7vw, 24px);
  --corner-gap: 24px;
  --corner-arm: 64px;
  --header-height: 110px;
  --ease-expo-out: cubic-bezier(.19, 1, .22, 1);
  --ease-expo-inout: cubic-bezier(1, 0, 0, 1);
  --ease-power2-out: cubic-bezier(.215, .61, .355, 1);
  --ease-power3-inout: cubic-bezier(.77, 0, .175, 1);
  --ease-power4-inout: cubic-bezier(.86, 0, .07, 1);
  --ease-roll: cubic-bezier(.85, 0, .15, 1);
  --ease-linear: cubic-bezier(.25, .25, .75, .75);
}

@media (max-width: 760px) {
  :root {
    --gutter: 7vw;
    --corner-gap: 14px;
    --corner-arm: 40px;
    --header-height: 94px;
  }
}

/* ===== ベース ===== */

* {
  box-sizing: border-box;
}

html {
  scroll-padding-top: 80px;
}

html.motion {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  -webkit-font-smoothing: antialiased;
}

body.is-modal-open {
  overflow: hidden;
}

html.is-loading body {
  overflow: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
textarea {
  font: inherit;
}

button {
  border: 0;
  background: none;
  color: inherit;
  cursor: pointer;
}

button,
a,
input,
textarea,
summary {
  -webkit-tap-highlight-color: transparent;
}

button:focus-visible,
a:focus-visible,
summary:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 7px;
}

input:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

img,
picture {
  display: block;
}

img {
  width: 100%;
  height: auto;
}

main > section {
  position: relative;
}

h1,
h2,
h3,
h4,
p,
figure,
dl,
dd,
ul,
ol {
  margin: 0;
}

ul,
ol {
  padding: 0;
  list-style: none;
}

h1,
h2,
h3,
h4 {
  font-family: var(--serif);
  font-weight: 400;
}

h2 {
  font-size: clamp(28px, 3vw, 46px);
  line-height: 1.85;
  letter-spacing: .13em;
}

p {
  line-height: 2.2;
}

/* 1〜2文字だけ次の行に落ちるのを防ぐ */
h1,
h2,
h3,
h4,
p,
dd,
li {
  text-wrap: pretty;
}

/* 改行させたくないひと続きの語句 */
.nobr {
  white-space: nowrap;
}

/* 見出しと短い一文は、文節の切れ目（<wbr>）でだけ改行する。入り切らない語は、はみ出さずに折り返す */
h1,
h2,
h3,
h4,
.quote__text,
.page-hero__lead,
.message__wheel-item {
  word-break: keep-all;
  overflow-wrap: break-word;
  /* Safari の pretty は文節を無視して語の途中で折るので、ここでは使わない */
  text-wrap: wrap;
}

.skip {
  position: fixed;
  left: 16px;
  top: -80px;
  z-index: 200;
  padding: 12px;
  background: var(--paper);
}

.skip:focus {
  top: 12px;
}

.section-pad {
  padding: 85px var(--gutter) 100px;
}

@media (min-width: 1600px) {
  .section-pad {
    padding-left: calc((100vw - 1400px) / 2);
    padding-right: calc((100vw - 1400px) / 2);
  }
}

@media (max-width: 760px) {
  html {
    scroll-padding-top: 20px;
  }

  .section-pad {
    padding: 50px var(--gutter) 65px;
  }
}

.is-dark {
  background: var(--dark);
  color: var(--paper);
}

.is-dark-2 {
  background: var(--dark-2);
  color: var(--paper);
}

/* ===== 小さな文字部品（WF） ===== */

.eyebrow,
.section-index {
  font-size: 10px;
  letter-spacing: .17em;
}

.section-index {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  margin-bottom: 78px;
}

.section-index > span:last-child {
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--muted);
}

.is-dark .section-index > span:last-child,
.is-dark-2 .section-index > span:last-child {
  color: var(--muted-on-dark);
}

.serif-caption {
  margin-bottom: 25px;
  font-family: var(--serif);
  font-style: italic;
  font-size: 20px;
  letter-spacing: .015em;
  color: var(--muted);
}

.body-copy {
  font-size: 13px;
  letter-spacing: .075em;
}

.body-copy p + p {
  margin-top: 26px;
}

.note {
  margin-top: 24px;
  font-size: 12px;
  letter-spacing: .04em;
  line-height: 2;
  color: var(--muted);
}

.is-dark .note,
.is-dark-2 .note {
  color: var(--muted-on-dark);
}

@media (max-width: 760px) {
  .section-index {
    margin-bottom: 48px;
    font-size: 9px;
    letter-spacing: .1em;
  }

  .section-index > span:last-child {
    font-size: 9px;
  }

  .serif-caption {
    margin-bottom: 15px;
    font-size: 18px;
  }

  .body-copy {
    font-size: 12px;
    letter-spacing: .05em;
  }

  .body-copy p + p {
    margin-top: 22px;
  }

  .note {
    font-size: 11px;
  }
}

/* ===== 画像の注記（実写に差し替えたら body[data-credit="off"] で全部消える） ===== */

.credit {
  position: absolute;
  right: 15px;
  bottom: 13px;
  z-index: 2;
  font-size: 7px;
  letter-spacing: .06em;
  color: #fff;
  text-shadow: 0 1px 4px #000;
  pointer-events: none;
}

body[data-credit="off"] .credit {
  display: none;
}

/* ===== ロゴ（仮。支給後は中身を <img src="assets/img/logo.svg"> に差し替える） ===== */

.logo {
  display: block;
  font-family: var(--serif);
  font-size: 34px;
  line-height: 1.1;
  letter-spacing: -.045em;
  white-space: nowrap;
}

.logo__sub {
  display: block;
  margin-top: 10px;
  font-family: var(--sans);
  font-size: 7px;
  letter-spacing: .27em;
}

@media (max-width: 760px) {
  .logo {
    font-size: 31px;
  }

  .logo__sub {
    font-size: 6px;
  }
}

/* ===== ボタン（J） ===== */

.button {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
}

.button__arrow {
  display: inline-block;
}

/* 下線のボタン（WF .text-link） */
.button--line {
  display: flex;
  max-width: 285px;
  margin-top: 36px;
  padding: 0 0 12px;
  border-bottom: 1px solid #aaaea2;
  font-size: 11px;
  letter-spacing: .07em;
}

.button--line .button__arrow {
  font-size: 19px;
  transition: transform .3s;
}

.button--line:hover .button__arrow {
  transform: translate(3px, -3px);
}

.is-dark .button--line,
.is-dark-2 .button--line {
  border-color: #8f9a86;
}

/* 枠線のボタン（WF .consult-button） */
.button--frame {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  gap: 50px;
  min-width: 300px;
  padding: 22px 29px;
  border: 1px solid #8a9184;
  font-size: 12px;
  letter-spacing: .09em;
  transition: color .5s var(--ease-expo-out);
}

.button--frame::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: var(--ink);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform .5s var(--ease-expo-out);
}

.button--frame .button__arrow {
  font-size: 19px;
}

.button--frame:hover {
  color: var(--paper);
}

.button--frame:hover::before {
  transform: scaleX(1);
}

/* 深緑・写真の上の枠線ボタン */
.button--paper {
  border-color: rgba(210, 221, 189, .6);
}

.button--paper::before {
  background: #e9edde;
}

.button--paper:hover {
  color: #182219;
}

.button--small {
  gap: 30px;
  min-width: 0;
  padding: 16px 22px;
  font-size: 11px;
}

.button--small .button__arrow {
  font-size: 16px;
}

@media (max-width: 760px) {
  .button--line {
    font-size: 10px;
  }

  .button--frame {
    min-width: 270px;
    padding: 20px 24px;
    font-size: 11px;
  }

  .button--small {
    min-width: 0;
    padding: 14px 18px;
  }
}

/* ===== 画面の角に残る額縁（A-2） ===== */

/* 各セクションに置く。箱の外は clip-path で切れるので、面ごとに角の色が変わって見える */
.frame {
  position: absolute;
  inset: 0;
  z-index: 20;
  clip-path: inset(0);
  pointer-events: none;
  color: var(--ink);
}

.frame--paper {
  color: var(--paper);
}

.frame__corner {
  position: fixed;
  width: var(--corner-arm);
  height: var(--corner-arm);
}

.frame__corner--tl {
  top: var(--corner-gap);
  left: var(--corner-gap);
  border-top: 1px solid currentColor;
  border-left: 1px solid currentColor;
}

.frame__corner--br {
  right: var(--corner-gap);
  bottom: var(--corner-gap);
  border-right: 1px solid currentColor;
  border-bottom: 1px solid currentColor;
}

/* ===== ローディング（A）・ページ遷移（A-3）の幕 ===== */

.curtain {
  --curtain-a: 322px;
  --curtain-b: 85px;
  --curtain-scale: .59;
  --curtain-x: calc(50vw - var(--corner-gap) - var(--curtain-a));
  --curtain-y: calc(50dvh - var(--corner-gap) - var(--curtain-b));
  position: fixed;
  inset: 0;
  z-index: 100;
  visibility: hidden;
  pointer-events: none;
  color: var(--paper);
}

.curtain__bg {
  position: absolute;
  inset: 0;
  background: var(--dark);
  opacity: 0;
}

.curtain__frame {
  position: absolute;
  inset: 0;
}

.curtain__corner {
  position: fixed;
  width: var(--corner-arm);
  height: var(--corner-arm);
}

.curtain__corner--tl {
  top: var(--corner-gap);
  left: var(--corner-gap);
  border-top: 1px solid currentColor;
  border-left: 1px solid currentColor;
}

.curtain__corner--br {
  right: var(--corner-gap);
  bottom: var(--corner-gap);
  border-right: 1px solid currentColor;
  border-bottom: 1px solid currentColor;
}

/* 閉じた状態：角が中央で額縁を組む */
.is-loading .curtain,
.is-arriving .curtain,
.curtain.is-closed {
  visibility: visible;
  pointer-events: auto;
}

.is-loading .curtain__bg,
.is-arriving .curtain__bg,
.curtain.is-closed .curtain__bg {
  opacity: 1;
}

.is-loading .curtain__frame,
.is-arriving .curtain__frame,
.curtain.is-closed .curtain__frame {
  transform: scale(var(--curtain-scale));
}

.is-loading .curtain__corner--tl,
.is-arriving .curtain__corner--tl,
.curtain.is-closed .curtain__corner--tl {
  transform: translate3d(var(--curtain-x), var(--curtain-y), 0);
}

.is-loading .curtain__corner--br,
.is-arriving .curtain__corner--br,
.curtain.is-closed .curtain__corner--br {
  transform: translate3d(calc(var(--curtain-x) * -1), calc(var(--curtain-y) * -1), 0);
}

.is-arriving .curtain,
.curtain--transition {
  --curtain-scale: .45;
}

/* 遷移前：幕が下りて角が中央へ集まる */
.curtain.is-closing .curtain__bg {
  transition: opacity .2s var(--ease-linear) .2s;
}

.curtain.is-closing .curtain__frame,
.curtain.is-closing .curtain__corner {
  transition: transform 1s var(--ease-power4-inout) .2s;
}

/* 明ける：角が画面の角へ飛び、幕が消える */
.curtain.is-opening {
  visibility: visible;
}

.curtain.is-opening .curtain__frame {
  transition: transform 1s var(--ease-expo-inout) .5s;
}

.curtain.is-opening .curtain__corner {
  transition: transform 1s var(--ease-power4-inout) .5s;
}

.curtain.is-opening .curtain__bg {
  transition: opacity .8s var(--ease-linear) 1.5s;
}

.curtain.is-opening .curtain__corner {
  animation: curtain-corner-fade .8s var(--ease-linear) 1.5s both;
}

@keyframes curtain-corner-fade {
  to {
    opacity: 0;
  }
}

/* ローディングだけにある中身（TOP） */
.curtain__copy {
  position: absolute;
  top: 50%;
  left: 50%;
  display: flex;
  font-family: var(--serif);
  font-size: 30px;
  line-height: 1.6;
  letter-spacing: .2em;
  white-space: nowrap;
  opacity: 0;
  transform: translate(-50%, -50%);
}

.curtain__copy-side {
  display: block;
}

/* 中央の「作品」の幅の半分ずつ寄せておき、左右へ開いて場所を空ける */
.curtain__copy-side--left {
  transform: translate3d(1.2em, 0, 0);
}

.curtain__copy-side--right {
  transform: translate3d(-1.2em, 0, 0);
}

.curtain__copy-mask {
  display: block;
  overflow: hidden;
}

.curtain__copy-middle {
  display: block;
  transform: translate3d(0, 110%, 0);
}

.curtain.is-line .curtain__copy {
  opacity: 1;
  transition: opacity .6s var(--ease-linear);
}

.curtain.is-text .curtain__copy-side {
  transform: translate3d(0, 0, 0);
  transition: transform 1s var(--ease-power3-inout) .5s;
}

.curtain.is-text .curtain__copy-middle {
  transform: translate3d(0, 0, 0);
  transition: transform 1s var(--ease-expo-out) 1.4s;
}

.curtain__logo {
  position: absolute;
  bottom: 40px;
  left: 50%;
  font-size: 18px;
  text-align: center;
  opacity: 0;
  transform: translateX(-50%);
}

.curtain__logo .logo__sub {
  margin-top: 6px;
  font-size: 5px;
}

.curtain.is-line .curtain__logo {
  opacity: 1;
  transition: opacity .6s var(--ease-linear);
}

.curtain.is-end .curtain__copy,
.curtain.is-end .curtain__logo {
  opacity: 0;
  transition: opacity .4s var(--ease-linear);
}

@media (max-width: 760px) {
  .curtain {
    --curtain-a: 157px;
    --curtain-b: 48px;
    --curtain-scale: .83;
  }

  .is-arriving .curtain,
  .curtain--transition {
    --curtain-scale: .6;
  }

  .curtain__copy {
    font-size: 22px;
  }
}

/* ===== ヘッダー（I） ===== */

/* data-tone="light" ＝ 生成りの文字（深緑・写真の上）／"dark" ＝ 墨の文字（生成りの上） */
.header {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  z-index: 30;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
  padding: 0 calc(var(--corner-gap) + var(--corner-arm));
  color: var(--paper);
  transition:
    color .4s,
    opacity .5s ease-in-out;
}

.header[data-tone="dark"] {
  color: var(--ink);
}

.header.is-fixed {
  position: fixed;
  transform: translateY(-100%);
}

.header.is-fixed.is-shown {
  transform: translateY(0);
  transition:
    transform .4s var(--ease-power2-out),
    color .4s;
}

.is-loading .header,
.is-fv-pending .header {
  opacity: 0;
}

.nav {
  display: flex;
  align-items: center;
  gap: 36px;
  font-size: 12px;
  letter-spacing: .035em;
}

.nav__link {
  position: relative;
  padding: 10px 0;
}

.nav__link::after {
  content: "";
  position: absolute;
  bottom: 2px;
  left: 0;
  width: 0;
  height: 1px;
  background: currentColor;
  transition: width .25s;
}

.nav__link:hover::after,
.nav__link[aria-current="page"]::after {
  width: 100%;
}

.nav__contact {
  display: flex;
  align-items: center;
  gap: 27px;
  margin-left: 12px;
  padding: 12px 0;
  border-bottom: 1px solid currentColor;
  font-size: 11px;
  letter-spacing: .025em;
}

.menu-toggle {
  display: none;
  width: 42px;
  padding: 12px 0 12px 12px;
}

.menu-toggle > span {
  display: block;
  height: 1px;
  margin: 7px 0;
  background: currentColor;
}

@media (max-width: 1000px) {
  .nav {
    display: none;
  }

  .menu-toggle {
    display: block;
  }
}

/* ===== ダイアログ（WF） ===== */

dialog {
  max-width: calc(100% - 32px);
  padding: 0;
  border: 0;
  background: var(--paper);
  color: var(--ink);
  overscroll-behavior: contain;
}

dialog::backdrop {
  background: rgba(13, 22, 14, .85);
  backdrop-filter: blur(7px);
}

.dialog-close {
  position: absolute;
  top: 14px;
  right: 18px;
  z-index: 2;
  min-width: 44px;
  min-height: 44px;
  padding: 8px;
  font-size: 30px;
  font-weight: 300;
  line-height: 1;
}

/* メニュー（WF .menu-dialog） */
.menu-dialog {
  width: 100%;
  max-width: none;
  height: calc(var(--svh, 1svh) * 100);
  max-height: none;
  margin: 0;
  padding: 80px 8vw;
  background: var(--dark);
  color: var(--paper);
}

.menu-dialog__nav {
  display: flex;
  flex-direction: column;
  margin-top: 45px;
}

.menu-dialog__nav a {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 20px 0;
  border-bottom: 1px solid rgba(255, 255, 255, .12);
  font-family: var(--serif);
  font-size: 34px;
}

.menu-dialog__nav a > span {
  font-family: var(--sans);
  font-size: 9px;
  color: #bac3b1;
}

.menu-dialog__nav a > small {
  margin-left: auto;
  font-family: var(--sans);
  font-size: 10px;
}

.menu-dialog__sub {
  margin-top: 30px;
  font-size: 10px;
  letter-spacing: .1em;
  color: var(--muted-on-dark);
}

@media (max-width: 760px) {
  .menu-dialog__nav {
    margin-top: 30px;
  }

  .menu-dialog__nav a {
    padding: 16px 0;
    font-size: 27px;
  }
}

/* 画像の拡大表示（WF .gallery-dialog） */
.gallery-dialog {
  width: 1200px;
  max-height: calc(var(--svh, 1svh) * 94);
  overflow: auto;
  background: var(--dark);
  color: var(--paper);
}

.gallery-dialog__image {
  max-height: calc(var(--svh, 1svh) * 72);
  object-fit: contain;
  background: #111910;
}

.gallery-dialog .dialog-close {
  background: rgba(24, 32, 25, .73);
  color: #fff;
}

.gallery-dialog__caption {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 20px;
  padding: 23px 30px 30px;
}

.gallery-dialog__caption h2 {
  margin-top: 6px;
  font-size: 24px;
  line-height: 1.5;
}

.gallery-dialog__caption > p {
  font-size: 10px;
  color: #c0c8b8;
}

@media (max-width: 760px) {
  .gallery-dialog__image {
    max-height: calc(var(--svh, 1svh) * 68);
  }

  .gallery-dialog__caption {
    display: block;
    padding: 22px;
  }

  .gallery-dialog__caption > p {
    margin-top: 18px;
    font-size: 9px;
  }
}

/* ===== スクロール表示（F） ===== */

.split-line {
  display: block;
  overflow: hidden;
}

.split-line__inner {
  display: block;
}

.split-char {
  display: inline-block;
}

/* 行を測る間だけ inline に戻し、文節の改行（keep-all）を本番と同じにする */
.is-measuring .split-char {
  display: inline;
}

.motion [data-reveal="chars"]:not(.is-split):not(.is-revealed),
.motion [data-reveal="lines"]:not(.is-split):not(.is-revealed) {
  opacity: 0;
}

.motion [data-reveal="chars"] .split-char {
  opacity: 0;
  transform: translateY(110%);
  transition:
    transform 1.2s var(--ease-power2-out),
    opacity 1.2s var(--ease-power2-out);
}

.motion [data-reveal="chars"].is-revealed .split-char {
  opacity: 1;
  transform: translateY(0);
}

.motion [data-reveal="lines"] .split-line__inner {
  transform: translateY(110%);
  transition: transform .7s var(--ease-expo-out);
}

.motion [data-reveal="lines"].is-revealed .split-line__inner {
  transform: translateY(0);
}

.motion [data-reveal="clip"] {
  clip-path: inset(100% 0 0 0);
  transform: translateY(24px);
  transition:
    clip-path .7s var(--ease-expo-out),
    transform .7s var(--ease-expo-out);
  transition-delay: var(--reveal-delay, 0s);
}

.motion [data-reveal="clip"].is-revealed {
  clip-path: inset(0 0 0 0);
  transform: translateY(0);
}

/* ===== 左右2段（WF .philosophy-grid） ===== */

.split-grid {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 12%;
  max-width: 1150px;
  margin: 0 auto;
}

@media (max-width: 1000px) {
  .split-grid {
    gap: 7%;
  }
}

@media (max-width: 760px) {
  .split-grid {
    grid-template-columns: 1fr;
    gap: 38px;
  }

  .split-grid h2 {
    font-size: 31px;
  }

  .split-grid .body-copy {
    margin-left: 12%;
  }
}

/* ===== 年間10邸（WF .commitment） ===== */

.commitment {
  position: relative;
  overflow: hidden;
  padding-top: 65px;
}

.commitment__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10%;
  align-items: center;
  max-width: 1050px;
  margin: 0 auto;
}

.ten {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 38px 0 30px;
}

.ten__lines {
  position: absolute;
  inset: 0;
  display: flex;
  justify-content: space-between;
  gap: 12px;
  pointer-events: none;
}

.ten__lines > i {
  width: 1px;
  background: rgba(210, 221, 191, .26);
  transform: scaleY(clamp(.12, calc(var(--ten-draw, 1) * 1.5 - var(--line-index) * .055), 1));
  transform-origin: bottom;
}

.ten__over,
.ten__number,
.ten__under {
  position: relative;
}

.ten__over {
  font-size: 10px;
  letter-spacing: .28em;
}

.ten__number {
  margin-left: -20px;
  font-family: var(--serif);
  font-size: clamp(210px, 21vw, 315px);
  line-height: 1.15;
  letter-spacing: -.09em;
  transform: translateY(var(--ten-y, 0px));
}

.ten__number > span {
  display: inline-block;
  margin-left: 25px;
  font-size: 20px;
  letter-spacing: .1em;
}

.ten__under {
  font-size: 9px;
  letter-spacing: .2em;
}

.commitment__copy h2 {
  margin-bottom: 27px;
  font-size: clamp(26px, 2.6vw, 40px);
}

.commitment__copy p {
  font-size: 12px;
  letter-spacing: .04em;
  color: #d7dcd1;
}

.commitment__copy p + p {
  margin-top: 19px;
}

.commitment__copy .note {
  font-size: 12px;
  color: var(--muted-on-dark);
}

@media (max-width: 1000px) {
  .ten__number {
    font-size: 200px;
  }
}

@media (max-width: 760px) {
  .commitment__grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .ten {
    width: 85%;
    margin: auto;
  }

  .ten__lines {
    gap: 8px;
  }

  .ten__number {
    font-size: 190px;
  }

  .ten__over,
  .ten__under {
    font-size: 8px;
  }

  .commitment__copy {
    margin-left: 8%;
  }

  .commitment__copy h2 {
    font-size: 29px;
  }

  .commitment__copy p {
    font-size: 11px;
    letter-spacing: 0;
  }
}

/* ===== 横罫の行（WF .process-list） ===== */

.process-list {
  max-width: 1100px;
  margin: auto;
}

.process-list__item {
  position: relative;
  border-top: 1px solid rgba(255, 255, 255, .19);
}

.process-list__item:last-child {
  border-bottom: 1px solid rgba(255, 255, 255, .19);
}

.process-list__item::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  right: 0;
  height: 1px;
  background: #e1e8d4;
  transform: scaleX(var(--process-line, 1));
  transform-origin: left;
  pointer-events: none;
}

.process-list__head {
  display: grid;
  grid-template-columns: 50px 1fr 1fr 20px;
  align-items: center;
  gap: 20px;
  padding: 26px 0;
  list-style: none;
}

summary.process-list__head {
  cursor: pointer;
}

summary.process-list__head::-webkit-details-marker {
  display: none;
}

.process-list__no {
  font-size: 9px;
  color: var(--muted-on-dark);
}

.process-list__en {
  font-family: var(--serif);
  font-size: 26px;
  transition: transform .5s ease;
}

summary.process-list__head:hover .process-list__en {
  transform: translateX(12px);
}

.process-list__ja {
  font-size: 12px;
  letter-spacing: .06em;
  color: #d9dfd4;
}

.process-list__body {
  max-width: 610px;
  margin: 0 40px 28px max(70px, calc(50% + 10px));
  font-size: 12px;
  letter-spacing: .04em;
  color: #c7cfc0;
}

.plus {
  position: relative;
  width: 13px;
  height: 13px;
}

.plus::before,
.plus::after {
  content: "";
  position: absolute;
  top: 6px;
  left: 0;
  width: 13px;
  height: 1px;
  background: currentColor;
  transition: transform .2s;
}

.plus::after {
  transform: rotate(90deg);
}

details[open] .plus::after {
  transform: rotate(0);
}

@media (max-width: 1000px) {
  .process-list__body {
    margin-left: 70px;
  }
}

@media (max-width: 760px) {
  .process-list__head {
    grid-template-columns: 22px 1fr 13px;
    column-gap: 12px;
    row-gap: 10px;
    padding: 23px 0;
  }

  .process-list__en {
    font-size: 25px;
  }

  .process-list__ja {
    grid-column: 2;
    grid-row: 2;
    font-size: 10px;
  }

  .plus {
    grid-column: 3;
    grid-row: 1 / 3;
  }

  .process-list__body {
    margin: 0 0 22px 34px;
    font-size: 11px;
  }

  summary.process-list__head:hover .process-list__en {
    transform: none;
  }
}

/* ===== 写真＋暗い膜の面（WF .contact-section） ===== */

.photo-band {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: calc(var(--svh, 1svh) * 82);
  padding-top: 100px;
  padding-bottom: 110px;
  background: #182219;
  color: #f5f4ec;
  text-align: center;
}

.photo-band__bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  overflow: hidden;
}

.photo-band__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(7, 19, 11, .82);
}

.photo-band__bg picture,
.photo-band__bg img {
  height: 100%;
}

.photo-band__bg img {
  object-fit: cover;
  object-position: 55% 50%;
  transform: translateY(var(--band-y, 0px)) scale(1.13);
}

.photo-band .eyebrow {
  font-size: 9px;
}

.photo-band h2 {
  margin: 32px 0 20px;
  font-size: clamp(40px, 5.1vw, 78px);
  line-height: 1.7;
  letter-spacing: .18em;
}

/* 中央寄せの flex の中で幅が文字ぴったりに縮むと、行分けの演出で1文字はみ出して折れる。横幅いっぱいにしておく */
.photo-band__text {
  align-self: stretch;
  font-size: 12px;
  letter-spacing: .09em;
}

.photo-band .button--frame {
  margin-top: 36px;
}

.photo-band__caption {
  margin-top: 22px;
  font-size: 10px;
  letter-spacing: .05em;
  color: #c0ccb3;
}

@media (max-width: 760px) {
  .photo-band {
    min-height: calc(var(--svh, 1svh) * 85);
    padding-top: 75px;
    padding-bottom: 75px;
  }

  .photo-band__bg img {
    object-position: 35% 50%;
  }

  .photo-band h2 {
    font-size: clamp(31px, 9vw, 43px);
    letter-spacing: .12em;
  }

  .photo-band__text {
    font-size: 11px;
  }

  .photo-band__caption {
    font-size: 9px;
  }
}

/* ===== フッター ===== */

.footer {
  position: relative;
  padding: 52px var(--gutter) 25px;
  background: var(--dark);
  color: var(--paper);
}

.footer__main {
  display: flex;
  align-items: flex-start;
  gap: 8%;
  padding-bottom: 52px;
}

.footer__company {
  font-size: 10px;
  line-height: 2.3;
  letter-spacing: .1em;
  color: #bdc5b5;
}

.footer__nav {
  display: grid;
  grid-template-columns: repeat(2, auto);
  gap: 6px 48px;
  font-size: 11px;
  letter-spacing: .08em;
}

.footer__nav a {
  padding: 4px 0;
}

.footer__nav a:hover {
  text-decoration: underline;
  text-underline-offset: 5px;
}

.footer__backtop {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-left: auto;
  font-size: 8px;
  letter-spacing: .13em;
}

.footer__backtop > span {
  font-size: 22px;
}

.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 22px;
  border-top: 1px solid rgba(255, 255, 255, .15);
  font-size: 8px;
  letter-spacing: .07em;
  color: #bdc5b5;
}

.footer__bottom a {
  font-size: 9px;
  padding: 5px 0;
}

@media (max-width: 760px) {
  .footer {
    padding: 40px var(--gutter) 22px;
  }

  .footer__main {
    flex-wrap: wrap;
    gap: 27px;
    padding-bottom: 35px;
  }

  .footer__main .logo {
    font-size: 29px;
  }

  /* 行の途中では折らない（字間の端数で1文字落ちるため）。ロゴの横に入らない幅なら、ロゴの下へ回る */
  .footer__company {
    flex-shrink: 0;
    white-space: nowrap;
    font-size: 9px;
  }

  .footer__nav {
    width: 100%;
    gap: 4px 28px;
    font-size: 10px;
  }

  .footer__backtop {
    width: 100%;
    margin-top: 5px;
    justify-content: flex-end;
    font-size: 7px;
  }

  .footer__bottom {
    font-size: 7px;
  }

  .footer__bottom a {
    font-size: 8px;
  }
}

/* ===== 動きを減らす設定 ===== */

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }

  .ten__lines > i,
  .ten__number,
  .photo-band__bg img {
    transform: none !important;
  }

  .process-list__item::before {
    transform: scaleX(1);
  }
}