@charset "utf-8";
/* =========================================================
   ReNEW — sheet.css
   図面（施工図）の作法を下敷きにしたレイアウト。
   紙色・墨色・朱の三色が基本で、写真以外に色は使わない。
   土台はデザインサンプル（汐見組）から移植し、
   ReNEW の構成（9ページ）に合わせて増減している。
   ========================================================= */

:root {
  --paper: #ECEAE4;
  --paper-2: #E4E1D9;
  --paper-3: #D8D4CA;
  --ink: #161719;
  --ink-2: #3C3D41;
  --ink-3: #65666A;   /* 紙色に対して 4.8:1。11〜12px の注記でも読めるようにしている */
  --rule: rgba(22, 23, 25, .13);
  --rule-2: rgba(22, 23, 25, .26);
  --rule-3: rgba(22, 23, 25, .62);
  --shu: #BE321A;     /* 紙色に対して 4.8:1。図番やエラー文にも使うため基準を満たす濃さに */
  --night: #121314;
  --night-2: #1B1C1E;
  --bone: #F1EFE9;
  --bone-2: rgba(241, 239, 233, .62);
  --bone-rule: rgba(241, 239, 233, .14);

  --f-min: "Shippori Mincho B1", "Hiragino Mincho ProN", "Yu Mincho", "YuMincho", serif;
  --f-got: "Zen Kaku Gothic New", "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Yu Gothic", "YuGothic", Meiryo, sans-serif;
  --f-mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;

  --g: clamp(16px, 3.4vw, 48px);
  --hd: 64px;
  --sec: clamp(96px, 11vw, 176px);
  --ease: cubic-bezier(.2, .7, .1, 1);
  --ease-io: cubic-bezier(.75, 0, .2, 1);
}

/* ---------- base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 76px; overflow-x: hidden; }
@supports (overflow: clip) { html { overflow-x: clip; } }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--f-got);
  font-size: 15px;
  line-height: 1.95;
  letter-spacing: .04em;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
/* 目次を開いている間、背面を止める。html にも効かせないとビューポートが動く。 */
html.no-scroll, body.no-scroll { overflow: hidden; }
img, video, svg { display: block; max-width: 100%; }
img { height: auto; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; margin: 0; cursor: pointer; letter-spacing: inherit; text-align: inherit; }
h1, h2, h3, h4, p, ul, ol, dl, dd, figure, blockquote, fieldset, legend { margin: 0; padding: 0; }
fieldset { border: 0; min-width: 0; }
ul, ol { list-style: none; }
table { border-collapse: collapse; }
::selection { background: var(--shu); color: #fff; }
:focus-visible { outline: 2px solid var(--shu); outline-offset: 3px; }
.mono { font-family: var(--f-mono); letter-spacing: .02em; }

/* 日本語の改行位置。
   指定が無いと「製作／金物」「受けら／れる」のように語の途中で折り返してしまう。
   対応ブラウザでは文節で折り返し、句読点が行頭に来ないようにする。 */
h1, h2, h3, h4, h5, p, li, dt, dd, figcaption, blockquote, summary, th, td, label,
.panel__h, .work__nm, .view__nm, .ix-nm, .sheet__ttl, .tb__v, .f-k, .scene__t {
  word-break: auto-phrase;
  line-break: strict;
}
/* auto-phrase に未対応のブラウザでも、見出しの1文字残りだけは避ける */
@supports not (word-break: auto-phrase) {
  h1, h2, h3, .panel__h, .work__nm, .view__nm, .ix-nm { text-wrap: balance; }
  p, li, dd { text-wrap: pretty; }
}
/* 英数字と記号は語の途中で折り返さない */
.mono, .tb__mono, .tb__no, time, .ix-no, .ix-sc, .sheet__no, .sheet__sc { word-break: keep-all; }

.skip { position: fixed; left: 12px; top: -80px; z-index: 300; background: var(--ink); color: var(--paper); padding: 10px 16px; font-size: 13px; }
.skip:focus { top: 12px; }

/* 図面の外枠（左右の目盛り）。ページ全体を一枚の図面として扱う */
main { position: relative; }
@media (min-width: 900px) {
  main::before, main::after {
    content: ""; position: absolute; top: 100svh; bottom: 0; width: 7px; z-index: 40; pointer-events: none;
    background:
      linear-gradient(rgba(128,128,128,.42), rgba(128,128,128,.42)) 0 0 / 1px 100% no-repeat,
      repeating-linear-gradient(to bottom, rgba(128,128,128,.5) 0 1px, transparent 1px 96px) 0 0 / 7px 100%,
      repeating-linear-gradient(to bottom, rgba(128,128,128,.32) 0 1px, transparent 1px 24px) 0 0 / 4px 100%;
  }
  main:not(:has(.hero))::before, main:not(:has(.hero))::after { top: calc(var(--hd) + 8px); }
  main::before { left: calc(var(--g) * .42); }
  main::after { right: calc(var(--g) * .42); transform: scaleX(-1); }
}

/* 判子 */
.hanko {
  display: inline-grid; place-items: center; flex: none;
  width: 30px; height: 30px; border: 1.5px solid var(--shu); border-radius: 50%;
  color: var(--shu); transform: rotate(-7deg); opacity: .92;
}
.hanko > span { writing-mode: vertical-rl; font: 700 10px/1 var(--f-min); letter-spacing: .02em; }
.hanko--b { transform: rotate(4deg); }
.hanko--c { transform: rotate(-2deg); }
.hanko--lg { width: 46px; height: 46px; border-width: 2px; }
.hanko--lg > span { font-size: 11.5px; }

/* ---------- reveal ---------- */
/* タッチ端末では位置を動かさない。スクロール中に中身が動くと画面が揺れて見えるため。 */
.js .rv { opacity: 0; transition: opacity .6s var(--ease); }
.js .rv.is-in { opacity: 1; }
@media (hover: hover) and (pointer: fine) {
  .js .rv { transform: translateY(18px); transition: opacity 1.1s var(--ease), transform 1.1s var(--ease); }
  .js .rv.is-in { transform: none; }
}

/* ---------- header ---------- */
.hd {
  position: fixed; inset: 0 0 auto 0; height: var(--hd); z-index: 70;
  display: flex; align-items: center; gap: 28px; padding: 0 var(--g);
  color: var(--ink);
  transition: transform .5s var(--ease), color .45s, background-color .45s, box-shadow .45s;
}
.hd.on-video { color: #fff; text-shadow: 0 1px 14px rgba(0,0,0,.28); }
.hd.is-solid {
  color: var(--ink); text-shadow: none;
  background: rgba(236, 234, 228, .9);
  -webkit-backdrop-filter: blur(10px) saturate(1.1); backdrop-filter: blur(10px) saturate(1.1);
  box-shadow: 0 1px 0 var(--rule-2);
}
.hd.is-solid.is-hide { transform: translateY(-100%); }
.hd__logo { display: flex; align-items: center; gap: 12px; margin-right: auto; }
.mark {
  width: 22px; height: 31px; flex: none; background: currentColor;
  -webkit-mask: url(../img/logo-mark-512.png) center / contain no-repeat;
  mask: url(../img/logo-mark-512.png) center / contain no-repeat;
}
.hd__name { font: 800 22px/1 var(--f-min); letter-spacing: .14em; }
.hd__sub { font: 500 9px/1.4 var(--f-mono); letter-spacing: .16em; border-left: 1px solid currentColor; padding-left: 12px; opacity: .85; }
.hd__live { display: flex; align-items: center; gap: 10px; font: 400 11px/1 var(--f-mono); letter-spacing: .08em; }
.hd__live span { font-family: var(--f-got); font-size: 11px; letter-spacing: .1em; opacity: .8; }
.hd__sep { width: 18px; height: 1px; background: currentColor; opacity: .5; }
.hd__nav { display: flex; align-items: center; gap: 28px; font-size: 13px; font-weight: 500; }
.hd__nav > a { position: relative; padding: 6px 0; }
.hd__nav > a::after { content: ""; position: absolute; left: 0; right: 0; bottom: 2px; height: 1px; background: currentColor; transform: scaleX(0); transform-origin: right; transition: transform .45s var(--ease); }
.hd__nav > a:hover::after { transform: scaleX(1); transform-origin: left; }
.hd__menu { display: inline-flex; align-items: center; gap: 12px; white-space: nowrap; border: 1px solid currentColor; padding: 9px 14px 9px 16px; font-weight: 700; font-size: 13px; letter-spacing: .2em; line-height: 1; }
.hd__menu-n { font: 400 10px/1 var(--f-mono); letter-spacing: .06em; padding-left: 12px; border-left: 1px solid currentColor; white-space: nowrap; }
@media (max-width: 1180px) { .hd__live { display: none; } }
@media (max-width: 759px) {
  :root { --hd: 56px; }
  .hd { gap: 14px; }
  .hd__sub, .hd__nav > a { display: none; }
  .hd__name { font-size: 20px; }
  /* 指で押す場所なので、縦の当たりを 44px 以上にする */
  .hd__menu { padding: 13px 14px; }
  .hd__logo { padding: 6px 0; }
}

/* ---------- index (menu) ---------- */
.index {
  position: fixed; inset: 0; z-index: 90; background: var(--paper); color: var(--ink);
  overflow-y: auto; overscroll-behavior: contain;
  clip-path: inset(0 0 100% 0); transition: clip-path .7s var(--ease-io);
}
.index.is-open { clip-path: inset(0 0 0 0); }
.index__in { min-height: 100%; display: flex; flex-direction: column; padding: 22px var(--g) 28px; }
.index__top { display: flex; justify-content: space-between; align-items: flex-start; padding-bottom: 22px; border-bottom: 2px solid var(--ink); }
.index__sub { font: 500 11px/1.6 var(--f-mono); letter-spacing: .1em; color: var(--ink-3); }
.index__ttl { font: 700 clamp(30px, 4vw, 48px)/1.2 var(--f-min); letter-spacing: .2em; margin-top: 8px; }
.index__close { flex: none; white-space: nowrap; display: inline-flex; align-items: center; gap: 12px; border: 1px solid var(--ink); padding: 10px 16px; font-size: 13px; font-weight: 700; letter-spacing: .2em; }
.index__close i { position: relative; width: 14px; height: 14px; }
.index__close i::before, .index__close i::after { content: ""; position: absolute; left: -2px; right: -2px; top: 50%; height: 1.5px; background: currentColor; transform: rotate(45deg); }
.index__close i::after { transform: rotate(-45deg); }
.index__list { flex: 1; counter-reset: ix; }
.index__list a {
  display: grid; grid-template-columns: 96px 1fr 88px; align-items: baseline; gap: 16px;
  padding: clamp(10px, 1.4vh, 16px) 0; border-bottom: 1px solid var(--rule-2);
  transition: background-color .3s, color .3s, padding .4s var(--ease);
}
.ix-no { font: 500 13px/1 var(--f-mono); letter-spacing: .06em; color: var(--ink-3); }
.ix-nm { font: 600 clamp(22px, 2.9vw, 40px)/1.3 var(--f-min); letter-spacing: .06em; }
.ix-sc { font: 400 12px/1 var(--f-mono); text-align: right; color: var(--ink-3); }
.index__list a:hover, .index__list a:focus-visible { background: var(--ink); color: var(--paper); padding-left: 16px; padding-right: 16px; }
.index__list a:hover .ix-no, .index__list a:hover .ix-sc { color: var(--bone-2); }
.index__list a.is-current .ix-no { color: var(--shu); }
.index__list a.is-current .ix-nm::after { content: "現在の図面"; font: 700 10px/1 var(--f-got); letter-spacing: .14em; color: var(--shu); border: 1px solid currentColor; padding: 4px 6px; margin-left: 14px; vertical-align: middle; }
.index__foot { display: flex; flex-wrap: wrap; gap: 12px 40px; padding-top: 22px; font-size: 13px; }
.index__foot p { display: flex; align-items: baseline; gap: 12px; }
.index__foot span { font: 500 10px/1 var(--f-mono); color: var(--ink-3); letter-spacing: .1em; }
.index__foot a { font: 600 18px/1 var(--f-min); }
.index__foot small { font-size: 11px; color: var(--ink-3); }
.js .index:not(.is-open) .index__list li { opacity: 0; transform: translateY(10px); }
.index__list li { transition: opacity .6s var(--ease), transform .6s var(--ease); transition-delay: calc(var(--i, 0) * 30ms + .2s); }
@media (max-width: 759px) {
  .index__list a { grid-template-columns: 64px 1fr 52px; gap: 10px; }
  .ix-no, .ix-sc { font-size: 11px; }
  .index__list a.is-current .ix-nm::after { display: none; }
  .index__sub { max-width: 16em; }
}

/* ---------- title block (fixed) ---------- */
.tb {
  position: fixed; right: var(--g); bottom: 18px; z-index: 65;
  width: 360px; display: block; background: var(--paper); color: var(--ink);
  border: 1.5px solid var(--ink); font-size: 11px; line-height: 1.3; text-align: left;
  transition: transform .6s var(--ease), opacity .4s, box-shadow .3s;
}
.tb:hover { box-shadow: 0 10px 30px -18px rgba(0,0,0,.5); }
.tb__fold { display: grid; grid-template-rows: 1fr; transition: grid-template-rows .5s var(--ease); }
.tb__fold-in { min-height: 0; overflow: hidden; }
.tb.is-compact .tb__fold { grid-template-rows: 0fr; }
.tb.is-compact { width: 316px; }
.js .tb.is-ready.is-gone { opacity: 0; transform: translateY(16px); pointer-events: none; }
.tb__r { display: grid; }
.tb__r1 { border-bottom: 1px solid var(--ink); }
.tb__r2 { grid-template-columns: minmax(0, 1fr) 70px 82px; }
/* 改訂欄を外したので、承認・照査・作図の3枠で幅いっぱいに割る */
.tb__r3 { grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--ink); }
.tb__c { display: flex; flex-direction: column; gap: 3px; padding: 6px 9px 7px; border-right: 1px solid var(--ink); min-width: 0; overflow: hidden; }
.tb__c:last-child { border-right: 0; }
.tb__k { font-size: 8.5px; letter-spacing: .14em; color: var(--ink-3); white-space: nowrap; }
.tb__v { display: block; font-weight: 700; font-size: 12px; letter-spacing: .06em; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.tb__mono { font: 500 12px/1.3 var(--f-mono); letter-spacing: .02em; }
.tb__no { font: 500 15px/1.15 var(--f-mono); letter-spacing: .02em; }
.tb__st { align-items: center; }
.tb__st .hanko { width: 26px; height: 26px; }
.tb__st .hanko > span { font-size: 9px; }
.tb__bar { position: absolute; left: -1.5px; right: -1.5px; bottom: -1.5px; height: 2px; background: var(--shu); transform-origin: left; transform: scaleX(var(--p, 0)); }
.js .tb { opacity: 0; transform: translateY(14px); }
.js .tb.is-ready { opacity: 1; transform: none; }
@media (max-width: 759px) {
  .tb, .tb.is-compact { left: 0; right: 0; bottom: 0; width: auto; border-width: 1px 0 0; }
  .tb .tb__fold { display: none; }
  .tb__r2 { grid-template-columns: minmax(0, 1fr) 74px 78px; }
  .tb__c { padding: 5px 12px 6px; }
  .js .tb.is-ready.in-hero { transform: translateY(105%); }
}

/* =========================================================
   A-000 HERO
   ========================================================= */
.hero { position: relative; height: 235svh; background: var(--paper); }
.hero__pin {
  position: sticky; top: 0; height: 100svh; overflow: hidden; contain: paint;
  --t0: max(17%, 128px);
  --r0: var(--g);
  --b0: max(9%, 52px);
  --l0: 40%;
  --hs: clamp(56px, min(10.6vh, 7vw), 152px);
}
.hero__probe { position: absolute; top: var(--t0); right: var(--r0); bottom: var(--b0); left: var(--l0); visibility: hidden; pointer-events: none; }

.hero__frame, .hero__over {
  position: absolute; inset: 0;
  clip-path: inset(var(--ft, var(--t0)) var(--fr, var(--r0)) var(--fb, var(--b0)) var(--fl, var(--l0)));
}
.hero__frame { z-index: 2; background: #0e0f10; }
/* 額縁の中身は写真。表示中の1枚と、その下でフェードアウト中の1枚以外は
   visibility: hidden にして描画対象から外す（スクロール中の負荷を抑えるため）。 */
.hero__slide {
  position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover;
  opacity: 0; visibility: hidden; filter: saturate(.72) contrast(1.06) brightness(.94);
  transition: opacity .9s var(--ease);
}
.hero__slide.is-out { visibility: visible; }
.hero__slide.is-on { opacity: 1; visibility: visible; z-index: 1; }
.hero__shade { position: absolute; inset: 0; background: linear-gradient(to top, rgba(8,8,8,.5), transparent 38%), linear-gradient(to right, rgba(8,8,8,.32), transparent 55%); }
.hero__over { z-index: 3; color: #fff; pointer-events: none; }

.hero__copy {
  position: absolute; z-index: 1; margin: 0;
  writing-mode: vertical-rl; white-space: nowrap;
  font-family: var(--f-min); font-weight: 700; font-size: var(--hs); line-height: 1.2; letter-spacing: .07em;
  top: calc(var(--t0) + 3.6%);
  left: calc(var(--l0) - var(--hs) * 1.8);
}
.hero__copy span { display: block; }
.hero__copy--ink { color: var(--ink); }
.hero__copy--w { color: #fff; text-shadow: 0 0 36px rgba(0,0,0,.16); }
.js .hero__pin:not(.is-ready) .hero__copy span { clip-path: inset(0 0 100% 0); }
.js .hero__pin.is-ready .hero__copy span { animation: write 1.25s var(--ease-io) both; animation-delay: calc(.75s + var(--i) * .28s); }
@keyframes write { from { clip-path: inset(0 0 100% 0); } to { clip-path: inset(0 0 0 0); } }

/* 通り芯 */
.axes { position: absolute; inset: 0; z-index: 0; color: var(--ink); pointer-events: none; opacity: var(--fade, 1); }
.axes--w { color: #fff; }
.ax-v, .ax-h { position: absolute; left: 0; top: 0; opacity: .3; }
.axes--w .ax-v, .axes--w .ax-h { opacity: .38; }
.ax-v { width: 1px; bottom: 0; top: var(--y0, 0); transform: translateX(var(--x)); background: repeating-linear-gradient(to bottom, currentColor 0 18px, transparent 18px 22px, currentColor 22px 24px, transparent 24px 28px); transform-origin: top; }
.ax-h { height: 1px; right: 0; left: var(--x0, 0); transform: translateY(var(--y)); background: repeating-linear-gradient(to right, currentColor 0 18px, transparent 18px 22px, currentColor 22px 24px, transparent 24px 28px); transform-origin: left; }
.ax-b { position: absolute; left: 0; top: 0; width: 26px; height: 26px; margin: -13px 0 0 -13px; border: 1px solid currentColor; border-radius: 50%; display: grid; place-items: center; font: 500 9.5px/1 var(--f-mono); letter-spacing: 0; transform: translate(var(--x), var(--y)); background: var(--paper); }
.axes--w .ax-b { background: transparent; }
.js .hero__pin:not(.is-ready) .ax-v { scale: 1 0; }
.js .hero__pin:not(.is-ready) .ax-h { scale: 0 1; }
.js .hero__pin:not(.is-ready) .ax-b { opacity: 0; }
.ax-v, .ax-h { transition: scale 1.3s var(--ease-io); transition-delay: calc(var(--k, 0) * 90ms); }
.ax-b { transition: opacity .6s; transition-delay: calc(.6s + var(--k, 0) * 70ms); }

/* 寸法線 */
.dims { position: absolute; inset: 0; z-index: 4; pointer-events: none; color: var(--ink); opacity: var(--fade, 1); }
.js .hero__pin:not(.is-ready) .dim { opacity: 0; }
.dim { transition: opacity .8s 1.5s; }
.dim { position: absolute; left: 0; top: 0; height: 1px; width: var(--w); background: currentColor; transform: translate(var(--x), var(--y)); opacity: .8; }
.dim::before, .dim::after { content: ""; position: absolute; top: -5px; width: 1px; height: 11px; background: currentColor; transform: rotate(45deg); }
.dim::before { left: 0; }
.dim::after { right: 0; }
.dim > span { position: absolute; left: 50%; bottom: 5px; transform: translateX(-50%); font: 500 10px/1 var(--f-mono); letter-spacing: .04em; white-space: nowrap; }
.dim--v { width: 1px; height: var(--h); }
.dim--v::before, .dim--v::after { top: auto; left: -5px; width: 11px; height: 1px; }
.dim--v::before { top: 0; }
.dim--v::after { bottom: 0; right: auto; }
.dim--v > span { left: 7px; bottom: auto; top: 50%; transform: translateY(-50%); writing-mode: vertical-rl; }

/* リード */
.hero__lead {
  position: absolute; z-index: 4;
  left: var(--g); bottom: var(--b0);
  width: calc(var(--l0) - var(--hs) * 1.8 - var(--g) - 28px);
  max-width: 400px;
}
.hero__lead > * { opacity: var(--fade, 1); }
.hero__lead p { font-size: 14px; line-height: 2; letter-spacing: .06em; color: var(--ink-2); font-feature-settings: "palt"; }
.hero__facts { display: grid; grid-template-columns: 1fr 1fr; margin-top: 22px; border-top: 1px solid var(--ink); }
.hero__facts > div { padding: 9px 0 10px; border-bottom: 1px solid var(--rule-2); }
.hero__facts > div:nth-child(odd) { padding-right: 12px; border-right: 1px solid var(--rule-2); }
.hero__facts > div:nth-child(even) { padding-left: 12px; }
.hero__facts dt { font-size: 10px; letter-spacing: .14em; color: var(--ink-3); }
.hero__facts dd { font: 600 20px/1.25 var(--f-min); letter-spacing: .04em; }
.hero__facts small { font: 400 10px/1 var(--f-got); margin-left: 4px; color: var(--ink-3); letter-spacing: .08em; }
.js .hero__pin:not(.is-ready) .hero__lead { opacity: 0; transform: translateY(14px); }
.hero__lead { transition: opacity 1s var(--ease) 1.5s, transform 1s var(--ease) 1.5s; }

.hero__next {
  position: absolute; z-index: 4; left: var(--l0); bottom: calc(var(--b0) / 2); transform: translateY(50%);
  display: inline-flex; align-items: center; gap: 12px; font-size: 11px; letter-spacing: .16em; color: var(--ink-2);
  opacity: var(--fade, 1);
}
.hero__next b { font: 500 11px/1 var(--f-mono); letter-spacing: .06em; color: var(--ink); }
.hero__next i { position: relative; width: 64px; height: 1px; background: var(--rule-2); overflow: hidden; }
.hero__next i::after { content: ""; position: absolute; inset: 0; background: var(--ink); animation: run 2.4s var(--ease-io) infinite; }
@keyframes run { 0% { transform: translateX(-100%); } 60%, 100% { transform: translateX(100%); } }

/* シーン表示 */
.scene {
  position: absolute; left: calc(var(--fl, var(--l0)) + 22px); bottom: calc(var(--fb, var(--b0)) + 20px);
  display: flex; align-items: center; gap: 16px; font-size: 11px; letter-spacing: .12em; white-space: nowrap;
}
.scene__n { font: 400 10px/1 var(--f-mono); letter-spacing: .06em; opacity: .8; }
.scene__n b { font-weight: 500; opacity: 1; }
.scene__bars { display: flex; gap: 4px; }
.scene__bars i { position: relative; width: 22px; height: 2px; background: rgba(255,255,255,.28); overflow: hidden; }
.scene__bars i::after { content: ""; position: absolute; inset: 0; background: #fff; transform-origin: left; transform: scaleX(var(--k, 0)); }
.js .hero__pin:not(.is-ready) .scene { opacity: 0; }
.scene { transition: opacity .8s 1.8s; }

/* CADカーソル */
.cross { position: absolute; inset: 0; z-index: 6; pointer-events: none; opacity: 0; transition: opacity .25s; --x: -100px; --y: -100px; }
.cross.is-on { opacity: 1; }
.cross__h, .cross__v { position: absolute; left: 0; top: 0; background: var(--shu); opacity: .55; }
.cross__h { width: 100%; height: 1px; transform: translateY(var(--y)); }
.cross__v { height: 100%; width: 1px; transform: translateX(var(--x)); }
.cross__box { position: absolute; left: 0; top: 0; width: 12px; height: 12px; border: 1px solid var(--shu); transform: translate(calc(var(--x) - 5.5px), calc(var(--y) - 5.5px)); }
.cross__xy { position: absolute; left: 0; top: 0; padding: 4px 6px; font: 500 10px/1 var(--f-mono); letter-spacing: .04em; color: var(--shu); background: rgba(236,234,228,.9); white-space: nowrap; transform: translate(calc(var(--x) + 14px), calc(var(--y) + 14px)); }
.hero__pin.has-cross { cursor: none; }
.hero__pin.has-cross a { cursor: pointer; }

/* 中くらいの横長画面：リードの幅を確保する */
@media (min-width: 760px) and (max-width: 1199px) and (min-aspect-ratio: 9/10) {
  .hero__pin { --l0: 46%; }
  .hero__lead p br { display: none; }
  .hero__facts dd { font-size: 17px; }
  .hero__facts small { display: none; }
}

/* 縦長の画面 */
@media (max-width: 759px), (max-aspect-ratio: 9/10) {
  .hero { height: 200svh; }
  .hero__pin { --t0: 118px; --r0: 16px; --b0: 38%; --l0: 16px; --hs: min(14vw, 7.4svh, 96px); }
  .hero__copy { left: auto; right: 20px; top: calc(62% - var(--hs) * 2.55); }
  .hero__lead { left: 16px; right: 16px; bottom: 16px; width: auto; max-width: none; }
  .hero__lead p { font-size: 13px; line-height: 1.85; }
  .hero__lead p br { display: none; }
  .hero__facts { grid-template-columns: repeat(3, 1fr); margin-top: 12px; }
  .hero__facts > div:nth-child(2) { display: none; }
  .hero__facts > div, .hero__facts > div:nth-child(odd), .hero__facts > div:nth-child(even) { padding: 7px 0 0; border-right: 0; border-bottom: 0; }
  .hero__facts dd { font-size: 16px; }
  .hero__facts dt { font-size: 9px; letter-spacing: .06em; white-space: nowrap; }
  .hero__facts small { display: none; }
  .hero__next { display: none; }
  .scene { left: calc(var(--fl, var(--l0)) + 14px); top: max(calc(var(--ft, var(--t0)) + 14px), calc(var(--hd) + 12px)); bottom: auto; gap: 10px; }
  .scene__bars i { width: 14px; }

/* 1200px 未満では、額縁の左下の SCENE 表示が右下の表題欄と重なるので上に逃がす */
@media (max-width: 1199px) {
  .scene {
    left: calc(var(--fl, var(--l0)) + 14px);
    top: max(calc(var(--ft, var(--t0)) + 14px), calc(var(--hd) + 12px));
    bottom: auto;
  }
}
}
@media (max-width: 759px) and (max-height: 720px), (max-aspect-ratio: 9/10) and (max-height: 720px) {
  .hero__pin { --hs: min(12vw, 6.4svh); }
  .hero__facts { display: none; }
}
@media (max-aspect-ratio: 9/10) and (min-width: 760px) {
  .hero__lead p br { display: inline; }
  .hero__lead p { font-size: 15px; }
}

/* =========================================================
   共通：シート
   ========================================================= */
.sheet { position: relative; padding: var(--sec) var(--g); }
.sheet__head {
  position: relative; display: grid; grid-template-columns: auto minmax(0, 1fr) auto; align-items: center; gap: 24px;
  padding: 12px 0 11px; margin-bottom: clamp(48px, 6.5vw, 104px);
  border-bottom: 1px solid var(--rule-2); font-size: 12px; letter-spacing: .14em;
}
.sheet__head::before { content: ""; position: absolute; left: 0; right: 0; top: 0; height: 2px; background: currentColor; transform-origin: left; transition: transform 1.4s var(--ease-io); }
.js .sheet__head.rv { opacity: 1; transform: none; }
.js .sheet__head.rv:not(.is-in)::before { transform: scaleX(0); }
.js .sheet__head.rv > * { transition: opacity .8s .4s; }
.js .sheet__head.rv:not(.is-in) > * { opacity: 0; }
.sheet__no { font: 500 12px/1 var(--f-mono); letter-spacing: .06em; color: var(--shu); }
.sheet__ttl { font-weight: 700; }
.sheet__sc { font: 400 11px/1 var(--f-mono); letter-spacing: .06em; color: var(--ink-3); }
.is-dark .sheet__sc, .sheet__head--w .sheet__sc { color: var(--bone-2); }
.is-dark .sheet__head, .sheet__head--w { border-bottom-color: var(--bone-rule); }

.ph { position: relative; overflow: hidden; background: var(--paper-3); }
.ph img { width: 100%; height: 100%; object-fit: cover; }
figcaption { display: flex; gap: 14px; margin-top: 12px; font-size: 12px; line-height: 1.7; color: var(--ink-3); letter-spacing: .06em; }
figcaption > span { font: 500 10px/1.7 var(--f-mono); color: var(--ink); letter-spacing: .04em; flex: none; }

/* 見出しの共通 */
.about__h, .biz__h, .works__h, .qty__h, .people__h, .recruit__h, .info__h, .contact__h, .svc__h, .cta__h, .ptitle__h {
  font-family: var(--f-min); font-weight: 600; letter-spacing: .04em; font-feature-settings: "palt"; word-break: auto-phrase;
}

/* =========================================================
   A-001 ABOUT
   ========================================================= */
.about__grid { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: clamp(40px, 7vw, 140px); align-items: start; }
.about__h { font-size: clamp(32px, 4.5vw, 72px); line-height: 1.45; }
.about__body { margin-top: clamp(36px, 4vw, 64px); max-width: 33em; display: grid; gap: 1.4em; font-size: 15.5px; line-height: 2.1; color: var(--ink-2); text-align: justify; }
/* 右の列の先頭に置くので上の余白は不要。比率は元写真（4:3）に合わせる */
.about__photo { margin-top: 0; width: 100%; }
.about__photo .ph { aspect-ratio: 4 / 3; }
.about__sign { margin-top: 56px; display: flex; align-items: center; gap: 18px; font-size: 12px; letter-spacing: .12em; color: var(--ink-3); }
.about__sign b { font: 600 22px/1 var(--f-min); letter-spacing: .2em; color: var(--ink); }
.about__fig { position: sticky; top: calc(var(--hd) + 28px); }/* 3列の grid だと幅が足りないときに右端の注記（通りとレベル）が1文字だけ折り返す。
   flex + wrap にして、入らないときは行ごと下へ落とす。 */
/* 3つの要素を均等に散らす。「目地」が左に寄って右側だけ空くのを防ぐ。
   （15mm を外したぶん、中央の空きが目立っていた） */
.readout { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; column-gap: 14px; row-gap: 6px; margin-top: 18px; padding: 12px 16px; border: 1px solid var(--ink); background: var(--paper); }
.readout__k { font-size: 11px; letter-spacing: .14em; color: var(--ink-3); }
/* 数字を外したので、等幅ではなく見出しと同じ明朝で組む */
.readout__v { font: 600 22px/1.3 var(--f-min); letter-spacing: .1em; }
.readout__s { white-space: nowrap; font-size: 12px; font-weight: 700; letter-spacing: .08em; color: var(--ink-3); }
/* 320px 級の画面では1行に収まらず折り返す。均等配置のままだと
   「目地」だけが右端へ飛んで離れて見えるので、左から詰める。 */
@media (max-width: 360px) {
  .readout { justify-content: flex-start; }
}

@media (max-width: 899px) {
  .about__grid { grid-template-columns: 1fr; }
  .about__fig { position: relative; top: 0; order: 2; max-width: 520px; }
  .about__text { display: contents; }
  .about__h { order: 0; }
  .about__body { order: 1; }
  .about__fig { order: 2; }
  .about__photo { order: 3; margin-top: 24px; }
  .about__sign { order: 4; margin-top: 8px; }}

/* =========================================================
   A-101 BUSINESS
   ========================================================= */
.biz__intro { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: clamp(32px, 6vw, 120px); align-items: end; margin-bottom: clamp(56px, 6vw, 96px); }
.biz__h { font-size: clamp(34px, 4.8vw, 76px); line-height: 1.38; }
.biz__p { max-width: 32em; font-size: 15px; line-height: 2.05; color: var(--ink-2); }

.biz__panels { --tab: clamp(76px, 7vw, 108px); display: flex; height: clamp(540px, 76svh, 820px); border-top: 2px solid var(--ink); border-bottom: 1px solid var(--ink); }
.panel { position: relative; display: flex; flex: 0 0 auto; min-width: 0; border-left: 1px solid var(--rule-2); transition: flex-grow 1s var(--ease-io); }
.panel:first-child { border-left: 0; }
.panel.is-open { flex-grow: 1; }
.panel__tab {
  position: relative; flex: 0 0 var(--tab); display: flex; flex-direction: column; align-items: center; justify-content: space-between;
  padding: 22px 0 20px; transition: background-color .5s, color .5s;
}
.panel__tab:hover { background: var(--paper-2); }
.panel.is-open .panel__tab { background: var(--ink); color: var(--paper); }
.panel__n { font: 500 11px/1 var(--f-mono); letter-spacing: .06em; }
.panel__v { writing-mode: vertical-rl; font: 700 clamp(26px, 2.6vw, 38px)/1 var(--f-min); letter-spacing: .24em; margin: 18px 0 auto; }
.panel__en { writing-mode: vertical-rl; font: 400 9.5px/1 var(--f-mono); letter-spacing: .3em; opacity: .55; margin-bottom: 18px; }
.panel__body { position: relative; flex: 1 1 0; min-width: 0; overflow: hidden; }
.panel__in { position: absolute; inset: 0 auto 0 0; width: calc(100vw - var(--g) * 2 - var(--tab) * 4); display: grid; grid-template-columns: minmax(330px, 38%) 1fr; }
.panel__txt { display: flex; flex-direction: column; padding: clamp(26px, 3vw, 44px) clamp(24px, 3vw, 48px); }
.panel__h { font: 700 clamp(24px, 2.2vw, 34px)/1.35 var(--f-min); letter-spacing: .06em; }
.panel__h small { display: block; margin-top: 12px; font: 500 12px/1.6 var(--f-got); letter-spacing: .12em; color: var(--ink-3); }
.panel__txt p { margin-top: 26px; font-size: 14px; line-height: 2.05; color: var(--ink-2); }
.panel__dl { margin-top: auto; padding-top: 24px; }
.panel__dl > div { display: flex; justify-content: space-between; align-items: baseline; gap: 16px; padding: 10px 0; border-top: 1px solid var(--rule-2); }
.panel__dl dt { font-size: 11.5px; letter-spacing: .08em; color: var(--ink-2); }
/* 元は数値を入れる欄。長い語でも右にはみ出さないよう、折り返しを許して画面幅に追従させる */
.panel__dl dd { font: 600 clamp(17px, 4.6vw, 24px)/1.35 var(--f-min); text-align: right; min-width: 0; }
.panel__dl small { font: 400 11px/1 var(--f-got); margin-left: 3px; color: var(--ink-3); }
.panel__img { position: relative; overflow: hidden; background: var(--paper-3); }
.panel__img img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transform: scale(1.06); transition: transform 1.8s var(--ease); }
.panel.is-open .panel__img img { transform: scale(1); }
.panel__txt > * { transition: opacity .6s, transform .8s var(--ease); }
.panel:not(.is-open) .panel__txt > * { opacity: 0; transform: translateX(-12px); }
.panel.is-open .panel__txt > * { transition-delay: .35s; }

@media (max-width: 899px) {
  .biz__intro { grid-template-columns: 1fr; gap: 20px; }
  .biz__panels { display: block; height: auto; border-bottom: 0; }
  .panel { display: block; border-left: 0; border-bottom: 1px solid var(--ink); }
  .panel__tab { width: 100%; flex-direction: row; justify-content: flex-start; align-items: baseline; gap: 14px; padding: 18px 0 14px; pointer-events: none; }
  .panel.is-open .panel__tab, .panel .panel__tab { background: none; color: var(--ink); }
  /* 「製作金物取付工事」が2行に折れないよう、画面幅に合わせて少し小さくする */
  .panel__v { writing-mode: horizontal-tb; margin: 0; font-size: clamp(20px, 5.4vw, 26px); letter-spacing: .08em; }
  .panel__en { writing-mode: horizontal-tb; margin: 0; }
  .panel__body { overflow: visible; }
  .panel__in { position: static; width: auto; grid-template-columns: 1fr; }
  .panel__img { order: -1; aspect-ratio: 16 / 10; }
  .panel__img img { transform: none; }
  .panel__txt { padding: 20px 0 28px; }
  .panel__h { display: none; }
  .panel__txt p { margin-top: 0; }
  .panel:not(.is-open) .panel__txt > * { opacity: 1; transform: none; }
}

/* 幅の狭い端末では英語の併記を省いて、工種名の場所を確保する */
@media (max-width: 420px) {
  .panel__en { display: none; }
}

/* =========================================================
   A-201 WORKS
   ========================================================= */
.works__top { display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: end; gap: 28px; margin-bottom: clamp(36px, 4vw, 56px); }
.works__h { font-size: clamp(36px, 5vw, 80px); line-height: 1.2; }
.works__p { margin-top: 14px; font-size: 13.5px; color: var(--ink-3); }
.filter { display: flex; flex-wrap: wrap; gap: 6px; }
.filter button { display: inline-flex; align-items: baseline; gap: 6px; border: 1px solid var(--rule-2); padding: 9px 14px; font-size: 13px; font-weight: 500; line-height: 1; transition: background-color .3s, color .3s, border-color .3s; }
.filter button:hover { border-color: var(--ink); }
.filter button[aria-pressed="true"] { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.filter sup { font: 400 9.5px/1 var(--f-mono); vertical-align: 0; opacity: .7; }

.works__grid { display: block; }
/* 施工事例を開いたときの仕様表 */
.spec { margin-top: 12px; border-top: 1px solid var(--ink); }
.spec > div { display: grid; grid-template-columns: 6.2em minmax(0, 1fr); gap: 12px; padding: 8px 0; border-bottom: 1px solid var(--rule); font-size: 12.5px; line-height: 1.75; }
.spec dt { color: var(--ink-3); letter-spacing: .1em; }
.spec dd { color: var(--ink); }

.works__list { border-top: 2px solid var(--ink); }
.work { border-bottom: 1px solid var(--rule-2); }
.work.is-out { display: none; }
.work__row { position: relative; display: grid; grid-template-columns: 46px minmax(0, 1fr) 7.5em 6.5em; align-items: baseline; gap: 20px; width: 100%; padding: 20px 28px 19px 0; transition: padding .4s var(--ease), background-color .3s; }
.work__row::before { content: ""; position: absolute; left: 0; top: -1px; bottom: -1px; width: 3px; background: var(--shu); transform: scaleY(0); transform-origin: top; transition: transform .5s var(--ease); }
.work.is-active .work__row { padding-left: 18px; }
.work.is-active .work__row::before { transform: scaleY(1); }
.work__no { font: 500 11px/1 var(--f-mono); color: var(--ink-3); letter-spacing: .02em; }
.work.is-active .work__no { color: var(--shu); }
.work__nm { font: 600 clamp(15.5px, 1.35vw, 19px)/1.55 var(--f-min); letter-spacing: .04em; }
.work__use { font-size: 12.5px; letter-spacing: .08em; color: var(--ink-3); }
.work__nm small { display: block; margin-top: 3px; font: 400 12px/1.6 var(--f-got); letter-spacing: .08em; color: var(--ink-3); }
/* 枠は付けない。工種は文字だけで示す */
.work__cat { font-size: 11.5px; font-weight: 500; letter-spacing: .1em; white-space: nowrap; color: var(--ink-2); text-align: right; }
/* 行を押すと下に写真と仕様が開く（画面幅を問わず同じ動き） */
.work__detail { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .55s var(--ease); }
/* 開いた中身は「写真＋仕様」の2列。閉じたときに余白が残らないよう、
   間隔は padding ではなく子要素の margin で取る。 */
/* 中身は写真だけ。閉じたときに隙間が残らないよう、余白は padding ではなく
   子（img）の margin で取る（padding は grid-template-rows: 0fr でも残るため）。 */
.work__detail-in { min-height: 0; overflow: hidden; }
.work.is-open .work__detail { grid-template-rows: 1fr; }
.work__detail img { display: block; width: min(100%, 620px); aspect-ratio: 4 / 3; object-fit: cover; background: var(--paper-3); margin: 0 0 32px; }
.work__row::after { content: ""; position: absolute; right: 2px; top: 50%; width: 9px; height: 9px; margin-top: -7px; border-right: 1px solid var(--ink-3); border-bottom: 1px solid var(--ink-3); transform: rotate(45deg); transition: transform .4s var(--ease); }
.work.is-open .work__row::after { transform: rotate(-135deg) translate(-3px, -3px); }

@media (max-width: 899px) {
  .works__top { grid-template-columns: 1fr; }
  .work__row { grid-template-columns: 32px auto minmax(0, 1fr); gap: 3px 10px; padding: 16px 24px 15px 0; }
  .work__no { grid-column: 1; grid-row: 1 / span 2; }
  .work__nm { grid-column: 2 / -1; grid-row: 1; }
  .work__use { grid-column: 2; grid-row: 2; }
  .work__use::after { content: "　／"; color: var(--rule-3); }
  .work__cat { grid-column: 3; grid-row: 2; justify-self: start; text-align: left; }
  .work.is-active .work__row { padding-left: 0; }
  .work__row::before { display: none; }
    .work__detail img { width: 100%; margin-bottom: 24px; }
  }

/* =========================================================
   区切りの一文（帯写真のかわり）
   ========================================================= */
.say { padding: clamp(72px, 10vw, 148px) var(--g); border-top: 1px solid var(--rule-2); border-bottom: 1px solid var(--rule-2); text-align: center; }
.say__t { font: 600 clamp(24px, 3.6vw, 54px)/1.65 var(--f-min); letter-spacing: .07em; font-feature-settings: "palt"; }
.say__s { margin-top: clamp(20px, 2.4vw, 32px); font-size: 13.5px; line-height: 2.1; color: var(--ink-3); }

/* =========================================================
   A-401 NUMBERS (dark)
   ========================================================= */
/* 濃い背景の上では朱（#BE321A）が 3.2:1 までしか出ず、
   11〜12px の図番・連番が WCAG AA（4.5:1）に届かない。
   変数ごと差し替えて、この中だけ明るい朱にする（#121314 に対して 4.9:1）。 */
.is-dark, .sheet__head--w { --shu: #E35F3F; }
.is-dark { background: var(--night); color: var(--bone); }
.qty__grid { display: grid; grid-template-columns: minmax(0, 8fr) minmax(0, 4fr); gap: clamp(36px, 6vw, 112px); align-items: start; }
@media (max-width: 1279px) {
  .qty__grid { grid-template-columns: 1fr; }
}
.qty__h { font-size: clamp(32px, 4.2vw, 64px); line-height: 1.42; margin-bottom: clamp(40px, 5vw, 72px); }
.qty__t { width: 100%; }
.qty__t thead th { padding: 0 12px 12px 0; border-bottom: 1px solid var(--bone); font: 500 10px/1 var(--f-got); letter-spacing: .2em; color: var(--bone-2); text-align: left; }
.qty__t thead th.r { text-align: right; }
.qty__t tbody th, .qty__t td { padding: 22px 12px 20px 0; border-bottom: 1px solid var(--bone-rule); vertical-align: baseline; text-align: left; }
.qty__t tbody th { font-size: 14px; font-weight: 500; letter-spacing: .06em; width: 30%; }
.qty__num { font: 500 clamp(32px, 4.2vw, 68px)/1 var(--f-min); letter-spacing: .01em; text-align: right !important; font-variant-numeric: tabular-nums; white-space: nowrap; }
.qty__u { font: 400 12px/1 var(--f-mono); width: 4.5em; padding-left: 6px !important; color: var(--bone-2); }
.qty__note { font-size: 12px; line-height: 1.7; color: var(--bone-2); }
.qty__t tbody tr { transition: background-color .3s; }
.qty__t tbody tr:hover { background: rgba(241,239,233,.03); }
 .board__bolt:nth-of-type(2) { right: 14px; top: 14px; } .board__bolt:nth-of-type(4) { right: 14px; bottom: 14px; }

@media (max-width: 899px) {
  .qty__grid { grid-template-columns: 1fr; }
  .qty__t thead { display: none; }
  .qty__t tbody tr { display: grid; grid-template-columns: auto minmax(0, 1fr); align-items: baseline; padding: 18px 0; border-bottom: 1px solid var(--bone-rule); }
  .qty__t tbody th, .qty__t td { border: 0; padding: 0; width: auto; }
  .qty__t tbody th { grid-column: 1 / -1; margin-bottom: 8px; font-size: 13px; }
  .qty__num { grid-column: 1; text-align: left !important; }
  .qty__u { grid-column: 2; padding-left: 8px !important; }
  .qty__note { grid-column: 1 / -1; margin-top: 8px; }
}

/* =========================================================
   A-501 PEOPLE
   ========================================================= */
.people__top { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: clamp(32px, 6vw, 120px); align-items: end; margin-bottom: clamp(64px, 8vw, 128px); }
.people__h { font-size: clamp(64px, 11vw, 180px); line-height: 1; letter-spacing: .02em; }
.people__lead { font: 500 clamp(17px, 1.6vw, 22px)/2 var(--f-min); letter-spacing: .06em; color: var(--ink-2); }
.people__grid { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: clamp(16px, 2vw, 32px); row-gap: clamp(72px, 10vw, 168px); }
.person { display: grid; grid-template-columns: minmax(0, 1fr) auto; grid-template-rows: auto auto; column-gap: clamp(16px, 2vw, 28px); align-items: start; }
.person__ph { grid-column: 1; grid-row: 1; position: relative; overflow: hidden; background: var(--paper-3); }
.person__ph img { width: 100%; height: 100%; object-fit: cover; filter: saturate(.86); transition: transform 1.6s var(--ease), filter .8s; }
.person:hover .person__ph img { transform: scale(1.025); filter: saturate(1); }
.person__q { grid-column: 2; grid-row: 1 / span 2; writing-mode: vertical-rl; font: 500 clamp(15px, 1.25vw, 18px)/2.05 var(--f-min); letter-spacing: .12em; max-height: 21em; color: var(--ink); }
.person__q p::before { content: "「"; }
.person__q p::after { content: "」"; }
.person__meta { grid-column: 1; grid-row: 2; margin-top: 20px; padding-top: 14px; border-top: 1px solid var(--ink); }
.person__dept { font-size: 12px; letter-spacing: .1em; color: var(--ink-3); }
.person__nm { margin-top: 6px; font: 600 clamp(24px, 2.2vw, 32px)/1.3 var(--f-min); letter-spacing: .14em; }
.person__nm span { display: block; margin-top: 6px; font: 400 10.5px/1 var(--f-mono); letter-spacing: .08em; color: var(--ink-3); }
.person__since { margin-top: 6px; font-size: 12px; color: var(--ink-2); letter-spacing: .06em; }
.person--a { grid-column: 1 / span 5; }
.person--a .person__ph { aspect-ratio: 4 / 5; }


@media (max-width: 899px) {
  .people__top { grid-template-columns: 1fr; gap: 20px; }
  .people__grid { grid-template-columns: 1fr; row-gap: 72px; }
  .person, .person--a { grid-column: 1; margin-top: 0; }
  .person { grid-template-columns: 1fr; }
  .person__q { grid-column: 1; grid-row: 3; writing-mode: horizontal-tb; max-height: none; margin-top: 18px; font-size: 16px; line-height: 2; letter-spacing: .06em; }
}

/* =========================================================
   A-502 RECRUIT
   ========================================================= */
.recruit { position: relative; min-height: 100svh; display: flex; align-items: flex-end; color: #fff; background: #1c1817; overflow: hidden; }
.recruit__bg { position: absolute; inset: 0; }
.recruit__bg img { width: 100%; height: 100%; object-fit: cover; object-position: 70% 50%; }
.recruit__bg::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(18,14,13,.86) 0%, rgba(18,14,13,.6) 42%, rgba(18,14,13,.06) 78%), linear-gradient(to top, rgba(18,14,13,.6), transparent 50%); }
.recruit__in { position: relative; z-index: 1; width: 100%; padding: calc(var(--sec) * .9) var(--g) var(--sec); }
.recruit__grid { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: clamp(40px, 6vw, 120px); align-items: end; }
.recruit__h { font-size: clamp(32px, 4.8vw, 78px); line-height: 1.42; font-weight: 700; }
.recruit__p { max-width: 31em; margin-top: 32px; font-size: 15px; line-height: 2.1; color: rgba(255,255,255,.82); }
.recruit__links { display: flex; flex-wrap: wrap; gap: 14px 40px; margin-top: 40px; }
.lnk { white-space: nowrap; display: inline-flex; align-items: center; gap: 16px; padding: 12px 0; border-bottom: 1px solid currentColor; font-size: 14px; font-weight: 700; letter-spacing: .12em; }
.lnk i { position: relative; width: 34px; height: 1px; background: currentColor; transition: width .5s var(--ease); }
.lnk i::after { content: ""; position: absolute; right: 0; top: 0.5px; width: 9px; height: 9px; border-top: 1px solid currentColor; border-right: 1px solid currentColor; transform: rotate(45deg); transform-origin: 100% 0; }
.lnk:hover i { width: 54px; }
.recruit__dl { display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid rgba(255,255,255,.6); }
.recruit__dl > div { padding: 18px 0 20px; border-bottom: 1px solid rgba(255,255,255,.18); }
.recruit__dl > div:nth-child(odd) { padding-right: 18px; border-right: 1px solid rgba(255,255,255,.18); }
.recruit__dl > div:nth-child(even) { padding-left: 18px; }
.recruit__dl dt { font-size: 11px; letter-spacing: .12em; color: rgba(255,255,255,.66); }
.recruit__dl dd { margin-top: 8px; font: 600 clamp(26px, 2.6vw, 40px)/1 var(--f-min); letter-spacing: .02em; }
.recruit__dl small { font: 500 11px/1 var(--f-got); margin-left: 5px; letter-spacing: .08em; color: rgba(255,255,255,.7); }
.recruit__dl p { margin-top: 8px; font-size: 11px; color: rgba(255,255,255,.6); letter-spacing: .06em; }
@media (max-width: 899px) {
  .recruit__grid { grid-template-columns: 1fr; }
  .recruit__bg img { object-position: 24% 50%; }
  .recruit__bg::after { background: linear-gradient(to top, rgba(18,14,13,.92) 0%, rgba(18,14,13,.7) 55%, rgba(18,14,13,.3) 100%); }
}

/* =========================================================
   A-701 NEWS / COMPANY
   ========================================================= */
.info__grid { display: grid; grid-template-columns: minmax(0, 6fr) minmax(0, 6fr); gap: clamp(48px, 6vw, 120px); align-items: start; }
.info__h { font-size: clamp(28px, 3vw, 44px); line-height: 1.3; margin-bottom: 28px; }
.news__list { border-top: 2px solid var(--ink); }
.news__list li { border-bottom: 1px solid var(--rule-2); }
.news__list a { display: grid; grid-template-columns: 92px auto minmax(0, 1fr); align-items: baseline; gap: 14px; padding: 18px 0; transition: padding .45s var(--ease); }
.news__list time { font: 500 12px/1 var(--f-mono); color: var(--ink-3); }
.news__cat { font-size: 11px; font-weight: 700; letter-spacing: .12em; white-space: nowrap; }
.news__t { font-size: 14.5px; line-height: 1.75; background: linear-gradient(currentColor, currentColor) 0 100% / 0 1px no-repeat; transition: background-size .5s var(--ease); }
.news__list a:hover .news__t { background-size: 100% 1px; }
.news__list a:hover { padding-left: 10px; }
.corp__dl { border-top: 2px solid var(--ink); }
.corp__dl > div { display: grid; grid-template-columns: 8.5em minmax(0, 1fr); gap: 16px; padding: 14px 0; border-bottom: 1px solid var(--rule-2); font-size: 13.5px; line-height: 1.85; }
.corp__dl dt { color: var(--ink-3); letter-spacing: .12em; font-size: 12.5px; }
@media (max-width: 899px) {
  .info__grid { grid-template-columns: 1fr; }
  .news__list a { grid-template-columns: 88px minmax(0, 1fr); row-gap: 6px; }
  .news__cat { justify-self: start; }
  .news__cat { grid-column: 2; grid-row: 1; }
  .news__t { grid-column: 1 / -1; }
  .corp__dl > div { grid-template-columns: 1fr; gap: 2px; }
}

/* =========================================================
   A-801 CONTACT
   ========================================================= */
.contact { padding-bottom: calc(var(--sec) * .8); }
.contact__grid { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: clamp(40px, 6vw, 120px); align-items: start; }
.contact__h { font-size: clamp(30px, 3.8vw, 58px); line-height: 1.5; }
.contact__p { max-width: 28em; margin-top: 28px; font-size: 14.5px; line-height: 2.05; color: var(--ink-2); }/* ------------------------------------------------------------
   404（該当図面なし）の図面一覧
   ------------------------------------------------------------ */
.nf { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 0; margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--ink); }
.nf li { border-bottom: 1px solid var(--rule-2); }
.nf a { display: flex; align-items: baseline; gap: 16px; padding: 18px 4px; text-decoration: none; }
.nf b { font: 500 12px/1 var(--f-mono); letter-spacing: .1em; color: var(--shu); }
.nf span { font-size: 15px; letter-spacing: .04em; }
.nf a:hover span { color: var(--shu); }


.form { border: 2px solid var(--ink); background: var(--paper); }
.form__ttl { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; padding: 14px 18px; border-bottom: 2px solid var(--ink); font: 700 18px/1.3 var(--f-min); letter-spacing: .3em; }
.form__ttl span { order: 2; font: 400 10.5px/1 var(--f-mono); letter-spacing: .04em; color: var(--ink-3); }
.f-row { display: grid; grid-template-columns: 168px minmax(0, 1fr); border-bottom: 1px solid var(--ink); }
/* 帯が --paper-2 なので、この中だけ朱を一段濃くする（4.39:1 → 4.8:1） */
.f-k { --shu: #B32E18; display: flex; align-items: flex-start; justify-content: space-between; gap: 8px; padding: 16px 14px; background: var(--paper-2); border-right: 1px solid var(--ink); font-size: 13px; font-weight: 700; letter-spacing: .08em; line-height: 1.5; }
.f-k em { flex: none; font-style: normal; font-size: 9.5px; font-weight: 700; letter-spacing: .06em; color: var(--shu); border: 1px solid currentColor; padding: 2px 4px; line-height: 1.2; }
.f-v { min-width: 0; }
/* ------------------------------------------------------------
   スマートフォンの入力まわり

   1) ダブルタップ拡大を止める
      素早く続けて叩くと「ダブルタップ＝拡大」と判定され、入力中に
      画面が拡大してしまう。touch-action: manipulation はこの判定だけを
      切るので、2本指でのピンチ拡大（拡大したい人の操作）は残る。
   ------------------------------------------------------------ */
a, button, summary, label,
input, select, textarea,
.work__row, .filter button, .hd__menu, .tb { touch-action: manipulation; }

.f-v input, .f-v textarea { width: 100%; height: 100%; min-height: 54px; border: 0; border-radius: 0; background: transparent; padding: 15px 16px; font: 400 15px/1.7 var(--f-got); color: var(--ink); letter-spacing: .04em; outline: none; transition: background-color .25s; -webkit-appearance: none; appearance: none; }
.f-v textarea { resize: vertical; min-height: 160px; display: block; }
.f-v input:focus, .f-v textarea:focus { background: #F6F5F1; box-shadow: inset 3px 0 0 var(--shu); }
.f-v input::placeholder, .f-v textarea::placeholder { color: #A3A3A3; }
.f-radios { display: flex; flex-wrap: wrap; gap: 0; }
.f-radios label { position: relative; flex: 1 1 50%; min-width: 0; }
.f-radios input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.f-radios span { display: flex; align-items: center; gap: 10px; height: 100%; min-height: 52px; padding: 14px 16px; font-size: 13.5px; cursor: pointer; border-right: 1px solid var(--rule-2); border-bottom: 1px solid var(--rule-2); transition: background-color .25s, color .25s; }
.f-radios span::before { content: ""; flex: none; width: 14px; height: 14px; border: 1px solid var(--ink); border-radius: 50%; box-shadow: inset 0 0 0 3px var(--paper); transition: background-color .25s; }
.f-radios input:checked + span { background: var(--ink); color: var(--paper); }
.f-radios input:checked + span::before { background: var(--shu); border-color: var(--paper); box-shadow: inset 0 0 0 3px var(--ink); }
.f-radios input:focus-visible + span { outline: 2px solid var(--shu); outline-offset: -4px; }
.f-agree { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 10px 20px; padding: 16px 18px; border-bottom: 1px solid var(--ink); font-size: 13px; }
.f-agree label { display: inline-flex; align-items: center; gap: 10px; cursor: pointer; }
.f-agree input { -webkit-appearance: none; appearance: none; width: 18px; height: 18px; margin: 0; border: 1px solid var(--ink); background: var(--paper); display: grid; place-items: center; cursor: pointer; }
.f-agree input:checked { background: var(--ink); }
.f-agree input:checked::after { content: ""; width: 9px; height: 5px; border-left: 2px solid var(--paper); border-bottom: 2px solid var(--paper); transform: rotate(-45deg) translate(1px, -1px); }
.f-agree a { font-size: 12px; color: var(--ink-3); text-decoration: underline; text-underline-offset: 3px; }
.f-submit { display: flex; align-items: center; justify-content: space-between; width: 100%; padding: 22px 24px; background: var(--ink); color: var(--paper); font-size: 15px; font-weight: 700; letter-spacing: .24em; transition: background-color .3s; }
.f-submit:hover { background: #000; }
.f-submit i { position: relative; width: 44px; height: 1px; background: currentColor; transition: width .5s var(--ease); }
.f-submit i::after { content: ""; position: absolute; right: 0; top: 0.5px; width: 9px; height: 9px; border-top: 1px solid currentColor; border-right: 1px solid currentColor; transform: rotate(45deg); transform-origin: 100% 0; }
.f-submit:hover i { width: 64px; }
.f-msg { padding: 0 18px; font-size: 13px; line-height: 1.8; color: var(--shu); }
.f-msg:not(:empty) { padding: 14px 18px; border-top: 1px solid var(--ink); }
.form .is-invalid .f-k { color: var(--shu); }
/* 間違っている欄だけを朱で囲む（行全体ではなく、その欄だけ） */
.form .is-bad { background: #FBF3F1; box-shadow: inset 0 0 0 1.5px var(--shu); }
.form .is-bad:focus { background: #FBF3F1; box-shadow: inset 0 0 0 1.5px var(--shu), inset 3px 0 0 var(--shu); }
@media (max-width: 899px) {
  .contact__grid { grid-template-columns: 1fr; }
}
@media (max-width: 599px) {
  .f-row { grid-template-columns: 1fr; }
  .f-k { border-right: 0; border-bottom: 1px solid var(--rule-2); padding: 10px 14px; }
  .f-radios label { flex-basis: 50%; }
  .f-radios span { font-size: 12.5px; padding: 12px; }
}

/* =========================================================
   FOOTER
   ========================================================= */
.ft { padding: 0 var(--g) 96px; }
.ft__tb { display: grid; grid-template-columns: minmax(0, 3.2fr) minmax(0, 4.6fr) minmax(0, 1.3fr) minmax(0, 1.3fr); border: 2px solid var(--ink); }
@media (max-width: 1199px) { .ft__logo span { display: none; } }
.ft__c { padding: 14px 16px; border-right: 1px solid var(--ink); border-bottom: 1px solid var(--ink); min-width: 0; font-size: 13px; }
.ft__c .k { display: block; font-size: 9.5px; letter-spacing: .16em; color: var(--ink-3); margin-bottom: 6px; }
.ft__c .v { display: block; font: 700 16px/1.4 var(--f-min); letter-spacing: .08em; }
.ft__c .v.mono { font: 500 18px/1.3 var(--f-mono); letter-spacing: 0; }
.ft__tb > :nth-child(4) { border-right: 0; }
.ft__logo { display: flex; align-items: center; gap: 14px; }
.ft__logo .mark { width: 29px; height: 41px; }
.ft__logo p { display: flex; align-items: center; gap: 14px; }
.ft__logo b { font: 800 30px/1 var(--f-min); letter-spacing: .14em; white-space: nowrap; }
.ft__logo span { font: 500 9.5px/1.5 var(--f-mono); letter-spacing: .08em; color: var(--ink-2); padding-left: 14px; border-left: 1px solid var(--ink); }
.ft__addr p { line-height: 1.85; }
.ft__addr a { display: inline-block; padding: 6px 0; font-family: var(--f-mono); }
.ft__addr { grid-column: 1 / -1; border-right: 0; }
.ft__nav { display: flex; flex-wrap: wrap; gap: 6px 22px; align-content: center; border-bottom: 0; grid-column: 1 / 3; }
.ft__nav a { font-size: 12.5px; letter-spacing: .08em; }
.ft__nav a:hover { color: var(--shu); }
.ft__st { grid-column: 3 / -1; display: flex; justify-content: space-around; align-items: center; border-right: 0; border-bottom: 0; }
.ft__st > span { display: flex; flex-direction: column; align-items: center; gap: 4px; }
.ft__st .k { margin: 0; }
.ft__bottom { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 14px 40px; margin-top: 22px; font-size: 11.5px; color: var(--ink-3); line-height: 1.8; }
.ft__note { max-width: 56em; }
.ft__links { display: flex; flex-wrap: wrap; gap: 4px 20px; }
.ft__links a { display: inline-block; padding: 7px 0; text-decoration: underline; text-underline-offset: 3px; }
.ft__copy { grid-column: 1; }
.ft__end { grid-column: 2; grid-row: 2; justify-self: end; font: 700 18px/1 var(--f-min); letter-spacing: .4em; color: var(--ink); }
@media (max-width: 899px) {
  .ft { padding-bottom: 72px; }
  /* 表題欄は縦積みにする。2列のまま各セルが desktop の grid-column を持つと重なる */
  .ft__tb { grid-template-columns: 1fr 1fr; }
  .ft__logo, .ft__proj, .ft__nav, .ft__st, .ft__addr { grid-column: 1 / -1; border-right: 0; }
  .ft__tb > :nth-child(3) { border-right: 1px solid var(--ink); }
  .ft__nav { border-bottom: 1px solid var(--ink); }
  /* タップ領域の確保。文字は 12.5px のままで、当たりだけ 36px 以上にする */
  .ft__nav { gap: 0 20px; padding-top: 4px; padding-bottom: 4px; }
  .ft__nav a { padding: 7px 0; }
  .crumb__in a { padding: 6px 0; }
  .ft__bottom { grid-template-columns: 1fr; }
  .ft__end { grid-column: 1; grid-row: auto; }
}


/* =========================================================
   ReNEW 追加分
   サンプルは1ページ完結だが、ReNEW は9ページ構成のため
   「下層ページの表紙」「パンくず」「お知らせ詳細」「フォームの各段階」を足している。
   ========================================================= */

/* ---------- 下層ページの表紙 ---------- */
.ptitle { padding: calc(var(--hd) + clamp(40px, 7vw, 92px)) var(--g) clamp(48px, 7vw, 104px); }
.ptitle__grid { display: grid; grid-template-columns: minmax(0, 6fr) minmax(0, 6fr); gap: clamp(32px, 5vw, 88px); align-items: end; }
.ptitle__h { font: 600 clamp(36px, 6vw, 86px)/1.22 var(--f-min); letter-spacing: .07em; }
.ptitle__h small { display: block; margin-top: 14px; font: 500 11px/1 var(--f-mono); letter-spacing: .22em; color: var(--ink-3); }
.ptitle__p { margin-top: 26px; max-width: 30em; font-size: 14.5px; line-height: 2.05; color: var(--ink-2); }
.ptitle__fig { position: relative; }
.ptitle__fig .ph { aspect-ratio: 4 / 3; }
.ptitle__fig figcaption { display: flex; gap: 12px; margin-top: 10px; font-size: 11.5px; line-height: 1.7; color: var(--ink-3); }
.ptitle__fig figcaption span { flex: none; font: 500 10px/1.6 var(--f-mono); letter-spacing: .1em; color: var(--shu); }
@media (max-width: 899px) { .ptitle__grid { grid-template-columns: 1fr; gap: 32px; } }

/* ---------- パンくず ---------- */
.crumb { padding: 0 var(--g) clamp(28px, 4vw, 48px); }
.crumb__in { display: flex; flex-wrap: wrap; align-items: baseline; gap: 10px; padding-top: 14px; border-top: 1px solid var(--rule-2); font: 400 11.5px/1.8 var(--f-got); letter-spacing: .08em; color: var(--ink-3); }
.crumb__in a:hover { color: var(--shu); }
.crumb__in span[aria-current] { color: var(--ink); }

/* ---------- お知らせ詳細 ---------- */
.article { max-width: 46em; }
.article__meta { display: flex; flex-wrap: wrap; align-items: center; gap: 14px; font: 500 12px/1 var(--f-mono); letter-spacing: .06em; color: var(--ink-3); }
.article h1 { margin-top: 18px; padding-bottom: 26px; border-bottom: 2px solid var(--ink); font: 600 clamp(22px, 3.2vw, 36px)/1.6 var(--f-min); letter-spacing: .05em; }
.article__body { margin-top: 30px; font-size: 15px; line-height: 2.1; }
.article__body p + p { margin-top: 1.4em; }
.article__fig { margin-top: 30px; }
.article__fig .ph { aspect-ratio: 16 / 9; }
.pager { display: flex; flex-wrap: wrap; gap: 12px 20px; margin-top: 48px; padding-top: 20px; border-top: 1px solid var(--rule-2); font-size: 13px; }
.pager a, .pager span { display: inline-flex; align-items: center; gap: 10px; border: 1px solid var(--rule-2); padding: 10px 16px; transition: background-color .3s, color .3s, border-color .3s; }
.pager a:hover { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.pager span { color: var(--ink-3); }
.news__empty { padding: 48px 0; border-top: 1px solid var(--ink); border-bottom: 1px solid var(--rule-2); text-align: center; font-size: 13px; color: var(--ink-3); }

/* ---------- フォーム（サーバー側で組み立てる分） ---------- */
.alert { margin-bottom: 22px; border: 1.5px solid var(--shu); padding: 14px 18px; font-size: 13.5px; line-height: 1.9; color: var(--shu); }
.alert ul { margin-top: 6px; }
.alert li { padding-left: 1em; text-indent: -1em; }
.f-note { padding: 4px 16px 14px; font-size: 11.5px; line-height: 1.8; color: var(--ink-3); }
.f-v select {
  width: 100%; min-height: 54px; border: 0; border-radius: 0; background: transparent;
  padding: 15px 42px 15px 16px; font: 400 15px/1.7 var(--f-got); color: var(--ink); letter-spacing: .04em;
  outline: none; -webkit-appearance: none; appearance: none; cursor: pointer;
  background-image: linear-gradient(45deg, transparent 50%, var(--ink) 50%), linear-gradient(135deg, var(--ink) 50%, transparent 50%);
  background-position: calc(100% - 22px) calc(50% + 2px), calc(100% - 16px) calc(50% + 2px);
  background-size: 6px 6px, 6px 6px; background-repeat: no-repeat;
}
.f-v select:focus { background-color: #F6F5F1; box-shadow: inset 3px 0 0 var(--shu); }
.f-foot { display: grid; gap: 10px; padding: 16px 18px; border-top: 1px solid var(--ink); font-size: 12.5px; line-height: 1.9; color: var(--ink-2); }
.f-foot a { display: inline-block; padding: 5px 0; text-decoration: underline; text-underline-offset: 3px; }
.f-half { display: grid; grid-template-columns: 1fr 1fr; }
.f-half > div { min-width: 0; border-right: 1px solid var(--rule-2); }
.f-half > div:last-child { border-right: 0; }
.f-pot { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
@media (max-width: 599px) { .f-half { grid-template-columns: 1fr; } .f-half > div { border-right: 0; border-bottom: 1px solid var(--rule-2); } .f-half > div:last-child { border-bottom: 0; } }

/* 認証コード入力・送信完了（1枚もの） */
.vfy { min-height: 100svh; display: grid; place-items: center; padding: calc(var(--hd) + 40px) var(--g) 64px; }
.vfy__box { width: 100%; max-width: 560px; border: 2px solid var(--ink); background: var(--paper); }
.vfy__ttl { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; padding: 14px 18px; border-bottom: 2px solid var(--ink); font: 700 17px/1.3 var(--f-min); letter-spacing: .28em; }
.vfy__ttl span { font: 400 10.5px/1 var(--f-mono); letter-spacing: .04em; color: var(--ink-3); }
.vfy__body { padding: 26px 20px; font-size: 14px; line-height: 2; }
.vfy__code { display: block; width: 100%; margin: 20px 0 4px; border: 1.5px solid var(--ink); background: var(--paper); padding: 16px; font: 500 30px/1 var(--f-mono); letter-spacing: .5em; text-align: center; color: var(--ink); outline: none; }
.vfy__code:focus { box-shadow: inset 0 0 0 2px var(--shu); }
.vfy__foot { padding: 0 20px 26px; }
.vfy__links { display: flex; flex-wrap: wrap; gap: 10px 20px; margin-top: 18px; font-size: 12.5px; }
.vfy__links a { text-decoration: underline; text-underline-offset: 3px; }

/* ---------- ご依頼の流れ ---------- */
.steps { counter-reset: st; border-top: 2px solid var(--ink); }
.step { display: grid; grid-template-columns: 112px minmax(0, 1fr); gap: clamp(16px, 3vw, 44px); padding: clamp(24px, 3vw, 40px) 0; border-bottom: 1px solid var(--rule-2); }
.step__n { font: 500 13px/1 var(--f-mono); letter-spacing: .06em; color: var(--shu); }
.step__n b { display: block; margin-top: 10px; font: 600 clamp(34px, 4vw, 56px)/1 var(--f-min); letter-spacing: .04em; color: var(--ink); }
.step__h { font: 600 clamp(19px, 2.2vw, 26px)/1.5 var(--f-min); letter-spacing: .06em; }
.step__p { margin-top: 12px; max-width: 40em; font-size: 14px; line-height: 2.05; color: var(--ink-2); }
.step__dl { display: flex; flex-wrap: wrap; gap: 6px 18px; margin-top: 16px; font-size: 12px; color: var(--ink-3); }
.step__dl li::before { content: "／"; margin-right: 8px; color: var(--rule-3); }
.step__dl li:first-child::before { content: none; }
@media (max-width: 599px) { .step { grid-template-columns: 1fr; gap: 12px; } .step__n { display: flex; align-items: baseline; gap: 14px; } .step__n b { margin-top: 0; font-size: 30px; } }

.faq { border-top: 2px solid var(--ink); }
.faq details { border-bottom: 1px solid var(--rule-2); }
.faq summary { position: relative; display: grid; grid-template-columns: 34px minmax(0, 1fr) 24px; align-items: baseline; gap: 14px; padding: 20px 0; cursor: pointer; list-style: none; font: 600 15.5px/1.75 var(--f-min); letter-spacing: .05em; transition: color .3s; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary:hover { color: var(--shu); }
.faq summary i { font: 500 15px/1 var(--f-mono); font-style: normal; color: var(--shu); }
.faq summary::after { content: ""; justify-self: end; align-self: center; width: 11px; height: 11px; border-right: 1.5px solid currentColor; border-bottom: 1.5px solid currentColor; transform: rotate(45deg) translate(-3px, -3px); transition: transform .35s var(--ease); }
.faq details[open] summary::after { transform: rotate(-135deg) translate(-3px, -3px); }
.faq__a { display: grid; grid-template-columns: 34px minmax(0, 1fr); gap: 14px; padding: 0 0 24px; font-size: 14px; line-height: 2.05; color: var(--ink-2); }
.faq__a i { font: 500 15px/1.6 var(--f-mono); font-style: normal; color: var(--ink-3); }

/* ---------- 事業者情報 ---------- */
.area { display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); border-top: 1px solid var(--ink); border-left: 1px solid var(--rule-2); }
.area > div { padding: 18px 16px; border-right: 1px solid var(--rule-2); border-bottom: 1px solid var(--rule-2); }
.area dt { font: 600 15px/1.4 var(--f-min); letter-spacing: .1em; }
.area dd { margin-top: 8px; font-size: 12.5px; line-height: 1.9; color: var(--ink-2); }
/* 地の色が --paper-3 と濃いめなので、注記の文字色を一段濃くする（3.87:1 → 5.5:1） */
.map { --ink-3: #4F5053; margin-top: 24px; border: 1px solid var(--ink); background: var(--paper-3); }
.map iframe { display: block; width: 100%; height: clamp(280px, 42vw, 440px); border: 0; filter: grayscale(1) contrast(1.05); }
.map__note { padding: 12px 16px; border-top: 1px solid var(--rule-2); font-size: 12px; line-height: 1.8; color: var(--ink-3); }
.map__note a { display: inline-block; padding: 6px 0; }

/* ---------- 採用 ---------- */
.reqs { border-top: 2px solid var(--ink); }
.reqs > div { display: grid; grid-template-columns: 180px minmax(0, 1fr); gap: 14px 24px; padding: 16px 0; border-bottom: 1px solid var(--rule-2); font-size: 14px; line-height: 1.95; }
.reqs dt { font-weight: 700; letter-spacing: .08em; color: var(--ink-2); }
.reqs dd { color: var(--ink); }
@media (max-width: 599px) { .reqs > div { grid-template-columns: 1fr; gap: 4px; } }
.pts { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 1px; background: var(--rule-2); border: 1px solid var(--rule-2); }
.pts > li { background: var(--paper); padding: 26px 22px; }
.pts__n { font: 500 11px/1 var(--f-mono); letter-spacing: .1em; color: var(--shu); }
.pts h3 { margin-top: 14px; font: 600 18px/1.5 var(--f-min); letter-spacing: .06em; }
.pts p { margin-top: 12px; font-size: 13.5px; line-height: 2; color: var(--ink-2); }

/* ---------- 共通の小物 ---------- */
.lead { max-width: 34em; font-size: 15px; line-height: 2.1; color: var(--ink-2); }
.cta { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 24px 40px; align-items: end; padding: clamp(32px, 5vw, 64px) 0 0; border-top: 2px solid var(--ink); }
.cta__h { font: 600 clamp(24px, 3.4vw, 44px)/1.4 var(--f-min); letter-spacing: .07em; }
.cta__p { margin-top: 16px; max-width: 32em; font-size: 14px; line-height: 2.05; color: var(--ink-2); }
.cta__btns { display: flex; flex-wrap: wrap; gap: 12px; }
@media (max-width: 759px) { .cta { grid-template-columns: 1fr; } }
.btn {
  display: inline-flex; align-items: center; gap: 14px; border: 1.5px solid var(--ink); white-space: nowrap;
  padding: 15px 20px; font-size: 13.5px; font-weight: 700; letter-spacing: .14em; line-height: 1;
  transition: background-color .3s, color .3s;
}
.btn:hover { background: var(--ink); color: var(--paper); }
.btn--fill { background: var(--ink); color: var(--paper); }
.btn--fill:hover { background: #000; }
.btn i { width: 26px; height: 1px; background: currentColor; position: relative; }
.btn i::after { content: ""; position: absolute; right: 0; top: 0.5px; width: 8px; height: 8px; border-top: 1px solid currentColor; border-right: 1px solid currentColor; transform: rotate(45deg); transform-origin: 100% 0; }
.note { font-size: 11.5px; line-height: 1.9; color: var(--ink-3); }
.privacy { counter-reset: pv; border-top: 1px solid var(--ink); }
/* 番号は左に置き、見出しと本文は右の列に積む。
   以前は本文が番号側の 56px 列に入ってしまい、縦に細長く伸びていた。 */
.privacy > li { counter-increment: pv; display: grid; grid-template-columns: 48px minmax(0, 1fr); gap: 6px 14px; padding: 18px 0; border-bottom: 1px solid var(--rule); font-size: 13.5px; line-height: 1.95; color: var(--ink-2); }
.privacy > li::before { grid-column: 1; grid-row: 1 / span 2; }
.privacy > li > strong, .privacy > li > span { grid-column: 2; }
.privacy > li::before { content: counter(pv, decimal-leading-zero); font: 500 12px/1.75 var(--f-mono); color: var(--shu); }
.privacy strong { display: block; font: 600 15px/1.6 var(--f-min); letter-spacing: .06em; color: var(--ink); }


/* ---------- ReNEW で足した部品 ---------- */
/* 各葉の下につける「くわしく見る」 */
.biz__more, .works__more, .news__more, .corp__more { margin-top: clamp(32px, 4vw, 56px); }
.corp__more, .news__more { margin-top: 28px; }
.contact__btns { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 36px; }
.contact__fig figcaption { display: flex; gap: 12px; margin-top: 12px; font-size: 11.5px; line-height: 1.75; color: var(--ink-3); }
.contact__fig figcaption span { flex: none; font: 500 10px/1.7 var(--f-mono); letter-spacing: .1em; color: var(--shu); }
.contact__fig .ph { aspect-ratio: 4 / 3; }

/* A-401 の右側（サンプルの無災害記録ボードの位置） */
.pts__box { border: 1px solid var(--bone-rule); padding: clamp(22px, 2.6vw, 34px); }
.pts__ttl { font: 600 17px/1.5 var(--f-min); letter-spacing: .18em; padding-bottom: 14px; border-bottom: 1px solid var(--bone-rule); }
.pts__list > li { padding: 20px 0; border-bottom: 1px solid var(--bone-rule); }
.pts__list > li:last-child { border-bottom: 0; padding-bottom: 0; }
.pts__list span { font: 500 11px/1 var(--f-mono); letter-spacing: .1em; color: var(--shu); }
.pts__list b { display: block; margin-top: 10px; font: 600 16px/1.6 var(--f-min); letter-spacing: .06em; }
.pts__list p { margin-top: 8px; font-size: 13px; line-height: 1.95; color: var(--bone-2); }

/* A-501 を代表1名の構成にする */
.people__grid--one { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: clamp(32px, 5vw, 80px); align-items: start; }
.people__grid--one .person,
.people__grid--one .person--a { grid-column: auto; margin: 0; }
.people__grid--one .person--a .person__ph { aspect-ratio: 4 / 5; }
.person__body { font-size: 14.5px; line-height: 2.1; color: var(--ink-2); }
.person__body p + p { margin-top: 1.5em; }
.person__sign { display: flex; align-items: center; gap: 14px; margin-top: 32px; padding-top: 20px; border-top: 1px solid var(--rule-2); }
.person__sign span:first-child { font: 500 10.5px/1 var(--f-mono); letter-spacing: .14em; color: var(--ink-3); }
.person__sign b { font: 600 22px/1 var(--f-min); letter-spacing: .14em; color: var(--ink); }
@media (max-width: 899px) { .people__grid--one { grid-template-columns: 1fr; } }

/* ---------- A-102 営業種目の詳細（事業内容ページ） ---------- */
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.svcs__list { display: grid; gap: clamp(56px, 8vw, 128px); }
.svc { display: grid; grid-template-columns: minmax(0, 6fr) minmax(0, 6fr); gap: clamp(28px, 4.5vw, 72px); align-items: start; scroll-margin-top: calc(var(--hd) + 24px); }
.svc--rev .svc__img { order: 2; }
.svc__img { position: relative; aspect-ratio: 4 / 3; overflow: hidden; background: var(--paper-3); }
.svc__img img { width: 100%; height: 100%; object-fit: cover; }
.svc__n { display: block; font: 500 11px/1 var(--f-mono); letter-spacing: .16em; color: var(--shu); }
.svc__h { margin-top: 16px; font: 600 clamp(26px, 3.2vw, 42px)/1.4 var(--f-min); letter-spacing: .08em; }
.svc__lead { margin-top: 14px; font: 600 15.5px/1.8 var(--f-min); letter-spacing: .06em; color: var(--ink); }
.svc__body { margin-top: 18px; font-size: 14px; line-height: 2.1; color: var(--ink-2); }
.svc__listh { margin-top: 30px; font-size: 10.5px; letter-spacing: .18em; color: var(--ink-3); }
.svc__list { margin-top: 12px; display: grid; grid-template-columns: repeat(2, 1fr); border-top: 1px solid var(--ink); }
.svc__list li { padding: 11px 0; border-bottom: 1px solid var(--rule); font-size: 13.5px; color: var(--ink-2); }
.svc__list li:nth-child(odd) { padding-right: 12px; }
.svc__list li::before { content: ""; display: inline-block; width: 5px; height: 5px; margin-right: 10px; vertical-align: middle; background: var(--shu); }
@media (max-width: 899px) {
  .svc { grid-template-columns: 1fr; gap: 22px; }
  .svc--rev .svc__img { order: 0; }
  .svc__list { grid-template-columns: 1fr; }
  .svc__list li:nth-child(odd) { padding-right: 0; }
}


/* ---------- 認証コードの入力・送信完了（verify-*.php） ---------- */
body.vfy { min-height: 100svh; display: grid; place-items: center; padding: 40px var(--g); }
.vfy .vfy__box { width: 100%; max-width: 560px; border: 2px solid var(--ink); background: var(--paper); padding: clamp(28px, 4vw, 48px) clamp(20px, 3.4vw, 44px) clamp(32px, 4vw, 48px); }
.vfy .logo-link { display: flex; align-items: center; gap: 12px; padding-bottom: 20px; border-bottom: 1px solid var(--ink); }
.vfy .logo-main { font: 800 24px/1 var(--f-min); letter-spacing: .14em; }
.vfy .logo-sub { font: 500 9px/1.4 var(--f-mono); letter-spacing: .16em; color: var(--ink-3); padding-left: 12px; border-left: 1px solid var(--rule-2); }
.vfy .verify-icon, .vfy .success-icon, .vfy .error-icon { display: block; width: 34px; height: 34px; margin-top: 30px; border: 1.5px solid var(--ink); position: relative; }
.vfy .success-icon { border-color: var(--ink); }
.vfy .success-icon::after { content: ""; position: absolute; left: 10px; top: 8px; width: 11px; height: 18px; border-right: 1.5px solid var(--ink); border-bottom: 1.5px solid var(--ink); transform: rotate(40deg); }
.vfy .error-icon { border-color: var(--shu); }
.vfy .error-icon::before, .vfy .error-icon::after { content: ""; position: absolute; left: 7px; top: 15px; width: 18px; height: 1.5px; background: var(--shu); }
.vfy .error-icon::before { transform: rotate(45deg); } .vfy .error-icon::after { transform: rotate(-45deg); }
.vfy .verify-icon::after { content: "6"; position: absolute; inset: 0; display: grid; place-items: center; font: 500 16px/1 var(--f-mono); color: var(--shu); }
.vfy h1 { margin-top: 18px; font: 600 clamp(21px, 3vw, 28px)/1.5 var(--f-min); letter-spacing: .08em; }
.vfy .error-title { color: var(--shu); }
.vfy .verify-desc, .vfy .success-text { margin-top: 14px; font-size: 14px; line-height: 2; color: var(--ink-2); }
.vfy .verify-email { margin-top: 12px; padding: 12px 14px; border: 1px solid var(--rule-2); background: var(--paper-2); font: 500 14px/1.5 var(--f-mono); word-break: break-all; }
.vfy .error-msg { margin-top: 18px; border: 1.5px solid var(--shu); padding: 12px 16px; font-size: 13.5px; line-height: 1.9; color: var(--shu); }
.vfy .code-inputs { display: grid; grid-template-columns: repeat(6, 1fr); gap: 8px; margin-top: 26px; }
.vfy .code-digit {
  width: 100%; aspect-ratio: 3 / 4; min-height: 0; border: 1.5px solid var(--ink); background: var(--paper);
  font: 500 clamp(22px, 5vw, 30px)/1 var(--f-mono); text-align: center; color: var(--ink);
  outline: none; -webkit-appearance: none; appearance: none; border-radius: 0;
}
.vfy .code-digit::-webkit-outer-spin-button, .vfy .code-digit::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.vfy .code-digit:focus { box-shadow: inset 0 0 0 2px var(--shu); }
.vfy .expire-note { margin-top: 16px; font: 400 12px/1 var(--f-mono); color: var(--ink-3); }
.vfy .btn-verify {
  display: block; width: 100%; margin-top: 22px; padding: 18px; background: var(--ink); color: var(--paper);
  font-size: 14.5px; font-weight: 700; letter-spacing: .2em; transition: background-color .3s, opacity .3s;
}
.vfy .btn-verify:disabled { opacity: .34; cursor: not-allowed; }
.vfy .btn-verify:not(:disabled):hover { background: #000; }
.vfy .btn-home, .vfy .btn-back {
  display: inline-flex; align-items: center; gap: 10px; margin-top: 24px;
  border: 1.5px solid var(--ink); padding: 14px 20px; font-size: 13.5px; font-weight: 700; letter-spacing: .14em;
  transition: background-color .3s, color .3s;
}
.vfy .btn-home:hover, .vfy .btn-back:hover { background: var(--ink); color: var(--paper); }
.vfy .btn-back { border-color: var(--rule-2); font-weight: 400; letter-spacing: .06em; font-size: 12.5px; padding: 10px 14px; }

/* ---------- 印刷 ---------- */
/* ------------------------------------------------------------
   2) 入力欄の文字を 16px 以上にする

   iOS Safari は 16px 未満の入力欄に触れると、ページ全体を自動で拡大する。
   15px のままだと、欄をタップするたびに画面が寄ってしまう。
   指で操作する端末のときだけ 16px にする。
   ※ 他の .f-v 指定より後に置くこと（同じ強さなら後ろが勝つため）
   ------------------------------------------------------------ */
@media (pointer: coarse) {
  .f-v input, .f-v textarea, .f-v select { font-size: 16px; }
  .vfy .code-digit { font-size: max(16px, clamp(22px, 5vw, 30px)); }
}

@media print {
  html, body { background: #fff; color: #000; }
  .hd, .tb, .index, .skip, .hero, .band, .recruit__bg, .filter, .cta__btns, .f-submit { display: none !important; }
  main::before, main::after { display: none; }
  .sheet, .ptitle { padding: 12mm 0; page-break-inside: avoid; }
  .sheet__head { border-color: #000; }
  a { color: #000; text-decoration: none; }
  a[href^="http"]::after { content: " (" attr(href) ")"; font-size: 9pt; color: #555; }
  .ph img, .svc__img img, .person__ph img, .panel__img img { filter: none; }
  .qty.is-dark { background: #fff; color: #000; }
  .qty.is-dark * { color: #000 !important; border-color: #999 !important; }
  .ft { padding-bottom: 0; }
}

/* ---------- motion preferences ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; transition-delay: 0s !important; }
  .js .rv { opacity: 1; transform: none; }
}

/* =========================================================
   検索対策ページ（2026.10.16）
   金属工事・金属パネル工事・製作金物・対応エリアの各ページで使う部品。
   既存の部品（.ptitle / .steps / .area / .faq / .cta）と組み合わせる。
   ========================================================= */

/* トップの h1（表紙のリード上の一行） */
.hero__kw { margin-bottom: 10px; font: 700 12px/1.7 var(--f-got); letter-spacing: .1em; color: var(--ink); }
.hero__kw span { display: inline-block; margin-right: 8px; font: 500 10.5px/1 var(--f-mono); letter-spacing: .1em; color: var(--shu); vertical-align: 1px; }
@media (max-width: 759px), (max-aspect-ratio: 9/10) { .hero__kw { margin-bottom: 6px; font-size: 11px; } }

/* 見出し＋本文の2段 */
.lp { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: clamp(28px, 6vw, 120px); align-items: start; }
.lp__h { font: 600 clamp(28px, 3.8vw, 58px)/1.4 var(--f-min); letter-spacing: .07em; }
.lp__body { display: grid; gap: 1.3em; max-width: 36em; font-size: 15px; line-height: 2.05; color: var(--ink-2); }
.lp__body h3 { margin-top: .5em; padding-top: 18px; border-top: 1px solid var(--rule-2); font: 600 18px/1.6 var(--f-min); letter-spacing: .06em; color: var(--ink); }
.lp__body h3:first-child { margin-top: 0; }
.lp__body strong { font-weight: 700; color: var(--ink); }
@media (max-width: 899px) { .lp { grid-template-columns: 1fr; } }

/* 本文中のリンク（下線で示す） */
.lp__body a, .faq__a a, .area dd a, .area dt a, .sec-p a, .corp__dl dd a, .biz__p a, .works__p a { text-decoration: underline; text-decoration-color: var(--rule-3); text-underline-offset: 4px; transition: color .3s; }
.lp__body a:hover, .faq__a a:hover, .area dd a:hover, .area dt a:hover, .sec-p a:hover, .corp__dl dd a:hover, .biz__p a:hover, .works__p a:hover { color: var(--shu); }

/* 節の見出し（.sheet__head の下に置く） */
.sec-h { margin-bottom: clamp(20px, 2.6vw, 34px); font: 600 clamp(26px, 3.2vw, 44px)/1.4 var(--f-min); letter-spacing: .07em; }
.sec-p { max-width: 40em; margin-bottom: clamp(24px, 3vw, 40px); font-size: 14.5px; line-height: 2.05; color: var(--ink-2); }

/* 関連ページへの案内（工種・エリア） */
.go { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 250px), 1fr)); column-gap: clamp(16px, 2.4vw, 32px); border-top: 2px solid var(--ink); }
.go a { position: relative; display: grid; align-content: start; gap: 8px; padding: 20px 34px 22px 0; border-bottom: 1px solid var(--rule-2); transition: background-color .3s, padding .4s var(--ease); touch-action: manipulation; }
.go a::after { content: ""; position: absolute; right: 8px; top: 27px; width: 8px; height: 8px; border-top: 1px solid currentColor; border-right: 1px solid currentColor; transform: rotate(45deg); }
.go a:hover { background: var(--paper-2); padding-left: 14px; }
.go small { font: 500 10.5px/1 var(--f-mono); letter-spacing: .14em; color: var(--shu); }
.go b { font: 600 19px/1.5 var(--f-min); letter-spacing: .06em; }
.go span { font-size: 12.5px; line-height: 1.85; color: var(--ink-3); }
.go a[aria-current] { background: var(--paper-2); }

/* 施工写真の並び */
.gal { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 260px), 1fr)); gap: clamp(20px, 2.4vw, 32px) clamp(16px, 2vw, 28px); }
.gal .ph { aspect-ratio: 4 / 3; }
.gal figcaption { display: grid; gap: 2px; margin-top: 10px; font-size: 12.5px; line-height: 1.75; color: var(--ink-3); }
.gal figcaption b { font: 600 15.5px/1.5 var(--f-min); letter-spacing: .05em; color: var(--ink); }
.gal__more { margin-top: clamp(28px, 3.4vw, 48px); }

/* 節と節の間の補足 */
.sec-more { display: flex; flex-wrap: wrap; gap: 12px; margin-top: clamp(28px, 3.4vw, 48px); }

/* 7文字以上の h1（「金属パネル工事」「川崎市の金属工事」など）。語の途中で折り返さない大きさに抑える */
.ptitle__h--long { font-size: clamp(30px, 4.4vw, 64px); }