/* A案「躍動」＝エメラルドグリーン × 濃いスレート。動きのある先進的な建設会社（大手ゼネコン風）。
   参考（taiyokakuchi.co.jp）から借りたのは形と動きの考え方だけ＝輪郭だけの英字が流れるメイン・右上に張り出す緑の札・
   全面グリーンの事業の区画（同心の半円 → 大きなカードが横に流れる）・濃いスレートの PROJECTS。
   動きは ASB の語彙（anim-marquee / split / mask / fade-up / stagger / wipe / line / count / parallax / hscroll・fx-peek / btn-slide / underline / magnetic・TOPへ戻る orbit）。
   ここに書く動きは、半円の図の脈（CSS だけ）とスクロールの合図だけ。
   色: エメラルド #00a56e（主役）・濃い #007a55・明るい #2fd39a（点だけ）／スレート #1f2b2a／白／明るい灰 #f3f5f4。 */
:root {
  --em: #00a56e;
  --em-deep: #007a55;
  --em-light: #2fd39a;
  --slate: #1f2b2a;
  --slate-2: #2a3836;
  --gray: #f3f5f4;
  --ink: #1d2726;
  --muted: #5e6a68;
  --line: rgba(31, 43, 42, .15);
  --line-w: rgba(255, 255, 255, .2);
  --en: 'Barlow', 'Noto Sans JP', sans-serif;
  --enc: 'Barlow Condensed', 'Barlow', sans-serif;
  --ja: 'Noto Sans JP', 'Hiragino Kaku Gothic ProN', 'Yu Gothic', sans-serif;
  --wrap: 1240px;
  --gut: 64px;
  --side: max(var(--gut), calc((100vw - var(--wrap)) / 2));   /* 画面の端から中身までの空き（端まで届く物の相方に使う） */
  --hh: 72px;                                                   /* 白い帯になったヘッダーの高さ */
  /* TOPへ戻る＝orbit（円周を文字が回る）。白い円の札に載せて、どの面の上でも読めるように */
  --fx-backtop-bg: var(--em);
  --fx-backtop-fg: #fff;
  --fx-backtop-ink: var(--slate);
  --fx-backtop-size: 92px;
  --fx-backtop-font: 'Barlow', sans-serif;
  /* 出現の動きの既定 */
  --anim-wipe-color: var(--em);
  --anim-distance: 26px;
  --anim-split-duration: .9s;
  --anim-split-distance: .7em;
  --anim-mask-duration: 1s;
}

/* ---------- 土台 ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }
body { margin: 0; }
img, svg, video { display: block; max-width: 100%; }
img { height: auto; }
a { color: inherit; text-decoration: none; }
ul, ol { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, p, dl, dt, dd, figure { margin: 0; }
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; }
address { font-style: normal; }
body.plan-yakudo { font-family: var(--ja); font-size: 15px; line-height: 2; letter-spacing: .06em; color: var(--ink); background: #fff; -webkit-font-smoothing: antialiased; }
.wrap { width: min(var(--wrap), calc(100% - var(--gut) * 2)); margin-inline: auto; }
.sec { position: relative; padding: clamp(100px, 9.4vw, 160px) 0; }
/* 文は文節で折る（Chrome・Edge。対応していないブラウザーではふつうの折り返し＝崩れない） */
.biz-lead, .bc-tx, .waste-lead, .waste-kinds dd, .waste-note, .ci-tx, .ci-list li, .recruit-tx, .recruit-want dd, .dk-for, .dis-list .nm small { word-break: auto-phrase; }

/* 小さな英字の札と区画の題 */
.lbl { display: flex; align-items: center; gap: 14px; font: 600 13px/1 var(--en); letter-spacing: .24em; color: var(--em); }
.lbl::before { content: ''; width: 32px; height: 1px; background: currentColor; }
.lbl.is-center { justify-content: center; }
.lbl.is-center::after { content: ''; width: 32px; height: 1px; background: currentColor; }
.ttl { margin-top: 22px; font-size: clamp(26px, 2.5vw, 36px); font-weight: 500; line-height: 1.55; letter-spacing: .2em; white-space: nowrap; }

/* 丸に矢印 */
.circ { position: relative; flex: none; display: block; width: 38px; height: 38px; border-radius: 50%; border: 1px solid currentColor; transition: background .4s, border-color .4s, color .4s, transform .5s cubic-bezier(.22, .61, .36, 1); }
.circ::after { content: ''; position: absolute; left: 50%; top: 50%; width: 6px; height: 6px; border-top: 1.5px solid currentColor; border-right: 1.5px solid currentColor; transform: translate(-70%, -50%) rotate(45deg); transition: transform .4s; }
a:hover > .circ::after { transform: translate(-35%, -50%) rotate(45deg); }

/* ボタン（暗い板＋丸に矢印。乗ると緑が左から流れる＝fx-btn-slide） */
.btn { display: inline-flex; align-items: center; justify-content: space-between; gap: 30px; min-width: 280px; height: 66px; padding: 0 16px 0 30px; border-radius: 2px; background: var(--slate); color: #fff; font-size: 14.5px; font-weight: 500; letter-spacing: .16em; --fx-btn-slide-bg: var(--em); --fx-btn-slide-fg: #fff; transition: color .45s; }
.btn .circ { border-color: rgba(255, 255, 255, .55); }
.btn.is-line { background: none; box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .5); }
.btn.is-em { background: var(--em); --fx-btn-slide-bg: #fff; --fx-btn-slide-fg: var(--slate); }
.btn.is-white { background: #fff; color: var(--slate); --fx-btn-slide-bg: var(--slate); --fx-btn-slide-fg: #fff; }
.btn.is-white .circ { border-color: currentColor; }

/* 入口のタイル（番号・名前・矢印。乗ると緑が流れる） */
.tile { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; align-items: center; gap: 14px; height: 84px; padding: 0 18px 0 20px; background: #fff; color: var(--ink); --fx-btn-slide-bg: var(--em); --fx-btn-slide-fg: #fff; transition: color .45s; }
.tile .no { font: 500 12px/1 var(--en); letter-spacing: .12em; color: var(--em); transition: color .45s; }
.tile .nm { font-size: 15px; font-weight: 500; letter-spacing: .1em; line-height: 1.5; }
.tile i { position: relative; width: 20px; height: 1px; background: currentColor; transition: transform .45s cubic-bezier(.22, .61, .36, 1); }
.tile i::after { content: ''; position: absolute; right: 0; top: -3px; width: 7px; height: 7px; border-top: 1px solid currentColor; border-right: 1px solid currentColor; transform: rotate(45deg); }
.tile:hover .no { color: #fff; }
.tile:hover i { transform: translateX(5px); }

/* ---------- ヘッダー ---------- */
.site-header { position: fixed; top: 42px; left: 0; right: 0; z-index: 80; height: 88px; display: flex; align-items: stretch; color: #fff; transition: top .3s, height .35s, background .45s, color .45s, box-shadow .45s; }
html.is-shot .site-header { top: 0; }
.site-header.is-scrolled { top: 0; height: var(--hh); background: #fff; color: var(--ink); box-shadow: 0 1px 0 var(--line); }
.h-logo { display: flex; align-items: center; gap: 14px; padding: 0 30px 0 26px; background: #fff; color: var(--ink); }
.h-logo img { width: auto; height: 50px; transition: height .35s; }
.site-header.is-scrolled .h-logo img { height: 42px; }
.h-name { display: flex; flex-direction: column; gap: 5px; line-height: 1; white-space: nowrap; }
.h-name b { font-size: 17px; font-weight: 700; letter-spacing: .12em; }
.h-name small { font: 500 10.5px/1 var(--en); letter-spacing: .26em; color: var(--muted); text-transform: uppercase; }
.gnav { margin-left: auto; display: flex; align-items: center; gap: clamp(18px, 2vw, 34px); font-size: 14px; font-weight: 500; letter-spacing: .12em; white-space: nowrap; text-shadow: 0 1px 12px rgba(0, 0, 0, .35); }
.site-header.is-scrolled .gnav { text-shadow: none; }
.gnav a { padding: 6px 0; --fx-underline-color: var(--em-light); --fx-underline-h: 2px; --fx-underline-offset: -2px; }
.site-header.is-scrolled .gnav a { --fx-underline-color: var(--em); }
.h-tel { display: flex; align-items: baseline; gap: 8px; align-self: center; margin-left: clamp(20px, 2.4vw, 40px); font: 500 21px/1 var(--en); letter-spacing: .06em; white-space: nowrap; text-shadow: 0 1px 12px rgba(0, 0, 0, .35); }
.site-header.is-scrolled .h-tel { text-shadow: none; }
.h-tel small { font-size: 11px; font-weight: 600; letter-spacing: .2em; opacity: .8; }
.h-contact { align-self: center; display: inline-flex; align-items: center; height: 44px; margin: 0 26px 0 22px; padding: 0 22px; border-radius: 2px; box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .7); font-size: 13.5px; font-weight: 500; letter-spacing: .14em; white-space: nowrap; --fx-btn-slide-bg: #fff; --fx-btn-slide-fg: var(--slate); transition: color .45s, background .45s, box-shadow .45s; }
.site-header.is-scrolled .h-contact { background: var(--slate); color: #fff; box-shadow: none; --fx-btn-slide-bg: var(--em); --fx-btn-slide-fg: #fff; }
/* 右上に張り出す緑の札 */
.h-recruit { position: relative; flex: none; align-self: flex-start; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 9px; width: 150px; height: 150px; background: var(--em); color: #fff; overflow: hidden; isolation: isolate; transition: width .35s, height .35s; }
.site-header.is-scrolled .h-recruit { width: 124px; height: 124px; box-shadow: inset 1px -1px 0 rgba(255, 255, 255, .26); }   /* 緑の面の上でも札の形が分かる細い線 */
.h-recruit::before { content: ''; position: absolute; inset: 0; z-index: -1; background: var(--em-deep); transform: translateY(101%); transition: transform .5s cubic-bezier(.77, 0, .18, 1); }
.h-recruit:hover::before { transform: none; }
.h-recruit .ja { font-size: 15px; font-weight: 500; letter-spacing: .2em; line-height: 1; padding-left: .2em; }
.h-recruit .en { font: 600 11.5px/1 var(--en); letter-spacing: .28em; padding-left: .28em; opacity: .9; }
.h-recruit i { position: relative; width: 28px; height: 1px; margin-top: 8px; background: currentColor; transition: transform .45s cubic-bezier(.22, .61, .36, 1); }
.h-recruit i::after { content: ''; position: absolute; right: 0; top: -3px; width: 7px; height: 7px; border-top: 1px solid currentColor; border-right: 1px solid currentColor; transform: rotate(45deg); }
.h-recruit:hover i { transform: translateX(6px); }
.menu-btn { display: none; position: relative; flex: none; width: 60px; background: var(--slate); }
.menu-btn span { position: absolute; left: 19px; width: 22px; height: 1.5px; background: #fff; }
.menu-btn span:nth-child(1) { top: 23px; } .menu-btn span:nth-child(2) { top: 29.5px; } .menu-btn span:nth-child(3) { top: 36px; width: 14px; }

/* ---------- 1 メインビジュアル ---------- */
/* 案内の帯（42px）の下から始まる＝帯と合わせて画面 1 枚。撮影では帯が消えるので画面いっぱい */
.hero { position: relative; height: calc(100vh - 42px); height: calc(100svh - 42px); min-height: 600px; overflow: hidden; background: var(--slate); color: #fff; }
html.is-shot .hero { height: 100vh; height: 100svh; }
.bg-video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; pointer-events: none; }
.bg-video::-webkit-media-controls, .bg-video::-webkit-media-controls-start-playback-button { display: none !important; -webkit-appearance: none; }
/* 暗幕（このページで写真の上の字を読むための暗幕。グラデーションはこの 1 枚） */
.hero-shade { position: absolute; inset: 0; pointer-events: none; background: linear-gradient(180deg, rgba(16, 26, 25, .6) 0%, rgba(16, 26, 25, .34) 26%, rgba(16, 26, 25, .42) 62%, rgba(16, 26, 25, .7) 100%); }
/* 輪郭だけの大きな英字（ロゴの言葉）が横にゆっくり流れる */
.hero-en { position: absolute; left: 0; right: 0; top: 47%; transform: translateY(-88%); font: 500 clamp(96px, 20vh, 216px)/1.16 var(--en); letter-spacing: .012em; white-space: nowrap; color: transparent; -webkit-text-stroke: 1px rgba(255, 255, 255, .66); pointer-events: none; user-select: none; }
.hero-en span { padding-right: .46em; }
.hero-body { position: absolute; left: 0; right: 0; top: 54%; padding: 0 24px; text-align: center; }
.hero-catch { font-size: clamp(27px, 3.3vw, 54px); font-weight: 400; line-height: 1.45; letter-spacing: .36em; text-indent: .36em; white-space: nowrap; text-shadow: 0 2px 26px rgba(0, 0, 0, .35); --anim-split-step: .07s; }
.hero-sub { margin-top: clamp(16px, 1.8vw, 28px); font-size: clamp(12.5px, 1.05vw, 15.5px); line-height: 1.9; letter-spacing: .22em; text-shadow: 0 1px 16px rgba(0, 0, 0, .4); --anim-delay: .9s; }
.hero-sub span { display: inline-block; }
.hero-scroll { position: absolute; left: 50%; bottom: 0; transform: translateX(-50%); display: flex; flex-direction: column; align-items: center; gap: 12px; font: 600 11px/1 var(--en); letter-spacing: .32em; }
.hero-scroll span { padding-left: .32em; }
.hero-scroll i { position: relative; width: 1px; height: 74px; background: rgba(255, 255, 255, .28); overflow: hidden; }
.hero-scroll i::after { content: ''; position: absolute; left: 0; top: -45%; width: 1px; height: 45%; background: var(--em-light); }
@media (prefers-reduced-motion: no-preference) { .hero-scroll i::after { animation: yk-scroll 2.4s cubic-bezier(.65, 0, .35, 1) infinite; } }
@keyframes yk-scroll { to { top: 100%; } }

/* ---------- 2 お知らせ ---------- */
.news { background: #fff; padding: clamp(64px, 6vw, 96px) 0; }
.news-in { display: grid; grid-template-columns: 250px minmax(0, 1fr); gap: 56px; align-items: start; }
.news-ttl { margin-top: 18px; font-size: 26px; font-weight: 500; letter-spacing: .2em; line-height: 1.5; }
.more { display: inline-flex; align-items: center; gap: 16px; margin-top: 30px; font-size: 13.5px; font-weight: 500; letter-spacing: .14em; }
.more .fx-underline { --fx-underline-h: 1px; --fx-underline-offset: 2px; }
.more .circ { color: var(--em); }
.more:hover .circ { background: var(--em); border-color: var(--em); color: #fff; }
.news-list { border-top: 1px solid var(--ink); }
.news-list a { display: grid; grid-template-columns: 78px 104px minmax(0, 1fr) 26px; align-items: center; gap: 22px; padding: 21px 10px; border-bottom: 1px solid var(--line); transition: background .4s, padding .45s cubic-bezier(.22, .61, .36, 1); }
.news-list a:hover { background: var(--gray); padding-left: 22px; }
.news-list time { font: 500 15px/1 var(--en); letter-spacing: .08em; color: var(--muted); }
.cat { justify-self: start; padding: 5px 0; min-width: 96px; text-align: center; font-size: 11.5px; font-weight: 500; line-height: 1.2; letter-spacing: .1em; color: var(--em-deep); box-shadow: inset 0 0 0 1px var(--em); border-radius: 2px; }
.cat.is-b { background: var(--em); color: #fff; }
.news-list .tl { font-size: 15px; font-weight: 500; letter-spacing: .08em; line-height: 1.7; }
.news-list i { position: relative; width: 22px; height: 1px; background: var(--ink); opacity: .45; transition: transform .45s, opacity .45s; }
.news-list i::after { content: ''; position: absolute; right: 0; top: -3px; width: 7px; height: 7px; border-top: 1px solid var(--ink); border-right: 1px solid var(--ink); transform: rotate(45deg); }
.news-list a:hover i { transform: translateX(4px); opacity: 1; }

/* ---------- 3 事業案内（全面エメラルド） ---------- */
.biz { position: relative; background: var(--em); color: #fff; padding-top: clamp(100px, 9.4vw, 160px); }
/* 細い縦の罫線（面の奥の目盛り） */
.biz::before { content: ''; position: absolute; inset: 0; pointer-events: none;
  background: repeating-linear-gradient(90deg, rgba(255, 255, 255, .1) 0 1px, transparent 1px calc((100% - 1px) / 4)) calc(var(--side) - 28px) 0 / calc(100% - var(--side) * 2 + 57px) 100% no-repeat; }
.biz > * { position: relative; }
.biz .lbl { color: #fff; }
.biz-lead { margin-top: 30px; max-width: 44em; font-size: clamp(15px, 1.2vw, 17px); line-height: 2.2; letter-spacing: .1em; }

/* 同心の半円の図（CSS だけ）。輪はゆっくり脈打ち、輪の外の点が光る */
.orbit { --R: clamp(170px, 21.5vw, 330px); --Rd: calc(var(--R) + 38px); position: relative; height: calc(var(--Rd) + 118px); margin-top: clamp(10px, 2vw, 30px); }
.orbit::after { content: ''; position: absolute; left: 0; right: 0; bottom: 0; height: 1px; background: rgba(255, 255, 255, .45); }
.orbit-fig { position: absolute; inset: 0; overflow: hidden; }
.ring { --k: 1; position: absolute; left: 50%; bottom: 0; width: calc(var(--R) * 2 * var(--k)); height: calc(var(--R) * 2 * var(--k)); margin: 0 0 calc(var(--R) * -1 * var(--k)) calc(var(--R) * -1 * var(--k)); border-radius: 50%; border: 1px solid rgba(255, 255, 255, .5); background: rgba(255, 255, 255, .075); }
.ring.r3 { --k: .76; }
.ring.r2 { --k: .52; }
.ring.core { --k: .27; border: 0; background: #fff; }
.ring.wave { background: none; border-color: rgba(255, 255, 255, .85); opacity: 0; }
.arm { position: absolute; left: 50%; bottom: 0; width: calc(var(--Rd) - var(--R) * .27); height: 1px; transform-origin: 0 50%; transform: rotate(calc(-1 * var(--a))) translateX(calc(var(--R) * .27)); }
.arm > i { display: block; height: 1px; background: rgba(255, 255, 255, .7); }
.arm::after { content: ''; position: absolute; right: -5px; top: -4.5px; width: 10px; height: 10px; border-radius: 50%; background: #fff; }
.arm::before { content: ''; position: absolute; right: -5px; top: -4.5px; width: 10px; height: 10px; border-radius: 50%; box-shadow: 0 0 0 1px #fff; opacity: 0; }
@media (prefers-reduced-motion: no-preference) {
  .ring.r4 { animation: yk-breathe 7s ease-in-out infinite; }
  .ring.r3 { animation: yk-breathe 7s ease-in-out -1.2s infinite; }
  .ring.r2 { animation: yk-breathe 7s ease-in-out -2.4s infinite; }
  .ring.wave { animation: yk-wave 7s cubic-bezier(.2, .6, .4, 1) infinite; }
  .ring.wave.w2 { animation-delay: -3.5s; }
  .arm::before { animation: yk-ping 3.6s ease-out var(--d, 0s) infinite; }
}
@keyframes yk-breathe { 0%, 100% { transform: scale(1); } 50% { transform: scale(1.035); } }
@keyframes yk-wave { 0% { transform: scale(.27); opacity: .9; } 100% { transform: scale(1.1); opacity: 0; } }
@keyframes yk-ping { 0% { transform: scale(1); opacity: .9; } 60%, 100% { transform: scale(3.4); opacity: 0; } }
.orbit-nodes { position: absolute; inset: 0; }
.node { position: absolute; left: calc(50% + var(--cx) * var(--Rd)); bottom: calc(var(--cy) * var(--Rd)); white-space: nowrap; }
.node.is-l { transform: translate(-100%, 50%); padding-right: 26px; text-align: right; }
.node.is-r { transform: translate(0, 50%); padding-left: 26px; }
.node.is-t { transform: translate(-50%, 0); padding-bottom: 22px; text-align: center; }
.node a { display: block; }
.node .no { display: block; font: 500 13px/1 var(--en); letter-spacing: .14em; opacity: .85; }
.node .no::after { content: '.'; }
.node .ja { display: block; margin-top: 9px; font-size: clamp(15px, 1.3vw, 19px); font-weight: 500; line-height: 1.3; letter-spacing: .24em; }
.node.is-l .ja { margin-right: -.24em; }
.node.is-t .ja { padding-left: .24em; }
.node .en { display: block; margin-top: 8px; font: 500 11px/1 var(--en); letter-spacing: .2em; opacity: .8; }
.node a .ja { background: linear-gradient(currentColor, currentColor) no-repeat 0 100% / 0 1px; padding-bottom: 5px; transition: background-size .45s cubic-bezier(.22, .61, .36, 1); }
.node a:hover .ja { background-size: 100% 1px; }

/* 5 枚のカード（PC は縦スクロールで横に流れる＝anim-hscroll。JS が箱を作らない時は縦に積む） */
.biz-scroll { --card-w: min(72vw, 1240px); --card-h: min(calc(100vh - var(--hh) - 112px), 720px); display: grid; gap: 28px; padding: clamp(64px, 7vw, 110px) var(--side) clamp(90px, 9vw, 150px); }
html.anim-on .anim-hscroll-track > .biz-scroll { padding-top: var(--hh); padding-bottom: 0; }
html.anim-on .anim-hscroll-track > .biz-scroll .biz-card { width: var(--card-w); }
/* 流れの進み具合（左下の細い線） */
html.anim-on .anim-hscroll-track > .biz-scroll::before,
html.anim-on .anim-hscroll-track > .biz-scroll::after { content: ''; position: absolute; left: var(--side); bottom: clamp(18px, 3.4vh, 34px); width: 180px; height: 2px; background: rgba(255, 255, 255, .35); }
html.anim-on .anim-hscroll-track > .biz-scroll::after { background: #fff; transform-origin: 0 50%; transform: scaleX(var(--p, 0)); }
/* 撮影（1 枚の絵）では横に流さず、流れの途中を切り取って見せる */
@media (min-width: 768px) {
  .biz-scroll.is-strip { display: flex; overflow: hidden; }
  .biz-scroll.is-strip .biz-card { flex: 0 0 var(--card-w); }
}
.biz-card { position: relative; display: block; height: var(--card-h); min-height: 440px; overflow: hidden; border-radius: 4px; background: var(--em-deep); color: #fff; isolation: isolate; }
.bc-ph { position: absolute; inset: 0; z-index: -2; }
.bc-ph img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.8s cubic-bezier(.22, .61, .36, 1); }
.biz-card:hover .bc-ph img { transform: scale(1.05); }
/* 写真の上の緑の暗幕 */
.biz-card::after { content: ''; position: absolute; inset: 0; z-index: -1; background: linear-gradient(180deg, rgba(0, 74, 53, .06) 16%, rgba(0, 66, 48, .64) 56%, rgba(0, 56, 41, .93) 100%); }
.bc-in { position: absolute; left: clamp(28px, 3.6vw, 56px); right: clamp(120px, 12vw, 190px); bottom: clamp(30px, 3.4vw, 52px); }
.bc-no { display: block; font: 500 20px/1 var(--en); letter-spacing: .1em; color: var(--em-light); }
.bc-no::after { content: '.'; }
.bc-en { display: block; margin-top: 8px; font: 600 clamp(40px, 5.2vw, 80px)/1.02 var(--enc); letter-spacing: .03em; color: rgba(255, 255, 255, .4); white-space: nowrap; }
.bc-ja { margin-top: clamp(16px, 1.8vw, 26px); font-size: clamp(19px, 1.6vw, 23px); font-weight: 500; line-height: 1.5; letter-spacing: .26em; }
.bc-tx { margin-top: 14px; max-width: 46em; font-size: 14.5px; line-height: 2.05; letter-spacing: .08em; overflow-wrap: anywhere; }
.bc-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
.bc-tags li { padding: 5px 13px; border-radius: 2px; box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .5); font-size: 12.5px; line-height: 1.5; letter-spacing: .08em; }
/* 丸い矢印（切れ目のある輪が、乗るとひと回りする） */
.bc-go { position: absolute; right: clamp(26px, 3.4vw, 52px); bottom: clamp(30px, 3.4vw, 52px); width: clamp(62px, 5.6vw, 84px); aspect-ratio: 1; border-radius: 50%; border: 1.5px solid #fff; border-left-color: transparent; transform: rotate(-20deg); transition: transform .9s cubic-bezier(.22, .61, .36, 1); }
.bc-go::after { content: ''; position: absolute; left: 50%; top: 50%; border: 5px solid transparent; border-left: 8px solid var(--em-light); transform: translate(-25%, -50%) rotate(20deg); transition: transform .9s cubic-bezier(.22, .61, .36, 1); }
.biz-card:hover .bc-go { transform: rotate(340deg); }
.biz-card:hover .bc-go::after { transform: translate(-25%, -50%) rotate(-340deg); }

/* ---------- 4 施工実績（濃いスレート） ---------- */
.works { background: var(--slate); color: #fff; overflow-x: clip; }
.works-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 40px; margin-bottom: clamp(44px, 4.6vw, 72px); }
.works-ttl .en { display: block; font: 500 clamp(54px, 6.6vw, 108px)/1 var(--en); letter-spacing: .03em; }
.works-ttl .ja { display: flex; align-items: center; gap: 14px; margin-top: 20px; font-size: 15px; font-weight: 500; line-height: 1; letter-spacing: .34em; }
.works-ttl .ja::before { content: ''; width: 32px; height: 1px; background: var(--em-light); }
.works-list { border-top: 1px solid var(--line-w); counter-reset: wk; --fx-peek-w: 264px; --fx-peek-rot: -2deg; }
.works-list li { border-bottom: 1px solid var(--line-w); counter-increment: wk; }
.works-list a { position: relative; display: grid; grid-template-columns: 116px minmax(0, 1fr) 40px; align-items: center; gap: 6px 22px; padding: 18px 6px; transition: background .45s, padding .45s cubic-bezier(.22, .61, .36, 1); }
.works-list > li img { grid-column: 1; grid-row: 1 / 4; width: 116px; aspect-ratio: 4 / 3; object-fit: cover; }
/* 浮かぶ写真は、カーソルの少し上に（乗っている行の字を隠さない） */
.works-list .fx-peek-float { margin-top: -118px; }
.wk-cat { grid-column: 2; grid-row: 1; justify-self: start; padding: 4px 10px; font-size: 11.5px; font-weight: 500; line-height: 1.3; letter-spacing: .1em; color: var(--em-light); box-shadow: inset 0 0 0 1px rgba(47, 211, 154, .6); border-radius: 2px; white-space: nowrap; }
.wk-name { grid-column: 2; grid-row: 2; font-size: 15.5px; font-weight: 500; line-height: 1.75; letter-spacing: .07em; transition: color .35s; }
.nb { display: inline-block; }   /* 語のまとまりで折り返す（文は変えない） */
.wk-meta { grid-column: 2; grid-row: 3; display: flex; flex-wrap: wrap; gap: 0 22px; font-size: 12.5px; line-height: 1.8; letter-spacing: .06em; color: rgba(255, 255, 255, .66); }
.works-list i { grid-column: 3; grid-row: 1 / 4; justify-self: end; position: relative; width: 38px; height: 38px; border-radius: 50%; border: 1px solid rgba(255, 255, 255, .35); transition: background .4s, border-color .4s; }
.works-list i::after { content: ''; position: absolute; left: 50%; top: 50%; width: 6px; height: 6px; border-top: 1.5px solid #fff; border-right: 1.5px solid #fff; transform: translate(-70%, -50%) rotate(45deg); }
.works-list a:hover { background: rgba(255, 255, 255, .045); }
.works-list a:hover .wk-name { color: var(--em-light); }
.works-list a:hover i { background: var(--em); border-color: var(--em); }
/* マウスのある画面＝写真は行に乗った時だけカーソルのそばに浮かぶ（fx-peek）。行は番号・札・工事名（下に場所と工期）・矢印 */
@media (min-width: 1000px) {
  .works-list.is-peek-on a { grid-template-columns: 34px 128px minmax(0, 1fr) 40px; gap: 2px 22px; padding: 22px 8px; }
  .works-list.is-peek-on a::before { content: counter(wk, decimal-leading-zero); grid-column: 1; grid-row: 1 / 3; font: 500 13px/1 var(--en); letter-spacing: .1em; color: rgba(255, 255, 255, .5); }
  .works-list.is-peek-on .wk-cat { grid-column: 2; grid-row: 1 / 3; }
  .works-list.is-peek-on .wk-name { grid-column: 3; grid-row: 1; }
  .works-list.is-peek-on .wk-meta { grid-column: 3; grid-row: 2; }
  .works-list.is-peek-on i { grid-column: 4; grid-row: 1 / 3; }
  .works-list.is-peek-on a:hover { padding-left: 20px; }
}
/* 広い画面＝1 行の表（番号・札・工事名・場所／発注・工期・矢印） */
@media (min-width: 1240px) {
  .works-list.is-peek-on a { grid-template-columns: 34px 128px minmax(0, 1fr) 244px 206px 40px; gap: 22px; padding: 25px 8px; }
  .works-list.is-peek-on a::before, .works-list.is-peek-on .wk-cat, .works-list.is-peek-on i { grid-row: 1; }
  .works-list.is-peek-on .wk-meta { display: contents; }
  .works-list.is-peek-on .wk-place { grid-column: 4; grid-row: 1; font-size: 13px; line-height: 1.7; letter-spacing: .06em; color: rgba(255, 255, 255, .66); }
  .works-list.is-peek-on .wk-term { grid-column: 5; grid-row: 1; font-size: 13px; line-height: 1.7; letter-spacing: .06em; color: rgba(255, 255, 255, .66); }
  .works-list.is-peek-on i { grid-column: 6; }
}
@media (max-width: 999px) {
  .plan-yakudo .works-list.is-peek-on > li img { display: block; }
  .works-list .fx-peek-float { display: none; }
}

/* ---------- 5 産業廃棄物処理のご利用（明るい灰） ---------- */
.waste { position: relative; background: var(--gray); padding: clamp(120px, 11vw, 190px) 0 clamp(100px, 9.4vw, 160px); overflow-x: clip; }
.waste-grid { display: grid; grid-template-columns: minmax(0, 46%) minmax(0, 1fr); align-items: center; }
.waste-ph { position: relative; }
.wp-main { height: clamp(440px, 43vw, 700px); }
.wp-main img, .wp-sub img { width: 100%; height: 100%; object-fit: cover; }
.wp-sub { position: absolute; right: clamp(-76px, -4.6vw, -40px); top: clamp(-70px, -4.6vw, -44px); width: 43%; aspect-ratio: 4 / 3; z-index: 2; --anim-wipe-color: var(--slate); --anim-wipe-bg: var(--gray); }
.waste-body { padding: 0 var(--side) 0 clamp(84px, 9vw, 150px); }
.waste-body > * { max-width: 560px; }
.waste-lead { margin-top: 30px; font-size: 16px; line-height: 2.1; letter-spacing: .08em; }
.waste-kinds { margin-top: 26px; padding: 20px 0 22px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.waste-kinds dt { font-size: 12.5px; font-weight: 500; letter-spacing: .14em; color: var(--em-deep); }
.waste-kinds dd { margin-top: 6px; font-size: 14.5px; line-height: 1.95; }
.tiles { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1px; margin-top: 34px; background: var(--line); box-shadow: 0 0 0 1px var(--line); }
.waste-note { margin-top: 28px; font-size: 13.5px; line-height: 2; color: var(--muted); }

/* ---------- 6 取り組み・認定（白） ---------- */
.csr-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); margin-top: clamp(44px, 4.6vw, 72px); border-top: 1px solid var(--ink); }
.csr-item { display: flex; flex-direction: column; padding: 46px 0 50px; border-bottom: 1px solid var(--line); }
.csr-item:nth-child(odd) { padding-right: clamp(28px, 4vw, 60px); border-right: 1px solid var(--line); }
.csr-item:nth-child(even) { padding-left: clamp(28px, 4vw, 60px); }
.csr-item > header { display: flex; align-items: baseline; gap: 18px; margin-bottom: 26px; }
.ci-no { font: 300 34px/1 var(--en); letter-spacing: .04em; color: var(--em); }
.csr-item h3 { font-size: 20px; font-weight: 500; line-height: 1.5; letter-spacing: .2em; }
.ci-cap { display: inline-block; align-self: flex-start; padding: 3px 12px; font-size: 12px; font-weight: 500; line-height: 1.6; letter-spacing: .16em; color: var(--em-deep); box-shadow: inset 0 0 0 1px var(--em); border-radius: 2px; }
.ci-big { margin-top: 16px; font-size: clamp(17px, 1.45vw, 20px); font-weight: 500; line-height: 2; letter-spacing: .12em; }
.ci-big .nb { display: block; }
.ci-tx { margin-top: 14px; font-size: 14.5px; line-height: 2.05; color: #3a4543; }
.ci-split { display: grid; grid-template-columns: minmax(0, 1fr) clamp(150px, 15vw, 210px); gap: 26px; align-items: start; }
.ci-ph img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.ci-list li { position: relative; padding-left: 22px; font-size: 14.5px; line-height: 2.05; }
.ci-list li + li { margin-top: 14px; }
.ci-list li::before { content: ''; position: absolute; left: 0; top: 1em; width: 10px; height: 1px; background: var(--em); }
.ci-more { display: inline-flex; align-items: center; align-self: flex-start; gap: 14px; margin-top: auto; padding-top: 28px; font-size: 13px; font-weight: 500; letter-spacing: .14em; }
.ci-more .fx-underline { --fx-underline-h: 1px; --fx-underline-offset: 2px; }
.ci-more .circ { width: 32px; height: 32px; color: var(--em); }
.ci-more:hover .circ { background: var(--em); border-color: var(--em); color: #fff; }
.quals { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 28px; }
.quals > div { display: flex; align-items: flex-end; justify-content: space-between; gap: 12px; padding: 12px 0 14px; border-bottom: 1px solid var(--line); }
.quals dt { font-size: 13.5px; font-weight: 500; line-height: 1.6; letter-spacing: .06em; padding-bottom: 6px; }
.quals dd { display: flex; align-items: baseline; gap: 4px; white-space: nowrap; }
.quals .num { font: 300 clamp(44px, 4vw, 58px)/1 var(--en); letter-spacing: 0; color: var(--em); font-variant-numeric: tabular-nums; }
.quals .unit { font-size: 14px; font-weight: 500; }
.quals + .ci-tx { margin-top: 22px; }
.certs { display: grid; grid-template-columns: 300px minmax(0, 1fr); align-items: center; gap: clamp(32px, 4.4vw, 64px); margin-top: clamp(48px, 5vw, 76px); padding: clamp(28px, 3.2vw, 44px) clamp(28px, 3.6vw, 52px); background: var(--gray); }
.certs-ttl { display: flex; align-items: center; gap: 12px; font-size: 15px; font-weight: 500; line-height: 1.4; letter-spacing: .22em; }
.certs-ttl::before { content: ''; width: 20px; height: 1px; background: var(--em); }
.certs-ph { margin-top: 18px; background: #fff; }
.certs-ph img { width: 100%; height: auto; }
.certs-list { display: flex; flex-wrap: wrap; gap: 10px; }
.certs-list li { padding: 9px 18px; background: #fff; box-shadow: inset 0 0 0 1px var(--line); border-left: 2px solid var(--em); font-size: 14px; font-weight: 500; line-height: 1.6; letter-spacing: .08em; }

/* ---------- 7 会社案内 ---------- */
.msg { position: relative; padding: clamp(120px, 11vw, 190px) 0; overflow: hidden; isolation: isolate; color: #fff; text-align: center; }
.msg-bg { position: absolute; inset: -40px; z-index: -2; }
.msg-bg img { width: 100%; height: 100%; object-fit: cover; filter: blur(16px) saturate(.75); }
.msg::before { content: ''; position: absolute; inset: 0; z-index: -1; background: rgba(20, 32, 30, .74); }
.msg .lbl { color: var(--em-light); }
.msg .ttl { margin-top: 20px; padding-left: .2em; }
.msg-lines { margin-top: clamp(36px, 4vw, 60px); }
.msg-lines p { font-size: clamp(14.5px, 1.2vw, 17px); line-height: 2.6; letter-spacing: .16em; }
.msg-lines p + p { margin-top: 1.5em; }
.msg-sign { display: flex; align-items: baseline; justify-content: center; gap: 18px; white-space: nowrap; margin-top: clamp(34px, 3.6vw, 54px); font-size: 21px; font-weight: 500; line-height: 1.4; letter-spacing: .3em; }
.msg-sign small { font-size: 13px; font-weight: 400; letter-spacing: .16em; opacity: .85; }
.co-grid { display: grid; grid-template-columns: minmax(0, 1.08fr) minmax(0, 1fr); gap: clamp(40px, 5.6vw, 88px); align-items: center; padding: clamp(80px, 8vw, 130px) 0; }
.co-ph { aspect-ratio: 16 / 10; }
.co-ph img { width: 100%; height: 100%; object-fit: cover; }
.co-table { border-top: 1px solid var(--ink); }
.co-table > div { display: grid; grid-template-columns: 110px minmax(0, 1fr); gap: 16px; padding: 15px 4px; border-bottom: 1px solid var(--line); }
.co-table dt { font-size: 13.5px; font-weight: 500; letter-spacing: .2em; color: var(--em-deep); }
.co-table dd { font-size: 15px; letter-spacing: .08em; }
.co-links { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1px; margin-top: 34px; background: var(--line); box-shadow: 0 0 0 1px var(--line); }
.co-links .tile { height: 76px; }

/* ---------- 8 採用情報 ---------- */
.recruit { position: relative; padding: clamp(120px, 11vw, 180px) 0; overflow: hidden; isolation: isolate; background: var(--slate); color: #fff; }
.recruit-bg { position: absolute; inset: -72px 0; z-index: -2; }
.recruit-bg img { width: 100%; height: 100%; object-fit: cover; object-position: 30% 50%; }
/* 写真の上の暗幕（右側の字を読むため） */
.recruit::before { content: ''; position: absolute; inset: 0; z-index: -1; background: linear-gradient(270deg, rgba(18, 30, 28, .93) 0%, rgba(18, 30, 28, .82) 40%, rgba(18, 30, 28, .22) 78%, rgba(18, 30, 28, .12) 100%); }
.recruit-in { width: min(100%, 560px); margin-left: auto; }
.recruit .lbl { color: var(--em-light); }
.recruit-ttl { margin-top: 18px; font-size: 17px; font-weight: 500; line-height: 1.5; letter-spacing: .3em; }
.recruit-call { margin-top: clamp(26px, 2.8vw, 40px); font-size: clamp(25px, 2.7vw, 40px); font-weight: 500; line-height: 1.7; letter-spacing: .1em; white-space: nowrap; }
.recruit-tx { margin-top: 26px; font-size: 15px; line-height: 2.1; }
.recruit-tx p + p { margin-top: .9em; }
.recruit-want { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 18px; align-items: baseline; margin-top: 26px; padding: 16px 0; border-top: 1px solid var(--line-w); border-bottom: 1px solid var(--line-w); }
.recruit-want dt { font-size: 12.5px; font-weight: 500; letter-spacing: .16em; color: var(--em-light); white-space: nowrap; }
.recruit-want dd { font-size: 14.5px; line-height: 1.9; }
.btn-row { margin-top: 38px; }

/* ---------- 9 情報公開（白） ---------- */
.dis-grid { display: grid; grid-template-columns: 300px minmax(0, 1fr); gap: clamp(40px, 6vw, 96px); align-items: start; }
.dis-list { border-top: 1px solid var(--ink); }
.dis-list a { display: grid; grid-template-columns: 44px minmax(0, 1fr) auto 38px; align-items: center; gap: 20px; padding: 24px 8px; border-bottom: 1px solid var(--line); transition: background .4s, padding .45s cubic-bezier(.22, .61, .36, 1); }
.dis-list a:hover { background: var(--gray); padding-left: 22px; }
.dis-list .no { font: 500 13px/1 var(--en); letter-spacing: .12em; color: var(--em); }
.dis-list .nm { font-size: 17px; font-weight: 500; line-height: 1.6; letter-spacing: .14em; }
.dis-list .nm small { display: block; margin-top: 6px; font-size: 13px; font-weight: 400; line-height: 1.8; letter-spacing: .06em; color: var(--muted); }
.pdf { padding: 4px 9px 3px; font: 600 11px/1 var(--en); letter-spacing: .16em; color: var(--em-deep); box-shadow: inset 0 0 0 1px var(--em); border-radius: 2px; }
.dis-list .circ { color: var(--em); }
.dis-list a:hover .circ { background: var(--em); border-color: var(--em); color: #fff; }

/* ---------- 10 お問い合わせ（エメラルド） ---------- */
.contact { position: relative; padding: clamp(100px, 9.4vw, 150px) 0; background: var(--em); color: #fff; }
.contact .lbl { color: #fff; }
.contact-grid { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr); gap: clamp(40px, 6vw, 96px); align-items: end; }
.contact-hq { margin-top: clamp(30px, 3.2vw, 46px); }
.ch-cap { display: inline-block; padding: 3px 14px; font-size: 12.5px; font-weight: 500; line-height: 1.6; letter-spacing: .3em; text-indent: .3em; box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .7); border-radius: 2px; }
.ch-tel { display: flex; align-items: baseline; gap: 16px; margin-top: 14px; font: 500 clamp(44px, 5vw, 76px)/1.05 var(--en); letter-spacing: .03em; white-space: nowrap; }
.ch-tel small, .ch-fax small { font-weight: 600; letter-spacing: .2em; }
.ch-tel small { font-size: 15px; }
.ch-fax { display: flex; align-items: baseline; gap: 14px; margin-top: 12px; font: 400 clamp(20px, 1.9vw, 26px)/1.1 var(--en); letter-spacing: .06em; }
.ch-fax small { font-size: 12px; }
.desks li { padding: 26px 0 28px; border-top: 1px solid rgba(255, 255, 255, .5); }
.desks li:last-child { border-bottom: 1px solid rgba(255, 255, 255, .5); }
.dk-for { font-size: 14.5px; line-height: 1.8; letter-spacing: .1em; }
.dk-name { margin-top: 8px; font-size: 19px; font-weight: 500; line-height: 1.5; letter-spacing: .2em; }
.dk-tel { display: flex; align-items: baseline; gap: 14px; margin-top: 6px; font: 500 clamp(26px, 2.5vw, 34px)/1.2 var(--en); letter-spacing: .05em; white-space: nowrap; }
.dk-tel small { font-size: 11.5px; font-weight: 600; letter-spacing: .2em; }

/* ---------- フッター（濃いスレート） ---------- */
.site-footer { padding: clamp(64px, 6vw, 92px) 0 34px; background: var(--slate); color: rgba(255, 255, 255, .82); font-size: 13.5px; }
.f-grid { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 56px; align-items: start; }
.f-logo { display: inline-flex; align-items: center; gap: 14px; padding: 14px 24px 14px 18px; background: #fff; color: var(--ink); border-radius: 2px; }
.f-logo img { width: auto; height: 50px; }
.f-brand address { margin-top: 22px; line-height: 2; letter-spacing: .08em; }
.f-tel { font-family: var(--en); font-size: 15px; letter-spacing: .08em; }
.f-nav { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 14px 34px; padding-top: 8px; font-size: 14px; font-weight: 500; letter-spacing: .12em; color: #fff; }
.f-nav a { --fx-underline-color: var(--em-light); --fx-underline-h: 1px; }
.f-bottom { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px 28px; margin-top: clamp(44px, 4.6vw, 68px); padding-top: 24px; border-top: 1px solid var(--line-w); font-size: 12.5px; letter-spacing: .1em; }
.f-bottom a { --fx-underline-h: 1px; }
.f-bottom small { font-size: 12.5px; letter-spacing: .12em; }

/* TOPへ戻る（orbit）を白い円の札に載せる＝エメラルド・スレート・白のどの面でも読める */
.plan-yakudo .asbsb-backtop.asbsb-bt-orbit { background: #fff; box-shadow: 0 0 0 1px rgba(31, 43, 42, .14); }

/* ---------- 画面の幅ごと ---------- */
@media (max-width: 1400px) {
  .gnav { gap: 18px; font-size: 13.5px; }
  .h-tel { margin-left: 18px; font-size: 18px; }
  .h-tel small { font-size: 10px; }
  .h-contact { margin: 0 20px 0 16px; padding: 0 18px; }
}
@media (max-width: 1319px) {
  .h-tel { display: none; }
  .h-contact { margin-left: 22px; }
}
@media (max-width: 1180px) {
  .gnav, .h-contact { display: none; }
  .h-recruit { margin-left: auto; }
  .menu-btn { display: block; height: 88px; width: 76px; transition: height .35s; }
  .menu-btn span { left: 27px; }
  .menu-btn span:nth-child(1) { top: 36px; } .menu-btn span:nth-child(2) { top: 43px; } .menu-btn span:nth-child(3) { top: 50px; }
  .site-header.is-scrolled .menu-btn { height: var(--hh); }
  .site-header.is-scrolled .menu-btn span:nth-child(1) { top: 28px; } .site-header.is-scrolled .menu-btn span:nth-child(2) { top: 35px; } .site-header.is-scrolled .menu-btn span:nth-child(3) { top: 42px; }
  .h-recruit, .site-header.is-scrolled .h-recruit { width: 110px; height: 88px; gap: 7px; }
  .site-header.is-scrolled .h-recruit { height: var(--hh); }
  .h-recruit i { display: none; }
}
@media (max-width: 1279px) {
  .tile { padding: 0 14px 0 16px; gap: 10px; }
  .tile .nm { font-size: 14px; letter-spacing: .04em; white-space: nowrap; }
  .tile i { width: 14px; }
  .quals { grid-template-columns: 1fr; }
}
@media (max-width: 999px) {
  :root { --gut: 36px; }
  .orbit { --R: 19vw; }
  .news-in { grid-template-columns: 1fr; gap: 28px; }
  .news-head { display: grid; grid-template-columns: 1fr auto; align-items: end; }
  .news-head .lbl { grid-column: 1 / -1; }
  .more { margin-top: 0; }
  .works-head { align-items: flex-start; flex-direction: column; gap: 28px; }
  .waste-grid { grid-template-columns: 1fr; }
  .waste-ph { width: 78%; }
  .waste-body { padding: 72px var(--side) 0; }
  .waste-body > * { max-width: none; }
  .tiles { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .csr-grid { grid-template-columns: 1fr; }
  .csr-item:nth-child(odd), .csr-item:nth-child(even) { padding-left: 0; padding-right: 0; border-right: 0; }
  .certs { grid-template-columns: 1fr; }
  .certs-ph { max-width: 300px; }
  .co-grid, .dis-grid, .contact-grid, .f-grid { grid-template-columns: 1fr; }
  .contact-grid { align-items: start; }
  .f-nav { justify-content: flex-start; }
}
@media (max-width: 767px) {
  :root { --gut: 20px; --hh: 60px; --fx-backtop-size: 72px; --fx-backtop-right: 12px; --fx-backtop-bottom: 12px; }
  body.plan-yakudo { font-size: 14.5px; }
  .sec { padding: 84px 0; }
  .ttl { font-size: 24px; letter-spacing: .16em; }
  .btn { min-width: 0; width: 100%; height: 60px; padding-left: 22px; font-size: 14px; }
  .tile { height: 58px; padding: 0 16px 0 14px; gap: 14px; }
  .tile .nm { font-size: 14.5px; letter-spacing: .08em; }

  .site-header, .site-header.is-scrolled { height: 60px; }
  .h-logo { gap: 9px; padding: 0 14px 0 12px; }
  .h-logo img, .site-header.is-scrolled .h-logo img { height: 34px; }
  .h-name { gap: 4px; }
  .h-name b { font-size: 13.5px; letter-spacing: .08em; }
  .h-name small { font-size: 8.5px; letter-spacing: .2em; }
  .h-recruit, .site-header.is-scrolled .h-recruit { width: 62px; height: 60px; gap: 5px; }
  .h-recruit .ja { font-size: 11.5px; letter-spacing: .08em; padding-left: .08em; }
  .h-recruit .en { font-size: 8.5px; letter-spacing: .14em; padding-left: .14em; }
  .menu-btn, .site-header.is-scrolled .menu-btn { width: 60px; height: 60px; }
  .menu-btn span { left: 19px; }
  .menu-btn span:nth-child(1), .site-header.is-scrolled .menu-btn span:nth-child(1) { top: 23px; }
  .menu-btn span:nth-child(2), .site-header.is-scrolled .menu-btn span:nth-child(2) { top: 29.5px; }
  .menu-btn span:nth-child(3), .site-header.is-scrolled .menu-btn span:nth-child(3) { top: 36px; }

  .hero { min-height: 560px; }
  .hero-en { top: 46%; font-size: clamp(76px, 13.5vh, 120px); }
  .hero-body { top: 51%; padding: 0 16px; }
  .hero-catch { font-size: 25px; letter-spacing: .26em; text-indent: .26em; }
  .hero-sub { margin-top: 16px; font-size: 12px; letter-spacing: .12em; }
  .hero-sub span { display: block; }
  .hero-scroll i { height: 52px; }

  .news { padding: 60px 0; }
  .news-ttl { font-size: 22px; }
  .news-list a { grid-template-columns: auto auto minmax(0, 1fr); gap: 6px 12px; padding: 16px 2px; }
  .news-list a:hover { padding-left: 2px; }
  .news-list .tl { grid-column: 1 / -1; font-size: 14.5px; }
  .news-list i { display: none; }
  .cat { min-width: 84px; }

  .biz { padding-top: 84px; }
  .biz::before { display: none; }
  .biz-lead { margin-top: 22px; font-size: 14.5px; line-height: 2.1; letter-spacing: .06em; }
  /* 半円は上に小さく、5 つの名前は下に行で並べる */
  .orbit { --R: min(38vw, 190px); --Rd: calc(var(--R) + 20px); height: auto; margin-top: 36px; }
  .orbit::after { display: none; }
  .orbit-fig { position: relative; inset: auto; height: calc(var(--Rd) + 30px); border-bottom: 1px solid rgba(255, 255, 255, .45); }
  .orbit-nodes { position: static; }
  .node, .node.is-l, .node.is-r, .node.is-t { position: static; transform: none; padding: 0; text-align: left; white-space: normal; border-bottom: 1px solid rgba(255, 255, 255, .32); }
  .node a { display: grid; grid-template-columns: 38px minmax(0, 1fr) auto; align-items: baseline; gap: 4px; padding: 15px 2px; }
  .node .ja, .node.is-l .ja, .node.is-t .ja { margin: 0; padding: 0; font-size: 15.5px; letter-spacing: .14em; background: none; }
  .node .en { margin: 0; font-size: 9.5px; letter-spacing: .12em; }
  .biz-scroll { --card-h: 480px; gap: 16px; padding: 44px var(--side) 84px; }
  .biz-card { min-height: 0; }
  .biz-card::after { background: linear-gradient(180deg, rgba(0, 74, 53, .14) 0%, rgba(0, 66, 48, .7) 42%, rgba(0, 56, 41, .94) 100%); }
  .bc-in { left: 22px; right: 22px; bottom: 26px; }
  .bc-en { font-size: clamp(28px, 8.7vw, 44px); }
  .bc-ja { padding-right: 70px; }
  .bc-tx { font-size: 13.5px; line-height: 1.95; letter-spacing: .04em; }
  .bc-tags { gap: 6px; margin-top: 14px; }
  .bc-tags li { padding: 4px 9px; font-size: 11.5px; letter-spacing: .02em; }
  .bc-go { right: 20px; top: 20px; bottom: auto; width: 54px; }

  .works-ttl .en { font-size: 50px; }
  .works-ttl .ja { margin-top: 16px; font-size: 14px; }
  .works-list a { grid-template-columns: 92px minmax(0, 1fr); gap: 4px 14px; padding: 16px 0; align-items: start; }
  .works-list > li img { width: 92px; grid-row: 1 / 4; }
  .works-list i { display: none; }
  .wk-cat { font-size: 10.5px; padding: 3px 8px; }
  .wk-name { font-size: 14px; line-height: 1.7; letter-spacing: .03em; }
  .wk-meta { font-size: 11.5px; letter-spacing: .02em; }

  .waste { padding: 84px 0; }
  .waste-ph { width: calc(100% - 44px); }
  .wp-main { height: 300px; }
  .wp-sub { right: -30px; top: -34px; width: 46%; }
  .waste-body { padding-top: 54px; }
  .waste-lead { margin-top: 22px; font-size: 15px; }
  .tiles, .co-links { grid-template-columns: 1fr; margin-top: 26px; }
  .co-links .tile { height: 58px; }

  .csr-item { padding: 34px 0 38px; }
  .csr-item > header { gap: 14px; margin-bottom: 20px; }
  .ci-no { font-size: 28px; }
  .csr-item h3 { font-size: 18px; letter-spacing: .14em; }
  .ci-big { font-size: 16px; letter-spacing: .08em; }
  .ci-split { grid-template-columns: 1fr; gap: 18px; }
  .ci-ph { max-width: 240px; }
  .quals { grid-template-columns: 1fr; }
  .quals .num { font-size: 42px; }
  .certs { padding: 26px 20px; gap: 22px; }
  .certs-ph { max-width: 250px; }
  .certs-list { gap: 8px; }
  .certs-list li { padding: 7px 12px; font-size: 13px; letter-spacing: .04em; }

  .msg { padding: 92px 0; }
  .msg-lines p { font-size: 14.5px; line-height: 2.3; letter-spacing: .08em; text-align: left; }
  .pc-br { display: none; }
  .msg-sign { margin-top: 30px; font-size: 18px; letter-spacing: .22em; justify-content: flex-end; }
  .co-grid { padding: 64px 0 84px; gap: 30px; }
  .co-table > div { grid-template-columns: 78px minmax(0, 1fr); padding: 13px 2px; }
  .co-table dd { font-size: 14px; letter-spacing: .04em; }

  .recruit { padding: 92px 0 96px; }
  .recruit::before { background: linear-gradient(0deg, rgba(18, 30, 28, .94) 0%, rgba(18, 30, 28, .86) 55%, rgba(18, 30, 28, .5) 100%); }
  .recruit-in { width: 100%; }
  .recruit-call { font-size: 22px; letter-spacing: .04em; }
  .recruit-want { grid-template-columns: 1fr; gap: 4px; }
  .btn-row { margin-top: 30px; }

  .dis-list a { grid-template-columns: 28px minmax(0, 1fr) auto; gap: 12px; padding: 20px 2px; }
  .dis-list a:hover { padding-left: 2px; }
  .dis-list .nm { font-size: 15.5px; letter-spacing: .08em; }
  .dis-list .nm small { font-size: 12px; letter-spacing: .02em; }
  .dis-list .circ { display: none; }

  .contact { padding: 84px 0; }
  .ch-tel { gap: 10px; font-size: clamp(38px, 12vw, 50px); }
  .ch-tel small { font-size: 12px; }
  .dk-for { font-size: 13.5px; letter-spacing: .04em; }
  .dk-name { font-size: 17px; }

  .site-footer { padding: 56px 0 104px; }
  .f-logo { gap: 10px; padding: 10px 16px 10px 12px; }
  .f-logo img { height: 38px; }
  .f-brand address { font-size: 13px; letter-spacing: .04em; }
  .f-tel { font-size: 14px; letter-spacing: .04em; }
  .f-nav { display: grid; grid-template-columns: 1fr 1fr; gap: 12px 20px; justify-items: start; }
}
@media (max-width: 340px) {
  .h-logo { gap: 7px; padding: 0 10px 0 8px; }
  .h-logo img, .site-header.is-scrolled .h-logo img { height: 30px; }
  .h-name b { font-size: 12.5px; letter-spacing: .04em; }
  .h-name small { display: none; }
}