@charset "UTF-8";
/* =========================================================
   株式会社丸内 — リニューアル用スタイルシート
   テーマ：カチッとしたコーポレート / グリーン
   ========================================================= */

/* ---------- Design tokens ---------- */
:root {
  --green:      #006625;
  --green-d:    #004d1c;
  --green-dd:   #002e11;
  --green-acc:  #179c48;
  --green-pale: #edf4ee;
  --cream:      #f5f4ea;
  --cream-d:    #eeede0;
  --ink:        #242624;
  --gray:       #5c615c;
  --line:       #e3e4dd;
  --white:      #ffffff;
  --shadow:     0 10px 30px rgba(0, 42, 16, .08);
  --shadow-sm:  0 4px 14px rgba(0, 42, 16, .06);
  --container:  1140px;
  --ease:       cubic-bezier(.22, .61, .36, 1);
  --font-jp:    "Zen Kaku Gothic New", "Hiragino Kaku Gothic ProN", "Noto Sans JP", sans-serif;
  --font-mincho:"Zen Old Mincho", "Hiragino Mincho ProN", serif;
  --font-en:    "Barlow Semi Condensed", sans-serif;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-jp);
  font-weight: 500;
  color: var(--ink);
  background: var(--white);
  line-height: 1.9;
  letter-spacing: .02em;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; vertical-align: bottom; }
a { color: inherit; text-decoration: none; transition: color .25s, opacity .25s; }
ul, ol { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4, p, dl, dd, figure, table { margin: 0; }
table { border-collapse: collapse; }
iframe { display: block; }
button { font-family: inherit; cursor: pointer; }

/* ---------- Layout helpers ---------- */
.container { width: 100%; max-width: var(--container); margin-inline: auto; padding-inline: 24px; }
.section { padding-block: clamp(56px, 8vw, 104px); }
.section--tint  { background: var(--cream); }
.section--tint2 { background: var(--cream-d); }
.section--green {
  background: var(--green-d);
  background-image: linear-gradient(160deg, var(--green-d) 0%, var(--green-dd) 100%);
  color: #fff;
}
.section--grid {
  background:
    linear-gradient(var(--cream) 0 0) padding-box,
    repeating-linear-gradient(0deg, rgba(0,102,37,.05) 0 1px, transparent 1px 40px),
    repeating-linear-gradient(90deg, rgba(0,102,37,.05) 0 1px, transparent 1px 40px);
  background-color: var(--cream);
}

/* ---------- Section heading ---------- */
.sec-head { margin-bottom: clamp(32px, 4vw, 52px); }
.sec-head__en {
  display: block;
  font-family: var(--font-en);
  font-weight: 700;
  font-size: clamp(2.4rem, 6vw, 3.6rem);
  letter-spacing: .04em;
  line-height: 1;
  color: var(--green);
  text-transform: uppercase;
}
.sec-head__ja {
  display: inline-block;
  margin-top: 14px;
  padding-left: 20px;
  position: relative;
  font-size: 1.06rem;
  font-weight: 700;
  letter-spacing: .1em;
  color: var(--ink);
}
.sec-head__ja::before {
  content: ""; position: absolute; left: 0; top: 50%;
  width: 12px; height: 2px; background: var(--green-acc); transform: translateY(-50%);
}
.section--green .sec-head__en { color: #fff; }
.section--green .sec-head__ja { color: rgba(255,255,255,.85); }
.sec-head.is-center { text-align: center; }
.sec-head.is-center .sec-head__ja { padding-left: 0; }
.sec-head.is-center .sec-head__ja::before { display: none; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: .7em;
  padding: 16px 40px;
  font-weight: 700; letter-spacing: .08em;
  background: var(--green); color: #fff;
  border-radius: 2px;
  transition: background .3s, transform .3s, box-shadow .3s;
  box-shadow: var(--shadow-sm);
}
.btn i { transition: transform .3s var(--ease); }
.btn:hover { background: var(--green-acc); transform: translateY(-2px); }
.btn:hover i { transform: translateX(4px); }
.btn--light { background: #fff; color: var(--green-d); }
.btn--light:hover { background: var(--cream); color: var(--green-d); }
.btn--outline { background: transparent; color: var(--green); border: 1.5px solid var(--green); box-shadow: none; }
.btn--outline:hover { background: var(--green); color: #fff; }

/* =========================================================
   Header
   ========================================================= */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,.96);
  backdrop-filter: saturate(1.2) blur(6px);
  border-top: 4px solid var(--green);
  box-shadow: 0 1px 0 var(--line);
  transition: box-shadow .3s;
}
.site-header.is-scrolled { box-shadow: 0 6px 20px rgba(0,42,16,.10); }
.site-header__bar {
  max-width: 1280px; margin-inline: auto;
  display: flex; align-items: center; gap: 24px;
  padding: 12px 24px; min-height: 72px;
}
.site-header__logo img { height: 46px; width: auto; }
.gnav { margin-left: auto; display: flex; align-items: center; gap: 28px; }
.gnav__list { display: flex; align-items: stretch; gap: 4px; }
.gnav__item > a {
  display: flex; flex-direction: column; align-items: center; gap: 3px;
  padding: 10px 16px; position: relative;
  font-weight: 700; font-size: .93rem;
}
.gnav__item > a::after {
  content: ""; position: absolute; left: 16px; right: 16px; bottom: 4px; height: 2px;
  background: var(--green-acc); transform: scaleX(0); transform-origin: left;
  transition: transform .3s var(--ease);
}
.gnav__item > a:hover { color: var(--green); }
.gnav__item > a:hover::after,
.gnav__item.is-current > a::after { transform: scaleX(1); }
.gnav__item.is-current > a { color: var(--green); }
.gnav__en {
  font-family: var(--font-en); font-size: .64rem; font-weight: 600;
  letter-spacing: .08em; text-transform: uppercase; color: var(--green-acc);
}
.gnav__tel {
  font-family: var(--font-en); font-weight: 700; font-size: 1.15rem;
  letter-spacing: .03em; color: var(--green-d); white-space: nowrap;
}
.gnav__tel i { font-size: .85em; margin-right: 6px; color: var(--green-acc); }

/* hamburger */
.nav-toggle {
  display: none; width: 48px; height: 48px; margin-left: auto;
  border: none; background: var(--green); border-radius: 3px; position: relative;
}
.nav-toggle span {
  position: absolute; left: 12px; right: 12px; height: 2px; background: #fff;
  transition: transform .3s, opacity .3s;
}
.nav-toggle span:nth-child(1) { top: 16px; }
.nav-toggle span:nth-child(2) { top: 23px; }
.nav-toggle span:nth-child(3) { top: 30px; }
.nav-toggle.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.is-open span:nth-child(2) { opacity: 0; }
.nav-toggle.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* drawer (mobile) */
.drawer {
  position: fixed; inset: 72px 0 0; z-index: 90;
  background: var(--green-d); color: #fff;
  padding: 30px 24px; overflow-y: auto;
  transform: translateY(-8px); opacity: 0; transition: opacity .3s, transform .3s;
}
.drawer.is-open { opacity: 1; transform: none; }
.drawer__item { border-bottom: 1px solid rgba(255,255,255,.14); }
.drawer__item > a { display: flex; align-items: baseline; gap: 14px; padding: 18px 6px; }
.drawer__en {
  font-family: var(--font-en); font-size: .95rem; letter-spacing: .06em;
  color: var(--green-acc); text-transform: uppercase; min-width: 92px; font-weight: 700;
}
.drawer__ja { font-weight: 700; }
.drawer__item.is-current > a { color: #bff0cf; }
.drawer__tel {
  display: inline-flex; align-items: center; gap: 10px; margin-top: 28px;
  font-family: var(--font-en); font-size: 1.5rem; font-weight: 700;
}

/* =========================================================
   Hero (top page)
   ========================================================= */
.hero { position: relative; min-height: min(88vh, 760px); display: flex; align-items: center; overflow: hidden; background: #05321a; }

/* --- 背景スライドショー（3枚をシャープなワイプで切替） --- */
.hero__slides { position: absolute; inset: 0; z-index: 0; }
.hero__slide {
  position: absolute; inset: 0; background-size: cover; background-position: center;
  clip-path: polygon(-40% 0, 100% 0, 100% 100%, 0% 100%);
  transform: scale(1.12); opacity: 0; will-change: clip-path, transform, opacity;
  animation: heroCycle 21s cubic-bezier(.7,0,.2,1) infinite both;
}
.hero__slide:nth-child(1) { animation-delay: 0s; }
.hero__slide:nth-child(2) { animation-delay: 7s; }
.hero__slide:nth-child(3) { animation-delay: 14s; }
@keyframes heroCycle {
  /* 0-5%: 斜めワイプでシャキーンと登場 */
  0%     { clip-path: polygon(100% 0, 100% 0, 100% 100%, 100% 100%); transform: scale(1.16); opacity: 1; z-index: 3; }
  5%     { clip-path: polygon(-40% 0, 100% 0, 100% 100%, 0% 100%);   transform: scale(1.13); opacity: 1; z-index: 3; }
  5.01%  { z-index: 2; }
  /* 5-33%: ゆっくりズーム（ケンバーンズ）で待機 */
  33%    { clip-path: polygon(-40% 0, 100% 0, 100% 100%, 0% 100%);   transform: scale(1.02); opacity: 1; z-index: 2; }
  33.01% { z-index: 1; }
  42%    { opacity: 1; }              /* 次の写真が覆い終わるまで見せておく */
  47%    { opacity: 0; }              /* 覆われた後に消す（切替は見えない） */
  100%   { clip-path: polygon(-40% 0, 100% 0, 100% 100%, 0% 100%);   transform: scale(1); opacity: 0; z-index: 1; }
}

/* テキスト可読性のためのグラデーション */
.hero__overlay {
  position: absolute; inset: 0; z-index: 4; pointer-events: none;
  background: linear-gradient(105deg, rgba(0,42,16,.88) 0%, rgba(0,66,25,.60) 46%, rgba(0,54,20,.24) 100%);
}
/* 切替のたびに走る光のスジ（シャキーン） */
.hero__flash {
  position: absolute; inset: -20% -30%; z-index: 5; pointer-events: none;
  background: linear-gradient(105deg, transparent 44%, rgba(190,255,210,.0) 47%, rgba(224,255,236,.65) 50%, rgba(255,255,255,.0) 53%, transparent 56%);
  mix-blend-mode: screen; transform: translateX(-130%);
  animation: heroFlash 7s cubic-bezier(.7,0,.2,1) infinite;
}
@keyframes heroFlash {
  0%   { transform: translateX(-130%) skewX(-8deg); opacity: 0; }
  3%   { opacity: 1; }
  14%  { transform: translateX(130%)  skewX(-8deg); opacity: 0; }
  100% { transform: translateX(130%)  skewX(-8deg); opacity: 0; }
}

.hero__inner { position: relative; z-index: 6; width: 100%; }
.hero__copy { max-width: 760px; color: #fff; }
.hero__bar {
  display: block; width: 64px; height: 4px; border-radius: 2px; margin-bottom: 24px;
  background: linear-gradient(90deg, #17c46c, #8fe0aa); box-shadow: 0 0 18px rgba(40,208,122,.75);
  transform-origin: left; transform: scaleX(0); animation: heroBar .7s cubic-bezier(.7,0,.2,1) .15s both;
}
.hero__en {
  font-family: var(--font-en); font-weight: 600; letter-spacing: .22em;
  text-transform: uppercase; color: #bff0cf; font-size: clamp(.8rem, 2vw, 1rem);
  margin-bottom: 22px;
  animation: heroClip .8s cubic-bezier(.7,0,.2,1) .1s both;
}
.hero__title {
  font-size: clamp(2.3rem, 6.4vw, 4.6rem); font-weight: 900; line-height: 1.3;
  letter-spacing: .02em; text-shadow: 0 2px 30px rgba(0,0,0,.25);
}
.hero__line { display: block; overflow: hidden; padding-bottom: .04em; }
.hero__line > span { display: block; transform: translateY(115%); animation: heroUp .95s cubic-bezier(.19,1,.22,1) both; }
.hero__line:nth-child(1) > span { animation-delay: .28s; }
.hero__line:nth-child(2) > span { animation-delay: .44s; }
.hero__title em { font-style: normal; color: #8fe0aa; position: relative; }
.hero__title em::after {
  content: ""; position: absolute; left: -.04em; right: -.04em; bottom: .05em; height: .16em; z-index: -1;
  background: rgba(40,208,122,.5); border-radius: 2px;
  transform-origin: left; transform: scaleX(0); animation: heroBar .6s cubic-bezier(.7,0,.2,1) 1s both;
}
.hero__lead {
  margin-top: 26px; font-size: clamp(1rem, 2.2vw, 1.18rem); font-weight: 500;
  line-height: 2; color: rgba(255,255,255,.94); max-width: 640px;
  animation: heroFade 1s cubic-bezier(.19,1,.22,1) .66s both;
}
@keyframes heroUp   { from { transform: translateY(115%); } to { transform: translateY(0); } }
@keyframes heroFade { from { opacity: 0; transform: translateY(22px); } to { opacity: 1; transform: none; } }
@keyframes heroClip { from { opacity: 0; clip-path: inset(0 100% 0 0); transform: translateX(-10px); } to { opacity: 1; clip-path: inset(0 0 0 0); transform: none; } }
@keyframes heroBar  { from { transform: scaleX(0); } to { transform: scaleX(1); } }

.hero__scroll {
  position: absolute; left: 50%; bottom: 22px; z-index: 6; transform: translateX(-50%);
  font-family: var(--font-en); font-size: .68rem; letter-spacing: .2em; color: #fff;
  writing-mode: vertical-rl; text-transform: uppercase; opacity: .85;
  animation: heroFade 1s ease 1.2s both;
}
.hero__scroll::after {
  content: ""; display: block; width: 1px; height: 46px; margin: 12px auto 0;
  background: linear-gradient(#fff, transparent); animation: scrollline 2s infinite;
}
@keyframes scrollline { 0%{transform:scaleY(0);transform-origin:top} 40%{transform:scaleY(1);transform-origin:top} 60%{transform:scaleY(1);transform-origin:bottom} 100%{transform:scaleY(0);transform-origin:bottom} }

/* 動きを抑える設定の利用者には静止表示 */
@media (prefers-reduced-motion: reduce) {
  .hero__slide, .hero__flash, .hero__bar, .hero__en, .hero__line > span,
  .hero__title em::after, .hero__lead, .hero__scroll { animation: none !important; }
  .hero__slide { opacity: 0; clip-path: none; transform: none; }
  .hero__slide:nth-child(1) { opacity: 1; z-index: 1; }
  .hero__flash { display: none; }
  .hero__bar { transform: scaleX(1); }
  .hero__en { opacity: 1; clip-path: none; }
  .hero__line > span { transform: none; }
  .hero__title em::after { transform: scaleX(1); }
  .hero__lead { opacity: 1; transform: none; }
}

/* =========================================================
   Top: Topics
   ========================================================= */
.topics { display: grid; grid-template-columns: 260px 1fr; gap: clamp(24px, 5vw, 64px); align-items: start; }
.topics__list { max-height: 420px; overflow-y: auto; padding-right: 8px; }
.topics__item { border-bottom: 1px solid rgba(255,255,255,.16); }
.topics__link { display: flex; gap: 18px; padding: 18px 4px; align-items: center; }
.topics__thumb { flex: 0 0 96px; width: 96px; height: 68px; border-radius: 3px; overflow: hidden; background: rgba(255,255,255,.1); }
.topics__thumb img { width: 100%; height: 100%; object-fit: cover; }
.topics__body { flex: 1; }
.topics__date { font-family: var(--font-en); font-weight: 600; letter-spacing: .05em; color: #8fe0aa; font-size: .9rem; }
.topics__text { font-size: .95rem; line-height: 1.7; color: rgba(255,255,255,.92); }
.topics__link:hover .topics__text { color: #fff; }
.topics__list::-webkit-scrollbar { width: 6px; }
.topics__list::-webkit-scrollbar-thumb { background: rgba(255,255,255,.3); border-radius: 3px; }

/* =========================================================
   Top: About
   ========================================================= */
.about { display: grid; grid-template-columns: 1.05fr 1fr; gap: clamp(32px, 5vw, 72px); align-items: center; }
.about__catch {
  font-family: var(--font-mincho); font-weight: 700; color: var(--green);
  font-size: clamp(1.4rem, 3vw, 2rem); line-height: 1.7; margin: 6px 0 24px;
}
.about__text p + p { margin-top: 1.4em; }
.about__text { color: var(--gray); }
.about__images { position: relative; }
.about__images img { border-radius: 6px; box-shadow: var(--shadow); }
.about__img-main { width: 88%; }
.about__img-sub {
  position: absolute; right: 0; bottom: -34px; width: 46%;
  border: 6px solid #fff;
}

/* =========================================================
   Top: Business cards
   ========================================================= */
.biz-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.biz-card {
  display: flex; flex-direction: column; background: #fff; border-radius: 6px; overflow: hidden;
  box-shadow: var(--shadow-sm); transition: transform .35s var(--ease), box-shadow .35s;
}
.biz-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.biz-card__img { aspect-ratio: 3 / 2; overflow: hidden; }
.biz-card__img img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s var(--ease); }
.biz-card:hover .biz-card__img img { transform: scale(1.06); }
.biz-card__body { padding: 24px 24px 26px; display: flex; flex-direction: column; flex: 1; }
.biz-card__en { font-family: var(--font-en); font-weight: 700; letter-spacing: .08em; color: var(--green-acc); font-size: .82rem; text-transform: uppercase; }
.biz-card__ttl { font-size: 1.2rem; font-weight: 700; margin: 4px 0 12px; line-height: 1.5; }
.biz-card__desc { font-size: .92rem; color: var(--gray); line-height: 1.8; flex: 1; }
.biz-card__more {
  margin-top: 16px; font-family: var(--font-en); font-weight: 600; letter-spacing: .05em;
  color: var(--green); display: inline-flex; align-items: center; gap: 8px; font-size: .9rem;
}
.biz-card:hover .biz-card__more { color: var(--green-acc); }

/* =========================================================
   Top: quick links
   ========================================================= */
.links { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.link-card { position: relative; display: block; height: 220px; border-radius: 6px; overflow: hidden; }
.link-card img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s var(--ease); }
.link-card::after { content: ""; position: absolute; inset: 0; background: linear-gradient(to top, rgba(0,46,17,.78), rgba(0,46,17,.18)); }
.link-card:hover img { transform: scale(1.08); }
.link-card__label { position: absolute; left: 26px; bottom: 22px; z-index: 1; color: #fff; }
.link-card__en { display: block; font-family: var(--font-en); font-weight: 700; font-size: 1.5rem; letter-spacing: .04em; }
.link-card__ja { font-size: .95rem; font-weight: 700; }
.link-card__arrow { position: absolute; right: 22px; bottom: 22px; z-index: 1; color: #fff; transition: transform .3s var(--ease); }
.link-card:hover .link-card__arrow { transform: translateX(5px); }

/* =========================================================
   Page hero (sub pages)
   ========================================================= */
.page-hero {
  position: relative; min-height: 260px; display: flex; align-items: center;
  background: var(--green-d) center/cover no-repeat;
  background-blend-mode: multiply;
}
.page-hero::after { content: ""; position: absolute; inset: 0; background: linear-gradient(120deg, rgba(0,46,17,.86), rgba(0,77,28,.55)); }
.page-hero--company  { background-image: linear-gradient(rgba(0,60,22,.4),rgba(0,60,22,.4)), url(../img/about2.jpg); }
.page-hero--business { background-image: linear-gradient(rgba(0,60,22,.4),rgba(0,60,22,.4)), url(../img/business01.jpg); }
.page-hero--works    { background-image: linear-gradient(rgba(0,60,22,.4),rgba(0,60,22,.4)), url(../img/works14.png); }
.page-hero--recruit  { background-image: linear-gradient(rgba(0,60,22,.4),rgba(0,60,22,.4)), url(../img/recruit-img.jpg); }
.page-hero--csr      { background-image: linear-gradient(rgba(0,60,22,.4),rgba(0,60,22,.4)), url(../img/about.png); }
.page-hero__inner { position: relative; z-index: 1; width: 100%; max-width: var(--container); margin-inline: auto; padding-inline: 24px; }
.page-hero__title { color: #fff; }
.page-hero__en { display: block; font-family: var(--font-en); font-weight: 700; text-transform: uppercase; letter-spacing: .06em; font-size: clamp(2.2rem, 6vw, 3.4rem); line-height: 1; }
.page-hero__ja { display: inline-block; margin-top: 14px; font-size: 1.05rem; font-weight: 700; letter-spacing: .1em; padding-left: 44px; position: relative; }
.page-hero__ja::before { content: ""; position: absolute; left: 0; top: 50%; width: 32px; height: 2px; background: var(--green-acc); }

.breadcrumb { background: var(--cream); }
.breadcrumb__list { max-width: var(--container); margin-inline: auto; padding: 12px 24px; display: flex; gap: 10px; font-size: .82rem; color: var(--gray); }
.breadcrumb__list li + li::before { content: "\f105"; font-family: "Font Awesome 6 Free"; font-weight: 900; margin-right: 10px; color: var(--green-acc); }
.breadcrumb__list a:hover { color: var(--green); }

/* =========================================================
   Generic content blocks
   ========================================================= */
.prose { color: var(--gray); }
.prose p + p { margin-top: 1.3em; }
.lead-center { max-width: 780px; margin-inline: auto; text-align: center; color: var(--gray); }
.narrow { max-width: 900px; margin-inline: auto; }

.block-title {
  font-size: 1.35rem; font-weight: 700; color: var(--ink);
  padding-left: 16px; border-left: 4px solid var(--green); margin-bottom: 22px; line-height: 1.5;
}

/* data table (company / recruit) */
.data-table { width: 100%; background: #fff; box-shadow: var(--shadow-sm); border-radius: 6px; overflow: hidden; }
.data-table th, .data-table td { padding: 16px 22px; text-align: left; vertical-align: top; border-bottom: 1px solid var(--line); font-size: .96rem; }
.data-table tr:last-child th, .data-table tr:last-child td { border-bottom: none; }
.data-table th { width: 32%; background: var(--green-pale); font-weight: 700; color: var(--green-d); white-space: nowrap; }
.data-table td { color: var(--gray); }
.data-table td ul { list-style: none; }
.data-table .list_disc li { position: relative; padding-left: 18px; }
.data-table .list_disc li::before { content: ""; position: absolute; left: 2px; top: .8em; width: 6px; height: 6px; border-radius: 50%; background: var(--green-acc); }
.data-table .list_check li { position: relative; padding-left: 24px; }
.data-table .list_check li::before { content: "\f00c"; font-family: "Font Awesome 6 Free"; font-weight: 900; position: absolute; left: 0; color: var(--green-acc); font-size: .85em; }
.smaller { font-size: .82rem; color: #888; line-height: 1.6; }

@media (max-width: 640px) {
  .data-table, .data-table tbody, .data-table tr, .data-table th, .data-table td { display: block; width: 100%; }
  .data-table th { border-bottom: none; }
  .data-table td { padding-top: 10px; }
}

/* =========================================================
   Company page specifics
   ========================================================= */
.greeting { display: grid; grid-template-columns: 320px 1fr; gap: clamp(28px, 4vw, 56px); align-items: start; }
.greeting__photo img { width: 100%; border-radius: 6px; box-shadow: var(--shadow); }
.greeting__sign { text-align: right; font-family: var(--font-mincho); font-weight: 700; font-size: 1.1rem; margin-top: 20px; color: var(--ink); }
.philosophy { counter-reset: phil; display: grid; gap: 16px; }
.philosophy li {
  counter-increment: phil; position: relative; background: #fff; border-radius: 6px;
  padding: 22px 28px 22px 78px; box-shadow: var(--shadow-sm); font-weight: 700; color: var(--ink); line-height: 1.7;
}
.philosophy li::before {
  content: counter(phil, decimal-leading-zero); position: absolute; left: 26px; top: 50%; transform: translateY(-50%);
  font-family: var(--font-en); font-weight: 700; font-size: 1.5rem; color: var(--green-acc);
}
.awards { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 24px; }
.awards li { text-align: center; font-size: .9rem; font-weight: 700; color: var(--gray); }
.awards img { width: 100%; aspect-ratio: 4/3; object-fit: contain; background: #fff; border: 1px solid var(--line); border-radius: 6px; padding: 12px; margin-bottom: 10px; }

/* history timeline */
.history { position: relative; }
.history__item { display: grid; grid-template-columns: 150px 1fr; gap: 28px; position: relative; padding-bottom: 30px; }
.history__year { font-family: var(--font-mincho); font-weight: 700; color: var(--green-d); font-size: 1.05rem; }
.history__year span { font-family: var(--font-en); font-size: 1.6rem; margin: 0 3px; color: var(--green-acc); }
.history__body { border-left: 2px solid var(--line); padding-left: 28px; position: relative; }
.history__body::before { content: ""; position: absolute; left: -7px; top: 6px; width: 12px; height: 12px; border-radius: 50%; background: var(--green); border: 3px solid #fff; box-shadow: 0 0 0 1px var(--line); }
.history__row { display: flex; gap: 14px; }
.history__row + .history__row { margin-top: 8px; }
.history__month { flex: 0 0 44px; font-family: var(--font-en); font-weight: 700; color: var(--green-acc); }
.history__txt { color: var(--gray); }

/* =========================================================
   Business page specifics
   ========================================================= */
.biz-detail { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(28px, 4vw, 56px); align-items: center; }
.biz-detail:nth-child(even) .biz-detail__img { order: 2; }
.biz-detail__img img { width: 100%; border-radius: 6px; box-shadow: var(--shadow); aspect-ratio: 4/3; object-fit: cover; }
.biz-detail__num { font-family: var(--font-en); font-weight: 700; color: var(--green-pale); -webkit-text-stroke: 1px var(--green-acc); font-size: 3rem; line-height: 1; color: transparent; }
.biz-detail__ttl { font-size: 1.5rem; font-weight: 700; margin: 6px 0 18px; line-height: 1.5; }
.biz-detail__ttl::after { content: ""; display: block; width: 46px; height: 3px; background: var(--green-acc); margin-top: 16px; }
.tag-list { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 20px; }
.tag-list li { background: var(--green-pale); color: var(--green-d); font-size: .84rem; font-weight: 700; padding: 6px 16px; border-radius: 40px; }
.tag-lead { font-weight: 700; color: var(--green); margin-bottom: 4px; }

/* office table */
.office-table { width: 100%; background: #fff; box-shadow: var(--shadow-sm); border-radius: 6px; overflow: hidden; }
.office-table th, .office-table td { padding: 16px 22px; text-align: left; border-bottom: 1px solid var(--line); }
.office-table tr:last-child th, .office-table tr:last-child td { border-bottom: none; }
.office-table th { background: var(--green-pale); color: var(--green-d); font-weight: 700; white-space: nowrap; width: 30%; }
.office-table td { color: var(--gray); }

/* =========================================================
   Recruit page specifics
   ========================================================= */
.recruit-intro { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(28px, 4vw, 56px); align-items: center; }
.recruit-intro__img img { width: 100%; border-radius: 6px; box-shadow: var(--shadow); aspect-ratio: 4/3; object-fit: cover; }
.strength-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.strength-card { background: #fff; border-radius: 6px; padding: 40px 28px; text-align: center; box-shadow: var(--shadow-sm); position: relative; }
.strength-card__num { position: absolute; top: 18px; right: 22px; font-family: var(--font-en); font-weight: 700; font-size: 1.6rem; color: var(--green-pale); }
.strength-card__icon { width: 84px; height: 84px; object-fit: contain; margin: 0 auto 18px; }
.strength-card__ttl { font-size: 1.15rem; font-weight: 700; color: var(--green-d); margin-bottom: 12px; }
.strength-card__txt { font-size: .9rem; color: var(--gray); line-height: 1.8; text-align: left; }

.accordion { margin-top: 30px; border: 1px solid var(--line); border-radius: 6px; overflow: hidden; background: #fff; }
.accordion__head { display: flex; justify-content: space-between; align-items: center; width: 100%; padding: 18px 24px; background: var(--green-pale); border: none; font-weight: 700; color: var(--green-d); font-size: 1rem; text-align: left; }
.accordion__head i { transition: transform .3s; }
.accordion__head.is-open i { transform: rotate(180deg); }
.accordion__body { display: none; padding: 24px; max-height: 340px; overflow-y: auto; }
.accordion__body h4 { font-weight: 700; color: var(--green-d); margin: 18px 0 6px; }
.accordion__body p { color: var(--gray); font-size: .92rem; }
.accordion__body .list_disc { margin: 8px 0 8px 20px; list-style: disc; color: var(--gray); }
.form-note { text-align: center; color: var(--gray); margin-bottom: 24px; }
.form-fallback { background: var(--green-pale); border-radius: 6px; padding: 30px; text-align: center; }
.form-fallback .btn { margin-top: 16px; }

/* =========================================================
   CSR page specifics
   ========================================================= */
.csr-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 28px; }
.csr-card { background: #fff; border-radius: 6px; overflow: hidden; box-shadow: var(--shadow-sm); display: flex; flex-direction: column; }
.csr-card__img { aspect-ratio: 4/3; background: var(--cream); display: flex; align-items: center; justify-content: center; overflow: hidden; }
.csr-card__img img { width: 100%; height: 100%; object-fit: contain; padding: 14px; }
.csr-card__body { padding: 24px; }
.csr-card__ttl { font-size: 1.12rem; font-weight: 700; color: var(--green-d); margin-bottom: 12px; padding-left: 14px; border-left: 3px solid var(--green-acc); }
.csr-card__txt { font-size: .9rem; color: var(--gray); line-height: 1.8; }

/* =========================================================
   Works page — filter + grid
   ========================================================= */
/* category accent colors (per data-cat) */
.work-card[data-cat="civil"],      .chip[data-value="civil"]      { --c: #006625; }
.work-card[data-cat="building"],   .chip[data-value="building"]   { --c: #8a6a2f; }
.work-card[data-cat="water"],      .chip[data-value="water"]      { --c: #0f7d9e; }
.work-card[data-cat="marine"],     .chip[data-value="marine"]     { --c: #1f6f8b; }
.work-card[data-cat="demolition"], .chip[data-value="demolition"] { --c: #9c5b2e; }

/* --- filter bar --- */
.works-filter {
  background: #fff; border: 1px solid var(--line); border-radius: 10px;
  box-shadow: var(--shadow-sm); padding: 28px clamp(20px, 3vw, 34px);
  margin: 28px 0 44px;
}
.works-filter__label { display: block; font-weight: 700; font-size: .95rem; color: var(--ink); margin-bottom: 12px; }
.works-filter__label span { font-family: var(--font-en); font-weight: 600; font-size: .72rem; letter-spacing: .08em; text-transform: uppercase; color: var(--green-acc); margin-left: 8px; }
.chip-group { display: flex; flex-wrap: wrap; gap: 10px; }
.chip {
  display: inline-flex; align-items: center; gap: 8px;
  border: 1.5px solid var(--line); background: #fff; color: var(--gray);
  font-weight: 700; font-size: .9rem; padding: 9px 20px; border-radius: 40px;
  transition: color .2s, background .2s, border-color .2s;
}
.chip i { font-size: .82em; color: var(--c, var(--green-acc)); transition: color .2s; }
.chip:hover { border-color: var(--c, var(--green)); color: var(--c, var(--green)); }
.chip.is-active { background: var(--c, var(--green)); border-color: var(--c, var(--green)); color: #fff; }
.chip.is-active i { color: #fff; }

.works-filter__selects { display: flex; flex-wrap: wrap; gap: 20px 28px; align-items: flex-end; margin-top: 26px; padding-top: 26px; border-top: 1px dashed var(--line); }
.select-field { display: flex; flex-direction: column; }
.select-field .works-filter__label { margin-bottom: 8px; }
.select-field select {
  appearance: none; -webkit-appearance: none;
  background-color: #fff;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%23006625' d='M6 8 0 0h12z'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 16px center;
  border: 1.5px solid var(--line); border-radius: 5px;
  padding: 12px 42px 12px 16px; font-family: inherit; font-weight: 500;
  color: var(--ink); font-size: .95rem; min-width: 240px; cursor: pointer;
  transition: border-color .2s, box-shadow .2s;
}
.select-field select:focus { outline: none; border-color: var(--green); box-shadow: 0 0 0 3px rgba(0,102,37,.12); }
.works-reset { display: inline-flex; align-items: center; gap: 8px; border: none; background: transparent; color: var(--gray); font-weight: 700; font-size: .9rem; padding: 12px 6px; transition: color .2s; }
.works-reset:hover { color: var(--green); }
.works-count { margin-top: 22px; font-size: .95rem; color: var(--gray); }
.works-count strong { font-family: var(--font-en); font-size: 1.5rem; color: var(--green); margin: 0 3px; }
.works-count span { font-size: .82rem; color: #999; margin-left: 4px; }

/* --- works table (写真なし) --- */
.works-table-wrap { margin-bottom: 40px; border: 1px solid var(--line); border-radius: 8px; overflow: hidden; overflow-x: auto; }
.works-table-wrap[hidden] { display: none; }
.works-table { width: 100%; border-collapse: collapse; font-size: .92rem; background: #fff; }
.works-table thead th { background: var(--green); color: #fff; font-weight: 700; text-align: left; padding: 13px 18px; letter-spacing: .05em; white-space: nowrap; }
.works-table thead th:last-child { text-align: right; }
.works-table__erahead { width: 48px; padding: 0; }
.work-row > td { padding: 12px 18px; border-top: 2px solid #fff; vertical-align: middle; background: #eef7ef; }
.work-row.is-alt > td { background: #ddefe0; }
.work-row > td.work-row__era {
  width: 48px; padding: 16px 0; background: var(--green); color: #fff;
  font-weight: 700; text-align: center; white-space: nowrap;
  writing-mode: vertical-rl; text-orientation: upright; letter-spacing: .16em;
}
.work-row__client { color: var(--green); font-weight: 700; white-space: nowrap; }
.work-row__name { color: var(--ink); line-height: 1.5; }
.work-row__date { text-align: right; color: var(--gray); white-space: nowrap; }
.work-row[hidden] { display: none; }

/* --- works grid --- */
.works-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.work-card {
  display: flex; flex-direction: column; background: #fff;
  border: 1px solid var(--line); border-radius: 8px; overflow: hidden;
  transition: transform .3s var(--ease), box-shadow .3s;
}
.work-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
.work-card[hidden] { display: none; }
.work-card__media { position: relative; aspect-ratio: 16 / 10; overflow: hidden; display: flex; align-items: center; justify-content: center;
  background: var(--c, var(--green)); background-image: linear-gradient(135deg, rgba(255,255,255,.14), rgba(0,0,0,.16)); }
.work-card__media img { width: 100%; height: 100%; object-fit: cover; }
.work-card__ph { font-size: 2.6rem; color: rgba(255,255,255,.9); }
.work-card__cat {
  position: absolute; left: 12px; top: 12px; z-index: 1;
  font-size: .74rem; font-weight: 700; color: #fff; letter-spacing: .02em;
  background: var(--c, var(--green)); padding: 5px 12px; border-radius: 4px;
  box-shadow: 0 2px 8px rgba(0,0,0,.2);
}
.work-card__body { display: flex; flex-direction: column; flex: 1; padding: 20px 22px 22px; }
.work-card__era { font-family: var(--font-en); font-weight: 700; font-size: .82rem; letter-spacing: .04em; color: var(--green-acc); }
.work-card__name { font-size: 1.05rem; font-weight: 700; line-height: 1.55; margin: 6px 0 16px; color: var(--ink); }
.work-card__meta { margin-top: auto; border-top: 1px solid var(--line); padding-top: 14px; display: grid; gap: 8px; }
.work-card__meta > div { display: grid; grid-template-columns: 66px 1fr; gap: 10px; align-items: baseline; }
.work-card__meta dt { font-size: .74rem; font-weight: 700; color: #fff; background: var(--green); border-radius: 3px; text-align: center; padding: 3px 0; letter-spacing: .04em; }
.work-card__meta dd { margin: 0; font-size: .9rem; color: var(--gray); line-height: 1.5; }
.works-empty { text-align: center; padding: 60px 20px; color: var(--gray); font-weight: 700; background: var(--cream); border-radius: 8px; }

@media (max-width: 900px) {
  .works-grid { grid-template-columns: repeat(2, 1fr); }
  .select-field select { min-width: 0; width: 100%; }
  .select-field { flex: 1 1 220px; }
}
@media (max-width: 560px) {
  .works-grid { grid-template-columns: 1fr; }
  .works-filter__selects { flex-direction: column; align-items: stretch; }
  .chip { font-size: .84rem; padding: 8px 16px; }
}

/* =========================================================
   CTA (recruit banner) + Footer
   ========================================================= */
.cta {
  position: relative; text-align: center; color: #fff;
  background: linear-gradient(rgba(0,46,17,.82), rgba(0,46,17,.82)), url(../img/recruit-img.jpg) center/cover fixed;
  padding-block: clamp(60px, 8vw, 100px);
}
.cta__inner { max-width: 720px; margin-inline: auto; padding-inline: 24px; }
.cta__en { font-family: var(--font-en); font-weight: 700; letter-spacing: .18em; text-transform: uppercase; color: #8fe0aa; margin-bottom: 14px; }
.cta__lead { font-size: clamp(1.3rem, 3vw, 1.8rem); font-weight: 700; line-height: 1.6; }
.cta__text { margin: 14px 0 30px; color: rgba(255,255,255,.9); }

.site-footer { background: var(--green-dd); color: rgba(255,255,255,.85); }
.site-footer__inner { max-width: var(--container); margin-inline: auto; padding: clamp(48px, 6vw, 76px) 24px; display: grid; grid-template-columns: 1fr 1.1fr; gap: clamp(32px, 5vw, 64px); align-items: start; }
.site-footer__logo img { height: 52px; background: #fff; padding: 8px 12px; border-radius: 4px; }
.site-footer__tel { display: inline-flex; align-items: center; gap: 10px; margin-top: 24px; font-family: var(--font-en); font-size: 1.7rem; font-weight: 700; color: #fff; }
.site-footer__tel i { font-size: .8em; color: var(--green-acc); }
.site-footer__address { margin-top: 14px; font-size: .92rem; line-height: 1.8; }
.site-footer__nav { display: flex; flex-wrap: wrap; gap: 8px 24px; margin-top: 26px; }
.site-footer__nav a { font-size: .9rem; position: relative; padding-left: 14px; }
.site-footer__nav a::before { content: "\f105"; font-family: "Font Awesome 6 Free"; font-weight: 900; position: absolute; left: 0; color: var(--green-acc); }
.site-footer__nav a:hover { color: #fff; }
.site-footer__map iframe { width: 100%; border-radius: 6px; }
.site-footer__copyright { text-align: center; padding: 20px; background: rgba(0,0,0,.28); font-size: .8rem; letter-spacing: .04em; }

/* page top */
.page-top {
  position: fixed; right: 22px; bottom: 22px; z-index: 80; width: 48px; height: 48px;
  display: flex; align-items: center; justify-content: center; background: var(--green);
  color: #fff; border-radius: 4px; box-shadow: var(--shadow-sm);
  opacity: 0; visibility: hidden; transform: translateY(10px); transition: all .3s;
}
.page-top.is-visible { opacity: 1; visibility: visible; transform: none; }
.page-top:hover { background: var(--green-acc); }

/* =========================================================
   Scroll reveal
   ========================================================= */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.reveal.is-in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}

/* =========================================================
   Responsive
   ========================================================= */
@media (max-width: 1024px) {
  .gnav__tel { display: none; }
  .gnav__item > a { padding: 8px 11px; font-size: .86rem; }
}
@media (max-width: 900px) {
  .gnav { display: none; }
  .nav-toggle { display: block; }
  .topics { grid-template-columns: 1fr; }
  .about, .greeting, .biz-detail, .recruit-intro { grid-template-columns: 1fr; }
  .biz-detail:nth-child(even) .biz-detail__img { order: 0; }
  .about__img-sub { position: static; width: 60%; margin: -30px auto 0; display: block; }
  .biz-grid, .links, .strength-grid { grid-template-columns: repeat(2, 1fr); }
  .greeting__photo { max-width: 320px; margin-inline: auto; }
}
@media (max-width: 600px) {
  .biz-grid, .links, .strength-grid, .csr-grid { grid-template-columns: 1fr; }
  .history__item { grid-template-columns: 1fr; gap: 8px; }
  .history__body { border-left: none; padding-left: 0; }
  .history__body::before { display: none; }
  .site-footer__inner { grid-template-columns: 1fr; }
  .hero { min-height: 78vh; }
}