/* =========================================================
   株式会社ミライ精工（架空サンプル）— style.css
   テイスト：モダンB2B（濃いインク文字＋ティール1アクセント／
   大きめコンデンス気味の見出し＋等幅ラベル／詰まった余白とリズム）
   ========================================================= */

/* ---------- デザイントークン ---------- */
:root {
  --color-bg:        #FFFFFF;
  --color-bg-soft:   #F4F6F8;
  --color-text:      #11161D;   /* 濃いインク */
  --color-muted:     #57606B;
  --color-accent:    #16A3A0;   /* ティール（色相維持） */
  --color-accent-dk: #0F807E;   /* 白文字を載せる地はこちら（4.76:1） */
  --color-accent-dkr: #0B6866;  /* ボタンのホバー */
  --color-accent-lt: #7FE9E6;
  --color-ink:       #0E1726;   /* ダークセクション・見出し */
  --color-ink-2:     #18243A;
  --color-line:      #E3E7EC;
  --color-line-soft: #EDEFF3;

  --maxw: 1200px;
  --gutter: 24px;
  --radius:    18px;
  --radius-sm: 12px;
  --radius-pill: 999px;

  --shadow-card:  0 1px 2px rgba(14, 23, 38, .04);
  --shadow-hover: 0 18px 44px -18px rgba(14, 23, 38, .28);

  --font-jp: "Noto Sans JP", system-ui, sans-serif;
  --font-en: "Space Grotesk", "Noto Sans JP", system-ui, sans-serif;
  --font-mono: "Space Mono", ui-monospace, monospace;

  --section-pad: 80px;
  --ease: cubic-bezier(.16, .84, .44, 1);
}

/* ---------- リセット ---------- */
*, *::before, *::after { box-sizing: border-box; }
figure, figcaption, blockquote, dl, dt, dd, fieldset, legend, menu { margin: 0; }
fieldset { padding: 0; border: 0; min-inline-size: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-jp);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.78;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: color .2s var(--ease); }
ul { list-style: none; margin: 0; padding: 0; }
h1, h2, h3, h4 {
  margin: 0; line-height: 1.22; font-weight: 700;
  color: var(--color-ink); letter-spacing: -.01em;
  font-family: var(--font-en);
  /* 見出しは文節で折り返し、最終行に1〜2文字だけ残らないよう行をそろえる */
  word-break: auto-phrase; text-wrap: balance;
}
/* 見出しに準じる一文（キャッチ・理念）も同じ折り返しにする */
.philosophy__big, .service-block__lead { word-break: auto-phrase; text-wrap: balance; }
/* 日本語見出しはNotoの太字で（Space Grotesk＋Notoのフォールバックで自然に切替） */
p { margin: 0; }
button { font-family: inherit; cursor: pointer; }

.skip-link {
  position: absolute; left: 8px; top: -48px;
  background: var(--color-ink); color: #fff; padding: 10px 16px;
  border-radius: var(--radius-sm); z-index: 1000; transition: top .2s;
}
.skip-link:focus { top: 8px; }

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

/* ---------- レイアウト ---------- */
.container { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: var(--gutter); }
.section { padding-block: var(--section-pad); }
.section--soft { background: var(--color-bg-soft); }
.section-head { max-width: 700px; margin-bottom: 48px; }
.section-head.center { margin-inline: auto; text-align: center; }

.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-mono);
  font-size: .76rem; font-weight: 700; letter-spacing: .12em;
  color: var(--color-accent-dk); text-transform: uppercase;
  margin-bottom: 16px;
}
.eyebrow::before {
  content: ""; width: 22px; height: 1px; background: currentColor; opacity: .7;
}
.section-head.center .eyebrow::before { display: none; }

.section-title {
  font-size: clamp(1.8rem, 1.2rem + 2.2vw, 2.7rem);
  letter-spacing: -.015em; line-height: 1.18;
}
.section-lead { margin-top: 16px; color: var(--color-muted); font-size: 1.0rem; }

/* ---------- ボタン ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5em;
  padding: 14px 26px; border-radius: var(--radius-pill);
  font-weight: 600; font-size: .95rem; letter-spacing: .01em;
  border: 1px solid transparent; cursor: pointer;
  transition: transform .22s var(--ease), background .22s var(--ease), color .22s var(--ease), box-shadow .22s var(--ease), border-color .22s var(--ease);
}
.btn-sm { padding: 10px 18px; font-size: .88rem; }
.btn-primary { background: var(--color-accent-dk); color: #fff; }
.btn-primary:hover { background: var(--color-accent-dkr); transform: translateY(-2px); box-shadow: 0 10px 24px -8px rgba(22,163,160,.55); }
.btn-outline { background: transparent; color: var(--color-ink); border-color: var(--color-line); }
.btn-outline:hover { border-color: var(--color-accent); color: var(--color-accent-dk); transform: translateY(-2px); }
/* ヒーロー（明色背景＝当サイトはライト基調なのでghostは枠線） */
.btn-ghost { background: transparent; color: var(--color-ink); border-color: var(--color-line); }
.btn-ghost:hover { border-color: var(--color-ink); transform: translateY(-2px); }
.btn-on-dark { color: #fff; border-color: rgba(255,255,255,.4); }
.btn-on-dark:hover { background: #fff; color: var(--color-ink); border-color: #fff; }
.btn .arrow { transition: transform .22s var(--ease); }
.btn:hover .arrow { transform: translateX(3px); }

/* ---------- ヘッダー ---------- */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(255,255,255,0);
  transition: background .3s var(--ease), box-shadow .3s var(--ease), border-color .3s var(--ease);
  border-bottom: 1px solid transparent;
}
.site-header.is-scrolled,
body:not([data-page="home"]) .site-header {
  background: rgba(255,255,255,.86);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom-color: var(--color-line);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; gap: 24px; }

.brand { display: flex; align-items: center; gap: 12px; }
.brand-mark {
  display: grid; place-items: center;
  width: 38px; height: 38px; border-radius: 11px;
  background: var(--color-ink); color: #fff;
  font-family: var(--font-en); font-weight: 700; font-size: 1.15rem;
  position: relative; overflow: hidden;
}
.brand-mark::after {
  content: ""; position: absolute; right: 5px; bottom: 5px;
  width: 7px; height: 7px; border-radius: 50%; background: var(--color-accent-lt);
}
.brand-text { display: flex; flex-direction: column; line-height: 1.2; }
.brand-name { font-weight: 700; font-size: 1.0rem; color: var(--color-ink); letter-spacing: .01em; }
.brand-en { font-family: var(--font-mono); font-size: .64rem; letter-spacing: .1em; color: var(--color-muted); }

.nav-list { display: flex; align-items: center; gap: 30px; }
.nav-link {
  position: relative; font-size: .92rem; font-weight: 500; color: var(--color-text); padding: 6px 0;
}
.nav-link::after {
  content: ""; position: absolute; left: 0; bottom: -1px; width: 100%; height: 2px;
  background: var(--color-accent); transform: scaleX(0); transform-origin: left;
  transition: transform .25s var(--ease);
}
.nav-link:hover, .nav-link.is-active { color: var(--color-accent-dk); }
.nav-link:hover::after, .nav-link.is-active::after { transform: scaleX(1); }
.nav-cta-mobile { display: none; }
.header-cta { white-space: nowrap; }

.nav-toggle { display: none; flex-direction: column; gap: 5px; width: 44px; height: 44px; align-items: center; justify-content: center; background: none; border: 0; }
.nav-toggle span { width: 24px; height: 2px; background: var(--color-ink); border-radius: 2px; transition: transform .3s var(--ease), opacity .2s; }

/* ---------- ヒーロー（非対称スプリット） ---------- */
.hero {
  position: relative; overflow: hidden;
  padding-top: calc(72px + 56px); padding-bottom: 84px;
  background:
    radial-gradient(120% 90% at 100% 0%, rgba(22,163,160,.07), transparent 55%),
    radial-gradient(90% 80% at 0% 100%, rgba(14,23,38,.05), transparent 60%),
    var(--color-bg);
}
.hero__grid {
  display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: center;
}
.hero__eyebrow { color: var(--color-accent-dk); }
.hero h1 {
  font-size: clamp(2.3rem, 1.4rem + 4vw, 4rem);
  line-height: 1.08; letter-spacing: -.025em; margin-bottom: 22px;
  color: var(--color-ink);
}
.hero h1 .accent {
  color: var(--color-accent);
  background: linear-gradient(transparent 68%, rgba(127,233,230,.42) 0);
}
.hero__sub { font-size: 1.06rem; line-height: 1.85; color: var(--color-muted); max-width: 540px; margin-bottom: 30px; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 40px; }
.hero__facts { display: flex; gap: 36px; flex-wrap: wrap; padding-top: 26px; border-top: 1px solid var(--color-line); }
.hero__facts li { display: flex; flex-direction: column; gap: 4px; }
.hero__facts-num { font-family: var(--font-mono); font-weight: 700; font-size: 1.6rem; color: var(--color-ink); line-height: 1; letter-spacing: -.02em; }
.hero__facts-num small { font-size: .5em; margin-left: 2px; color: var(--color-accent-dk); }
.hero__facts-label { font-size: .8rem; color: var(--color-muted); }

.hero__media { position: relative; }
.hero__media-frame {
  border-radius: var(--radius); overflow: hidden;
  aspect-ratio: 4 / 5; box-shadow: var(--shadow-hover);
  border: 1px solid var(--color-line);
}
.hero__media-frame img { width: 100%; height: 100%; object-fit: cover; }
.hero__media::before {
  content: ""; position: absolute; right: -14px; top: -14px;
  width: 60%; height: 60%; border-radius: var(--radius);
  border: 1.5px solid var(--color-accent); opacity: .4; z-index: -1;
}
.hero__media-tag {
  position: absolute; left: -8px; bottom: 22px;
  background: var(--color-ink); color: #fff;
  font-family: var(--font-mono); font-size: .72rem; letter-spacing: .14em;
  padding: 9px 16px; border-radius: var(--radius-pill);
  box-shadow: var(--shadow-hover);
}
.hero__scroll {
  position: absolute; right: 28px; bottom: 24px;
  font-family: var(--font-mono); font-size: .68rem; letter-spacing: .2em; color: var(--color-muted);
  writing-mode: vertical-rl;
}
.hero__scroll::after { content: ""; display: block; width: 1px; height: 38px; background: var(--color-accent); margin: 12px auto 0; animation: scrollline 2s var(--ease) infinite; transform-origin: top; }
@keyframes scrollline { 0% { transform: scaleY(0); } 50% { transform: scaleY(1); } 100% { transform: scaleY(0); transform-origin: bottom; } }

/* ---------- 強み（3カラム） ---------- */
.strengths-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.strength {
  background: #fff; border: 1px solid var(--color-line); border-radius: var(--radius);
  padding: 34px 30px; transition: transform .35s var(--ease), box-shadow .35s var(--ease), border-color .35s;
  position: relative; overflow: hidden;
}
.strength::after {
  content: ""; position: absolute; left: 0; top: 0; height: 3px; width: 100%;
  background: var(--color-accent); transform: scaleX(0); transform-origin: left;
  transition: transform .4s var(--ease);
}
.strength:hover { transform: translateY(-5px); box-shadow: var(--shadow-hover); border-color: var(--color-line-soft); }
.strength:hover::after { transform: scaleX(1); }
.strength__icon {
  width: 54px; height: 54px; border-radius: 15px; display: grid; place-items: center;
  background: rgba(22,163,160,.1); color: var(--color-accent-dk); margin-bottom: 20px;
  transition: background .3s, color .3s;
}
.strength:hover .strength__icon { background: var(--color-accent-dk); color: #fff; }
.strength__icon svg { width: 27px; height: 27px; }
.strength h3 { font-size: 1.18rem; margin-bottom: 10px; letter-spacing: -.01em; }
.strength p { color: var(--color-muted); font-size: .94rem; }

/* ---------- サービス／実績カード ---------- */
.cards-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.card {
  background: #fff; border: 1px solid var(--color-line); border-radius: var(--radius);
  overflow: hidden; display: flex; flex-direction: column;
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), border-color .35s;
}
.card:hover { transform: translateY(-5px); box-shadow: var(--shadow-hover); border-color: var(--color-line-soft); }
.card__media { aspect-ratio: 16 / 11; overflow: hidden; background: var(--color-bg-soft); position: relative; }
.card__media img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s var(--ease); }
.card:hover .card__media img { transform: scale(1.06); }
.card__body { padding: 24px 24px 26px; display: flex; flex-direction: column; flex: 1; }
.card__cat { font-family: var(--font-mono); font-size: .72rem; font-weight: 700; letter-spacing: .06em; color: var(--color-accent-dk); margin-bottom: 10px; text-transform: uppercase; }
.card__title { font-size: 1.1rem; margin-bottom: 10px; letter-spacing: -.01em; }
.card__text { color: var(--color-muted); font-size: .92rem; flex: 1; }
.card__link { margin-top: 18px; font-size: .88rem; font-weight: 600; color: var(--color-accent-dk); display: inline-flex; align-items: center; gap: 6px; }
.card__link .arrow { transition: transform .22s var(--ease); }
.card:hover .card__link .arrow { transform: translateX(4px); }
.center-btn { text-align: center; margin-top: 44px; }

/* ---------- 統計 ---------- */
.stats { background: var(--color-ink); color: #fff; position: relative; overflow: hidden; }
.stats::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(70% 120% at 100% 0%, rgba(22,163,160,.22), transparent 55%);
}
.stats > .container { position: relative; }
.stats__head { margin-bottom: 44px; }
.stats__head .eyebrow { color: var(--color-accent-lt); }
.stats__head .section-title { color: #fff; }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.stat { text-align: center; padding: 8px 12px; border-left: 1px solid rgba(255,255,255,.12); }
.stat:first-child { border-left: 0; }
.stat__value { font-family: var(--font-mono); font-weight: 700; font-size: clamp(2.2rem, 1.4rem + 2.6vw, 3.3rem); color: #fff; line-height: 1; letter-spacing: -.02em; }
.stat__value .unit { font-size: .42em; margin-left: 4px; color: var(--color-accent-lt); }
.stat__label { margin-top: 14px; font-size: .88rem; color: rgba(255,255,255,.72); }

/* ---------- お客様の声 ---------- */
.testimonials-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.testimonial {
  background: #fff; border: 1px solid var(--color-line); border-radius: var(--radius);
  padding: 52px 28px 32px; position: relative; transition: transform .35s var(--ease), box-shadow .35s var(--ease);
}
.testimonial:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.testimonial::before {
  content: "\201C"; font-family: var(--font-en); font-weight: 700; font-size: 3.6rem; line-height: 1;
  color: rgba(22,163,160,.2); position: absolute; top: 18px; right: 24px;
}
.testimonial__comment { color: var(--color-text); font-size: .96rem; margin-bottom: 22px; }
.testimonial figcaption { display: flex; flex-direction: column; gap: 2px; padding-top: 16px; border-top: 1px solid var(--color-line-soft); }
.testimonial__name { font-weight: 700; color: var(--color-ink); font-size: .94rem; }
.testimonial__company { font-size: .82rem; color: var(--color-muted); }

/* ---------- CTAバンド ---------- */
.cta-band { position: relative; color: #fff; text-align: center; overflow: hidden; }
.cta-band__bg { position: absolute; inset: 0; z-index: -2; }
.cta-band__bg img { width: 100%; height: 100%; object-fit: cover; }
.cta-band::after { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(120deg, rgba(14,23,38,.94), rgba(15,128,126,.82)); }
.cta-band__inner { padding-block: 88px; max-width: 680px; margin-inline: auto; }
.cta-band h2 { color: #fff; font-size: clamp(1.7rem, 1.2rem + 1.9vw, 2.4rem); margin-bottom: 16px; letter-spacing: -.015em; }
.cta-band p { color: rgba(255,255,255,.9); margin-bottom: 30px; }
.cta-band .btn-primary { background: #fff; color: var(--color-ink); }
.cta-band .btn-primary:hover { background: var(--color-accent-lt); color: var(--color-ink); }

/* ---------- ページヘッダー（下層） ---------- */
.page-hero {
  background: var(--color-bg-soft); border-bottom: 1px solid var(--color-line);
  padding-top: calc(72px + 56px); padding-bottom: 56px;
  position: relative; overflow: hidden;
}
.page-hero::before {
  content: ""; position: absolute; right: -80px; top: -80px; width: 280px; height: 280px;
  border-radius: 50%; background: radial-gradient(circle, rgba(22,163,160,.12), transparent 70%);
}
.page-hero > .container { position: relative; }
.page-hero h1 { font-size: clamp(2rem, 1.3rem + 2.6vw, 3rem); letter-spacing: -.02em; }
.page-hero .lead { margin-top: 14px; color: var(--color-muted); max-width: 680px; }
.breadcrumb { font-family: var(--font-mono); font-size: .78rem; color: var(--color-muted); margin-bottom: 18px; }
.breadcrumb a { transition: color .3s; }
.breadcrumb a:hover { color: var(--color-accent-dk); }
.breadcrumb span { margin-inline: 8px; opacity: .6; }

/* ---------- about ---------- */
.philosophy { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.philosophy__big { font-family: var(--font-en); font-weight: 700; font-size: clamp(1.6rem, 1.1rem + 2vw, 2.4rem); line-height: 1.4; color: var(--color-ink); letter-spacing: -.015em; }
.philosophy__big .accent { color: var(--color-accent); }
.philosophy p { color: var(--color-muted); margin-top: 18px; }
/* 大きな一文は本文の灰色・余白を引き継がない */
.philosophy .philosophy__big { color: var(--color-ink); margin-top: 0; }

.greeting { display: grid; grid-template-columns: 0.78fr 1.22fr; gap: 52px; align-items: center; }
.greeting__img { border-radius: var(--radius); overflow: hidden; border: 1px solid var(--color-line); box-shadow: var(--shadow-card); }
.greeting__img img { aspect-ratio: 4/5; object-fit: cover; width: 100%; }
.greeting p { color: var(--color-text); margin-bottom: 16px; }
.greeting__sign { margin-top: 22px; font-weight: 700; color: var(--color-ink); }
.greeting__sign small { display: block; font-family: var(--font-mono); font-weight: 400; font-size: .78rem; color: var(--color-muted); margin-top: 4px; }

/* タイムライン（沿革） */
.timeline { position: relative; max-width: 760px; list-style: none; margin: 0; padding: 0; }
.timeline::before { content: ""; position: absolute; left: 7px; top: 6px; bottom: 6px; width: 2px; background: var(--color-line); }
.timeline__item { position: relative; padding-left: 42px; padding-bottom: 30px; }
.timeline__item:last-child { padding-bottom: 0; }
.timeline__item::before {
  content: ""; position: absolute; left: 0; top: 7px; width: 16px; height: 16px; border-radius: 50%;
  background: #fff; border: 3px solid var(--color-accent);
}
.timeline__year { font-family: var(--font-mono); font-weight: 700; color: var(--color-accent-dk); font-size: .98rem; letter-spacing: .02em; }
.timeline__event { color: var(--color-muted); margin-top: 5px; font-size: .94rem; }

/* 会社概要テーブル */
.info-table { width: 100%; border-collapse: collapse; border-top: 1px solid var(--color-line); }
.info-table th, .info-table td { text-align: left; padding: 18px 8px; border-bottom: 1px solid var(--color-line); vertical-align: top; font-size: .95rem; }
.info-table th { width: 200px; color: var(--color-ink); font-weight: 700; white-space: nowrap; }
.info-table td { color: var(--color-muted); }

/* ---------- service 詳細 ---------- */
.service-block { padding-block: 72px; border-bottom: 1px solid var(--color-line); }
.service-block:last-child { border-bottom: 0; }
.service-block__head { display: grid; grid-template-columns: 1.05fr .95fr; gap: 52px; align-items: center; }
.service-block:nth-child(even) .service-block__media { order: -1; }
.service-block__media { border-radius: var(--radius); overflow: hidden; border: 1px solid var(--color-line); box-shadow: var(--shadow-card); }
.service-block__media img { aspect-ratio: 4/3; object-fit: cover; width: 100%; }
.service-block__no { font-family: var(--font-mono); font-size: .78rem; font-weight: 700; letter-spacing: .12em; color: var(--color-accent-dk); }
.service-block h2 { font-size: clamp(1.5rem, 1.1rem + 1.6vw, 2.1rem); margin: 8px 0 14px; letter-spacing: -.015em; }
.service-block__lead { font-family: var(--font-en); color: var(--color-ink); font-weight: 600; font-size: 1.08rem; margin-bottom: 12px; }
.service-block__summary { color: var(--color-muted); }

.pvflow { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; margin-top: 40px; }
.pvbox { background: var(--color-bg-soft); border-radius: var(--radius-sm); padding: 28px 26px; border: 1px solid var(--color-line-soft); }
.pvbox--value { background: rgba(22,163,160,.06); border-color: rgba(22,163,160,.2); }
.pvbox h3 { font-size: 1.0rem; margin-bottom: 12px; display: flex; align-items: center; gap: 10px; }
.pvbox h3 .tag { font-family: var(--font-mono); font-size: .66rem; font-weight: 700; padding: 4px 10px; border-radius: var(--radius-pill); letter-spacing: .04em; }
.pvbox--problem h3 .tag { background: rgba(87,96,107,.14); color: var(--color-muted); }
.pvbox--value h3 .tag { background: rgba(22,163,160,.16); color: var(--color-accent-dk); }
.pvbox p { color: var(--color-muted); font-size: .94rem; }

.service-steps-title { margin-top: 44px; font-family: var(--font-en); font-size: 1.05rem; color: var(--color-ink); letter-spacing: -.01em; }
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; margin-top: 24px; counter-reset: step; }
.step { position: relative; padding-top: 18px; }
.step__no { counter-increment: step; font-family: var(--font-mono); font-weight: 700; font-size: 1.4rem; color: var(--color-accent-dk); }
.step__no::before { content: "0" counter(step); }
.step h4 { font-size: 1rem; margin: 6px 0 8px; }
.step p { color: var(--color-muted); font-size: .89rem; }
.step::after { content: ""; position: absolute; left: 0; top: 0; width: 34px; height: 3px; background: var(--color-accent); border-radius: 3px; }

/* ---------- works ---------- */
.work-detail { background: #fff; border: 1px solid var(--color-line); border-radius: var(--radius); padding: 30px; margin-bottom: 20px; transition: box-shadow .3s var(--ease); }
.work-detail:hover { box-shadow: var(--shadow-hover); }
.work-detail .card__cat { display: inline-block; }
.work-detail__title { font-family: var(--font-en); font-size: 1.3rem; color: var(--color-ink); margin: 4px 0; letter-spacing: -.015em; }
.csr { display: grid; grid-template-columns: repeat(3,1fr); gap: 20px; margin-top: 22px; }
.csr__item { background: var(--color-bg-soft); border-radius: var(--radius-sm); padding: 18px 18px; }
.csr__item h4 { font-family: var(--font-mono); font-size: .82rem; color: var(--color-accent-dk); margin-bottom: 8px; letter-spacing: .04em; text-transform: uppercase; }
.csr__item p { color: var(--color-muted); font-size: .9rem; }
.work-meta { display: flex; flex-wrap: wrap; gap: 8px 18px; font-size: .84rem; color: var(--color-muted); margin-top: 6px; }
.work-meta .client { color: var(--color-ink); font-weight: 500; }

/* ---------- news ---------- */
.news-list { border-top: 1px solid var(--color-line); }
.news-item { display: grid; grid-template-columns: 130px 120px 1fr; gap: 22px; align-items: start; padding: 24px 8px; border-bottom: 1px solid var(--color-line); transition: background .2s; }
.news-item:hover { background: var(--color-bg-soft); }
.news-item__date { font-family: var(--font-mono); color: var(--color-muted); font-size: .9rem; padding-top: 2px; }
.news-item__cat { justify-self: start; font-family: var(--font-mono); font-size: .72rem; font-weight: 700; color: var(--color-accent-dk); border: 1px solid rgba(22,163,160,.35); border-radius: var(--radius-pill); padding: 3px 12px; }
.news-item__title { font-family: var(--font-en); font-weight: 700; color: var(--color-ink); margin-bottom: 5px; letter-spacing: -.01em; }
.news-item__body { color: var(--color-muted); font-size: .93rem; }

/* ---------- contact フォーム ---------- */
.form-wrap { display: grid; grid-template-columns: 1.3fr .7fr; gap: 52px; align-items: start; }
.form-field { margin-bottom: 22px; }
.form-field label { display: block; font-weight: 700; color: var(--color-ink); font-size: .9rem; margin-bottom: 8px; }
.form-field .req { color: #C0392B; font-size: .76rem; margin-left: 8px; font-weight: 700; }
.form-field .opt { color: var(--color-muted); font-size: .76rem; margin-left: 8px; font-weight: 400; }
.form-field input, .form-field textarea {
  width: 100%; padding: 13px 15px; font: inherit; font-size: .97rem; color: var(--color-text);
  border: 1px solid var(--color-line); border-radius: var(--radius-sm); background: #fff;
  transition: border-color .2s, box-shadow .2s;
}
.form-field input:focus, .form-field textarea:focus { outline: none; border-color: var(--color-accent); box-shadow: 0 0 0 3px rgba(22,163,160,.14); }
.form-field textarea { resize: vertical; min-height: 160px; }
.form-field.has-error input, .form-field.has-error textarea { border-color: #C0392B; background: #FFF7F6; }
.field-error { color: #C0392B; font-size: .84rem; margin-top: 8px; }
.honeypot { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form-note { font-size: .82rem; color: var(--color-muted); margin-top: 8px; }
.form-submit { margin-top: 26px; }
.form-aside { background: var(--color-bg-soft); border: 1px solid var(--color-line); border-radius: var(--radius); padding: 30px 28px; }
.form-aside h2 { font-size: 1.1rem; margin-bottom: 16px; }
.form-aside dl { margin: 0; }
.form-aside dt { font-family: var(--font-mono); font-weight: 700; color: var(--color-ink); font-size: .82rem; margin-top: 16px; letter-spacing: .03em; }
.form-aside dd { margin: 4px 0 0; color: var(--color-muted); font-size: .92rem; }
.form-aside dt:first-child { margin-top: 0; }

.alert { border-radius: var(--radius-sm); padding: 16px 20px; margin-bottom: 28px; font-size: .94rem; }
.alert--error { background: #FFF7F6; border: 1px solid #F2C4BF; color: #9B2C20; }

/* thanks */
.thanks { text-align: center; max-width: 620px; margin-inline: auto; }
.thanks__icon { width: 80px; height: 80px; border-radius: 50%; background: rgba(22,163,160,.12); color: var(--color-accent-dk); display: grid; place-items: center; margin: 0 auto 28px; }
.thanks__icon svg { width: 40px; height: 40px; }
.thanks h1 { font-size: clamp(1.7rem,1.2rem+1.8vw,2.4rem); margin-bottom: 18px; }
.thanks p { color: var(--color-muted); margin-bottom: 14px; }
.thanks-note { font-size: .86rem; color: var(--color-accent-dk); margin-top: 24px; }
.thanks-actions { margin-top: 36px; display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* ---------- フッター ---------- */
.site-footer { background: var(--color-ink); color: rgba(255,255,255,.8); }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1.2fr; gap: 48px; padding-block: 64px; }
.footer-name { font-family: var(--font-en); color: #fff; font-size: 1.15rem; letter-spacing: -.01em; }
.footer-tagline { color: var(--color-accent-lt); font-size: .9rem; margin: 10px 0 20px; }
.footer-address { font-size: .9rem; line-height: 1.9; color: rgba(255,255,255,.7); }
.footer-heading { font-family: var(--font-mono); color: #fff; font-size: .82rem; margin-bottom: 18px; letter-spacing: .08em; text-transform: uppercase; }
.footer-nav ul { display: grid; gap: 11px; }
.footer-nav a { font-size: .92rem; color: rgba(255,255,255,.78); }
.footer-nav a:hover { color: var(--color-accent-lt); }
.footer-contact p { font-size: .92rem; color: rgba(255,255,255,.7); margin-bottom: 12px; }
.footer-hours { font-size: .86rem; }
.footer-contact .btn { margin-top: 8px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.12); }
.footer-bottom-inner { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 10px; padding-block: 22px; }
.sample-note { font-size: .82rem; color: var(--color-accent-lt); }
.copyright { font-size: .78rem; color: rgba(255,255,255,.55); font-family: var(--font-mono); letter-spacing: .02em; }

/* ---------- to-top ---------- */
.to-top {
  position: fixed; right: 24px; bottom: 24px; z-index: 90;
  width: 48px; height: 48px; border-radius: 50%; border: 0;
  background: var(--color-ink); color: #fff; font-size: 1.2rem;
  box-shadow: var(--shadow-hover);
  opacity: 0; visibility: hidden; transform: translateY(10px);
  transition: opacity .3s, visibility .3s, transform .3s, background .2s;
}
.to-top.is-visible { opacity: 1; visibility: visible; transform: translateY(0); }
.to-top:hover { background: var(--color-accent); }

/* ---------- スクロールアニメーション（reveal） ---------- */
.js .reveal { opacity: 0; transform: translateY(26px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.reveal.is-in { opacity: 1; transform: none; }
.reveal[data-delay="1"] { transition-delay: .08s; }
.reveal[data-delay="2"] { transition-delay: .16s; }
.reveal[data-delay="3"] { transition-delay: .24s; }
/* フェイルセーフ：JSが動かなくても表示する */
.reveal-all .reveal { opacity: 1 !important; transform: none !important; }
@media (prefers-reduced-motion: reduce) {
  .js .reveal, .reveal { opacity: 1 !important; transform: none !important; transition: none; }
  html { scroll-behavior: auto; }
  .hero__scroll::after { animation: none; }
}

/* ---------- レスポンシブ ---------- */
@media (max-width: 980px) {
  :root { --section-pad: 68px; }
  .hero__grid { grid-template-columns: 1fr; gap: 40px; }
  .hero__media { max-width: none; }
  .hero__media-frame { aspect-ratio: 16 / 10; }
  .philosophy, .greeting, .service-block__head, .form-wrap { grid-template-columns: 1fr; gap: 32px; }
  .service-block:nth-child(even) .service-block__media { order: 0; }
  .pvflow { grid-template-columns: 1fr; }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

/* ナビはタブレット幅（980px以下）からハンバーガーに切り替える */
@media (max-width: 980px) {
  .header-cta { display: none; }
  .nav-toggle { display: flex; }
  .global-nav {
    position: fixed; top: 72px; left: 0; right: 0;
    background: #fff; border-bottom: 1px solid var(--color-line);
    transform: translateY(-120%); transition: transform .35s var(--ease);
    box-shadow: var(--shadow-hover); max-height: calc(100vh - 72px); overflow-y: auto;
  }
  .global-nav.is-open { transform: translateY(0); }
  .nav-list { flex-direction: column; align-items: stretch; gap: 0; padding: 12px 0; }
  .nav-list > li { border-bottom: 1px solid var(--color-line-soft); }
  .nav-link { display: block; padding: 16px 24px; color: var(--color-text); }
  .nav-link::after { display: none; }
  .nav-cta-mobile { display: block; padding: 16px 24px; border-bottom: 0 !important; }
  .nav-cta-mobile .btn { width: 100%; }
  /* ハンバーガー → ×印 */
  .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); }
}

@media (max-width: 760px) {
  .strengths-grid, .cards-grid, .testimonials-grid, .csr { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 32px 16px; }
  .stat { border-left: 0; }
  .stat:nth-child(odd) { text-align: center; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .news-item { grid-template-columns: 1fr; gap: 6px; }
  .news-item__cat { margin-bottom: 6px; }
  .hero__facts { gap: 24px; }
  /* 会社概要表：スマホでは項目名と内容を縦に積む */
  .info-table th, .info-table td { display: block; width: auto; }
  .info-table th { padding: 16px 8px 4px; border-bottom: 0; }
  .info-table td { padding: 0 8px 16px; }
}