@charset "UTF-8";
/* ==========================================================================
   D-ONE コーポレートサイト  メインスタイル
   配色：青系（ネイビー基調）／印象：シンプル・信頼感・男性的・先進と伝統の中間
   ========================================================================== */

/* ---- デザイントークン ---- */
:root {
  --navy:        #0f2c52;   /* メイン：濃紺 */
  --navy-dark:   #0a1f3c;   /* ヘッダー/フッター */
  --blue:        #1c5cab;   /* アクセント */
  --blue-light:  #2f7fd1;   /* ホバー等 */
  --sky:         #eaf2fb;   /* 淡い背景 */
  --ink:         #1a232e;   /* 本文 */
  --gray:        #5c6b7a;   /* 補助テキスト */
  --line:        #dfe5ec;   /* 罫線 */
  --bg-soft:     #f5f7fa;   /* セクション背景 */
  --white:       #ffffff;
  --max:         1120px;    /* コンテンツ最大幅 */
  --radius:      6px;
  --shadow:      0 6px 24px rgba(15, 44, 82, .08);
  --ease:        .3s cubic-bezier(.25,.8,.35,1);
}

/* ---- リセット ---- */
*,*::before,*::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; overflow-x: clip; scroll-padding-top: 90px; }
body { overflow-x: clip; }
body {
  margin: 0;
  font-family: "Noto Sans JP","Hiragino Kaku Gothic ProN","Yu Gothic",Meiryo,sans-serif;
  color: var(--ink);
  line-height: 1.8;
  font-size: 16px;
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--blue); text-decoration: none; transition: color var(--ease); }
a:hover { color: var(--blue-light); }
ul { margin: 0; padding: 0; list-style: none; }
h1,h2,h3,h4 { line-height: 1.45; margin: 0; font-weight: 700; letter-spacing: .02em; }

/* ---- レイアウト共通 ---- */
.container { width: min(100% - 48px, var(--max)); margin-inline: auto; }
.section { padding: 88px 0; }
.section--soft { background: var(--bg-soft); }
.section--navy { background: var(--navy); color: #dce6f2; }
.lead { color: var(--gray); font-size: 1.05rem; }

/* セクション見出し */
.sec-head { text-align: center; margin-bottom: 52px; }
.sec-head__en {
  display: block; color: var(--blue); font-size: .8rem; font-weight: 700;
  letter-spacing: .22em; text-transform: uppercase; margin-bottom: 10px;
}
.sec-head__ja { font-size: clamp(1.5rem, 3.5vw, 2.15rem); color: var(--navy); }
.section--navy .sec-head__ja { color: #fff; }
.sec-head__ja::after {
  content: ""; display: block; width: 48px; height: 3px;
  background: var(--blue); margin: 18px auto 0; border-radius: 2px;
}

/* ボタン */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 15px 34px; border-radius: var(--radius); font-weight: 700;
  font-size: 1rem; transition: all var(--ease); border: 2px solid transparent; cursor: pointer;
}
.btn--primary { background: var(--blue); color: #fff; }
.btn--primary:hover { background: var(--blue-light); color: #fff; transform: translateY(-2px); box-shadow: var(--shadow); }
.btn--ghost { background: transparent; color: #fff; border-color: rgba(255,255,255,.6); }
.btn--ghost:hover { background: #fff; color: var(--navy); }
.btn--lg { padding: 18px 48px; font-size: 1.05rem; }

/* ==========================================================================
   ヘッダー
   ========================================================================== */
.site-header {
  position: sticky; top: 0; z-index: 100; background: rgba(255,255,255,.96);
  backdrop-filter: saturate(140%) blur(6px); border-bottom: 1px solid var(--line);
}
.site-header__inner { display: flex; align-items: center; justify-content: space-between; height: 76px; }
.site-logo { display: flex; align-items: center; gap: 12px; font-weight: 800; color: var(--navy); }
.site-logo__mark { height: 46px; width: auto; display: block; }
.site-logo__text { display: flex; flex-direction: column; line-height: 1.25; }
.site-logo__name { font-size: 1.18rem; letter-spacing: .06em; }
.site-logo__sub { font-size: .62rem; font-weight: 500; color: var(--gray); letter-spacing: .1em; }

.gnav { display: flex; align-items: center; gap: 30px; }
.gnav__list { display: flex; gap: 26px; }
.gnav__list a { color: var(--ink); font-weight: 600; font-size: .95rem; position: relative; padding: 6px 0; }
.gnav__list a::after {
  content: ""; position: absolute; left: 0; bottom: 0; width: 0; height: 2px;
  background: var(--blue); transition: width var(--ease);
}
.gnav__list a:hover::after, .gnav__list .current-menu-item a::after { width: 100%; }
.gnav__cta { padding: 11px 22px; background: var(--navy); color: #fff; border-radius: var(--radius); font-weight: 700; font-size: .9rem; }
.gnav__cta:hover { background: var(--blue); color: #fff; }

/* ハンバーガー */
.nav-toggle { display: none; width: 44px; height: 44px; border: 0; background: transparent; cursor: pointer; position: relative; z-index: 110; }
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after {
  content: ""; position: absolute; left: 9px; width: 26px; height: 2px; background: var(--navy); transition: var(--ease);
}
.nav-toggle span { top: 21px; }
.nav-toggle span::before { top: -8px; } .nav-toggle span::after { top: 8px; }
.nav-open .nav-toggle span { background: transparent; }
.nav-open .nav-toggle span::before { transform: rotate(45deg); top: 0; }
.nav-open .nav-toggle span::after { transform: rotate(-45deg); top: 0; }

/* ==========================================================================
   ヒーロー
   ========================================================================== */
.hero { position: relative; min-height: 92vh; display: flex; align-items: center; color: #fff; overflow: hidden; }
.hero__bg { position: absolute; inset: 0; z-index: -2; overflow: hidden; }
.hero__bg img {
  width: 100%; height: 100%; object-fit: cover;
  transform: scale(1.04);
  animation: heroZoom 18s ease-out forwards;
}
@keyframes heroZoom { from { transform: scale(1.04); } to { transform: scale(1.16); } }

/* シネマティックな多層オーバーレイ（左パネル＋下方の沈み＋ブルーの淡い発光） */
.hero::after {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background:
    radial-gradient(120% 90% at 82% 12%, rgba(47,127,209,.22) 0%, transparent 46%),
    linear-gradient(180deg, rgba(8,22,46,.45) 0%, rgba(8,22,46,0) 26%, rgba(8,22,46,.12) 60%, rgba(8,22,46,.72) 100%),
    linear-gradient(102deg, rgba(7,20,42,.94) 0%, rgba(10,31,60,.72) 42%, rgba(10,31,60,.30) 72%, rgba(10,31,60,.10) 100%);
}

.hero__inner { padding: 96px 0 88px; }
.hero__tag {
  display: inline-flex; align-items: center; gap: 8px; background: rgba(28,92,171,.92);
  color: #fff; font-size: .82rem; font-weight: 700; letter-spacing: .12em;
  padding: 8px 18px; border-radius: 100px; margin-bottom: 26px;
  border: 1px solid rgba(143,194,255,.45); backdrop-filter: blur(4px);
}
.hero__tag::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: #8fc2ff; box-shadow: 0 0 8px #8fc2ff; }
.hero__title { font-size: clamp(1.9rem, 5vw, 3.4rem); line-height: 1.32; text-shadow: 0 4px 30px rgba(0,0,0,.4); }
.hero__title span { color: #8fc2ff; }
.hero__sub { margin-top: 22px; font-size: clamp(1rem, 2vw, 1.2rem); max-width: 620px; color: #e4edf8; text-shadow: 0 2px 14px rgba(0,0,0,.35); }
.hero__actions { margin-top: 40px; display: flex; gap: 16px; flex-wrap: wrap; }

/* 実績スタッツ */
.hero__stats {
  display: flex; gap: clamp(20px, 4vw, 60px); flex-wrap: wrap;
  margin-top: 48px; padding-top: 30px; border-top: 1px solid rgba(255,255,255,.20);
}
.hero__stat { display: flex; flex-direction: column; }
.hero__stat-num { font-size: clamp(1.5rem, 2.8vw, 2.15rem); font-weight: 800; color: #fff; letter-spacing: .02em; line-height: 1.1; }
.hero__stat-num small { font-size: .55em; font-weight: 700; color: #8fc2ff; margin-left: 3px; }
.hero__stat-label { font-size: .82rem; color: #c7d6ea; letter-spacing: .04em; margin-top: 4px; }

/* スクロール誘導（アニメーションする縦線） */
.hero__scroll {
  position: absolute; bottom: 26px; left: 50%; transform: translateX(-50%);
  color: #fff; font-size: .68rem; letter-spacing: .25em; opacity: .85;
  display: flex; flex-direction: column; align-items: center; gap: 8px;
}
.hero__scroll::after {
  content: ""; width: 1px; height: 46px;
  background: linear-gradient(to bottom, rgba(255,255,255,.9), rgba(255,255,255,0));
  animation: scrollLine 2.2s ease-in-out infinite;
}
@keyframes scrollLine {
  0% { transform: scaleY(0); transform-origin: top; }
  45% { transform: scaleY(1); transform-origin: top; }
  55% { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ヒーロー要素の順次フェードイン */
.hero__tag, .hero__title, .hero__sub, .hero__actions, .hero__stats {
  opacity: 0; animation: heroUp .95s cubic-bezier(.2,.7,.2,1) forwards;
}
.hero__tag    { animation-delay: .15s; }
.hero__title  { animation-delay: .32s; }
.hero__sub    { animation-delay: .52s; }
.hero__actions{ animation-delay: .68s; }
.hero__stats  { animation-delay: .84s; }
@keyframes heroUp { from { opacity: 0; transform: translateY(30px); } to { opacity: 1; transform: none; } }

@media (prefers-reduced-motion: reduce) {
  .hero__bg img { animation: none; transform: none; }
  .hero__tag, .hero__title, .hero__sub, .hero__actions, .hero__stats { opacity: 1; animation: none; }
  .hero__scroll::after { animation: none; }
}

/* ==========================================================================
   強み（選ばれる理由）
   ========================================================================== */
.features { display: grid; grid-template-columns: repeat(3,1fr); gap: 28px; }
.feature {
  background: #fff; border: 1px solid var(--line); border-radius: 10px; padding: 38px 30px;
  text-align: center; transition: var(--ease);
}
.feature:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: transparent; }
.feature__num { font-size: .8rem; color: var(--blue); font-weight: 800; letter-spacing: .15em; }
.feature__icon {
  width: 64px; height: 64px; margin: 14px auto 18px; border-radius: 50%;
  background: var(--sky); color: var(--blue); display: grid; place-items: center; font-size: 1.7rem;
}
.feature__title { font-size: 1.2rem; color: var(--navy); margin-bottom: 12px; }
.feature__text { font-size: .95rem; color: var(--gray); }

/* ==========================================================================
   事業内容
   ========================================================================== */
.services { display: grid; grid-template-columns: repeat(2,1fr); gap: 26px; }
.service-card {
  display: grid; grid-template-columns: 150px 1fr; background: #fff; border: 1px solid var(--line);
  border-radius: 10px; overflow: hidden; transition: var(--ease);
}
.service-card:hover { box-shadow: var(--shadow); }
.service-card__img { background: var(--navy); position: relative; }
.service-card__img img { width: 100%; height: 100%; object-fit: cover; }
.service-card__body { padding: 26px 24px; }
.service-card__title { font-size: 1.15rem; color: var(--navy); margin-bottom: 8px; }
.service-card__text { font-size: .92rem; color: var(--gray); }

/* 事業内容ページ：詳細ブロック */
.service-detail { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; align-items: center; padding: 56px 0; border-bottom: 1px solid var(--line); }
.service-detail:nth-child(even) .service-detail__media { order: 2; }
.service-detail__media img { border-radius: 10px; box-shadow: var(--shadow); }
.service-detail__label { color: var(--blue); font-weight: 700; letter-spacing: .12em; font-size: .85rem; }
.service-detail__title { font-size: 1.6rem; color: var(--navy); margin: 8px 0 16px; }
.service-detail ul.ticks { margin-top: 16px; display: grid; gap: 8px; }
.ticks li { padding-left: 26px; position: relative; }
.ticks li::before { content: "✓"; position: absolute; left: 0; color: var(--blue); font-weight: 800; }

/* ==========================================================================
   施工実績
   ========================================================================== */
.works { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
.work-card { background: #fff; border-radius: 10px; overflow: hidden; border: 1px solid var(--line); transition: var(--ease); }
.work-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
.work-card__thumb { aspect-ratio: 4/3; background: var(--sky); overflow: hidden; }
.work-card__thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.work-card:hover .work-card__thumb img { transform: scale(1.06); }
.work-card__body { padding: 18px 20px; }
.work-card__cat { font-size: .75rem; color: var(--blue); font-weight: 700; }
.work-card__title { font-size: 1.05rem; color: var(--navy); margin-top: 4px; }
.placeholder-note { text-align: center; color: var(--gray); font-size: .9rem; background: var(--sky); padding: 14px; border-radius: var(--radius); margin-top: 28px; }

/* ==========================================================================
   代表メッセージ
   ========================================================================== */
.message { display: grid; grid-template-columns: 1fr 1.4fr; gap: 48px; align-items: center; }
.message__photo img { border-radius: 10px; box-shadow: var(--shadow); }
.message__title { font-size: clamp(1.4rem,3vw,1.9rem); color: var(--navy); margin-bottom: 8px; }
.message__role { color: var(--gray); font-size: .9rem; margin-bottom: 20px; }
.message__body p { margin: 0 0 1em; }
.message__name { text-align: right; font-weight: 700; color: var(--navy); margin-top: 18px; }
.message__name small { display:block; font-weight:500; color: var(--gray); font-size:.8rem; }

/* ==========================================================================
   スタッフ
   ========================================================================== */
.staff { display: grid; grid-template-columns: repeat(4,1fr); gap: 22px; }
.staff-card { text-align: center; }
.staff-card__photo { aspect-ratio: 3/4; border-radius: 10px; overflow: hidden; margin-bottom: 14px; box-shadow: var(--shadow); }
.staff-card__photo img { width: 100%; height: 100%; object-fit: cover; }
.staff-card__role { color: var(--blue); font-size: .8rem; font-weight: 700; }
.staff-card__name { color: var(--navy); font-weight: 700; }
.staff-card__nation { color: var(--gray); font-size: .82rem; }

/* ==========================================================================
   CTA バナー
   ========================================================================== */
.cta { background: linear-gradient(120deg, var(--navy) 0%, var(--blue) 100%); color: #fff; text-align: center; padding: 72px 0; }
.cta__title { font-size: clamp(1.5rem,3.5vw,2.2rem); margin-bottom: 14px; }
.cta__text { color: #d7e4f4; margin-bottom: 30px; }

/* ==========================================================================
   会社概要テーブル
   ========================================================================== */
.company-table { width: 100%; border-collapse: collapse; background: #fff; border: 1px solid var(--line); border-radius: 10px; overflow: hidden; }
.company-table th, .company-table td { text-align: left; padding: 18px 24px; border-bottom: 1px solid var(--line); font-size: .95rem; vertical-align: top; }
.company-table th { width: 28%; background: var(--bg-soft); color: var(--navy); font-weight: 700; white-space: nowrap; }
.company-table tr:last-child th, .company-table tr:last-child td { border-bottom: 0; }
.pending { color: #b06a00; background: #fff5e6; font-size: .8rem; padding: 2px 8px; border-radius: 4px; margin-left: 6px; }

.access-map { margin-top: 30px; border-radius: 10px; overflow: hidden; border: 1px solid var(--line); }
.access-map iframe { width: 100%; height: 380px; border: 0; display: block; }

/* ==========================================================================
   お問い合わせフォーム
   ========================================================================== */
.contact-form { max-width: 720px; margin-inline: auto; background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 40px; box-shadow: var(--shadow); }
.form-row { margin-bottom: 22px; }
.form-row label { display: block; font-weight: 700; color: var(--navy); margin-bottom: 8px; font-size: .95rem; }
.form-row .req { color: #c0392b; font-size: .78rem; margin-left: 6px; }
.form-row input, .form-row textarea, .form-row select {
  width: 100%; padding: 13px 15px; border: 1px solid var(--line); border-radius: var(--radius);
  font-size: 1rem; font-family: inherit; background: #fcfdff; transition: var(--ease);
}
.form-row input:focus, .form-row textarea:focus, .form-row select:focus { outline: none; border-color: var(--blue); box-shadow: 0 0 0 3px rgba(28,92,171,.12); }
.form-row textarea { min-height: 150px; resize: vertical; }
.form-hp { position: absolute; left: -9999px; }    /* ハニーポット */
.form-submit { text-align: center; margin-top: 10px; }
.form-note { font-size: .85rem; color: var(--gray); text-align: center; margin-top: 18px; }
.form-alert { padding: 16px 20px; border-radius: var(--radius); margin-bottom: 26px; font-weight: 600; }
.form-alert--ok { background: #e7f6ec; color: #1d7a3e; border: 1px solid #b6e2c4; }
.form-alert--ng { background: #fdecea; color: #c0392b; border: 1px solid #f5c6c0; }
.contact-tel { text-align: center; margin-bottom: 36px; }
.contact-tel a { font-size: 1.8rem; font-weight: 800; color: var(--navy); letter-spacing: .04em; }

/* ==========================================================================
   LINE 友だち追加 CTA（PC＝QR／スマホ＝ボタン）
   ========================================================================== */
.line-cta {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 24px;
  background: #f0fbf3; border: 1px solid #b8e9c8; border-radius: 12px;
  padding: 24px 30px; max-width: 720px; margin: 0 auto 36px;
}
.line-cta__info { display: flex; align-items: center; gap: 16px; }
.line-cta__badge {
  background: #06C755; color: #fff; font-weight: 800; font-size: .95rem; letter-spacing: .06em;
  padding: 12px 14px; border-radius: 10px; line-height: 1; white-space: nowrap;
}
.line-cta__title { font-weight: 700; color: var(--navy); font-size: 1.05rem; margin: 0; }
.line-cta__text  { color: var(--gray); font-size: .85rem; margin: 5px 0 0; }
.line-cta__btn {
  display: none; align-items: center; justify-content: center; gap: 8px;
  background: #06C755; color: #fff; font-weight: 700; font-size: 1.02rem;
  padding: 15px 34px; border-radius: 8px; transition: all var(--ease);
}
.line-cta__btn::before { content: ""; width: 18px; height: 18px; border-radius: 5px; background: #fff;
  -webkit-mask: center/contain no-repeat; }
.line-cta__btn:hover { background: #05b34c; color: #fff; transform: translateY(-2px); box-shadow: 0 6px 18px rgba(6,199,85,.3); }
.line-cta__qr { margin: 0; text-align: center; }
.line-cta__qr img { width: 130px; height: 130px; display: block; border-radius: 8px; background: #fff; border: 1px solid var(--line); padding: 4px; }
.line-cta__qr figcaption { font-size: .74rem; color: var(--gray); margin-top: 6px; }
@media (max-width: 760px) {
  .line-cta { flex-direction: column; align-items: stretch; text-align: center; gap: 18px; }
  .line-cta__info { flex-direction: column; gap: 10px; }
  .line-cta__btn { display: inline-flex; }
  .line-cta__qr { display: none; }
}

/* ==========================================================================
   保有資格・認定（証書）
   ========================================================================== */
.cert-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px; max-width: 880px; margin: 0 auto; }
.cert-item { margin: 0; background: #fff; border: 1px solid var(--line); border-radius: 10px; padding: 16px; box-shadow: var(--shadow); }
.cert-item img { width: 100%; height: auto; border-radius: 4px; display: block; }
.cert-item figcaption { text-align: center; margin-top: 14px; font-weight: 700; color: var(--navy); font-size: .95rem; }
.cert-item figcaption small { display: block; font-weight: 500; color: var(--gray); font-size: .8rem; margin-top: 4px; }
.cert-note { text-align: center; color: var(--gray); font-size: .82rem; margin-top: 16px; }
@media (max-width: 680px) { .cert-grid { grid-template-columns: 1fr; max-width: 460px; } }

/* ==========================================================================
   下層ページ共通ヘッダー
   ========================================================================== */
.page-hero { background: var(--navy); color: #fff; padding: 70px 0; text-align: center; position: relative; }
.page-hero__en { color: #8fc2ff; font-size: .78rem; letter-spacing: .22em; font-weight: 700; }
.page-hero__title { font-size: clamp(1.6rem,4vw,2.4rem); margin-top: 8px; }
.breadcrumb { font-size: .8rem; color: var(--gray); padding: 14px 0; }
.breadcrumb a { color: var(--gray); }

/* ==========================================================================
   フッター
   ========================================================================== */
.site-footer {
  position: relative; color: #aab8c9; padding: 64px 0 28px; font-size: .9rem;
  background: linear-gradient(135deg, #081428 0%, #0f2c52 52%, #16407a 100%);
  overflow: hidden;
}
/* 上部のブルーアクセントライン */
.site-footer::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--blue) 0%, var(--blue-light) 45%, #8fc2ff 100%);
}
/* 右上の淡い発光 */
.site-footer::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(60% 80% at 88% 0%, rgba(47,127,209,.20) 0%, transparent 55%);
}
.site-footer .container { position: relative; z-index: 1; }
.footer-top { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 40px; padding-bottom: 40px; border-bottom: 1px solid rgba(255,255,255,.1); }
.footer-logo { display: flex; align-items: center; gap: 12px; }
.footer-logo img { height: 46px; width: auto; display: block; }
.footer-logo__name { color: #fff; font-size: 1.25rem; font-weight: 800; letter-spacing: .06em; }
.footer-brand p { margin: 16px 0 0; line-height: 1.9; }
.footer-col h4 { color: #fff; font-size: .95rem; margin-bottom: 16px; }
.footer-col li { margin-bottom: 10px; }
.footer-col a { color: #aab8c9; }
.footer-col a:hover { color: #fff; }
.footer-bottom { text-align: center; padding-top: 24px; font-size: .8rem; color: #7e8da0; }
.footer-bottom small { color: #7e8da0; }

/* ==========================================================================
   レスポンシブ
   ========================================================================== */
@media (max-width: 980px) {
  .message, .service-detail, .service-detail:nth-child(even) .service-detail__media { grid-template-columns: 1fr; }
  .service-detail__media { order: 0 !important; }
  .footer-top { grid-template-columns: 1fr 1fr; }
  .staff { grid-template-columns: repeat(2,1fr); }
  .works { grid-template-columns: repeat(2,1fr); }
}
/* ナビ：横並びが収まらなくなる前にハンバーガーへ切替（768px等の中間幅対策） */
@media (max-width: 900px) {
  .nav-toggle { display: block; }
  .gnav {
    position: fixed; inset: 0 0 0 auto; width: min(80%, 320px); height: 100vh; background: #fff;
    flex-direction: column; align-items: flex-start; justify-content: center; gap: 0; padding: 40px;
    transform: translateX(100%); transition: transform var(--ease); box-shadow: -10px 0 40px rgba(0,0,0,.15);
  }
  .nav-open .gnav { transform: translateX(0); }
  .gnav__list { flex-direction: column; gap: 4px; width: 100%; }
  .gnav__list a { display: block; padding: 14px 0; border-bottom: 1px solid var(--line); width: 100%; }
  .gnav__cta { margin-top: 20px; }
}
@media (max-width: 760px) {
  .section { padding: 60px 0; }
  .hero { min-height: 88vh; }
  .hero__inner { padding: 64px 0 72px; }
  .hero__stats { gap: 18px 28px; margin-top: 36px; padding-top: 24px; }
  .features, .services { grid-template-columns: 1fr; }
  .service-card { grid-template-columns: 110px 1fr; }
  .footer-top { grid-template-columns: 1fr; gap: 28px; }
  .contact-form { padding: 26px 20px; }
  .company-table th { width: 38%; padding: 14px 16px; }
  .company-table td { padding: 14px 16px; }
}
@media (max-width: 480px) {
  .staff, .works { grid-template-columns: 1fr; }
  .site-logo__mark { height: 38px; }
  .site-logo__name { font-size: .98rem; }
  .site-logo__sub { font-size: .56rem; }
  .hero { min-height: 82vh; }
  .hero__stats { display: grid; grid-template-columns: 1fr 1fr; gap: 16px 20px; }
  .hero__stat-num { font-size: 1.45rem; }
}

/* スクロールフェードイン（JS有効時のみ初期非表示にする＝no-JSでも内容が見える） */
.js .reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.js .reveal.is-visible { opacity: 1; transform: none; }