@charset "UTF-8";
/* INCEPTION site.css（2026 リニューアル） */

:root {
  --text: #111;
  --muted: #666;
  --line: #e2e2e2;
  --bg: #fff;
  --bg-sub: #f6f6f4;
  --dark: #111;
  --accent: #0085b2;
  --max: 1080px;
  --en: "Inter", "Helvetica Neue", Arial, sans-serif;

  /* パターン色（ページごとに上書き） */
  --c1: #ff3b30;
  --c2: #ffd000;
  --c3: #7ed40f;
  --stripe-angle: 135deg;
}

/* ---------- ページごとのテーマ ---------- */
.theme-red    { --c1: #ff3b30; --stripe-angle: 135deg; }
.theme-yellow { --c1: #ffc800; --stripe-angle: 45deg; }
.theme-lime   { --c1: #6fd400; --stripe-angle: 135deg; }
.theme-orange { --c1: #ff7a00; --stripe-angle: 45deg; }

*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Hiragino Sans", Meiryo, sans-serif;
  font-size: 16px;
  line-height: 2;
  letter-spacing: .04em;
}
body.is-menu-open { overflow: hidden; }

h1, h2, h3, p, ul, dl, dd { margin: 0; }
ul { padding: 0; list-style: none; }
img { max-width: 100%; height: auto; vertical-align: middle; }

a { color: var(--accent); }
a:hover { text-decoration: none; }

.inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 40px;
}

/* ---------- ヘッダー ---------- */
.site-header {
  position: relative;
  z-index: 10;
  background: var(--bg);
}
.site-header .inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 96px;
}
.logo { margin: 0; line-height: 1; font-size: 1em; position: relative; z-index: 30; }
.logo a { display: inline-block; }
.logo img { width: 170px; }

.gnav ul { display: flex; gap: 36px; }
.gnav a {
  position: relative;
  display: inline-block;
  padding: 6px 0;
  color: var(--text);
  text-decoration: none;
  font-size: 14px;
  letter-spacing: .06em;
}
.gnav a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  background: var(--dark);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .3s ease;
}
.gnav a:hover::after,
.gnav a[aria-current="page"]::after { transform: scaleX(1); }

/* ハンバーガー */
.menu-btn {
  display: none;
  position: relative;
  z-index: 30;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 0;
  background: none;
  cursor: pointer;
}
.menu-btn span {
  position: absolute;
  left: 10px;
  width: 24px;
  height: 2px;
  background: var(--dark);
  transition: transform .35s ease, opacity .25s ease, top .35s ease;
}
.menu-btn span:nth-child(1) { top: 15px; }
.menu-btn span:nth-child(2) { top: 21px; }
.menu-btn span:nth-child(3) { top: 27px; }
.menu-btn[aria-expanded="true"] span:nth-child(1) { top: 21px; transform: rotate(45deg); }
.menu-btn[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.menu-btn[aria-expanded="true"] span:nth-child(3) { top: 21px; transform: rotate(-45deg); }

@media (max-width: 900px) {
  .menu-btn { display: block; }
  .site-header .inner { min-height: 72px; }

  .gnav {
    position: fixed;
    inset: 0;
    z-index: 20;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, .98);
    -webkit-backdrop-filter: blur(8px);
    backdrop-filter: blur(8px);
    opacity: 0;
    visibility: hidden;
    transition: opacity .45s ease, visibility 0s linear .45s;
  }
  .gnav.is-open {
    opacity: 1;
    visibility: visible;
    transition: opacity .45s ease;
  }
  .gnav ul {
    flex-direction: column;
    align-items: center;
    gap: 28px;
  }
  .gnav li {
    opacity: 0;
    transform: translateY(12px);
    transition: opacity .5s ease, transform .5s ease;
  }
  .gnav.is-open li { opacity: 1; transform: none; }
  .gnav.is-open li:nth-child(1) { transition-delay: .08s; }
  .gnav.is-open li:nth-child(2) { transition-delay: .14s; }
  .gnav.is-open li:nth-child(3) { transition-delay: .20s; }
  .gnav.is-open li:nth-child(4) { transition-delay: .26s; }
  .gnav.is-open li:nth-child(5) { transition-delay: .32s; }
  .gnav a { font-size: 18px; font-weight: 700; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; }
}

/* ---------- 斜線パターン（共通） ---------- */
.hero,
.page-head {
  position: relative;
  overflow: hidden;
  isolation: isolate;
}
.hero::before,
.page-head::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image: repeating-linear-gradient(
    var(--stripe-angle),
    var(--c1) 0 2px,
    transparent 2px 22px
  );
  -webkit-mask-image: linear-gradient(to right, transparent 35%, #000 90%);
  mask-image: linear-gradient(to right, transparent 35%, #000 90%);
}
/* マルチカラー（トップ・会社概要） */
.theme-multi .hero::before,
.theme-multi .page-head::before {
  background-image: repeating-linear-gradient(
    var(--stripe-angle),
    var(--c1) 0 2px, transparent 2px 20px,
    var(--c2) 20px 22px, transparent 22px 40px,
    var(--c3) 40px 42px, transparent 42px 60px
  );
}

/* ---------- トップ：ヒーロー ---------- */
.hero {
  min-height: min(78vh, 720px);
  display: flex;
  align-items: center;
  padding: 120px 0;
}
.hero .inner { width: 100%; }
.hero h1 {
  font-size: clamp(30px, 4.4vw, 52px);
  line-height: 1.5;
  font-weight: 700;
  letter-spacing: .06em;
  margin-bottom: 48px;
}
.hero .text {
  max-width: 600px;
  padding: 4px 0;
  background: rgba(255, 255, 255, .85);
}

/* ---------- 下層：タイトルエリア ---------- */
.page-head {
  min-height: min(64vh, 560px);
  display: flex;
  align-items: flex-end;
  padding: 160px 0 96px;
}
.page-head .inner { width: 100%; }
.page-big {
  font-family: var(--en);
  font-weight: 700;
  font-size: clamp(56px, 10vw, 148px);
  line-height: .95;
  letter-spacing: -.03em;
  margin-bottom: 40px;
  hyphens: manual;
}
.page-head h1 {
  font-size: 22px;
  line-height: 1.6;
  font-weight: 700;
  letter-spacing: .08em;
}
.page-head h1 .en {
  display: block;
  font-family: var(--en);
  font-weight: 500;
  font-size: 12px;
  letter-spacing: .24em;
  color: var(--muted);
  margin-bottom: 4px;
}

/* ---------- 本文 ---------- */
main { display: block; }
.section { padding: 140px 0; }
.section-sub { background: var(--bg-sub); }

.catch {
  font-size: clamp(22px, 2.6vw, 30px);
  line-height: 1.7;
  font-weight: 700;
  letter-spacing: .06em;
  margin-bottom: 56px;
}
.text { max-width: 720px; }
.text p + p { margin-top: 2em; }

.h2 {
  font-size: 22px;
  font-weight: 700;
  line-height: 1.5;
  margin-bottom: 64px;
}
.h2 .en {
  display: block;
  font-family: var(--en);
  font-weight: 700;
  font-size: clamp(36px, 5vw, 56px);
  line-height: 1.1;
  letter-spacing: -.02em;
  margin-bottom: 12px;
}

.service-list {
  margin-top: 96px;
  max-width: 720px;
  border-top: 2px solid var(--dark);
  padding-top: 32px;
}
.service-list h2 {
  font-size: 15px;
  letter-spacing: .1em;
  margin-bottom: 20px;
}
.service-list li {
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}

.note {
  margin-top: 40px;
  font-size: 14px;
  color: var(--muted);
}

/* ---------- トップ：事業カード ---------- */
.cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}
.card {
  display: block;
  padding: 48px 44px;
  background: var(--bg);
  color: var(--text);
  text-decoration: none;
  border: 1px solid transparent;
  transition: border-color .25s;
}
.card:hover { border-color: var(--dark); }
.card .en {
  display: block;
  font-family: var(--en);
  font-weight: 500;
  font-size: 12px;
  letter-spacing: .22em;
  color: var(--muted);
}
.card h3 { font-size: 21px; margin: 8px 0 16px; line-height: 1.5; }
.card p { font-size: 14px; color: var(--muted); }
.card .more {
  display: inline-block;
  margin-top: 28px;
  font-family: var(--en);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: .1em;
  color: var(--text);
  border-bottom: 1px solid var(--dark);
}

.info-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 48px;
}
.info-list li { border-top: 2px solid var(--dark); padding-top: 24px; }
.info-list h3 { font-size: 17px; margin-bottom: 12px; }
.info-list p { font-size: 14px; }

/* ---------- 会社概要 ---------- */
.company-table {
  max-width: 820px;
  border-top: 2px solid var(--dark);
}
.company-table > div {
  display: grid;
  grid-template-columns: 200px 1fr;
  border-bottom: 1px solid var(--line);
  padding: 28px 0;
}
.company-table dt { font-weight: 700; padding-right: 16px; }

/* ---------- フッター ---------- */
.site-footer {
  background: var(--dark);
  color: #bbb;
  padding: 56px 0;
  font-size: 13px;
}
.site-footer .inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 16px;
}
.site-footer a { color: #fff; text-decoration: none; }
.site-footer a:hover { text-decoration: underline; }
.copy { font-family: var(--en); color: #888; }

/* ---------- タブレット・スマホ ---------- */
@media (max-width: 900px) {
  .cards { gap: 20px; }
  .info-list { gap: 40px; }
}
@media (max-width: 720px) {
  .inner { padding: 0 24px; }
  body { font-size: 15px; }
  .section { padding: 88px 0; }
  .hero { min-height: 0; padding: 88px 0 96px; }
  .hero h1 { margin-bottom: 32px; }
  .hero::before, .page-head::before {
    -webkit-mask-image: linear-gradient(to bottom, #000 0%, transparent 70%);
    mask-image: linear-gradient(to bottom, #000 0%, transparent 70%);
    opacity: .7;
  }
  .page-head { min-height: 0; padding: 120px 0 64px; }
  .page-big { margin-bottom: 28px; }
  .page-head h1 { font-size: 19px; }
  .h2 { margin-bottom: 40px; }
  .cards, .info-list { grid-template-columns: 1fr; }
  .card { padding: 36px 28px; }
  .catch { margin-bottom: 40px; }
  .service-list { margin-top: 72px; }
  .company-table > div { grid-template-columns: 1fr; padding: 22px 0; }
}