/* ============================================================
   GENSHI AI — 版画の意匠（コーポレートの全ページ共通）
   style.css の上に重ねる。<body class="wz"> のページだけに効く書き方にしている
   （CARTE /community と AIガイドライン /ai-guideline・/column はこのファイルを読まない）
   ============================================================ */
:root {
    --washi: #F7EFE3;
    --washi-2: #F0E6D3;
    --paper: #FBF6EC;
    --ai: #1E2E3B;
    --ink: #0D0D0D;
    --body: #3d3a35;
    --muted: #6f6a61;
    --line: rgba(60, 30, 0, .13);
    --line-strong: rgba(60, 30, 0, .22);
    --orange: #F2380F;
    --orange-2: #F29441;
    --teal: #6CAFB7;
    --teal-deep: #35707A;
    --jp: 'Inter', 'Noto Sans JP', -apple-system, BlinkMacSystemFont, 'Hiragino Sans', sans-serif;
    --mincho: 'Hiragino Mincho ProN', 'Yu Mincho', 'Noto Serif JP', serif;
    --mono: ui-monospace, 'SF Mono', Menlo, monospace;
    --ease: cubic-bezier(.2, .7, .2, 1);
}

/* style.css の overflow-x: hidden は body をスクロール容器にして position: sticky を効かなくするので、clip に置き換える */
html:has(body.wz), body.wz { overflow-x: clip; }
body.wz { background: var(--washi); color: var(--ink); font-family: var(--jp); }
/* 和紙の繊維（ページ全体にうっすら） */
body.wz::before { content: ''; position: fixed; inset: 0; z-index: 900; pointer-events: none; opacity: .2; mix-blend-mode: multiply;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='240' height='240'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .45 0 0 0 0 .38 0 0 0 0 .28 0 0 0 .55 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E"); }

/* 画面には出さず、読み上げにだけ渡すテキスト */
.wz-sr { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }

/* ── ヘッダー ── */
.wz .header { mix-blend-mode: normal; background: rgba(247, 239, 227, .9); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); box-shadow: 0 1px 0 var(--line); color: var(--ink); }
.wz .header.scrolled { background: rgba(247, 239, 227, .96); box-shadow: 0 8px 24px -18px rgba(60, 30, 0, .45); }
.wz .nav-link { color: var(--ink); }
.wz .nav-link::after { background: var(--orange); height: 2px; border-radius: 2px; }
.wz .nav-link.active { color: var(--orange); }
.wz .nav-cta { background: var(--orange); color: #fff; }
.wz .nav-cta:hover { background: #d62f0b; }
.wz .nav-menu.active { background: rgba(247, 239, 227, .98); }

/* ── ページ冒頭：右に版画、左に見出し。瑞雲が割れて現れる ── */
.wz-hero { position: relative; min-height: min(80vh, 780px); padding: 150px 0 90px; display: flex; align-items: center; overflow: hidden; background: var(--washi); }
.wz-hero-art { position: absolute; right: 0; top: calc(50% + 40px); width: clamp(860px, 82vw, 1440px); aspect-ratio: 2688 / 1520; transform: translate3d(var(--mx, 0px), calc(-50% + var(--my, 0px) + var(--sy, 0px)), 0); will-change: transform;
    -webkit-mask-image: linear-gradient(90deg, transparent 0%, #000 26%), linear-gradient(180deg, #000 80%, transparent 100%); -webkit-mask-composite: source-in;
    mask-image: linear-gradient(90deg, transparent 0%, #000 26%), linear-gradient(180deg, #000 80%, transparent 100%); mask-composite: intersect; }
.wz-hero-art img { width: 100%; height: 100%; object-fit: cover; animation: wzArt 2.2s .15s var(--ease) both; }
@keyframes wzArt { from { opacity: 0; transform: translateX(4%) scale(1.03); } to { opacity: 1; transform: none; } }
.wz-hero-cloud { position: absolute; top: 58%; left: 50%; width: 150vw; max-width: none; z-index: 1; pointer-events: none; opacity: 0; }
.wz-hero-cloud--l { clip-path: inset(0 50% 0 0); animation: wzCloudL 2.6s .1s cubic-bezier(.65, 0, .25, 1) both; }
.wz-hero-cloud--r { clip-path: inset(0 0 0 50%); animation: wzCloudR 2.6s .1s cubic-bezier(.65, 0, .25, 1) both; }
@keyframes wzCloudL { 0% { opacity: 1; transform: translate(calc(-50% + 30vw), -50%) scale(1.2); } 75% { opacity: .9; } 100% { opacity: 0; transform: translate(calc(-50% - 62vw), -56%) scale(1); } }
@keyframes wzCloudR { 0% { opacity: 1; transform: translate(calc(-50% - 30vw), -50%) scale(1.2); } 75% { opacity: .9; } 100% { opacity: 0; transform: translate(calc(-50% + 62vw), -44%) scale(1); } }
.wz-hero-copy { position: relative; z-index: 2; width: 100%; }
.wz-hero-copy > * { max-width: 540px; }
.wz-hero .section-subtitle { margin-bottom: 1.2rem; opacity: 0; animation: wzUp .8s .35s var(--ease) forwards; }
.wz-hero .page-title { font-size: clamp(2.6rem, 5vw, 4.6rem); font-weight: 800; line-height: 1.12; letter-spacing: -.02em; text-align: left; margin: 0; color: var(--ink); font-feature-settings: 'palt'; word-break: keep-all; overflow-wrap: anywhere; }
.wz-hero .page-lead { font-size: 1.08rem; line-height: 1.95; color: var(--body); margin: 1.6rem 0 0; max-width: 460px; text-align: left; opacity: 0; animation: wzUp 1s 1.1s var(--ease) forwards; }
.wz-hero .w, .hx-title .w { white-space: nowrap; }
.wz-hero .ch { display: inline-block; opacity: 0; transform: translateY(.5em) rotate(4deg); animation: wzChar .9s cubic-bezier(.2, .8, .2, 1) forwards; animation-delay: calc(.5s + var(--i) * 34ms); }
@keyframes wzChar { to { opacity: 1; transform: none; } }
@keyframes wzUp { from { opacity: 0; transform: translateY(18px); } to { opacity: 1; transform: none; } }
.wz-hero-scroll { position: absolute; left: 50%; bottom: 20px; transform: translateX(-50%); z-index: 2; width: 1px; height: 40px; background: linear-gradient(rgba(13, 13, 13, .5), transparent); transform-origin: top; animation: wzDrop 1.8s 2s ease-in-out infinite; opacity: .8; }
@keyframes wzDrop { 0% { transform: translateX(-50%) scaleY(0); } 50% { transform: translateX(-50%) scaleY(1); } 100% { transform: translateX(-50%) scaleY(1); opacity: 0; } }

/* ── 見出しの型 ── */
.wz .section-subtitle { display: inline-flex; align-items: center; gap: .6em; font-size: .75rem; font-weight: 700; letter-spacing: .18em; text-transform: uppercase; color: var(--orange); margin-bottom: 1rem; }
.wz .section-subtitle::before { content: ''; width: 18px; height: 2px; background: currentColor; border-radius: 2px; }
.wz .section-title, .wz .story-title, .wz .mission-title { position: relative; border-left: 0; padding-left: 0; padding-bottom: .42em; font-size: clamp(1.8rem, 3.2vw, 2.9rem); font-weight: 700; line-height: 1.3; letter-spacing: -.005em; color: var(--ink); font-feature-settings: 'palt'; text-align: left; }
.wz .section-title::after, .wz .story-title::after, .wz .mission-title::after { content: ''; position: absolute; left: 0; bottom: 0; width: 2.6em; height: .26em; max-width: 120px; background: no-repeat left center / 100% 100% url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 200 16' preserveAspectRatio='none'%3E%3Cpath d='M2 9 C40 3 90 5 140 6 S190 9 198 7 L197 11 C150 12 100 13 50 13 S10 13 3 12 Z' fill='%23F2380F'/%3E%3C/svg%3E"); transform: scaleX(0); transform-origin: left; transition: transform .8s .7s cubic-bezier(.7, 0, .2, 1); }
.wz .is-in.section-title::after, .wz .is-in.story-title::after, .wz .is-in.mission-title::after { transform: scaleX(1); }
.wz .ink > span { display: inline-block; clip-path: inset(-12% 100% -12% 0); transition: clip-path 1.2s cubic-bezier(.7, 0, .2, 1); }
.wz .ink.is-in > span { clip-path: inset(-12% -2% -12% 0); }
.wz .section-lead, .wz .contact-lead { color: var(--body); line-height: 2; font-size: 1.02rem; text-align: left; }

/* ── 出現の型（main.js が付ける） ── */
.wz [data-rise] { opacity: 0; transform: translateY(24px); transition: opacity 1s var(--ease), transform 1s var(--ease); }
.wz [data-rise].is-in { opacity: 1; transform: none; }
.wz [data-stagger] > * { opacity: 0; transform: translateY(26px); transition: opacity .9s var(--ease), transform .9s var(--ease); transition-delay: calc(var(--si, 0) * 90ms); }
.wz [data-stagger="cards"] > * { transform: translateY(36px) rotate(calc((var(--si, 0) - 1.5) * 1.6deg)); }
.wz [data-stagger].is-in > * { opacity: 1; transform: none; }
@property --ink { syntax: '<percentage>'; inherits: false; initial-value: 0%; }
.wz [data-bleed] { --ink: 0%; -webkit-mask-image: radial-gradient(circle at 42% 58%, #000 calc(var(--ink) - 14%), rgba(0, 0, 0, .35) calc(var(--ink) - 4%), transparent var(--ink)); mask-image: radial-gradient(circle at 42% 58%, #000 calc(var(--ink) - 14%), rgba(0, 0, 0, .35) calc(var(--ink) - 4%), transparent var(--ink)); transform: scale(1.05); transition: --ink 1.9s cubic-bezier(.35, .1, .2, 1), transform 2.2s var(--ease); }
.wz [data-bleed].is-in { --ink: 175%; transform: none; }
.wz [data-par], .wz [data-par-x] { will-change: transform; }
.wz-kasumi { position: absolute; width: 58vw; max-width: none; pointer-events: none; z-index: 0; opacity: .9; clip-path: inset(0 50% 0 0); }

/* ── ボタンとカード ── */
.wz .cta-button { background: var(--orange); color: #fff; border-radius: 100px; padding: 1rem 2.1rem; font-weight: 800; box-shadow: 0 16px 30px -18px rgba(242, 56, 15, .9); transition: transform .35s var(--ease), background .3s; }
.wz .cta-button:hover { background: #d62f0b; transform: translateY(-2px); }
.wz .cta-button-secondary { border-radius: 100px; border: 1.5px solid var(--line-strong); background: rgba(251, 246, 236, .7); color: var(--ink); padding: 1rem 2rem; }
.wz .cta-button-secondary:hover { border-color: var(--ink); color: var(--ink); transform: translateY(-2px); }
.wz .glass-card { background: var(--paper); border: 1px solid var(--line); border-radius: 18px; box-shadow: 0 1px 0 rgba(255, 255, 255, .6) inset; backdrop-filter: none; transition: transform .45s var(--ease), box-shadow .45s var(--ease), border-color .3s; }
.wz .glass-card:hover { transform: translateY(-4px); box-shadow: 0 26px 50px -32px rgba(70, 30, 0, .45); border-color: var(--line-strong); }
.wz .glass-card h3 { color: var(--ink); }

/* 節の地色：交互に和紙の濃淡。alt-bg は一段濃く */
.wz main > section { background: transparent; }
.wz main > section.alt-bg, .wz .team-section.alt-bg, .wz .about-fde-section, .wz .info-section, .wz .culture-section, .wz .news-page-section, .wz .articles-section { background: var(--washi-2); }
.wz main > section.wz-light { background: var(--washi); }

/* ── about ── */
.wz .story-content { max-width: 820px; }
.wz .story-text p { color: var(--body); line-height: 2.05; }
.wz .fde-item h3, .wz .approach-item h3 { font-size: 1.12rem; }
.wz .fde-item h3::before, .wz .approach-item h3::before { content: ''; display: block; width: 26px; height: 3px; border-radius: 2px; background: var(--orange); margin-bottom: .9rem; }
.wz .feynman-quote-block { background: var(--paper); border: 1px solid var(--line); border-radius: 20px; }
.wz .feynman-portrait img { border-radius: 6px; padding: 8px; background: #fffaf1; border: 1px solid var(--line); filter: sepia(.25) contrast(1.02); }
.wz .feynman-answer { color: var(--orange); font-family: var(--mincho); }
.wz .name-meaning-item { background: var(--paper); border: 1px solid var(--line); border-radius: 18px; }
.wz .name-meaning-title .kanji { font-family: var(--mincho); color: var(--orange); }
.wz .about-cta-section .cta-content, .wz .company-cta-section .cta-content { background: var(--ai); color: #f4efe6; border: 0; position: relative; overflow: hidden; }
.wz .about-cta-section .cta-content h2, .wz .company-cta-section .cta-content h2 { color: #fff; }
.wz .about-cta-section .cta-content p, .wz .company-cta-section .cta-content p { color: rgba(244, 239, 230, .75); }
.wz .about-cta-section .cta-content::before, .wz .company-cta-section .cta-content::before { content: ''; position: absolute; left: -10%; top: -40%; width: 70%; height: 180%; background: url("../img/washi/clouds.webp") no-repeat left center / contain; opacity: .12; pointer-events: none; }
.wz .about-cta-section .cta-button-secondary, .wz .company-cta-section .cta-button-secondary { color: #fff; border-color: rgba(255, 255, 255, .35); background: transparent; }

/* 選考フロー（careers）：PC は4列、狭い画面では2列→1列 */
.wz .approach-grid--flow { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 900px) { .wz .approach-grid--flow { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .wz .approach-grid--flow { grid-template-columns: 1fr; } }

/* ── products ── */
.wz .portfolio-tag { background: rgba(242, 56, 15, .08); color: var(--orange); border: 1px solid rgba(242, 56, 15, .25); border-radius: 100px; }
.wz .product-block { border-color: var(--line); }
.wz .product-keyvisual img, .wz .product-keyvisual video { border-radius: 14px; border: 1px solid var(--line); box-shadow: 0 40px 80px -46px rgba(70, 30, 0, .55); }
.wz .service-list li::before { background: var(--orange); }

/* ── team ── */
.wz .ceo-photo-box, .wz .ceo-photo-box img { border-radius: 14px; }
.wz .ceo-photo-box { padding: 8px; background: #fffaf1; border: 1px solid var(--line); box-shadow: 0 30px 60px -40px rgba(70, 30, 0, .5); }
.wz .ceo-role, .wz .team-role { color: var(--orange); }
.wz .track-timeline-item::before, .wz .track-year { color: var(--orange); }
.wz .team-card, .wz .advisor-card { background: var(--paper); border: 1px solid var(--line); border-radius: 18px; }
.wz .culture-number { font-family: var(--mincho); color: var(--orange); }
.wz .position-tag, .wz .team-tags span { border-radius: 100px; }
.wz .join-section .join-content { background: var(--ai); color: #f4efe6; border-radius: 22px; }
.wz .join-section .join-content h2, .wz .join-section .join-content .section-title { color: #fff; }

/* ── company ── */
.wz .mission-content { text-align: left; }
.wz .mission-title { font-size: clamp(2rem, 3.6vw, 3.2rem); }
.wz .mission-desc { color: var(--body); line-height: 2.05; }
.wz .info-table { background: var(--paper); border: 1px solid var(--line); border-radius: 18px; overflow: hidden; }
.wz .info-row { border-color: var(--line); }
.wz .info-label { color: var(--muted); font-weight: 700; }
.wz .business-card { background: var(--paper); border: 1px solid var(--line); border-radius: 18px; overflow: hidden; }
.wz .business-card-img { overflow: hidden; }
.wz .business-card-img img { transition: transform .9s var(--ease); }
.wz .business-card:hover .business-card-img img { transform: scale(1.05); }
.wz .business-tag { color: var(--teal-deep); border-color: rgba(53, 112, 122, .4); }
.wz .partner-item { background: var(--paper); border: 1px solid var(--line); border-radius: 16px; }

/* ── お問い合わせ・応募フォーム ── */
.wz .contact-form { background: rgba(255, 252, 245, .9); border: 1px solid var(--line); }
.wz .form-group input, .wz .form-group select, .wz .form-group textarea { background: #fffdf8; border-color: var(--line-strong); }

/* ── ニュース一覧 ── */
.wz .news-month-heading { font-family: var(--mincho); color: var(--ink); }
.wz .news-month-heading::before { background: var(--orange); }
.wz .news-card-link { background: var(--paper); border: 1px solid var(--line); border-radius: 16px; transition: transform .5s cubic-bezier(.2, .8, .2, 1), box-shadow .5s, border-color .3s; }
.wz .news-card-link:hover { transform: translateY(-5px) rotate(-.4deg); box-shadow: 0 28px 50px -32px rgba(70, 30, 0, .5); border-color: var(--line-strong); }
.wz .news-card-thumb { border-radius: 10px; }
.wz .news-badge-new { background: var(--orange); }

/* ── 記事一覧 ── */
.wz .article-card { background: var(--paper); border: 1px solid var(--line); border-radius: 16px; transition: transform .5s cubic-bezier(.2, .8, .2, 1), box-shadow .5s; }
.wz .article-card:hover { transform: translateY(-5px); box-shadow: 0 28px 50px -32px rgba(70, 30, 0, .5); }
.wz .article-card-category, .wz .article-category, .wz .press-category { color: var(--teal-deep); background: rgba(53, 112, 122, .1); border-color: rgba(53, 112, 122, .3); }

/* ── ニュースと記事の本文ページ ── */
.wz .press-header, .wz .article-header { position: relative; background: var(--washi); padding-top: 150px; overflow: hidden; }
.wz .press-header::before, .wz .article-header::before { content: ''; position: absolute; right: -12vw; top: 52px; width: 56vw; height: 26vw; background: url("../img/washi/clouds.webp") no-repeat right center / contain; opacity: .5; pointer-events: none; clip-path: inset(0 0 0 50%); }
.wz .press-header .container, .wz .article-header .container { position: relative; z-index: 1; }
.wz .press-header h1, .wz .article-header h1 { font-feature-settings: 'palt'; letter-spacing: -.005em; }
.wz .press-hero img { border-radius: 14px; border: 1px solid var(--line); box-shadow: 0 40px 80px -50px rgba(70, 30, 0, .55); }
.wz .article-content h2 { position: relative; padding-bottom: .5em; border-left: 0; }
.wz .article-content h2::after { content: ''; position: absolute; left: 0; bottom: 0; width: 64px; height: 6px; background: no-repeat left center / 100% 100% url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 200 16' preserveAspectRatio='none'%3E%3Cpath d='M2 9 C40 3 90 5 140 6 S190 9 198 7 L197 11 C150 12 100 13 50 13 S10 13 3 12 Z' fill='%23F2380F'/%3E%3C/svg%3E"); }
.wz .article-content blockquote { border-left-color: var(--orange); background: var(--paper); }
.wz .article-content img { border-radius: 12px; }
.wz .paper-meta, .wz .stat-card { background: var(--paper); border: 1px solid var(--line); border-radius: 16px; }
.wz .press-boilerplate { position: relative; background: var(--washi-2); border-top: 0; }
.wz .press-boilerplate-title { position: relative; padding-bottom: .5em; }
.wz .press-boilerplate-title::after { content: ''; position: absolute; left: 0; bottom: 0; width: 64px; height: 6px; background: no-repeat left center / 100% 100% url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 200 16' preserveAspectRatio='none'%3E%3Cpath d='M2 9 C40 3 90 5 140 6 S190 9 198 7 L197 11 C150 12 100 13 50 13 S10 13 3 12 Z' fill='%23F2380F'/%3E%3C/svg%3E"); }
.wz .related-articles { background: var(--washi-2); }

/* ── フッター ── */
.wz .footer { position: relative; background: var(--washi-2); border-top: 0; overflow: hidden; padding-top: 110px; }
.wz .footer::before { content: ''; position: absolute; left: -8vw; top: -3vw; width: 46vw; height: 17vw; background: url("../img/washi/clouds.webp") no-repeat left top / contain; clip-path: inset(0 50% 0 0); opacity: .75; pointer-events: none; }
.wz .footer .container { position: relative; z-index: 1; }
.wz .footer-links { flex-wrap: wrap; row-gap: .6rem; }
.wz .footer-links a { color: var(--body); }
.wz .footer-links a:hover { color: var(--orange); }
.wz .footer-copy { color: var(--muted); border-color: var(--line); }

@media (max-width: 900px) {
    .wz-hero { min-height: auto; padding: 0 0 56px; flex-direction: column; align-items: stretch; }
    .wz-hero-art { position: relative; top: auto; right: auto; width: 100%; height: 46vh; min-height: 260px; margin-top: 70px; aspect-ratio: auto; transform: translate3d(0, var(--sy, 0px), 0);
        -webkit-mask-image: linear-gradient(180deg, #000 72%, transparent 100%); mask-image: linear-gradient(180deg, #000 72%, transparent 100%); }
    .wz-hero-art img { object-position: 74% 50%; }
    .wz-hero-copy { margin-top: -10px; }
    .wz-hero-cloud { top: 32%; width: 260vw; }
    .wz-hero-scroll { display: none; }
    .wz .footer::before { width: 90vw; height: 34vw; top: -6vw; }
}
@media (max-width: 600px) {
    .wz-hero .page-title { font-size: clamp(2.1rem, 9vw, 2.8rem); }
    .wz-hero .page-lead { font-size: .95rem; }
    .wz .footer-links { justify-content: center; gap: .4rem 1.2rem; }
    .wz-kasumi { width: 120vw; }
}
@media (prefers-reduced-motion: reduce) {
    .wz-hero-art img, .wz-hero .section-subtitle, .wz-hero .page-lead, .wz-hero .ch { animation: none; opacity: 1; transform: none; }
    .wz-hero-cloud { display: none; }
    .wz .ink > span { clip-path: none; transition: none; }
    .wz .section-title::after, .wz .story-title::after, .wz .mission-title::after { transform: scaleX(1); transition: none; }
    .wz [data-rise], .wz [data-stagger] > *, .wz [data-bleed] { opacity: 1; transform: none; transition: none; -webkit-mask-image: none; mask-image: none; }
}