@charset "UTF-8";

/* ==========================================================================
   Luv Links corporate — v4 (2026-09-26 本人承認のトップ試作から全ページへ展開)
   白地 × 赤→紫→青のグラデーション面 × 太いゴシック × 手描き線画 × 黒い太枠
   参考（本人が選んだ好み）: TBWA\HAKUHODO / UNION TEC / NEWPEACE / Goodpatch / SHIFTBRAIN / mud / Hexa
   ========================================================================== */

:root {
  --white: #ffffff;
  --paper: #f5f4f7;
  --ink: #111114;
  --text: #25262b;
  --sub: #55565e;
  --line: #e3e2e8;
  --red: #ff2d55;
  --violet: #7b3cff;
  --blue: #2f6bff;
  --grad: linear-gradient(115deg, #ff2d55 0%, #ff4f86 20%, #7b3cff 50%, #2f6bff 80%, #19a4ff 100%);
  --accent: var(--violet);
  --jp: "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Yu Gothic", "Meiryo", sans-serif;
  --en: "Archivo", "Noto Sans JP", sans-serif;
  --container: 1320px;
  --gut: clamp(16px, 3.4vw, 48px);
  --radius: clamp(20px, 2.6vw, 36px);
  --space: clamp(80px, 10vw, 140px);
  --header: 72px;
  --ease: cubic-bezier(.2, .8, .2, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header) + 16px); overflow-x: clip; background: var(--white); }
body { margin: 0; color: var(--text); background: var(--white); font-family: var(--jp); font-size: 15px; line-height: 1.9; letter-spacing: .02em; -webkit-font-smoothing: antialiased; overflow-x: clip; }
body.menu-open { overflow: hidden; }
img, svg { display: block; max-width: 100%; }
img { height: auto; }
a { color: inherit; text-decoration: none; }
button { color: inherit; font: inherit; }
p, h1, h2, h3, h4, blockquote, dl, dd, figure { margin: 0; }
ol, ul { margin: 0; padding: 0; list-style: none; }
::selection { color: var(--white); background: var(--violet); }
:focus-visible { outline: 3px solid var(--violet); outline-offset: 3px; }

.skip-link { position: fixed; z-index: 1000; top: 12px; left: 12px; padding: 10px 16px; color: var(--white); background: var(--ink); border-radius: 999px; transform: translateY(-160%); transition: transform .2s; }
.skip-link:focus { transform: none; }
.container { width: min(100% - var(--gut) * 2, var(--container)); margin-inline: auto; }
.section { padding-block: var(--space); }
.section--soft { margin-inline: var(--gut); border-radius: var(--radius); background: var(--paper); }
.section--soft > .container { width: min(100% - var(--gut) * 2, var(--container)); }
.section--navy { margin-inline: var(--gut); border-radius: var(--radius); color: var(--white); background: var(--ink); }
.nb { display: inline-block; }
.u-pc { display: none; }
.t-red { --accent: var(--red); }
.t-blue { --accent: var(--blue); }
.t-violet { --accent: var(--violet); }
@keyframes flow { 0% { background-position: 0% 30%; } 100% { background-position: 100% 70%; } }

/* ---------- header ---------- */
.site-header { position: sticky; top: env(safe-area-inset-top, 0px); z-index: 100; background: rgba(255,255,255,.92); backdrop-filter: blur(12px); transition: box-shadow .3s; }
.site-header.is-scrolled { box-shadow: 0 1px 0 var(--line); }
.site-header__inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; width: min(100% - var(--gut) * 2, var(--container)); height: var(--header); margin-inline: auto; }
.brand { display: inline-flex; align-items: flex-start; gap: 3px; color: var(--ink); font-family: var(--en); font-stretch: 118%; font-weight: 900; font-size: 24px; line-height: 1; letter-spacing: -.01em; }
.brand__mark { width: 9px; height: 9px; margin-top: 1px; border-radius: 50%; background: var(--grad); }
.brand--light { color: var(--white); }
.site-nav { display: flex; align-items: center; gap: clamp(18px, 2vw, 28px); color: var(--ink); font-size: 13px; font-weight: 700; line-height: 1; }
.site-nav a { position: relative; padding-block: 10px; }
.site-nav a::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 3px; border-radius: 3px; background: var(--accent); transform: scaleX(0); transition: transform .3s var(--ease); }
.site-nav a[aria-current="page"]::after { transform: scaleX(1); }
.site-nav__contact { display: inline-flex; align-items: center; gap: 10px; padding: 13px 20px !important; border-radius: 999px; color: var(--white); background: var(--ink); transition: transform .25s; }
.site-nav__contact::after { content: "→" !important; position: static !important; height: auto !important; background: none !important; transform: none !important; }
.site-nav__lang { padding-left: 18px !important; border-left: 1.5px solid var(--line); font-family: var(--en); font-stretch: 112%; font-weight: 800; font-size: 12px; }
.menu-button { display: none; width: 44px; height: 44px; padding: 0; border: 2px solid var(--ink); border-radius: 50%; background: var(--white); cursor: pointer; }
.menu-button span { display: block; width: 18px; height: 2px; margin: 5px auto; background: var(--ink); transition: transform .3s var(--ease); }

/* ---------- buttons & links ---------- */
.button { display: inline-flex; align-items: center; justify-content: center; gap: 14px; min-height: 54px; padding: 0 28px; border: 2px solid var(--ink); border-radius: 999px; font-size: 14px; font-weight: 700; letter-spacing: .03em; transition: transform .25s var(--ease), background .25s, color .25s, border-color .25s; }
.button::after { content: "→"; transition: transform .25s var(--ease); }
.button:hover::after { transform: translateX(4px); }
.button--primary { color: var(--white); background: var(--ink); }
.button--outline { color: var(--ink); background: var(--white); }
.button--white { color: var(--ink); background: var(--white); border-color: var(--white); }
.button--ghost { color: var(--white); background: transparent; border-color: var(--white); }
.button--large { min-height: 62px; padding: 0 34px; font-size: 15px; }
.button[disabled] { opacity: .5; cursor: progress; }
.more-link { display: inline-flex; align-items: center; gap: 12px; color: var(--ink); font-size: 14px; font-weight: 700; }
.more-link::after { content: "→"; display: grid; place-items: center; flex: none; width: 40px; height: 40px; border: 2px solid var(--ink); border-radius: 50%; transition: background .25s, color .25s; }

/* ---------- section heads ---------- */
.sec-head { margin-bottom: clamp(36px, 5vw, 64px); }
.sec-head__en { display: inline-flex; align-items: center; gap: 10px; color: var(--ink); font-family: var(--en); font-stretch: 112%; font-weight: 800; font-size: 13px; letter-spacing: .12em; text-transform: uppercase; }
.sec-head__en::before { content: ""; width: 26px; height: 10px; border-radius: 999px; background: var(--accent); }
.sec-head__title { margin-top: 14px; color: var(--ink); font-weight: 900; font-size: clamp(30px, 4.4vw, 60px); line-height: 1.25; letter-spacing: -.01em; text-wrap: balance; }
.sec-head__lead { max-width: 44em; margin-top: 18px; color: var(--sub); font-weight: 500; }
.sec-head--center { text-align: center; }
.sec-head--center .sec-head__lead { margin-inline: auto; }
.sec-head--light .sec-head__en, .sec-head--light .sec-head__title { color: var(--white); }
.sec-head--light .sec-head__en::before { background: var(--white); }
.sec-head--light .sec-head__lead { color: rgba(255,255,255,.9); }
.sec-head--row { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 20px; }

/* ---------- home: hero ---------- */
.hero { padding: 8px var(--gut) 0; }
.hero__panel { position: relative; overflow: hidden; border-radius: var(--radius); color: var(--white); background: var(--grad); background-size: 220% 220%; animation: flow 14s ease-in-out infinite alternate; isolation: isolate; }
.hero__panel::before { content: ""; position: absolute; inset: 0; z-index: -1; background: radial-gradient(circle at 80% 10%, rgba(255,255,255,.28), transparent 40%); }
.hero__body { position: relative; z-index: 2; padding: clamp(40px, 6vw, 88px) clamp(22px, 5vw, 80px) 0; }
.hero__label { display: inline-flex; padding: 6px 14px; border: 1.5px solid rgba(255,255,255,.85); border-radius: 999px; font-family: var(--en); font-stretch: 112%; font-weight: 800; font-size: 12px; letter-spacing: .04em; }
.hero__title { margin-top: 24px; font-weight: 900; font-size: clamp(42px, 8.2vw, 128px); line-height: 1.12; letter-spacing: -.02em; }
.line { display: block; overflow: hidden; padding-bottom: .06em; }
.line > span { display: inline-block; transform: translateY(110%); animation: rise 1s var(--ease) forwards; }
.line:nth-child(2) > span { animation-delay: .12s; }
@keyframes rise { to { transform: none; } }
.hero__row { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 24px 40px; margin-top: 28px; }
.hero__lead { max-width: 34em; font-size: clamp(14px, 1.2vw, 16px); font-weight: 500; }
.hero__btns { display: flex; flex-wrap: wrap; gap: 10px; }
.hero__art { position: relative; z-index: 1; mix-blend-mode: multiply; }
.hero__art img { width: 100%; animation: bob 6s ease-in-out infinite; transform-origin: 50% 100%; }
@keyframes bob { 0%, 100% { transform: translateY(0) rotate(0); } 50% { transform: translateY(-8px) rotate(-.4deg); } }

.marquee { overflow: hidden; margin-top: clamp(28px, 4vw, 56px); border-block: 2px solid var(--ink); }
.marquee__track { display: flex; width: max-content; animation: slide 30s linear infinite; }
.marquee span { padding: 10px 26px; font-family: var(--en); font-stretch: 125%; font-weight: 900; font-size: clamp(34px, 6vw, 92px); line-height: 1.05; white-space: nowrap; color: transparent; -webkit-text-stroke: 1.5px var(--ink); }
.marquee span.g { background: var(--grad); -webkit-background-clip: text; background-clip: text; -webkit-text-stroke: 0; }
@keyframes slide { to { transform: translateX(-50%); } }

.news-bar { border-bottom: 1px solid var(--line); }
.news-bar__inner { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 22px; padding-block: 22px; font-size: 14px; }
.news-bar__label { font-family: var(--en); font-stretch: 112%; font-weight: 900; font-size: 14px; letter-spacing: .08em; color: var(--ink); }
.news-list__item { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 18px; }
.news-list time { color: var(--sub); font-family: var(--en); }
.news-list__tag { padding: 2px 12px; border-radius: 999px; background: var(--paper); font-size: 12px; }

.entrance-grid { display: grid; gap: 16px; }
.entrance-card { position: relative; display: grid; align-content: start; gap: 12px; padding: clamp(26px, 3vw, 40px); padding-right: 96px; border: 2px solid var(--ink); border-radius: var(--radius); background: var(--white); transition: transform .3s var(--ease), box-shadow .3s; }
.entrance-card__label { justify-self: start; padding: 4px 14px; border-radius: 999px; color: var(--white); font-family: var(--en); font-stretch: 112%; font-weight: 800; font-size: 12px; letter-spacing: .08em; }
.entrance-card--customer .entrance-card__label { background: var(--red); }
.entrance-card--business .entrance-card__label { background: var(--blue); }
.entrance-card h2 { color: var(--ink); font-weight: 900; font-size: clamp(20px, 2vw, 26px); line-height: 1.45; }
.entrance-card p:last-of-type { color: var(--sub); font-size: 14px; }
.entrance-card__arrow { position: absolute; right: 28px; top: 50%; display: grid; place-items: center; width: 48px; height: 48px; border-radius: 50%; color: var(--white); background: var(--ink); transform: translateY(-50%); }
.entrance-card__arrow::before { content: "→"; }

.intro-grid { display: grid; gap: 40px; }
.intro__title { color: var(--ink); font-weight: 900; font-size: clamp(32px, 4.6vw, 64px); line-height: 1.25; letter-spacing: -.01em; }
.intro__title .gt, .gt { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.intro__body { font-size: clamp(15px, 1.2vw, 17px); font-weight: 500; }
.intro__body p + p { margin-top: 1.3em; }
.intro__body .more-link { margin-top: 36px; }

.biz-grid { display: grid; gap: 16px; }
.biz-card { display: flex; flex-direction: column; overflow: hidden; border: 2px solid var(--ink); border-radius: var(--radius); background: var(--white); transition: transform .3s var(--ease), box-shadow .3s; }
.biz-card__art { position: relative; display: grid; place-items: center; aspect-ratio: 5 / 4; overflow: hidden; border-bottom: 2px solid var(--ink); background: var(--paper); }
.biz-card__art::before { content: ""; position: absolute; inset: 0; background: var(--red); opacity: 0; transition: opacity .4s; }
.biz-card:nth-child(2) .biz-card__art::before { background: var(--violet); }
.biz-card:nth-child(3) .biz-card__art::before { background: var(--blue); }
.biz-card:nth-child(4) .biz-card__art::before { background: #ffd23f; }
.biz-card__art img { position: relative; max-width: 78%; max-height: 86%; mix-blend-mode: multiply; transition: transform .5s var(--ease); }
.biz-card__body { display: flex; flex-direction: column; gap: 6px; flex: 1; padding: 22px 22px 24px; }
.biz-card__num { font-family: var(--en); font-stretch: 118%; font-weight: 900; font-size: 13px; color: var(--ink); }
.biz-card__en { color: var(--sub); font-family: var(--en); font-stretch: 112%; font-weight: 700; font-size: 12px; letter-spacing: .1em; text-transform: uppercase; }
.biz-card__title { color: var(--ink); font-weight: 900; font-size: 21px; }
.biz-card__text { flex: 1; color: var(--sub); font-size: 14px; }
.biz-card .more-link { margin-top: 10px; font-size: 13px; }
.biz-card .more-link::after { width: 34px; height: 34px; }

.brand-grid { display: grid; gap: 20px; }
.brand-card { display: grid; align-content: start; gap: 14px; }
.brand-card__img { position: relative; aspect-ratio: 16 / 10; overflow: hidden; border: 2px solid var(--ink); border-radius: 20px; background: #ddd; transition: transform .35s var(--ease), box-shadow .35s var(--ease); }
.brand-card__img::after { content: "公式サイトへ ↗"; position: absolute; right: 12px; bottom: 12px; padding: 6px 14px; border-radius: 999px; color: var(--white); background: var(--ink); font-size: 12px; font-weight: 700; opacity: 0; transform: translateY(6px); transition: opacity .3s, transform .3s var(--ease); }
.brand-card__img img { width: 100%; height: 100%; object-fit: cover; object-position: top center; }
.brand-card__body { display: grid; gap: 8px; }
.brand-card__cat { justify-self: start; padding: 3px 12px; border: 1.5px solid var(--ink); border-radius: 999px; color: var(--ink); font-family: var(--en); font-stretch: 112%; font-weight: 800; font-size: 11px; letter-spacing: .1em; text-transform: uppercase; }
.brand-card__title { color: var(--ink); font-weight: 900; font-size: 24px; line-height: 1.3; }
.brand-card__text { color: var(--sub); font-size: 14px; }

.link-grid { display: grid; gap: 12px; }
.link-card { position: relative; display: grid; gap: 2px; padding: 24px 76px 24px 28px; overflow: hidden; border: 2px solid var(--ink); border-radius: 999px; color: var(--ink); background: var(--white); isolation: isolate; transition: color .3s; }
.link-card::before { content: ""; position: absolute; inset: 0; z-index: -1; background: var(--accent); transform: translateY(101%); transition: transform .45s var(--ease); }
.link-card::after { content: "→"; position: absolute; right: 28px; top: 50%; font-size: 20px; transform: translateY(-50%); }
.link-card__en { font-family: var(--en); font-stretch: 112%; font-weight: 800; font-size: 11px; letter-spacing: .12em; text-transform: uppercase; }
.link-card__title { font-weight: 900; font-size: 18px; }

/* ---------- CTA band ---------- */
.cta-band { margin: 0 var(--gut) var(--gut); overflow: hidden; border-radius: var(--radius); color: var(--white); background: var(--ink); }
.cta-band__inner { display: grid; gap: 28px; padding-block: clamp(48px, 7vw, 100px); }
.cta-band__en { display: inline-flex; align-items: center; gap: 10px; font-family: var(--en); font-stretch: 112%; font-weight: 800; font-size: 13px; letter-spacing: .12em; text-transform: uppercase; }
.cta-band__en::before { content: ""; width: 26px; height: 10px; border-radius: 999px; background: var(--accent); }
.cta-band__title { margin-top: 14px; font-weight: 900; font-size: clamp(30px, 4.4vw, 60px); line-height: 1.3; }
.cta-band__text { max-width: 36em; margin-top: 16px; font-weight: 500; }
.cta-band__actions { display: grid; gap: 14px; justify-items: start; }
.cta-band__note { font-size: 13px; }
.cta-band__note a { text-decoration: underline; text-underline-offset: 4px; }

/* ---------- sub page header ---------- */
.page-header { position: relative; margin: 8px var(--gut) 0; overflow: hidden; border-radius: var(--radius); color: var(--white); background: var(--accent); isolation: isolate; }
.page-header::after { content: ""; position: absolute; z-index: -1; right: -2%; bottom: -6%; width: min(56%, 720px); aspect-ratio: 1536 / 724; background: url("/assets/img/illust/hero-band.png") no-repeat center bottom / contain; mix-blend-mode: multiply; opacity: .9; }
.page-header__inner { width: min(100% - clamp(44px, 10vw, 160px), var(--container)); margin-inline: auto; padding-block: clamp(48px, 7vw, 96px); }
.page-header__en { display: inline-flex; padding: 6px 14px; border: 1.5px solid rgba(255,255,255,.85); border-radius: 999px; font-family: var(--en); font-stretch: 112%; font-weight: 800; font-size: 12px; letter-spacing: .06em; }
.page-header__title { margin-top: 20px; max-width: 12em; font-weight: 900; font-size: clamp(34px, 5.4vw, 78px); line-height: 1.2; letter-spacing: -.01em; }
.page-header__lead { max-width: 40em; margin-top: 20px; font-weight: 500; }
.page-header__sub { margin-top: 10px; font-size: 14px; }
.page-header__sub a { text-decoration: underline; text-underline-offset: 4px; }
.breadcrumb-bar { padding-inline: var(--gut); }
.breadcrumb { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; width: min(100% - clamp(12px, 6vw, 112px), var(--container)); margin-inline: auto; padding-block: 16px; color: var(--sub); font-size: 13px; }
.breadcrumb a { color: var(--ink); font-weight: 700; text-decoration: underline; text-decoration-color: var(--line); text-underline-offset: 4px; }
.anchor-nav-bar { padding-top: clamp(16px, 3vw, 32px); }
.anchor-nav { display: flex; flex-wrap: wrap; gap: 8px; }
.anchor-nav a { padding: 10px 18px; border: 2px solid var(--ink); border-radius: 999px; color: var(--ink); font-size: 13px; font-weight: 700; transition: background .25s, color .25s; }

/* ---------- services ---------- */
.two-col { display: grid; gap: 32px; }
.check-list { display: grid; gap: 10px; }
.check-list li { position: relative; padding: 18px 22px 18px 62px; border: 2px solid var(--ink); border-radius: 20px; color: var(--ink); font-size: 16px; font-weight: 700; line-height: 1.7; }
.check-list li::before { content: "✓"; position: absolute; left: 18px; top: 16px; display: grid; place-items: center; width: 30px; height: 30px; border-radius: 50%; color: var(--white); background: var(--accent); font-size: 15px; }
.service { display: grid; gap: 28px; padding: clamp(28px, 4vw, 52px); border: 2px solid var(--ink); border-radius: var(--radius); background: var(--white); scroll-margin-top: calc(var(--header) + 24px); }
.service + .service { margin-top: 20px; }
.service__num { font-family: var(--en); font-stretch: 118%; font-weight: 900; font-size: 14px; color: var(--ink); }
.service__en { margin-top: 4px; color: var(--sub); font-family: var(--en); font-stretch: 112%; font-weight: 700; font-size: 12px; letter-spacing: .1em; text-transform: uppercase; }
.service__title { margin-top: 8px; color: var(--ink); font-weight: 900; font-size: clamp(26px, 2.8vw, 36px); line-height: 1.3; word-break: keep-all; overflow-wrap: anywhere; }
.service__tag { display: inline-block; margin-top: 14px; padding: 5px 14px; border-radius: 999px; color: var(--white); background: var(--ink); font-size: 12px; font-weight: 700; }
.service__tag--violet { background: var(--violet); }
.service__tag--blue { background: var(--blue); }
.service__lead { color: var(--ink); font-size: 16px; font-weight: 500; line-height: 2; }
.service__detail { display: grid; gap: 10px; margin-top: 24px; }
.service__detail > div { display: grid; gap: 4px; padding: 16px 20px; border-radius: 16px; background: var(--paper); }
.service__detail dt { color: var(--ink); font-size: 13px; font-weight: 900; }
.service__detail dd { font-size: 15px; }
.menu-grid { display: grid; gap: 12px; margin-top: 24px; }
.menu-grid li { padding: 20px 22px; border-radius: 16px; background: var(--paper); }
.menu-grid h4 { color: var(--ink); font-size: 16px; font-weight: 900; }
.menu-grid p { margin-top: 6px; color: var(--sub); font-size: 14px; line-height: 1.8; }
.feature-grid { display: grid; gap: 16px; }
.feature { padding: 32px 28px; border-radius: 24px; background: rgba(255,255,255,.16); border: 1.5px solid rgba(255,255,255,.55); backdrop-filter: blur(6px); }
.feature__num { font-family: var(--en); font-stretch: 118%; font-weight: 900; font-size: 34px; line-height: 1; }
.feature__title { margin-top: 18px; font-size: 21px; font-weight: 900; }
.feature__text { margin-top: 12px; font-size: 15px; font-weight: 500; }
.feature--light { color: var(--ink); background: var(--white); border: 2px solid var(--ink); backdrop-filter: none; }
.feature--light .feature__num { color: var(--accent); }
.feature--light .feature__text { color: var(--sub); }
.case-grid { display: grid; gap: 20px; }
.case-card { overflow: hidden; border: 2px solid var(--ink); border-radius: var(--radius); background: var(--white); }
.case-card img { width: 100%; aspect-ratio: 3 / 2; object-fit: cover; border-bottom: 2px solid var(--ink); }
.case-card__body { padding: 22px 22px 26px; }
.case-card__cat { display: inline-block; padding: 3px 12px; border: 1.5px solid var(--ink); border-radius: 999px; color: var(--ink); font-size: 12px; font-weight: 700; }
.case-card__title { margin-top: 12px; color: var(--ink); font-size: 19px; font-weight: 900; line-height: 1.55; }
.case-card__text { margin-top: 10px; color: var(--sub); font-size: 14px; }
.flow-list { display: grid; gap: 14px; }
.flow-list li { position: relative; padding: 30px 26px; border: 2px solid var(--ink); border-radius: 24px; background: var(--white); }
.flow-list__step { display: inline-block; padding: 3px 12px; border-radius: 999px; color: var(--white); background: var(--accent); font-family: var(--en); font-stretch: 112%; font-weight: 800; font-size: 12px; letter-spacing: .08em; }
.flow-list h3 { margin: 12px 0 8px; color: var(--ink); font-size: 19px; font-weight: 900; }
.flow-list p { color: var(--sub); font-size: 14px; }
.faq { display: grid; gap: 10px; }
.faq details { border: 2px solid var(--ink); border-radius: 22px; background: var(--white); overflow: hidden; }
.faq summary { position: relative; display: flex; align-items: flex-start; gap: 14px; padding: 20px 56px 20px 20px; color: var(--ink); font-size: 16px; font-weight: 700; line-height: 1.7; cursor: pointer; list-style: none; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::before { content: "Q"; flex: none; display: grid; place-items: center; width: 30px; height: 30px; border-radius: 50%; color: var(--white); background: var(--accent); font-family: var(--en); font-weight: 900; font-size: 14px; }
.faq summary::after { content: "+"; position: absolute; right: 22px; top: 50%; font-family: var(--en); font-weight: 900; font-size: 24px; line-height: 1; transform: translateY(-50%); transition: transform .3s var(--ease); }
.faq details[open] summary::after { transform: translateY(-50%) rotate(45deg); }
.faq details > p { position: relative; padding: 0 22px 22px 64px; }
.faq details > p::before { content: "A"; position: absolute; left: 20px; top: 0; display: grid; place-items: center; width: 30px; height: 30px; border: 2px solid var(--ink); border-radius: 50%; color: var(--ink); font-family: var(--en); font-weight: 900; font-size: 13px; }
.faq a, .desk a, .data-table a, .aside-box a, .support-note a, .thanks__note a, .role-note a { color: var(--violet); font-weight: 700; text-decoration: underline; text-underline-offset: 3px; }

/* ---------- brands page ---------- */
.role-note { padding: clamp(24px, 3vw, 36px); border: 2px solid var(--ink); border-radius: var(--radius); background: var(--paper); }
.role-note h2 { color: var(--ink); font-size: 19px; font-weight: 900; }
.role-note p { margin-top: 10px; font-weight: 500; }
.brand-block { display: grid; gap: 28px; padding-block: clamp(44px, 6vw, 72px); border-bottom: 2px solid var(--ink); scroll-margin-top: var(--header); }
.brand-block:last-child { border-bottom: 0; padding-bottom: 0; }
.brand-block__image { display: block; transition: transform .35s var(--ease), box-shadow .35s var(--ease); border-radius: 20px; }
.brand-block__image img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; object-position: top center; border: 2px solid var(--ink); border-radius: 20px; }
.brand-block__image:hover { transform: translate(-4px, -4px); box-shadow: 8px 8px 0 var(--ink); }
.brand-block__meta { display: inline-block; padding: 3px 12px; border: 1.5px solid var(--ink); border-radius: 999px; color: var(--ink); font-family: var(--en); font-stretch: 112%; font-weight: 800; font-size: 11px; letter-spacing: .1em; text-transform: uppercase; }
.brand-block h2 { margin-top: 12px; color: var(--ink); font-weight: 900; font-size: clamp(28px, 3vw, 40px); }
.brand-block__lead { margin-top: 14px; font-weight: 500; }
.brand-block__data { display: grid; gap: 8px; margin-top: 22px; }
.brand-block__data > div { display: grid; grid-template-columns: 110px 1fr; gap: 14px; padding: 12px 18px; border-radius: 14px; background: var(--paper); font-size: 14px; }
.brand-block__data dt { color: var(--ink); font-weight: 900; font-size: 13px; }
.link-list { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 22px; }
.link-list a { display: inline-flex; align-items: center; gap: 8px; min-height: 46px; padding: 0 20px; border: 2px solid var(--ink); border-radius: 999px; color: var(--ink); font-size: 13px; font-weight: 700; transition: background .25s, color .25s; }
.link-list a::after { content: "↗"; }
.link-list--small { gap: 8px; margin-top: 14px; }
.link-list--small a { min-height: 38px; padding: 0 14px; font-size: 12px; color: var(--ink) !important; text-decoration: none !important; }

/* ---------- support ---------- */
.support-note { margin-bottom: 28px; }
.desk-list { display: grid; gap: 14px; }
.desk { padding: 26px; border: 2px solid var(--ink); border-radius: var(--radius); background: var(--white); }
.desk h3 { display: grid; gap: 2px; color: var(--ink); font-size: 20px; font-weight: 900; }
.desk h3 span { color: var(--sub); font-size: 13px; font-weight: 500; }
.desk > p { margin-top: 12px; font-size: 15px; }
.desk--company { margin-top: 16px; border: 0; color: var(--white); background: var(--accent); }
.desk--company h3 { color: var(--white); }
.desk--company a { color: var(--white) !important; }

/* ---------- company ---------- */
.data-table { display: grid; gap: 8px; }
.data-table > div { display: grid; gap: 4px; padding: 18px 22px; border-radius: 18px; background: var(--paper); }
.data-table dt { color: var(--ink); font-size: 14px; font-weight: 900; }
.data-table dd { color: var(--text); }
.data-table__note { display: block; margin-top: 6px; color: var(--sub); font-size: 14px; }
.numbered { padding-left: 1.4em; list-style: decimal; }
.timeline { display: grid; gap: 8px; }
.timeline li { display: grid; gap: 4px; padding: 18px 22px; border: 2px solid var(--ink); border-radius: 18px; background: var(--white); }
.timeline time, .timeline__time { justify-self: start; padding: 2px 12px; border-radius: 999px; color: var(--white); background: var(--ink); font-size: 13px; font-weight: 700; }
.access__box { display: grid; gap: 16px; justify-items: start; padding: clamp(26px, 3vw, 40px); border: 2px solid var(--ink); border-radius: var(--radius); }
.access__address { color: var(--ink); font-size: 17px; font-weight: 700; }
.access__note { color: var(--sub); font-size: 14px; }

/* ---------- message ---------- */
.message-layout { display: grid; gap: 40px; }
.message__visual { position: relative; display: grid; align-content: end; gap: 6px; aspect-ratio: 4 / 5; overflow: hidden; padding: 32px; border-radius: var(--radius); color: var(--white); background: var(--accent); isolation: isolate; }
.message__visual::before { content: ""; position: absolute; z-index: -1; inset: auto -10% 22% -10%; aspect-ratio: 1536 / 724; background: url("/assets/img/illust/hero-band.png") no-repeat center / contain; mix-blend-mode: multiply; }
.message__visual img { position: absolute; z-index: -1; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.message__visual-role { font-size: 14px; font-weight: 500; }
.message__visual-name { font-size: 32px; font-weight: 900; letter-spacing: .1em; }
.message__visual-en { font-family: var(--en); font-stretch: 112%; font-weight: 800; font-size: 14px; letter-spacing: .12em; }
.message__title { color: var(--ink); font-weight: 900; font-size: clamp(26px, 3vw, 38px); line-height: 1.6; }
.message__text { margin-top: 32px; font-weight: 500; }
.message__text p + p { margin-top: 1.4em; }
.message__sign { margin-top: 44px; color: var(--sub); text-align: right; font-size: 14px; }
.message__sign strong { margin-left: 12px; color: var(--ink); font-size: 24px; font-weight: 900; letter-spacing: .1em; }
.career__name { color: var(--ink); font-size: 26px; font-weight: 900; letter-spacing: .1em; }
.career__name span { margin-left: 14px; color: var(--sub); font-family: var(--en); font-stretch: 112%; font-weight: 700; font-size: 14px; letter-spacing: .06em; }
.career__themes { display: grid; gap: 10px; margin-block: 22px 28px; }
.career__themes li { padding: 16px 20px; border: 2px solid var(--ink); border-radius: 18px; background: var(--white); color: var(--ink); font-weight: 900; }
.career__themes span { display: block; color: var(--sub); font-size: 13px; font-weight: 500; }

/* ---------- about ---------- */
.mvv { display: grid; gap: 14px; }
.mvv__row { display: grid; gap: 10px; padding: clamp(24px, 3vw, 40px); border: 2px solid var(--ink); border-radius: var(--radius); background: var(--white); }
.mvv__label { justify-self: start; display: grid; gap: 2px; color: var(--accent); font-family: var(--en); font-stretch: 118%; font-weight: 900; font-size: 15px; letter-spacing: .1em; }
.mvv__label span { color: var(--sub); font-family: var(--jp); font-size: 13px; font-weight: 500; letter-spacing: .04em; }
.mvv__title { color: var(--ink); font-weight: 900; font-size: clamp(24px, 3vw, 38px); line-height: 1.45; }
.mvv__text { margin-top: 10px; font-weight: 500; }
.approach { display: grid; gap: 14px; }
.approach__item { padding: 32px 28px; border: 2px solid var(--ink); border-radius: var(--radius); background: var(--white); }
.approach__item--links { color: var(--white); background: var(--violet); border-color: transparent; }
.approach__en { font-family: var(--en); font-stretch: 118%; font-weight: 900; font-size: 26px; }
.approach__item--emotion .approach__en { color: var(--red); }
.approach__item--logic .approach__en { color: var(--blue); }
.approach__title { margin-top: 6px; color: var(--ink); font-size: 18px; font-weight: 900; }
.approach__item--links .approach__title { color: var(--white); }
.approach__text { margin-top: 10px; color: var(--sub); font-size: 15px; }
.approach__item--links .approach__text { color: var(--white); }
.step-grid { display: grid; gap: 14px; }
.step { padding: 28px 26px; border: 2px solid var(--ink); border-radius: 24px; background: var(--white); }
.step__num { display: inline-block; padding: 3px 12px; border-radius: 999px; color: var(--white); background: var(--accent); font-family: var(--en); font-stretch: 112%; font-weight: 800; font-size: 12px; letter-spacing: .08em; }
.step__en { margin-top: 12px; color: var(--ink); font-family: var(--en); font-stretch: 118%; font-weight: 900; font-size: 28px; }
.step__text { margin-top: 6px; color: var(--sub); font-size: 15px; }

/* ---------- legal ---------- */
.page-content { padding-block: clamp(48px, 6vw, 88px) var(--space); }
.legal { max-width: 880px; }
.legal__toc { display: grid; gap: 10px; margin-bottom: 16px; padding: 26px 30px; border: 2px solid var(--ink); border-radius: var(--radius); }
.legal__toc a { color: var(--ink); font-weight: 700; }
.legal__toc a::before { content: "→ "; color: var(--violet); }
.legal h2 { margin-top: 52px; color: var(--ink); font-size: 21px; font-weight: 900; line-height: 1.5; scroll-margin-top: calc(var(--header) + 24px); }
.legal h2::before { content: ""; display: inline-block; width: 22px; height: 10px; margin-right: 12px; border-radius: 999px; background: var(--accent); vertical-align: 3px; }
.legal h2 + p, .legal h2 + ul { margin-top: 14px; }
.legal p + p, .legal p + ul, .legal ul + p { margin-top: 12px; }
.legal ul { padding-left: 1.3em; list-style: disc; }
.legal li + li { margin-top: 6px; }
.legal a { color: var(--violet); text-decoration: underline; text-underline-offset: 3px; }
.legal__date { margin-top: 60px; padding-top: 22px; border-top: 2px solid var(--ink); text-align: right; font-size: 14px; }

/* ---------- contact form ---------- */
.contact-page__grid { display: grid; gap: 40px; }
.aside-box { padding: 24px 26px; border: 2px solid var(--ink); border-radius: 24px; background: var(--white); }
.aside-box + .aside-box { margin-top: 12px; }
.aside-box:first-child { border: 0; color: var(--white); background: var(--red); }
.aside-box:first-child h2, .aside-box:first-child a { color: var(--white); }
.aside-box h2 { color: var(--ink); font-size: 16px; font-weight: 900; }
.aside-box p { margin-top: 8px; font-size: 14px; }
.aside-steps { margin-top: 8px; padding-left: 1.3em; list-style: decimal; font-size: 14px; }
.form { display: grid; gap: 26px; }
.form__row { display: grid; gap: 26px; }
.form__field { display: grid; gap: 10px; }
.form__field > label { display: flex; align-items: center; gap: 10px; color: var(--ink); font-size: 15px; font-weight: 900; }
.form__req, .form__opt { padding: 2px 10px; border-radius: 999px; font-size: 11px; font-weight: 700; line-height: 1.6; }
.form__req { color: var(--white); background: var(--red); }
.form__opt { color: var(--sub); background: var(--paper); }
.form input[type="text"], .form input[type="email"], .form input[type="tel"], .form input[type="url"], .form select, .form textarea { width: 100%; padding: 15px 18px; border: 2px solid var(--ink); border-radius: 16px; color: var(--ink); background: var(--white); font: inherit; font-size: 16px; line-height: 1.6; transition: box-shadow .2s; appearance: none; }
.form select { padding-right: 48px; background: var(--white) no-repeat right 18px center / 12px url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%23111114' stroke-width='2'/%3E%3C/svg%3E"); }
.form textarea { resize: vertical; min-height: 200px; }
.form input:focus, .form select:focus, .form textarea:focus { outline: none; box-shadow: 0 0 0 4px rgba(123,60,255,.25); }
.form [aria-invalid="true"] { border-color: var(--red); background-color: #fff6f8; }
.form__error { color: var(--red); font-size: 14px; font-weight: 700; }
.form__hp { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.form__agree { padding: 18px 20px; border-radius: 16px; background: var(--paper); }
.form__check { display: flex; align-items: center; gap: 12px; font-size: 15px; font-weight: 700; cursor: pointer; }
.form__check input { width: 22px; height: 22px; accent-color: var(--violet); }
.form__check a { color: var(--violet); text-decoration: underline; text-underline-offset: 3px; }
.form__status { padding: 16px 18px; border: 2px solid var(--red); border-radius: 16px; color: var(--red); background: #fff6f8; font-size: 14px; }
.form__status a { text-decoration: underline; }
.form__submit { justify-self: center; width: 100%; }

.thanks__note { margin-top: 16px; color: var(--sub); font-size: 14px; }
.thanks__actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 36px; }

/* ---------- footer ---------- */
.site-footer { color: #c9c9d1; background: var(--ink); }
.site-footer__top { display: grid; gap: 44px; padding-block: 72px 56px; }
.site-footer__name { margin-top: 20px; color: var(--white); font-weight: 900; }
.site-footer__name span { margin-left: 4px; color: #9c9ca5; font-size: 13px; font-weight: 500; }
.site-footer address { margin-top: 12px; color: #9c9ca5; font-size: 13px; font-style: normal; line-height: 2; }
.site-footer address a { color: #c9c9d1; }
.site-footer__nav { display: grid; gap: 30px; }
.site-footer__nav nav { display: grid; align-content: start; gap: 12px; font-size: 14px; }
.site-footer__nav p { margin-bottom: 4px; color: var(--white); font-family: var(--jp); font-weight: 900; }
.site-footer__nav p::before { content: ""; display: inline-block; width: 18px; height: 8px; margin-right: 10px; border-radius: 999px; background: var(--accent); vertical-align: 2px; }
.site-footer__nav a { transition: color .2s; }
.site-footer__bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; padding-block: 24px; border-top: 1px solid #2c2c33; color: #7d7d86; font-family: var(--en); font-size: 12px; letter-spacing: .06em; }

/* ---------- motion ---------- */
.motion-toggle { position: fixed; z-index: 110; right: 14px; bottom: 14px; padding: 8px 14px; border: 2px solid var(--ink); border-radius: 999px; color: var(--ink); background: var(--white); font-size: 12px; font-weight: 700; }
.js-enabled [data-reveal] { opacity: 0; transform: translateY(28px); transition: opacity .8s, transform .8s var(--ease); }
.js-enabled [data-reveal].is-visible { opacity: 1; transform: none; }

@media (hover: hover) {
  .site-nav a:hover::after { transform: scaleX(1); }
  .site-nav__contact:hover { transform: translateY(-2px); }
  .button--primary:hover { background: var(--accent); border-color: var(--accent); }
  .button--outline:hover { color: var(--white); background: var(--ink); }
  .button--ghost:hover { color: var(--ink); background: var(--white); }
  .more-link:hover::after { color: var(--white); background: var(--ink); }
  .entrance-card:hover, .biz-card:hover { transform: translate(-4px, -4px); box-shadow: 8px 8px 0 var(--ink); }
  .entrance-card--customer:hover .entrance-card__arrow { background: var(--red); }
  .entrance-card--business:hover .entrance-card__arrow { background: var(--blue); }
  .biz-card:hover .biz-card__art::before { opacity: 1; }
  .biz-card:hover .biz-card__art img { transform: scale(1.06) rotate(-2deg); }
  .brand-card:hover .brand-card__img { transform: translate(-4px, -4px); box-shadow: 8px 8px 0 var(--ink); }
  .brand-card:hover .brand-card__img::after { opacity: 1; transform: none; }
  .link-card:hover { color: var(--white); }
  .link-card:hover::before { transform: none; }
  .anchor-nav a:hover, .link-list a:hover { color: var(--white) !important; background: var(--ink); }
  .site-footer__nav a:hover { color: var(--white); }
}

/* ---------- responsive ---------- */
@media (min-width: 768px) {
  .u-pc { display: inline; }
  .entrance-grid, .link-grid--two { grid-template-columns: 1fr 1fr; }
  .intro-grid { grid-template-columns: 1fr 1fr; gap: 80px; align-items: start; }
  .biz-grid { grid-template-columns: 1fr 1fr; }
  .brand-grid, .case-grid { grid-template-columns: repeat(3, 1fr); }
  .link-grid { grid-template-columns: 1fr 1fr; }
  .cta-band__inner { grid-template-columns: 1.3fr auto; align-items: end; }
  .two-col { grid-template-columns: minmax(220px, .8fr) 2fr; gap: 64px; }
  .service { grid-template-columns: minmax(220px, .8fr) 2fr; gap: 48px; }
  .service__detail > div { grid-template-columns: 130px 1fr; gap: 20px; }
  .menu-grid { grid-template-columns: 1fr 1fr; }
  .feature-grid { grid-template-columns: repeat(3, 1fr); }
  .flow-list { grid-template-columns: repeat(4, 1fr); }
  .brand-block { grid-template-columns: 1fr 1.1fr; gap: 56px; align-items: center; }
  .desk-list { grid-template-columns: repeat(3, 1fr); }
  .data-table > div, .timeline li { grid-template-columns: 180px 1fr; gap: 24px; align-items: baseline; }
  .message-layout { grid-template-columns: minmax(280px, .75fr) 1.25fr; gap: 64px; align-items: start; }
  .message__visual { position: sticky; top: calc(var(--header) + 24px); }
  .mvv__row { grid-template-columns: 200px 1fr; gap: 32px; }
  .approach { grid-template-columns: repeat(3, 1fr); }
  .step-grid { grid-template-columns: repeat(4, 1fr); }
  .contact-page__grid { grid-template-columns: minmax(260px, .8fr) 2fr; gap: 56px; align-items: start; }
  .contact-page__aside { position: sticky; top: calc(var(--header) + 24px); }
  .form__row { grid-template-columns: 1fr 1fr; }
  .form__submit { width: auto; }
  .site-footer__top { grid-template-columns: minmax(280px, 1fr) 2fr; gap: 64px; }
  .site-footer__nav { grid-template-columns: repeat(3, 1fr); }
}
@media (min-width: 1100px) {
  .biz-grid { grid-template-columns: repeat(4, 1fr); }
  .link-grid { grid-template-columns: repeat(4, 1fr); }
  .link-grid--two { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 1080px) {
  .site-nav { position: fixed; top: calc(var(--header) + env(safe-area-inset-top, 0px)); right: 0; left: 0; display: flex; visibility: hidden; flex-direction: column; align-items: stretch; gap: 0; height: calc(100svh - var(--header)); padding: 16px var(--gut) 40px; overflow-y: auto; background: var(--white); opacity: 0; transform: translateY(-8px); transition: opacity .3s, transform .3s var(--ease), visibility 0s .3s; }
  .site-nav.is-open { visibility: visible; opacity: 1; transform: none; transition-delay: 0s; }
  .site-nav a { padding: 20px 4px; border-bottom: 1.5px solid var(--line); font-size: 17px; }
  .site-nav a::after { display: none; }
  .site-nav__contact { justify-content: center; margin-top: 24px; border-bottom: 0 !important; }
  .site-nav__contact::after { display: inline !important; }
  .site-nav__lang { padding-left: 4px !important; border-left: 0; }
  .menu-button { display: block; }
  .menu-button[aria-expanded="true"] span:first-child { transform: translateY(3.5px) rotate(45deg); }
  .menu-button[aria-expanded="true"] span:last-child { transform: translateY(-3.5px) rotate(-45deg); }
}
@media (max-width: 767px) {
  .hero__title { font-size: clamp(30px, 9.2vw, 42px); }
  .page-header__title { font-size: clamp(26px, 8.2vw, 34px); }
  .entrance-card { padding-right: 76px; }
  .entrance-card__arrow { right: 18px; width: 42px; height: 42px; }
  .link-card { padding: 20px 60px 20px 22px; }
  .page-header::after { width: 90%; opacity: .55; }
  .brand-block__data > div { grid-template-columns: 90px 1fr; }
  .message__visual { aspect-ratio: 16 / 11; }
  .message__sign { text-align: left; }
  .cta-band__actions, .cta-band__actions .button { width: 100%; }
  .contact-page__aside { order: 2; }
  .contact-page__grid .form { order: 1; }
}
@media (prefers-reduced-motion: reduce) {
  html:not(.force-motion) { scroll-behavior: auto; }
  html:not(.force-motion) *, html:not(.force-motion) *::before, html:not(.force-motion) *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  html:not(.force-motion) .line > span { transform: none; }
  html:not(.force-motion) .js-enabled [data-reveal] { opacity: 1; transform: none; }
}