/* ===== Schola Inc. ===== */
:root {
  --bg: #F6F4EF;
  --bg-2: #EEEAE2;
  --ink: #1A1A1A;
  --ink-2: #4A4741;
  --muted: #8A857C;
  --line: #D9D3C7;
  --accent: #6B7559;
  --dark: #161616;
  --serif: 'Noto Serif JP', serif;
  --sans: 'Noto Sans JP', sans-serif;
  --en: 'Cormorant Garamond', serif;
  --pad: clamp(20px, 5vw, 80px);
  --ease: cubic-bezier(.22, 1, .36, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font-family: var(--sans); font-size: 15px; line-height: 2; letter-spacing: .04em;
  -webkit-font-smoothing: antialiased; overflow-x: hidden;
}
body.is-locked { overflow: hidden; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, p, ul, ol, dl, dd, figure { margin: 0; padding: 0; }
ul, ol { list-style: none; }

/* ----- Loader ----- */
.loader {
  position: fixed; inset: 0; z-index: 100; background: var(--bg);
  display: grid; place-items: center;
  transition: opacity 1s var(--ease) .2s, visibility 0s linear 1.2s;
}
.loader__mark { font-family: var(--en); font-size: 28px; letter-spacing: .12em; opacity: 0; animation: fadeIn 1s var(--ease) forwards; }
body.is-loaded .loader { opacity: 0; visibility: hidden; }
@keyframes fadeIn { to { opacity: 1; } }

/* ----- Header ----- */
.header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  padding: 28px var(--pad);
  transition: padding .6s var(--ease), background-color .6s var(--ease), transform .6s var(--ease);
}
.header.is-scrolled { padding-top: 16px; padding-bottom: 16px; background: rgba(246, 244, 239, .82); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); }
.header.is-hidden { transform: translateY(-100%); }
.header__logo { font-family: var(--en); font-size: 28px; font-weight: 500; letter-spacing: .08em; line-height: 1; }
.header__nav { display: flex; gap: 40px; }
.header__nav a { font-family: var(--en); font-size: 16px; letter-spacing: .14em; position: relative; }
.header__nav a::after {
  content: ''; position: absolute; left: 0; bottom: 2px; width: 100%; height: 1px; background: currentColor;
  transform: scaleX(0); transform-origin: right; transition: transform .6s var(--ease);
}
.header__nav a:hover::after { transform: scaleX(1); transform-origin: left; }
.header__toggle { display: none; position: relative; width: 36px; height: 36px; background: none; border: 0; padding: 0; cursor: pointer; z-index: 60; }
.header__toggle span { position: absolute; left: 6px; right: 6px; height: 1px; background: var(--ink); transition: transform .5s var(--ease); }
.header__toggle span:nth-child(1) { top: 14px; }
.header__toggle span:nth-child(2) { top: 21px; }
.header__toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(3.5px) rotate(20deg); }
.header__toggle[aria-expanded="true"] span:nth-child(2) { transform: translateY(-3.5px) rotate(-20deg); }

.menu {
  position: fixed; inset: 0; z-index: 40; background: var(--bg);
  display: flex; align-items: center; padding: 0 var(--pad);
  clip-path: inset(0 0 100% 0); transition: clip-path .8s var(--ease);
}
.menu.is-open { clip-path: inset(0 0 0 0); }
.menu__nav { display: flex; flex-direction: column; gap: 14px; }
.menu__nav a { font-family: var(--en); font-size: 40px; letter-spacing: .06em; line-height: 1.3; display: flex; align-items: baseline; gap: 18px;
  opacity: 0; transform: translateY(20px); transition: opacity .6s var(--ease), transform .6s var(--ease); }
.menu__nav a span { font-size: 13px; color: var(--muted); letter-spacing: .1em; }
.menu.is-open .menu__nav a { opacity: 1; transform: none; }
.menu.is-open .menu__nav a:nth-child(2) { transition-delay: .05s; }
.menu.is-open .menu__nav a:nth-child(3) { transition-delay: .1s; }
.menu.is-open .menu__nav a:nth-child(4) { transition-delay: .15s; }
.menu.is-open .menu__nav a:nth-child(5) { transition-delay: .2s; }

/* ----- Common ----- */
.section { padding: clamp(110px, 14vw, 200px) var(--pad); }
.section__head { margin-bottom: clamp(48px, 7vw, 96px); }
.label {
  display: inline-flex; align-items: center; gap: 14px;
  font-family: var(--en); font-size: 15px; letter-spacing: .24em; color: var(--accent); line-height: 1;
}
.label::before { content: ''; width: 28px; height: 1px; background: currentColor; }
.label--light { color: #B5B0A6; }
.section__title { font-family: var(--serif); font-weight: 400; font-size: clamp(28px, 3.4vw, 44px); letter-spacing: .1em; line-height: 1.5; margin-top: 18px; }
.line { display: block; overflow: hidden; }
.line > span { display: inline-block; }

/* reveal animations */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity 1.2s var(--ease), transform 1.2s var(--ease); transition-delay: var(--d, 0s); }
.reveal.is-in { opacity: 1; transform: none; }
.reveal-line { transform: translateY(105%); transition: transform 1.3s var(--ease); transition-delay: var(--d, 0s); }
.is-in .reveal-line, .reveal-line.is-in { transform: none; }
.img-reveal { overflow: hidden; position: relative; }
.img-reveal img { width: 100%; height: 100%; object-fit: cover; transform: scale(1.12); opacity: 0; transition: transform 2.2s var(--ease), opacity 1.4s var(--ease); }
.img-reveal.is-in img { transform: scale(1); opacity: 1; }
.img-reveal::after { content: ''; position: absolute; inset: 0; background: var(--bg-2); transform-origin: top; transition: transform 1.3s var(--ease); }
.img-reveal.is-in::after { transform: scaleY(0); }

/* arrow */
.arrow { display: inline-block; position: relative; width: 30px; height: 1px; background: currentColor; margin-left: 18px; vertical-align: middle; transition: width .6s var(--ease); flex: none; }
.arrow::after { content: ''; position: absolute; right: 0; top: -3px; width: 7px; height: 7px; border-top: 1px solid currentColor; border-right: 1px solid currentColor; transform: rotate(45deg); transform-origin: center; }
a:hover .arrow { width: 46px; }

/* ----- Hero ----- */
.hero {
  position: relative; min-height: 100svh; display: grid;
  grid-template-columns: 1fr 1fr; align-items: center; gap: 6vw;
  padding: 140px var(--pad) 120px;
}
.hero__eyebrow { font-family: var(--en); font-size: 15px; letter-spacing: .32em; color: var(--muted); text-transform: uppercase; margin-bottom: 36px; }
.hero__title { font-family: var(--serif); font-weight: 400; font-size: clamp(30px, 4vw, 60px); line-height: 1.6; letter-spacing: .08em; }
.hero__title .line { white-space: nowrap; }
.hero__lead { margin-top: 40px; font-size: 15px; line-height: 2.2; letter-spacing: .1em; color: var(--ink-2); }
.js-hero-item { opacity: 0; transform: translateY(24px); transition: opacity 1.4s var(--ease), transform 1.4s var(--ease); }
.hero__title .js-hero-item { opacity: 1; transform: translateY(105%); }
body.is-loaded .js-hero-item { opacity: 1; transform: none; }
body.is-loaded .hero__eyebrow { transition-delay: .9s; }
body.is-loaded .hero__title .line:nth-child(1) .js-hero-item { transition-delay: 1.0s; }
body.is-loaded .hero__title .line:nth-child(2) .js-hero-item { transition-delay: 1.15s; }
body.is-loaded .hero__lead { transition-delay: 1.5s; }

.hero__visual { position: relative; height: min(72vh, 720px); clip-path: inset(100% 0 0 0); transition: clip-path 1.8s var(--ease) .7s; }
body.is-loaded .hero__visual { clip-path: inset(0 0 0 0); }
.hero__slides { position: absolute; inset: 0; overflow: hidden; }
.hero__slide { position: absolute; inset: -4%; background-size: cover; background-position: center; opacity: 0; transform: scale(1.06); transition: opacity 1.6s var(--ease), transform 8s linear; }
.hero__slide.is-active { opacity: 1; transform: scale(1); }
.hero__counter { position: absolute; left: 0; bottom: -40px; display: flex; align-items: center; gap: 14px; font-family: var(--en); font-size: 14px; letter-spacing: .1em; color: var(--muted); }
.hero__bar { width: 80px; height: 1px; background: var(--line); position: relative; overflow: hidden; }
.hero__bar i { position: absolute; inset: 0; background: var(--ink); transform-origin: left; transform: scaleX(0); }
.hero__bar i.is-run { animation: bar 6s linear forwards; }
@keyframes bar { to { transform: scaleX(1); } }
.hero__scroll { position: absolute; left: var(--pad); bottom: 36px; display: flex; align-items: center; gap: 16px; font-family: var(--en); font-size: 13px; letter-spacing: .24em; color: var(--muted); }
.hero__scroll i { width: 60px; height: 1px; background: var(--line); position: relative; overflow: hidden; }
.hero__scroll i::after { content: ''; position: absolute; inset: 0; background: var(--ink); animation: scrollLine 2.4s var(--ease) infinite; }
@keyframes scrollLine { 0% { transform: translateX(-100%); } 60%, 100% { transform: translateX(100%); } }

/* ----- About ----- */
.about { display: grid; grid-template-columns: 1fr 2fr; gap: 6vw; border-top: 1px solid var(--line); margin: 0 var(--pad); padding-left: 0; padding-right: 0; }
.about__statement { font-family: var(--serif); font-weight: 400; font-size: clamp(22px, 2.6vw, 36px); line-height: 1.9; letter-spacing: .08em; }
.about__text { margin-top: 48px; max-width: 640px; font-size: 15px; line-height: 2.3; color: var(--ink-2); }

/* ----- Business ----- */
.business { background: var(--bg-2); }
.biz { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(24px, 3vw, 48px); }
.biz__item:nth-child(2) { --d: .12s; margin-top: 80px; }
.biz__item:nth-child(3) { --d: .24s; margin-top: 160px; }
.biz__img { aspect-ratio: 4 / 5; }
.biz__img img { transition: transform 2.2s var(--ease), opacity 1.4s var(--ease); }
.biz__item:hover .biz__img img { transform: scale(1.04); }
.biz__body { padding-top: 28px; }
.biz__num { font-family: var(--en); font-size: 28px; line-height: 1; color: var(--accent); letter-spacing: .04em; }
.biz__num span { font-size: 13px; letter-spacing: .18em; color: var(--muted); margin-left: 12px; }
.biz__title { font-family: var(--serif); font-weight: 400; font-size: 19px; line-height: 1.7; letter-spacing: .08em; margin-top: 18px; }
.biz__text { margin-top: 12px; font-size: 14px; color: var(--ink-2); line-height: 2.1; }

/* ----- Group ----- */
.company-card { display: grid; grid-template-columns: 7fr 5fr; gap: 6vw; align-items: center; }
.company-card + .company-card { margin-top: clamp(100px, 12vw, 180px); }
.company-card--reverse { grid-template-columns: 5fr 7fr; }
.company-card--reverse .company-card__img { order: 2; }
.company-card__img { aspect-ratio: 4 / 3; }
.company-card__img img { height: 116%; margin-top: -8%; }
.company-card__meta { display: flex; align-items: center; gap: 14px; font-family: var(--en); font-size: 15px; letter-spacing: .2em; color: var(--muted); }
.tag { font-family: var(--sans); font-size: 11px; letter-spacing: .12em; color: var(--ink); border: 1px solid var(--line); padding: 2px 10px; line-height: 1.8; }
.company-card__name { font-family: var(--serif); font-weight: 400; font-size: clamp(24px, 2.4vw, 32px); letter-spacing: .06em; line-height: 1.5; margin-top: 20px; }
.company-card__text { margin-top: 20px; font-size: 14px; line-height: 2.1; color: var(--ink-2); }
.links { margin-top: 36px; border-top: 1px solid var(--line); }
.links a { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 20px 0; border-bottom: 1px solid var(--line); font-size: 14px; letter-spacing: .06em; line-height: 1.6; transition: color .4s; }
.links a small { font-size: 12px; color: var(--muted); margin-left: 12px; margin-right: auto; }
.links a:hover { color: var(--accent); }

/* ----- Company ----- */
.company { border-top: 1px solid var(--line); margin: 0 var(--pad); padding-left: 0; padding-right: 0; display: grid; grid-template-columns: 1fr 2fr; column-gap: 6vw; }
.company .section__head { grid-column: 1; }
.outline { grid-column: 2; border-top: 1px solid var(--line); }
.outline__row { display: grid; grid-template-columns: 180px 1fr; gap: 24px; padding: 26px 0; border-bottom: 1px solid var(--line); }
.outline dt { font-size: 13px; color: var(--muted); letter-spacing: .1em; }
.outline dd { font-size: 15px; line-height: 1.95; }
.rep { grid-column: 1 / -1; display: grid; grid-template-columns: 1fr 2fr; gap: 6vw; margin-top: clamp(100px, 12vw, 180px); align-items: end; }
.rep__photo { aspect-ratio: 4 / 5; filter: grayscale(.25); }
.rep__role { margin-top: 32px; font-size: 13px; color: var(--muted); letter-spacing: .1em; }
.rep__name { font-family: var(--serif); font-size: 30px; letter-spacing: .14em; line-height: 1.5; margin-top: 4px; }
.rep__name span { font-family: var(--en); font-size: 16px; color: var(--muted); letter-spacing: .14em; margin-left: 20px; }
.history { margin-top: 36px; border-top: 1px solid var(--line); }
.history li { display: grid; grid-template-columns: 72px 1fr; gap: 16px; padding: 16px 0; border-bottom: 1px solid var(--line); font-size: 14px; line-height: 1.9; }
.history span { font-family: var(--en); font-size: 17px; color: var(--accent); letter-spacing: .06em; }

/* ----- Contact ----- */
.contact { background: var(--dark); color: #fff; padding: clamp(110px, 14vw, 200px) var(--pad) clamp(90px, 10vw, 140px); }
.contact__mail { display: flex; align-items: center; justify-content: space-between; gap: 24px; margin-top: 40px; padding-bottom: 28px; border-bottom: 1px solid #3A3A3A; }
.contact__big { font-family: var(--en); font-size: clamp(40px, 8.5vw, 132px); line-height: 1.05; letter-spacing: .01em; transition: opacity .5s; }
.contact__mail:hover .contact__big { opacity: .6; }
.arrow--lg { width: 64px; }
a:hover .arrow--lg { width: 96px; }
.contact__text { margin-top: 32px; font-size: 14px; color: #B5B0A6; line-height: 2.1; }
.contact__text a { border-bottom: 1px solid #555; }

/* ----- Footer ----- */
.footer { background: var(--dark); color: #8E897F; display: flex; align-items: center; justify-content: space-between; padding: 0 var(--pad) 40px; }
.footer__logo { font-family: var(--en); font-size: 24px; color: #fff; letter-spacing: .08em; }
.footer__links { display: flex; gap: 28px; align-items: center; font-size: 12px; }
.footer__links a:hover { color: #fff; }

/* ----- Responsive ----- */
@media (max-width: 1024px) {
  .hero { grid-template-columns: 1fr; padding-top: 130px; gap: 56px; }
  .hero__visual { height: 62vh; }
  .hero__scroll { display: none; }
  .about, .company { grid-template-columns: 1fr; }
  .company .outline { grid-column: 1; }
  .biz { grid-template-columns: 1fr 1fr; }
  .biz__item:nth-child(3) { margin-top: 0; }
  .company-card, .company-card--reverse { grid-template-columns: 1fr; gap: 40px; }
  .company-card--reverse .company-card__img { order: 0; }
  .rep { grid-template-columns: 1fr 1.4fr; }
}
@media (max-width: 767px) {
  body { font-size: 14px; }
  .header { padding-top: 20px; padding-bottom: 20px; }
  .header__nav { display: none; }
  .header__toggle { display: block; }
  .hero { padding-top: 110px; padding-bottom: 90px; gap: 48px; min-height: auto; }
  .hero__eyebrow { margin-bottom: 24px; }
  .hero__lead { margin-top: 28px; font-size: 14px; }
  .hero__visual { height: 58vh; }
  .about__statement { font-size: 17px; letter-spacing: .02em; }
  .about__text { margin-top: 32px; }
  .biz { grid-template-columns: 1fr; gap: 64px; }
  .biz__item:nth-child(2), .biz__item:nth-child(3) { margin-top: 0; }
  .biz__img { aspect-ratio: 4 / 3; }
  .outline__row { grid-template-columns: 1fr; gap: 4px; padding: 20px 0; }
  .rep { grid-template-columns: 1fr; gap: 0; }
  .rep__photo { width: 72%; }
  .rep__name span { display: block; margin-left: 0; }
  .links a { flex-wrap: wrap; }
  .links a small { margin-left: 0; width: 100%; order: 3; }
  .contact__mail { margin-top: 28px; padding-bottom: 20px; }
  .arrow--lg { width: 36px; }
  .footer { flex-direction: column; align-items: flex-start; gap: 16px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .reveal, .js-hero-item, .img-reveal img { opacity: 1 !important; transform: none !important; }
  .reveal-line, .hero__title .js-hero-item { transform: none !important; }
  .img-reveal::after { display: none; }
  .hero__visual { clip-path: none !important; }
}