*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --blue: #1a3a5c;
  --blue-light: #2a5080;
  --blue-accent: #4a90d9;
  --gray-dark: #1c1c1e;
  --gray: #2c2c2e;
  --gray-mid: #555;
  --gray-light: #aaa;
  --cream: #f5f5f0;
  --white: #fff;
  --font-en: 'Oswald', sans-serif;
  --font-ja: 'Noto Sans JP', sans-serif;
  --transition: 0.3s ease;
}

html { scroll-behavior: smooth; }
body { font-family: var(--font-ja); color: var(--white); background: var(--gray-dark); line-height: 1.8; overflow-x: hidden; }
a { color: inherit; text-decoration: none; transition: opacity var(--transition); }
a:hover { opacity: 0.7; }
.container { max-width: 1100px; margin: 0 auto; padding: 0 24px; }
section { padding: 100px 0; }

.section__label {
  font-family: var(--font-en);
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  color: var(--blue-accent);
  display: block;
  margin-bottom: 12px;
}

.section__title {
  font-family: var(--font-en);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 500;
  color: var(--white);
  margin-bottom: 48px;
  line-height: 1.15;
  text-transform: uppercase;
}

.fade-in { opacity: 0; transform: translateY(24px); transition: opacity 0.7s ease, transform 0.7s ease; }
.fade-in.visible { opacity: 1; transform: translateY(0); }

.btn {
  display: inline-block;
  padding: 16px 48px;
  font-family: var(--font-en);
  font-size: 0.9rem;
  letter-spacing: 0.2em;
  font-weight: 500;
  text-transform: uppercase;
  border: 2px solid;
  transition: all var(--transition);
  cursor: pointer;
}
.btn--blue { background: var(--blue-accent); border-color: var(--blue-accent); color: var(--white); }
.btn--blue:hover { background: transparent; color: var(--blue-accent); opacity: 1; }
.btn--full { width: 100%; text-align: center; }

/* ヘッダー */
.header { position: fixed; top: 0; left: 0; right: 0; z-index: 100; padding: 20px 0; transition: all var(--transition); }
.header.scrolled { background: rgba(28,28,30,0.95); backdrop-filter: blur(10px); padding: 14px 0; border-bottom: 1px solid rgba(74,144,217,0.2); }
.header__inner { display: flex; align-items: center; justify-content: space-between; max-width: 1200px; margin: 0 auto; padding: 0 32px; }

.logo {
  font-family: var(--font-en);
  font-size: 1.4rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--white);
  text-transform: uppercase;
}
.logo span { color: var(--blue-accent); margin-left: 4px; }

.nav__list { display: flex; list-style: none; gap: 40px; align-items: center; }
.nav__list a { font-family: var(--font-en); font-size: 0.8rem; letter-spacing: 0.15em; text-transform: uppercase; color: rgba(255,255,255,0.8); transition: color var(--transition); }
.nav__list a:hover { color: var(--blue-accent); opacity: 1; }
.nav__btn { padding: 8px 20px; border: 1px solid var(--blue-accent) !important; color: var(--blue-accent) !important; }

.hamburger { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 4px; }
.hamburger span { display: block; width: 24px; height: 2px; background: var(--white); transition: all var(--transition); }

/* ヒーロー */
.hero { position: relative; height: 100vh; min-height: 700px; display: flex; align-items: center; }
.hero__bg { position: absolute; inset: 0; background: linear-gradient(135deg, rgba(10,10,12,0.8) 0%, rgba(26,26,46,0.7) 40%, rgba(13,27,42,0.75) 70%, rgba(5,5,5,0.85) 100%), url('https://images.unsplash.com/photo-1503951914875-452162b0f3f1?auto=format&fit=crop&w=1920&q=80') center/cover no-repeat; }
.hero__bg::before { content: ''; position: absolute; inset: 0; background: repeating-linear-gradient(0deg, transparent, transparent 2px, rgba(74,144,217,0.02) 2px, rgba(74,144,217,0.02) 4px); }
.hero__content { position: relative; z-index: 1; padding: 0 64px; max-width: 700px; }
.hero__sub { font-family: var(--font-en); font-size: 0.9rem; letter-spacing: 0.2em; color: var(--blue-accent); margin-bottom: 24px; display: block; }
.hero__title { font-family: var(--font-en); font-size: clamp(3.5rem, 10vw, 7rem); font-weight: 600; line-height: 1; margin-bottom: 32px; text-transform: uppercase; }
.hero__title span { color: var(--blue-accent); }
.hero__desc { font-size: 1rem; color: rgba(255,255,255,0.7); margin-bottom: 48px; }

/* ティッカー */
.ticker { background: var(--blue-accent); padding: 14px 0; overflow: hidden; white-space: nowrap; }
.ticker__inner { display: inline-flex; gap: 40px; animation: ticker 20s linear infinite; }
.ticker__inner span { font-family: var(--font-en); font-size: 0.85rem; font-weight: 500; letter-spacing: 0.2em; color: var(--white); text-transform: uppercase; }

@keyframes ticker { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }

/* コンセプト */
.concept { background: var(--gray); }
.concept__inner { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.concept__img { position: relative; }
.concept__img-main { width: 100%; aspect-ratio: 3/4; background: url('https://images.unsplash.com/photo-1599351431202-1e0f0137899a?auto=format&fit=crop&w=800&q=80') center/cover no-repeat; clip-path: polygon(0 0, 85% 0, 100% 15%, 100% 100%, 0 100%); }
.concept__img-number { position: absolute; bottom: -20px; right: -20px; font-family: var(--font-en); font-size: 8rem; font-weight: 600; color: rgba(74,144,217,0.1); line-height: 1; }
.concept__body { font-size: 0.9rem; line-height: 2; color: rgba(255,255,255,0.75); margin-bottom: 16px; }
.concept__stats { display: flex; gap: 40px; margin-top: 40px; }
.concept__stat strong { display: block; font-family: var(--font-en); font-size: 2rem; font-weight: 600; color: var(--blue-accent); }
.concept__stat span { font-size: 0.75rem; color: var(--gray-light); }

/* 強み */
.feature { background: var(--gray-dark); }
.feature__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.feature__item { padding: 40px 32px; border: 1px solid rgba(74,144,217,0.2); position: relative; overflow: hidden; transition: border-color var(--transition); }
.feature__item:hover { border-color: var(--blue-accent); }
.feature__number { font-family: var(--font-en); font-size: 4rem; font-weight: 600; color: rgba(74,144,217,0.1); position: absolute; top: 16px; right: 16px; line-height: 1; }
.feature__item h3 { font-family: var(--font-en); font-size: 1.1rem; font-weight: 500; margin-bottom: 16px; color: var(--white); text-transform: uppercase; letter-spacing: 0.05em; }
.feature__item p { font-size: 0.85rem; color: var(--gray-light); line-height: 1.9; }

/* メニュー */
.menu { background: var(--gray); }
.menu__list { display: flex; flex-direction: column; }
.menu__item { display: flex; justify-content: space-between; align-items: center; padding: 24px 0; border-bottom: 1px solid rgba(255,255,255,0.08); gap: 24px; transition: background var(--transition); }
.menu__item:hover { padding-left: 16px; padding-right: 16px; margin: 0 -16px; }
.menu__item--featured { border-color: rgba(74,144,217,0.4); }
.menu__item h3 { font-family: var(--font-en); font-size: 1.1rem; font-weight: 500; color: var(--white); text-transform: uppercase; margin-bottom: 4px; display: flex; align-items: center; gap: 12px; }
.menu__item p { font-size: 0.85rem; color: var(--gray-light); }
.menu__item-right { font-family: var(--font-en); font-size: 1.3rem; font-weight: 500; color: var(--blue-accent); white-space: nowrap; }
.tag { background: var(--blue-accent); color: var(--white); font-size: 0.65rem; padding: 3px 10px; border-radius: 2px; font-weight: 400; }

/* チーム */
.team { background: var(--gray-dark); }
.team__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; }
.team__item { display: flex; gap: 32px; }
.team__photo { width: 140px; height: 180px; flex-shrink: 0; clip-path: polygon(0 0, 85% 0, 100% 15%, 100% 100%, 0 100%); }
.team__photo--1 { background: url('https://images.unsplash.com/photo-1506794778202-cad84cf45f1d?auto=format&fit=crop&w=400&q=80') center/cover no-repeat; }
.team__photo--2 { background: url('https://images.unsplash.com/photo-1503951914875-452162b0f3f1?auto=format&fit=crop&w=400&q=80') center/cover no-repeat; }
.team__position { font-family: var(--font-en); font-size: 0.7rem; letter-spacing: 0.2em; color: var(--blue-accent); margin-bottom: 8px; text-transform: uppercase; }
.team__name { font-family: var(--font-en); font-size: 1.3rem; font-weight: 500; margin-bottom: 8px; color: var(--white); }
.team__career { font-size: 0.8rem; color: var(--gray-light); margin-bottom: 12px; }
.team__bio { font-size: 0.85rem; color: rgba(255,255,255,0.65); line-height: 1.9; }

/* レビュー */
.voice { background: var(--gray); }
.voice__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.voice__item { padding: 32px; border: 1px solid rgba(255,255,255,0.08); }
.voice__rating { font-family: var(--font-en); font-size: 1.5rem; font-weight: 600; color: var(--blue-accent); margin-bottom: 16px; }
.voice__text { font-size: 0.85rem; line-height: 2; color: rgba(255,255,255,0.75); margin-bottom: 16px; }
.voice__name { font-size: 0.8rem; color: var(--gray-light); }

/* SNS */
.sns { background: var(--gray-dark); text-align: center; }
.sns__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.sns__item { display: flex; flex-direction: column; align-items: center; padding: 48px 24px; border: 1px solid rgba(74,144,217,0.2); transition: all var(--transition); opacity: 1; }
.sns__item:hover { border-color: var(--blue-accent); background: rgba(74,144,217,0.05); opacity: 1; transform: translateY(-4px); }
.sns__icon { width: 48px; height: 48px; margin-bottom: 16px; color: var(--blue-accent); }
.sns__name { font-family: var(--font-en); font-size: 1rem; letter-spacing: 0.2em; margin-bottom: 8px; color: var(--white); text-transform: uppercase; }
.sns__handle { font-size: 0.8rem; color: var(--blue-accent); }

/* アクセス */
.access { background: var(--gray); }
.access__inner { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: start; }
.access__map iframe { filter: grayscale(100%) invert(80%); }
.access__dl { display: grid; grid-template-columns: auto 1fr; gap: 16px 32px; }
.access__dl dt { font-family: var(--font-en); font-size: 0.75rem; letter-spacing: 0.15em; color: var(--blue-accent); text-transform: uppercase; white-space: nowrap; }
.access__dl dd { font-size: 0.9rem; line-height: 1.8; color: rgba(255,255,255,0.8); }
.access__dl a { color: var(--blue-accent); }

/* 予約 */
.contact { background: var(--gray-dark); }
.contact__form { max-width: 700px; margin: 0 auto; }
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.form__group { margin-bottom: 24px; }
.form__group label { display: block; font-family: var(--font-en); font-size: 0.75rem; letter-spacing: 0.15em; text-transform: uppercase; margin-bottom: 8px; color: var(--blue-accent); }
.required { background: var(--blue-accent); color: var(--white); font-size: 0.65rem; padding: 2px 6px; margin-left: 8px; }
.form__group input, .form__group select, .form__group textarea {
  width: 100%; padding: 14px 16px; border: 1px solid rgba(74,144,217,0.3); background: rgba(255,255,255,0.05);
  font-family: var(--font-ja); font-size: 0.9rem; color: var(--white);
  transition: border-color var(--transition); outline: none; border-radius: 0; -webkit-appearance: none;
}
.form__group input:focus, .form__group select:focus, .form__group textarea:focus { border-color: var(--blue-accent); }
.form__group input::placeholder, .form__group textarea::placeholder { color: var(--gray-mid); }
.form__group select option { background: var(--gray-dark); color: var(--white); }
.form__group textarea { resize: vertical; }

/* フッター */
.footer { background: #0a0a0c; padding: 64px 0 32px; }
.footer__inner { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 48px; gap: 48px; }
.footer .logo { display: block; font-size: 1.4rem; margin-bottom: 8px; color: var(--white); }
.footer__tagline { font-size: 0.75rem; color: var(--gray-light); margin-bottom: 24px; }
.footer__sns { display: flex; gap: 12px; }
.footer__sns a { width: 36px; height: 36px; display: flex; align-items: center; justify-content: center; border: 1px solid rgba(255,255,255,0.2); color: var(--gray-light); transition: all var(--transition); }
.footer__sns a:hover { border-color: var(--blue-accent); color: var(--blue-accent); opacity: 1; }
.footer__nav ul { list-style: none; display: flex; flex-direction: column; gap: 12px; }
.footer__nav a { font-family: var(--font-en); font-size: 0.75rem; letter-spacing: 0.15em; text-transform: uppercase; color: var(--gray-light); }
.footer__nav a:hover { color: var(--blue-accent); opacity: 1; }
.footer__copy { text-align: center; font-size: 0.75rem; color: var(--gray-mid); border-top: 1px solid rgba(255,255,255,0.08); padding-top: 24px; }

/* レスポンシブ */
@media (max-width: 900px) {
  .concept__inner, .team__grid, .access__inner { grid-template-columns: 1fr; }
  .feature__grid, .voice__grid, .sns__grid { grid-template-columns: 1fr; }
  .nav { display: none; }
  .hamburger { display: flex; }
  .nav.open { display: flex; flex-direction: column; position: fixed; inset: 0; background: rgba(10,10,12,0.98); align-items: center; justify-content: center; z-index: 99; }
  .nav.open .nav__list { flex-direction: column; gap: 32px; }
  .nav.open .nav__list a { font-size: 1.4rem; }
  .team__item { flex-direction: column; }
  .footer__inner { flex-direction: column; }
  .form__row { grid-template-columns: 1fr; }
  .hero__content { padding: 0 24px; }
}

@media (max-width: 600px) {
  section { padding: 72px 0; }
  .hero__title { font-size: 3rem; }
  .menu__item { flex-direction: column; align-items: flex-start; gap: 8px; }
}