/* =========================================================
   SUMARU group common stylesheet
   sumaru-suisan.co.jp / スマル家 / てっか家 で共通。ブランド色は body の
   data-brand 属性で切り替える（hub / sumaruya / tekkaya）。
   ========================================================= */

:root {
  --ink: #14202e;          /* 藍墨 */
  --ink-soft: #3c4a5a;
  --paper: #f7f3eb;        /* 生成り */
  --paper-2: #efe8db;
  --line: #d9cfbd;
  --white: #fff;

  --hub: #1d3b5c;          /* スマル水産（海の藍） */
  --sumaruya: #e0782a;     /* スマル家（ごきげん橙） */
  --tekkaya: #b3262b;      /* てっか家（鮪の赤） */
  --sauna: #2f3a40;        /* SUMARU SAUNA（炭） */

  --accent: var(--hub);
  --accent-ink: #fff;

  --serif: "Shippori Mincho", "Noto Serif JP", "Hiragino Mincho ProN", serif;
  --sans: "Zen Kaku Gothic New", "Hiragino Sans", "Noto Sans JP", sans-serif;

  --wrap: 1120px;
  --radius: 4px;
}

body[data-brand="sumaruya"] { --accent: var(--sumaruya); }
body[data-brand="tekkaya"]  { --accent: var(--tekkaya); }

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.9;
  letter-spacing: .04em;
}
img { max-width: 100%; display: block; }
a { color: inherit; }
h1, h2, h3 { font-family: var(--serif); font-weight: 700; line-height: 1.4; margin: 0; }
p { margin: 0 0 1em; }
.wrap { width: min(var(--wrap), 100% - 40px); margin-inline: auto; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }

/* ---------- グループ横断バー（全ページ共通） ---------- */
.groupbar {
  background: var(--ink);
  color: #cdd6df;
  font-size: 12px;
  letter-spacing: .08em;
}
.groupbar .wrap { display: flex; align-items: center; gap: 4px; overflow-x: auto; white-space: nowrap; }
.groupbar__label { opacity: .6; margin-right: 10px; padding: 8px 0; }
.groupbar a {
  text-decoration: none; padding: 8px 12px; display: inline-flex; align-items: center; gap: 6px;
  border-bottom: 2px solid transparent;
}
.groupbar a:hover { color: #fff; }
.groupbar a[aria-current="page"] { color: #fff; border-bottom-color: var(--accent); }
.groupbar .dot { width: 7px; height: 7px; border-radius: 50%; display: inline-block; }
.dot--hub { background: #7fb0dd; }
.dot--sumaruya { background: var(--sumaruya); }
.dot--tekkaya { background: #e0484d; }
.dot--sauna { background: #9fb0b8; }
.ext::after { content: "↗"; font-size: 10px; opacity: .7; }

/* ---------- ヘッダー ---------- */
.header { background: var(--paper); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 20; }
.header .wrap { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.logo { text-decoration: none; display: flex; align-items: baseline; gap: 10px; }
.logo__main { font-family: var(--serif); font-size: 22px; font-weight: 800; letter-spacing: .1em; }
.logo__sub { font-size: 11px; color: var(--ink-soft); letter-spacing: .12em; }
.nav { display: flex; gap: 26px; font-size: 14px; }
.nav a { text-decoration: none; position: relative; }
.nav a::after { content: ""; position: absolute; left: 0; right: 100%; bottom: -4px; height: 2px; background: var(--accent); transition: right .25s; }
.nav a:hover::after { right: 0; }
.nav-toggle { display: none; background: none; border: 0; font-size: 14px; font-family: inherit; color: inherit; cursor: pointer; padding: 8px; }

@media (max-width: 760px) {
  .nav-toggle { display: block; }
  .nav { display: none; position: absolute; top: 68px; left: 0; right: 0; background: var(--paper); flex-direction: column; gap: 0; border-bottom: 1px solid var(--line); }
  .nav.is-open { display: flex; }
  .nav a { padding: 14px 20px; border-top: 1px solid var(--line); }
}

/* ---------- ヒーロー ---------- */
.hero { position: relative; overflow: hidden; color: #fff; background: var(--ink); }
.hero__media { position: absolute; inset: 0; }
.hero__media .ph { height: 100%; aspect-ratio: auto; }
.hero::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(10,18,28,.78) 0%, rgba(10,18,28,.35) 60%, rgba(10,18,28,.1) 100%); }
.hero .wrap { position: relative; z-index: 1; padding: 120px 0 110px; }
.hero__eyebrow { font-size: 13px; letter-spacing: .3em; opacity: .85; margin-bottom: 18px; }
.hero__title { font-size: clamp(34px, 6vw, 64px); letter-spacing: .08em; }
.hero__lead { margin-top: 24px; max-width: 34em; font-size: 15px; opacity: .92; }
.hero__actions { margin-top: 36px; display: flex; gap: 12px; flex-wrap: wrap; }

/* 縦書きアクセント */
.tate { writing-mode: vertical-rl; font-family: var(--serif); letter-spacing: .3em; }

/* ---------- ボタン ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 10px; text-decoration: none;
  padding: 14px 26px; font-size: 14px; letter-spacing: .1em; border-radius: var(--radius);
  background: var(--accent); color: var(--accent-ink); border: 1px solid var(--accent);
  transition: transform .15s, background .2s;
}
.btn:hover { transform: translateY(-1px); }
.btn--ghost { background: transparent; color: inherit; border-color: currentColor; }
.btn--sm { padding: 9px 16px; font-size: 13px; }

/* ---------- セクション ---------- */
.section { padding: 96px 0; }
.section--alt { background: var(--paper-2); }
.section--dark { background: var(--ink); color: #e8edf2; }
.sec-head { margin-bottom: 48px; }
.sec-head__en { font-size: 12px; letter-spacing: .35em; color: var(--accent); text-transform: uppercase; display: block; margin-bottom: 10px; }
.section--dark .sec-head__en { color: #9fc3e6; }
.sec-head__title { font-size: clamp(24px, 3.4vw, 34px); letter-spacing: .08em; }
.sec-head__lead { margin-top: 16px; color: var(--ink-soft); max-width: 40em; }
.section--dark .sec-head__lead { color: #b8c4cf; }

/* ---------- 写真プレースホルダー ---------- */
/* 実写真が届いたら <img> に差し替える。data-label に何の写真か書いておく。 */
.ph {
  position: relative; background: #2a3b4d; aspect-ratio: 4 / 3; overflow: hidden;
  background-image:
    radial-gradient(120% 80% at 20% 0%, rgba(255,255,255,.12), transparent 60%),
    repeating-linear-gradient(135deg, rgba(255,255,255,.04) 0 2px, transparent 2px 14px);
}
.ph::after {
  content: attr(data-label); position: absolute; left: 12px; bottom: 10px;
  font-size: 11px; color: rgba(255,255,255,.75); letter-spacing: .1em;
  background: rgba(0,0,0,.25); padding: 2px 8px; border-radius: 2px;
}
.ph--sea { background-color: #1f4566; }
.ph--warm { background-color: #a5562a; }
.ph--red { background-color: #7d1c22; }
.ph--sauna { background-color: #2f3a40; }
.ph--wide { aspect-ratio: 16 / 9; }
.ph--tall { aspect-ratio: 3 / 4; }
.ph img { width: 100%; height: 100%; object-fit: cover; }
.ph:has(img)::after { display: none; }

/* ---------- ブランドカード（3事業） ---------- */
.brands { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
@media (max-width: 900px) { .brands { grid-template-columns: 1fr; } }
.brand-card {
  background: var(--white); text-decoration: none; display: flex; flex-direction: column;
  border-top: 4px solid var(--c); transition: transform .2s, box-shadow .2s;
}
.brand-card:hover { transform: translateY(-4px); box-shadow: 0 14px 30px rgba(20,32,46,.12); }
.brand-card__body { padding: 26px 26px 30px; display: flex; flex-direction: column; flex: 1; }
.brand-card__kind { font-size: 12px; letter-spacing: .2em; color: var(--c); font-weight: 700; }
.brand-card__name { font-size: 24px; margin: 6px 0 12px; }
.brand-card__text { font-size: 14px; color: var(--ink-soft); flex: 1; }
.brand-card__meta { font-size: 12px; color: var(--ink-soft); border-top: 1px dashed var(--line); padding-top: 12px; margin-top: 12px; }
.brand-card__more { margin-top: 16px; font-size: 13px; letter-spacing: .1em; color: var(--c); font-weight: 700; }
.brand-card--sumaruya { --c: var(--sumaruya); }
.brand-card--tekkaya { --c: var(--tekkaya); }
.brand-card--sauna { --c: var(--sauna); }

/* ---------- 2カラム ---------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.split--rev > :first-child { order: 2; }
@media (max-width: 860px) { .split { grid-template-columns: 1fr; gap: 32px; } .split--rev > :first-child { order: 0; } }

/* ---------- 数字・特長 ---------- */
.points { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2px; background: var(--line); border: 1px solid var(--line); }
.point { background: var(--paper); padding: 30px 26px; }
.point__num { font-family: var(--serif); font-size: 13px; color: var(--accent); letter-spacing: .2em; }
.point__title { font-size: 19px; margin: 8px 0 10px; }
.point p { font-size: 14px; color: var(--ink-soft); margin: 0; }
@media (max-width: 860px) { .points { grid-template-columns: 1fr; } }

/* ---------- お品書き ---------- */
.menu-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
@media (max-width: 900px) { .menu-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .menu-grid { grid-template-columns: 1fr; } }
.dish { background: var(--white); }
.dish__body { padding: 18px 20px 22px; }
.dish__tag { font-size: 11px; letter-spacing: .15em; color: var(--accent); font-weight: 700; }
.dish__name { font-size: 18px; margin: 4px 0 6px; }
.dish__price { font-family: var(--serif); font-size: 18px; }
.dish__price small { font-size: 12px; color: var(--ink-soft); }
.dish__text { font-size: 13px; color: var(--ink-soft); margin: 6px 0 0; }

.menu-list { columns: 2; column-gap: 56px; }
@media (max-width: 700px) { .menu-list { columns: 1; } }
.menu-list__group { break-inside: avoid; margin-bottom: 32px; }
.menu-list h3 { font-size: 17px; border-bottom: 2px solid var(--ink); padding-bottom: 6px; margin-bottom: 10px; }
.menu-list ul { list-style: none; margin: 0; padding: 0; }
.menu-list li { display: flex; gap: 8px; font-size: 14px; padding: 6px 0; border-bottom: 1px dotted var(--line); }
.menu-list li span:first-child { flex: 1; }
.note { font-size: 12px; color: var(--ink-soft); }

/* ---------- 店舗情報テーブル ---------- */
.info { width: 100%; border-collapse: collapse; font-size: 14px; }
.info th, .info td { text-align: left; padding: 14px 0; border-bottom: 1px solid var(--line); vertical-align: top; }
.info th { width: 7.5em; font-weight: 700; color: var(--ink-soft); letter-spacing: .1em; }
.section--dark .info th, .section--dark .info td { border-color: rgba(255,255,255,.15); }
.section--dark .info th { color: #9fb2c4; }
.info a { color: var(--accent); }
.map { aspect-ratio: 4 / 3; width: 100%; border: 0; background: #ddd; }

/* ---------- お知らせ ---------- */
.news { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line); }
.news li { display: grid; grid-template-columns: 8em 7em 1fr; gap: 16px; padding: 18px 0; border-bottom: 1px solid var(--line); font-size: 14px; }
.news time { font-family: var(--serif); color: var(--ink-soft); }
.news .cat { font-size: 11px; border: 1px solid currentColor; text-align: center; padding: 2px 6px; height: fit-content; letter-spacing: .1em; }
@media (max-width: 600px) { .news li { grid-template-columns: 1fr; gap: 4px; } .news .cat { width: fit-content; } }

/* ---------- 回遊バナー（他事業への導線） ---------- */
.crosslink { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2px; }
@media (max-width: 760px) { .crosslink { grid-template-columns: 1fr; } }
.crosslink a {
  text-decoration: none; color: #fff; padding: 34px 28px; background: var(--c);
  display: flex; flex-direction: column; gap: 6px; transition: filter .2s;
}
.crosslink a:hover { filter: brightness(1.12); }
.crosslink small { font-size: 11px; letter-spacing: .25em; opacity: .85; }
.crosslink strong { font-family: var(--serif); font-size: 22px; letter-spacing: .08em; }
.crosslink span { font-size: 13px; opacity: .9; }
.crosslink .c-hub { --c: var(--hub); }
.crosslink .c-sumaruya { --c: var(--sumaruya); }
.crosslink .c-tekkaya { --c: var(--tekkaya); }
.crosslink .c-sauna { --c: var(--sauna); }

/* ---------- フッター ---------- */
.footer { background: var(--ink); color: #b8c4cf; font-size: 13px; padding: 64px 0 28px; }
.footer__grid { display: grid; grid-template-columns: 1.3fr 1fr 1fr 1fr; gap: 36px; }
@media (max-width: 860px) { .footer__grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .footer__grid { grid-template-columns: 1fr; } }
.footer h4 { color: #fff; font-family: var(--serif); font-size: 15px; margin: 0 0 10px; letter-spacing: .1em; display: flex; align-items: center; gap: 8px; }
.footer p { margin: 0 0 4px; line-height: 1.8; }
.footer a { color: #dfe7ee; }
.footer__brand { font-family: var(--serif); color: #fff; font-size: 22px; letter-spacing: .12em; margin-bottom: 10px; }
.footer__sns { display: flex; gap: 14px; margin-top: 12px; flex-wrap: wrap; }
.footer__bottom { border-top: 1px solid rgba(255,255,255,.12); margin-top: 48px; padding-top: 20px; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; font-size: 12px; }

/* ---------- 下層ヒーロー ---------- */
.subhero { background: var(--accent); color: #fff; position: relative; overflow: hidden; }
.subhero .wrap { padding: 72px 0 64px; position: relative; z-index: 1; }
.subhero__kind { font-size: 12px; letter-spacing: .3em; opacity: .9; }
.subhero__title { font-size: clamp(30px, 5vw, 50px); margin-top: 8px; letter-spacing: .08em; }
.subhero__lead { margin-top: 14px; max-width: 36em; opacity: .95; }
.subhero__wave { position: absolute; right: -40px; bottom: -30px; font-family: var(--serif); font-size: 220px; line-height: 1; opacity: .08; }

/* 小物 */
.badge { display: inline-block; font-size: 11px; letter-spacing: .1em; background: var(--accent); color: #fff; padding: 2px 10px; border-radius: 2px; }
.mt-0 { margin-top: 0; }
.mt-l { margin-top: 48px; }
.center { text-align: center; }
.fade { opacity: 0; transform: translateY(16px); transition: opacity .7s, transform .7s; }
.fade.is-in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .fade { opacity: 1; transform: none; transition: none; } html { scroll-behavior: auto; } }

/* ---------- FAQ ---------- */
.faq { margin: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
@media (max-width: 760px) { .faq { grid-template-columns: 1fr; } }
.faq__item { background: var(--white); padding: 22px 24px; border-left: 3px solid var(--accent); }
.faq dt { font-family: var(--serif); font-weight: 700; font-size: 16px; margin-bottom: 6px; }
.faq dt::before { content: "Q. "; color: var(--accent); }
.faq dd { margin: 0; font-size: 14px; color: var(--ink-soft); }
.faq a { color: var(--accent); }