/* ===== 東京冷麺 ===== */
:root {
  --bg: #0d0d0d;
  --bg-soft: #161616;
  --text: #f2ede4;
  --muted: #b7ae9f;
  --accent: #c8372d;      /* 冷麺の唐辛子・キムチの赤 */
  --gold: #c9a04e;
  --serif: "Shippori Mincho", "Hiragino Mincho ProN", serif;
  --sans: "Noto Sans JP", "Hiragino Kaku Gothic ProN", sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  line-height: 1.9;
  font-size: 16px;
}
img { max-width: 100%; display: block; }
a { color: inherit; }

/* ===== header ===== */
/* スクロール前: 暗いグラデーション+白文字(黒ロゴはinvertで白に)。
   スクロール後(.scrolled): 白背景+黒文字+通常ロゴ */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 20px;
  background: linear-gradient(rgba(0,0,0,.65), rgba(0,0,0,0));
  transition: background .3s ease, box-shadow .3s ease;
}
.site-header .logo img {
  height: 44px; width: auto;
  filter: invert(1);
  transition: filter .3s ease;
}
.global-nav { display: flex; gap: 22px; }
.global-nav a {
  text-decoration: none;
  font-size: 14px;
  letter-spacing: .12em;
  color: #fff;
  font-weight: 500;
  transition: color .3s ease;
}
.global-nav a:hover { color: var(--gold); }
.site-header.scrolled {
  background: rgba(255,255,255,.95);
  box-shadow: 0 1px 14px rgba(0,0,0,.18);
}
.site-header.scrolled .logo img { filter: none; }
.site-header.scrolled .global-nav a { color: #1a1a1a; }
.site-header.scrolled .global-nav a:hover { color: var(--accent); }

/* ===== hero ===== */
.hero {
  min-height: 88svh;
  background-size: cover;
  background-position: center;
  display: flex;
  align-items: flex-end;
  position: relative;
}
.hero::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(rgba(0,0,0,.15) 55%, var(--bg));
}
.hero-inner {
  position: relative;
  z-index: 1;
  padding: 0 24px 72px;
  max-width: 1000px;
  margin: 0 auto;
  width: 100%;
}
.hero h1 {
  font-family: var(--serif);
  font-size: clamp(30px, 6vw, 56px);
  font-weight: 700;
  letter-spacing: .08em;
  text-shadow: 0 2px 18px rgba(0,0,0,.6);
}
.hero p {
  margin-top: 14px;
  font-size: clamp(15px, 2.6vw, 19px);
  letter-spacing: .1em;
  color: var(--text);
  text-shadow: 0 1px 10px rgba(0,0,0,.7);
}

/* ===== sections ===== */
.section {
  max-width: 1000px;
  margin: 0 auto;
  padding: 72px 20px;
}
.section-title {
  font-family: var(--serif);
  font-size: 28px;
  letter-spacing: .14em;
  margin-bottom: 40px;
  text-align: center;
}
.section-title span {
  display: block;
  font-family: var(--sans);
  font-size: 13px;
  letter-spacing: .3em;
  color: var(--accent);
  margin-bottom: 6px;
}

/* ===== menu ===== */
.menu-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 28px;
}
.menu-item {
  background: var(--bg-soft);
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid #242424;
}
.menu-item.featured {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-color: var(--gold);
}
.menu-photo img { aspect-ratio: 1 / 1; object-fit: cover; width: 100%; height: 100%; }
.menu-item.featured .menu-photo img { aspect-ratio: auto; }
.menu-body { padding: 18px 20px 22px; align-self: center; }
.menu-body h3 {
  font-family: var(--serif);
  font-size: 20px;
  letter-spacing: .06em;
  margin-bottom: 10px;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
}
.menu-body .price {
  font-size: 16px;
  color: var(--gold);
  white-space: nowrap;
}
.menu-body p { font-size: 15px; color: var(--muted); }
.menu-note {
  margin-top: 32px;
  text-align: center;
  font-size: 15px;
  color: var(--gold);
  border: 1px dashed #4a4231;
  border-radius: 8px;
  padding: 14px 18px;
}

/* ===== about ===== */
.about { text-align: center; }
.about p { color: var(--muted); font-size: 16px; }

/* ===== news ===== */
.news-list { list-style: none; border-top: 1px solid #262626; }
.news-list li {
  display: flex;
  gap: 20px;
  padding: 16px 6px;
  border-bottom: 1px solid #262626;
  font-size: 15px;
}
.news-list time { color: var(--gold); white-space: nowrap; font-size: 14px; }
.news-list span { color: var(--text); }

/* ===== access ===== */
.access-body { text-align: center; }
.access-body .address { font-size: 18px; font-family: var(--serif); letter-spacing: .08em; }
.access-body .address small { color: var(--muted); font-size: 13px; }
.map-link { margin-top: 10px; }
.map-link a { color: var(--gold); font-size: 14px; }
.sns {
  list-style: none;
  display: flex;
  justify-content: center;
  gap: 18px;
  margin-top: 26px;
}
.sns a {
  display: inline-block;
  padding: 9px 26px;
  border: 1px solid #3a3a3a;
  border-radius: 999px;
  text-decoration: none;
  font-size: 14px;
  letter-spacing: .1em;
}
.sns a:hover { border-color: var(--gold); color: var(--gold); }

/* ===== footer ===== */
.site-footer {
  background-size: cover;
  background-position: center;
  position: relative;
  text-align: center;
  margin-top: 40px;
}
.site-footer::after { content: ""; position: absolute; inset: 0; background: rgba(0,0,0,.72); }
.footer-inner { position: relative; z-index: 1; padding: 56px 20px 30px; }
.footer-logo { height: 48px; width: auto; margin: 0 auto 14px; }
.footer-inner p { font-size: 14px; color: var(--muted); }
.copyright { margin-top: 22px; font-size: 12px; letter-spacing: .08em; }

/* ===== subpages ===== */
.page-header {
  background-size: cover;
  background-position: center;
  position: relative;
  padding: 110px 20px 48px;
  text-align: center;
}
.page-header::after { content: ""; position: absolute; inset: 0; background: rgba(0,0,0,.55); }
.page-header h1,
.page-header .page-header-title {
  position: relative; z-index: 1;
  font-family: var(--serif);
  font-size: clamp(26px, 4.8vw, 40px);
  letter-spacing: .14em;
}
.page-header h1 span,
.page-header .page-header-title span {
  display: block;
  font-family: var(--sans);
  font-size: 14px;
  letter-spacing: .2em;
  color: var(--gold);
  margin-top: 8px;
}
.section-lead { text-align: center; color: var(--muted); margin-bottom: 36px; font-size: 15px; }
.more-link { text-align: center; margin-top: 28px; }
.more-link a { color: var(--gold); font-size: 15px; }
.menu-body h3 a, .news-list span a { color: inherit; text-decoration: none; }
.menu-body h3 a:hover, .news-list span a:hover { color: var(--gold); }
.menu-photo { display: block; }

/* breadcrumb */
.breadcrumb { font-size: 13px; color: var(--muted); margin-bottom: 26px; }
.breadcrumb a { color: var(--muted); text-decoration: none; }
.breadcrumb a:hover { color: var(--gold); }
.breadcrumb span { color: var(--text); }

/* article */
.article { max-width: 780px; }
.article-header time { color: var(--gold); font-size: 14px; }
.article-header h1 {
  font-family: var(--serif);
  font-size: clamp(21px, 3.8vw, 30px);
  line-height: 1.6;
  margin: 8px 0 24px;
}
.article-eyecatch { margin-bottom: 32px; }
.article-eyecatch img { border-radius: 10px; margin: 0 auto; }
.article-body { font-size: 16px; }
.article-body h1, .article-body h2, .article-body h3 {
  font-family: var(--serif);
  line-height: 1.6;
  margin: 36px 0 14px;
}
.article-body h1 { font-size: 23px; }
.article-body h2 { font-size: 20px; border-left: 3px solid var(--accent); padding-left: 12px; }
.article-body h3 { font-size: 17px; color: var(--gold); }
.article-body p { margin: 14px 0; color: var(--text); }
.article-body hr { border: none; border-top: 1px solid #2a2a2a; margin: 32px 0; }
.article-body img { border-radius: 8px; margin: 18px auto; height: auto; }
.article-body figure { margin: 18px 0; }
.article-body table {
  width: 100%;
  border-collapse: collapse;
  font-size: 15px;
  margin: 10px 0;
}
.article-body th, .article-body td { border: 1px solid #333; padding: 10px 14px; text-align: left; }
.article-body th { background: #1e1e1e; font-weight: 500; }
.article-body ul, .article-body ol { padding-left: 1.4em; margin: 14px 0; color: var(--text); }
.article-body a { color: var(--gold); }
.article-body strong { color: #fff; }

/* tags */
.tag-list {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 36px;
}
.tag-list a {
  display: inline-block;
  font-size: 13px;
  color: var(--muted);
  text-decoration: none;
  border: 1px solid #333;
  border-radius: 999px;
  padding: 4px 12px;
}
.tag-list a:hover { color: var(--gold); border-color: var(--gold); }

/* article nav */
.article-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 14px;
  margin-top: 40px;
  padding-top: 22px;
  border-top: 1px solid #262626;
  font-size: 14px;
}
.article-nav a { color: var(--muted); text-decoration: none; }
.article-nav a:hover { color: var(--gold); }
.article-nav .back {
  border: 1px solid #3a3a3a;
  border-radius: 999px;
  padding: 8px 22px;
  white-space: nowrap;
}

/* news cards */
.news-cards { display: grid; gap: 22px; }
.news-card {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 18px;
  background: var(--bg-soft);
  border: 1px solid #242424;
  border-radius: 10px;
  overflow: hidden;
}
.news-card .news-thumb img { aspect-ratio: 1/1; object-fit: cover; height: 100%; }
.news-card-body { padding: 16px 18px 16px 0; align-self: center; }
.news-card-body time { color: var(--gold); font-size: 13.5px; }
.news-card-body h2, .news-card-body h3 { font-size: 16px; font-weight: 500; line-height: 1.6; margin: 6px 0 0; }
.news-card-body h2 a, .news-card-body h3 a { color: inherit; text-decoration: none; }
.news-card-body h2 a:hover, .news-card-body h3 a:hover { color: var(--gold); }
/* トップのお知らせは2カラム */
.news-cards.home-news { grid-template-columns: repeat(auto-fill, minmax(380px, 1fr)); }
@media (max-width: 860px) {
  .news-cards.home-news { grid-template-columns: 1fr; }
}

/* access page */
.access-note { color: var(--muted); font-size: 15px; margin-top: 10px; text-align: center; }
.hours {
  max-width: 480px;
  margin: 28px auto 0;
  border-top: 1px solid #2a2a2a;
}
.hours > div {
  display: flex;
  border-bottom: 1px solid #2a2a2a;
  padding: 12px 8px;
  text-align: left;
}
.hours dt { width: 7em; color: var(--gold); flex-shrink: 0; }
.hours dd { margin: 0; }
.hours-note { color: var(--muted); font-size: 13px; margin-top: 12px; text-align: center; }
.access-map iframe {
  width: 100%;
  height: 420px;
  border: 0;
  border-radius: 10px;
  display: block;
}
.access-map .map-link { text-align: center; margin-top: 12px; }
.access-page .access-body { margin-top: 40px; }

/* sns section */
.sns-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  align-items: stretch;
}
.sns-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  text-align: center;
  min-height: 280px;
  padding: 32px 20px;
  border-radius: 10px;
  background: var(--bg-soft);
  border: 1px solid #242424;
}
.sns-card.x-card { border-color: #3a3a3a; }
.sns-card.insta-card {
  background:
    linear-gradient(var(--bg-soft), var(--bg-soft)) padding-box,
    linear-gradient(45deg, #f9ce34, #ee2a7b, #6228d7) border-box;
  border: 2px solid transparent;
}
.sns-mark { font-size: 40px; line-height: 1; }
.insta-mark {
  background: linear-gradient(45deg, #f9ce34, #ee2a7b, #6228d7);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-weight: 700;
}
.sns-name { font-size: 20px; font-family: var(--serif); letter-spacing: .06em; }
.sns-text { color: var(--muted); font-size: 14px; }
.sns-btn {
  display: inline-block;
  margin-top: 6px;
  padding: 11px 30px;
  border-radius: 999px;
  text-decoration: none;
  font-size: 14px;
  letter-spacing: .06em;
  color: #fff;
}
.x-btn { background: #000; border: 1px solid #444; }
.x-btn:hover { border-color: #888; }
.insta-btn { background: linear-gradient(45deg, #f9ce34, #ee2a7b, #6228d7); }
.insta-btn:hover { opacity: .85; }
@media (max-width: 860px) {
  .sns-grid { grid-template-columns: 1fr; }
  .sns-card { min-height: 220px; }
}

/* footer sns */
.footer-sns { margin-top: 16px; }
.footer-sns a { padding: 7px 20px; font-size: 13px; }

/* ===== responsive ===== */
.sp { display: none; }
@media (max-width: 700px) {
  .sp { display: inline; }
  .site-header { padding: 10px 14px; }
  .site-header .logo img { height: 36px; }
  .global-nav { gap: 14px; }
  .global-nav a { font-size: 13px; }
  .menu-item.featured { grid-template-columns: 1fr; }
  .news-list li { flex-direction: column; gap: 2px; }
  .section { padding: 56px 16px; }
  .page-header { padding: 90px 16px 36px; }
  .news-card { grid-template-columns: 104px 1fr; }
  .news-card-body { padding: 12px 14px 12px 0; }
  .article-nav { flex-wrap: wrap; justify-content: center; }
}