@charset "UTF-8";
/* ============================================================
   リーガロイヤルホテル店 共通スタイル（rhiga-base.css）
   okonomitempura.css から共通部品を抜き出したもの。
   ・ヘッダー／ドロワーナビ／ヒーロー／見出し／ご案内／FAQ／ご予約／フッター
   ・ページ固有の指定は各ページ専用CSS（ryouri.css など）に書く
   ※okonomitempura.html は当面このファイルを読まない（後日切り替え）
   ============================================================ */

/* ===== リセット・ベース ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --ink: #1c1408;
  --bg: #fdfaf5;
  --gold: #9e7d3a;
  --gold-light: #c4a05a;
  --link: #302000;
  --link-hover: #5a3e10;
  --dark: #3a2e1e;
  --footer: #1e1810;
  --cream: #f8f3e6;
  --cream2: #f5efe0;
  --muted: #52422f;
  --line: #e3d8bf;
  --mincho: "游明朝", "Yu Mincho", YuMincho, "Hiragino Mincho ProN", "ヒラギノ明朝 ProN", "MS 明朝", serif;
  --gothic: "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Yu Gothic", YuGothic, "Yu Gothic Medium", Meiryo, system-ui, sans-serif;
  /* 左右の余白：小さいスマホ32px 〜 画面幅8.5% 〜 上限50px */
  --gutter: clamp(32px, 8.5vw, 50px);
  /* ヒーローの高さ（ページ側で上書き可） */
  --hero-h: clamp(360px, 62vw, 560px);
}

html { scroll-behavior: smooth; scroll-padding-top: 72px; }

body {
  font-family: var(--gothic);
  font-size: 16px;
  line-height: 1.9;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }

a { color: var(--link); text-decoration: none; }
a:hover { color: var(--link-hover); }
a:focus-visible, button:focus-visible { outline: 2px solid var(--gold); outline-offset: 2px; }

.wrapper { max-width: 980px; margin: 0 auto; padding: 0 var(--gutter); }
.is-hidden { display: none !important; }

/* ===== ヘッダー（スティッキー） ===== */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: var(--dark);
  box-shadow: 0 1px 6px rgba(0,0,0,0.18);
}
.header-inner {
  display: flex; align-items: center;
  max-width: 980px; margin: 0 auto;
  padding: 10px var(--gutter);
}
.logo img { height: 42px; width: auto; }

.nav-toggle {
  display: flex; align-items: center; gap: 8px;
  margin-left: auto; padding: 8px 6px;
  background: none; border: 0; cursor: pointer;
  color: #f0e6c8; font-family: inherit; font-size: 13px; letter-spacing: 0.12em;
}
.hamburger { position: relative; width: 24px; height: 16px; flex-shrink: 0; }
.hamburger span {
  position: absolute; left: 0; width: 100%; height: 2px; background: #f0e6c8;
  transition: transform .3s ease, opacity .2s ease, top .3s ease;
}
.hamburger span:nth-child(1) { top: 0; }
.hamburger span:nth-child(2) { top: 7px; }
.hamburger span:nth-child(3) { top: 14px; }
body.nav-open .hamburger span:nth-child(1) { top: 7px; transform: rotate(45deg); }
body.nav-open .hamburger span:nth-child(2) { opacity: 0; }
body.nav-open .hamburger span:nth-child(3) { top: 7px; transform: rotate(-45deg); }

.nav-list { list-style: none; display: flex; }
.nav-list a { display: block; color: #f0e6c8; letter-spacing: 0.08em; }
.nav-list a.current { color: var(--gold-light); }
.nav-close { display: none; }

.nav-backdrop {
  position: fixed; inset: 0; background: rgba(20,14,4,0.45); z-index: 90;
  opacity: 0; visibility: hidden; transition: opacity .32s ease, visibility .32s ease;
}
body.nav-open .nav-backdrop { opacity: 1; visibility: visible; }

@media (min-width: 1000px) {
  .nav-toggle, .nav-backdrop { display: none; }
  .site-nav { margin-left: auto; }
  .nav-list { flex-direction: row; align-items: center; gap: clamp(6px, 1.4vw, 20px); }
  .nav-list a { padding: 6px 2px; font-size: 14px; letter-spacing: 0.04em; }
  .nav-list a:hover { color: var(--gold-light); }
}
@media (max-width: 999px) {
  .site-nav {
    position: fixed; top: 0; right: 0; height: 100dvh; width: min(288px, 82vw);
    background: var(--cream2); box-shadow: -6px 0 24px rgba(0,0,0,0.18);
    transform: translateX(100%); opacity: 0; visibility: hidden;
    transition: transform .32s ease, opacity .32s ease, visibility .32s ease;
    z-index: 140; padding: 64px 0 40px; overflow-y: auto;
  }
  body.nav-open .site-nav { transform: translateX(0); opacity: 1; visibility: visible; }
  .nav-list { flex-direction: column; }
  .nav-list a { color: var(--ink); padding: 15px 28px; border-bottom: 1px solid var(--line); }
  .nav-list a.current { color: var(--gold); }
  .nav-close {
    display: block; position: absolute; top: 14px; right: 16px; width: 34px; height: 34px;
    background: none; border: 0; cursor: pointer; color: var(--dark);
    font-size: 26px; line-height: 1; font-family: inherit;
  }
}
@media (max-width: 767px) { .nav-toggle-label { display: none; } }

/* ===== ヒーロー（写真＋黒短冊の縦書き見出し） ===== */
#hero { position: relative; overflow: hidden; }
#hero img { width: 100%; height: var(--hero-h); object-fit: cover; object-position: center 58%; }
.hero-overlay { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; }
.hero-title { display: flex; flex-direction: row-reverse; align-items: flex-start; gap: 6px; }
.hero-title span {
  writing-mode: vertical-rl; text-orientation: mixed;
  background: #000; color: #f4ecd6;
  font-family: "Noto Serif JP", var(--mincho); font-weight: 200;
  font-size: clamp(44px, 6.5vw, 62px); letter-spacing: -0.05em; line-height: 1.05;
  white-space: nowrap;
}

/* ===== セクション共通 ===== */
.section { padding: 54px 0; }
.section-heading {
  font-family: var(--mincho); font-weight: 300;
  font-size: clamp(30px, 6vw, 46px); letter-spacing: 0.1em;
  text-align: center; margin-bottom: 30px; position: relative; padding-bottom: 16px;
}
.section-heading::after {
  content: ""; position: absolute; left: 50%; bottom: 0; transform: translateX(-50%);
  width: 46px; height: 2px; background: var(--gold);
}
.section-subheading {
  font-weight: 600; font-size: 16px; letter-spacing: 0.08em; color: #fff;
  background: var(--gold); margin: 28px 0 14px; padding: 8px 14px; border-radius: 2px;
}
.lead { font-size: 16px; line-height: 2; }

.month-badge { text-align: center; font-size: 16px; letter-spacing: 0.1em; margin-bottom: 24px; }
.month-badge span {
  display: inline-block; background: var(--gold); color: #fff; font-weight: 600;
  padding: 8px 26px; border-radius: 2px;
}
.tax-excl { font-size: 12px; color: var(--muted); letter-spacing: 0; }

/* ===== 途中のご予約導線 ===== */
.mid-reserve {
  margin: 0 auto; padding: 1.2em 1em;
  border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
  text-align: center; font-size: 0.95rem; line-height: 1.9;
}
.mid-reserve a { text-decoration: underline; text-underline-offset: 0.2em; }

/* ===== FAQ ===== */
.faq-list { list-style: none; max-width: 760px; margin: 0 auto; }
.faq-item { margin-bottom: 12px; }
.faq-question {
  width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 12px;
  text-align: left; background: #fff; border: 0; border-left: 4px solid var(--gold);
  padding: 16px 18px; font-family: inherit; font-size: 16px; line-height: 1.7; color: var(--ink); cursor: pointer;
}
.faq-icon {
  flex-shrink: 0; width: 24px; height: 24px; border-radius: 50%;
  background: var(--gold); color: #fff; font-size: 18px; line-height: 24px; text-align: center;
  transition: transform .25s ease;
}
.faq-question[aria-expanded="true"] .faq-icon { transform: rotate(45deg); }
.faq-answer {
  display: none; background: #fff; border-left: 4px solid var(--gold-light);
  padding: 0 18px; font-size: 15px; line-height: 1.9; color: #4a3d25;
}
.faq-answer.open { display: block; padding: 16px 18px; }

/* ===== ご案内 ===== */
.info-table { width: 100%; border-collapse: collapse; margin-bottom: 24px; border-top: 1px solid var(--line); }
.info-table th, .info-table td {
  text-align: left; padding: 14px 12px; border-bottom: 1px solid var(--line);
  vertical-align: top; font-weight: normal;
}
.info-table th { width: 110px; color: var(--dark); letter-spacing: 0.06em; background: var(--cream2); }
.notice-list { list-style: none; }
.notice-list li { position: relative; padding-left: 18px; font-size: 14px; color: #5a4a2a; margin-bottom: 8px; line-height: 1.8; }
.notice-list li::before { content: "※"; position: absolute; left: 0; color: var(--gold); }

/* ===== ご予約 ===== */
#yoyaku { background: var(--dark); color: #f0e6c8; }
#yoyaku .section-heading { color: #f4ecd6; }
#yoyaku .section-heading::after { background: var(--gold-light); }
.yoyaku-inner { display: flex; flex-direction: column; align-items: center; gap: 22px; }
.yoyaku-tel { text-align: center; }
.yoyaku-tel a { font-size: clamp(26px, 6vw, 34px); letter-spacing: 0.04em; color: #f4ecd6; }
.btn-reserve {
  display: inline-block; background: var(--gold); color: #fff;
  padding: 14px 44px; font-size: 16px; letter-spacing: 0.12em; border-radius: 2px;
  transition: background .25s ease;
}
.btn-reserve:hover { background: var(--gold-light); color: #fff; }
.yoyaku-note { list-style: none; max-width: 620px; margin: 28px auto 0; font-size: 13px; color: #c9b98a; line-height: 1.9; }
.yoyaku-note li { position: relative; padding-left: 16px; }
.yoyaku-note li::before { content: "※"; position: absolute; left: 0; }
.yoyaku-note a { color: #f0e6c8; text-decoration: underline; }

/* ===== フッター ===== */
#footer-nav { background: #2c2210; padding: 26px 0 18px; }
#footer-nav .wrapper { display: flex; flex-wrap: wrap; justify-content: center; align-items: center; gap: 4px 6px; }
#footer-nav a { color: #c9b98a; font-size: 13px; letter-spacing: 0.04em; }
#footer-nav a:hover { color: #f0e6c8; }
#footer-nav .separator { color: #6a5a3a; font-size: 12px; }
.to-pagetop { text-align: center; margin-top: 16px; }
.to-pagetop a { color: #9a875f; font-size: 12px; letter-spacing: 0.08em; }
#footer { background: var(--footer); text-align: center; padding: 18px 0; }
#footer small { color: #8a7a58; font-size: 12px; letter-spacing: 0.04em; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .site-nav, .nav-backdrop, .faq-icon, .hamburger span { transition: none; }
}