/* ==================================================
   基本設定：色を変えたい場合は、まずここを編集してください
================================================== */
:root {
  --ink: #23342d;
  --green: #405c4d;
  --sage: #aab7a7;
  --cream: #f3efe6;
  --paper: #fbfaf6;
  --line: rgba(35, 52, 45, 0.18);
  --serif: "DM Serif Display", "Yu Mincho", serif;
  --sans: "Noto Sans JP", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.9;
  letter-spacing: .04em;
}
a { color: inherit; text-decoration: none; }
button { font: inherit; }
a, button { -webkit-tap-highlight-color: transparent; }
.sr-only, .skip-link {
  position: absolute;
  width: 1px; height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
}
.skip-link:focus {
  z-index: 1000;
  top: 8px; left: 8px;
  width: auto; height: auto;
  padding: 8px 16px;
  clip: auto;
  background: white;
}

/* ヘッダー */
.site-header {
  position: absolute;
  z-index: 20;
  top: 0; left: 0;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 26px clamp(24px, 5vw, 72px);
}
.logo { display: inline-flex; flex-direction: column; line-height: 1; }
.logo span { font-family: var(--serif); font-size: 34px; letter-spacing: -.02em; }
.logo small { margin-top: 7px; font-size: 8px; letter-spacing: .38em; }
.global-nav { display: flex; align-items: center; gap: 32px; font-size: 12px; letter-spacing: .12em; }
.global-nav a { position: relative; }
.global-nav a:not(.nav-reserve)::after {
  content: "";
  position: absolute;
  left: 0; bottom: -5px;
  width: 0; height: 1px;
  background: currentColor;
  transition: width .25s;
}
.global-nav a:hover::after { width: 100%; }
.nav-reserve { padding: 10px 22px; color: white; background: var(--green); border-radius: 100px; }
.menu-button { display: none; }

/* 架空サイトであることを示す固定ラベル */
.portfolio-notice {
  position: fixed;
  z-index: 40;
  left: 50%;
  bottom: 20px;
  width: min(680px, calc(100% - 40px));
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 12px 18px;
  color: var(--cream);
  background: rgba(35, 52, 45, .96);
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 8px;
  box-shadow: 0 8px 30px rgba(35, 52, 45, .2);
  transform: translateX(-50%);
}
.portfolio-notice span { flex: none; font: 10px var(--serif); letter-spacing: .14em; }
.portfolio-notice p { margin: 0; font-size: 10px; line-height: 1.6; letter-spacing: .02em; }

/* ファーストビュー */
.hero {
  min-height: 760px;
  height: 100svh;
  display: grid;
  grid-template-columns: 55% 45%;
  align-items: center;
  position: relative;
  overflow: hidden;
  background: var(--cream);
}
.hero-copy { z-index: 2; padding: 110px 5vw 60px 10vw; }
.eyebrow {
  margin: 0 0 22px;
  font-family: var(--serif);
  font-size: 14px;
  letter-spacing: .12em;
  text-transform: uppercase;
}
.hero h1, .section h2, .reserve-section h2 {
  margin: 0;
  font-family: "Yu Mincho", "Hiragino Mincho ProN", serif;
  font-weight: 500;
  letter-spacing: .08em;
}
.hero h1 { font-size: clamp(38px, 4.7vw, 68px); line-height: 1.55; }
.hero-text { margin: 26px 0 36px; font-size: 15px; }
.button {
  display: inline-flex;
  min-width: 230px;
  min-height: 56px;
  padding: 16px 25px;
  align-items: center;
  justify-content: space-between;
  border-radius: 100px;
  transition: transform .2s, background .2s;
}
.button:hover { transform: translateY(-2px); }
.button-primary { color: white; background: var(--green); }
.hero-visual { height: 100%; display: grid; place-items: center; background: var(--sage); }
.arch {
  width: min(75%, 440px);
  aspect-ratio: .72;
  position: relative;
  overflow: hidden;
  border-radius: 220px 220px 8px 8px;
  background: #d9d1bd;
  box-shadow: 28px 32px 0 rgba(64, 92, 77, .22);
}
.arch::before {
  content: "";
  position: absolute;
  inset: auto -20% -10% -20%;
  height: 44%;
  border-radius: 50% 50% 0 0;
  background: var(--green);
  transform: rotate(-6deg);
}
.arch p {
  position: absolute;
  z-index: 2;
  bottom: 10%; left: 13%;
  margin: 0;
  color: var(--cream);
  font: 34px/1.1 var(--serif);
}
.sun { position: absolute; top: 16%; right: 16%; width: 90px; height: 90px; border-radius: 50%; background: #e7aa72; }
.leaf {
  position: absolute;
  z-index: 1;
  width: 170px; height: 280px;
  border-radius: 100% 0 100% 0;
  background: #71836d;
  transform: rotate(30deg);
}
.leaf-one { left: -25px; bottom: 16%; }
.leaf-two { right: -40px; bottom: 8%; transform: scale(.75) rotate(-40deg); background: #899885; }
.scroll-hint {
  position: absolute;
  bottom: 30px; left: 5vw;
  display: flex; gap: 14px; align-items: center;
  font-size: 9px; letter-spacing: .25em;
}
.scroll-hint span { width: 45px; height: 1px; background: currentColor; }

/* 共通セクション */
.section { padding: 120px max(7vw, 24px); scroll-margin-top: 20px; }
.section-heading { display: flex; gap: 18px; align-items: baseline; margin-bottom: 60px; }
.section-heading .eyebrow { margin: 0; font-size: 17px; }
.section-number { margin: 0; color: #7c897f; font: 12px var(--serif); }
.concept { background: var(--paper); }
.concept-content { display: grid; grid-template-columns: 1fr 1fr; gap: 10vw; max-width: 1120px; margin: auto; }
.concept-content h2, .menu-intro h2 { font-size: clamp(28px, 3.5vw, 48px); line-height: 1.65; }
.concept-content p { margin: 0 0 20px; }
.concept-words {
  max-width: 900px;
  margin: 90px auto 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 26px;
  color: #768279;
  font: italic 22px var(--serif);
}
.concept-words i { width: 5px; height: 5px; border-radius: 50%; background: var(--sage); }

/* 料金表 */
.menu-section { background: var(--cream); }
.menu-intro { display: flex; justify-content: space-between; align-items: end; gap: 40px; margin-bottom: 52px; }
.menu-intro p { max-width: 410px; margin: 0; font-size: 13px; }
.price-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.price-card { padding: 42px 3.2vw 46px; border-right: 1px solid var(--line); }
.price-card:last-child { border-right: 0; }
.price-card h3 { margin: 0 0 28px; font: 30px var(--serif); }
.price-card dl, .price-card dd { margin: 0; }
.price-card dl div { display: flex; justify-content: space-between; gap: 16px; padding: 10px 0; }
.price-card dt { font-size: 13px; }
.price-card dd { white-space: nowrap; font-family: var(--serif); font-size: 16px; }
.price-note { margin: 18px 0 0; font-size: 11px; }

/* スタッフ */
.staff-section { background: var(--paper); }
.staff-wrap { display: grid; grid-template-columns: minmax(280px, 460px) minmax(300px, 470px); gap: clamp(50px, 10vw, 140px); justify-content: center; align-items: center; }
.staff-portrait {
  aspect-ratio: .78;
  display: flex;
  align-items: end;
  padding: 32px;
  position: relative;
  overflow: hidden;
  color: rgba(255,255,255,.75);
  background: linear-gradient(145deg, #b8b9aa 0 50%, #788878 50%);
  font: 12px/1.5 var(--serif);
  letter-spacing: .2em;
}
.staff-portrait::before {
  content: "";
  position: absolute;
  width: 48%; aspect-ratio: .68;
  left: 30%; bottom: 0;
  border-radius: 48% 48% 8px 8px;
  background: #3e4b44;
  box-shadow: 0 -70px 0 -15px #d6b59b;
}
.role { margin: 0 0 10px; color: #78857c; font: 14px var(--serif); }
.staff-copy h2 { margin-bottom: 30px; font-size: 34px; }
.staff-copy h2 small { margin-left: 12px; font: 10px var(--sans); letter-spacing: .12em; }
.staff-copy > p { margin-bottom: 22px; }
.message { padding-left: 18px; border-left: 1px solid var(--green); font-family: "Yu Mincho", serif; }
.text-link { display: inline-block; margin-top: 15px; padding-bottom: 3px; border-bottom: 1px solid currentColor; font-size: 12px; }
.demo-link span { font-size: .85em; opacity: .75; }

/* アクセス */
.access-section { background: #dce2da; }
.access-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: clamp(45px, 8vw, 100px); align-items: center; }
.map-illustration { min-height: 430px; position: relative; overflow: hidden; background: #edf0e9; }
.road { position: absolute; background: var(--paper); }
.road-a { width: 125%; height: 52px; top: 43%; left: -10%; transform: rotate(-12deg); }
.road-b { width: 48px; height: 120%; top: -10%; left: 60%; transform: rotate(8deg); }
.river { position: absolute; width: 30%; height: 120%; top: -10%; left: 8%; background: #b6cbc8; transform: rotate(-6deg); }
.station, .map-pin { position: absolute; z-index: 2; padding: 8px 12px; font-size: 11px; background: var(--paper); }
.station { right: 10%; bottom: 18%; }
.map-pin { top: 30%; left: 49%; color: white; background: var(--green); border-radius: 50% 50% 50% 0; transform: rotate(-45deg); }
.map-pin::first-line { transform: rotate(45deg); }
.access-copy h2 { font: 38px var(--serif); letter-spacing: 0; }
address { margin: 24px 0; font-style: normal; }
.shop-info { margin: 28px 0; border-top: 1px solid var(--line); }
.shop-info div { display: grid; grid-template-columns: 90px 1fr; padding: 10px 0; border-bottom: 1px solid var(--line); }
.shop-info dt { font-size: 11px; }
.shop-info dd { margin: 0; font-size: 13px; }

/* 予約・フッター */
.reserve-section { padding: 110px 24px; text-align: center; color: white; background: var(--green); }
.reserve-section .eyebrow { color: #cbd5cc; }
.reserve-section h2 { font-size: clamp(32px, 4vw, 50px); }
.reserve-section > p:not(.eyebrow) { margin: 22px 0 34px; font-size: 13px; }
.reserve-actions { display: flex; justify-content: center; align-items: center; gap: 44px; }
.button-light { color: var(--ink); background: var(--paper); }
.phone-link { display: flex; flex-direction: column; font: 26px var(--serif); letter-spacing: .06em; }
.phone-link small { font: 9px var(--sans); letter-spacing: .14em; }
.site-footer { position: relative; display: grid; grid-template-columns: 1fr auto; gap: 30px; padding: 60px max(7vw, 24px) 30px; background: var(--paper); }
.footer-logo + p { margin: 15px 0 0; font-size: 11px; }
.footer-links { display: flex; gap: 28px; align-items: start; font-size: 11px; }
.copyright { grid-column: 1 / -1; margin: 30px 0 0; color: #7c897f; font-size: 9px; }
.floating-reserve { display: none; }

.demo-toast {
  position: fixed;
  z-index: 60;
  left: 50%;
  bottom: 90px;
  width: max-content;
  max-width: calc(100% - 32px);
  padding: 12px 18px;
  color: white;
  background: var(--ink);
  border-radius: 6px;
  box-shadow: 0 8px 24px rgba(0,0,0,.2);
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, 10px);
  transition: opacity .2s, transform .2s;
  font-size: 12px;
}
.demo-toast.is-visible { opacity: 1; transform: translate(-50%, 0); }

/* タブレット・スマートフォン */
@media (max-width: 800px) {
  body { font-size: 14px; padding-bottom: 58px; }
  .portfolio-notice {
    position: relative;
    z-index: 5;
    left: 0; bottom: auto;
    width: 100%;
    display: block;
    padding: 10px 18px;
    text-align: center;
    border: 0;
    border-radius: 0;
    margin-top: 88px;
    transform: none;
  }
  .portfolio-notice span { display: block; margin-bottom: 3px; }
  .site-header { position: absolute; padding: 20px 22px; }
  .menu-button {
    z-index: 25;
    width: 48px; height: 48px;
    display: grid; place-content: center; gap: 7px;
    border: 0; border-radius: 50%;
    color: white; background: var(--green);
  }
  .menu-button span:not(.sr-only) { width: 18px; height: 1px; display: block; background: currentColor; transition: transform .25s; }
  .menu-button[aria-expanded="true"] span:first-child { transform: translateY(4px) rotate(45deg); }
  .menu-button[aria-expanded="true"] span:nth-child(2) { transform: translateY(-4px) rotate(-45deg); }
  .global-nav {
    position: fixed;
    inset: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 26px;
    visibility: hidden;
    opacity: 0;
    font: 24px var(--serif);
    background: var(--cream);
    transition: opacity .25s, visibility .25s;
  }
  .global-nav a {
    min-width: 160px;
    min-height: 48px;
    display: grid;
    place-items: center;
  }
  .global-nav.is-open { visibility: visible; opacity: 1; }
  .nav-reserve { font: 13px var(--sans); }
  .hero { height: auto; min-height: calc(100svh - 75px); grid-template-columns: 1fr; grid-template-rows: auto 42vh; padding-top: 10px; }
  .hero-copy { padding: 38px 24px 45px; }
  .hero h1 { font-size: clamp(34px, 10vw, 48px); }
  .hero-text { margin: 20px 0 28px; }
  .hero-visual { grid-row: 2; }
  .arch { width: 62%; height: 90%; aspect-ratio: auto; border-radius: 130px 130px 0 0; }
  .arch p { font-size: 24px; }
  .sun { width: 60px; height: 60px; }
  .scroll-hint { display: none; }
  .section { padding: 82px 24px; }
  .section-heading { margin-bottom: 42px; }
  .concept-content, .access-grid { grid-template-columns: 1fr; gap: 36px; }
  .concept-content h2 { margin-bottom: 26px; }
  .concept-words { margin-top: 52px; gap: 12px; font-size: 16px; }
  .menu-intro { display: block; }
  .menu-intro h2 { margin-bottom: 20px; }
  .price-grid { grid-template-columns: 1fr; }
  .price-card { padding: 30px 4px; border-right: 0; border-bottom: 1px solid var(--line); }
  .price-card:last-child { border-bottom: 0; }
  .staff-wrap { grid-template-columns: 1fr; gap: 40px; }
  .staff-portrait { width: min(100%, 420px); }
  .map-illustration { min-height: 320px; }
  .access-copy h2 { font-size: 32px; }
  .reserve-section { padding: 82px 24px; }
  .reserve-actions { flex-direction: column; gap: 26px; }
  .reserve-actions .button, .phone-link { width: min(100%, 320px); min-height: 58px; justify-content: center; }
  .site-footer { grid-template-columns: 1fr; }
  .footer-links { flex-wrap: wrap; }
  .copyright { grid-column: auto; }
  .floating-reserve {
    z-index: 30;
    position: fixed;
    display: grid;
    place-items: center;
    right: 0; bottom: 0;
    width: 100%; height: 58px;
    color: white;
    background: var(--green);
    font-weight: 600;
    letter-spacing: .12em;
    box-shadow: 0 -4px 16px rgba(35, 52, 45, .14);
  }
  .demo-toast { bottom: 76px; text-align: center; }
}

/* 動きを減らす設定の端末ではアニメーションを無効化 */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}