@charset "UTF-8";

/* =========================================================
   割烹 汐路（デモサイト）
   Irodori Web / ハナ
   ---------------------------------------------------------
   他の5本すべてと真逆に振る。墨黒を主役に、明朝、字間を大きく、
   余白を極端に取る。上質さを「白と余白」ではなく
   「暗さと一点の光」で出す。
   ========================================================= */

:root {
  --black:  #141414;   /* 主役 */
  --black-2:#1c1c1a;   /* セクションの差 */
  --cream:  #f3f0e9;   /* 生成り。反転セクション用 */
  --white:  #f5f3ee;
  --sub:    #9a958c;   /* 補助テキスト（黒背景用） */
  --sub-d:  #6f6a62;   /* 補助テキスト（生成り背景用） */
  --gold:   #b08d4f;   /* 金茶。罫線と小見出しだけ */
  --line:   #2e2c29;
  --line-lt:#ddd8cd;

  --serif: "Yu Mincho", YuMincho, "Hiragino Mincho ProN", "Hiragino Mincho Pro", "MS PMincho", serif;
  --sans:  "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic", YuGothic, sans-serif;

  --pad-section: 140px;   /* ★極端に大きい余白 */
  --wrap: 1080px;
  --wrap-text: 660px;
}

/* ---------- リセット ---------- */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--sans);
  font-size: 14.5px;
  line-height: 2.2;
  color: var(--white);
  background: var(--black);
  -webkit-font-smoothing: antialiased;
  letter-spacing: 0.08em;   /* ★字間を大きく */
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; margin: 0; padding: 0; }
h1, h2, h3, h4 { margin: 0; font-weight: normal; }
table { border-collapse: collapse; width: 100%; }

/* ---------- 共通 ---------- */
.wrap { width: 100%; max-width: var(--wrap); margin-inline: auto; padding-inline: 26px; }
.wrap-text { max-width: var(--wrap-text); }
.section { padding-block: var(--pad-section); }
.section--cream { background: var(--cream); color: var(--black); }
.section--dark2 { background: var(--black-2); }

.label {
  display: block;
  font-family: var(--serif);
  font-size: 10.5px;
  letter-spacing: 0.42em;   /* ★英字ラベルは極端に開く */
  color: var(--gold);
  margin-bottom: 26px;
}
.heading {
  font-family: var(--serif);
  font-size: 27px;
  line-height: 2.1;
  letter-spacing: 0.24em;   /* ★見出しも大きく開く */
  margin-bottom: 44px;
  text-indent: 0.24em;      /* 字間ぶんの中心ずれを補正 */
}
.heading--center { text-align: center; }
.lead {
  font-family: var(--serif);
  font-size: 16px;
  line-height: 2.8;
  letter-spacing: 0.16em;
}
.text-sub { color: var(--sub); }
.section--cream .text-sub { color: var(--sub-d); }

/* 罫線ボタン */
.btn {
  display: inline-block;
  border: 1px solid var(--gold);
  color: var(--gold);
  padding: 20px 56px;
  font-family: var(--serif);
  font-size: 14px;
  letter-spacing: 0.28em;
  text-indent: 0.28em;
  background: transparent;
  cursor: pointer;
  transition: background 0.5s, color 0.5s;
}
.btn:hover { background: var(--gold); color: var(--black); }
.section--cream .btn { border-color: var(--black); color: var(--black); }
.section--cream .btn:hover { background: var(--black); color: var(--cream); }

.more {
  display: inline-block;
  font-family: var(--serif);
  font-size: 13px;
  letter-spacing: 0.24em;
  color: var(--gold);
  padding-bottom: 8px;
  border-bottom: 1px solid var(--line);
  transition: border-color 0.4s;
}
.more:hover { border-bottom-color: var(--gold); }

/* ---------- ヘッダー ---------- */
.header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 26px 40px;
  transition: background 0.5s, padding 0.5s;
}
.header.is-scrolled { background: rgba(20, 20, 20, 0.92); padding-block: 16px; }
.header__logo { font-family: var(--serif); font-size: 21px; letter-spacing: 0.3em; line-height: 1.4; }
.header__logo span {
  display: block;
  font-family: var(--sans);
  font-size: 9px;
  letter-spacing: 0.34em;
  color: var(--sub);
  margin-top: 7px;
}
.gnav ul { display: flex; gap: 34px; }
.gnav a { font-size: 12.5px; letter-spacing: 0.16em; color: var(--white); position: relative; padding-bottom: 5px; }
.gnav a::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 100%; height: 1px;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.5s;
}
.gnav a:hover::after, .gnav a[aria-current="page"]::after { transform: scaleX(1); }
.burger { display: none; }

/* ---------- ヒーロー ---------- */
.hero { position: relative; height: 100svh; min-height: 560px; display: flex; align-items: center; overflow: hidden; }
.hero__img {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  animation: heroZoom 16s ease-out forwards;
}
@keyframes heroZoom { from { transform: scale(1.05); } to { transform: scale(1); } }
.hero__copy { position: relative; z-index: 2; padding-left: 9vw; }
.hero__copy h1 {
  font-family: var(--serif);
  font-size: clamp(24px, 3.2vw, 40px);
  line-height: 2.2;
  letter-spacing: 0.28em;
  text-shadow: 0 2px 24px rgba(0,0,0,0.6);
}
.hero__copy p {
  font-family: var(--serif);
  font-size: clamp(12px, 1.1vw, 15px);
  letter-spacing: 0.3em;
  color: var(--sub);
  margin-top: 34px;
}

/* ---------- リード ---------- */
.intro { text-align: center; }

/* ---------- お品書き（料理カード） ---------- */
.dish-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 56px 40px; }
.dish__img { overflow: hidden; aspect-ratio: 1 / 1; background: var(--black-2); }
.dish__img img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.4s cubic-bezier(0.2, 0, 0.2, 1); }
.dish:hover .dish__img img { transform: scale(1.05); }
.dish__name { font-family: var(--serif); font-size: 17px; letter-spacing: 0.2em; margin-top: 24px; }
.dish__text { font-size: 13px; line-height: 2.1; color: var(--sub); margin: 12px 0 0; letter-spacing: 0.06em; }
.section--cream .dish__text { color: var(--sub-d); }

/* 献立の一覧（テキスト） */
.course-list li {
  display: grid;
  grid-template-columns: 130px 1fr;
  gap: 28px;
  padding: 24px 0;
  border-bottom: 1px solid var(--line);
  align-items: baseline;
}
.course-list li:first-child { border-top: 1px solid var(--line); }
.section--cream .course-list li { border-color: var(--line-lt); }
.course-list__label { font-family: var(--serif); font-size: 14px; letter-spacing: 0.2em; color: var(--gold); }
.course-list__text { font-size: 14px; letter-spacing: 0.06em; }

/* ---------- 全幅写真 ---------- */
.full-photo { height: 70vh; min-height: 380px; overflow: hidden; }
.full-photo img { width: 100%; height: 100%; object-fit: cover; }

/* ---------- 2枚並び ---------- */
.photo-duo { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.photo-duo figure { margin: 0; }
.photo-duo figcaption { font-size: 12px; color: var(--sub); margin-top: 14px; letter-spacing: 0.06em; }
.section--cream .photo-duo figcaption { color: var(--sub-d); }

/* ---------- 情報テーブル ---------- */
.info-table th, .info-table td {
  padding: 24px 0;
  text-align: left;
  vertical-align: top;
  font-size: 14.5px;
  border-bottom: 1px solid var(--line);
  font-weight: normal;
  letter-spacing: 0.08em;
}
.info-table tr:first-child th, .info-table tr:first-child td { border-top: 1px solid var(--line); }
.info-table th { width: 170px; font-family: var(--serif); color: var(--gold); letter-spacing: 0.18em; }
.section--cream .info-table th, .section--cream .info-table td { border-color: var(--line-lt); }

/* ---------- 注記 ---------- */
.note-box {
  border: 1px solid var(--line);
  padding: 30px 34px;
  font-size: 13.5px;
  line-height: 2.3;
  color: var(--sub);
  letter-spacing: 0.06em;
}
.section--cream .note-box { border-color: var(--line-lt); color: var(--sub-d); }
.note-box strong { color: var(--gold); font-weight: normal; }

/* ---------- フォーム ---------- */
.form-note { border: 1px solid var(--line); padding: 26px 30px; font-size: 13px; line-height: 2.2; color: var(--sub); margin-bottom: 60px; }
.form-row { margin-bottom: 40px; }
.form-row label { display: block; font-family: var(--serif); font-size: 14px; letter-spacing: 0.16em; margin-bottom: 14px; }
.form-row .req { font-size: 10px; color: var(--gold); border: 1px solid var(--gold); padding: 3px 9px; margin-left: 14px; letter-spacing: 0.12em; vertical-align: 2px; }
.form-row input, .form-row textarea, .form-row select {
  width: 100%;
  border: 0;
  border-bottom: 1px solid var(--line);
  background: transparent;
  padding: 14px 2px;
  font-family: inherit;
  font-size: 15px;
  color: var(--white);
  border-radius: 0;
  letter-spacing: 0.06em;
  transition: border-color 0.4s;
}
.form-row textarea { min-height: 150px; resize: vertical; }
.form-row input:focus, .form-row textarea:focus, .form-row select:focus { outline: none; border-bottom-color: var(--gold); }
.form-row select option { background: var(--black); color: var(--white); }
.form-submit { text-align: center; margin-top: 60px; }

/* ---------- CTA ---------- */
.cta { text-align: center; }
.cta__title { font-family: var(--serif); font-size: clamp(20px, 2.4vw, 27px); line-height: 2.2; letter-spacing: 0.24em; text-indent: 0.24em; margin-bottom: 26px; }
.cta__text { font-size: 13.5px; color: var(--sub); margin-bottom: 46px; }

/* ---------- 下層ページ見出し ---------- */
.page-head { padding: 210px 0 100px; text-align: center; }
.page-head__en { display: block; font-family: var(--serif); font-size: 10.5px; letter-spacing: 0.42em; color: var(--gold); margin-bottom: 24px; }
.page-head__ja { font-family: var(--serif); font-size: 29px; letter-spacing: 0.26em; text-indent: 0.26em; }
.page-head__text { margin: 30px auto 0; max-width: 620px; font-size: 13.5px; color: var(--sub); line-height: 2.4; }

/* ---------- フッター ---------- */
.footer { background: var(--black-2); padding: 90px 0 40px; font-size: 13px; }
.footer__top { display: flex; justify-content: space-between; gap: 48px; flex-wrap: wrap; padding-bottom: 56px; border-bottom: 1px solid var(--line); }
.footer__logo { font-family: var(--serif); font-size: 21px; letter-spacing: 0.3em; }
.footer__addr { margin-top: 22px; color: var(--sub); line-height: 2.3; }
.footer__nav ul { display: flex; gap: 32px; flex-wrap: wrap; }
.footer__nav a { font-size: 13px; letter-spacing: 0.1em; }

.demo-note { margin-top: 40px; padding: 24px 28px; border: 1px solid var(--line); font-size: 12px; line-height: 2.2; color: var(--sub); }
.demo-note strong { color: var(--white); font-weight: normal; }
.copyright { margin-top: 32px; font-size: 10.5px; letter-spacing: 0.2em; color: var(--sub); text-align: center; }

/* ---------- フェード ---------- */
.fade { opacity: 0; transform: translateY(22px); transition: opacity 1.1s ease, transform 1.1s ease; }
.fade.is-visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .fade { opacity: 1; transform: none; transition: none; }
  .hero__img { animation: none; }
}

/* =========================================================
   スマートフォン
   ========================================================= */
@media (max-width: 900px) {
  :root { --pad-section: 84px; }
  body { font-size: 14px; letter-spacing: 0.06em; }

  .header { padding: 18px 20px; }
  .header__logo { font-size: 18px; letter-spacing: 0.24em; }

  .burger {
    display: block;
    width: 26px; height: 16px;
    position: relative;
    background: none; border: 0; padding: 0;
    z-index: 110; cursor: pointer;
  }
  .burger span { position: absolute; left: 0; width: 100%; height: 1px; background: var(--white); transition: transform 0.4s, opacity 0.3s; }
  .burger span:nth-child(1) { top: 0; }
  .burger span:nth-child(2) { top: 50%; }
  .burger span:nth-child(3) { bottom: 0; }
  .burger.is-open span:nth-child(1) { transform: translateY(7.5px) rotate(20deg); }
  .burger.is-open span:nth-child(2) { opacity: 0; }
  .burger.is-open span:nth-child(3) { transform: translateY(-8px) rotate(-20deg); }

  .gnav {
    position: fixed; inset: 0;
    background: var(--black);
    display: grid; place-items: center;
    opacity: 0; visibility: hidden;
    transition: opacity 0.5s, visibility 0.5s;
    z-index: 105;
  }
  .gnav.is-open { opacity: 1; visibility: visible; }
  .gnav ul { flex-direction: column; gap: 34px; text-align: center; }
  .gnav a { font-family: var(--serif); font-size: 16px; letter-spacing: 0.26em; }

  .hero__copy { padding-inline: 28px; }
  .hero__copy h1 { font-size: 6.4vw; letter-spacing: 0.2em; line-height: 2.1; }
  .hero__copy p { font-size: 3.4vw; letter-spacing: 0.24em; margin-top: 24px; }

  .heading { font-size: 20px; letter-spacing: 0.18em; text-indent: 0.18em; margin-bottom: 32px; line-height: 2.0; }
  .lead { font-size: 15px; line-height: 2.5; }
  .page-head { padding: 130px 0 64px; }
  .page-head__ja { font-size: 22px; letter-spacing: 0.2em; text-indent: 0.2em; }

  .dish-grid { grid-template-columns: 1fr; gap: 44px; }
  .photo-duo { grid-template-columns: 1fr; gap: 24px; }
  .course-list li { grid-template-columns: 88px 1fr; gap: 16px; padding: 20px 0; }
  .info-table th { width: 96px; font-size: 13px; letter-spacing: 0.12em; }
  .info-table th, .info-table td { padding: 18px 0; font-size: 13.5px; }
  .full-photo { height: 46vh; min-height: 260px; }
  .btn { padding: 18px 40px; font-size: 13px; letter-spacing: 0.22em; text-indent: 0.22em; }
  .footer__top { flex-direction: column; gap: 32px; }
}