/* ==========================================================
   和味 -nagomi- / 出張和食サイト共通スタイル
   ミニマル・モノトーン基調
   ========================================================== */

:root {
  --color-bg: #faf9f6;
  --color-bg-alt: #f1efe9;
  --color-black: #16160f;
  --color-text: #211f1a;
  --color-text-muted: #6f6c63;
  --color-border: #ddd8ca;
  --color-white: #ffffff;
  --font-serif: "Shippori Mincho", "Hiragino Mincho ProN", "Yu Mincho", serif;
  --font-sans: "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  --max-width: 1120px;
  --gap: clamp(1.5rem, 4vw, 3rem);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.9;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

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

h1, h2, h3, h4 {
  font-family: var(--font-serif);
  font-weight: 500;
  letter-spacing: 0.04em;
  line-height: 1.5;
  margin: 0;
}

a {
  color: inherit;
  text-decoration: none;
}

ul { list-style: none; margin: 0; padding: 0; }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ---------- ボタン ---------- */
.btn {
  display: inline-block;
  padding: 0.95em 2.4em;
  border: 1px solid var(--color-black);
  font-family: var(--font-serif);
  letter-spacing: 0.12em;
  font-size: 0.95rem;
  transition: background 0.35s ease, color 0.35s ease;
  background: transparent;
  color: var(--color-black);
  cursor: pointer;
}
.btn:hover { background: var(--color-black); color: var(--color-white); }
.btn-fill {
  background: var(--color-black);
  color: var(--color-white);
}
.btn-fill:hover { background: transparent; color: var(--color-black); }

/* ---------- ヘッダー ---------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  background: rgba(250, 249, 246, 0.92);
  border-bottom: 1px solid var(--color-border);
  backdrop-filter: blur(6px);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 84px;
}
.logo {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  letter-spacing: 0.18em;
}
.logo small {
  display: block;
  font-family: var(--font-sans);
  font-size: 0.6rem;
  letter-spacing: 0.3em;
  color: var(--color-text-muted);
  margin-top: 0.2em;
}
.nav {
  display: flex;
  gap: 2.2rem;
}
.nav a {
  font-size: 0.88rem;
  letter-spacing: 0.08em;
  position: relative;
  padding-bottom: 4px;
}
.nav a::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 0%;
  height: 1px;
  background: var(--color-black);
  transition: width 0.3s ease;
}
.nav a:hover::after, .nav a.active::after { width: 100%; }
.nav a.active { color: var(--color-black); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.nav-toggle span {
  width: 24px; height: 1px; background: var(--color-black);
}

@media (max-width: 860px) {
  .nav {
    position: fixed;
    top: 84px; left: 0; right: 0;
    background: var(--color-bg);
    flex-direction: column;
    align-items: center;
    padding: 2rem 0;
    gap: 1.6rem;
    border-bottom: 1px solid var(--color-border);
    transform: translateY(-120%);
    transition: transform 0.35s ease;
  }
  .nav.open { transform: translateY(0); }
  .nav-toggle { display: flex; }
}

/* ---------- ヒーロー ---------- */
.hero {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
  background: linear-gradient(180deg, var(--color-bg) 0%, var(--color-bg-alt) 100%);
}
.hero::before {
  content: "膳";
  position: absolute;
  font-family: var(--font-serif);
  font-size: 62vw;
  color: var(--color-black);
  opacity: 0.035;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
  white-space: nowrap;
}
.hero-inner { position: relative; z-index: 1; padding-top: 84px; }
.hero-eyebrow {
  font-size: 0.78rem;
  letter-spacing: 0.35em;
  color: var(--color-text-muted);
  margin-bottom: 1.4rem;
}
.hero h1 {
  font-size: clamp(2.1rem, 5.2vw, 3.6rem);
  margin-bottom: 1.6rem;
}
.hero p.lead {
  max-width: 640px;
  margin: 0 auto 2.4rem;
  color: var(--color-text-muted);
  font-size: 1rem;
}
.hero-actions { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

/* ---------- 汎用セクション ---------- */
.section { padding: clamp(4rem, 9vw, 7rem) 0; }
.section-alt { background: var(--color-bg-alt); }
.section-border-top { border-top: 1px solid var(--color-border); }

.section-head {
  text-align: center;
  margin-bottom: clamp(2.5rem, 6vw, 4rem);
}
.section-head .eyebrow {
  display: block;
  font-size: 0.75rem;
  letter-spacing: 0.35em;
  color: var(--color-text-muted);
  margin-bottom: 1rem;
}
.section-head h2 {
  font-size: clamp(1.6rem, 3.4vw, 2.2rem);
}
.section-head p {
  color: var(--color-text-muted);
  max-width: 560px;
  margin: 1.2rem auto 0;
  font-size: 0.95rem;
}

/* ---------- グリッド系 ---------- */
.grid {
  display: grid;
  gap: var(--gap);
}
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 900px) {
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}

/* ---------- コンセプト / 特徴 ---------- */
.feature {
  text-align: center;
  padding: 2.2rem 1.4rem;
  border: 1px solid var(--color-border);
}
.feature .num {
  font-family: var(--font-serif);
  font-size: 0.85rem;
  color: var(--color-text-muted);
  letter-spacing: 0.2em;
  margin-bottom: 1rem;
  display: block;
}
.feature h3 { font-size: 1.15rem; margin-bottom: 0.9rem; }
.feature p { font-size: 0.9rem; color: var(--color-text-muted); }

/* ---------- 画像プレースホルダー ---------- */
.ph {
  aspect-ratio: 4 / 3;
  background:
    linear-gradient(135deg, #e9e6dd 25%, transparent 25%) -10px 0/ 20px 20px,
    linear-gradient(225deg, #e9e6dd 25%, transparent 25%) -10px 0/ 20px 20px,
    var(--color-bg-alt);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  font-size: 0.78rem;
  letter-spacing: 0.15em;
  text-align: center;
  padding: 1rem;
}
.ph.square { aspect-ratio: 1 / 1; }
.ph.wide { aspect-ratio: 16 / 9; }
.ph { overflow: hidden; padding: 0; }
.ph img { width: 100%; height: 100%; object-fit: cover; }

/* ---------- カード（メニュー・ブログ） ---------- */
.card {
  border: 1px solid var(--color-border);
  background: var(--color-white);
  display: flex;
  flex-direction: column;
}
.card .card-body { padding: 1.6rem; }
.card h3 { font-size: 1.1rem; margin-bottom: 0.6rem; }
.card .price {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  margin-top: 1rem;
  letter-spacing: 0.05em;
}
.card .meta {
  font-size: 0.78rem;
  color: var(--color-text-muted);
  letter-spacing: 0.1em;
  margin-bottom: 0.6rem;
  display: block;
}
.card p { font-size: 0.9rem; color: var(--color-text-muted); }
.card .card-link {
  margin-top: auto;
  padding: 1rem 1.6rem;
  border-top: 1px solid var(--color-border);
  font-size: 0.82rem;
  letter-spacing: 0.1em;
}

/* ---------- 流れ（ステップ） ---------- */
.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border: 1px solid var(--color-border);
}
.step {
  padding: 2rem 1.4rem;
  text-align: center;
  border-right: 1px solid var(--color-border);
}
.step:last-child { border-right: none; }
.step .step-num {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  color: var(--color-text-muted);
  margin-bottom: 0.8rem;
  display: block;
}
.step h4 { font-size: 1rem; margin-bottom: 0.6rem; }
.step p { font-size: 0.85rem; color: var(--color-text-muted); }
@media (max-width: 760px) {
  .steps { grid-template-columns: 1fr; }
  .step { border-right: none; border-bottom: 1px solid var(--color-border); }
  .step:last-child { border-bottom: none; }
}

/* ---------- 料金テーブル ---------- */
.price-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
}
.price-table th, .price-table td {
  border: 1px solid var(--color-border);
  padding: 1rem 1.2rem;
  text-align: left;
}
.price-table th {
  background: var(--color-bg-alt);
  font-family: var(--font-serif);
  font-weight: 500;
  letter-spacing: 0.06em;
  width: 32%;
}
.table-wrap { overflow-x: auto; }

.note-box {
  border: 1px solid var(--color-border);
  padding: 1.6rem 1.8rem;
  background: var(--color-bg-alt);
  font-size: 0.88rem;
  color: var(--color-text-muted);
  margin-top: 2rem;
}
.note-box strong { color: var(--color-text); }

/* ---------- CTA ---------- */
.cta {
  text-align: center;
  padding: clamp(3.5rem, 8vw, 6rem) 0;
  background: var(--color-black);
  color: var(--color-white);
}
.cta h2 { color: var(--color-white); margin-bottom: 1.2rem; font-size: clamp(1.5rem, 3vw, 2rem); }
.cta p { color: rgba(255,255,255,0.65); margin-bottom: 2rem; }
.cta .btn { border-color: var(--color-white); color: var(--color-white); }
.cta .btn:hover { background: var(--color-white); color: var(--color-black); }

/* ---------- フォーム ---------- */
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.6rem;
}
.form-grid .full { grid-column: 1 / -1; }
@media (max-width: 700px) {
  .form-grid { grid-template-columns: 1fr; }
}
.field label {
  display: block;
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  margin-bottom: 0.6rem;
}
.field .required { color: var(--color-text-muted); font-size: 0.72rem; margin-left: 0.4em; }
.field input,
.field select,
.field textarea {
  width: 100%;
  border: 1px solid var(--color-border);
  background: var(--color-white);
  padding: 0.85em 1em;
  font-family: var(--font-sans);
  font-size: 0.92rem;
  color: var(--color-text);
}
.field textarea { resize: vertical; min-height: 120px; }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none;
  border-color: var(--color-black);
}
.form-submit { text-align: center; margin-top: 2.4rem; }
.form-msg { text-align: center; margin-top: 1.2rem; font-size: 0.85rem; color: var(--color-text-muted); }

/* ---------- パンくず・ページヘッダー ---------- */
.page-hero {
  padding: calc(84px + 4rem) 0 3.5rem;
  text-align: center;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-bg-alt);
}
.page-hero .eyebrow {
  display: block;
  font-size: 0.75rem;
  letter-spacing: 0.35em;
  color: var(--color-text-muted);
  margin-bottom: 1rem;
}
.page-hero h1 { font-size: clamp(1.8rem, 4vw, 2.6rem); }
.page-hero p { color: var(--color-text-muted); margin-top: 1rem; }

/* ---------- ギャラリー ---------- */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.2rem;
}
.gallery-item { position: relative; }
.gallery-item .caption {
  margin-top: 0.8rem;
  font-size: 0.82rem;
  color: var(--color-text-muted);
}
@media (max-width: 900px) {
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
  .gallery-grid { grid-template-columns: 1fr; }
}

/* ---------- ブログ記事本文 ---------- */
.article {
  max-width: 760px;
  margin: 0 auto;
}
.article .meta {
  font-size: 0.82rem;
  color: var(--color-text-muted);
  letter-spacing: 0.08em;
  margin-bottom: 1rem;
  display: block;
}
.article h1 { margin-bottom: 1.5rem; }
.article figure { margin: 2.4rem 0; }
.article figcaption {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-top: 0.6rem;
  text-align: center;
}
.article h2 { font-size: 1.3rem; margin: 2.4rem 0 1rem; }
.article p { margin: 0 0 1.4rem; }
.article-nav {
  display: flex;
  justify-content: space-between;
  border-top: 1px solid var(--color-border);
  padding-top: 2rem;
  margin-top: 3rem;
  font-size: 0.88rem;
}

/* ---------- 会社概要テーブル ---------- */
.info-table { width: 100%; border-collapse: collapse; }
.info-table th, .info-table td {
  padding: 1.1rem 0;
  border-bottom: 1px solid var(--color-border);
  text-align: left;
  vertical-align: top;
  font-size: 0.92rem;
}
.info-table th {
  width: 9em;
  font-family: var(--font-serif);
  font-weight: 500;
  color: var(--color-text-muted);
  letter-spacing: 0.08em;
}

/* ---------- フッター ---------- */
.site-footer {
  border-top: 1px solid var(--color-border);
  padding: 4rem 0 2rem;
  background: var(--color-bg-alt);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: 3rem;
}
.footer-brand .logo { display: block; margin-bottom: 1rem; }
.footer-brand p { font-size: 0.85rem; color: var(--color-text-muted); max-width: 320px; }
.footer-col h4 {
  font-size: 0.82rem;
  letter-spacing: 0.15em;
  margin-bottom: 1.2rem;
  color: var(--color-text-muted);
}
.footer-col ul li { margin-bottom: 0.7rem; font-size: 0.88rem; }
.footer-bottom {
  border-top: 1px solid var(--color-border);
  padding-top: 1.6rem;
  text-align: center;
  font-size: 0.78rem;
  color: var(--color-text-muted);
  letter-spacing: 0.06em;
}
@media (max-width: 760px) {
  .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
}