/* =========================================================
   株式会社泉屋ノザキ — スタイル
   白ベース / 簡潔・見やすい / PC・スマホ両対応
   （ブランド書体：明朝＋角ゴシック、差し色は琥珀）
   ========================================================= */

:root {
  --bg: #ffffff;
  --bg-alt: #f7f4ee;          /* 温かみのあるオフホワイト */
  --ink: #141f38;             /* 濃紺：見出し・本文 */
  --ink-soft: #22304f;
  --text-sub: #5c6373;        /* 補足テキスト */
  --line: #e6e1d6;
  --amber: #b07d24;           /* 差し色：琥珀（白地で読める濃さ） */
  --amber-bright: #c0872b;

  --maxw: 1120px;
  --radius: 4px;
  --shadow: 0 1px 2px rgba(20, 31, 56, .05), 0 14px 34px rgba(20, 31, 56, .06);

  --font-mincho: "Shippori Mincho", serif;
  --font-sans: "Zen Kaku Gothic New", -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Yu Gothic", sans-serif;
  --font-en: "Cormorant Garamond", serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.9;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;               /* 横スクロールの崩れ防止 */
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

.container {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: 28px;
}

/* ===== ボタン ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 15px 30px;
  border-radius: var(--radius);
  font-weight: 700;
  font-size: 15px;
  letter-spacing: .04em;
  border: 1.5px solid transparent;
  transition: background-color .25s ease, color .25s ease, border-color .25s ease, transform .25s ease;
}
.btn-primary { background: var(--amber); color: #fff; }
.btn-primary:hover { background: var(--amber-bright); transform: translateY(-2px); }
.btn-ghost { border-color: var(--line); color: var(--ink); }
.btn-ghost:hover { border-color: var(--amber); color: var(--amber); }
.btn .arw { transition: transform .25s ease; }
.btn:hover .arw { transform: translateX(4px); }

/* ===== ヘッダー ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, .92);
  backdrop-filter: saturate(180%) blur(8px);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.brand { display: flex; align-items: center; }
.brand-logo { height: 40px; width: auto; display: block; color: var(--ink); }
.brand-logo .logo-en { fill: #c8102e; }   /* 赤：IZUMI-YA */

.menu { display: flex; align-items: center; gap: 28px; }
.menu a {
  font-size: 14px;
  letter-spacing: .06em;
  color: var(--ink-soft);
  position: relative;
  padding: 4px 0;
  transition: color .25s ease;
}
.menu a::after {
  content: ""; position: absolute; left: 0; bottom: -2px;
  width: 0; height: 1px; background: var(--amber); transition: width .3s ease;
}
.menu a:hover { color: var(--amber); }
.menu a:hover::after { width: 100%; }
.menu .tel-lnk { color: var(--amber); font-weight: 700; }
.menu .tel-lnk::after { display: none; }

.burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none; border: 0; cursor: pointer;
  padding: 8px; z-index: 60;
}
.burger span {
  width: 24px; height: 2px; background: var(--ink); display: block;
  transition: transform .3s ease, opacity .3s ease;
}

/* ===== ヒーロー ===== */
.hero {
  background: linear-gradient(180deg, #ffffff 0%, var(--bg-alt) 100%);
  border-bottom: 1px solid var(--line);
  padding: clamp(72px, 12vw, 120px) 0 clamp(64px, 10vw, 100px);
}
.eyebrow {
  display: inline-flex; align-items: center; gap: 12px;
  font-size: 12.5px; letter-spacing: .28em; color: var(--amber);
  font-weight: 500; margin-bottom: 26px;
}
.eyebrow::before { content: ""; width: 32px; height: 1px; background: var(--amber); display: inline-block; }
.hero-title {
  font-family: var(--font-mincho);
  font-weight: 800;
  font-size: clamp(2.1rem, 6vw, 4.4rem);
  line-height: 1.3;
  letter-spacing: .02em;
  margin-bottom: 28px;
}
.hero-title .accent { color: var(--amber); }
.hero-lead {
  max-width: 40ch;
  color: var(--text-sub);
  font-size: clamp(1rem, 1.3vw, 1.1rem);
  line-height: 2;
  margin-bottom: 40px;
}
.cta-row { display: flex; flex-wrap: wrap; gap: 16px; }

/* ===== セクション共通 ===== */
.section { padding: clamp(64px, 9vw, 108px) 0; }
.section-alt { background: var(--bg-alt); }
.sec-head { margin-bottom: 52px; }
.sec-head-center { text-align: center; }
.sec-eyebrow {
  font-family: var(--font-en); font-style: italic;
  font-size: 19px; letter-spacing: .04em; color: var(--amber); margin-bottom: 6px;
}
.sec-title {
  font-family: var(--font-mincho); font-weight: 700;
  font-size: clamp(1.6rem, 3.4vw, 2.4rem); letter-spacing: .04em; line-height: 1.4;
  position: relative; padding-bottom: 20px;
}
.sec-title::after {
  content: ""; display: block; position: absolute; bottom: 0; left: 0;
  width: 44px; height: 3px; background: var(--amber);
}
.sec-head-center .sec-title::after { left: 50%; transform: translateX(-50%); }

/* ===== 社長挨拶 ===== */
.greet-grid {
  display: grid;
  grid-template-columns: minmax(240px, 300px) 1fr;   /* 写真カラムを狭くして縦長写真を縮小 */
  gap: 48px;
  align-items: start;
}
.greet-photo img { width: 100%; border-radius: var(--radius); box-shadow: var(--shadow); }
.ph-fallback {
  aspect-ratio: 4 / 5;
  border: 1px solid var(--line);
  background: var(--bg-alt);
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 8px;
  color: var(--text-sub); border-radius: var(--radius); text-align: center; padding: 20px;
}
.ph-fallback .ph-en { font-family: var(--font-en); font-style: italic; font-size: 16px; color: var(--amber); }
.ph-fallback .ph-note { font-size: 13px; }

.greet-body .lead-line {
  font-family: var(--font-mincho); font-weight: 700;
  font-size: clamp(1.3rem, 2.4vw, 1.85rem); line-height: 1.7; letter-spacing: .03em;
  margin-bottom: 28px;
}
.greet-body p { color: var(--text-sub); line-height: 2.1; margin-bottom: 18px; font-size: 15.5px; }
.greet-body .sign {
  font-family: var(--font-mincho); color: var(--text-sub);
  text-align: right; margin-top: 34px; font-size: .95rem; letter-spacing: .04em; line-height: 1.7;
}
.greet-body .sign-name {
  display: inline-block; margin-top: 8px;
  font-size: 1.55rem; font-weight: 700; color: var(--ink); letter-spacing: .12em;
}

/* ===== 取扱商品 ===== */
.products-desc {
  max-width: 48ch; margin: 0 auto 36px; text-align: center;
  color: var(--text-sub); font-size: 15.5px; line-height: 2.1;
}
.products-cta { text-align: center; }
.fb-btn { padding: 16px 36px; }
.fb-btn svg { width: 22px; height: 22px; flex: none; }
.tags {
  display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; margin-top: 40px;
}
.tags li {
  font-family: var(--font-mincho); font-size: 14px; letter-spacing: .08em;
  color: var(--ink-soft); border: 1px solid var(--line); background: #fff;
  padding: 8px 20px; border-radius: 100px;
}

/* ===== 会社概要 ===== */
.profile-grid {
  display: grid; grid-template-columns: 1fr 1.15fr; gap: 60px; align-items: start;
}
.profile-lead .big {
  font-family: var(--font-mincho); font-weight: 700; font-size: clamp(1.3rem, 2.2vw, 1.5rem);
  color: var(--ink); line-height: 1.7; margin-bottom: 24px; letter-spacing: .03em;
}
.profile-lead p { color: var(--text-sub); line-height: 2.1; margin-bottom: 18px; font-size: 15.5px; }
table.info { width: 100%; border-collapse: collapse; }
table.info th, table.info td {
  text-align: left; padding: 18px 4px; border-bottom: 1px solid var(--line);
  font-size: 14.5px; vertical-align: top; line-height: 1.8;
}
table.info th {
  width: 32%; color: var(--amber); font-weight: 700; letter-spacing: .04em;
  font-family: var(--font-mincho);
}
table.info td { color: var(--ink); }
.profile-map { margin-top: 44px; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.profile-map iframe { display: block; width: 100%; height: 380px; border: 0; }
.profile-map-link { margin-top: 14px; font-size: 14px; }
.profile-map-link a { color: var(--amber); font-weight: 700; }
.profile-map-link a:hover { text-decoration: underline; }

/* ===== お取引申し込み ===== */
.contact-sub {
  max-width: 50ch; margin: 0 auto 44px; text-align: center;
  color: var(--text-sub); font-size: 15.5px; line-height: 2.1;
}
.contact-cards {
  display: grid; grid-template-columns: 1fr 1fr; gap: 20px;
  max-width: 720px; margin: 0 auto;
}
.cc {
  border: 1px solid var(--line); background: #fff; border-radius: var(--radius);
  padding: 34px 20px; text-align: center; transition: border-color .3s ease, transform .3s ease, box-shadow .3s ease;
}
.cc:hover { border-color: var(--amber); transform: translateY(-3px); box-shadow: var(--shadow); }
.cc-icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 46px; height: 46px; border-radius: 50%;
  background: var(--bg-alt); color: var(--amber); margin-bottom: 14px;
}
.cc-icon svg { width: 22px; height: 22px; }
.cc .lbl { display: block; font-family: var(--font-en); font-style: italic; font-size: 15px; color: var(--amber); letter-spacing: .04em; }
.cc .val {
  display: block; font-family: var(--font-mincho); font-weight: 700;
  font-size: clamp(1rem, 2.2vw, 1.3rem); margin-top: 6px; letter-spacing: 0; color: var(--ink);
  white-space: nowrap;                         /* メールを折り返させない */
}
.cc .note { display: block; font-size: 12.5px; color: var(--text-sub); margin-top: 10px; }

/* ===== フッター ===== */
.site-footer { background: var(--ink); color: rgba(255, 255, 255, .72); padding: 52px 0 36px; }
.footer-inner { display: grid; gap: 22px; justify-items: center; text-align: center; }
.foot-brand .brand-logo { height: 46px; color: #fff; }        /* 濃い文字部分を白に */
.foot-brand .brand-logo .logo-en { fill: #e2574a; }           /* 赤は少し明るめに */
.foot-links { display: flex; gap: 24px; flex-wrap: wrap; justify-content: center; }
.foot-links a { font-size: 13.5px; letter-spacing: .06em; color: rgba(255, 255, 255, .72); transition: color .25s ease; }
.foot-links a:hover { color: var(--amber-bright); }
.foot-note { font-size: 12px; color: rgba(255, 255, 255, .5); }
.copy { font-size: 11.5px; letter-spacing: .06em; color: rgba(255, 255, 255, .4); }

/* =========================================================
   レスポンシブ（PC・スマホ両対応）
   ========================================================= */
@media (max-width: 900px) {
  /* ヘッダー：スライドインメニュー */
  .burger { display: flex; }
  .menu {
    position: fixed; inset: 0 0 0 auto;
    width: min(80vw, 320px);
    background: var(--bg);
    border-left: 1px solid var(--line);
    flex-direction: column; justify-content: center; align-items: flex-start;
    gap: 26px; padding: 0 34px;
    transform: translateX(100%);
    transition: transform .35s ease;
    box-shadow: -14px 0 40px rgba(20, 31, 56, .12);
  }
  .menu.open { transform: none; }
  .menu a { font-size: 16px; }
  .site-header.menu-open .burger span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .site-header.menu-open .burger span:nth-child(2) { opacity: 0; }
  .site-header.menu-open .burger span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

  /* グリッドを1カラムに */
  .greet-grid { grid-template-columns: 1fr; gap: 40px; }
  .greet-photo { max-width: 340px; }
  .profile-grid { grid-template-columns: 1fr; gap: 40px; }
}

@media (max-width: 560px) {
  .container { padding-inline: 20px; }
  .brand-logo { height: 32px; }
  .contact-cards { grid-template-columns: 1fr; }
  .cc { padding: 30px 16px; }
  .profile-map iframe { height: 300px; }
  .cta-row { flex-direction: column; align-items: stretch; }
  .cta-row .btn { justify-content: center; }
  table.info th, table.info td { display: block; width: 100%; padding: 10px 4px; }
  table.info th { border-bottom: none; padding-bottom: 2px; }
  table.info tr:not(:last-child) td { border-bottom: 1px solid var(--line); }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
  html { scroll-behavior: auto; }
}