/* ============================================
   首都圏奇術連合会 共通スタイル
   テーマ：濃紺 × 金（設立チラシの配色に合わせる）
   ============================================ */
:root {
  --navy: #0e1a2b;        /* 基調の濃紺（チラシ背景色） */
  --navy-2: #182a44;      /* やや明るい紺 */
  --gold: #c9a24b;        /* 金（見出し・アクセント） */
  --gold-light: #e5c87e;  /* 明るい金 */
  --ink: #1a2433;         /* 本文の文字色 */
  --ink-soft: #55606e;    /* サブテキスト */
  --paper: #f8f5ee;       /* クリーム系の淡い背景 */
  --paper-soft: #fcfaf5;  /* ごく淡い背景 */
  --bg: #ffffff;
  --line: #e6e0d2;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.9;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--navy-2); text-decoration: none; transition: opacity .2s, color .2s; }
a:hover { opacity: .8; }

.en {
  font-family: "Montserrat", sans-serif;
  letter-spacing: .22em;
  text-transform: uppercase;
  font-weight: 600;
}

.container { max-width: 1080px; margin: 0 auto; padding: 0 24px; }

/* ---------- ヘッダー ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(14,26,43,.96);
  border-bottom: 1px solid rgba(201,162,75,.35);
  backdrop-filter: blur(10px);
}
.header-inner {
  max-width: 1240px; margin: 0 auto; padding: 0 24px;
  display: flex; align-items: center; justify-content: space-between;
  height: 68px;
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 17px; color: #fff; letter-spacing: .06em; }
.brand svg { flex-shrink: 0; color: var(--gold); }

.nav-toggle { display: none; background: none; border: none; cursor: pointer; padding: 8px; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: #fff; margin: 5px 0; transition: .3s; }

.global-nav ul { list-style: none; display: flex; align-items: center; gap: 2px; }
.global-nav a {
  display: block; padding: 8px 14px; font-size: 13.5px; font-weight: 500; color: #dbe2ec;
  letter-spacing: .05em;
}
.global-nav a:hover, .global-nav a.current { color: var(--gold-light); opacity: 1; }
.global-nav a.current { font-weight: 700; }

.nav-cta a {
  background: var(--gold); color: var(--navy) !important; border-radius: 999px;
  padding: 10px 22px !important; margin-left: 10px; font-weight: 700;
}
.nav-cta a:hover { background: var(--gold-light); opacity: 1; }

/* ---------- ヒーロー（トップ） ---------- */
.hero {
  background: linear-gradient(160deg, var(--navy) 0%, var(--navy-2) 60%, #23395c 130%);
  color: #fff; text-align: center;
  padding: 88px 24px 80px;
}
.hero .tagline-en { color: var(--gold); font-size: 13px; margin-bottom: 18px; }
.hero h1 {
  font-size: clamp(30px, 5vw, 52px); line-height: 1.4;
  font-weight: 900; letter-spacing: .06em; margin-bottom: 18px;
  background: linear-gradient(180deg, #f0dca4 0%, var(--gold) 70%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero .hero-sub { font-size: clamp(15px, 2vw, 19px); font-weight: 700; margin-bottom: 10px; letter-spacing: .08em; }
.hero p.hero-note { color: #b9c5d6; font-size: clamp(13px, 1.6vw, 16px); margin-bottom: 36px; }

.btn {
  display: inline-block; background: var(--gold); color: var(--navy); font-weight: 700;
  padding: 15px 40px; border-radius: 999px; font-size: 15px; letter-spacing: .06em;
  transition: background .25s, transform .2s, box-shadow .25s;
  box-shadow: 0 6px 20px rgba(14,26,43,.25);
}
.btn:hover { background: var(--gold-light); opacity: 1; transform: translateY(-2px); box-shadow: 0 10px 26px rgba(14,26,43,.3); }
.btn.btn-navy { background: var(--navy); color: #fff; }
.btn.btn-navy:hover { background: var(--navy-2); }
.btn.btn-outline { background: transparent; color: var(--navy); border: 1.5px solid var(--navy); box-shadow: none; }
.btn.btn-outline:hover { background: var(--navy); color: #fff; }
.btn.line-btn { background: #06c755; color: #fff; }
.btn.line-btn:hover { background: #05a648; }

/* ---------- ページ共通見出し ---------- */
.page-hero {
  background: linear-gradient(160deg, var(--navy) 0%, var(--navy-2) 70%, #23395c 130%);
  color: #fff; text-align: center; padding: 72px 24px 62px;
}
.page-hero .en { color: var(--gold); font-size: 12.5px; display: block; margin-bottom: 10px; }
.page-hero h1 { font-size: clamp(24px, 3.5vw, 38px); font-weight: 900; letter-spacing: .08em; }

section { padding: 84px 0; }
section.alt { background: var(--paper); }

.section-title { text-align: center; margin-bottom: 52px; }
.section-title .en { display: block; color: var(--gold); font-size: 12px; margin-bottom: 8px; }
.section-title h2 { font-size: clamp(22px, 3vw, 32px); color: var(--navy); font-weight: 900; letter-spacing: .06em; }
.section-title h2::after {
  content: ""; display: block; width: 40px; height: 2px; background: var(--gold);
  margin: 18px auto 0;
}

.lead { text-align: center; max-width: 720px; margin: -26px auto 48px; color: var(--ink-soft); }

/* ---------- チラシ ---------- */
.flyer-wrap { max-width: 640px; margin: 0 auto; }
.flyer-wrap img {
  border-radius: 12px;
  box-shadow: 0 18px 50px rgba(14,26,43,.25);
}

/* ---------- カード ---------- */
.card-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 22px; }
.card {
  background: #fff; border-radius: 16px;
  padding: 34px 28px; box-shadow: 0 8px 30px rgba(14,26,43,.08);
  border-top: 3px solid var(--gold);
}
.card .card-icon { font-size: 32px; margin-bottom: 14px; }
.card h3 { color: var(--navy); font-size: 17px; margin-bottom: 10px; letter-spacing: .03em; }
.card p { font-size: 14px; color: var(--ink-soft); }

/* ---------- 会員制度 ---------- */
.member-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 22px; }
.member-card {
  background: #fff; border-radius: 16px; text-align: center;
  padding: 36px 26px; box-shadow: 0 8px 30px rgba(14,26,43,.08);
}
.member-card h3 { color: var(--navy); font-size: 18px; letter-spacing: .06em; margin-bottom: 6px; }
.member-card .member-note { font-size: 12.5px; color: var(--ink-soft); margin-bottom: 14px; min-height: 3em; }
.member-card .price { font-size: 30px; font-weight: 900; color: var(--navy); font-family: "Montserrat", "Noto Sans JP", sans-serif; }
.member-card .price small { font-size: 14px; font-weight: 700; }
.member-card .price-label { font-size: 12.5px; color: var(--gold); font-weight: 700; letter-spacing: .15em; }
.member-notes { max-width: 760px; margin: 34px auto 0; font-size: 13.5px; color: var(--ink-soft); }
.member-notes li { list-style: none; padding-left: 1.2em; text-indent: -1.2em; margin-bottom: 4px; }

.promo-banner {
  max-width: 760px; margin: 40px auto 0; text-align: center;
  background: linear-gradient(120deg, #7a1f2b, #a33344);
  color: #fff; border-radius: 14px; padding: 26px 28px;
  box-shadow: 0 12px 34px rgba(122,31,43,.3);
}
.promo-banner .promo-small { font-size: 14px; display: block; margin-bottom: 4px; }
.promo-banner .promo-big { font-size: clamp(20px, 3vw, 28px); font-weight: 900; letter-spacing: .06em; color: #f0dca4; }

/* ---------- 表 ---------- */
.table-wrap { overflow-x: auto; }
table.info-table { width: 100%; border-collapse: collapse; background: #fff; border-radius: 12px; overflow: hidden; box-shadow: 0 8px 30px rgba(14,26,43,.06); }
table.info-table th, table.info-table td {
  border: 1px solid var(--line); padding: 15px 20px; text-align: left; font-size: 15px;
  vertical-align: top;
}
table.info-table th { background: var(--paper); color: var(--navy); width: 30%; white-space: nowrap; font-weight: 700; }

/* ---------- 入会ステップ ---------- */
.join-step {
  background: #fff; border-radius: 16px; padding: 38px 36px; margin-bottom: 30px;
  box-shadow: 0 8px 30px rgba(14,26,43,.07);
}
.join-step .step-label {
  display: inline-block; background: var(--navy); color: var(--gold-light);
  font-family: "Montserrat", sans-serif; font-weight: 700; letter-spacing: .18em;
  font-size: 13px; padding: 5px 18px; border-radius: 999px; margin-bottom: 14px;
}
.join-step h3 { color: var(--navy); font-size: 20px; margin-bottom: 14px; letter-spacing: .04em; }
.join-step p { margin-bottom: 14px; }
.join-step h4 { color: var(--navy); font-size: 15px; margin: 20px 0 8px; }
.join-step ul { list-style: none; font-size: 15px; }
.join-step ul li { padding: 4px 0 4px 1.3em; text-indent: -1.3em; }
.join-step ul li::before { content: "・"; color: var(--gold); font-weight: 700; }
.join-step .notes { font-size: 13.5px; color: var(--ink-soft); margin-top: 14px; }
.join-step .notes li::before { content: "※ "; color: var(--ink-soft); }
.join-step .notes li { text-indent: -1.5em; padding-left: 1.5em; }

/* ---------- 準備中 ---------- */
.placeholder {
  text-align: center; max-width: 640px; margin: 0 auto;
  background: #fff; border-radius: 16px; padding: 70px 36px;
  box-shadow: 0 8px 30px rgba(14,26,43,.07);
}
.placeholder .ph-icon { font-size: 44px; margin-bottom: 16px; }
.placeholder p { color: var(--ink-soft); }

/* ---------- CTA ---------- */
.cta {
  background: linear-gradient(160deg, var(--navy) 0%, var(--navy-2) 70%, #23395c 130%);
  color: #fff; text-align: center;
}
.cta h2 { font-size: clamp(20px, 3vw, 28px); margin-bottom: 14px; letter-spacing: .06em; color: var(--gold-light); }
.cta p { color: #b9c5d6; margin-bottom: 32px; }

/* ---------- 連絡ボタン ---------- */
.contact-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 22px; max-width: 720px; margin: 0 auto; }
.contact-card {
  background: #fff; border-radius: 16px; padding: 40px 28px;
  text-align: center; box-shadow: 0 8px 30px rgba(14,26,43,.07);
  border-top: 3px solid var(--gold);
}
.contact-card .card-icon { font-size: 38px; margin-bottom: 12px; }
.contact-card h3 { color: var(--navy); margin-bottom: 8px; }
.contact-card p { font-size: 13px; color: var(--ink-soft); margin-bottom: 20px; }

/* ---------- フッター ---------- */
.site-footer { background: var(--navy); color: #aab6c6; padding: 64px 0 30px; }
.footer-inner { max-width: 1080px; margin: 0 auto; padding: 0 24px; text-align: center; }
.footer-brand { color: #fff; font-weight: 700; font-size: 18px; margin-bottom: 4px; letter-spacing: .08em; }
.footer-tagline { font-size: 12px; margin-bottom: 28px; color: var(--gold); letter-spacing: .18em; }
.footer-nav { list-style: none; display: flex; flex-wrap: wrap; justify-content: center; gap: 6px 24px; margin-bottom: 26px; }
.footer-nav a { color: #aab6c6; font-size: 13px; letter-spacing: .04em; }
.footer-nav a:hover { color: #fff; }
.footer-company { font-size: 13px; margin-bottom: 26px; }
.footer-company a { color: var(--gold-light); }
.copyright { font-size: 12px; color: #6b7a8d; border-top: 1px solid rgba(255,255,255,.08); padding-top: 24px; letter-spacing: .05em; }

/* ---------- スマホ対応 ---------- */
@media (max-width: 900px) {
  .nav-toggle { display: block; }
  .global-nav {
    display: none; position: absolute; top: 68px; left: 0; right: 0;
    background: var(--navy); border-bottom: 1px solid rgba(201,162,75,.35);
    box-shadow: 0 16px 32px rgba(14,26,43,.3);
    max-height: calc(100vh - 68px); overflow-y: auto;
  }
  .global-nav.open { display: block; }
  .global-nav ul { flex-direction: column; align-items: stretch; gap: 0; padding: 10px 0; }
  .global-nav a { padding: 13px 26px; font-size: 15px; }
  .nav-cta a { margin: 10px 22px; text-align: center; }

  .brand { font-size: 15px; }
  section { padding: 56px 0; }
  .join-step { padding: 28px 22px; }
}