/* ===========================================================
   KAKUSHIN経営 / 確芯経営 共通スタイル（2026-05-30 リニューアル）
   白 × ネイビー × ゴールド ／ ゴシック主役・明朝補助
   =========================================================== */
:root {
    --navy: #1f2d4d;
    --navy-soft: #38456a;
    --gold: #c9a24b;
    --gold-soft: #e3cd95;
    --bg: #ffffff;
    --cream: #fbf8f1;
    --beige: #f1ead9;
    --text: #2b2f3a;
    --sub: #6b7280;
    --muted: #9aa0ab;
    --line: #e8e3d6;
    --section-pad: 7.5rem;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    font-family: 'Noto Sans JP', sans-serif;
    line-height: 1.9; color: var(--text); background: var(--bg);
    -webkit-font-smoothing: antialiased; font-weight: 400;
}
.serif { font-family: 'Noto Serif JP', serif; }
.container { max-width: 1040px; margin: 0 auto; padding: 0 2rem; }
.container-narrow { max-width: 820px; margin: 0 auto; padding: 0 2rem; }
section { padding: var(--section-pad) 0; }
a { color: inherit; }

.sec-tag { font-size: 0.66rem; letter-spacing: 0.32em; color: var(--gold); font-weight: 700; text-transform: uppercase; display: block; margin-bottom: 1rem; }
.sec-title { font-family: 'Noto Serif JP', serif; font-weight: 700; font-size: clamp(1.5rem, 3.4vw, 2.05rem); color: var(--navy); letter-spacing: 0.04em; line-height: 1.5; margin-bottom: 1rem; }
.sec-head { text-align: center; margin-bottom: 3.6rem; }
.sec-sub { color: var(--sub); font-size: 0.95rem; max-width: 640px; margin: 0 auto; line-height: 2.1; }
.gold { color: var(--gold); } .navy { color: var(--navy); }
.bg-cream { background: var(--cream); }

/* ボタン */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: .5rem; padding: 1rem 2rem; border-radius: 4px; font-size: 0.9rem; font-weight: 700; text-decoration: none; letter-spacing: 0.04em; transition: .25s; cursor: pointer; border: none; }
.btn-primary { background: var(--navy); color: #fff; }
.btn-primary:hover { background: #16223c; transform: translateY(-2px); }
.btn-gold { background: var(--gold); color: #fff; }
.btn-gold:hover { background: #b88f38; transform: translateY(-2px); }
.btn-ghost { background: transparent; color: var(--navy); border: 1.5px solid var(--navy); }
.btn-ghost:hover { background: var(--navy); color: #fff; }
.cta-row { display: flex; gap: 0.9rem; flex-wrap: wrap; }

/* HEADER */
header { width: 100%; height: 72px; display: flex; align-items: center; position: sticky; top: 0; background: rgba(255,255,255,0.95); backdrop-filter: blur(10px); z-index: 1000; border-bottom: 1px solid var(--line); }
header .container { width: 100%; display: flex; justify-content: space-between; align-items: center; }
.logo img { height: 38px; width: auto; display: block; }
nav ul { display: flex; list-style: none; gap: 1.6rem; align-items: center; }
nav ul a { text-decoration: none; color: var(--navy); font-size: 0.74rem; letter-spacing: 0.06em; font-weight: 500; transition: opacity .2s; }
nav ul a:hover { opacity: 0.55; }
.nav-cta a { background: var(--gold); color: #fff !important; padding: 0.55rem 1.2rem; border-radius: 4px; font-weight: 700; }
.nav-cta a:hover { background: #b88f38; opacity: 1 !important; }
.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 6px; background: none; border: none; }
.hamburger span { display: block; width: 24px; height: 2px; background: var(--navy); transition: .3s; }
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.mobile-menu { display: none; position: fixed; top: 72px; left: 0; width: 100%; background: #fff; border-bottom: 1px solid var(--line); z-index: 999; padding: 1.8rem 2rem; flex-direction: column; gap: 1.3rem; }
.mobile-menu.open { display: flex; }
.mobile-menu a { text-decoration: none; color: var(--navy); font-size: 0.95rem; letter-spacing: 0.06em; }

/* パンくず & ページヘッダー */
.breadcrumb { font-size: 0.76rem; color: var(--muted); padding: 1.4rem 0 0; }
.breadcrumb a { color: var(--muted); text-decoration: none; }
.breadcrumb a:hover { color: var(--gold); }
.page-hero { background: var(--cream); padding: 3.6rem 0 3.4rem; text-align: center; border-bottom: 1px solid var(--line); }
.page-hero .sec-tag { text-align: center; }
.page-hero h1 { font-family: 'Noto Serif JP', serif; font-weight: 700; font-size: clamp(1.8rem, 4.5vw, 2.6rem); color: var(--navy); letter-spacing: 0.05em; line-height: 1.4; }
.page-hero p { color: var(--sub); font-size: 0.95rem; max-width: 640px; margin: 1rem auto 0; line-height: 2; }

/* 実績バー（共通） */
.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: 8px; overflow: hidden; }
.stat { background: #fff; text-align: center; padding: 1.6rem 1rem; }
.stat b { font-family: 'Noto Serif JP', serif; display: block; font-size: 1.7rem; color: var(--navy); line-height: 1.2; }
.stat span { font-size: 0.74rem; color: var(--sub); letter-spacing: 0.04em; }

/* 汎用カードグリッド */
.card-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.4rem; max-width: 920px; margin: 0 auto; }
.card { background: #fff; border: 1px solid var(--line); border-radius: 10px; padding: 2rem; }
.card .num { font-family: 'Noto Serif JP', serif; color: var(--gold); font-size: 0.8rem; font-weight: 700; letter-spacing: .1em; }
.card h3 { font-size: 1.08rem; color: var(--navy); margin: .4rem 0 .7rem; }
.card p { font-size: 0.92rem; color: var(--sub); line-height: 2; }

/* チェックリスト */
.check-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0.6rem 2rem; max-width: 880px; margin: 0 auto; }
.check { display: flex; align-items: flex-start; gap: .7rem; font-size: 0.95rem; color: var(--text); padding: 0.7rem 0; border-bottom: 1px dashed var(--line); }
.check::before { content: "✓"; color: var(--gold); font-weight: 700; flex-shrink: 0; }

/* ファネル / フロー */
.flow { display: grid; gap: 1.2rem; max-width: 820px; margin: 0 auto; }
.flow-item { display: grid; grid-template-columns: 64px 1fr; gap: 1.4rem; background: #fff; border: 1px solid var(--line); border-radius: 10px; padding: 1.8rem; align-items: start; }
.flow-num { font-family: 'Noto Serif JP', serif; font-size: 1.5rem; color: #fff; background: var(--navy); width: 56px; height: 56px; border-radius: 50%; display: flex; align-items: center; justify-content: center; }
.flow-item.referral .flow-num { background: var(--gold); }
.flow-body h3 { font-size: 1.1rem; color: var(--navy); margin-bottom: .4rem; }
.flow-body .price { display: inline-block; font-size: 0.8rem; color: var(--gold); font-weight: 700; border: 1px solid var(--gold-soft); border-radius: 4px; padding: .15rem .6rem; margin-bottom: .6rem; }
.flow-body p { font-size: 0.92rem; color: var(--sub); line-height: 2; }
.flow-body .free { color: var(--gold); }

/* タイムライン（経歴・ストーリー） */
.timeline { max-width: 780px; margin: 0 auto; }
.tl-item { display: grid; grid-template-columns: 96px 1fr; gap: 1.6rem; padding-bottom: 2.2rem; position: relative; }
.tl-item:not(:last-child)::before { content: ""; position: absolute; left: 107px; top: 2rem; bottom: 0; width: 1px; background: var(--line); }
.tl-year { font-family: 'Noto Serif JP', serif; font-weight: 700; color: var(--gold); font-size: 1.05rem; position: relative; }
.tl-year::after { content: ""; position: absolute; right: -12px; top: 0.55em; width: 9px; height: 9px; border-radius: 50%; background: var(--gold); border: 2px solid #fff; box-shadow: 0 0 0 1px var(--gold-soft); }
.tl-body h3 { font-size: 1.02rem; color: var(--navy); margin-bottom: .4rem; }
.tl-body p { font-size: 0.9rem; color: var(--sub); line-height: 2; }

/* ストーリー本文 */
.story { max-width: 760px; margin: 0 auto; }
.story h3 { font-family: 'Noto Serif JP', serif; color: var(--navy); font-size: 1.25rem; margin: 2.5rem 0 1rem; padding-left: 1rem; border-left: 4px solid var(--gold); }
.story p { font-size: 0.96rem; line-height: 2.2; color: var(--text); margin-bottom: 1.2rem; }

/* タグ */
.tags { display: flex; flex-wrap: wrap; gap: .5rem; }
.tags span { font-size: 0.72rem; color: var(--navy); background: var(--cream); border: 1px solid var(--line); border-radius: 4px; padding: .3rem .7rem; }

/* 定義リスト（特商法など） */
.def { max-width: 760px; margin: 0 auto; }
.def dl { display: grid; grid-template-columns: 200px 1fr; border-top: 1px solid var(--line); }
.def dt { padding: 1.2rem 1rem; background: var(--cream); color: var(--navy); font-weight: 700; font-size: 0.9rem; border-bottom: 1px solid var(--line); }
.def dd { padding: 1.2rem 1rem; font-size: 0.92rem; color: var(--text); line-height: 1.9; border-bottom: 1px solid var(--line); }

/* FAQアコーディオン */
.faq { max-width: 780px; margin: 0 auto; }
.faq-cat { font-family: 'Noto Serif JP', serif; color: var(--gold); font-size: 0.78rem; letter-spacing: .15em; font-weight: 700; margin: 2.4rem 0 .6rem; }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-q { width: 100%; text-align: left; background: none; border: none; cursor: pointer; padding: 1.4rem 2rem 1.4rem 0; font-size: 0.98rem; font-weight: 700; color: var(--navy); position: relative; display: flex; gap: .8rem; }
.faq-q::before { content: "Q"; color: var(--gold); font-family: 'Noto Serif JP', serif; }
.faq-q::after { content: "＋"; position: absolute; right: 0; color: var(--gold); transition: .3s; }
.faq-item.open .faq-q::after { transform: rotate(45deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .3s ease; }
.faq-a div { padding: 0 0 1.4rem 1.7rem; font-size: 0.92rem; color: var(--sub); line-height: 2; }

/* 週間グリッド（KAKUSHIN倶楽部） */
.week-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; max-width: 880px; margin: 0 auto; }
.week-card { background: #fff; border: 1px solid var(--line); border-radius: 10px; padding: 1.5rem; text-align: center; }
.week-card .day { font-family: 'Noto Serif JP', serif; color: var(--gold); font-weight: 700; font-size: 0.95rem; }
.week-card .ico { font-size: 1.6rem; margin: .4rem 0; }
.week-card h4 { font-size: 0.95rem; color: var(--navy); margin-bottom: .4rem; }
.week-card p { font-size: 0.8rem; color: var(--sub); line-height: 1.8; }

/* 声 */
.voices { display: grid; grid-template-columns: 1fr 1fr; gap: 1.4rem; max-width: 920px; margin: 0 auto; }
.voice { background: #fff; border: 1px solid var(--line); border-radius: 10px; padding: 2rem; position: relative; }
.voice::before { content: "\201C"; font-family: 'Noto Serif JP', serif; position: absolute; top: 0.4rem; left: 1rem; font-size: 3rem; color: var(--gold-soft); line-height: 1; }
.voice p { font-size: 0.92rem; line-height: 2; color: var(--text); margin: 1rem 0; }
.voice cite { font-size: 0.82rem; color: var(--sub); font-style: normal; }

/* リード文ブロック */
.lead-block { max-width: 760px; margin: 0 auto; text-align: center; }
.lead-block p { font-size: 1.02rem; line-height: 2.2; color: var(--text); margin-bottom: 1.3rem; }
.lead-block .big { font-family: 'Noto Serif JP', serif; font-size: clamp(1.3rem,3vw,1.7rem); color: var(--navy); font-weight: 700; line-height: 1.7; }

/* クロージング（ネイビー） */
.closing { background: var(--navy); color: #fff; text-align: center; }
.closing .sec-title { color: #fff; }
.closing .credo { font-family: 'Noto Serif JP', serif; font-size: clamp(1.4rem,3.4vw,2rem); margin: 1.2rem 0; line-height: 1.7; }
.closing .credo .gold { color: var(--gold-soft); }
.closing p { color: #cfd4df; max-width: 640px; margin: 0 auto 2.4rem; line-height: 2.1; font-size: 0.95rem; }
.closing .cta-row { justify-content: center; }
.closing .btn-ghost { color: #fff; border-color: rgba(255,255,255,.5); }
.closing .btn-ghost:hover { background: #fff; color: var(--navy); }

/* フッター */
footer { background: #16223c; color: #aeb6c6; padding: 3.5rem 0 2rem; font-size: 0.82rem; }
footer .f-top { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 1.5rem; padding-bottom: 2rem; border-bottom: 1px solid rgba(255,255,255,.12); }
footer .f-logo img { height: 34px; }
footer nav ul { gap: 1.4rem; flex-wrap: wrap; }
footer nav ul a { color: #cfd4df; font-size: 0.8rem; }
footer .f-copy { text-align: center; margin-top: 2rem; color: #7f8aa3; letter-spacing: .04em; }

/* レスポンシブ */
@media (max-width: 860px) {
    :root { --section-pad: 5rem; }
    nav .desktop { display: none; }
    .hamburger { display: flex; }
    .card-grid, .voices, .check-grid, .week-grid { grid-template-columns: 1fr; }
    .stats { grid-template-columns: 1fr; }
    .def dl { grid-template-columns: 1fr; }
    .def dt { border-bottom: none; }
    .tl-item { grid-template-columns: 72px 1fr; gap: 1rem; }
    .tl-item::before { left: 83px !important; }
}