/* =========================================================
   株式会社ヨルティア コーポレートサイト
   公式ブランドパレット
   Mint #A8DAD5 / Sky #A9CCE8 / Periwinkle #9FA8DA / Lavender #C5B3DE
   Cream #FAF8F3 (bg) / Slate #4A5560 (text) / Apricot #E8C8A0 (accent)
   ========================================================= */

/* ---------- Reset & Base ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --mint: #A8DAD5;
  --sky: #A9CCE8;
  --periwinkle: #9FA8DA;
  --lavender: #C5B3DE;
  --cream: #FAF8F3;
  --slate: #4A5560;
  --apricot: #E8C8A0;

  --slate-dark: #3c454e;
  --text: #4A5560;
  --text-sub: #76808b;
  --white: #ffffff;
  --bg: #FAF8F3;
  --bg-soft: #ffffff;
  --bg-tint: #f3f1ea;
  --line: #E8E5DE;
  --line-strong: #D8D5CE;

  --brand-grad: linear-gradient(135deg, #A8DAD5 0%, #A9CCE8 38%, #9FA8DA 70%, #C5B3DE 100%);
  --brand-grad-soft: linear-gradient(135deg, #c5ebe6 0%, #cfe2f3 40%, #c2c8ee 72%, #ddccef 100%);

  --shadow: 0 8px 30px rgba(74, 85, 96, 0.08);
  --shadow-hover: 0 16px 44px rgba(74, 85, 96, 0.16);
  --radius: 16px;
  --maxw: 1120px;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Zen Kaku Gothic New', 'Hiragino Kaku Gothic ProN', 'Yu Gothic', sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.9;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

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

.en { font-family: 'DM Mono', 'Menlo', monospace; }

/* ---------- Layout helpers ---------- */
.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

.section { padding: 88px 0; }
.section--soft { background: var(--bg-soft); }

.section-label {
  display: block;
  font-family: 'DM Mono', monospace;
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  color: var(--periwinkle);
  text-transform: uppercase;
  margin-bottom: 12px;
}
.section-title {
  font-size: 1.9rem;
  font-weight: 900;
  color: var(--slate);
  letter-spacing: 0.02em;
  margin-bottom: 14px;
  line-height: 1.55;
}
.section-lead {
  font-size: 1rem;
  color: var(--text-sub);
  max-width: 760px;
}
.section-head { margin-bottom: 48px; }
.section-head--center { text-align: center; }
.section-head--center .section-lead { margin-left: auto; margin-right: auto; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 15px 34px;
  border-radius: 999px;
  font-size: 0.95rem;
  font-weight: 700;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease, color .2s ease;
  cursor: pointer;
  border: none;
}
.btn--primary { background: var(--slate); color: var(--white); }
.btn--primary:hover { transform: translateY(-2px); box-shadow: var(--shadow-hover); background: var(--periwinkle); }
.btn--ghost { background: rgba(255,255,255,.55); color: var(--slate); border: 1.5px solid rgba(74,85,96,.35); }
.btn--ghost:hover { background: var(--white); transform: translateY(-2px); box-shadow: var(--shadow); }
.btn--outline { background: transparent; color: var(--slate); border: 1.5px solid var(--slate); }
.btn--outline:hover { background: var(--slate); color: var(--white); transform: translateY(-2px); }
.btn .arrow { font-size: 1.05em; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(250, 248, 243, 0.88);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 74px;
}
.brand { display: flex; align-items: center; gap: 12px; flex: 0 0 auto; }
.brand-mark { white-space: nowrap; }
.brand-logo {
  width: 30px; height: 30px; border-radius: 50%;
  background: var(--brand-grad); flex: 0 0 auto;
}
.brand-text { display: flex; align-items: baseline; gap: 10px; }
.brand-mark {
  font-weight: 900; font-size: 1.32rem; color: var(--slate); letter-spacing: .04em;
}
.brand-mark span { color: var(--periwinkle); }
.brand-en { font-family: 'DM Mono', monospace; font-size: .66rem; letter-spacing: .18em; color: var(--text-sub); }

.nav { display: flex; align-items: center; gap: 4px; }
.nav a {
  padding: 10px 16px; font-size: .92rem; font-weight: 500; color: var(--slate);
  border-radius: 10px; transition: color .2s, background .2s;
}
.nav a:hover { color: var(--periwinkle); background: var(--bg-tint); }
.nav a.is-active { color: var(--periwinkle); font-weight: 700; }
.nav .nav-cta {
  margin-left: 10px; background: var(--slate); color: var(--white); padding: 11px 22px; border-radius: 999px;
}
.nav .nav-cta:hover { background: var(--periwinkle); color: var(--white); }

.nav-toggle {
  display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 8px;
}
.nav-toggle span { width: 24px; height: 2px; background: var(--slate); transition: .3s; border-radius: 2px; }

/* ---------- Hero (top page) ---------- */
.hero {
  position: relative;
  background: var(--cream) url("../images/nagasaki-hero.jpg") 30% 78% / cover no-repeat;
  color: var(--slate);
  overflow: hidden;
}
/* 中央の文字エリアにだけクリームのスクリムを敷き、可読性を確保。左の船・右の街並みは鮮明に保つ */
.hero::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(ellipse 66% 82% at 50% 46%, rgba(250,248,243,0.88) 0%, rgba(250,248,243,0.52) 48%, rgba(250,248,243,0.06) 82%),
    linear-gradient(180deg, rgba(250,248,243,0.20) 0%, rgba(250,248,243,0.08) 45%, rgba(250,248,243,0.14) 100%);
}
.hero::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 130px;
  background: linear-gradient(transparent, var(--cream));
  pointer-events: none;
}
/* ワイド画面では港エリアを軽くズームし、停泊船を見せる（過度なズームは避ける） */
@media (min-width: 1000px) {
  .hero {
    background-size: 116%;
    background-position: 24% 80%;
  }
}
.hero-inner { position: relative; z-index: 2; padding: 116px 24px 124px; max-width: 808px; }
.hero-eyebrow {
  font-family: 'DM Mono', monospace; font-size: .8rem; letter-spacing: .26em;
  color: var(--slate); margin-bottom: 26px;
  text-shadow: 0 1px 10px rgba(250,248,243,0.9), 0 0 24px rgba(250,248,243,0.7);
}
.hero h1 {
  font-size: 3rem; font-weight: 900; line-height: 1.5; letter-spacing: .02em; margin-bottom: 28px; color: var(--slate);
  text-shadow: 0 1px 14px rgba(250,248,243,0.85), 0 0 30px rgba(250,248,243,0.6);
}
.hero h1 em {
  font-style: normal;
  background: linear-gradient(transparent 62%, var(--mint) 62%);
  padding: 0 .08em;
}
.hero p { font-size: 1.08rem; color: #3a434c; margin-bottom: 40px; max-width: 600px; text-shadow: 0 0 5px rgba(250,248,243,0.96), 0 0 12px rgba(250,248,243,0.92), 0 1px 2px rgba(250,248,243,0.9); }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }

/* ---------- Pillars (3本柱) ---------- */
.pillars { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.pillar {
  position: relative; background: var(--white); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 36px 28px 32px; transition: transform .25s, box-shadow .25s; overflow: hidden;
}
.pillar::before { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 5px; background: var(--brand-grad); }
.pillar:hover { transform: translateY(-6px); box-shadow: var(--shadow-hover); }
.pillar-badge {
  display: inline-block; color: var(--slate);
  font-size: .72rem; font-weight: 700; letter-spacing: .04em;
  padding: 6px 14px; border-radius: 999px; margin-bottom: 16px;
}
.pillar:nth-child(1) .pillar-badge { background: var(--mint); }
.pillar:nth-child(2) .pillar-badge { background: var(--sky); }
.pillar:nth-child(3) .pillar-badge { background: var(--lavender); }
.pillar h3 { font-size: 1.3rem; font-weight: 900; color: var(--slate); margin-bottom: 6px; }
.pillar .pillar-sub { font-size: .82rem; font-weight: 700; color: var(--periwinkle); margin-bottom: 12px; }
.pillar p { font-size: .92rem; color: #5c6670; }

/* ---------- Feature / Why list ---------- */
.feature-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
.feature {
  display: flex; gap: 18px; background: var(--white); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 28px 26px;
}
.feature-num {
  flex: 0 0 auto; width: 46px; height: 46px; border-radius: 50%;
  background: var(--brand-grad); color: var(--white);
  display: flex; align-items: center; justify-content: center;
  font-family: 'DM Mono', monospace; font-weight: 500; font-size: 1rem;
}
.feature h4 { font-size: 1.05rem; color: var(--slate); margin-bottom: 6px; }
.feature p { font-size: .9rem; color: #5c6670; }

/* ---------- Stats ---------- */
.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; text-align: center; }
.stat { padding: 24px 20px; background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); }
.stat-num { font-family: 'DM Mono', monospace; font-size: 2.5rem; font-weight: 500; color: var(--slate); line-height: 1.1; }
.stat-num small { font-size: 1.1rem; color: var(--periwinkle); }
.stat-label { font-size: .9rem; color: var(--text-sub); margin-top: 8px; }

/* ---------- CTA band ---------- */
.cta-band { background: var(--brand-grad); color: var(--slate); text-align: center; position: relative; overflow: hidden; }
.cta-band h2 { font-size: 1.9rem; font-weight: 900; margin-bottom: 16px; color: var(--slate); }
.cta-band p { color: var(--slate); opacity: .85; margin-bottom: 32px; }

/* ---------- Page hero (sub pages) ---------- */
.page-hero { background: var(--brand-grad); color: var(--slate); padding: 72px 0 66px; position: relative; overflow: hidden; }
.page-hero::after {
  content: ""; position: absolute; right: -60px; top: -80px; width: 280px; height: 280px;
  border-radius: 50%; background: rgba(255,255,255,.25);
}
.page-hero .container { position: relative; z-index: 1; }
.page-hero .crumb { font-family: 'DM Mono', monospace; font-size: .72rem; letter-spacing: .18em; color: var(--slate); opacity: .7; margin-bottom: 14px; }
.page-hero h1 { font-size: 2.4rem; font-weight: 900; letter-spacing: .03em; color: var(--slate); }
.page-hero .page-hero-lead { font-size: 1rem; line-height: 1.85; color: var(--slate); opacity: .88; max-width: 640px; margin-top: 18px; }
.page-hero .page-hero-en { font-family: 'DM Mono', monospace; font-size: .82rem; letter-spacing: .18em; color: var(--slate); opacity: .65; margin-top: 8px; }

/* ---------- Service detail ---------- */
.service-block {
  display: grid; grid-template-columns: 220px 1fr; gap: 36px; align-items: start;
  padding: 40px 0; border-top: 1px solid var(--line);
}
.service-block:first-of-type { border-top: none; }
.service-block .sb-head .badge {
  display: inline-block; color: var(--slate);
  font-size: .72rem; font-weight: 700; letter-spacing: .04em; padding: 6px 14px; border-radius: 999px; margin-bottom: 14px;
}
.service-block:nth-of-type(1) .sb-head .badge { background: var(--mint); }
.service-block:nth-of-type(2) .sb-head .badge { background: var(--sky); }
.service-block:nth-of-type(3) .sb-head .badge { background: var(--lavender); }
.service-block .sb-head h3 { font-size: 1.5rem; font-weight: 900; color: var(--slate); }
.service-block .sb-body p { margin-bottom: 14px; color: #5c6670; }
.tag-list { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 6px; }
.tag-list li {
  background: var(--bg-tint); border: 1px solid var(--line); color: var(--slate);
  font-size: .82rem; font-weight: 700; padding: 7px 16px; border-radius: 999px;
}

/* ---------- Price table ---------- */
.table-wrap { overflow-x: auto; border-radius: var(--radius); border: 1px solid var(--line); }
.price-table { width: 100%; border-collapse: collapse; font-size: .92rem; background: var(--white); }
.price-table thead th { background: var(--slate); color: #fff; font-weight: 700; padding: 14px 16px; text-align: left; }
.price-table thead th:last-child { text-align: right; }
.price-table tbody td { padding: 14px 16px; border-bottom: 1px solid var(--line); color: #5c6670; vertical-align: top; }
.price-table tbody td:last-child { text-align: right; white-space: nowrap; font-weight: 700; color: var(--slate); }
.price-table tbody tr:nth-child(even) td { background: var(--bg); }
.price-table tbody tr:last-child td { border-bottom: none; }
.price-note { font-size: .82rem; color: var(--text-sub); margin-top: 14px; }

/* ---------- Plan cards ---------- */
.plan-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
.plan {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 32px 26px; text-align: center;
  transition: transform .25s, box-shadow .25s;
}
.plan:hover { transform: translateY(-5px); box-shadow: var(--shadow-hover); }
.plan.is-featured { border-color: var(--apricot); box-shadow: var(--shadow); position: relative; }
.plan.is-featured::before {
  content: "おすすめ"; position: absolute; top: -13px; left: 50%; transform: translateX(-50%);
  background: var(--apricot); color: var(--slate); font-size: .72rem; font-weight: 700; padding: 4px 18px; border-radius: 999px;
}
.plan h4 { font-size: 1.15rem; color: var(--slate); margin-bottom: 10px; }
.plan .plan-price { font-family: 'DM Mono', monospace; font-size: 1.9rem; font-weight: 500; color: var(--periwinkle); }
.plan .plan-price small { font-size: .9rem; color: var(--text-sub); }
.plan p { font-size: .9rem; color: #5c6670; margin-top: 12px; }

/* ---------- Journey ---------- */
.journey { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
.journey-card { background:#fff; border:1px solid var(--line); border-radius: var(--radius); padding: 30px 24px; }
.journey-card .jc-tag { font-family:'DM Mono',monospace; font-weight:500; color: var(--periwinkle); font-size:.82rem; letter-spacing:.08em; }
.journey-card h4 { font-size: 1.1rem; color: var(--slate); margin: 6px 0 12px; }
.journey-card p { font-size:.9rem; color:#5c6670; }

/* ---------- Greeting ---------- */
.greeting-wrap { display: grid; grid-template-columns: 320px 1fr; gap: 56px; align-items: start; }
.greeting-card {
  background: var(--brand-grad); color: var(--slate); border-radius: var(--radius); padding: 38px 28px; text-align:center;
  position: sticky; top: 100px;
}
.greeting-card .gc-avatar {
  width: 240px; height: 300px; border-radius: 0; margin: 0 auto 20px;
  background: rgba(255,255,255,.45); display:block; object-fit: cover; object-position: top center;
  font-size: 2.4rem; font-weight: 900; color: var(--slate); border:3px solid rgba(255,255,255,.6);
}
.greeting-card .gc-role { font-size: .82rem; color: var(--slate); opacity:.8; letter-spacing:.1em; }
.greeting-card .gc-name { font-size: 1.5rem; font-weight: 900; margin: 6px 0 4px; color: var(--slate); }
.greeting-card .gc-name-en { font-family:'DM Mono',monospace; font-size:.74rem; color: var(--slate); opacity:.7; letter-spacing:.12em; }
.greeting-body h2 { font-size: 1.6rem; font-weight: 900; color: var(--slate); line-height:1.6; margin-bottom: 28px; }
.greeting-body h3 { font-size: 1.1rem; color: var(--slate); margin: 32px 0 10px; padding-left: 14px; border-left: 4px solid var(--periwinkle); }
.greeting-body p { margin-bottom: 16px; color:#5c6670; }
.greeting-sign { margin-top: 36px; text-align: right; color: var(--slate); font-weight: 700; }

/* ---------- News list ---------- */
.news-list { border-top: 1px solid var(--line); }
.news-item {
  display: grid; grid-template-columns: 120px 128px 1fr; gap: 20px; align-items: center;
  padding: 22px 12px; border-bottom: 1px solid var(--line); transition: background .2s;
}
.news-item:hover { background: var(--bg-tint); }
.news-date { font-family:'DM Mono',monospace; font-size:.88rem; color: var(--text-sub); }
.news-cat {
  justify-self: start; font-size:.74rem; font-weight:700; color: var(--slate); background: var(--sky);
  padding: 4px 14px; border-radius: 999px; white-space: nowrap;
}
.news-cat.is-seminar { background: var(--mint); }
.news-cat.is-press { background: var(--apricot); }
.news-title { font-size: 1rem; color: var(--slate); font-weight: 500; }
.news-item:hover .news-title { color: var(--periwinkle); }

/* ---------- Seminar cards ---------- */
.seminar-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 28px; }
.seminar-card {
  background:#fff; border:1px solid var(--line); border-radius: var(--radius); overflow:hidden;
  display:flex; flex-direction:column; transition: transform .25s, box-shadow .25s;
}
.seminar-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-hover); }
.seminar-card .sc-banner {
  background: var(--brand-grad); color: var(--slate); padding: 28px 24px;
}
.seminar-card .sc-banner .sc-status {
  display:inline-block; background: rgba(255,255,255,.5); color: var(--slate); font-size:.72rem; font-weight:700;
  padding: 4px 14px; border-radius: 999px; margin-bottom: 14px;
}
.seminar-card .sc-banner h3 { font-size: 1.25rem; font-weight: 900; line-height:1.5; color: var(--slate); }
.seminar-card .sc-body { padding: 24px; flex: 1; display:flex; flex-direction:column; }
.seminar-meta { list-style:none; margin-bottom: 18px; }
.seminar-meta li { display:flex; gap:12px; font-size:.9rem; padding: 7px 0; border-bottom: 1px dashed var(--line); color:#5c6670; }
.seminar-meta li span { flex: 0 0 76px; font-weight:700; color: var(--periwinkle); }
.seminar-card .sc-body p { font-size:.9rem; color:#5c6670; margin-bottom: 20px; flex:1; }

.seminar-closed .sc-banner { background: var(--bg-tint); }
.seminar-closed .sc-banner .sc-status { background: rgba(74,85,96,.12); }

/* ---------- Contact ---------- */
.contact-wrap { display: grid; grid-template-columns: 1fr 360px; gap: 48px; align-items: start; }
.form-card { background:#fff; border:1px solid var(--line); border-radius: var(--radius); padding: 38px; box-shadow: var(--shadow); }
.form-row { margin-bottom: 22px; }
.form-row label { display:block; font-size:.9rem; font-weight:700; color: var(--slate); margin-bottom: 8px; }
.form-row label .req { color:#c0794a; font-size:.78rem; margin-left:6px; }
.form-row input, .form-row textarea, .form-row select {
  width:100%; padding: 13px 14px; border:1px solid var(--line-strong); border-radius: 10px;
  font-family: inherit; font-size: .95rem; color: var(--text); background: var(--cream); transition: border .2s, box-shadow .2s;
}
.form-row input:focus, .form-row textarea:focus, .form-row select:focus {
  outline: none; border-color: var(--periwinkle); box-shadow: 0 0 0 3px rgba(159,168,218,.22); background: #fff;
}
.form-row textarea { min-height: 150px; resize: vertical; }
.form-check { display:flex; gap:10px; align-items:flex-start; font-size:.86rem; color:#5c6670; }
.form-check input { width:auto; margin-top:5px; }
.form-actions { text-align:center; margin-top: 28px; }
.form-actions .btn { width: 100%; justify-content: center; }
.contact-info-card { background: var(--bg-tint); border:1px solid var(--line); border-radius: var(--radius); padding: 30px; margin-bottom: 22px; }
.contact-info-card h3 { font-size: 1.05rem; color: var(--slate); margin-bottom: 16px; }
.contact-info-card .ci-row { padding: 10px 0; border-bottom: 1px dashed var(--line-strong); }
.contact-info-card .ci-row:last-child { border-bottom: none; }
.contact-info-card .ci-label { font-size:.78rem; font-weight:700; color: var(--periwinkle); }
.contact-info-card .ci-val { font-size:.95rem; color: var(--slate); }
.contact-info-card .ci-val.en { font-family:'DM Mono',monospace; }
.form-note { font-size:.86rem; color: var(--text-sub); background: var(--bg-tint); border-radius: 10px; padding: 16px 18px; margin-bottom: 26px; }
.thanks-banner { background:#e9f5f1; border:1px solid var(--mint); color:#2f7d6b; border-radius:10px; padding:14px 18px; font-size:.92rem; margin-bottom:24px; display:none; }

/* ---------- Case studies ---------- */
.case-note { font-size:.86rem; color: var(--text-sub); background: var(--bg-tint); border-radius: 10px; padding: 16px 18px; margin-bottom: 44px; }
.case-list { display: flex; flex-direction: column; gap: 40px; }
.case-card { background:#fff; border:1px solid var(--line); border-radius: var(--radius); padding: 40px; box-shadow: var(--shadow); }
.case-card-head { display: flex; gap: 22px; align-items: flex-start; margin-bottom: 28px; }
.case-photo { flex: 0 0 auto; width: 168px; height: 210px; object-fit: cover; object-position: top center; border-radius: 12px; border: 2px solid var(--line); }
.case-head-text { flex: 1 1 auto; min-width: 0; }
.case-tags { display:flex; gap:10px; flex-wrap:wrap; margin-bottom: 14px; }
.case-tag { display:inline-block; font-size:.74rem; font-weight:700; color: var(--slate); background: var(--bg-tint); border:1px solid var(--line); padding:5px 14px; border-radius:999px; }
.case-tag--industry { background: var(--sky); border-color: transparent; }
.case-tag--pattern { background: var(--lavender); border-color: transparent; }
.case-card h3 { font-size: 1.35rem; font-weight: 900; color: var(--slate); line-height: 1.6; margin-bottom: 8px; }
.case-meta { font-size:.86rem; color: var(--text-sub); }

.case-baf { display: grid; grid-template-columns: 1fr auto 1fr; gap: 20px; align-items: stretch; margin-bottom: 28px; }
.case-baf-item { background: var(--bg-tint); border-radius: 12px; padding: 22px 24px; }
.case-baf-item.is-after { background: #eef6f4; }
.baf-label { display:block; font-family:'DM Mono',monospace; font-size:.72rem; letter-spacing:.16em; font-weight:700; color: var(--periwinkle); margin-bottom: 10px; }
.case-baf-item.is-after .baf-label { color: #2f7d6b; }
.case-baf-item p { font-size: .9rem; color: #5c6670; margin: 0; }
.case-baf-arrow { display:flex; align-items:center; justify-content:center; font-size: 1.4rem; color: var(--periwinkle); }

.case-detail h4 { font-size: 1rem; color: var(--slate); margin-bottom: 10px; }
.case-detail p { font-size: .92rem; color: #5c6670; margin-bottom: 24px; }

.case-stats-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 16px; margin-bottom: 28px; }
.case-stat { text-align:center; background: var(--bg); border:1px solid var(--line); border-radius: 12px; padding: 16px 12px; }
.case-stat .num { font-family:'DM Mono',monospace; font-size: 1.3rem; font-weight: 500; color: var(--slate); }
.case-stat .label { font-size: .78rem; color: var(--text-sub); margin-top: 4px; }

.case-quote { border-left: 4px solid var(--periwinkle); padding-left: 20px; }
.case-quote p { font-size: .96rem; color: var(--slate); margin-bottom: 8px; }
.case-quote cite { font-size: .82rem; color: var(--text-sub); font-style: normal; }

/* ---------- FAQ ---------- */
.faq-group { margin-bottom: 44px; }
.faq-group:last-child { margin-bottom: 0; }
.faq-group-title { font-size: 1.05rem; font-weight: 900; color: var(--slate); margin-bottom: 18px; padding-left: 14px; border-left: 4px solid var(--periwinkle); }
.faq-item { background: #fff; border: 1px solid var(--line); border-radius: 12px; margin-bottom: 14px; overflow: hidden; }
.faq-item summary {
  list-style: none; cursor: pointer; padding: 20px 24px; font-weight: 700; color: var(--slate);
  display: flex; align-items: flex-start; gap: 14px; font-size: .98rem;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::before {
  content: "Q"; flex: 0 0 auto; width: 28px; height: 28px; border-radius: 50%;
  background: var(--brand-grad); color: #fff; font-family: 'DM Mono', monospace; font-weight: 500;
  display: flex; align-items: center; justify-content: center; font-size: .82rem;
}
.faq-item summary::after {
  content: "+"; margin-left: auto; font-size: 1.3rem; color: var(--periwinkle); transition: transform .2s;
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-answer { display: flex; gap: 14px; padding: 0 24px 22px 24px; font-size: .92rem; color: #5c6670; }
.faq-answer::before {
  content: "A"; flex: 0 0 auto; width: 28px; height: 28px; border-radius: 50%;
  background: var(--bg-tint); border: 1px solid var(--line); color: var(--slate); font-family: 'DM Mono', monospace; font-weight: 500;
  display: flex; align-items: center; justify-content: center; font-size: .82rem;
}
.faq-answer p { margin: 4px 0 0; }

/* ---------- Column ---------- */
.column-note { font-size:.86rem; color: var(--text-sub); background: var(--bg-tint); border-radius: 10px; padding: 16px 18px; margin-bottom: 44px; }
.column-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.column-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 28px 24px; display: flex; flex-direction: column; transition: transform .25s, box-shadow .25s; }
.column-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-hover); }
.column-cat { display: inline-block; align-self: flex-start; font-size: .72rem; font-weight: 700; color: var(--slate); background: var(--mint); padding: 4px 14px; border-radius: 999px; margin-bottom: 14px; }
.column-date { font-family: 'DM Mono', monospace; font-size: .78rem; color: var(--text-sub); margin-bottom: 8px; }
.column-title { font-size: 1.05rem; font-weight: 900; color: var(--slate); line-height: 1.6; margin-bottom: 10px; }
.column-excerpt { font-size: .88rem; color: #5c6670; flex: 1; }

/* ---------- Article (Column detail) ---------- */
.article-wrap { max-width: 760px; margin: 0 auto; }
.article-meta-row { display:flex; gap:14px; align-items:center; margin-bottom: 28px; flex-wrap:wrap; }
.article-meta-row .column-date { margin-bottom:0; }
.article-meta-sep { font-size:.8rem; color: var(--text-sub); }
.article-lead { font-size: 1.05rem; color: var(--slate); line-height: 2; margin-bottom: 40px; }

.article-summary-box { background: var(--bg-tint); border:1px solid var(--line); border-radius: var(--radius); padding: 28px 30px; margin-bottom: 48px; }
.article-summary-box h3 { font-size:1rem; color:var(--slate); margin-bottom:16px; }
.article-summary-box ul { display:flex; flex-direction:column; gap:12px; }
.article-summary-box li { display:flex; gap:12px; font-size:.92rem; color:#5c6670; align-items:flex-start; }
.article-summary-box li::before {
  content:"✓"; flex:0 0 auto; width:22px; height:22px; border-radius:50%; margin-top:1px;
  background: var(--mint); color:#fff; font-size:.7rem; font-weight:700;
  display:flex; align-items:center; justify-content:center;
}

.article-h2 { font-size: 1.35rem; font-weight: 900; color: var(--slate); margin: 52px 0 22px; padding-left: 16px; border-left: 4px solid var(--periwinkle); }
.article-p { font-size: .96rem; color: #5c6670; line-height: 2; margin-bottom: 18px; }

.step-list { display:flex; flex-direction:column; gap: 26px; margin: 8px 0 44px; }
.step-item { display:grid; grid-template-columns: 56px 1fr; gap:20px; }
.step-num {
  width:52px; height:52px; border-radius:50%; background:var(--brand-grad); color:#fff;
  display:flex; align-items:center; justify-content:center; font-family:'DM Mono',monospace; font-weight:500; font-size:1.15rem;
}
.step-item h4 { font-size:1.05rem; color:var(--slate); margin-bottom:8px; }
.step-item p { font-size:.92rem; color:#5c6670; }

.article-callout { border-radius: 12px; padding: 22px 26px; margin: 8px 0 44px; font-size:.92rem; color:#5c6670; border-left:4px solid var(--apricot); background: #fdf6ec; }
.article-callout strong { color: var(--slate); }
.article-callout p { margin: 0; }
.article-callout p + p { margin-top: 10px; }

.flow-row { display:flex; align-items:stretch; gap:10px; flex-wrap:wrap; margin: 8px 0 44px; }
.flow-box {
  flex:1; min-width:130px; background:#fff; border:1px solid var(--line); border-radius:12px;
  padding:20px 14px; text-align:center; font-size:.86rem; color:var(--slate); font-weight:700; box-shadow: var(--shadow);
  display:flex; align-items:center; justify-content:center;
}
.flow-arrow { flex:0 0 auto; align-self:center; font-size:1.3rem; color:var(--periwinkle); }

.article-cta-inline { background: var(--brand-grad-soft); border-radius: var(--radius); padding: 32px; text-align:center; margin: 48px 0; }
.article-cta-inline p { color: var(--slate); margin-bottom:18px; font-weight:700; font-size:1rem; }

.article-back { display:inline-flex; align-items:center; gap:8px; font-size:.9rem; color:var(--periwinkle); font-weight:700; margin-top: 8px; }
.article-back:hover { text-decoration: underline; }

/* ---------- Footer ---------- */
.site-footer { background: var(--slate); color: rgba(255,255,255,.85); padding: 56px 0 28px; }
.footer-top { display:flex; justify-content: space-between; gap: 40px; flex-wrap: wrap; margin-bottom: 36px; }
.footer-brand .fb-mark { font-size: 1.4rem; font-weight: 900; color:#fff; letter-spacing:.04em; }
.footer-brand .fb-en { font-family:'DM Mono',monospace; font-size:.68rem; letter-spacing:.18em; opacity:.6; margin: 6px 0 16px; }
.footer-brand p { font-size:.85rem; opacity:.72; max-width: 320px; }
.footer-nav { display:flex; gap: 56px; flex-wrap: wrap; }
.footer-nav h4 { font-family:'DM Mono',monospace; font-size:.74rem; letter-spacing:.1em; color: var(--mint); margin-bottom: 14px; font-weight:500; }
.footer-nav a { display:block; font-size:.88rem; opacity:.82; padding: 5px 0; transition: opacity .2s, color .2s; }
.footer-nav a:hover { opacity: 1; color: var(--mint); }
.footer-info { font-size:.84rem; opacity:.74; line-height:1.9; }
.footer-bottom { border-top:1px solid rgba(255,255,255,.14); padding-top: 22px; display:flex; justify-content:space-between; flex-wrap:wrap; gap:10px; font-size:.78rem; opacity:.62; }
.footer-bottom .en { letter-spacing:.05em; }

/* ---------- Reveal animation ---------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.reveal.is-visible { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .greeting-wrap { grid-template-columns: 1fr; }
  .greeting-card { position: static; max-width: 320px; margin: 0 auto; }
  .contact-wrap { grid-template-columns: 1fr; }
  .service-block { grid-template-columns: 1fr; gap: 16px; }
}

@media (max-width: 920px) {
  .nav { position: fixed; inset: 74px 0 auto 0; flex-direction: column; align-items: stretch;
    background: var(--cream); border-bottom:1px solid var(--line); padding: 12px 24px 24px; gap: 2px;
    transform: translateY(-130%); transition: transform .35s ease; box-shadow: var(--shadow); }
  .nav.is-open { transform: translateY(0); }
  .nav a { padding: 14px 12px; border-radius: 10px; }
  .nav .nav-cta { margin: 10px 0 0; text-align:center; }
  .nav-toggle { display: flex; }
  .nav-toggle.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-toggle.is-open span:nth-child(2) { opacity: 0; }
  .nav-toggle.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

  .hero h1 { font-size: 1.8rem; }
  .hero-inner { padding: 84px 24px 92px; }
  .section { padding: 64px 0; }
  .section-title { font-size: 1.55rem; }
  .pillars, .feature-grid, .stats, .plan-grid, .journey, .seminar-grid, .column-list { grid-template-columns: 1fr; }
  .news-item { grid-template-columns: 1fr; gap: 6px; }
  .news-cat { order: -1; }
  .case-card { padding: 26px 22px; }
  .case-card-head { gap: 14px; }
  .case-photo { width: 110px; height: 137px; border-radius: 10px; }
  .case-baf { grid-template-columns: 1fr; }
  .case-baf-arrow { transform: rotate(90deg); }
  .step-item { grid-template-columns: 44px 1fr; }
  .step-num { width: 40px; height: 40px; font-size: .95rem; }
  .flow-row { flex-direction: column; }
  .flow-arrow { transform: rotate(90deg); }
}