:root {
  --ink: #23331f;
  --paper: #faf6ea;
  --surface: #ffffff;
  --line: #dde4cd;
  --line-strong: #b9c9a0;
  --muted: #6b7458;
  --accent: #3d7a4a;
  --accent-deep: #1f4527;
  --accent-bright: #62a869;
  --accent-contrast: #ffffff;
  --accent-soft: #e6efd9;
  --accent-pale: #f3f6ea;
  --error: #b3432b;
  --error-soft: #f3e3de;
  --shadow: 0 1px 2px rgba(35,51,31,0.04), 0 6px 20px rgba(35,51,31,0.06);

  --font-display: "Shippori Mincho", "YuMincho", "Hiragino Mincho ProN", "Noto Serif JP", serif;
  --font-body: "Zen Kaku Gothic New", "Hiragino Kaku Gothic ProN", "Yu Gothic", "Noto Sans JP", sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "SF Mono", Consolas, monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}
::selection { background: var(--accent-soft); color: var(--ink); }
a { color: inherit; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
img { max-width: 100%; }

.ledger-bg {
  background-image: repeating-linear-gradient(
    to bottom,
    transparent,
    transparent 27px,
    var(--line) 28px
  );
  background-position: 0 6px;
}

.wrap { max-width: 880px; margin: 0 auto; padding: 0 24px; }

h1, h2, h3 { font-family: var(--font-display); font-weight: 600; text-wrap: balance; margin: 0; }
.eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  display: block;
  margin-bottom: 10px;
}
.tabular { font-variant-numeric: tabular-nums; }

/* ---------- header ---------- */
header.site {
  position: sticky; top: 0; z-index: 10;
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.hd-inner {
  max-width: 880px; margin: 0 auto; padding: 16px 24px;
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
}
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; white-space: nowrap; }
.brand-name { font-family: var(--font-mono); font-weight: 600; font-size: 15px; letter-spacing: 0.06em; color: var(--accent-deep); }
.brand-ring, .footer-ring { flex: none; }
.brand-ring { width: 42px; height: 42px; }
.footer-ring { width: 46px; height: 46px; }
.footer-brand { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; }
.footer-brand-name { font-family: var(--font-mono); font-weight: 600; font-size: 15px; letter-spacing: 0.06em; color: var(--accent-deep); }
.brand-ring .ring, .footer-ring .ring { fill: none; stroke: var(--accent); stroke-width: 2.6; }
.brand-ring .tick, .footer-ring .tick { stroke: var(--accent); stroke-width: 2.2; }
.brand-ring text, .footer-ring text { font-family: var(--font-mono); font-weight: 700; fill: var(--accent-deep); }
@media (max-width: 420px) {
  .brand-ring { width: 36px; height: 36px; }
  .hd-inner { padding: 16px 18px; }
  .brand { gap: 7px; }
  .brand-name { font-size: 12px; letter-spacing: 0.02em; }
  .hd-actions { gap: 6px; }
  .hd-actions .btn { padding: 9px 10px; font-size: 12px; }
}
/* 小型端末ではヘッダーのブランド名を省略（ファーストビューに表示されるため） */
@media (max-width: 350px) {
  .brand-name { display: none; }
}
nav.hd-nav { display: none; gap: 22px; font-size: 13px; color: var(--muted); }
@media (min-width: 760px) { nav.hd-nav { display: flex; } }
nav.hd-nav a { text-decoration: none; }
nav.hd-nav a:hover { color: var(--ink); }
.btn {
  display: inline-flex; align-items: center; gap: 6px;
  background: var(--accent); color: var(--accent-contrast);
  font-size: 13px; font-weight: 700; letter-spacing: 0.02em;
  padding: 10px 20px; border-radius: 2px; text-decoration: none;
  border: 1px solid var(--accent);
  transition: opacity 0.15s ease;
  white-space: nowrap;
  cursor: pointer;
}
.btn:hover { opacity: 0.86; }
.btn.ghost { background: transparent; color: var(--ink); border-color: var(--line-strong); }

.hd-actions { display: flex; align-items: center; gap: 10px; }
.hd-toggle {
  display: inline-flex; align-items: center; justify-content: center;
  width: 36px; height: 36px; border: 1px solid var(--line-strong); border-radius: 2px;
  background: transparent; color: var(--ink); cursor: pointer;
}
@media (min-width: 760px) { .hd-toggle { display: none; } }
.hd-toggle svg { width: 18px; height: 18px; }

.hd-mobile-nav {
  display: none;
  flex-direction: column;
  border-bottom: 1px solid var(--line);
  background: var(--paper);
}
.hd-mobile-nav.is-open { display: flex; }
@media (min-width: 760px) { .hd-mobile-nav { display: none !important; } }
.hd-mobile-nav a {
  padding: 14px 24px; font-size: 14px; text-decoration: none; color: var(--ink);
  border-top: 1px solid var(--line);
}

/* ---------- hero ---------- */
.hero {
  padding: 96px 0 84px;
  text-align: center;
  position: relative;
}
.hero .wrap { position: relative; z-index: 1; }
.hero .catch {
  font-size: clamp(34px, 5.6vw, 58px);
  line-height: 1.4;
  margin: 0 auto 22px;
  max-width: 760px;
  color: var(--ink);
}
.hero .catch .accent { color: var(--accent); }
.hero .philosophy-line {
  font-family: var(--font-display);
  font-size: clamp(16px, 2vw, 20px);
  color: var(--muted);
  border-left: 3px solid var(--accent);
  padding-left: 14px;
  display: inline-block;
  text-align: left;
  margin: 0 0 32px;
}
.hero .audience {
  display: flex; flex-wrap: wrap; justify-content: center; gap: 8px;
  margin: 0 0 36px;
}
.hero .audience span {
  font-size: 12.5px; font-family: var(--font-mono);
  border: 1px solid var(--line-strong); border-radius: 20px;
  padding: 6px 14px; color: var(--muted); background: var(--surface);
}
.hero .btn { padding: 14px 32px; font-size: 14px; }

/* ---------- section shell ---------- */
section { padding: 72px 0; border-bottom: 1px solid var(--line); }
section:last-of-type { border-bottom: none; }
section.tone-pale { background: var(--accent-pale); }
.sec-head { margin-bottom: 36px; max-width: 620px; }
.sec-head h2 { font-size: 24px; }
#concerns .sec-head { max-width: none; }
.sec-head p.lede { color: var(--muted); font-size: 14.5px; margin-top: 10px; }

/* ---------- hero brand（支援内容 → ブランド名） ---------- */
.hero-brand {
  display: flex; align-items: center; justify-content: center; gap: 14px;
  margin: 0 0 24px;
}
.hero-brand-desc {
  font-family: var(--font-mono);
  font-size: clamp(16px, 2vw, 20px);
  line-height: 1.5;
  letter-spacing: 0.04em;
  color: var(--muted);
  text-align: center;
  margin: 0;
}
.hero-brand-name {
  font-family: var(--font-mono);
  /* 英小文字は和文より字面が小さいため、理念行（16〜20px）と見た目の存在感が揃うよう約1.3倍にする */
  font-size: clamp(21px, 2.6vw, 26px);
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--accent-deep);
  margin: 0 0 26px;
}

/* ---------- concerns ---------- */
.concern-grid { display: grid; grid-template-columns: 1fr; gap: 1px; background: var(--line); border: 1px solid var(--line); }
@media (min-width: 700px) {
  .concern-grid { grid-template-columns: repeat(2, 1fr); }
  .concern-grid .concern-item:last-child:nth-child(odd) { grid-column: 1 / -1; }
}
.concern-item {
  background: var(--surface); padding: 20px 20px;
  display: flex; gap: 12px; align-items: flex-start; font-size: 14px;
}
.concern-item .mark {
  flex: none; width: 22px; height: 22px; border-radius: 50%;
  background: var(--error-soft); color: var(--error);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-mono); font-weight: 700; font-size: 12px; margin-top: 1px;
}

/* ---------- about fde ---------- */
.about-fde-panel {
  display: flex; gap: 24px; align-items: flex-start; flex-wrap: wrap;
  background: var(--accent-soft); border: 1px solid var(--line); padding: 30px 28px;
}
.about-fde-mark {
  flex: none; width: 52px; height: 52px; border-radius: 50%;
  background: var(--surface); border: 1.5px solid var(--accent);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-mono); font-weight: 700; font-size: 14px; color: var(--accent);
}
.about-fde-body { flex: 1; min-width: 240px; }
.about-fde-body h3 { font-size: 17px; margin-bottom: 10px; }
.about-fde-body p { margin: 0; font-size: 14px; color: var(--muted); max-width: 600px; }

/* ---------- outcomes ---------- */
.outcome-grid { display: grid; grid-template-columns: 1fr; gap: 1px; background: var(--line); border: 1px solid var(--line); }
@media (min-width: 700px) { .outcome-grid { grid-template-columns: repeat(3, 1fr); } }
.outcome-item {
  background: var(--surface); padding: 22px 20px;
  display: flex; gap: 12px; align-items: flex-start; font-size: 13.5px;
}
.outcome-item .mark {
  flex: none; width: 22px; height: 22px; border-radius: 50%;
  background: var(--accent-soft); color: var(--accent);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-mono); font-size: 12px; margin-top: 1px;
}
.outcome-note { margin-top: 18px; font-size: 12.5px; color: var(--muted); }

/* ---------- services ---------- */
.cards { display: grid; grid-template-columns: 1fr; gap: 1px; background: var(--line); border: 1px solid var(--line); }
@media (min-width: 700px) {
  .cards { grid-template-columns: repeat(2, 1fr); }
  .cards .card:last-child:nth-child(odd) { grid-column: 1 / -1; }
}
@media (min-width: 1100px) { .cards { grid-template-columns: repeat(5, 1fr); } .cards .card:last-child:nth-child(odd) { grid-column: auto; } }
.card { background: var(--surface); padding: 28px 24px; display: flex; flex-direction: column; gap: 12px; }
.card .num { font-family: var(--font-mono); font-size: 12px; color: var(--accent); }
.card h3 { font-size: 16px; font-family: var(--font-body); font-weight: 700; }
.card p { font-size: 13.5px; color: var(--muted); margin: 0; flex: 1; }
.card .price { font-family: var(--font-mono); font-size: 18px; font-weight: 700; padding-top: 10px; border-top: 1px solid var(--line); }
.option-card {
  margin-top: 18px; background: var(--surface); border: 1px dashed var(--line-strong);
  padding: 24px; display: flex; flex-direction: column; gap: 10px;
}
.option-card .tag {
  align-self: flex-start;
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.04em;
  color: var(--accent); background: var(--accent-soft);
  border-radius: 20px; padding: 4px 12px;
}
.option-card h3 { font-size: 16px; font-family: var(--font-body); font-weight: 700; }
.option-card p { font-size: 13.5px; color: var(--muted); margin: 0; }
.option-card .price { font-family: var(--font-mono); font-size: 18px; font-weight: 700; }
.services-supplement { margin-top: 18px; font-size: 13.5px; color: var(--ink); font-weight: 600; }
.services-note { margin-top: 18px; font-size: 12.5px; color: var(--muted); }
#services .sec-head p.lede { font-size: 12.5px; margin-top: 8px; }

/* ---------- strengths ---------- */
.strength-grid { display: grid; grid-template-columns: 1fr; gap: 14px; }
@media (min-width: 700px) { .strength-grid { grid-template-columns: 1fr 1fr; } }
.strength-item { display: flex; gap: 12px; align-items: flex-start; font-size: 14px; }
.strength-item .mark {
  flex: none; width: 22px; height: 22px; border-radius: 50%;
  background: var(--accent-soft); color: var(--accent);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-mono); font-size: 12px; margin-top: 2px;
}

/* ---------- flow ---------- */
.flow-list { display: flex; flex-direction: column; }
.flow-step {
  display: grid; grid-template-columns: 44px 1fr; gap: 16px;
  padding: 18px 0; position: relative;
}
.flow-step .rail { display: flex; flex-direction: column; align-items: center; }
.flow-step .dot {
  width: 32px; height: 32px; border-radius: 50%;
  border: 1.5px solid var(--accent); color: var(--accent);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-mono); font-size: 12px; background: var(--paper);
}
.flow-step .rail::after {
  content: ""; flex: 1; width: 1px; background: var(--line-strong); margin-top: 4px;
}
.flow-step:last-child .rail::after { display: none; }
.flow-step h3 { font-size: 15px; font-family: var(--font-body); font-weight: 700; margin-bottom: 4px; }
.flow-step p { margin: 0; font-size: 13px; color: var(--muted); }

/* ---------- results (case studies) ---------- */
.case-grid { display: grid; grid-template-columns: 1fr; gap: 18px; }
@media (min-width: 760px) { .case-grid { grid-template-columns: 1fr 1fr; } }
@media (min-width: 980px) { .case-grid { grid-template-columns: 1fr 1fr 1fr; } }
.case-card {
  background: var(--surface); border: 1px solid var(--line);
  padding: 26px 24px; display: flex; flex-direction: column; gap: 12px;
}
.case-card .tag {
  align-self: flex-start;
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.04em;
  color: var(--accent); background: var(--accent-soft);
  border-radius: 20px; padding: 4px 12px;
}
.case-card h3 { font-size: 16px; font-family: var(--font-body); font-weight: 700; }
.case-card p.desc { font-size: 13.5px; color: var(--muted); margin: 0; }
.case-card .before-after {
  display: flex; align-items: center; gap: 10px;
  font-size: 12.5px; background: var(--paper); border: 1px solid var(--line);
  border-radius: 2px; padding: 10px 12px;
}
.case-card .before-after .ba-item { flex: 1; }
.case-card .before-after .ba-label { display: block; color: var(--muted); font-family: var(--font-mono); font-size: 10.5px; margin-bottom: 3px; }
.case-card .before-after .ba-arrow { flex: none; color: var(--accent); font-weight: 700; }
.case-card .result-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: auto; padding-top: 4px; }
.case-card .result-row span {
  font-size: 12px; font-family: var(--font-mono); color: var(--accent-deep);
  border: 1px solid var(--line-strong); border-radius: 20px; padding: 4px 12px;
}
.case-card.placeholder {
  align-items: center; justify-content: center; text-align: center;
  border-style: dashed; border-color: var(--line-strong); gap: 8px; color: var(--muted);
}
.case-card.placeholder h3 { font-size: 14px; color: var(--muted); }
.case-card.placeholder p { font-size: 13px; margin: 0; }
.results-note { margin-top: 20px; font-size: 12.5px; color: var(--muted); }

/* ---------- profile ---------- */
.profile-single {
  background: var(--surface); border: 1px solid var(--line);
  padding: 32px; display: flex; gap: 24px; align-items: flex-start; flex-wrap: wrap;
}
.profile-photo {
  width: 76px; height: 76px; border-radius: 50%;
  background: var(--accent-soft); flex: none;
}
.profile-body { flex: 1; min-width: 220px; }
.profile-body h3 { font-size: 17px; }
.profile-body .role { font-family: var(--font-mono); font-size: 11.5px; color: var(--accent); margin: 6px 0 14px; letter-spacing: 0.02em; }
.profile-body p.bio { font-size: 13.5px; color: var(--muted); margin: 0 0 16px; }
.profile-badges { display: flex; flex-wrap: wrap; gap: 8px; }
.profile-badges span {
  font-size: 12px; border: 1px solid var(--line-strong); border-radius: 20px;
  padding: 5px 12px; color: var(--muted);
}
.profile-cert { font-size: 11.5px; color: var(--muted); margin: 10px 0 0; }

/* ---------- contact ---------- */
.contact-panel { background: var(--surface); border: 1px solid var(--line); padding: 36px 28px; }
.contact-panel .intro { font-size: 14px; color: var(--muted); margin: 0 0 28px; max-width: 520px; }
form.mock { display: flex; flex-direction: column; gap: 18px; }
.field label { display: block; font-size: 12.5px; color: var(--muted); margin-bottom: 6px; }
.field label .req { color: var(--accent); font-family: var(--font-mono); font-size: 10.5px; margin-left: 4px; }
.field input, .field textarea {
  width: 100%; background: var(--paper); border: 1px solid var(--line-strong);
  border-radius: 2px; padding: 10px 12px; font-size: 14px; color: var(--ink);
  font-family: var(--font-body);
}
.field textarea { min-height: 96px; resize: vertical; }
.field input:focus, .field textarea:focus { outline: 2px solid var(--accent); outline-offset: 1px; border-color: var(--accent); }
.check-grid { display: grid; grid-template-columns: 1fr; gap: 14px; }
.field .check-item { display: flex; gap: 9px; align-items: flex-start; font-size: 13px; color: var(--ink); }
.check-item input { width: auto; margin-top: 3px; accent-color: var(--accent); }
.field .consent-check { display: flex; gap: 9px; align-items: flex-start; font-size: 13px; color: var(--ink); }
.field .consent-check input[type="checkbox"] { width: auto; margin-top: 3px; accent-color: var(--accent); }
.submit-row { display: flex; justify-content: flex-start; padding-top: 4px; }
.form-note { font-size: 12.5px; color: var(--muted); margin-top: 14px; }
.field-error { font-size: 12px; color: var(--error); margin: 6px 0 0; }
.form-success {
  background: var(--accent-soft); border: 1px solid var(--accent); color: var(--ink);
  border-radius: 2px; padding: 14px 16px; font-size: 13.5px; margin-bottom: 24px;
}

/* ---------- footer ---------- */
footer.site { padding: 44px 0 56px; }
.footer-row { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 18px; font-size: 12.5px; }
.footer-tagline { color: var(--muted); font-size: 12px; margin-bottom: 8px; }
.footer-meta { color: var(--muted); line-height: 1.7; }
.footer-links { display: flex; gap: 18px; }
.footer-links a { text-decoration: none; color: var(--muted); }
.footer-links a:hover { color: var(--accent); }

/* ---------- simple legal pages ---------- */
.legal-page { padding: 64px 0 96px; }
.legal-page h1 { font-size: 26px; margin-bottom: 28px; }
.legal-page .notice {
  background: var(--surface); border: 1px dashed var(--line-strong);
  padding: 18px 20px; font-size: 13px; color: var(--muted); margin-bottom: 32px;
}
.legal-page table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
.legal-page table th, .legal-page table td {
  text-align: left; padding: 12px 14px; border-bottom: 1px solid var(--line); vertical-align: top;
}
.legal-page table th { width: 220px; color: var(--muted); font-weight: 600; }
.back-link { display: inline-block; margin-top: 32px; font-size: 13px; color: var(--accent); text-decoration: none; }