:root {
  --bg: #FFFFFF;
  --surface: #F7F5EF;
  --surface-soft: #F0ECE0;
  --ink: #1A1712;
  --ink-soft: #5C5748;
  --ink-faint: #938C79;
  --accent: #C9A961;
  --accent-soft: #A9884A;
  --line: #E7E1D2;
  --on-accent: #1A1712;
  --error: #B3413A;
  --success-bg: #F4F1E7;

  --font-display: "Noto Serif JP", "Hiragino Mincho ProN", "Yu Mincho", serif;
  --font-body: "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  --font-wordmark: "Playfair Display", "Times New Roman", serif;
  --font-script: "Cormorant Garamond", "Times New Roman", serif;
  --font-tagline: "Poppins", "Hiragino Kaku Gothic ProN", sans-serif;
}

* { box-sizing: border-box; }
html {
  scroll-behavior: smooth;
  line-break: strict;
}
body { word-break: normal; overflow-wrap: normal; }
.keep-together { white-space: nowrap; }
.br-mobile { display: none; }
@media (max-width: 600px) {
  .br-mobile { display: inline; }
}
p { text-wrap: pretty; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
  border-top: 2px solid var(--accent);
  overflow-x: hidden;
}

a { color: inherit; }
img { max-width: 100%; display: block; }

.skip-link {
  position: absolute;
  left: 12px;
  top: -60px;
  background: var(--ink);
  color: #fff;
  padding: 10px 18px;
  font-size: 0.85rem;
  z-index: 100;
  transition: top 0.15s ease;
  border-radius: 0 0 3px 3px;
}
.skip-link:focus { top: 0; }

:focus-visible {
  outline: 2px solid var(--accent-soft);
  outline-offset: 3px;
}

.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

.wrap {
  max-width: 880px;
  margin: 0 auto;
  padding: 0 28px;
}

.crest { display: block; }
.brand-rule {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}
.brand-rule::before, .brand-rule::after {
  content: "";
  width: 34px;
  height: 1px;
  background: var(--accent);
}
.brand-rule .diamond {
  width: 11px;
  height: 11px;
  background: var(--accent);
  clip-path: polygon(50% 0%, 61% 39%, 100% 50%, 61% 61%, 50% 100%, 39% 61%, 0% 50%, 39% 39%);
}
.wordmark {
  font-family: var(--font-wordmark);
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--ink);
}
.tagline {
  font-family: var(--font-tagline);
  font-style: normal;
  font-weight: 500;
  letter-spacing: 0.01em;
  color: var(--accent-soft);
}

.nav {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.nav-inner {
  max-width: 880px;
  margin: 0 auto;
  padding: 14px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.nav-brand {
  display: flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
  white-space: nowrap;
  min-width: 0;
}
.nav-brand .crest { width: 24px; height: 24px; flex-shrink: 0; }
.nav-brand .divider { width: 1px; height: 22px; background: var(--line); flex-shrink: 0; }
.nav-brand .wordmark { font-size: 0.92rem; letter-spacing: 0.12em; }
.nav-links {
  display: flex;
  gap: 20px;
  list-style: none;
  margin: 0;
  padding: 0;
  flex-wrap: nowrap;
}
.nav-links a {
  text-decoration: none;
  font-size: 0.85rem;
  color: var(--ink-soft);
  letter-spacing: 0.03em;
  transition: color 0.15s ease;
  white-space: nowrap;
}
.nav-links a:hover { color: var(--accent-soft); }
@media (max-width: 480px) {
  .nav-inner { padding: 12px 14px; gap: 8px; }
  .nav-brand { gap: 8px; }
  .nav-brand .wordmark { font-size: 0.78rem; letter-spacing: 0.08em; }
  .nav-brand .divider { display: none; }
  .nav-links { gap: 10px; }
  .nav-links a { font-size: 0.75rem; }
}

.hero {
  position: relative;
  padding: 84px 0 64px;
  text-align: center;
}
.hero-content {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  opacity: 0;
  transform: translateY(10px);
  animation: hero-in 0.7s ease-out 0.05s forwards;
}
@keyframes hero-in {
  to { opacity: 1; transform: translateY(0); }
}
@media (prefers-reduced-motion: reduce) {
  .hero-content { opacity: 1; transform: none; animation: none; }
}
.hero .crest { width: 64px; height: 64px; margin-bottom: 18px; }
.hero .wordmark { font-size: clamp(1.6rem, 4.6vw, 2.2rem); margin-bottom: 12px; }
.hero .brand-rule { margin-bottom: 12px; }
.hero .tagline { font-size: 1rem; margin-bottom: 40px; }

.hero h1 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.6rem, 4vw, 2.3rem);
  line-height: 1.5;
  margin: 0 auto 22px;
  max-width: 22em;
  color: var(--ink);
}
.hero p.lede {
  font-size: 1rem;
  color: var(--ink-soft);
  max-width: 36em;
  margin: 0 auto;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px;
  margin-top: 36px;
}
.btn {
  display: inline-block;
  text-decoration: none;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.92rem;
  letter-spacing: 0.03em;
  padding: 14px 32px;
  border-radius: 2px;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
  border: 1px solid transparent;
}
.btn-primary {
  background: var(--accent);
  color: var(--on-accent);
}
.btn-primary:hover { background: var(--accent-soft); }
.btn-outline {
  background: transparent;
  color: var(--ink);
  border-color: var(--ink-faint);
}
.btn-outline:hover { border-color: var(--accent-soft); color: var(--accent-soft); }
.btn-small {
  padding: 10px 22px;
  font-size: 0.82rem;
}

section { padding: 72px 0; }
.section-top { border-top: 1px solid var(--line); }
.section-head {
  margin-bottom: 36px;
}
.section-head h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.4rem, 3vw, 1.85rem);
  line-height: 1.45;
  margin: 0;
  color: var(--ink);
}
.section-head h2::after {
  content: "";
  display: block;
  width: 28px;
  height: 2px;
  background: var(--accent);
  margin-top: 14px;
}
.section-lede {
  color: var(--ink-soft);
  max-width: 36em;
  margin: 16px 0 0;
}

.about-table {
  width: 100%;
  border-collapse: collapse;
}
.about-table tr { border-top: 1px solid var(--line); }
.about-table tr:last-child { border-bottom: 1px solid var(--line); }
.about-table th, .about-table td {
  text-align: left;
  padding: 16px 8px;
  font-weight: 400;
  vertical-align: top;
}
.about-table th {
  width: 9em;
  color: var(--ink-faint);
  font-size: 0.85rem;
  padding-top: 18px;
}
.about-table td {
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}
.about-table td a { color: var(--accent-soft); }

.strength {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 28px;
  padding: 26px 0;
  border-top: 1px solid var(--line);
  align-items: baseline;
}
.strengths .strength:last-of-type { border-bottom: 1px solid var(--line); }
@media (max-width: 680px) {
  .strength { grid-template-columns: 1fr; gap: 6px; padding: 22px 0; }
}
.strength-figure {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--ink);
  line-height: 1.4;
}
.strength-figure .figure {
  color: var(--accent-soft);
  font-size: 1.35em;
}
.strength p {
  margin: 0;
  font-size: 0.95rem;
  color: var(--ink-soft);
  line-height: 1.8;
  max-width: 36em;
}
.strength-label {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--ink);
  line-height: 1.4;
}

.services { display: flex; flex-direction: column; }
.service {
  display: grid;
  grid-template-columns: 1fr;
  grid-template-areas:
    "title"
    "desc"
    "list"
    "cta";
  row-gap: 14px;
  padding: 40px 0;
  border-top: 1px solid var(--line);
}
.services .service:last-child { border-bottom: 1px solid var(--line); }
@media (min-width: 780px) {
  .service {
    grid-template-columns: 1.05fr 0.95fr;
    column-gap: 56px;
    grid-template-areas:
      "title list"
      "desc  list"
      "cta   list";
  }
}
.service h3 {
  grid-area: title;
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  line-height: 1.5;
  margin: 0;
  color: var(--ink);
}
.service-desc-group { grid-area: desc; }
.service-desc {
  margin: 0 0 14px;
  font-size: 0.96rem;
  color: var(--ink-soft);
  max-width: 34em;
}
.service-desc:last-child { margin-bottom: 0; }
.service-list-wrap { grid-area: list; }
.service-list-label {
  font-size: 0.8rem;
  color: var(--ink-faint);
  margin: 0 0 10px;
}
.service ul.support-list {
  margin: 0;
  padding: 0;
  list-style: none;
}
.service ul.support-list li {
  position: relative;
  padding-left: 18px;
  margin-bottom: 8px;
  font-size: 0.92rem;
  color: var(--ink);
  line-height: 1.7;
}
.service ul.support-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 6px;
  height: 1px;
  background: var(--accent-soft);
}
.service .text-link {
  grid-area: cta;
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  color: var(--accent-soft);
  text-decoration: none;
  font-size: 0.9rem;
  border-bottom: 1px solid var(--accent-soft);
  padding-bottom: 2px;
  width: fit-content;
}
.service .text-link:hover { color: var(--ink); border-color: var(--ink); }

.steps {
  display: flex;
  flex-direction: column;
}
.step {
  display: grid;
  grid-template-columns: 2.4em 1fr;
  grid-template-areas: "num title" "num body";
  column-gap: 20px;
  padding: 22px 0;
  border-top: 1px solid var(--line);
}
.steps .step:last-child { border-bottom: 1px solid var(--line); }
@media (max-width: 480px) {
  .step { grid-template-columns: 2em 1fr; column-gap: 14px; }
}
.step-num {
  grid-area: num;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  color: var(--ink-faint);
}
.step h3 {
  grid-area: title;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  margin: 0 0 6px;
  color: var(--ink);
}
.step p {
  grid-area: body;
  margin: 0;
  font-size: 0.9rem;
  color: var(--ink-soft);
  line-height: 1.75;
  max-width: 34em;
}

.message {
  background: var(--surface);
  border: 1px solid var(--line);
  padding: 44px 40px;
  position: relative;
}
@media (max-width: 560px) {
  .message { padding: 34px 24px; }
}
.message .crest {
  width: 30px;
  height: 30px;
  margin-bottom: 20px;
}
.message blockquote {
  margin: 0 0 22px;
  font-family: var(--font-display);
  font-size: clamp(1.02rem, 2.1vw, 1.22rem);
  line-height: 1.85;
  color: var(--ink);
  font-weight: 500;
  max-width: 38em;
}
.message blockquote p { margin: 0 0 1em; }
.message blockquote p:last-child { margin-bottom: 0; }
.message cite {
  font-style: normal;
  font-size: 0.85rem;
  color: var(--ink-faint);
  letter-spacing: 0.03em;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 48px;
}
@media (max-width: 680px) {
  .contact-grid { grid-template-columns: 1fr; gap: 32px; }
}
.contact-info p {
  color: var(--ink-soft);
  font-size: 0.94rem;
}

.field { margin-bottom: 20px; }
.field label {
  display: block;
  font-size: 0.8rem;
  letter-spacing: 0.02em;
  color: var(--ink-faint);
  margin-bottom: 8px;
}
.field .req { color: var(--error); }
.field input, .field textarea, .field select {
  width: 100%;
  background: var(--surface);
  border: 1px solid var(--line);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 0.95rem;
  padding: 12px 14px;
  border-radius: 2px;
  appearance: none;
}
.field select {
  background-image: linear-gradient(45deg, transparent 50%, var(--ink-faint) 50%), linear-gradient(135deg, var(--ink-faint) 50%, transparent 50%);
  background-position: calc(100% - 20px) center, calc(100% - 15px) center;
  background-size: 5px 5px, 5px 5px;
  background-repeat: no-repeat;
}
.field input::placeholder, .field textarea::placeholder { color: var(--ink-faint); }
.field input:focus, .field textarea:focus, .field select:focus {
  outline: none;
  border-color: var(--accent);
}
.field textarea { resize: vertical; min-height: 120px; }
.field-error {
  color: var(--error);
  font-size: 0.78rem;
  margin-top: 6px;
  display: none;
}
.field.has-error input,
.field.has-error select,
.field.has-error textarea { border-color: var(--error); }
.field.has-error .field-error,
.field-checkbox.has-error .field-error { display: block; }
.field-checkbox.has-error label { color: var(--error); }

.field-checkbox {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 22px;
}
.field-checkbox input[type="checkbox"] {
  margin-top: 4px;
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  accent-color: var(--accent-soft);
}
.field-checkbox label {
  font-size: 0.85rem;
  color: var(--ink-soft);
  line-height: 1.7;
}
.field-checkbox a { color: var(--accent-soft); text-decoration: underline; }

.hp-field {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.submit-btn {
  appearance: none;
  background: var(--accent);
  color: var(--on-accent);
  border: none;
  padding: 13px 30px;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.92rem;
  letter-spacing: 0.02em;
  cursor: pointer;
  border-radius: 2px;
  transition: background 0.15s ease;
  width: 100%;
}
@media (min-width: 480px) {
  .submit-btn { width: auto; }
}
.submit-btn:hover:not(:disabled) { background: var(--accent-soft); }
.submit-btn:disabled { opacity: 0.55; cursor: not-allowed; }

.form-note {
  margin-top: 14px;
  font-size: 0.8rem;
  color: var(--ink-faint);
}
.form-status {
  margin-top: 18px;
  padding: 14px 16px;
  font-size: 0.88rem;
  border: 1px solid var(--line);
  display: none;
  line-height: 1.7;
}
.form-status.show { display: block; }
.form-status.success { background: var(--success-bg); color: var(--ink); border-color: var(--accent); }
.form-status.error { background: #FBEEED; color: var(--error); border-color: var(--error); }

footer {
  border-top: 1px solid var(--line);
  padding: 40px 0 52px;
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 24px;
  flex-wrap: wrap;
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
}
.footer-brand .crest { width: 22px; height: 22px; }
.footer-brand .wordmark { font-size: 0.85rem; }
.footer-links {
  display: flex;
  gap: 18px;
  list-style: none;
  margin: 10px 0 0;
  padding: 0;
  font-size: 0.78rem;
}
.footer-links a { color: var(--ink-soft); text-decoration: none; }
.footer-links a:hover { color: var(--accent-soft); }
.footer-addr {
  font-size: 0.78rem;
  color: var(--ink-faint);
  line-height: 1.7;
  text-align: right;
}
@media (max-width: 560px) {
  .footer-inner { flex-direction: column; }
  .footer-addr { text-align: left; }
}

.doc {
  padding: 56px 0 80px;
}
.doc h1 {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 4vw, 2rem);
  margin: 0 0 8px;
}
.doc .doc-date {
  color: var(--ink-faint);
  font-size: 0.85rem;
  margin: 0 0 40px;
}
.doc h2 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  margin: 40px 0 14px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}
.doc h2:first-of-type { border-top: none; padding-top: 0; }
.doc p, .doc li { color: var(--ink-soft); font-size: 0.95rem; line-height: 1.8; max-width: 36em; }
.doc ul { padding-left: 1.4em; }
.doc a { color: var(--accent-soft); }