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

:root {
  --bg: #fafaf7;
  --bg-soft: #f2f1ec;
  --ink: #1d1d1b;
  --ink-sub: #5b5b58;
  --line: #e4e2db;
  --accent: #4b7668;
  --accent-soft: #cfe0dc;
  --sky: #c9dde8;
  --sky-soft: #eaf2f6;
  --serif: 'Noto Serif JP', 'Shippori Mincho', serif;
  --sans: 'Noto Sans JP', system-ui, sans-serif;
  --script: 'Cormorant Garamond', 'Noto Serif JP', serif;
  --max: 1280px;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--sans);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.8;
  letter-spacing: 0.02em;
  -webkit-font-smoothing: antialiased;
}

img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; transition: opacity .3s ease, color .3s ease; }
a:hover { opacity: 0.65; }

.container { max-width: var(--max); margin: 0 auto; padding: 0 32px; }

/* ===== Header ===== */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 20px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(250, 250, 247, 0.82);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color .4s ease, padding .4s ease;
}
.site-header.scrolled { border-bottom-color: var(--line); padding: 14px 32px; }

.logo {
  font-family: var(--serif);
  font-size: 20px;
  font-weight: 500;
  letter-spacing: 0.08em;
  display: flex;
  align-items: baseline;
  gap: 10px;
}
.logo .en { font-family: var(--script); font-size: 13px; letter-spacing: 0.15em; color: var(--ink-sub); font-style: italic; font-weight: 400; }

.nav { display: flex; gap: 40px; align-items: center; }
.nav a { font-size: 14px; letter-spacing: 0.1em; position: relative; }
.nav a::after {
  content: '';
  position: absolute;
  left: 0; bottom: -6px;
  width: 0; height: 1px;
  background: var(--ink);
  transition: width .35s ease;
}
.nav a:hover::after, .nav a.active::after { width: 100%; }
.nav a:hover { opacity: 1; }

.nav-cta {
  padding: 10px 22px;
  border: 1px solid var(--ink);
  border-radius: 999px;
  font-size: 13px;
  letter-spacing: 0.12em;
  transition: background .3s, color .3s;
}
.nav-cta:hover { background: var(--ink); color: var(--bg); opacity: 1; }
.nav-tel {
  font-family: var(--sans);
  font-weight: 600;
  font-size: 15px;
  letter-spacing: 0.04em;
  color: var(--ink);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-feature-settings: 'tnum';
  font-variant-numeric: tabular-nums;
}
.nav-tel::before { color: var(--accent); }
.nav-tel::before {
  content: '';
  width: 14px; height: 14px;
  background: currentColor;
  -webkit-mask: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='currentColor'><path d='M20 15.5c-1.25 0-2.45-.2-3.57-.57-.35-.11-.74-.03-1.02.24l-2.2 2.2c-2.83-1.44-5.15-3.75-6.59-6.59l2.2-2.21c.28-.26.36-.65.25-1C8.7 6.45 8.5 5.25 8.5 4c0-.55-.45-1-1-1H4c-.55 0-1 .45-1 1 0 9.39 7.61 17 17 17 .55 0 1-.45 1-1v-3.5c0-.55-.45-1-1-1z'/></svg>") no-repeat center / contain;
  mask: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='currentColor'><path d='M20 15.5c-1.25 0-2.45-.2-3.57-.57-.35-.11-.74-.03-1.02.24l-2.2 2.2c-2.83-1.44-5.15-3.75-6.59-6.59l2.2-2.21c.28-.26.36-.65.25-1C8.7 6.45 8.5 5.25 8.5 4c0-.55-.45-1-1-1H4c-.55 0-1 .45-1 1 0 9.39 7.61 17 17 17 .55 0 1-.45 1-1v-3.5c0-.55-.45-1-1-1z'/></svg>") no-repeat center / contain;
  flex-shrink: 0;
}
.nav-tel::after { display: none; }

.menu-toggle { display: none; background: none; border: 0; cursor: pointer; width: 28px; height: 20px; position: relative; }
.menu-toggle span { position: absolute; left: 0; right: 0; height: 1.5px; background: var(--ink); transition: transform .3s, opacity .3s, top .3s; }
.menu-toggle span:nth-child(1) { top: 4px; }
.menu-toggle span:nth-child(2) { top: 50%; transform: translateY(-50%); }
.menu-toggle span:nth-child(3) { top: calc(100% - 4px); }
.menu-toggle.open span:nth-child(1) { top: 50%; transform: rotate(45deg); }
.menu-toggle.open span:nth-child(2) { opacity: 0; }
.menu-toggle.open span:nth-child(3) { top: 50%; transform: rotate(-45deg); }

/* ===== Hero ===== */
.hero {
  position: relative;
  width: 100%;
  min-height: 92vh;
  overflow: hidden;
  background: var(--sky-soft);
}
.hero-img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  z-index: 1;
}
.hero.no-image .hero-img { display: none; }
.hero.no-image {
  background: linear-gradient(135deg, var(--sky-soft) 0%, var(--accent-soft) 100%);
}
.hero-inner {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  padding: 120px 8vw 80px;
  pointer-events: none;
}
.hero-copy {
  max-width: 560px;
  pointer-events: auto;
  text-shadow: 0 1px 30px rgba(250,250,247,0.55);
}
.hero-copy h1 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(34px, 4.6vw, 60px);
  line-height: 1.4;
  letter-spacing: 0.04em;
  color: var(--ink);
  white-space: nowrap;
}
.hero-copy p {
  margin-top: 36px;
  font-size: 15px;
  line-height: 2.1;
  color: var(--ink);
  max-width: 420px;
}
.hero-script {
  margin-top: 40px;
  font-family: var(--script);
  font-style: italic;
  font-size: 20px;
  letter-spacing: 0.08em;
  color: var(--accent);
  display: inline-block;
  padding-bottom: 4px;
  border-bottom: 1px solid var(--accent);
}

.scroll-indicator {
  position: absolute;
  bottom: 30px; left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  font-family: var(--script);
  font-size: 12px;
  letter-spacing: 0.3em;
  color: var(--ink-sub);
  text-transform: uppercase;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}
.scroll-indicator::after {
  content: '';
  width: 1px; height: 40px;
  background: var(--ink-sub);
  animation: scrollLine 2s ease-in-out infinite;
}
@keyframes scrollLine {
  0% { transform: scaleY(0); transform-origin: top; }
  50% { transform: scaleY(1); transform-origin: top; }
  51% { transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ===== Section base ===== */
section { padding: 120px 0; position: relative; }
.section-eyebrow {
  font-family: var(--script);
  font-style: italic;
  font-size: 15px;
  color: var(--accent);
  letter-spacing: 0.12em;
  margin-bottom: 16px;
  display: block;
}
.section-title {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(28px, 3.6vw, 44px);
  line-height: 1.5;
  letter-spacing: 0.06em;
  margin-bottom: 28px;
}
.section-lead { font-size: 15px; color: var(--ink-sub); max-width: 640px; line-height: 2.1; }
[style*="text-align:center"] > .section-lead, [style*="text-align: center"] > .section-lead { margin-left: auto; margin-right: auto; }

/* ===== About ===== */
.about { background: var(--bg); }
.about-grid { display: grid; grid-template-columns: 1fr; gap: 80px; align-items: center; max-width: 760px; margin: 0 auto; }
.about-text p { font-size: 15px; line-height: 2.2; color: var(--ink); margin-top: 24px; }
.about-visual {
  position: relative;
  aspect-ratio: 4 / 5;
  background: linear-gradient(135deg, var(--sky) 0%, var(--accent-soft) 100%);
  border-radius: 2px;
  overflow: hidden;
}
.about-visual::before {
  content: '';
  position: absolute;
  inset: 20% 15% 20% 15%;
  border: 1px solid rgba(255,255,255,0.5);
}
.about-visual-label {
  position: absolute;
  bottom: 30px; left: 30px;
  font-family: var(--script);
  font-style: italic;
  font-size: 18px;
  color: var(--bg);
  letter-spacing: 0.1em;
}

/* ===== Service ===== */
.service { background: var(--bg-soft); }
.service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 64px;
}
.service-card {
  background: var(--bg);
  padding: 48px 36px;
  border: 1px solid var(--line);
  transition: transform .4s ease, box-shadow .4s ease;
}
.service-card:hover { transform: translateY(-4px); box-shadow: 0 20px 50px -20px rgba(0,0,0,0.12); }
.service-num {
  font-family: var(--script);
  font-style: italic;
  font-size: 14px;
  color: var(--accent);
  letter-spacing: 0.2em;
}
.service-card h3 {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 24px;
  margin: 16px 0 20px;
  letter-spacing: 0.06em;
}
.service-card p { font-size: 14px; color: var(--ink-sub); line-height: 2; }
.service-card .card-link {
  display: inline-block;
  margin-top: 28px;
  font-size: 13px;
  letter-spacing: 0.15em;
  border-bottom: 1px solid var(--ink);
  padding-bottom: 4px;
}

/* ===== Showcase (featured properties on top page) ===== */
.showcase { background: var(--bg); }
.showcase-head { display: flex; justify-content: space-between; align-items: flex-end; margin-bottom: 56px; flex-wrap: wrap; gap: 24px; }
.showcase-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}
.property-card { cursor: pointer; transition: transform .4s ease; }
.property-card:hover { transform: translateY(-4px); }
.property-thumb {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--bg-soft);
  position: relative;
  margin-bottom: 20px;
}
.property-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s ease; }
.property-card:hover .property-thumb img { transform: scale(1.06); }
.property-tag {
  position: absolute;
  top: 16px; left: 16px;
  background: rgba(29,29,27,0.85);
  color: var(--bg);
  font-size: 11px;
  letter-spacing: 0.18em;
  padding: 6px 14px;
  backdrop-filter: blur(6px);
}
.property-tag.sold { background: rgba(75,118,104,0.92); }
.property-tag.rent { background: rgba(163,139,90,0.92); }
.property-meta { font-size: 12px; color: var(--ink-sub); letter-spacing: 0.12em; }
.property-card h3 {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 18px;
  margin: 8px 0 10px;
  letter-spacing: 0.05em;
}
.property-price { font-family: var(--script); font-size: 22px; color: var(--accent); font-style: italic; }

/* ===== CTA band ===== */
.cta-band {
  position: relative;
  padding: 140px 0;
  background: var(--ink);
  color: var(--bg);
  overflow: hidden;
}
.cta-band::before {
  content: '';
  position: absolute;
  top: -50%; right: -20%;
  width: 80%; height: 200%;
  background: radial-gradient(circle at center, rgba(75,118,104,0.35), transparent 60%);
  pointer-events: none;
}
.cta-band .container { position: relative; z-index: 1; text-align: center; }
.cta-band h2 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(28px, 4vw, 48px);
  line-height: 1.6;
  letter-spacing: 0.08em;
  margin-bottom: 32px;
}
.cta-band p { color: rgba(250,250,247,0.7); margin-bottom: 48px; font-size: 14px; line-height: 2; }
.btn-primary {
  display: inline-block;
  padding: 20px 56px;
  background: var(--bg);
  color: var(--ink);
  font-size: 14px;
  letter-spacing: 0.2em;
  border-radius: 999px;
  transition: transform .3s, background .3s;
}
.btn-primary:hover { transform: translateY(-2px); opacity: 1; }

/* ===== Company info ===== */
.company { background: var(--bg-soft); }
.company-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 80px; align-items: start; }
.company-list { border-top: 1px solid var(--line); }
.company-list dl { display: grid; grid-template-columns: 180px 1fr; border-bottom: 1px solid var(--line); padding: 24px 0; gap: 20px; }
.company-list dt { font-size: 13px; color: var(--ink-sub); letter-spacing: 0.15em; font-weight: 500; }
.company-list dd { font-size: 15px; color: var(--ink); line-height: 1.9; }

/* ===== Footer ===== */
.site-footer {
  background: var(--ink);
  color: rgba(250,250,247,0.75);
  padding: 80px 0 32px;
  font-size: 13px;
}
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 64px; margin-bottom: 64px; }
.footer-logo {
  font-family: var(--serif);
  color: var(--bg);
  font-size: 22px;
  letter-spacing: 0.08em;
  margin-bottom: 16px;
}
.footer-logo .en { display: block; font-family: var(--script); font-style: italic; font-size: 14px; color: rgba(250,250,247,0.55); margin-top: 6px; letter-spacing: 0.15em; }
.footer-col h4 { color: var(--bg); font-size: 13px; letter-spacing: 0.2em; margin-bottom: 24px; font-weight: 500; }
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 12px; }
.footer-col a { color: rgba(250,250,247,0.75); }
.footer-col a:hover { color: var(--bg); opacity: 1; }
.footer-bottom {
  padding-top: 32px;
  border-top: 1px solid rgba(250,250,247,0.12);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
  color: rgba(250,250,247,0.5);
  letter-spacing: 0.1em;
}

/* ===== Sub page header ===== */
.page-header {
  padding: 200px 0 100px;
  background: linear-gradient(180deg, var(--sky-soft) 0%, var(--bg) 100%);
  position: relative;
  overflow: hidden;
}
.page-header::before {
  content: '';
  position: absolute;
  top: -100px; right: -100px;
  width: 500px; height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--sky) 0%, transparent 70%);
  opacity: 0.5;
  pointer-events: none;
}
.page-header .container { position: relative; z-index: 1; }
.page-header .eyebrow {
  font-family: var(--script);
  font-style: italic;
  font-size: 16px;
  color: var(--accent);
  letter-spacing: 0.15em;
  display: block;
  margin-bottom: 16px;
}
.page-header h1 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(32px, 4.5vw, 56px);
  letter-spacing: 0.08em;
  line-height: 1.5;
}
.page-header p { margin-top: 28px; font-size: 15px; line-height: 2.1; color: var(--ink-sub); max-width: 640px; }

/* ===== Properties page ===== */
.filter-bar {
  display: flex;
  gap: 12px;
  justify-content: center;
  margin-bottom: 64px;
  flex-wrap: wrap;
}
.filter-btn {
  padding: 12px 28px;
  border: 1px solid var(--line);
  background: transparent;
  border-radius: 999px;
  font-family: inherit;
  font-size: 13px;
  letter-spacing: 0.15em;
  cursor: pointer;
  color: var(--ink-sub);
  transition: all .3s;
}
.filter-btn:hover, .filter-btn.active { background: var(--ink); color: var(--bg); border-color: var(--ink); }

.properties-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 48px 32px;
}
.property-detail {
  background: var(--bg);
  border: 1px solid var(--line);
  overflow: hidden;
  transition: transform .4s, box-shadow .4s;
}
.property-detail:hover { transform: translateY(-4px); box-shadow: 0 20px 50px -20px rgba(0,0,0,0.12); }
.property-detail .thumb { aspect-ratio: 4 / 3; overflow: hidden; }
.property-detail .thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s; }
.property-detail:hover .thumb img { transform: scale(1.05); }
.property-detail .body { padding: 28px; }
.property-detail h3 {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 19px;
  margin-bottom: 8px;
  letter-spacing: 0.05em;
}
.property-detail .area { font-size: 12px; color: var(--ink-sub); letter-spacing: 0.12em; margin-bottom: 16px; }
.property-detail .price-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  margin-top: 16px;
}
.property-detail .price-label { font-size: 11px; color: var(--ink-sub); letter-spacing: 0.15em; }
.property-detail .price-value { font-family: var(--script); font-style: italic; font-size: 22px; color: var(--accent); }
.property-detail .spec { display: flex; gap: 16px; font-size: 12px; color: var(--ink-sub); flex-wrap: wrap; }
.property-detail .spec span::before { content: '・ '; }

/* image placeholder when actual photo is missing */
.thumb.placeholder, .property-thumb.placeholder {
  background: linear-gradient(135deg, var(--sky-soft) 0%, var(--accent-soft) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}
.thumb.placeholder::after, .property-thumb.placeholder::after {
  content: attr(data-label);
  font-family: var(--serif);
  font-size: 14px;
  color: var(--ink-sub);
  letter-spacing: 0.1em;
  text-align: center;
  padding: 0 24px;
  line-height: 1.8;
}
.thumb.placeholder img, .property-thumb.placeholder img { display: none; }

/* case-tag — for buy acquisition records */
.case-tag {
  display: inline-block;
  padding: 6px 16px;
  background: var(--bg-soft);
  color: var(--ink);
  font-size: 12px;
  letter-spacing: 0.08em;
  border-radius: 999px;
  line-height: 1.6;
  margin-bottom: 14px;
}
.area-name { font-size: 14px; color: var(--ink); letter-spacing: 0.06em; margin-bottom: 10px; }
.price-jp {
  display: flex;
  align-items: baseline;
  gap: 4px;
  margin-bottom: 20px;
  padding-bottom: 18px;
  border-bottom: 1px dashed var(--line);
}
.price-jp .num {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 40px;
  color: var(--accent);
  letter-spacing: 0.02em;
  line-height: 1;
}
.price-jp .unit { font-size: 14px; color: var(--ink); font-weight: 500; }
.desc { font-size: 14px; color: var(--ink-sub); line-height: 2; }

/* showcase card variant (top page) */
.showcase .property-card .case-tag { margin: 18px 0 12px; }
.showcase .property-card .property-meta { margin-bottom: 10px; }
.showcase .property-card .price-jp { border-bottom: 0; padding-bottom: 0; margin-bottom: 0; }
.showcase .property-card .price-jp .num { font-size: 34px; }

/* ===== Purchase page ===== */
.why-section { background: var(--bg-soft); }
.why-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; margin-top: 64px; }
.why-card { text-align: center; padding: 48px 24px; background: var(--bg); }
.why-icon {
  font-family: var(--serif);
  font-size: 42px;
  color: var(--accent);
  display: block;
  margin-bottom: 20px;
  font-weight: 300;
}
.why-card h3 {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 18px;
  margin-bottom: 16px;
  letter-spacing: 0.05em;
}
.why-card p { font-size: 14px; color: var(--ink-sub); line-height: 2; }

/* ===== Record section (purchase page) ===== */
.record-section { background: var(--bg-soft); }
.record-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
  margin-top: 64px;
}
.record-section .property-card { background: var(--bg); padding: 0 0 20px; }
.record-section .property-thumb { aspect-ratio: 4/3; }
.record-section .case-tag { margin: 16px 16px 10px; font-size: 10px; padding: 4px 10px; }
.record-section .property-meta { margin: 0 16px 8px; font-size: 11px; }
.record-section .price-jp { margin: 0 16px; border-bottom: 0; padding-bottom: 0; }
.record-section .price-jp .num { font-size: 28px; }
.record-section .price-jp .unit { font-size: 12px; }
.record-cta { text-align: center; margin-top: 56px; }
.btn-outline-dark {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 18px 40px;
  border: 1px solid var(--ink);
  color: var(--ink);
  border-radius: 999px;
  font-size: 12px;
  letter-spacing: 0.2em;
  transition: background .3s, color .3s;
}
.btn-outline-dark:hover { background: var(--ink); color: var(--bg); opacity: 1; }

/* ===== Concept section (purchase page) ===== */
.concept-section { background: var(--bg); }
.concept-lead { max-width: 760px; margin: 56px auto 0; }
.concept-lead p { font-size: 15px; line-height: 2.2; color: var(--ink); }
.concept-lead p + p { margin-top: 24px; }
.concept-lead strong { font-weight: 500; color: var(--accent); border-bottom: 1px solid var(--accent-soft); padding-bottom: 1px; }

/* ===== Scope section ===== */
.scope-section { background: var(--bg-soft); }
.scope-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  max-width: 880px;
  margin: 64px auto 0;
}
.scope-card {
  background: var(--bg);
  padding: 48px 40px;
  text-align: center;
  border: 1px solid var(--line);
}
.scope-label {
  font-family: var(--script);
  font-style: italic;
  font-size: 16px;
  color: var(--accent);
  display: block;
  margin-bottom: 18px;
  letter-spacing: 0.05em;
}
.scope-value {
  font-family: var(--serif);
  font-weight: 400;
  font-size: 38px;
  color: var(--ink);
  line-height: 1.2;
  margin-bottom: 18px;
  letter-spacing: 0.04em;
}
.scope-num { font-family: var(--serif); font-size: 44px; color: var(--accent); }
.scope-unit { font-size: 16px; margin: 0 4px 0 2px; color: var(--ink); }
.scope-tilde { font-size: 22px; margin: 0 10px; color: var(--ink-sub); }
.scope-card p { font-size: 13px; color: var(--ink-sub); line-height: 1.9; }

/* ===== Criteria section ===== */
.criteria-section { background: var(--bg); }
.criteria-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 64px;
}
.criteria-card {
  background: var(--bg);
  border: 1px solid var(--line);
  padding: 40px 32px;
  position: relative;
  display: flex;
  flex-direction: column;
}
.criteria-mark {
  font-family: var(--serif);
  font-size: 44px;
  line-height: 1;
  display: block;
  margin-bottom: 16px;
  font-weight: 400;
}
.criteria-card h3 {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 19px;
  margin-bottom: 10px;
  letter-spacing: 0.05em;
}
.criteria-note {
  font-size: 12px;
  color: var(--ink-sub);
  letter-spacing: 0.1em;
  padding-bottom: 20px;
  margin-bottom: 20px;
  border-bottom: 1px solid var(--line);
}
.criteria-card ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.criteria-card li {
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink);
  padding-left: 20px;
  position: relative;
}
.criteria-card li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 8px;
  height: 1px;
  background: var(--ink-sub);
}
.criteria-card strong { font-weight: 500; color: var(--accent); }

.criteria-card.good { border-top: 3px solid var(--accent); }
.criteria-card.good .criteria-mark { color: var(--accent); }

.criteria-card.neutral { border-top: 3px solid #b3b9b6; }
.criteria-card.neutral .criteria-mark { color: #8a928e; }

.criteria-card.bad { border-top: 3px solid #c46a5a; background: #faf6f4; }
.criteria-card.bad .criteria-mark { color: #c46a5a; }
.criteria-card.bad li { color: var(--ink-sub); }

.flow-section { background: var(--bg); }
.flow-list { max-width: 800px; margin: 64px auto 0; }
.flow-step {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 40px;
  padding: 40px 0;
  border-bottom: 1px solid var(--line);
  align-items: start;
}
.flow-step:last-child { border-bottom: 0; }
.flow-num {
  font-family: var(--script);
  font-style: italic;
  font-size: 48px;
  color: var(--accent);
  line-height: 1;
}
.flow-content h3 {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 22px;
  margin-bottom: 12px;
  letter-spacing: 0.05em;
}
.flow-content p { font-size: 14px; color: var(--ink-sub); line-height: 2; }
.flow-content h3 { display: flex; align-items: baseline; flex-wrap: wrap; gap: 12px; }
.flow-time {
  font-family: var(--sans);
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 0.1em;
  color: var(--accent);
  padding: 4px 12px;
  border: 1px solid var(--accent-soft);
  border-radius: 100px;
  background: var(--bg-soft);
}

.faq-section { background: var(--bg-soft); }
.faq-list { max-width: 820px; margin: 64px auto 0; }
.faq-item {
  background: var(--bg);
  border: 1px solid var(--line);
  margin-bottom: 12px;
  overflow: hidden;
}
.faq-q {
  padding: 24px 32px;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 15px;
  letter-spacing: 0.04em;
  user-select: none;
}
.faq-q::before { content: 'Q.'; font-family: var(--script); font-style: italic; color: var(--accent); margin-right: 16px; font-size: 20px; }
.faq-q .toggle { width: 14px; height: 14px; position: relative; flex-shrink: 0; }
.faq-q .toggle::before, .faq-q .toggle::after { content:''; position: absolute; background: var(--ink); transition: transform .3s; }
.faq-q .toggle::before { top: 50%; left: 0; right: 0; height: 1px; transform: translateY(-50%); }
.faq-q .toggle::after { top: 0; bottom: 0; left: 50%; width: 1px; transform: translateX(-50%); }
.faq-item.open .faq-q .toggle::after { transform: translateX(-50%) rotate(90deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .4s ease; padding: 0 32px; }
.faq-a-inner { padding: 0 0 24px 40px; font-size: 14px; color: var(--ink-sub); line-height: 2; border-top: 1px solid var(--line); padding-top: 20px; }
.faq-item.open .faq-a { max-height: 400px; }

.contact-section { background: var(--ink); color: var(--bg); text-align: center; }
.contact-section .section-title { color: var(--bg); }
.contact-section .section-eyebrow { color: var(--accent-soft); }
.contact-section p { color: rgba(250,250,247,0.7); max-width: 560px; margin: 0 auto 48px; font-size: 15px; line-height: 2; }
.contact-actions { display: flex; gap: 24px; justify-content: center; flex-wrap: wrap; }
.btn-outline {
  display: inline-block;
  padding: 20px 48px;
  border: 1px solid var(--bg);
  color: var(--bg);
  border-radius: 999px;
  font-size: 13px;
  letter-spacing: 0.2em;
  transition: background .3s, color .3s;
}
.btn-outline:hover { background: var(--bg); color: var(--ink); opacity: 1; }
.contact-tel {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 44px;
  color: var(--bg);
  letter-spacing: 0.04em;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 14px;
  margin-bottom: 12px;
  font-feature-settings: 'tnum';
  font-variant-numeric: tabular-nums;
}
.contact-tel::before {
  content: '';
  width: 30px; height: 30px;
  background: var(--accent-soft);
  -webkit-mask: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'><path d='M20 15.5c-1.25 0-2.45-.2-3.57-.57-.35-.11-.74-.03-1.02.24l-2.2 2.2c-2.83-1.44-5.15-3.75-6.59-6.59l2.2-2.21c.28-.26.36-.65.25-1C8.7 6.45 8.5 5.25 8.5 4c0-.55-.45-1-1-1H4c-.55 0-1 .45-1 1 0 9.39 7.61 17 17 17 .55 0 1-.45 1-1v-3.5c0-.55-.45-1-1-1z'/></svg>") no-repeat center / contain;
  mask: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'><path d='M20 15.5c-1.25 0-2.45-.2-3.57-.57-.35-.11-.74-.03-1.02.24l-2.2 2.2c-2.83-1.44-5.15-3.75-6.59-6.59l2.2-2.21c.28-.26.36-.65.25-1C8.7 6.45 8.5 5.25 8.5 4c0-.55-.45-1-1-1H4c-.55 0-1 .45-1 1 0 9.39 7.61 17 17 17 .55 0 1-.45 1-1v-3.5c0-.55-.45-1-1-1z'/></svg>") no-repeat center / contain;
  flex-shrink: 0;
}
.contact-tel-note { font-size: 12px; color: rgba(250,250,247,0.5); letter-spacing: 0.15em; }
.contact-mail-note {
  margin-top: 24px !important;
  font-family: var(--serif);
  font-size: 14px;
  letter-spacing: 0.08em;
  color: rgba(250,250,247,0.55);
}
.btn-outline { display: inline-flex; align-items: center; gap: 12px; }
.btn-mail::before {
  content: '';
  width: 16px; height: 16px;
  background: currentColor;
  -webkit-mask: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'><path d='M20 4H4c-1.1 0-2 .9-2 2v12c0 1.1.9 2 2 2h16c1.1 0 2-.9 2-2V6c0-1.1-.9-2-2-2zm0 4l-8 5-8-5V6l8 5 8-5v2z'/></svg>") no-repeat center / contain;
  mask: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'><path d='M20 4H4c-1.1 0-2 .9-2 2v12c0 1.1.9 2 2 2h16c1.1 0 2-.9 2-2V6c0-1.1-.9-2-2-2zm0 4l-8 5-8-5V6l8 5 8-5v2z'/></svg>") no-repeat center / contain;
  flex-shrink: 0;
}
.btn-line {
  background: #06C755;
  border-color: #06C755;
  color: #fff;
}
.btn-line:hover { background: #05b34c; border-color: #05b34c; color: #fff; opacity: 1; }
.btn-line::before {
  content: '';
  width: 18px; height: 18px;
  background: currentColor;
  -webkit-mask: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'><path d='M19.365 9.863c.349 0 .63.285.63.631 0 .345-.281.63-.63.63H17.61v1.125h1.755c.349 0 .63.283.63.63 0 .344-.281.629-.63.629h-2.386c-.345 0-.627-.285-.627-.629V8.108c0-.345.282-.63.63-.63h2.386c.346 0 .627.285.627.63 0 .349-.281.63-.63.63H17.61v1.125h1.755zm-3.855 3.016a.63.63 0 0 1-.631.63.643.643 0 0 1-.51-.252l-2.443-3.317v2.94c0 .345-.282.628-.631.628-.345 0-.627-.283-.627-.628V8.108a.629.629 0 0 1 .628-.629c.196 0 .376.099.494.244l2.458 3.33V8.108c0-.345.283-.63.632-.63.345 0 .63.285.63.63v4.771zm-5.741 0a.629.629 0 0 1-.629.63.629.629 0 0 1-.63-.63V8.108c0-.345.282-.63.63-.63.345 0 .629.285.629.63v4.771zm-2.466.629H4.917a.63.63 0 0 1-.63-.629V8.108c0-.345.282-.63.63-.63.346 0 .628.285.628.63v4.141h1.756a.629.629 0 0 1 0 1.259M24 10.314C24 4.943 18.615.572 12 .572S0 4.943 0 10.314c0 4.811 4.27 8.842 10.035 9.608.391.082.923.258 1.058.59.12.301.079.766.038 1.08l-.164 1.02c-.045.301-.24 1.186 1.049.645 1.291-.539 6.916-4.078 9.436-6.975C23.176 14.393 24 12.458 24 10.314'/></svg>") no-repeat center / contain;
  mask: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'><path d='M19.365 9.863c.349 0 .63.285.63.631 0 .345-.281.63-.63.63H17.61v1.125h1.755c.349 0 .63.283.63.63 0 .344-.281.629-.63.629h-2.386c-.345 0-.627-.285-.627-.629V8.108c0-.345.282-.63.63-.63h2.386c.346 0 .627.285.627.63 0 .349-.281.63-.63.63H17.61v1.125h1.755zm-3.855 3.016a.63.63 0 0 1-.631.63.643.643 0 0 1-.51-.252l-2.443-3.317v2.94c0 .345-.282.628-.631.628-.345 0-.627-.283-.627-.628V8.108a.629.629 0 0 1 .628-.629c.196 0 .376.099.494.244l2.458 3.33V8.108c0-.345.283-.63.632-.63.345 0 .63.285.63.63v4.771zm-5.741 0a.629.629 0 0 1-.629.63.629.629 0 0 1-.63-.63V8.108c0-.345.282-.63.63-.63.345 0 .629.285.629.63v4.771zm-2.466.629H4.917a.63.63 0 0 1-.63-.629V8.108c0-.345.282-.63.63-.63.346 0 .628.285.628.63v4.141h1.756a.629.629 0 0 1 0 1.259M24 10.314C24 4.943 18.615.572 12 .572S0 4.943 0 10.314c0 4.811 4.27 8.842 10.035 9.608.391.082.923.258 1.058.59.12.301.079.766.038 1.08l-.164 1.02c-.045.301-.24 1.186 1.049.645 1.291-.539 6.916-4.078 9.436-6.975C23.176 14.393 24 12.458 24 10.314'/></svg>") no-repeat center / contain;
  flex-shrink: 0;
}

/* ===== Animation ===== */
.reveal { opacity: 0; transform: translateY(30px); transition: opacity .9s ease, transform .9s ease; }
.reveal.in { opacity: 1; transform: none; }

/* ===== Responsive ===== */
@media (max-width: 900px) {
  .container { padding: 0 24px; }
  section { padding: 80px 0; }
  .site-header { padding: 16px 24px; }
  .nav { display: none; position: fixed; top: 64px; left: 0; right: 0; background: var(--bg); flex-direction: column; padding: 32px 24px; gap: 24px; border-bottom: 1px solid var(--line); }
  .nav.open { display: flex; }
  .menu-toggle { display: block; }
  .hero-inner { padding: 120px 24px 80px; }
  .about-grid { grid-template-columns: 1fr; gap: 48px; }
  .service-grid, .showcase-grid, .properties-grid, .why-grid, .scope-grid, .criteria-grid { grid-template-columns: 1fr; gap: 24px; }
  .record-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .scope-card { padding: 36px 24px; }
  .scope-value { font-size: 30px; }
  .scope-num { font-size: 36px; }
  .criteria-card { padding: 32px 24px; }
  .company-grid { grid-template-columns: 1fr; gap: 40px; }
  .company-list dl { grid-template-columns: 110px 1fr; gap: 12px; padding: 16px 0; }
  .footer-grid { grid-template-columns: 1fr; gap: 40px; }
  .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }
  .flow-step { grid-template-columns: 1fr; gap: 12px; padding: 28px 0; }
  .showcase-head { flex-direction: column; align-items: flex-start; }
  .page-header { padding: 160px 0 80px; }
}