/* style.css */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:      #f5f2ed;
  --card:    #faf8f5;
  --fg:      #1a1714;
  --muted:   #6b6560;
  --accent:  #8b6f4e;
  --border:  rgba(26,23,20,0.12);
  --primary: #1a1714;
  --prim-fg: #f5f2ed;
}

body {
  font-family: 'Noto Sans JP', sans-serif;
  background: var(--bg);
  color: var(--fg);
  font-size: 16px;
  line-height: 1.7;
}

.container { max-width: 1100px; margin: 0 auto; padding: 0 24px; }

/* ---------- Header ---------- */
.header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(245,242,237,0.95); backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  height: 64px; display: flex; align-items: center; justify-content: space-between;
}
.logo {
  font-family: 'Noto Serif JP', serif;
  font-size: 1.1rem; font-weight: 500; letter-spacing: 0.15em;
  text-decoration: none; color: var(--fg);
}
.nav { display: flex; gap: 32px; }
.nav a {
  font-size: 0.85rem; letter-spacing: 0.08em; color: var(--muted);
  text-decoration: none; transition: color 0.2s;
}
.nav a:hover { color: var(--fg); }

/* ---------- Hero ---------- */
.hero {
  min-height: 100vh; padding-top: 64px;
  display: grid; grid-template-columns: 1fr 1fr; position: relative;
}
.hero-bg-left { background: var(--bg); }
.hero-bg-right { overflow: hidden; position: relative; }
.hero-bg-right img {
  width: 100%; height: 100%; object-fit: cover;
  filter: brightness(0.7);
}
.hero-inner {
  position: absolute; inset: 64px 0 0;
  display: flex; align-items: center;
}
.hero-content { max-width: 520px; padding: 64px 0; }
.label-accent {
  font-size: 0.7rem; letter-spacing: 0.3em; color: var(--accent);
  text-transform: uppercase; margin-bottom: 24px;
}
h1 {
  font-family: 'Noto Serif JP', serif;
  font-size: clamp(2.2rem, 4vw, 3.5rem);
  font-weight: 500; line-height: 1.4; margin-bottom: 20px;
}
.hero-desc {
  font-size: 0.875rem; color: var(--muted); max-width: 440px; margin-bottom: 36px;
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 24px; font-size: 0.85rem; letter-spacing: 0.08em;
  text-decoration: none; cursor: pointer; border: none; transition: opacity 0.2s;
}
.btn-primary { background: var(--primary); color: var(--prim-fg); }
.btn-primary:hover { opacity: 0.8; }
.btn-outline {
  background: transparent; color: var(--fg);
  border: 1px solid var(--border);
}
.btn-outline:hover { background: var(--card); }
.btn-full { width: 100%; justify-content: center; padding: 16px; }

/* ---------- Sections ---------- */
.section { padding: 96px 0; }
.bg-card { background: var(--card); }
.bg-bg   { background: var(--bg); }

.section-label {
  display: flex; align-items: center; gap: 12px; margin-bottom: 16px;
  font-size: 0.7rem; letter-spacing: 0.3em; color: var(--accent);
}
.section-label .line { width: 32px; height: 1px; background: var(--accent); }
h2.section-title {
  font-family: 'Noto Serif JP', serif;
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  font-weight: 500; margin-bottom: 56px;
}

/* ---------- Company ---------- */
.company-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: start;
}
.company-img { width: 100%; aspect-ratio: 4/3; object-fit: cover; display: block; }
.company-table { width: 100%; border-collapse: collapse; font-size: 0.875rem; }
.company-table tr { border-bottom: 1px solid var(--border); }
.company-table td { padding: 16px 0; vertical-align: top; }
.company-table td.label {
  color: var(--muted); font-weight: 500; width: 128px; padding-right: 16px; white-space: nowrap;
}

/* ---------- Services ---------- */
.services-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 1px; background: var(--border);
}
.service-card {
  background: var(--bg); padding: 40px; transition: background 0.3s;
}
.service-card:hover { background: var(--card); }
.service-num {
  font-family: 'Noto Serif JP', serif;
  font-size: 3rem; font-weight: 500; color: var(--border); margin-bottom: 20px;
  transition: color 0.3s;
}
.service-card:hover .service-num { color: var(--accent); }
.service-card h3 { font-size: 1rem; font-weight: 500; margin-bottom: 12px; }
.service-card p { font-size: 0.825rem; color: var(--muted); line-height: 1.8; }

/* ---------- About ---------- */
.about-lead {
  font-size: 0.875rem; color: var(--muted); max-width: 640px; margin-bottom: 56px;
}
.values-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-bottom: 72px;
}
.value-card { border: 1px solid var(--border); padding: 24px; }
.en-label {
  font-size: 0.65rem; letter-spacing: 0.25em; color: var(--accent); margin-bottom: 4px;
}
.value-word {
  font-family: 'Noto Serif JP', serif;
  font-size: 1.5rem; font-weight: 500; margin-bottom: 12px;
}
.value-card p:last-child { font-size: 0.75rem; color: var(--muted); line-height: 1.8; }

/* ---------- Contact ---------- */
.contact-grid {
  display: grid; grid-template-columns: 3fr 2fr; gap: 64px;
}
.form-group { margin-bottom: 24px; }
.form-group label {
  display: block; font-size: 0.7rem; letter-spacing: 0.25em; margin-bottom: 8px;
}
.required { color: var(--accent); }
.form-group input,
.form-group textarea {
  width: 100%; border: 1px solid var(--border);
  background: #f0ece6; padding: 12px 16px; font-size: 0.875rem;
  font-family: 'Noto Sans JP', sans-serif;
  outline: none; transition: box-shadow 0.2s;
  resize: none;
}
.form-group input:focus,
.form-group textarea:focus { box-shadow: 0 0 0 2px rgba(139,111,78,0.3); }

.contact-info { display: flex; flex-direction: column; gap: 32px; }
.info-item .en-label { margin-bottom: 4px; }
.info-item p { font-size: 0.875rem; }
.info-item .muted { color: var(--muted); font-size: 0.8rem; }

/* ---------- Footer ---------- */
.footer { background: var(--primary); color: var(--prim-fg); padding: 48px 0 0; }
.footer-inner {
  display: flex; justify-content: space-between; align-items: flex-start;
  flex-wrap: wrap; gap: 32px; padding-bottom: 32px;
}
.footer-logo {
  font-family: 'Noto Serif JP', serif;
  font-size: 1.1rem; font-weight: 500; letter-spacing: 0.15em; margin-bottom: 4px;
}
.footer-addr { font-size: 0.7rem; color: rgba(245,242,237,0.5); }
.footer-nav { display: flex; gap: 24px; flex-wrap: wrap; }
.footer-nav a {
  font-size: 0.7rem; letter-spacing: 0.2em;
  color: rgba(245,242,237,0.6); text-decoration: none; transition: color 0.2s;
}
.footer-nav a:hover { color: var(--prim-fg); }
.footer-copy {
  border-top: 1px solid rgba(245,242,237,0.1);
  padding: 24px 24px;
}
.footer-copy p { font-size: 0.7rem; color: rgba(245,242,237,0.4); }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; }
  .hero-bg-right { display: none; }
  .company-grid { grid-template-columns: 1fr; gap: 32px; }
  .services-grid { grid-template-columns: 1fr; }
  .values-grid { grid-template-columns: 1fr; gap: 16px; }
  .contact-grid { grid-template-columns: 1fr; }
  .nav { gap: 16px; }
}