:root {
  --color-primary: #0f5445;
  --color-primary-dark: #0a3d32;
  --color-accent: #e8804d;
  --color-bg: #faf9f6;
  --color-bg-alt: #f1efe8;
  --color-text: #22292f;
  --color-text-soft: #5a6169;
  --color-border: #e3e0d6;
  --font-body: 'Noto Sans JP', sans-serif;
  --font-heading: 'Zen Kaku Gothic New', 'Noto Sans JP', sans-serif;
  --container-width: 1140px;
  --radius: 14px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3 { font-family: var(--font-heading); margin: 0; line-height: 1.4; }
p { margin: 0 0 1em; }
a { color: inherit; text-decoration: none; }
img, svg { display: block; max-width: 100%; }
ul { list-style: none; margin: 0; padding: 0; }
table { border-collapse: collapse; width: 100%; }

.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(250, 249, 246, 0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--color-border);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--color-primary-dark);
}
.logo-badge {
  display: flex;
  align-items: center;
  background: var(--color-primary-dark);
  border-radius: 10px;
  padding: 8px 14px;
}
.logo-badge img { height: 28px; width: auto; }
.main-nav {
  display: flex;
  align-items: center;
  gap: 32px;
  font-size: 0.92rem;
  font-weight: 500;
}
.main-nav a { color: var(--color-text); padding: 6px 0; border-bottom: 2px solid transparent; transition: border-color .2s, color .2s; }
.main-nav a:hover { color: var(--color-primary); border-color: var(--color-primary); }
.nav-cta {
  background: var(--color-primary);
  color: #fff !important;
  padding: 10px 20px !important;
  border-radius: 999px;
  border-bottom: none !important;
}
.nav-cta:hover { background: var(--color-primary-dark); border-color: transparent !important; }
.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(--color-text); display: block; }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  overflow: hidden;
  padding-top: 60px;
}
.hero-bg { position: absolute; inset: 0; z-index: 0; }
.hero-bg-img { width: 100%; height: 100%; object-fit: cover; position: absolute; inset: 0; }
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10,61,50,0.55) 0%, rgba(10,61,50,0.72) 60%, rgba(10,61,50,0.85) 100%);
}
.hero-inner {
  position: relative;
  z-index: 1;
  padding-top: 100px;
  padding-bottom: 140px;
}
.hero-copy { max-width: 640px; }
.eyebrow {
  font-family: var(--font-heading);
  color: #f1c6a4;
  letter-spacing: 0.12em;
  font-size: 0.8rem;
  font-weight: 700;
  margin-bottom: 12px;
}
.hero-copy h1 {
  font-size: clamp(2rem, 4vw, 2.9rem);
  font-weight: 900;
  color: #fff;
  margin-bottom: 20px;
}
.hero-sub {
  font-size: 1.05rem;
  color: #dce8e2;
  max-width: 480px;
}
.hero-stats {
  display: flex;
  gap: 32px;
  margin: 28px 0 32px;
  flex-wrap: wrap;
}
.stat { display: flex; flex-direction: column; }
.stat-num { font-family: var(--font-heading); font-size: 1.6rem; font-weight: 900; color: #fff; }
.stat-num small { font-size: 0.9rem; font-weight: 700; margin-left: 2px; }
.stat-label { font-size: 0.78rem; color: #b9c9c1; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 28px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.95rem;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
  border: 2px solid transparent;
}
.btn-primary { background: var(--color-accent); color: #fff; box-shadow: 0 8px 20px rgba(232,128,77,0.3); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 10px 24px rgba(232,128,77,0.4); }
.btn-outline { border-color: var(--color-primary); color: var(--color-primary); }
.btn-outline:hover { background: var(--color-primary); color: #fff; }
.btn-block { width: 100%; border: none; cursor: pointer; }
.hero .btn-outline { border-color: #fff; color: #fff; }
.hero .btn-outline:hover { background: #fff; color: var(--color-primary-dark); }

/* ---------- Section generic ---------- */
.section { padding: 96px 0; }
.section-eyebrow {
  text-align: center;
  color: var(--color-accent);
  font-weight: 700;
  letter-spacing: 0.14em;
  font-size: 0.78rem;
  margin-bottom: 10px;
}
.section-title {
  text-align: center;
  font-size: clamp(1.6rem, 3vw, 2.1rem);
  font-weight: 900;
  color: var(--color-primary-dark);
  margin-bottom: 56px;
}

/* ---------- Services ---------- */
.services { background: var(--color-bg); }
.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 20px 20px 28px;
  transition: transform .2s ease, box-shadow .2s ease;
}
.card:hover { transform: translateY(-4px); box-shadow: 0 16px 32px rgba(15,84,69,0.08); }
.card-icon { width: 48px; height: 48px; color: var(--color-primary); margin-bottom: 20px; }
.card-photo {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  border-radius: calc(var(--radius) - 6px);
  overflow: hidden;
  background: var(--color-bg-alt);
  margin-bottom: 20px;
}
.card-photo img { width: 100%; height: 100%; object-fit: cover; }
.card-photo-placeholder {
  display: none;
  position: absolute;
  inset: 0;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 12px;
  color: var(--color-text-soft);
  font-size: 0.72rem;
  border: 1px dashed var(--color-border);
  border-radius: calc(var(--radius) - 6px);
}
.card h3 { font-size: 1.08rem; margin-bottom: 14px; color: var(--color-primary-dark); }
.card p { font-size: 0.92rem; color: var(--color-text-soft); margin: 0; }

/* ---------- Features (特徴) ---------- */
.features { background: var(--color-bg-alt); }
.why-list { display: flex; flex-direction: column; gap: 28px; max-width: 900px; margin: 0 auto; }
.why-item {
  display: flex;
  gap: 28px;
  background: #fff;
  border-radius: var(--radius);
  padding: 32px;
  align-items: center;
  border: 1px solid var(--color-border);
}
.why-photo {
  position: relative;
  width: 160px;
  flex-shrink: 0;
  aspect-ratio: 4 / 3;
  border-radius: calc(var(--radius) - 6px);
  overflow: hidden;
  background: var(--color-bg-alt);
}
.why-photo--square { aspect-ratio: 1 / 1; }
.why-photo img { width: 100%; height: 100%; object-fit: cover; }
.why-photo-placeholder {
  display: none;
  position: absolute;
  inset: 0;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 8px;
  color: var(--color-text-soft);
  font-size: 0.65rem;
  border: 1px dashed var(--color-border);
  border-radius: calc(var(--radius) - 6px);
}
.why-num {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 900;
  color: var(--color-accent);
  opacity: 0.7;
  flex-shrink: 0;
}
.why-body h3 { font-size: 1.1rem; color: var(--color-primary-dark); margin-bottom: 10px; }
.why-body p { font-size: 0.94rem; color: var(--color-text-soft); margin: 0; }

/* ---------- Case study ---------- */
.cases { background: var(--color-bg); }
.case-list { display: flex; flex-direction: column; gap: 32px; max-width: 980px; margin: 0 auto; }
.case-card {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 40px;
  align-items: center;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 28px;
}
.case-photo {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  border-radius: calc(var(--radius) - 6px);
  overflow: hidden;
  background: var(--color-bg-alt);
}
.case-photo img { width: 100%; height: 100%; object-fit: cover; }
.case-photo-placeholder {
  display: none;
  position: absolute;
  inset: 0;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 12px;
  color: var(--color-text-soft);
  font-size: 0.72rem;
  border: 1px dashed var(--color-border);
  border-radius: calc(var(--radius) - 6px);
}
.case-title { font-size: 1.25rem; font-weight: 900; color: var(--color-primary-dark); margin-bottom: 20px; }
.case-grid { display: flex; flex-direction: column; gap: 14px; }
.case-block p:first-child { margin-bottom: 4px; }
.case-label { color: var(--color-accent); font-weight: 700; font-size: 0.78rem; }
.case-block p:last-child { font-size: 0.9rem; color: var(--color-text-soft); margin: 0; }
.case-note { font-size: 0.75rem; color: var(--color-text-soft); opacity: 0.8; margin-top: 16px; }

/* ---------- Media ---------- */
.media { background: var(--color-primary-dark); color: #fff; }
.media .section-eyebrow { color: #f1c6a4; }
.media .section-title { color: #fff; margin-bottom: 0; }
.media-inner {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 56px;
  align-items: center;
}
.media-copy .section-title { text-align: left; margin-bottom: 20px; }
.media-copy .section-eyebrow { text-align: left; }
.media-desc { color: #d6e4de; max-width: 460px; }
.media-stats { display: flex; gap: 28px; margin: 28px 0 10px; flex-wrap: wrap; }
.media-stats li { display: flex; flex-direction: column; }
.media-stats .num { font-family: var(--font-heading); font-size: 1.8rem; font-weight: 900; color: var(--color-accent); }
.media-stats small { color: #b9c9c1; font-size: 0.72rem; }

.media-links { display: flex; gap: 14px; margin-top: 24px; }
.media-link {
  width: 42px;
  height: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.35);
  color: #fff;
  transition: background .2s ease, color .2s ease, transform .2s ease;
}
.media-link svg { width: 20px; height: 20px; }
.media-link:hover { background: var(--color-accent); border-color: var(--color-accent); transform: translateY(-2px); }

.ig-mock {
  background: #fff;
  border-radius: var(--radius);
  padding: 12px;
  max-width: 320px;
  margin: 0 auto;
  box-shadow: 0 24px 50px rgba(0,0,0,0.25);
}
.ig-photo { width: 100%; border-radius: calc(var(--radius) - 6px); object-fit: cover; aspect-ratio: 1; }

.media-inner--radio {
  margin-top: 72px;
  padding-top: 64px;
  border-top: 1px solid rgba(255,255,255,0.15);
  grid-template-columns: 0.9fr 1.1fr;
}
.media-tag {
  color: #f1c6a4;
  font-weight: 700;
  letter-spacing: 0.12em;
  font-size: 0.75rem;
  margin-bottom: 10px;
}
.media-sub-title {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 900;
  color: #fff;
  margin-bottom: 8px;
}
.radio-time { color: var(--color-accent); font-weight: 700; margin-bottom: 14px; font-size: 0.95rem; }
.radio-page-link {
  display: inline-flex;
  margin-top: 8px;
  color: #fff;
  font-weight: 700;
  font-size: 0.88rem;
  border-bottom: 1px solid rgba(255,255,255,0.5);
  padding-bottom: 2px;
  transition: opacity .2s ease;
}
.radio-page-link:hover { opacity: 0.75; }
.radio-frame {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  border-radius: var(--radius);
  overflow: hidden;
  background: #0d3a30;
  box-shadow: 0 24px 50px rgba(0,0,0,0.25);
}
.radio-photo { width: 100%; height: 100%; object-fit: cover; }
.radio-placeholder {
  display: none;
  position: absolute;
  inset: 0;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  color: #9fb3ab;
  font-size: 0.8rem;
  text-align: center;
  padding: 20px;
}

/* ---------- Message ---------- */
.message-inner {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 56px;
  align-items: center;
}
.message-photo { width: 220px; margin: 0 auto; }
.message-photo img { width: 100%; aspect-ratio: 1; object-fit: cover; border-radius: 50%; box-shadow: 0 16px 32px rgba(15,84,69,0.18); }
.message .section-title, .message .section-eyebrow { text-align: left; }
.message-copy p { color: var(--color-text-soft); }
.signature { font-weight: 700; color: var(--color-primary-dark); margin-top: 20px; }

/* ---------- Flow (サービス利用の流れ) ---------- */
.flow { background: var(--color-bg-alt); }
.flow-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  max-width: 1000px;
  margin: 0 auto;
}
.flow-pattern {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 32px;
}
.flow-pattern-title {
  font-size: 1.05rem;
  color: var(--color-primary-dark);
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--color-border);
}
.flow-steps { display: flex; flex-direction: column; gap: 22px; }
.flow-step {
  display: flex;
  gap: 16px;
  align-items: center;
}
.flow-step-icon {
  position: relative;
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
}
.flow-step-icon svg {
  position: absolute;
  bottom: -4px;
  right: -4px;
  width: 14px;
  height: 14px;
  padding: 3px;
  box-sizing: content-box;
  border-radius: 50%;
  background: var(--color-accent);
  border: 2px solid #fff;
}
.flow-step-num {
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: 1.1rem;
  color: #fff;
}
.flow-step-body h4 { font-size: 0.96rem; color: var(--color-primary-dark); margin-bottom: 4px; display: flex; align-items: center; min-height: 44px; }
.flow-step-body p { font-size: 0.85rem; color: var(--color-text-soft); margin: 0; }
.flow-note { text-align: center; font-size: 0.78rem; color: var(--color-text-soft); opacity: 0.8; margin: 32px 0 0; }

/* ---------- Company ---------- */
.company { background: var(--color-bg-alt); }
.company-table { max-width: 780px; margin: 0 auto; background: #fff; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--color-border); }
.company-table th, .company-table td { padding: 18px 24px; text-align: left; font-size: 0.92rem; border-bottom: 1px solid var(--color-border); }
.company-table tr:last-child th, .company-table tr:last-child td { border-bottom: none; }
.company-table th { width: 180px; color: var(--color-primary-dark); font-weight: 700; background: var(--color-bg); }
.company-table td { color: var(--color-text-soft); }

/* ---------- Contact ---------- */
.contact-inner { max-width: 640px; }
.contact-lead { text-align: center; color: var(--color-text-soft); margin-bottom: 40px; }
.contact-form { display: flex; flex-direction: column; gap: 20px; }
.form-row { display: flex; flex-direction: column; gap: 8px; }
.form-row label { font-size: 0.88rem; font-weight: 700; color: var(--color-primary-dark); }
.req { color: var(--color-accent); font-size: 0.72rem; font-weight: 700; border: 1px solid var(--color-accent); border-radius: 4px; padding: 1px 6px; margin-left: 4px; }
.form-row input, .form-row select, .form-row textarea {
  font-family: var(--font-body);
  font-size: 0.94rem;
  padding: 12px 14px;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  background: #fff;
  color: var(--color-text);
}
.form-row input:focus, .form-row select:focus, .form-row textarea:focus {
  outline: none;
  border-color: var(--color-primary);
}
.checkbox-row { flex-direction: row; align-items: center; gap: 10px; }
.checkbox-row label { font-weight: 500; }
.policy-link { text-decoration: underline; color: var(--color-primary); }
.form-message { text-align: center; font-size: 0.9rem; margin: 4px 0 0; min-height: 1.2em; }
.form-message--success { color: var(--color-primary); font-weight: 700; }
.form-message--error { color: #c0392b; font-weight: 700; }

/* ---------- Legal (プライバシーポリシー等) ---------- */
.legal-content { max-width: 760px; margin: 0 auto; }
.legal-title { text-align: left; margin-bottom: 8px; }
.legal-date { color: var(--color-text-soft); font-size: 0.85rem; margin-bottom: 32px; }
.legal-content h2 {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  color: var(--color-primary-dark);
  margin: 40px 0 14px;
}
.legal-content p { color: var(--color-text-soft); font-size: 0.94rem; }
.legal-content ul { margin: 0 0 1em; padding-left: 1.4em; list-style: disc; }
.legal-content li { color: var(--color-text-soft); font-size: 0.94rem; margin-bottom: 6px; }
.legal-back {
  display: inline-block;
  margin-top: 32px;
  color: var(--color-primary);
  font-weight: 700;
  font-size: 0.9rem;
}
.legal-back:hover { text-decoration: underline; }

/* ---------- Footer ---------- */
.site-footer { background: var(--color-primary-dark); color: #cfe0d8; padding: 48px 0; }
.footer-inner { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 24px; }
.footer-logo { height: 32px; width: auto; }
.footer-brand p { margin: 8px 0 0; font-size: 0.85rem; color: #a9c1b6; }
.footer-meta { text-align: right; font-size: 0.82rem; color: #a9c1b6; }
.footer-meta p { margin: 0 0 4px; }
.footer-meta a:hover { text-decoration: underline; }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .hero-inner { padding-top: 60px; padding-bottom: 80px; }
  .card-grid { grid-template-columns: 1fr; }
  .case-card { grid-template-columns: 1fr; text-align: center; }
  .why-item { flex-direction: column; text-align: center; }
  .why-photo { width: 100%; max-width: 220px; }
  .media-inner { grid-template-columns: 1fr; }
  .media-copy .section-title, .media-copy .section-eyebrow { text-align: center; }
  .media-copy { text-align: center; }
  .media-stats { justify-content: center; }
  .media-links { justify-content: center; }
  .media-inner--radio { grid-template-columns: 1fr; margin-top: 48px; padding-top: 48px; }
  .media-tag, .media-sub-title { text-align: center; }
  .message-inner { grid-template-columns: 1fr; text-align: center; }
  .message .section-title, .message .section-eyebrow { text-align: center; }
  .message-photo { width: 180px; }
  .flow-grid { grid-template-columns: 1fr; }
}

@media (max-width: 760px) {
  .main-nav {
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: #fff;
    flex-direction: column;
    align-items: flex-start;
    padding: 20px 24px;
    gap: 18px;
    border-bottom: 1px solid var(--color-border);
    display: none;
  }
  .main-nav.open { display: flex; }
  .nav-toggle { display: flex; }
  .section { padding: 64px 0; }
  .footer-inner { flex-direction: column; text-align: left; }
  .footer-meta { text-align: left; }
  .company-table th { width: 120px; font-size: 0.82rem; }
  .company-table th, .company-table td { padding: 14px; }
}