:root {
  --color-primary: #2c5f7c;
  --color-primary-dark: #173243;
  --color-primary-soft: #e7eff3;
  --color-accent: #e8934a;          /* 装飾（線・グラデーション）専用 */
  --color-accent-deep: #b06214;     /* 文字がのる箇所用（白文字とのコントラスト比 4.56 : AA達成） */
  --color-accent-soft: #fdf0e2;
  --color-bg: #ffffff;
  --color-bg-soft: #f7f6f2;
  --color-text: #2b2b2b;
  --color-text-muted: #6b6b6b;
  --color-border: #e5e3de;
  --font-sans: "Noto Sans JP", -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Yu Gothic UI", "Segoe UI", sans-serif;
  --font-display: "Zen Maru Gothic", var(--font-sans);
  --max-width: 1040px;
  --radius-lg: 20px;
  --shadow-soft: 0 16px 40px -20px rgba(23, 50, 67, 0.35);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 {
  font-family: var(--font-display);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--color-primary);
}

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

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 24px;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
}

.site-header__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.site-header__logo img.site-header__logo-mark {
  height: 44px;
  width: 44px;
}

.site-header__logo img.site-header__logo-word {
  height: 26px;
  width: auto;
}

.menu-button {
  display: flex;
  align-items: center;
  gap: 8px;
  background: none;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  padding: 8px 14px;
  font-size: 14px;
  font-family: inherit;
  color: var(--color-text);
  cursor: pointer;
}

.menu-button:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.menu-button__bars {
  display: inline-flex;
  flex-direction: column;
  gap: 3px;
}

.menu-button__bars span {
  width: 18px;
  height: 2px;
  background: currentColor;
  display: block;
}

/* ---------- Nav drawer ---------- */
.nav-overlay {
  position: fixed;
  inset: 0;
  background: rgba(20, 20, 20, 0.4);
  z-index: 200;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
}

.nav-drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(320px, 85vw);
  background: var(--color-bg);
  z-index: 201;
  transform: translateX(100%);
  transition: transform 0.25s ease;
  display: flex;
  flex-direction: column;
  padding: 20px;
  box-shadow: -8px 0 24px rgba(0, 0, 0, 0.08);
}

body.nav-open .nav-overlay {
  opacity: 1;
  pointer-events: auto;
}

body.nav-open .nav-drawer {
  transform: translateX(0);
}

.nav-drawer__close {
  align-self: flex-end;
  background: none;
  border: none;
  font-size: 24px;
  line-height: 1;
  cursor: pointer;
  color: var(--color-text-muted);
  padding: 8px;
}

.nav-drawer__list {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
}

.nav-drawer__list li + li {
  border-top: 1px solid var(--color-border);
}

.nav-drawer__list a {
  display: block;
  padding: 16px 8px;
  text-decoration: none;
  color: var(--color-text);
  font-size: 16px;
}

.nav-drawer__list a:hover {
  color: var(--color-primary);
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  text-align: center;
  padding: 72px 24px 64px;
  background:
    radial-gradient(60% 80% at 15% 0%, var(--color-primary-soft) 0%, transparent 60%),
    radial-gradient(50% 60% at 100% 10%, var(--color-accent-soft) 0%, transparent 55%),
    var(--color-bg-soft);
  overflow: hidden;
}

.hero--simple {
  padding: 56px 24px;
}

.hero__eyebrow {
  display: inline-block;
  padding: 6px 18px;
  border-radius: 999px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  color: var(--color-primary);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  margin-bottom: 20px;
}

.hero h1 {
  font-size: clamp(26px, 4.6vw, 38px);
  font-weight: 700;
  margin: 0 0 16px;
  color: var(--color-primary-dark);
  letter-spacing: 0.01em;
}

.hero p {
  margin: 0;
  color: var(--color-text-muted);
  font-size: clamp(15px, 2.4vw, 18px);
}

.hero p.hero__tagline {
  font-family: var(--font-display);
  font-size: clamp(16px, 2.6vw, 20px);
  color: var(--color-primary);
  margin-bottom: 6px;
}

.hero__actions {
  margin-top: 32px;
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ---------- Hero (full-bleed photo variant) ---------- */
.hero--photo {
  position: relative;
  min-height: clamp(460px, 78vh, 720px);
  padding: 0;
  display: flex;
  align-items: flex-end;
  text-align: left;
  background: var(--color-bg-soft);
}

.hero__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  z-index: 0;
  filter: brightness(1.05) saturate(1.05);
}

.hero__scrim {
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(100deg, rgba(255, 255, 255, 0.94) 0%, rgba(255, 255, 255, 0.82) 28%, rgba(255, 255, 255, 0.35) 55%, rgba(255, 255, 255, 0.02) 78%),
    linear-gradient(0deg, rgba(255, 255, 255, 0.25) 0%, transparent 35%);
}

.hero--photo .hero__content {
  position: relative;
  z-index: 2;
  padding: 64px 24px 56px;
  max-width: 680px;
  width: 100%;
  margin: 0 auto;
}

.hero--photo .hero__actions {
  justify-content: flex-start;
}

@media (max-width: 640px) {
  .hero--photo {
    min-height: clamp(420px, 88vh, 560px);
    align-items: center;
  }

  .hero--photo .hero__content {
    text-align: center;
    padding: 32px 20px;
  }

  .hero--photo .hero__actions {
    justify-content: center;
  }
}

/* ---------- Sections ---------- */
.section {
  padding: 48px 0;
}

.section + .section {
  border-top: 1px solid var(--color-border);
}

.section-eyebrow {
  display: block;
  text-align: center;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--color-accent-deep);
  margin-bottom: 10px;
}

.section h2 {
  font-size: clamp(22px, 3vw, 28px);
  color: var(--color-primary-dark);
  margin: 0 0 20px;
  text-align: center;
}

.section-lead {
  max-width: 720px;
  margin: 0 auto 32px;
  text-align: center;
  color: var(--color-text-muted);
}

.strength-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
  max-width: 960px;
  margin: 0 auto;
}

.strength-card {
  position: relative;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 28px 24px 24px;
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}

.strength-card:hover {
  box-shadow: var(--shadow-soft);
  transform: translateY(-2px);
}

.strength-card__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-primary-soft);
  color: var(--color-primary);
  font-family: var(--font-display);
  font-weight: 700;
  margin-bottom: 14px;
}

.strength-card--feature {
  grid-column: 1 / -1;
  background: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  color: #fff;
}

.strength-card--feature .strength-card__num {
  background: var(--color-accent-deep);
  color: #fff;
}

.strength-card h3 {
  color: var(--color-primary);
  font-size: 17px;
  margin: 0 0 8px;
}

.strength-card p {
  margin: 0;
  color: var(--color-text);
  font-size: 14.5px;
}

/* 詳細度が同じなので、必ず .strength-card h3 / p より後に書くこと */
.strength-card--feature h3 {
  color: #fff;
}

.strength-card--feature p {
  color: #cfe0e8;
}

.photo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin-top: 32px;
}

.photo-grid img {
  border-radius: 8px;
  width: 100%;
  height: 260px;
  object-fit: cover;
}

.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  max-width: 720px;
  margin: 0 auto;
}

.gallery figure {
  margin: 0;
  text-align: center;
}

.gallery img {
  border-radius: 14px;
  border: 1px solid var(--color-border);
  margin-bottom: 10px;
  box-shadow: var(--shadow-soft);
}

.gallery figcaption {
  font-size: 14px;
  color: var(--color-text-muted);
}

/* ---------- Access / map ---------- */
.access-block {
  max-width: 720px;
  margin: 0 auto;
}

.access-block iframe {
  width: 100%;
  height: 320px;
  border: 0;
  border-radius: var(--radius-lg);
  margin-bottom: 16px;
  box-shadow: var(--shadow-soft);
}

.access-note {
  background: var(--color-bg-soft);
  border-radius: 12px;
  padding: 16px 20px;
  font-size: 14px;
  color: var(--color-text-muted);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-block;
  padding: 13px 30px;
  border-radius: 999px;
  background: var(--color-accent-deep);
  color: #fff;
  text-decoration: none;
  font-weight: 700;
  font-size: 15px;
  box-shadow: 0 10px 24px -10px rgba(176, 98, 20, 0.7);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 28px -10px rgba(176, 98, 20, 0.8);
}

.btn-outline {
  background: transparent;
  border: 1.5px solid var(--color-primary);
  color: var(--color-primary);
  box-shadow: none;
}

.btn-outline:hover {
  background: var(--color-primary-soft);
}

.btn-outline--on-photo {
  border-color: rgba(255, 255, 255, 0.7);
  color: #fff;
}

.btn-outline--on-photo:hover {
  background: #fff;
  color: var(--color-primary-dark);
}

/* ---------- Apply steps ---------- */
.steps {
  max-width: 640px;
  margin: 0 auto;
  padding: 0;
  list-style: none;
  counter-reset: step;
}

.steps li {
  counter-increment: step;
  position: relative;
  padding: 0 0 32px 48px;
  border-left: 2px solid var(--color-border);
  margin-left: 16px;
}

.steps li:last-child {
  border-left-color: transparent;
  padding-bottom: 0;
}

.steps li::before {
  content: counter(step);
  position: absolute;
  left: -17px;
  top: 0;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  font-size: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.steps h3 {
  margin: 0 0 6px;
  font-size: 16px;
}

.steps p {
  margin: 0;
  color: var(--color-text-muted);
  font-size: 14px;
}

/* ---------- Rules / legal ---------- */
.rules-list {
  max-width: 720px;
  margin: 0 auto;
}

.rules-list article {
  padding: 20px 0;
  border-bottom: 1px solid var(--color-border);
}

.rules-list article:last-child {
  border-bottom: none;
}

.rules-list h3 {
  color: var(--color-primary);
  margin: 0 0 8px;
  font-size: 16px;
}

.rules-list p {
  margin: 0;
}

table.legal-table {
  width: 100%;
  max-width: 720px;
  margin: 0 auto;
  border-collapse: collapse;
}

table.legal-table th,
table.legal-table td {
  text-align: left;
  padding: 14px 12px;
  border-bottom: 1px solid var(--color-border);
  vertical-align: top;
}

table.legal-table th {
  width: 30%;
  color: var(--color-text-muted);
  font-weight: 500;
  white-space: nowrap;
}

/* ---------- Pricing ---------- */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  max-width: 900px;
  margin: 0 auto;
}

.pricing-card {
  border: 1px solid var(--color-border);
  border-radius: 10px;
  padding: 24px;
  text-align: center;
}

.pricing-card h3 {
  margin: 0 0 8px;
  color: var(--color-primary-dark);
}

.pricing-card .price {
  font-size: 26px;
  font-weight: 700;
  color: var(--color-primary);
  margin: 8px 0;
}

.pricing-card .price small {
  font-size: 13px;
  font-weight: 400;
  color: var(--color-text-muted);
}

.pricing-card ul {
  text-align: left;
  padding-left: 20px;
  font-size: 14px;
  color: var(--color-text-muted);
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--color-primary-dark);
  color: #e9eef1;
  padding: 40px 24px 24px;
  font-size: 14px;
  border-top: 4px solid var(--color-accent);
}

.site-footer a {
  color: #ffffff;
}

.site-footer .container {
  display: flex;
  flex-wrap: wrap;
  gap: 32px;
  justify-content: space-between;
}

.site-footer__brand {
  display: flex;
  flex-direction: column;
}

.site-footer__brand-lockup {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}

.site-footer__brand img.site-footer__brand-mark {
  height: 40px;
  width: 40px;
}

.site-footer__brand img.site-footer__brand-word {
  height: 24px;
  width: auto;
}

.site-footer__links {
  list-style: none;
  padding: 0;
  margin: 0;
}

.site-footer__links li {
  margin-bottom: 8px;
}

.site-footer__notice {
  margin-top: 24px;
  padding-top: 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  font-size: 12px;
  color: #b9c6cc;
  max-width: var(--max-width);
  margin-left: auto;
  margin-right: auto;
}

@media (max-width: 640px) {
  .hero {
    padding: 40px 16px 32px;
  }

  .section {
    padding: 36px 0;
  }
}