:root {
  --color-bg: #ffffff;
  --color-bg-alt: #f6f4fb;
  --color-text: #1f2933;
  --color-text-muted: #5a5f72;
  --color-primary: #2b1264;
  --color-primary-dark: #1a0b40;
  --color-primary-soft: #efeaf9;
  --color-accent: #d99b1f;
  --color-accent-soft: #fdf1d6;
  --color-border: #e3e1ec;
  --max-width: 1080px;
  --radius: 10px;
  --font-heading: "Hiragino Mincho ProN", "Yu Mincho", "YuMincho", Georgia, serif;
  --shadow-sm: 0 1px 3px rgba(24, 12, 60, 0.06);
  --shadow-md: 0 12px 24px -8px rgba(24, 12, 60, 0.16);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Hiragino Kaku Gothic ProN", "Yu Gothic", "Helvetica Neue", Arial, sans-serif;
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--color-primary);
  text-decoration: none;
}

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

/* Header */
.site-header {
  position: sticky;
  top: 0;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(6px);
  box-shadow: 0 1px 0 var(--color-border);
  z-index: 100;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 10px;
  padding-bottom: 10px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  transition: opacity 0.2s ease;
}

.logo img {
  width: auto;
  height: 56px;
  line-height: 0;
}

.logo-name {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.3rem;
  color: var(--color-primary-dark);
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.logo:hover {
  opacity: 0.85;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 28px;
  font-size: 0.9rem;
}

.site-nav a {
  position: relative;
  color: var(--color-text-muted);
  padding: 4px 0;
  transition: color 0.2s ease;
}

.site-nav a:not(.nav-cta)::after {
  content: "";
  position: absolute;
  left: 0;
  right: 100%;
  bottom: 0;
  height: 2px;
  background: var(--color-accent);
  transition: right 0.2s ease;
}

.site-nav a:not(.nav-cta):hover {
  color: var(--color-text);
}

.site-nav a:not(.nav-cta):hover::after {
  right: 0;
}

.site-nav a.nav-cta {
  background: var(--color-primary);
  color: #fff !important;
  padding: 11px 24px;
  line-height: 1;
  border-radius: 999px;
  font-weight: 600;
  white-space: nowrap;
  transition: background 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}

.nav-cta:hover {
  background: var(--color-primary-dark);
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}

/* Hero */
.hero {
  padding: 96px 0 72px;
  background:
    radial-gradient(600px 320px at 50% -10%, var(--color-primary-soft) 0%, rgba(239, 234, 249, 0) 70%),
    var(--color-bg);
  text-align: center;
}

.hero-inner {
  margin: 0 auto;
  max-width: 760px;
}

.hero-eyebrow {
  display: inline-block;
  color: var(--color-primary);
  font-weight: 700;
  letter-spacing: 0.08em;
  font-size: 0.8rem;
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--color-accent);
}

.hero h1 {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 2.25rem;
  line-height: 1.55;
  margin: 0 0 24px;
  color: var(--color-primary-dark);
}

.hero-lead {
  color: var(--color-text-muted);
  margin-bottom: 36px;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 15px 36px;
  border-radius: 999px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  font-size: 1rem;
  transition: background 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}

.btn-primary {
  background: var(--color-primary);
  color: #fff;
  box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
  background: var(--color-primary-dark);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-block {
  width: 100%;
  text-align: center;
}

/* Sections */
.section {
  padding: 80px 0;
}

.section-alt {
  background: var(--color-bg-alt);
}

.section-title {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1.6rem;
  text-align: center;
  margin-bottom: 16px;
  color: var(--color-primary-dark);
  position: relative;
  padding-bottom: 18px;
}

.section-title::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  width: 40px;
  height: 3px;
  background: var(--color-accent);
  border-radius: 2px;
}

.section-lead {
  text-align: center;
  color: var(--color-text-muted);
  max-width: 640px;
  margin: 0 auto 44px;
}

/* Grid / cards */
.grid {
  display: grid;
  gap: 24px;
}

.grid-3 {
  grid-template-columns: repeat(3, 1fr);
}

.grid-4 {
  grid-template-columns: repeat(4, 1fr);
}

.card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-top: 3px solid var(--color-primary);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.card h3 {
  margin-top: 0;
  font-size: 1.05rem;
  color: var(--color-primary-dark);
}

.card p {
  color: var(--color-text-muted);
  margin-bottom: 0;
  font-size: 0.95rem;
}

/* Pricing table */
.pricing-table {
  max-width: 560px;
  margin: 0 auto;
  overflow-x: auto;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}

.pricing-table table {
  width: 100%;
  border-collapse: collapse;
  background: #fff;
  border-radius: var(--radius);
  overflow: hidden;
}

.pricing-table th,
.pricing-table td {
  padding: 16px 22px;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}

.pricing-table th {
  background: var(--color-primary);
  color: #fff;
  font-size: 0.9rem;
  font-weight: 600;
}

.pricing-table td {
  font-size: 0.95rem;
}

.pricing-table td:last-child {
  font-weight: 700;
  color: var(--color-primary-dark);
}

.pricing-table tr:last-child td {
  border-bottom: none;
}

.pricing-table tbody tr:hover td {
  background: var(--color-primary-soft);
}

.pricing-note {
  text-align: center;
  color: var(--color-text-muted);
  font-size: 0.85rem;
  margin-top: 18px;
}

/* Tickets (回数券) block, nested inside the pricing section */
.tickets-block {
  max-width: 640px;
  margin: 56px auto 0;
  padding-top: 48px;
  border-top: 1px solid var(--color-border);
}

.tickets-title {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1.25rem;
  text-align: center;
  color: var(--color-primary-dark);
  margin: 0 0 16px;
}

.tickets-lead {
  text-align: center;
  color: var(--color-text-muted);
  margin: 0 0 32px;
}

.tickets-table {
  max-width: 640px;
}

.tickets-table td:nth-child(2),
.tickets-table td:last-child {
  font-weight: 700;
  color: var(--color-primary-dark);
}

.tickets-notes {
  margin: 28px 0 0;
  padding-left: 1.2em;
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

.tickets-notes li {
  margin-bottom: 8px;
}

.tickets-notes li:last-child {
  margin-bottom: 0;
}

.tickets-cta {
  text-align: center;
  margin-top: 32px;
}

/* Flow list */
.flow-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 28px;
}

.flow-list li {
  display: flex;
  gap: 20px;
  align-items: flex-start;
}

.flow-step {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-weight: 700;
  box-shadow: var(--shadow-sm);
}

.flow-list h3 {
  margin: 0 0 4px;
  font-size: 1rem;
  color: var(--color-primary-dark);
}

.flow-list p {
  margin: 0;
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

/* Contact form */
.contact-form {
  max-width: 560px;
  margin: 0 auto;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 36px;
  box-shadow: var(--shadow-sm);
}

.form-row {
  margin-bottom: 20px;
}

.form-row label {
  display: block;
  font-weight: 600;
  margin-bottom: 6px;
  font-size: 0.9rem;
}

.required {
  color: #c53030;
  font-weight: 500;
  font-size: 0.75rem;
}

.form-row input,
.form-row select,
.form-row textarea {
  width: 100%;
  padding: 11px 14px;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  font-size: 1rem;
  font-family: inherit;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-soft);
}

.form-error {
  max-width: 560px;
  margin: 0 auto 20px;
  padding: 14px 18px;
  background: #fdecea;
  color: #a12622;
  border: 1px solid #f5c6cb;
  border-radius: var(--radius);
  text-align: center;
  font-size: 0.9rem;
}

/* Honeypot field: hidden from real users, left in the tab/DOM flow for bots */
.hp-field {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

/* Footer */
.site-footer {
  padding: 40px 0;
  text-align: center;
  background: var(--color-primary-dark);
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.85rem;
}

.site-footer p {
  margin: 4px 0;
}

/* Responsive */
@media (max-width: 900px) {
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) and (min-width: 480px) {
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .container {
    padding: 0 16px;
  }

  .logo {
    gap: 8px;
  }

  .logo img {
    height: 36px;
  }

  .logo-name {
    font-size: 0.9rem;
  }

  .site-nav {
    gap: 0;
  }

  /* 幅が狭い画面ではリンクのテキストが折り返してヘッダーが崩れるため、
     補助的なアンカーリンクは非表示にし、CTAボタンだけを残す */
  .site-nav a:not(.nav-cta) {
    display: none;
  }

  .site-nav a.nav-cta {
    padding: 8px 14px;
    font-size: 0.78rem;
  }

  .hero {
    padding: 64px 0 48px;
  }

  .hero h1 {
    font-size: 1.5rem;
  }

  .section {
    padding: 56px 0;
  }

  .contact-form {
    padding: 24px;
  }
}