/* ============================================================
   1. Custom Properties
   ============================================================ */
:root {
  --color-bg:             #050a12;
  --glass-bg:             rgba(255, 255, 255, 0.06);
  --glass-bg-hover:       rgba(255, 255, 255, 0.10);
  --glass-border:         rgba(255, 255, 255, 0.12);
  --glass-border-hover:   rgba(255, 255, 255, 0.22);
  --glass-blur:           blur(18px);
  --glass-shadow:         0 8px 32px rgba(0, 0, 0, 0.4);

  --color-text-primary:   #f0f4f8;
  --color-text-secondary: #a8b8c8;
  --color-text-accent:    #60c8e8;
  --color-accent:         #3bb5d6;
  --color-accent-glow:    rgba(59, 181, 214, 0.25);
  --color-accent-dark:    #2a9ab8;

  --color-card-app:       #7b6cf6;
  --color-card-web:       #3bb5d6;
  --color-card-promo:     #f59e42;

  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --transition-base: 0.3s ease;

  --font-en: 'Poppins', sans-serif;
  --font-ja: 'BIZ UDGothic', sans-serif;
  --font-display: 'Poppins', sans-serif;

  --nav-height: 72px;
}

/* ============================================================
   2. CSS Reset
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--color-bg);
  color: var(--color-text-primary);
  font-family: var(--font-ja), var(--font-en), sans-serif;
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; border: none; background: none; font: inherit; }
ul { list-style: none; }
input, textarea, button { font: inherit; }
textarea { resize: vertical; }

/* ============================================================
   3. Base Typography
   ============================================================ */
h1, h2, h3, h4 {
  font-family: var(--font-ja), var(--font-en), sans-serif;
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--color-text-primary);
}
body.lang-en h1,
body.lang-en h2,
body.lang-en h3,
body.lang-en h4 {
  font-family: var(--font-en), var(--font-ja), sans-serif;
}
h1 { font-size: clamp(2.5rem, 7vw, 5rem); }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.2rem); }
h3 { font-size: clamp(1.15rem, 2vw, 1.4rem); }
h4 { font-size: clamp(1rem, 1.5vw, 1.1rem); }
p {
  font-size: 1rem;
  line-height: 1.9;
  color: var(--color-text-secondary);
}
/* Japanese-specific */
:lang(ja), .ja {
  font-feature-settings: "palt" 1;
  word-break: break-all;
  overflow-wrap: break-word;
}

/* ============================================================
   4. Layout Utilities
   ============================================================ */
.container {
  width: 100%;
  max-width: 1200px;
  margin-inline: auto;
  padding-inline: 24px;
}
.section {
  position: relative;
  z-index: 1;
  padding-block: 100px;
  background: transparent;
}
.section-header {
  text-align: center;
  margin-bottom: 56px;
}
.section-title {
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 1.15;
  color: var(--color-text-primary);
  margin-bottom: 20px;
  font-family: var(--font-display), sans-serif;
  font-weight: 300;
  letter-spacing: -0.01em;
}
.section-intro {
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  color: var(--color-text-secondary);
  max-width: 640px;
  margin-inline: auto;
  line-height: 1.8;
}
.section-cta {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  margin-top: 56px;
  text-align: center;
}
.section-cta-text {
  font-size: 1rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}
.cards-grid {
  display: grid;
  gap: 24px;
}
.cards-grid-3 { grid-template-columns: 1fr; }

/* ============================================================
   5. Glassmorphism
   ============================================================ */
.glass-card {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  box-shadow: var(--glass-shadow);
  transition: background var(--transition-base),
              border-color var(--transition-base),
              transform var(--transition-base);
}
.glass-card:hover {
  background: var(--glass-bg-hover);
  border-color: var(--glass-border-hover);
  transform: translateY(-4px);
}
.glass-card-glow {
  border-color: var(--color-accent);
  box-shadow: var(--glass-shadow), 0 0 40px var(--color-accent-glow);
}

/* ============================================================
   6. Scroll Reveal
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================================
   7. Buttons
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-weight: 500;
  transition: all var(--transition-base);
  white-space: nowrap;
}
.btn svg { width: 16px; height: 16px; flex-shrink: 0; }
.btn-primary {
  background: var(--color-accent);
  color: #fff;
  box-shadow: 0 4px 20px var(--color-accent-glow);
}
.btn-primary:hover {
  background: var(--color-accent-dark);
  box-shadow: 0 6px 28px rgba(59, 181, 214, 0.4);
  transform: translateY(-2px);
}
.btn-ghost {
  background: transparent;
  color: var(--color-text-primary);
  border: 1px solid var(--glass-border-hover);
}
.btn-ghost:hover {
  background: var(--glass-bg);
  border-color: var(--color-accent);
  color: var(--color-text-accent);
  transform: translateY(-2px);
}
.btn-lg {
  padding: 16px 32px;
  font-size: 1rem;
  border-radius: var(--radius-md);
}
.btn-full { width: 100%; justify-content: center; }

/* ============================================================
   8. Vanta Background
   ============================================================ */
#vanta-bg {
  position: fixed;
  inset: 0;
  z-index: 0;
}

/* ============================================================
   9. NAV
   ============================================================ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--nav-height);
  transition: background var(--transition-base), border-color var(--transition-base);
}
.nav.scrolled {
  background: rgba(5, 10, 18, 0.8);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-bottom: 1px solid var(--glass-border);
}
.nav-inner {
  display: flex;
  align-items: center;
  height: 100%;
  gap: 32px;
}
.nav-logo {
  font-family: var(--font-en);
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--color-text-primary);
  letter-spacing: -0.02em;
  flex-shrink: 0;
}
.nav-links {
  display: none;
  gap: 28px;
  flex: 1;
  justify-content: center;
}
.nav-links a {
  font-size: 1rem;
  color: var(--color-text-secondary);
  transition: color var(--transition-base);
}
.nav-links a:hover { color: var(--color-text-primary); }
.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-left: auto;
}
.lang-toggle {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  padding: 6px 12px;
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  transition: all var(--transition-base);
}
.lang-toggle:hover {
  color: var(--color-text-primary);
  border-color: var(--glass-border-hover);
}
.nav-cta { display: none; }
.hamburger {
  color: var(--color-text-primary);
  padding: 6px;
}
.hamburger svg { width: 24px; height: 24px; }

/* ============================================================
   10. Mobile Menu
   ============================================================ */
.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(5, 10, 18, 0.97);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 32px;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base);
}
.mobile-menu.open {
  opacity: 1;
  pointer-events: auto;
}
.mobile-menu-close {
  position: absolute;
  top: 24px;
  right: 24px;
  color: var(--color-text-primary);
  padding: 8px;
}
.mobile-menu-close svg { width: 28px; height: 28px; }
.mobile-nav-links {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 28px;
}
.mobile-nav-link {
  font-size: 1.4rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  transition: color var(--transition-base);
}
.mobile-nav-link:hover { color: var(--color-text-primary); }
.mobile-nav-cta { margin-top: 8px; }

/* ============================================================
   11. Hero
   ============================================================ */
.hero {
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-top: var(--nav-height);
}
.hero-content { text-align: center; }
.hero-label {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text-accent);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 24px;
  font-size: clamp(0.8rem, 1.5vw, 0.95rem);
}
.hero-h1 {
  font-size: clamp(2.5rem, 7vw, 5rem);
  line-height: 1.06;
  color: var(--color-text-primary);
  margin-bottom: 24px;
}
.hero-sub {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--color-text-secondary);
  max-width: 560px;
  margin-inline: auto;
  margin-bottom: 40px;
  line-height: 1.8;
}
.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
}
.scroll-indicator {
  display: flex;
  justify-content: center;
  padding: 32px;
  color: var(--color-text-secondary);
  animation: bounce 2s infinite;
}
.scroll-indicator svg { width: 28px; height: 28px; }
@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(8px); }
}

/* ============================================================
   12. Value Props
   ============================================================ */
.value-card {
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.value-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
}
.value-icon svg { width: 22px; height: 22px; }
.value-card h3 {
  font-size: 1.15rem;
  line-height: 1.4;
  color: var(--color-text-primary);
}
.value-card p {
  font-size: 0.9375rem;
  line-height: 1.85;
}

/* ============================================================
   12b. Vision
   ============================================================ */
.vision-wrap {
  max-width: 800px;
  margin-inline: auto;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 28px;
}
.vision-statement {
  font-size: clamp(1.4rem, 3vw, 2rem);
  font-weight: 600;
  color: var(--color-text-primary);
  line-height: 1.5;
  font-family: var(--font-ja), var(--font-en), sans-serif;
}
body.lang-en .vision-statement {
  font-family: var(--font-en), var(--font-ja), sans-serif;
}
.vision-sub {
  font-size: clamp(1rem, 1.8vw, 1.15rem);
  color: var(--color-text-secondary);
  line-height: 1.9;
}
.vision-pillars {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 40px;
  padding: 8px 0;
  width: 100%;
}
.vision-pillar {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  font-size: 1rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
  min-width: 120px;
}
.vision-pillar-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-sm);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
}
.vision-pillar-icon svg { width: 24px; height: 24px; }
.vision-bridge {
  font-size: 1rem;
  color: var(--color-text-accent);
  font-weight: 500;
  letter-spacing: 0.02em;
  padding-top: 8px;
  border-top: 1px solid var(--glass-border);
  width: 100%;
}

/* ============================================================
   13. Services
   ============================================================ */
.service-card {
  padding: 36px 32px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  border-top: 3px solid var(--card-accent, var(--color-accent));
}
.service-icon svg { width: 32px; height: 32px; }
.service-badge {
  display: inline-flex;
  align-self: flex-start;
  padding: 4px 12px;
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.05em;
}
.service-card h3 {
  font-size: 1.3rem;
  color: var(--color-text-primary);
}
.service-card p {
  font-size: 0.9375rem;
  flex: 1;
}
.service-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.9rem;
  font-weight: 500;
  margin-top: auto;
  transition: gap var(--transition-base);
}
.service-link:hover { gap: 10px; }
.service-link svg { width: 14px; height: 14px; }

/* ============================================================
   14. About
   ============================================================ */
.about-grid {
  display: grid;
  gap: 48px;
  max-width: 860px;
  margin-inline: auto;
}
.about-photo-wrap {
  position: relative;
  width: 200px;
  margin-inline: auto;
}
.about-photo {
  width: 200px;
  height: 240px;
  object-fit: cover;
  border-radius: var(--radius-md);
  filter: grayscale(100%);
  border: 1px solid var(--glass-border);
}
.about-photo-placeholder {
  width: 200px;
  height: 240px;
  border-radius: var(--radius-md);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-secondary);
}
.about-photo-placeholder svg { width: 64px; height: 64px; }
.about-bio { display: flex; flex-direction: column; gap: 20px; }
.about-name h3 {
  font-size: 1.5rem;
  color: var(--color-text-primary);
}
.about-name-en {
  font-size: 1rem;
  color: var(--color-text-secondary);
  font-weight: 400;
}
.about-role {
  font-size: 0.85rem;
  color: var(--color-text-accent);
  letter-spacing: 0.05em;
}
.about-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: rgba(59, 181, 214, 0.12);
  border: 1px solid rgba(59, 181, 214, 0.3);
  border-radius: 100px;
  font-size: 0.85rem;
  color: var(--color-text-accent);
  align-self: flex-start;
}
.about-badge svg { width: 16px; height: 16px; }
.about-affiliations { display: flex; flex-direction: column; gap: 12px; }
.about-affiliations li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 1rem;
  color: var(--color-text-secondary);
  line-height: 1.5;
}
.about-affiliations li svg { width: 16px; height: 16px; flex-shrink: 0; margin-top: 3px; color: var(--color-accent); }
.about-affiliations-block {
  border-top: 1px solid var(--glass-border);
  padding-top: 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.about-affiliations-heading {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-accent);
  font-family: var(--font-en);
}
.about-affiliations-region {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.about-region-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-text-primary);
  opacity: 0.6;
  letter-spacing: 0.04em;
}

/* ============================================================
   14b. Speaking Cards
   ============================================================ */
.speaking-card {
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.speaking-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.speaking-new-badge {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #fff;
  background: var(--color-accent);
  padding: 3px 10px;
  border-radius: 100px;
  animation: pulse-badge 2s infinite;
}
@keyframes pulse-badge {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.6; }
}
.speaking-card h3 { font-size: clamp(1.15rem, 2vw, 1.35rem); }
.speaking-card p { font-size: 0.9375rem; line-height: 1.85; flex: 1; }
.speaking-topics {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-top: 4px;
}
.speaking-topics li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
  color: var(--color-text-secondary);
}
.speaking-topics li svg { width: 13px; height: 13px; color: var(--color-accent); flex-shrink: 0; }
.speaking-track-title {
  font-size: clamp(1.1rem, 2vw, 1.4rem);
  font-weight: 600;
  color: var(--color-text-primary);
  text-align: center;
}

/* ============================================================
   15. Seminars Timeline
   ============================================================ */
.timeline {
  display: flex;
  flex-direction: column;
  gap: 0;
  max-width: 720px;
  margin-inline: auto;
}
.timeline-group { display: flex; flex-direction: column; }
.timeline-year-badge {
  display: inline-flex;
  align-self: flex-start;
  background: var(--color-accent);
  color: #fff;
  font-size: 0.85rem;
  font-weight: 600;
  padding: 4px 16px;
  border-radius: 100px;
  margin-bottom: 16px;
  margin-top: 32px;
}
.timeline-group:first-child .timeline-year-badge { margin-top: 0; }
.timeline-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 16px 20px;
  margin-bottom: 12px;
}
.timeline-item p { font-size: 1rem; line-height: 1.7; flex: 1; }
.timeline-month {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-text-accent);
  min-width: 36px;
  flex-shrink: 0;
  padding-top: 2px;
}
.link-subtle {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  transition: color var(--transition-base), gap var(--transition-base);
}
.link-subtle:hover { color: var(--color-text-accent); gap: 12px; }
.link-subtle svg { width: 14px; height: 14px; }

/* ============================================================
   16. Lead Magnet
   ============================================================ */
.gift-card {
  max-width: 720px;
  margin-inline: auto;
  padding: 48px 40px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}
.gift-icon {
  width: 72px;
  height: 72px;
  border-radius: var(--radius-md);
  background: rgba(59, 181, 214, 0.15);
  border: 1px solid rgba(59, 181, 214, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
}
.gift-icon svg { width: 36px; height: 36px; }
.gift-badge {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-accent);
  padding: 4px 14px;
  border: 1px solid rgba(59, 181, 214, 0.3);
  border-radius: 100px;
}
.gift-title {
  font-size: clamp(1.4rem, 3vw, 1.8rem);
  color: var(--color-text-primary);
}
.gift-desc {
  font-size: 1rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
  max-width: 480px;
}
.gift-form { width: 100%; position: relative; }
.gift-form-fields {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 16px;
}
.gift-form input {
  width: 100%;
  padding: 14px 16px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  color: var(--color-text-primary);
  font-size: 1rem;
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
}
.gift-form input::placeholder { color: var(--color-text-secondary); }
.gift-form input:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-glow);
}
.gift-submit { width: 100%; justify-content: center; }
.gift-contact-link { font-size: 0.9rem; margin-top: 4px; }

/* ============================================================
   17. Contact Form
   ============================================================ */
.contact-badges {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-bottom: 32px;
}
.contact-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  background: rgba(59, 181, 214, 0.08);
  border: 1px solid rgba(59, 181, 214, 0.25);
  border-radius: 100px;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-text-accent);
}
.contact-badge svg { width: 15px; height: 15px; flex-shrink: 0; }


.contact-form-wrap {
  max-width: 640px;
  margin-inline: auto;
  padding: 40px 36px;
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 20px;
}
.form-group label {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-text-primary);
  display: flex;
  align-items: center;
  gap: 6px;
}
.required {
  color: var(--color-accent);
  font-size: 0.75rem;
}
.form-group input,
.form-group textarea {
  width: 100%;
  padding: 14px 16px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  color: var(--color-text-primary);
  font-size: 0.95rem;
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--color-text-secondary); opacity: 0.7; }
.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-glow);
}

/* ============================================================
   18. Footer
   ============================================================ */
.footer {
  position: relative;
  z-index: 1;
  color: #fff;
  border-top: 1px solid var(--glass-border);
}
.footer-widget {
  padding-top: 48px;
  padding-bottom: 40px;
  text-align: left;
}
.footer-logo {
  font-family: var(--font-en);
  font-size: clamp(2.4rem, 7vw, 4rem);
  font-weight: 700;
  color: var(--color-text-primary);
  opacity: 0.25;
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: 28px;
}
.footer-body {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 40px;
}
.footer-nav {
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex-shrink: 0;
  text-align: right;
}
.footer-nav a {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  transition: color var(--transition-base);
}
.footer-nav a:hover { color: var(--color-text-accent); }
.footer-content {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-company {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}
.footer-info-item {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  line-height: 1.8;
}
.footer-info-item svg {
  width: 15px;
  height: 15px;
  flex-shrink: 0;
  margin-top: 3px;
  color: var(--color-accent);
}
.footer-address {
  font-style: normal;
}
.footer-url { color: var(--color-text-secondary); }
.footer-url:hover { color: var(--color-text-accent); }
.footer-sns a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  transition: color var(--transition-base);
}
.footer-sns a:hover { color: var(--color-text-accent); }
.footer-sns svg { width: 15px; height: 15px; color: var(--color-accent); }
/* Bottom bar */
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  padding: 14px 24px;
  background: rgba(255,255,255,0.04);
  backdrop-filter: blur(1px);
  -webkit-backdrop-filter: blur(1px);
  border-top: 1px solid var(--glass-border);
  flex-wrap: wrap;
}
.footer-copy {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.35);
}

/* ============================================================
   19. Language Toggle
   ============================================================ */
.en { display: none; }
body.lang-en .ja { display: none; }
body.lang-en .en { display: inline; }
body.lang-en .btn .ja { display: none; }
body.lang-en .btn .en { display: inline; }
body.lang-en p.hero-label { display: block; }
body.lang-en .section-intro { display: block; }

/* ============================================================
   20. Media Queries
   ============================================================ */

/* Tablet: 768px+ */
@media (min-width: 768px) {
  .nav-links { display: flex; }
  .nav-cta { display: inline-flex; }
  .hamburger { display: none; }

  .cards-grid-3 { grid-template-columns: repeat(2, 1fr); }

  .about-grid {
    grid-template-columns: 280px 1fr;
    align-items: start;
  }
  .about-photo-wrap { margin-inline: 0; }
  .about-photo, .about-photo-placeholder { width: 280px; height: 340px; }

  .gift-form-fields { flex-direction: row; }

  .hero-ctas { flex-wrap: nowrap; }

}

/* Desktop: 1024px+ */
@media (min-width: 1024px) {
  .cards-grid-3 { grid-template-columns: repeat(3, 1fr); }
  .section { padding-block: 120px; }
}

/* ============================================================
   21. Privacy Policy Modal
   ============================================================ */
.privacy-link {
  background: none;
  border: none;
  color: var(--color-text-secondary);
  font-size: 0.78rem;
  cursor: pointer;
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color var(--transition-base);
  padding: 0;
}
.privacy-link:hover { color: var(--color-text-accent); }

.privacy-modal {
  position: fixed;
  inset: 0;
  z-index: 500;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}
.privacy-modal.open {
  opacity: 1;
  pointer-events: auto;
}
.privacy-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(5, 10, 18, 0.85);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}
.privacy-modal-box {
  position: relative;
  width: 100%;
  max-width: 720px;
  max-height: 85vh;
  display: flex;
  flex-direction: column;
  padding: 0;
  overflow: hidden;
}
.privacy-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 28px;
  border-bottom: 1px solid var(--glass-border);
  flex-shrink: 0;
}
.privacy-modal-header h2 {
  font-size: 1.1rem;
  color: var(--color-text-primary);
}
.privacy-modal-close {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  color: var(--color-text-secondary);
  transition: background var(--transition-base), color var(--transition-base);
  flex-shrink: 0;
}
.privacy-modal-close:hover {
  background: var(--glass-bg-hover);
  color: var(--color-text-primary);
}
.privacy-modal-close svg { width: 20px; height: 20px; }
.privacy-modal-body {
  overflow-y: auto;
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 0;
  -webkit-overflow-scrolling: touch;
}
.privacy-modal-body h3 {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-text-accent);
  letter-spacing: 0.04em;
  margin-top: 24px;
  margin-bottom: 8px;
}
.privacy-modal-body h3:first-of-type { margin-top: 0; }
.privacy-modal-body p {
  font-size: 0.875rem;
  line-height: 1.8;
  color: var(--color-text-secondary);
  margin-bottom: 4px;
}
.privacy-modal-body ul {
  list-style: disc;
  padding-left: 20px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 4px;
}
.privacy-modal-body ul li {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  line-height: 1.7;
}
.privacy-updated {
  font-size: 0.8rem !important;
  color: rgba(168, 184, 200, 0.6) !important;
  margin-bottom: 20px !important;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .scroll-indicator { animation: none; }
  html { scroll-behavior: auto; }
}