/* ==========================================================================
   La Lune Corporate — Design tokens
   ========================================================================== */
:root{
  --color-bg:          #ffffff;
  --color-bg-alt:       #f5f6f8;
  --color-navy:         #16233f;
  --color-navy-deep:    #0e1729;
  --color-navy-soft:    #3c4a68;
  --color-bordeaux:     #6d1f2e;
  --color-bordeaux-light:#8f3242;
  --color-line:         rgba(22,35,63,0.14);
  --color-ink:          #1b2130;
  --color-ink-soft:     #4c5266;
  --color-cream:        #fbfaf7;

  --font-serif-en: 'Cormorant Garamond', serif;
  --font-mincho: 'Shippori Mincho', serif;
  --font-serif-jp: 'Noto Serif JP', serif;

  --max-width: 1180px;
  --transition: 0.6s cubic-bezier(.16,.84,.44,1);
}

*{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }

body{
  margin:0;
  background: var(--color-bg);
  color: var(--color-ink);
  font-family: var(--font-serif-jp);
  font-weight: 300;
  line-height: 1.9;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }

.sp-only{ display:none; }

/* ==========================================================================
   Header
   ========================================================================== */
.site-header{
  position: fixed; top:0; left:0; right:0; z-index: 200;
  background: rgba(255,255,255,0.94);
  backdrop-filter: blur(10px);
  box-shadow: 0 1px 0 var(--color-line);
}
.header-inner{
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 18px 32px;
  display:flex; align-items:center; justify-content:space-between;
}
.header-logo{
  display:flex; flex-direction:column; gap:3px;
}
.logo-main{
  font-family: var(--font-serif-en);
  font-size: 1.5rem;
  letter-spacing: 0.1em;
  color: var(--color-navy);
  font-weight: 600;
}
.logo-sub{
  font-family: var(--font-serif-en);
  font-size: 0.62rem;
  letter-spacing: 0.16em;
  color: var(--color-bordeaux);
}
.header-nav{ display:flex; align-items:center; gap: 32px; }
.header-nav a{
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  color: var(--color-ink-soft);
  position: relative;
  padding-bottom: 4px;
}
.header-nav a:not(.nav-cta)::after{
  content:''; position:absolute; left:0; bottom:0; width:0; height:1px;
  background: var(--color-bordeaux); transition: width 0.35s ease;
}
.header-nav a:not(.nav-cta):hover::after{ width:100%; }
.nav-cta{
  background: var(--color-navy);
  color: var(--color-cream) !important;
  padding: 10px 22px !important;
  border-radius: 2px;
  transition: background 0.35s ease;
}
.nav-cta:hover{ background: var(--color-bordeaux); }

.menu-toggle{
  display:none; flex-direction:column; justify-content:center; gap:5px;
  width: 36px; height: 36px; background:none; border:none; cursor:pointer; padding:0;
}
.menu-toggle span{ width:100%; height:1px; background: var(--color-navy); }

.mobile-nav{
  display:none; position:fixed; top:0; right:-100%; width:78%; max-width:320px; height:100vh;
  background: var(--color-cream); z-index: 300; flex-direction:column;
  padding: 100px 40px; gap: 30px;
  transition: right 0.5s cubic-bezier(.16,.84,.44,1);
  box-shadow: -10px 0 40px rgba(0,0,0,0.08);
}
.mobile-nav.open{ right:0; }
.mobile-nav a{ font-size:1.05rem; letter-spacing:0.05em; color: var(--color-navy); }

/* ==========================================================================
   Section base
   ========================================================================== */
.section{ position: relative; padding: 120px 32px; }
.section-inner{ max-width: var(--max-width); margin: 0 auto; }
.section-inner.narrow{ max-width: 760px; }

.section-eyebrow{
  font-family: var(--font-serif-en);
  font-size: 0.8rem;
  letter-spacing: 0.32em;
  color: var(--color-bordeaux);
  margin: 0 0 18px;
  text-transform: uppercase;
}
.section-eyebrow.light{ color: var(--color-bordeaux-light); }

.section-title{
  font-family: var(--font-mincho);
  font-weight: 600;
  font-size: clamp(1.6rem, 2.8vw, 2.3rem);
  line-height: 1.55;
  margin: 0 0 30px;
  letter-spacing: 0.02em;
  color: var(--color-navy);
}
.section-title.center{ text-align:center; }
.section-title.light{ color: var(--color-cream); }

.lead-text{
  font-size: 1rem;
  color: var(--color-ink-soft);
  line-height: 2.05;
  font-weight: 300;
  max-width: 640px;
}
.lead-text.center{ margin: 0 auto 50px; text-align:center; }
.lead-text.light{ color: rgba(251,250,247,0.82); }

.body-text{
  font-size: 0.97rem;
  color: var(--color-ink-soft);
  line-height: 2.0;
  margin: 0 0 24px;
}

/* buttons */
.btn-outline{
  display:inline-block;
  padding: 15px 38px;
  border: 1px solid var(--color-cream);
  color: var(--color-cream);
  font-family: var(--font-serif-en);
  font-size: 0.92rem;
  letter-spacing: 0.14em;
  border-radius: 1px;
  transition: background 0.4s ease, color 0.4s ease;
}
.btn-outline:hover{ background: var(--color-cream); color: var(--color-navy); }

.btn-solid-inline{
  display:inline-block;
  padding: 16px 40px;
  background: var(--color-bordeaux);
  color: var(--color-cream);
  font-family: var(--font-serif-jp);
  font-size: 0.95rem;
  letter-spacing: 0.08em;
  border-radius: 2px;
  border: 1px solid var(--color-bordeaux);
  transition: background 0.35s ease, border-color 0.35s ease;
}
.btn-solid-inline:hover{ background: transparent; border-color: var(--color-cream); }

.hero-buttons{
  display:flex; gap: 20px; flex-wrap:wrap; justify-content:center; margin-top: 44px;
}

/* ==========================================================================
   Hero
   ========================================================================== */
.hero{
  position: relative;
  height: 100vh;
  min-height: 640px;
  display:flex; align-items:center; justify-content:center;
  overflow:hidden;
}
.hero-bg{ position:absolute; inset:0; }
.hero-bg img{ width:100%; height:100%; object-fit:cover; object-position: 65% 35%; transform: scale(1.05); }
.hero-veil{
  position:absolute; inset:0;
  background: linear-gradient(160deg, rgba(14,23,41,0.9) 0%, rgba(14,23,41,0.72) 45%, rgba(14,23,41,0.88) 100%);
}
.hero-content{
  position:relative; z-index:2; text-align:center; color: var(--color-cream);
  padding: 0 24px; max-width: 900px;
}
.hero-eyebrow{
  font-family: var(--font-serif-en);
  letter-spacing: 0.32em;
  font-size: 0.78rem;
  color: var(--color-bordeaux-light);
  margin: 0 0 24px;
}
.hero-company{
  font-family: var(--font-mincho);
  font-size: clamp(1.6rem, 3vw, 2.1rem);
  font-weight: 600;
  letter-spacing: 0.08em;
  margin: 0 0 20px;
}
.hero-title{
  font-family: var(--font-mincho);
  font-weight: 600;
  font-size: clamp(1.7rem, 3.6vw, 2.7rem);
  letter-spacing: 0.02em;
  line-height: 1.65;
  margin: 0 0 30px;
}
.hero-copy{
  font-size: clamp(0.95rem, 1.4vw, 1.08rem);
  letter-spacing: 0.03em;
  margin: 0;
  font-weight: 300;
  line-height: 1.95;
  color: rgba(251,250,247,0.88);
}

/* credential strip */
.credential-strip{
  background: var(--color-navy);
  padding: 18px 24px;
  overflow: hidden;
}
.credential-inner{
  max-width: var(--max-width);
  margin: 0 auto;
  text-align:center;
  font-family: var(--font-serif-en);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: rgba(251,250,247,0.82);
}
.credential-inner .dot{ color: var(--color-bordeaux-light); margin: 0 10px; }

/* ==========================================================================
   Reasons
   ========================================================================== */
.reasons{ background: var(--color-bg); }
.reasons-grid{
  margin-top: 60px;
  display:grid; grid-template-columns: repeat(3,1fr); gap: 50px;
}
.reason-item{ border-top: 1px solid var(--color-line); padding-top: 28px; }
.reason-num{
  display:block; font-family: var(--font-serif-en); color: var(--color-bordeaux);
  font-size: 1.5rem; letter-spacing: 0.06em; margin-bottom: 18px;
}
.reason-item h3{
  font-family: var(--font-mincho); font-weight: 600; color: var(--color-navy);
  font-size: 1.08rem; line-height: 1.7; margin: 0 0 16px;
}
.reason-item p{ font-size: 0.9rem; color: var(--color-ink-soft); line-height: 1.95; margin:0; }

/* ==========================================================================
   Services
   ========================================================================== */
.services{ position:relative; padding: 140px 32px; overflow:hidden; }
.services-bg{ position:absolute; inset:0; }
.services-bg img{ width:100%; height:100%; object-fit:cover; }
.services-veil{ position:absolute; inset:0; background: linear-gradient(160deg, rgba(14,23,41,0.93), rgba(22,35,63,0.9)); }
.services-content{ position:relative; z-index:1; }

.services-grid{
  margin-top: 20px;
  display:grid; grid-template-columns: repeat(2,1fr); gap: 28px;
}
.service-card{
  background: rgba(251,250,247,0.05);
  border: 1px solid rgba(251,250,247,0.16);
  padding: 40px 36px;
  border-radius: 2px;
  transition: border-color 0.4s ease, background 0.4s ease;
}
.service-card:hover{ border-color: var(--color-bordeaux-light); background: rgba(251,250,247,0.08); }
.service-num{
  display:block; font-family: var(--font-serif-en); color: var(--color-bordeaux-light);
  font-size: 1.3rem; letter-spacing: 0.08em; margin-bottom: 14px;
}
.service-card h3{
  font-family: var(--font-mincho); font-weight: 600; color: var(--color-cream);
  font-size: 1.12rem; margin: 0 0 20px; letter-spacing: 0.02em;
}
.service-card ul{ margin: 0 0 22px; padding: 0; list-style:none; }
.service-card li{
  font-size: 0.9rem; color: rgba(251,250,247,0.82); line-height: 1.85;
  padding-left: 18px; position:relative; margin-bottom: 8px;
}
.service-card li::before{
  content:'—'; position:absolute; left:0; color: var(--color-bordeaux-light);
}
.service-price{
  margin:0; font-family: var(--font-serif-en); font-size: 0.85rem;
  letter-spacing: 0.08em; color: rgba(251,250,247,0.6);
  border-top: 1px solid rgba(251,250,247,0.16); padding-top: 16px;
}

/* ==========================================================================
   Profile
   ========================================================================== */
.profile{ background: var(--color-bg-alt); }
.profile-grid{
  display:grid; grid-template-columns: 0.8fr 1fr; gap: 76px; align-items:start;
}
.profile-photo img{
  width:100%; height: 560px; object-fit:cover; object-position: top center;
}
.profile-name{
  font-family: var(--font-mincho); font-weight: 600; font-size: 1.4rem;
  color: var(--color-navy); margin: 0 0 6px;
}
.profile-name-en{
  font-family: var(--font-serif-en); font-weight: 500; font-size: 1rem;
  color: var(--color-ink-soft); letter-spacing: 0.04em; margin-left: 12px;
}
.profile-role{
  font-size: 0.88rem; letter-spacing: 0.06em; color: var(--color-bordeaux);
  margin: 0 0 26px;
}

.cert-list{ margin-top: 36px; }
.cert-list-title{
  font-size: 0.82rem; letter-spacing: 0.14em; color: var(--color-navy);
  border-bottom: 1px solid var(--color-line); padding-bottom: 12px; margin: 0 0 18px;
}
.cert-list ul{ list-style:none; margin:0; padding:0; }
.cert-list li{
  padding: 14px 0; border-top: 1px solid var(--color-line);
  display:flex; flex-direction:column; gap: 3px;
}
.cert-list li:last-child{ border-bottom: 1px solid var(--color-line); }
.cert-ja{ font-size: 0.92rem; color: var(--color-ink); letter-spacing: 0.01em; }
.cert-en{ font-family: var(--font-serif-en); font-size: 0.82rem; color: var(--color-ink-soft); letter-spacing: 0.02em; }

/* ==========================================================================
   Flow
   ========================================================================== */
.flow{ background: var(--color-bg); }
.flow-grid{
  margin-top: 60px;
  display:grid; grid-template-columns: repeat(4,1fr); gap: 0;
  position: relative;
}
.flow-item{
  padding: 0 24px; text-align:center; position:relative;
}
.flow-item:not(:last-child)::after{
  content:''; position:absolute; top: 24px; right: -14px; width: 28px; height:1px;
  background: var(--color-line);
}
.flow-num{
  display:inline-flex; align-items:center; justify-content:center;
  width: 48px; height: 48px; border-radius: 50%;
  border: 1px solid var(--color-navy); color: var(--color-navy);
  font-family: var(--font-serif-en); font-size: 1rem; letter-spacing: 0.04em;
  margin-bottom: 22px;
}
.flow-item h3{
  font-family: var(--font-mincho); font-weight: 600; color: var(--color-navy);
  font-size: 1.02rem; margin: 0 0 14px;
}
.flow-item p{ font-size: 0.86rem; color: var(--color-ink-soft); line-height: 1.85; margin:0; }

/* ==========================================================================
   Company
   ========================================================================== */
.company{ background: var(--color-bg-alt); }
.company-grid{
  display:grid; grid-template-columns: 1fr 1fr; gap: 76px; align-items:center;
}
.company-photo img{
  width:100%; height: 480px; object-fit:cover;
}
.info-list{ margin: 0; }
.info-row{
  display:grid; grid-template-columns: 96px 1fr; gap: 20px;
  padding: 20px 0; border-top: 1px solid var(--color-line);
}
.info-row:last-child{ border-bottom: 1px solid var(--color-line); }
.info-row dt{ font-size: 0.82rem; letter-spacing: 0.12em; color: var(--color-bordeaux); }
.info-row dd{ margin:0; font-size: 0.94rem; color: var(--color-ink-soft); line-height: 1.85; }
.info-row dd a{ border-bottom: 1px solid var(--color-navy-soft); }

/* ==========================================================================
   Contact
   ========================================================================== */
.contact{
  background: linear-gradient(160deg, var(--color-navy-deep) 0%, var(--color-navy) 60%, var(--color-navy-deep) 100%);
  text-align:center;
}
.contact .section-inner.narrow{ margin: 0 auto; }

.contact-channels{
  display:flex; justify-content:center; gap: 24px; flex-wrap:wrap; margin-bottom: 60px;
}
.contact-channel{
  min-width: 260px;
  padding: 24px 30px;
  border: 1px solid rgba(251,250,247,0.22);
  display:flex; flex-direction:column; gap: 8px; align-items:center;
  transition: border-color 0.35s ease, background 0.35s ease;
}
.contact-channel:hover{ border-color: var(--color-bordeaux-light); background: rgba(251,250,247,0.04); }
.contact-channel-label{ font-size: 0.76rem; letter-spacing: 0.18em; color: rgba(251,250,247,0.6); }
.contact-channel-value{ font-family: var(--font-serif-en); font-size: 1.3rem; letter-spacing: 0.03em; color: var(--color-cream); }

.contact-form{
  text-align:left; background: rgba(251,250,247,0.04);
  border: 1px solid rgba(251,250,247,0.16);
  padding: 44px 40px; border-radius: 2px;
}
.contact-form-note{
  font-size: 0.82rem; color: rgba(251,250,247,0.62); line-height: 1.8;
  margin: 0 0 30px;
}
.form-row{ margin-bottom: 22px; }
.form-row label{
  display:block; font-size: 0.85rem; letter-spacing: 0.04em; color: rgba(251,250,247,0.85);
  margin-bottom: 9px;
}
.req{
  font-size: 0.68rem; color: var(--color-bordeaux-light); border: 1px solid rgba(212,72,88,0.5);
  padding: 1px 6px; border-radius: 2px; margin-left: 8px; letter-spacing: 0.05em;
}
.form-row input, .form-row select, .form-row textarea{
  width: 100%; padding: 13px 14px; background: rgba(251,250,247,0.06);
  border: 1px solid rgba(251,250,247,0.22); border-radius: 2px;
  color: var(--color-cream); font-family: var(--font-serif-jp); font-size: 0.94rem;
  font-weight: 300;
}
.form-row select{ color: var(--color-cream); }
.form-row select option{ color: var(--color-ink); }
.form-row input:focus, .form-row select:focus, .form-row textarea:focus{
  outline:none; border-color: var(--color-bordeaux-light);
}
.form-row textarea{ resize: vertical; }
.form-submit{ width:100%; margin-top: 6px; cursor:pointer; text-align:center; }
.form-msg{
  margin-top: 16px; font-size: 0.85rem; color: rgba(251,250,247,0.75); display:none;
}
.form-msg.show{ display:block; }

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer{ background: var(--color-navy-deep); color: rgba(251,250,247,0.72); padding: 66px 32px 32px; }
.footer-inner{ max-width: var(--max-width); margin:0 auto; text-align:center; }
.footer-logo{ width: 140px; margin: 0 auto 16px; opacity: 0.95; }
.footer-tagline{
  font-family: var(--font-serif-en); font-size: 0.78rem; letter-spacing: 0.14em;
  color: var(--color-bordeaux-light); margin: 0 0 28px;
}
.footer-info p{ margin: 6px 0; font-size: 0.86rem; letter-spacing: 0.02em; }
.footer-links{
  margin: 34px 0 28px; display:flex; justify-content:center; gap: 32px; flex-wrap:wrap;
}
.footer-links a{
  font-size: 0.82rem; letter-spacing: 0.1em; color: rgba(251,250,247,0.75);
  border-bottom: 1px solid rgba(143,50,66,0.5); padding-bottom: 3px;
  transition: color 0.3s ease, border-color 0.3s ease;
}
.footer-links a:hover{ color: var(--color-bordeaux-light); border-color: var(--color-bordeaux-light); }
.footer-copy{ font-size: 0.72rem; letter-spacing: 0.04em; color: rgba(251,250,247,0.35); margin:0; }

/* ==========================================================================
   Reveal-on-scroll
   ========================================================================== */
.reveal{ opacity:0; transform: translateY(26px); transition: opacity 0.9s ease, transform 0.9s ease; }
.reveal.in-view{ opacity:1; transform: translateY(0); }

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 900px){
  .header-nav{ display:none; }
  .menu-toggle{ display:flex; }
  .mobile-nav{ display:flex; }

  .reasons-grid{ grid-template-columns: 1fr; gap: 40px; }
  .services-grid{ grid-template-columns: 1fr; }
  .profile-grid, .company-grid{ grid-template-columns: 1fr; gap: 44px; }
  .profile-photo img, .company-photo img{ height: 380px; }
  .flow-grid{ grid-template-columns: 1fr 1fr; gap: 44px 24px; }
  .flow-item:not(:last-child)::after{ display:none; }

  .credential-inner{ font-size: 0.7rem; }

  .sp-only{ display:inline; }
  .section{ padding: 84px 24px; }
}

@media (max-width: 480px){
  .header-inner{ padding: 16px 20px; }
  .logo-main{ font-size: 1.25rem; }
  .flow-grid{ grid-template-columns: 1fr; }
  .contact-channel{ min-width: 100%; }
  .contact-form{ padding: 32px 22px; }
  .info-row{ grid-template-columns: 76px 1fr; }
}

@media (prefers-color-scheme: dark){
  body{ background: var(--color-bg); color: var(--color-ink); }
}