:root {
  --light: #F5F0F2;
  --base: #EFD9E2;
  --accent: #786828;
  --dark: #2E2A26;
  --logo-gold: #726732;
  --bg: #FAF8F7;
  --text: #2E2A26;
  --text-muted: #7A7470;
  --serif: 'Cormorant Garamond', 'Georgia', serif;
  --sans: 'Noto Sans JP', 'Helvetica Neue', sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-weight: 500;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* ===== HEADER / NAV ===== */
header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 1.5rem 3rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: transparent;
  transition: background 0.6s ease, padding 0.4s ease, border-color 0.6s ease;
  border-bottom: 1px solid transparent;
}

header.scrolled {
  padding: 1rem 3rem;
  background: rgba(250, 248, 247, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom-color: rgba(239, 217, 226, 0.4);
}

.header-logo svg {
  width: 140px;
  height: auto;
}

nav {
  display: flex;
  gap: 1.5rem;
}

nav a {
  font-family: var(--serif);
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--text);
  text-decoration: none;
  position: relative;
  padding-bottom: 2px;
  transition: color 0.3s ease;
}

nav a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--accent);
  transition: width 0.4s cubic-bezier(0.25, 0.1, 0.25, 1);
}

nav a:hover { color: var(--accent); }
nav a:hover::after { width: 100%; }
nav a.active { color: var(--accent); }
nav a.active::after { width: 100%; }

/* ===== HERO ===== */
.hero {
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
  padding: 0 2rem;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background:
    radial-gradient(ellipse at 25% 30%, rgba(239, 217, 226, 0.2) 0%, transparent 55%),
    radial-gradient(ellipse at 75% 70%, rgba(239, 217, 226, 0.12) 0%, transparent 45%);
  pointer-events: none;
}

.hero-logo {
  opacity: 0;
  position: relative;
  z-index: 1;
  animation: fadeUp 1.2s cubic-bezier(0.25, 0.1, 0.25, 1) 0.3s forwards;
}

.hero-logo svg {
  height: 110px;
  width: auto;
}

.hero-tagline {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 0.95rem;
  font-style: italic;
  letter-spacing: 0.12em;
  color: var(--text-muted);
  margin-top: 1.5rem;
  opacity: 0;
  animation: fadeUp 1.2s cubic-bezier(0.25, 0.1, 0.25, 1) 0.7s forwards;
}

.hero-sub {
  font-family: var(--sans);
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-top: 0.75rem;
  opacity: 0;
  animation: fadeUp 1.2s cubic-bezier(0.25, 0.1, 0.25, 1) 1s forwards;
}

.hero-scroll {
  position: absolute;
  bottom: 3rem;
  left: 50%;
  transform: translateX(-50%);
  opacity: 0;
  z-index: 1;
  animation: fadeUp 1.2s cubic-bezier(0.25, 0.1, 0.25, 1) 1.5s forwards;
}

.hero-scroll span {
  display: block;
  width: 1px;
  height: 48px;
  margin: 0 auto;
  position: relative;
  overflow: hidden;
  background: var(--base);
}

.hero-scroll span::after {
  content: '';
  position: absolute;
  top: -100%;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--accent);
  animation: scrollLine 2.4s ease-in-out infinite;
}

/* ===== NEWS PREVIEW ===== */
.news-preview {
  border-top: 1px solid rgba(239, 217, 226, 0.4);
}

.news-preview-inner {
  max-width: 860px;
  margin: 0 auto;
  padding: 4rem 3rem;
}

.news-preview-label {
  font-family: var(--serif);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 2rem;
}

.news-preview-list {
  list-style: none;
  margin-bottom: 2rem;
}

.news-preview-list li {
  display: flex;
  align-items: baseline;
  gap: 2rem;
  padding: 1.1rem 0;
  border-bottom: 1px solid rgba(239, 217, 226, 0.35);
}

.news-preview-list li:first-child {
  border-top: 1px solid rgba(239, 217, 226, 0.35);
}

.news-preview-date {
  font-family: var(--serif);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  white-space: nowrap;
  flex-shrink: 0;
}

.news-preview-title {
  font-family: var(--sans);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text);
  line-height: 1.8;
}

.news-preview-more {
  font-family: var(--serif);
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--accent);
  text-decoration: none;
  letter-spacing: 0.08em;
  border-bottom: 1px solid rgba(120, 104, 40, 0.3);
  padding-bottom: 1px;
  transition: border-color 0.3s ease;
}

.news-preview-more:hover {
  border-bottom-color: var(--accent);
}

/* ===== NAVIGATION SECTION ===== */
.nav-section {
  padding: 5rem 3rem;
  max-width: 1100px;
  margin: 0 auto;
}

.nav-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: rgba(239, 217, 226, 0.35);
  border-top: 1px solid rgba(239, 217, 226, 0.35);
  border-bottom: 1px solid rgba(239, 217, 226, 0.35);
}

.nav-card {
  background: var(--bg);
  text-decoration: none;
  color: var(--text);
  position: relative;
  display: block;
  padding: 2.5rem 2rem;
  transition: background 0.5s ease;
  cursor: pointer;
}

.nav-card:hover {
  background: var(--light);
}

.nav-card:first-child,
.nav-card--with-img {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.nav-card-content {
  flex: 1;
  min-width: 0;
}

.nav-card-img {
  width: 160px;
  height: 160px;
  flex-shrink: 0;
  border-radius: 12px;
  overflow: hidden;
}

.nav-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.25, 0.1, 0.25, 1);
}

.nav-card:first-child:hover .nav-card-img img,
.nav-card--with-img:hover .nav-card-img img {
  transform: scale(1.05);
}

.nav-card-num {
  font-family: var(--serif);
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--accent);
  letter-spacing: 0.1em;
  display: block;
  margin-bottom: 1.25rem;
}

.nav-card-title {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 1.75rem;
  line-height: 1.3;
  letter-spacing: 0.04em;
  margin-bottom: 1.25rem;
}

.nav-card-desc {
  font-family: var(--sans);
  font-size: 0.75rem;
  font-weight: 500;
  line-height: 2;
  color: var(--text-muted);
  letter-spacing: 0.02em;
}

.nav-card-arrow {
  display: inline-block;
  background: var(--accent);
  position: relative;
  margin-top: 1.5rem;
  width: 32px;
  height: 1px;
  transition: width 0.4s cubic-bezier(0.25, 0.1, 0.25, 1);
}

.nav-card-arrow::after {
  content: '';
  position: absolute;
  right: 0;
  top: -3px;
  width: 7px;
  height: 7px;
  border-right: 1px solid var(--accent);
  border-top: 1px solid var(--accent);
  transform: rotate(45deg);
}

.nav-card:hover .nav-card-arrow {
  width: 48px;
}

/* ===== CONTACT SECTION ===== */
.contact-section {
  padding: 7rem 3rem;
  text-align: center;
  border-top: 1px solid rgba(239, 217, 226, 0.35);
  max-width: 860px;
  margin: 0 auto;
}

.contact-label {
  font-family: var(--serif);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 2rem;
}

.contact-lead {
  font-family: var(--sans);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text);
  letter-spacing: 0.05em;
  line-height: 1.8;
  margin-bottom: 3.5rem;
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-bottom: 3.5rem;
}

.contact-item {
  text-align: center;
}

.contact-item-label {
  font-family: var(--serif);
  font-size: 0.65rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.75rem;
}

.contact-item-value {
  font-family: var(--sans);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text);
  letter-spacing: 0.05em;
  line-height: 1.8;
  text-decoration: none;
}

a.contact-item-value:hover {
  color: var(--accent);
}

.contact-item-note {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.contact-note {
  font-family: var(--sans);
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-muted);
  letter-spacing: 0.04em;
  line-height: 2;
}

/* ===== FOOTER ===== */
footer {
  padding: 5rem 3rem 3rem;
  border-top: 1px solid rgba(239, 217, 226, 0.35);
  max-width: 1100px;
  margin: 0 auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 4rem;
}

.footer-col h4 {
  font-family: var(--serif);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.25rem;
}

.footer-col p,
.footer-col a {
  font-size: 0.8rem;
  font-weight: 500;
  line-height: 2;
  color: var(--text-muted);
  text-decoration: none;
  display: block;
}

.footer-col a {
  transition: color 0.3s ease;
}

.footer-col a:hover {
  color: var(--accent);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 2rem;
  border-top: 1px solid rgba(239, 217, 226, 0.25);
}

.footer-bottom small {
  font-size: 0.65rem;
  font-weight: 500;
  color: var(--text-muted);
  letter-spacing: 0.1em;
}

.footer-sns {
  display: flex;
  gap: 1.5rem;
}

.footer-sns a {
  font-family: var(--serif);
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-muted);
  text-decoration: none;
  letter-spacing: 0.05em;
  transition: color 0.3s ease;
}

.footer-sns a:hover { color: var(--accent); }

/* ===== INSTAGRAM SECTION ===== */
.instagram-section {
  padding: 5rem 3rem;
  max-width: 1100px;
  margin: 0 auto;
  text-align: center;
}
.section-label-center {
  font-family: var(--serif);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 2rem;
  display: block;
}
.instagram-placeholder {
  background: var(--light);
  border: 1px solid rgba(239, 217, 226, 0.6);
  height: 320px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
}
.instagram-placeholder span {
  font-family: var(--sans);
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

/* ===== FOOTER RECRUIT ===== */
.footer-recruit {
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(239, 217, 226, 0.25);
  text-align: center;
}
.footer-recruit p {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
}
.footer-recruit a {
  font-family: var(--serif);
  font-size: 0.75rem;
  color: var(--accent);
  text-decoration: none;
  letter-spacing: 0.08em;
  border-bottom: 1px solid rgba(120, 104, 40, 0.3);
  padding-bottom: 1px;
  transition: border-color 0.3s ease;
}
.footer-recruit a:hover {
  border-bottom-color: var(--accent);
}

/* ===== ANIMATIONS ===== */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes scrollLine {
  0% { top: -100%; }
  45% { top: 100%; }
  45.01% { top: -100%; }
  100% { top: 100%; }
}

/* ===== SCROLL REVEAL ===== */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.8s cubic-bezier(0.25, 0.1, 0.25, 1), transform 0.8s cubic-bezier(0.25, 0.1, 0.25, 1);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* delay children */
.nav-grid .nav-card:nth-child(2) { transition-delay: 0.1s; }
.nav-grid .nav-card:nth-child(3) { transition-delay: 0.2s; }

/* Hamburger - hidden on desktop */
.nav-toggle { display: none; }

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  header { padding: 1rem 1.5rem; position: relative; }
  header.scrolled { padding: 0.875rem 1.5rem; }
  .header-logo svg { width: 110px; }

  /* Hamburger button */
  .nav-toggle {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    width: 22px;
    height: 14px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    flex-shrink: 0;
  }
  .nav-toggle span {
    display: block;
    width: 100%;
    height: 1px;
    background: var(--accent);
    transition: transform 0.3s ease, opacity 0.3s ease;
  }
  header.nav-open .nav-toggle span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
  header.nav-open .nav-toggle span:nth-child(2) { opacity: 0; }
  header.nav-open .nav-toggle span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

  /* Mobile nav dropdown */
  nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background: rgba(250,248,247,0.98);
    backdrop-filter: blur(12px);
    padding: 1.5rem 2rem 2rem;
    gap: 1.5rem;
    border-bottom: 1px solid rgba(239,217,226,0.4);
  }
  header.nav-open nav { display: flex; }
  nav a { font-size: 0.9rem; letter-spacing: 0.08em; }

  /* Hero */
  .hero-logo svg { height: 80px; }
  .hero-tagline { font-size: 0.85rem; margin-top: 2rem; }
  .hero-sub { font-size: 0.6rem; }

  /* Nav cards */
  .nav-section { padding: 5rem 1.5rem; }
  .nav-grid { grid-template-columns: 1fr; }
  .nav-card { padding: 2.5rem 1.5rem; }
  .nav-card:first-child,
  .nav-card--with-img { flex-direction: column; align-items: flex-start; }
  .nav-card-img { width: 100%; height: 200px; }
  .nav-card-title { font-size: 1.4rem; }

  /* News preview */
  .news-preview-inner { padding: 3rem 1.5rem; }
  .news-preview-list li { gap: 1rem; flex-direction: column; gap: 0.3rem; }

  /* Contact & footer */
  .contact-section { padding: 4rem 1.5rem; }
  .contact-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .footer-grid { grid-template-columns: 1fr; gap: 1.5rem; }
  .footer-bottom { flex-direction: column; gap: 1rem; text-align: center; }
  footer { padding: 4rem 1.5rem 2rem; }
}