@import url('https://fonts.googleapis.com/css2?family=Noto+Serif+JP:wght@300;400;500;600&display=swap');

:root {
  --beige: #F5F0E8;
  --beige-dark: #E8E0D0;
  --green: #7A9E7E;
  --green-dark: #5C7A5F;
  --green-light: #A8C5AB;
  --off-white: #FAFAF7;
  --text-dark: #3D3530;
  --text-mid: #6B5E52;
  --text-light: #9B8E82;
  --white: #FFFFFF;
}

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

body {
  font-family: 'Noto Serif JP', serif;
  background-color: var(--off-white);
  color: var(--text-dark);
  line-height: 1.8;
}

/* ── Navigation ── */
nav {
  background-color: rgba(250, 250, 247, 0.96);
  backdrop-filter: blur(8px);
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 100;
  border-bottom: 1px solid var(--beige-dark);
}

.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 70px;
}

.nav-logo {
  font-size: 1.15rem;
  font-weight: 500;
  color: var(--text-dark);
  text-decoration: none;
  letter-spacing: 0.05em;
  line-height: 1.3;
}

.nav-logo span {
  display: block;
  font-size: 0.62rem;
  color: var(--text-light);
  letter-spacing: 0.25em;
  font-weight: 300;
}

.nav-links {
  display: flex;
  gap: 2.5rem;
  list-style: none;
}

.nav-links a {
  text-decoration: none;
  color: var(--text-mid);
  font-size: 0.88rem;
  letter-spacing: 0.06em;
  transition: color 0.3s;
}

.nav-links a:hover { color: var(--green-dark); }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 5px;
}

.hamburger span {
  display: block;
  width: 25px;
  height: 2px;
  background: var(--text-mid);
  transition: 0.3s;
}

/* ── Hero ── */
.hero {
  min-height: 100vh;
  background: linear-gradient(150deg, #F0EBE0 0%, var(--beige-dark) 45%, #D4DFD5 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 7rem 2rem 5rem;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none'%3E%3Cg fill='%237a9e7e' fill-opacity='0.07'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.hero-content { position: relative; max-width: 700px; }

.hero-eyebrow {
  font-size: 0.72rem;
  letter-spacing: 0.28em;
  color: var(--green-dark);
  margin-bottom: 2rem;
  text-transform: uppercase;
}

.hero h1 {
  font-size: clamp(1.9rem, 5vw, 3.2rem);
  font-weight: 400;
  line-height: 1.65;
  color: var(--text-dark);
  margin-bottom: 1.2rem;
  letter-spacing: 0.06em;
}

.hero-en {
  font-size: 1rem;
  color: var(--text-mid);
  margin-bottom: 3rem;
  font-style: italic;
  letter-spacing: 0.05em;
}

/* ── Buttons ── */
.btn-primary {
  display: inline-block;
  padding: 1rem 2.5rem;
  background-color: var(--green-dark);
  color: var(--white);
  text-decoration: none;
  font-size: 0.9rem;
  letter-spacing: 0.1em;
  font-family: 'Noto Serif JP', serif;
  transition: background-color 0.3s, transform 0.2s;
  border-radius: 2px;
}

.btn-primary:hover { background-color: var(--green); transform: translateY(-2px); }

.btn-secondary {
  display: inline-block;
  padding: 0.85rem 2.2rem;
  border: 1px solid var(--green-dark);
  color: var(--green-dark);
  text-decoration: none;
  font-size: 0.88rem;
  letter-spacing: 0.08em;
  font-family: 'Noto Serif JP', serif;
  transition: all 0.3s;
  border-radius: 2px;
}

.btn-secondary:hover { background-color: var(--green-dark); color: var(--white); }

/* ── Sections ── */
section { padding: 6rem 2rem; }

.section-inner { max-width: 1000px; margin: 0 auto; }

.section-label {
  font-size: 0.68rem;
  letter-spacing: 0.3em;
  color: var(--green-dark);
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

.section-title {
  font-size: clamp(1.4rem, 3vw, 1.9rem);
  font-weight: 400;
  color: var(--text-dark);
  margin-bottom: 0.4rem;
  letter-spacing: 0.05em;
}

.section-title-en {
  font-size: 0.82rem;
  color: var(--text-light);
  font-style: italic;
  margin-bottom: 2.5rem;
}

.divider { width: 40px; height: 1px; background: var(--green); margin: 1.5rem 0; }

/* ── Photo Strip ── */
.photo-strip {
  display: flex;
  height: 320px;
  gap: 3px;
  background: var(--beige-dark);
}
.photo-strip-item {
  flex: 1;
  overflow: hidden;
  position: relative;
}
.photo-strip-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.7s ease;
  filter: brightness(0.95) saturate(0.9);
}
.photo-strip-item:hover img {
  transform: scale(1.04);
  filter: brightness(1) saturate(1);
}
@media (max-width: 640px) {
  .photo-strip { height: auto; flex-direction: column; gap: 2px; }
  .photo-strip-item { height: 220px; }
}

/* ── Concept ── */
.concept { background-color: var(--beige); }

.concept-lead {
  font-size: clamp(1rem, 2.5vw, 1.3rem);
  line-height: 2;
  color: var(--text-dark);
  font-weight: 400;
}

.features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.8rem;
  margin-top: 3rem;
}

.feature-item {
  text-align: center;
  padding: 2rem 1.5rem;
  background: var(--off-white);
  border-top: 2px solid var(--green-light);
}

.feature-icon { font-size: 1.8rem; margin-bottom: 0.8rem; }

.feature-title {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--text-dark);
  margin-bottom: 0.6rem;
  letter-spacing: 0.04em;
}

.feature-desc { font-size: 0.8rem; color: var(--text-light); line-height: 1.8; }

/* ── Menu ── */
.menu-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.menu-item {
  padding: 2rem;
  background: var(--beige);
  border-left: 3px solid var(--green);
}

.menu-name { font-size: 1rem; font-weight: 500; color: var(--text-dark); margin-bottom: 0.3rem; }
.menu-duration { font-size: 0.78rem; color: var(--text-light); margin-bottom: 0.6rem; }
.menu-price { font-size: 1.3rem; color: var(--green-dark); font-weight: 500; }
.menu-cta { text-align: center; }

/* ── Testimonials ── */
.testimonials { background-color: #EEF2EE; }

.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.testimonial-item {
  background: var(--off-white);
  padding: 2rem;
}

.testimonial-item::before {
  content: '\201C';
  font-size: 3.5rem;
  color: var(--green-light);
  line-height: 1;
  display: block;
  margin-bottom: 0.3rem;
  font-family: Georgia, serif;
}

.testimonial-text { font-size: 0.87rem; line-height: 1.95; color: var(--text-mid); margin-bottom: 1rem; }
.testimonial-author { font-size: 0.77rem; color: var(--text-light); letter-spacing: 0.1em; }

/* ── Blog (top page) ── */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}

.blog-card { border-bottom: 1px solid var(--beige-dark); padding-bottom: 1.5rem; }
.blog-date { font-size: 0.73rem; color: var(--green-dark); letter-spacing: 0.1em; margin-bottom: 0.5rem; }

.blog-title {
  font-size: 0.93rem;
  color: var(--text-dark);
  text-decoration: none;
  line-height: 1.75;
  display: block;
  transition: color 0.3s;
}

.blog-title:hover { color: var(--green-dark); }
.blog-cta { text-align: center; }

/* ── Access ── */
.access { background-color: var(--beige); }
.access-info { font-size: 1rem; color: var(--text-mid); line-height: 2.1; }
.access-en { font-size: 0.83rem; color: var(--text-light); margin-top: 0.2rem; }

/* ── Contact ── */
.contact-links { display: flex; flex-direction: column; gap: 1rem; max-width: 420px; }

.contact-link {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.2rem 1.5rem;
  text-decoration: none;
  color: var(--text-dark);
  border: 1px solid var(--beige-dark);
  transition: all 0.3s;
  font-size: 0.88rem;
}

.contact-link:hover { border-color: var(--green); background: var(--beige); }
.contact-link-icon { font-size: 1.2rem; }

/* ── Footer ── */
footer {
  background-color: var(--text-dark);
  color: var(--beige);
  text-align: center;
  padding: 2.5rem;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  line-height: 2.2;
}

/* ── Blog post page ── */
.blog-post-page { padding-top: 0; }

.blog-post-wrap {
  max-width: 720px;
  margin: 0 auto;
  padding: 8rem 2rem 5rem;
}

.blog-post-meta {
  font-size: 0.72rem;
  color: var(--green-dark);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.blog-post-title {
  font-size: clamp(1.4rem, 3.5vw, 1.9rem);
  font-weight: 400;
  line-height: 1.65;
  color: var(--text-dark);
  letter-spacing: 0.04em;
}

.blog-post-divider { width: 40px; height: 1px; background: var(--green); margin: 2rem 0; }

.blog-post-body p {
  font-size: 0.95rem;
  line-height: 2.15;
  color: var(--text-mid);
  margin-bottom: 1.8rem;
}

.blog-back {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: 2.5rem;
  font-size: 0.84rem;
  color: var(--green-dark);
  text-decoration: none;
  border-bottom: 1px solid var(--green-light);
  padding-bottom: 2px;
  transition: color 0.3s;
}

.blog-back:hover { color: var(--text-dark); }

/* ── Blog index page ── */
.blog-index-wrap {
  max-width: 820px;
  margin: 0 auto;
  padding: 8rem 2rem 5rem;
}

.blog-list { list-style: none; }

.blog-list-item {
  border-bottom: 1px solid var(--beige-dark);
  padding: 1.8rem 0;
}

.blog-list-item:first-child { border-top: 1px solid var(--beige-dark); }

.blog-list-date { font-size: 0.73rem; color: var(--green-dark); letter-spacing: 0.12em; margin-bottom: 0.4rem; }

.blog-list-title {
  font-size: 1rem;
  color: var(--text-dark);
  text-decoration: none;
  line-height: 1.7;
  transition: color 0.3s;
}

.blog-list-title:hover { color: var(--green-dark); }

/* ── Blog eye-catch hero ── */
.blog-hero {
  width: 100%;
  height: 340px;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 0;
}

.blog-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg width='80' height='80' viewBox='0 0 80 80' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none'%3E%3Ccircle cx='40' cy='40' r='1.5' fill='%23ffffff' fill-opacity='0.25'/%3E%3Ccircle cx='0' cy='0' r='1.5' fill='%23ffffff' fill-opacity='0.25'/%3E%3Ccircle cx='80' cy='0' r='1.5' fill='%23ffffff' fill-opacity='0.25'/%3E%3Ccircle cx='0' cy='80' r='1.5' fill='%23ffffff' fill-opacity='0.25'/%3E%3Ccircle cx='80' cy='80' r='1.5' fill='%23ffffff' fill-opacity='0.25'/%3E%3C/g%3E%3C/svg%3E");
  opacity: 0.6;
}

.blog-hero-1 { background: linear-gradient(140deg, #C8D8C8 0%, #8FAF8C 50%, #6B8F6B 100%); }
.blog-hero-2 { background: linear-gradient(140deg, #F0E4D4 0%, #D4B896 50%, #BFA07A 100%); }
.blog-hero-3 { background: linear-gradient(140deg, #D8D4E8 0%, #B8BFCC 50%, #8A9AAA 100%); }

.blog-hero-inner {
  position: relative;
  text-align: center;
  padding: 2rem;
  max-width: 680px;
}

.blog-hero-label {
  display: inline-block;
  font-size: 0.68rem;
  letter-spacing: 0.3em;
  color: rgba(255,255,255,0.85);
  text-transform: uppercase;
  margin-bottom: 1.2rem;
  border-bottom: 1px solid rgba(255,255,255,0.4);
  padding-bottom: 0.5rem;
}

.blog-hero-date {
  font-size: 0.72rem;
  color: rgba(255,255,255,0.75);
  letter-spacing: 0.2em;
  margin-top: 1.2rem;
}

.blog-hero-title {
  font-size: clamp(1.3rem, 3vw, 1.9rem);
  font-weight: 400;
  color: #ffffff;
  line-height: 1.7;
  letter-spacing: 0.05em;
  text-shadow: 0 1px 8px rgba(0,0,0,0.15);
}

/* ── Blog post wrap (updated) ── */
.blog-post-wrap {
  max-width: 720px;
  margin: 0 auto;
  padding: 3rem 2rem 5rem;
}

/* ── Prev/Next navigation ── */
.blog-post-nav {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-top: 3.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--beige-dark);
  gap: 1rem;
}

.blog-nav-prev,
.blog-nav-next {
  text-decoration: none;
  max-width: 46%;
  transition: color 0.3s;
  display: block;
}

.blog-nav-next { text-align: right; }
.blog-nav-placeholder { flex: 1; }

.blog-nav-dir {
  display: block;
  font-size: 0.65rem;
  letter-spacing: 0.25em;
  color: var(--green-dark);
  text-transform: uppercase;
  margin-bottom: 0.4rem;
}

.blog-nav-title {
  font-size: 0.85rem;
  color: var(--text-mid);
  line-height: 1.65;
  display: block;
  transition: color 0.3s;
}

.blog-nav-prev:hover .blog-nav-title,
.blog-nav-next:hover .blog-nav-title { color: var(--green-dark); }

/* ── Blog card with thumbnail ── */
.blog-card-thumb {
  height: 160px;
  border-radius: 2px;
  margin-bottom: 1rem;
  overflow: hidden;
}

.blog-card-thumb-1 { background: linear-gradient(140deg, #C8D8C8 0%, #8FAF8C 100%); }
.blog-card-thumb-2 { background: linear-gradient(140deg, #F0E4D4 0%, #BFA07A 100%); }
.blog-card-thumb-3 { background: linear-gradient(140deg, #D8D4E8 0%, #8A9AAA 100%); }

.blog-card-thumb::after {
  content: '';
  display: block;
  width: 100%;
  height: 100%;
  background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Ccircle cx='30' cy='30' r='1' fill='%23ffffff' fill-opacity='0.3'/%3E%3C/svg%3E");
}

/* ── Responsive ── */
@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 70px;
    left: 0;
    right: 0;
    background: var(--off-white);
    flex-direction: column;
    padding: 1.5rem 2rem;
    border-bottom: 1px solid var(--beige-dark);
    gap: 1.5rem;
  }

  .nav-links.open { display: flex; }
  .hamburger { display: flex; }

  .features,
  .menu-grid,
  .testimonial-grid,
  .blog-grid {
    grid-template-columns: 1fr;
  }

  section { padding: 4rem 1.5rem; }
}