/* =========================================
   Header
========================================= */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(79, 107, 70, 0.94);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255,255,255,0.12);
}

/* 上段：言語切替 */

.header-top {
  border-bottom: 1px solid rgba(255,255,255,0.08);
  padding: 4px 0 6px;
}

.header-top-inner {
  display: flex;
  justify-content: flex-end;
  align-items: center;
}

/* 下段：ロゴ＋ナビ */

.header-inner {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

/* Logo */

.site-logo {
  font-size: 20px;
  line-height: 1.3;
  letter-spacing: 0.06em;
  font-weight: 700;
  color: var(--color-cream);
  text-transform: uppercase;
}

.site-logo small {
  display: block;
  font-family: var(--font-sans);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: rgba(247, 243, 235, 0.78);
  margin-top: 3px;
  text-transform: none;
}

/* Navigation */

.site-nav ul {
  display: flex;
  align-items: center;
  gap: 20px;
}

.site-nav a {
  font-family: var(--font-sans);
  font-size: 14px;
  color: var(--color-cream);
  transition: 0.2s ease;
}

.site-nav a:hover {
  color: #ffffff;
}

/* Language Switch */

.lang-switch {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-sans);
  font-size: 11px;
  line-height: 1;
  letter-spacing: 0.04em;
}

.lang-switch a {
  color: rgba(247, 243, 235, 0.9);
  transition: 0.2s ease;
}

.lang-switch a:hover,
.lang-switch a.is-current {
  color: #ffffff;
}

.lang-switch span {
  color: #4f5a36;
}

/* Hamburger Menu */

.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(255,255,255,0.24);
  border-radius: 10px;
  align-items: center;
  justify-content: center;
  background: transparent;
}

.menu-toggle span,
.menu-toggle span::before,
.menu-toggle span::after {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--color-cream);
  position: relative;
  content: "";
}

.menu-toggle span::before {
  position: absolute;
  top: -6px;
  left: 0;
}

.menu-toggle span::after {
  position: absolute;
  top: 6px;
  left: 0;
}

/* =========================================
   Hero (Top Page)
========================================= */

.hero-home {
  position: relative;
  min-height: 86svh;
  display: grid;
  align-items: end;
  color: #fff;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-slide {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  opacity: 0;
  transform: scale(1.05);
  transition: opacity 1.8s ease, transform 6s ease;
}

.hero-slide.is-active {
  opacity: 1;
  transform: scale(1);
}

.hero-home::before {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--color-hero-overlay);
  z-index: 1;
}

.hero-home-inner {
  position: relative;
  z-index: 2;
  padding: 96px 0 72px;
  max-width: 760px;
}

.hero-label {
  display: inline-block;
  margin-bottom: 18px;
  padding: 6px 12px;
  border: 1px solid rgba(255,255,255,0.35);
  border-radius: 999px;
  font-family: var(--font-sans);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.hero-title {
  font-size: clamp(36px, 6vw, 76px);
  line-height: 1.15;
  margin-bottom: 20px;
  font-weight: 600;
}

.hero-text {
  font-size: clamp(15px, 2vw, 19px);
  color: rgba(255,255,255,0.9);
  max-width: 62ch;
  margin-bottom: 28px;
}

/* =========================================
   Buttons
========================================= */

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 20px;
  border-radius: 999px;
  font-family: var(--font-sans);
  font-size: 14px;
  transition: 0.25s ease;
}

.btn-primary {
  background: var(--color-accent);
  color: #fff;
}

.btn-primary:hover {
  background: var(--color-accent-dark);
}

.btn-secondary {
  border: 1px solid var(--color-line);
  background: transparent;
  color: var(--color-text);
}

.btn-secondary:hover {
  background: var(--color-surface-soft);
}

.btn-white {
  border: 1px solid rgba(255,255,255,0.5);
  color: #fff;
}

.btn-white:hover {
  background: rgba(255,255,255,0.08);
}

/* =========================================
   Grid / Cards
========================================= */

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.card-image {
  aspect-ratio: 1.15 / 0.9;
  background: #ddd center / cover no-repeat;
}

.card-body {
  padding: 22px;
}

.card-title {
  font-size: 24px;
  line-height: 1.35;
  margin-bottom: 10px;
}

.card-text {
  color: var(--color-muted);
  font-size: 15px;
  margin-bottom: 14px;
}

/* =========================================
   Link Arrow
========================================= */

.link-arrow {
  font-family: var(--font-sans);
  color: #4f5a36;
  font-weight: 700;
  font-size: 14px;
  transition: 0.2s ease;
}

.link-arrow:hover {
  color: #2f3720;
}

/* =========================================
   Split Layout
========================================= */

.split {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 28px;
  align-items: center;
}

.panel {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.panel-content {
  padding: 32px;
}

.panel-title {
  font-size: 32px;
  line-height: 1.3;
  margin-bottom: 14px;
}

.panel-text {
  color: var(--color-muted);
  margin-bottom: 14px;
}

/* パネル内の補助テキスト・見出し色調整 */

.panel .footer-title {
  color: var(--color-text);
  font-weight: 600;
  margin-top: 12px;
}

.panel .footer-text {
  color: var(--color-muted);
  line-height: 1.8;
}

.panel a {
  color: var(--color-accent-dark);
  font-weight: 500;
}

.panel a:hover {
  color: var(--color-text);
}

/* =========================================
   Lists / Info
========================================= */

.list-lines {
  margin-top: 20px;
}

.list-lines li {
  padding: 14px 0;
  border-top: 1px solid var(--color-line);
}

.list-lines strong {
  display: block;
  margin-bottom: 4px;
  font-size: 16px;
}

.info-list {
  display: grid;
  gap: 16px;
}

.info-item {
  padding: 18px 20px;
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: 16px;
}

.info-item h3 {
  font-size: 20px;
  margin-bottom: 8px;
}

.info-item p {
  color: var(--color-muted);
}

/* =========================================
   News
========================================= */

.news-list {
  display: grid;
  gap: 16px;
}

.news-card {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 20px;
  padding: 22px;
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: 18px;
  box-shadow: var(--shadow);
}

.news-date {
  font-family: var(--font-sans);
  color: var(--color-accent-dark);
  font-size: 13px;
  letter-spacing: 0.08em;
}

.news-title {
  font-size: 24px;
  margin-bottom: 8px;
}

.news-text {
  color: var(--color-muted);
}

/* =========================================
   Gallery
========================================= */

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}

.gallery-item {
  position: relative;
  aspect-ratio: 1 / 1;
  border-radius: 16px;
  overflow: hidden;
  background: #ddd center / cover no-repeat;
}

.gallery-item figcaption {
  position: absolute;
  inset: auto 0 0 0;
  padding: 14px;
  font-size: 14px;
  color: #fff;
  background: linear-gradient(to top, rgba(0,0,0,0.48), transparent);
}

/* =========================================
   Contact
========================================= */

.contact-box {
  display: grid;
  gap: 14px;
}

.form-grid {
  display: grid;
  gap: 14px;
}

.input,
.textarea,
select.input {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid var(--color-line);
  border-radius: 12px;
  background: #fff;
}

.textarea {
  min-height: 180px;
  resize: vertical;
}

/* Contact Mail */

.mail-text {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text);
  letter-spacing: 0.04em;
}

.mail-note {
  font-size: 12px;
  color: var(--color-muted);
  margin-top: 4px;
}

/* =========================================
   Footer
========================================= */

.site-footer {
  margin-top: 80px;
  padding: 56px 0 48px;
  border-top: 1px solid rgba(255,255,255,0.08);
  background: var(--color-green-deep);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.8fr 0.9fr 1fr;
  gap: 56px;
  align-items: start;
}

.footer-title {
  font-size: 15px;
  margin-bottom: 14px;
  color: var(--color-cream);
}

.footer-text,
.footer-links a {
  font-family: var(--font-sans);
  color: rgba(247, 243, 235, 0.78);
  font-size: 14px;
}

.footer-text {
  line-height: 1.9;
  max-width: none;
}

.footer-links {
  padding-left: 12px;
}

.footer-links a {
  display: block;
  margin: 8px 0;
  line-height: 1.7;
  transition: 0.2s ease;
}

.footer-links a:hover {
  color: #ffffff;
}

/* Footer Accent Link */

.site-footer .link-arrow {
  display: inline-block;
  margin-top: 8px;
  color: #9fb07a;
}

.site-footer .link-arrow:hover {
  color: #c7d4a6;
}

/* Language in Footer */

.footer-lang {
  margin-top: 22px;
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  font-family: var(--font-sans);
  font-size: 13px;
}

.footer-lang a {
  color: rgba(247, 243, 235, 0.78);
  transition: 0.2s ease;
}

.footer-lang a:hover,
.footer-lang a.is-current {
  color: #ffffff;
}

.copyright {
  margin-top: 30px;
  font-family: var(--font-sans);
  color: rgba(247, 243, 235, 0.62);
  font-size: 13px;
}