/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: color-mix(in srgb, var(--color-washi-cream) 92%, transparent);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-outline-variant);
  transition: border-color var(--transition);
}

.site-header.is-scrolled {
  border-bottom-color: var(--color-outline);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-block: 16px;
}

.site-header__brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-serif);
  font-size: var(--text-headline-sm);
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--color-primary);
  min-height: 44px;
  flex-shrink: 1;
  min-width: 0;
  max-width: min(240px, 58vw);
}

.site-header__brand img {
  height: 40px;
  width: auto;
  max-width: 100%;
  object-fit: contain;
  object-position: left center;
}

.site-nav {
  display: none;
  align-items: center;
  gap: 32px;
}

.site-nav a {
  font-size: var(--text-label);
  font-weight: 600;
  letter-spacing: 0.15em;
  color: var(--color-on-surface-variant);
  padding-bottom: 4px;
  transition: color var(--transition);
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--color-primary);
}

.site-nav a.is-active {
  color: var(--color-primary);
  border-bottom: 1px solid var(--color-primary);
}

.site-header__actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.menu-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: transparent;
  border: 1px solid var(--color-outline-variant);
  cursor: pointer;
  color: var(--color-primary);
}

.menu-toggle:focus-visible {
  outline: 2px solid var(--color-moss-deep);
  outline-offset: 2px;
}

@media (min-width: 768px) {
  .site-nav { display: flex; }
  .menu-toggle { display: none; }
}

.mobile-nav {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 200;
  background: color-mix(in srgb, var(--color-washi-cream) 98%, transparent);
}

.mobile-nav.is-open {
  display: flex;
  flex-direction: column;
}

.mobile-nav__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px var(--spacing-gutter);
  border-bottom: 1px solid var(--color-outline-variant);
}

.mobile-nav__links {
  display: flex;
  flex-direction: column;
  padding: 32px var(--spacing-gutter);
  gap: 24px;
}

.mobile-nav__links a {
  font-family: var(--font-serif);
  font-size: var(--text-headline-sm);
  color: var(--color-primary);
  min-height: 44px;
  display: flex;
  align-items: center;
}

.mobile-nav__links a.is-active {
  color: var(--color-moss-deep);
  border-left: 3px solid var(--color-moss-deep);
  padding-left: 16px;
}

body.nav-open {
  overflow: hidden;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  padding: 12px 24px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  font-size: var(--text-label);
  font-weight: 600;
  letter-spacing: 0.15em;
  cursor: pointer;
  transition: background-color var(--transition), color var(--transition), border-color var(--transition), opacity var(--transition);
}

.btn:focus-visible {
  outline: 2px solid var(--color-moss-deep);
  outline-offset: 2px;
}

.btn--primary {
  background: var(--color-moss-deep);
  color: var(--color-washi-cream);
  border-color: var(--color-moss-deep);
}

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

.btn--secondary {
  background: transparent;
  color: var(--color-ink-charcoal);
  border-color: var(--color-ink-charcoal);
}

.btn--secondary:hover {
  background: var(--color-ink-charcoal);
  color: var(--color-washi-cream);
}

.btn--ghost-light {
  background: var(--color-washi-cream);
  color: var(--color-moss-deep);
  border-color: var(--color-washi-cream);
}

.btn--ghost-light:hover {
  opacity: 0.9;
}

.btn--outline-light {
  background: transparent;
  color: var(--color-washi-cream);
  border-color: var(--color-washi-cream);
}

.btn--outline-light:hover {
  background: var(--color-washi-cream);
  color: var(--color-moss-deep);
}

/* Cards */
.card {
  background: var(--color-negi-white);
  border-left: 4px solid var(--color-moss-deep);
  padding: 32px;
}

.card--dark {
  background: var(--color-moss-deep);
  color: var(--color-washi-cream);
  border-left: none;
}

.card--hover:hover {
  background: var(--color-moss-deep);
  color: var(--color-washi-cream);
}

.card--hover:hover .text-muted {
  color: var(--color-negi-white);
}

/* Forms */
.form-group {
  margin-bottom: 32px;
}

.form-group label {
  display: block;
  font-size: var(--text-label);
  font-weight: 600;
  letter-spacing: 0.15em;
  margin-bottom: 8px;
}

.form-input {
  width: 100%;
  padding: 8px 0;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--color-ink-charcoal);
  border-radius: var(--radius);
}

.form-input:focus {
  outline: none;
  border-bottom-color: var(--color-moss-deep);
}

.form-input.is-error {
  border-bottom-color: var(--color-error);
}

.form-error {
  color: var(--color-error);
  font-size: 0.875rem;
  margin-top: 8px;
}

.form-success {
  text-align: center;
  padding: 48px 24px;
  background: var(--color-surface-container-low);
  border: 1px solid var(--color-outline-variant);
}

.form-grid {
  display: grid;
  gap: 32px;
}

@media (min-width: 768px) {
  .form-grid--2 { grid-template-columns: 1fr 1fr; }
}

/* Footer */
.site-footer {
  background: var(--color-moss-deep);
  color: var(--color-washi-cream);
  padding-top: var(--section-gap);
  padding-bottom: 32px;
}

@media (max-width: 767px) {
  .site-footer {
    padding-top: var(--section-gap-mobile);
  }
}

.site-footer__grid {
  display: grid;
  gap: 32px;
}

@media (min-width: 768px) {
  .site-footer__grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.site-footer h4 {
  font-size: var(--text-label);
  letter-spacing: 0.15em;
  opacity: 0.6;
  margin-bottom: 24px;
}

.site-footer a {
  color: color-mix(in srgb, var(--color-negi-white) 70%, transparent);
  transition: color var(--transition);
}

.site-footer a:hover,
.site-footer a:focus-visible {
  color: var(--color-washi-cream);
}

.site-footer__links li {
  margin-bottom: 16px;
}

.site-footer__social {
  display: flex;
  gap: 8px;
  margin-top: 16px;
}

.site-footer__social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border: 1px solid color-mix(in srgb, var(--color-washi-cream) 30%, transparent);
  color: var(--color-washi-cream);
}

.site-footer__social a .icon {
  display: block;
}

.newsletter-form button .icon {
  display: block;
  margin: auto;
}

.site-footer__social a:hover {
  background: var(--color-washi-cream);
  color: var(--color-moss-deep);
}

.site-footer__bottom {
  margin-top: 64px;
  padding-top: 32px;
  border-top: 1px solid color-mix(in srgb, var(--color-washi-cream) 10%, transparent);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 16px;
  font-size: var(--text-label);
  letter-spacing: 0.1em;
  opacity: 0.5;
}

.site-footer__phones p {
  margin-bottom: 8px;
}

/* Hero */
.hero {
  position: relative;
  min-height: 60vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero--full {
  min-height: 90vh;
}

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

.hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.hero__bg img,
.media-panel img,
.about-profile__image img {
  image-rendering: auto;
}

/* Split content + media sections */
.split-section {
  display: grid;
  gap: 48px;
  align-items: center;
}

@media (min-width: 768px) {
  .split-section {
    grid-template-columns: 1fr 1fr;
    gap: 64px;
  }
}

.split-section__media {
  position: relative;
  overflow: hidden;
  background: var(--color-surface-container-low);
}

.split-section__media img {
  width: 100%;
  height: auto;
  min-height: 240px;
  max-height: min(70vh, 680px);
  object-fit: cover;
  object-position: center;
  display: block;
}

@media (min-width: 768px) {
  .split-section__media {
    min-height: 360px;
  }

  .split-section__media img {
    min-height: 360px;
  }
}

/* Collage / document photos from the official site */
.split-section__media--contain img {
  min-height: 0;
  max-height: none;
  object-fit: contain;
  background: var(--color-washi-cream);
}

.staff-group-photo {
  margin: 0 auto;
  max-width: 960px;
}

.staff-group-photo img {
  width: 100%;
  height: auto;
  display: block;
  border: 1px solid var(--color-outline-variant);
}

/* About page */
.about-intro {
  display: grid;
  gap: 48px;
}

@media (min-width: 768px) {
  .about-intro {
    grid-template-columns: 120px 1fr;
    gap: 64px;
    align-items: start;
  }
}

.about-intro__accent {
  display: none;
}

@media (min-width: 768px) {
  .about-intro__accent {
    display: block;
    padding-top: 8px;
  }

  .about-intro__accent p {
    writing-mode: vertical-rl;
    font-family: var(--font-serif);
    font-size: var(--text-headline-sm);
    color: var(--color-moss-deep);
    letter-spacing: 0.12em;
    line-height: 1.6;
  }
}

.about-pillars {
  display: grid;
  gap: 24px;
}

@media (min-width: 768px) {
  .about-pillars {
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
  }
}

.about-pillar {
  padding: 24px;
  background: var(--color-washi-cream);
  border-left: 4px solid var(--color-moss-deep);
}

.about-profile {
  display: grid;
  gap: 48px;
  align-items: center;
}

@media (min-width: 768px) {
  .about-profile {
    grid-template-columns: 1.1fr 0.9fr;
    gap: 64px;
  }
}

.about-profile__image {
  position: relative;
}

.about-profile__image::before {
  content: "";
  position: absolute;
  top: -16px;
  left: -16px;
  width: 100%;
  height: 100%;
  border: 1px solid var(--color-moss-deep);
  z-index: 0;
}

.about-profile__image img {
  position: relative;
  z-index: 1;
  width: 100%;
  min-height: 360px;
  object-fit: cover;
}

@media (min-width: 768px) {
  .about-profile__image img {
    min-height: 480px;
  }
}

.about-profile__list {
  display: grid;
  gap: 0;
}

.about-profile__row {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid var(--color-outline-variant);
}

.about-profile__row dt {
  color: var(--color-on-surface-variant);
  font-size: var(--text-label);
  letter-spacing: 0.08em;
}

.about-profile__row dd {
  font-size: var(--text-body-md);
}

.quote-panel {
  display: grid;
  gap: 48px;
  align-items: center;
}

@media (min-width: 768px) {
  .quote-panel {
    grid-template-columns: 1fr 1.2fr;
    gap: 64px;
  }
}

.quote-panel__image img {
  width: 100%;
  min-height: 320px;
  object-fit: cover;
}

@media (min-width: 768px) {
  .quote-panel__image img {
    min-height: 480px;
  }
}

.quote-panel__content {
  padding: 40px;
  background: var(--color-negi-white);
  border-left: 4px solid var(--color-moss-deep);
}

.philosophy-goals {
  display: grid;
  gap: 16px;
  margin-top: 32px;
}

.philosophy-goals li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  color: var(--color-on-surface-variant);
}

.philosophy-goals li::before {
  content: "";
  width: 8px;
  height: 8px;
  margin-top: 8px;
  background: var(--color-moss-deep);
  flex-shrink: 0;
}

.recruitment-highlights {
  display: grid;
  gap: 24px;
  margin-top: 32px;
}

@media (min-width: 768px) {
  .recruitment-highlights {
    grid-template-columns: repeat(3, 1fr);
  }

  .hero .recruitment-highlights {
    grid-template-columns: repeat(3, 1fr);
  }
}

.recruitment-highlight {
  padding: 24px;
  background: var(--color-surface-container-low);
  border-top: 3px solid var(--color-moss-deep);
}


.hero__overlay {
  position: absolute;
  inset: 0;
  background: color-mix(in srgb, var(--color-primary) 25%, transparent);
}

.hero__content {
  position: relative;
  z-index: 1;
  width: 100%;
}

/* Instagram grid */
.instagram-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border: 8px solid var(--color-washi-cream);
}

.instagram-grid img {
  aspect-ratio: 1;
  object-fit: cover;
  width: 100%;
}

/* Product showcase — homepage focus on 九条ネギ & 竹 */
.product-showcase {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}

@media (min-width: 768px) {
  .product-showcase {
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
  }
}

.product-showcase__item {
  margin: 0;
}

.product-showcase__item img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  border: 1px solid var(--color-outline-variant);
}

.product-detail-figure img {
  width: 100%;
  height: auto;
  display: block;
  border: 1px solid var(--color-outline-variant);
}

@media (prefers-reduced-motion: reduce) {
  .product-showcase__item img {
    transition: none;
  }
}

/* Legal prose */
.legal-content h2 {
  font-family: var(--font-serif);
  font-size: var(--text-headline-sm);
  margin-top: 32px;
  margin-bottom: 16px;
}

.legal-content p,
.legal-content li {
  margin-bottom: 16px;
  color: var(--color-on-surface-variant);
}

.legal-content ul {
  list-style: disc;
  padding-left: 24px;
}

.legal-content ul li {
  list-style: disc;
}

/* Staff cards */
.staff-grid {
  display: grid;
  gap: 32px;
}

@media (min-width: 768px) {
  .staff-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.staff-card {
  background: var(--color-surface-container-low);
  border-left: 4px solid var(--color-moss-deep);
  padding: 24px;
}

.staff-card__avatar {
  aspect-ratio: 1;
  background: var(--color-outline-variant);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  color: var(--color-on-surface-variant);
  font-size: var(--text-label);
}