@charset "UTF-8";

/* ==============================================
   layout.css — コンテナ・ヘッダー・ナビ・フッター
============================================== */

/* -----------------------------------------------
   Container / Section
----------------------------------------------- */
.l-container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--space-3);
}

.l-container--wide {
  max-width: var(--container-wide);
}

.l-container--narrow {
  max-width: var(--container-narrow);
}

.l-section {
  padding-block: var(--space-10);
  padding-inline: var(--space-2);
}

@media (min-width: 48rem) {
  .l-section {
    padding-block: var(--space-12);
    padding-inline: var(--space-4);
  }
}

/* -----------------------------------------------
   Header
----------------------------------------------- */
.l-header {
  position: sticky;
  top: 0;
  z-index: 1100;
  background-color: rgba(26, 23, 20, 0.95);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border-gold);
}

.l-header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: var(--header-height);
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--space-3);
}

/* -----------------------------------------------
   Logo
----------------------------------------------- */
.c-logo {
  font-family: var(--font-serif);
  font-size: var(--font-size-base);
  font-weight: normal;
  letter-spacing: var(--letter-spacing-wide);
  color: var(--color-text);
}

/* -----------------------------------------------
   PC Navigation
----------------------------------------------- */
.l-nav-pc {
  display: none;
}

@media (min-width: 48rem) {
  .l-nav-pc {
    display: block;
  }
}

.l-nav-pc__list {
  display: flex;
  gap: var(--space-8);
  align-items: center;
}

.l-nav-pc__link {
  font-family: var(--font-serif);
  font-size: 0.9375rem;
  font-weight: normal;
  letter-spacing: var(--letter-spacing-base);
  color: var(--color-text);
  transition: color var(--transition-base);
  position: relative;
  padding-bottom: 0.4rem;
}

.l-nav-pc__link:hover,
.l-nav-pc__link.is-current {
  color: var(--color-primary);
  opacity: 1;
}

.l-nav-pc__link.is-current::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 1rem;
  height: 1px;
  background-color: var(--color-primary);
}

/* -----------------------------------------------
   Menu Toggle (SP)
----------------------------------------------- */
.c-menu-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 0.375rem;
  width: 2.5rem;
  height: 2.5rem;
}

@media (min-width: 48rem) {
  .c-menu-toggle {
    display: none;
  }
}

.c-menu-toggle__bar {
  width: 1.5rem;
  height: 2px;
  background-color: var(--color-text);
  transition: var(--transition-base);
}

.c-menu-toggle[aria-expanded="true"] .c-menu-toggle__bar:nth-child(1) {
  transform: translateY(0.5rem) rotate(45deg);
}

.c-menu-toggle[aria-expanded="true"] .c-menu-toggle__bar:nth-child(2) {
  opacity: 0;
}

.c-menu-toggle[aria-expanded="true"] .c-menu-toggle__bar:nth-child(3) {
  transform: translateY(-0.5rem) rotate(-45deg);
}

/* -----------------------------------------------
   SP Navigation (Overlay)
----------------------------------------------- */
.l-nav-sp {
  position: fixed;
  inset: 0;
  z-index: 1050;
  background-color: var(--color-bg-deep);
  border-top: 1px solid var(--color-border-gold);
  display: flex;
  justify-content: center;
  align-items: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base), visibility var(--transition-base);
}

.l-nav-sp[aria-hidden="false"] {
  opacity: 1;
  visibility: visible;
}

.l-nav-sp__list {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-6);
}

.l-nav-sp__link {
  font-family: var(--font-serif);
  font-size: var(--font-size-lg);
  letter-spacing: var(--letter-spacing-wide);
  color: var(--color-text);
  display: block;
  padding-bottom: var(--space-2);
  border-bottom: 1px solid var(--color-border-light);
  min-width: 12rem;
  text-align: center;
  transition: color var(--transition-base);
}

.l-nav-sp__link:hover {
  color: var(--color-primary);
  opacity: 1;
}

/* -----------------------------------------------
   Footer
----------------------------------------------- */
.l-footer {
  background: linear-gradient(180deg, var(--color-bg-dark) 0%, var(--color-bg-deep) 100%);
  color: #c7c1b5;
  padding-block: var(--space-10) var(--space-4);
  border-top: 2px solid var(--color-primary);
}

.l-footer-inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--space-3);
  border-bottom: 1px solid var(--color-border-light);
  padding-bottom: var(--space-8);
  margin-bottom: var(--space-4);
}

@media (min-width: 48rem) {
  .l-footer-inner {
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-start;
  }

  .l-footer {
    padding-block: var(--space-12) var(--space-6);
  }
}

.l-footer-info {
  text-align: center;
}

@media (min-width: 48rem) {
  .l-footer-info {
    text-align: left;
  }
}

.l-footer__logo {
  font-family: var(--font-serif);
  font-size: var(--font-size-xl);
  color: var(--color-text);
  letter-spacing: var(--letter-spacing-wide);
  margin-bottom: var(--space-3);
  display: block;
}

.l-footer__address {
  font-size: var(--font-size-sm);
  line-height: 2;
  letter-spacing: var(--letter-spacing-tight);
}

.l-footer__tel {
  color: #c7c1b5;
  transition: color var(--transition-base);
}

.l-footer__tel:hover {
  color: var(--color-primary);
  opacity: 1;
}

.l-footer-links {
  text-align: center;
}

@media (min-width: 48rem) {
  .l-footer-links {
    text-align: right;
  }
}

.l-footer__nav {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

@media (min-width: 48rem) {
  .l-footer__nav {
    flex-direction: row;
    gap: var(--space-6);
  }
}

.l-footer__nav-link {
  font-size: 0.9375rem;
  letter-spacing: var(--letter-spacing-tight);
  color: #c7c1b5;
  transition: color var(--transition-base);
}

.l-footer__nav-link:hover {
  color: var(--color-primary);
  opacity: 1;
}

.l-footer-copy {
  text-align: center;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--space-3);
}

.l-footer-copy small {
  font-size: var(--font-size-xs);
  color: #777777;
  letter-spacing: var(--letter-spacing-tight);
}