/* ==========================================================================
   Common Styles - Header, Footer, Shared Components & Global Layout
   ========================================================================== */


/* ==========================================================================
   BASE
   ========================================================================== */

body {
  font-family: var(--font-sans);
  font-size: var(--fs-base);
  font-weight: var(--fw-medium);
  color: var(--color-text);
  background-color: var(--color-bg);
}

a {
  color: inherit;
  text-decoration: none;
}

/* ── Container ── */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

@media (max-width: 768px) {
  .container {
    padding: 0;
  }
}

.container--wide {
  width: 100%;
  max-width: var(--max-width-wide);
  margin: 0 auto;
  padding: 0 var(--gutter);
}


/* ==========================================================================
   UTILITIES
   ========================================================================== */

/* Visually hidden (screen reader only) */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

/* English font */
.en {
  font-family: var(--font-en);
}

/* PC / SP 表示切り替え */
@media (max-width: 768px) {
  .PcItem { display: none; }
  .SpItem { display: inherit; }
}
@media (min-width: 769px) {
  .PcItem { display: inherit; }
  .SpItem { display: none; }
}


/* ==========================================================================
   LAYOUT - 2 Column Global Structure
   ========================================================================== */

.l-contents {
  display: flex;
  gap: var(--sp-2xl);
  align-items: flex-start;
  padding-top: var(--sp-2xl);
  padding-bottom: var(--sp-4xl);
}

.sidebar {
  width: 230px;
  flex-shrink: 0;
  z-index: 10;
}

.l-main {
  flex: 1;
  min-width: 0; /* はみ出し防止 */
}

/* サイドバーパーツ */
.sidebar__banner {
  position: relative;
  overflow: hidden;
  margin-bottom: var(--sp-2xl);
  aspect-ratio: 280 / 120;
  box-shadow: 0 3px 6px rgba(0, 0, 0, 0.16);
}

.sidebar__banner-bg {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.sidebar__banner-text {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--sp-sm);
  background: var(--color-blue);
  color: var(--color-white);
  font-size: var(--fs-sm);
  font-weight: bold;
  text-align: center;
  line-height: 1.4;
}

.sidebar__group {
  background: var(--color-white);
  margin-bottom: 10px;
}

.sidebar__heading {
  background: var(--color-bg-light);
  padding: var(--sp-sm) var(--sp-md);
  font-size: var(--fs-sm);
  font-weight: bold;
  color: var(--color-blue);
}

.sidebar__list li a {
  display: block;
  padding: var(--sp-sm) var(--sp-md);
  font-size: var(--fs-sm);
  color: var(--color-text);
  transition: background var(--duration);
}

.sidebar__list li a:hover {
  background: var(--color-bg-light);
  color: var(--color-blue);
}

.sidebar__link-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: var(--sp-md);
  font-size: var(--fs-sm);
  font-weight: bold;
  color: var(--color-text);
  transition: opacity var(--duration);
}

.sidebar__link-item:hover {
  opacity: 0.7;
}

.sidebar__link-video {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: var(--sp-md);
  background: var(--color-blue);
  color: var(--color-white);
  font-size: var(--fs-sm);
  font-weight: bold;
  transition: opacity var(--duration);
}

.sidebar__link-video:hover {
  opacity: 0.85;
}

.sidebar__link-video__icon {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
}

.sidebar__link-video__arrow {
  flex-shrink: 0;
  margin-left: auto;
  width: 20px;
  height: 20px;
  filter: brightness(0) invert(1); /* 白抜き */
}

.sidebar__link-corporate {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: var(--sp-md);
  background: var(--color-navy);
  color: var(--color-white);
  font-size: var(--fs-sm);
  font-weight: bold;
  transition: opacity var(--duration);
}

.sidebar__link-corporate:hover {
  opacity: 0.9;
}

.sidebar__corporate-logo {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  background: var(--color-white);
  color: var(--color-navy);
  border-radius: 50%;
  font-size: 12px;
}

/* ── Responsive: Layout ── */
@media (max-width: 1280px) {
  .l-contents {
    gap: var(--sp-xl);
  }
}

@media (min-width: 769px) and (max-width: 1028px) {
  .l-contents {
    gap: var(--sp-lg);
  }
  .sidebar {
    width: 200px;
  }
}

@media (max-width: 768px) {
  .l-contents {
    display: block;
  }
  .sidebar {
    width: 100%;
    position: static;
    margin-bottom: var(--sp-xl);
    display: none; /* スマホではサイドバー非表示 */
  }
  .l-main > section {
    margin-bottom: var(--sp-xl);
  }
}




/* Sidebar */
.sidebar {
  flex: 0 0 var(--sidebar-width);
}

.sidebar__banner {
  position: relative;
  overflow: hidden;
  margin-bottom: var(--sp-2xl);
  aspect-ratio: 230 / 144;
  display: flex;
  align-items: flex-end;
}
.sidebar__banner-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.sidebar__banner-text {
    position: relative;
    z-index: 1;
    padding: 0.5em;
    font-size: var(--fs-sm);
    font-weight: var(--fw-bold);
    color: var(--color-white);
    line-height: 1.6;
    width: 100%;
}

.sidebar__nav {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.sidebar__group {
}

.sidebar__heading {
    display: block;
    padding: 12px 16px;
    font-size: var(--fs-sm);
    font-weight: var(--fw-bold);
    color: var(--color-heading);
    background: var(--color-navy);
    border-radius: var(--radius-xl);
    transition: background var(--duration) var(--ease);
}
a.sidebar__heading:hover {
  background: var(--color-blue);
}
.sidebar__list li a {
  display: block;
  padding: 10px 16px 10px 28px;
  font-size: var(--fs-sm);
  color: var(--color-text);
  background: var(--color-bg-light);
  transition: background var(--duration) var(--ease), color var(--duration) var(--ease);
}
.sidebar__list li:last-child a {
  border-radius: 0 0 var(--radius-lg) var(--radius-lg) ;
}
.sidebar__list li a::before {
  content: "- ";
  color: var(--color-text-muted);
}

.sidebar__list li a:hover {
  background: var(--color-blue-light);
  color: var(--color-blue);
}

.sidebar__link-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  font-size: var(--fs-sm);
  font-weight: var(--fw-bold);
  color: var(--color-text);
  background: var(--color-bg-light);
  transition: background var(--duration) var(--ease);
}

.sidebar__link-item:hover {
  background: var(--color-blue-light);
}

.sidebar__link-item--icon svg {
  fill: var(--color-text);
}

.sidebar__group--highlight {
  margin-top: var(--sp-sm);
}




.sidebar__link-video {
  position: relative;
  display: flex;
  align-items: center;
  gap: 1em;
  padding: 2em 16px;
aspect-ratio: 230 / 116;
  font-size: var(--fs-lg);
  font-weight: var(--fw-bold);
  color: var(--color-white);
  border-radius: var(--radius-lg); 
  overflow: hidden;
  justify-content: center;
    margin-bottom:  var(--sp-lg);
}
.sidebar__link-video::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: url(../images/common/common-04.webp);
    background-size: cover;
    background-position: center;
    transition: transform var(--duration) var(--ease);
}
.sidebar__link-video::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(26, 43, 137, 0.8);
}
.sidebar__link-video:hover::before {
  transform: scale(1.05);
}
.sidebar__link-video__icon,
.sidebar__link-video span,
.sidebar__link-video__arrow {
  position: relative;
  z-index: 1;
}
.sidebar__link-video__arrow {
  margin-left: 0;
}
.sidebar__link-video__icon {
  width: 30px;
  height: 30px;
  flex-shrink: 0;
}
.sidebar__link-video__arrow {
  width: 25px;
  height: 25px;
  flex-shrink: 0;
  margin-left: auto;
}



.sidebar__link-corporate {
  position: relative;
  display: flex;
  align-items: center;
  padding: 2em 16px;
aspect-ratio: 230 / 116;
  font-size: var(--fs-lg);
  font-weight: var(--fw-bold);
  color: var(--color-white);
  border-radius: var(--radius-lg); 
  overflow: hidden;
  justify-content: center;
    margin-bottom:  var(--sp-lg);
  background: var(--color-blue);
}
.sidebar__link-corporate::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: url("../images/common/Parts17.svg");
    background-position: center right -35%;
    transition: transform var(--duration) var(--ease);
    background-repeat: no-repeat;
    background-size: 70%;
}

.sidebar__link-corporate:hover {
  background: var(--color-blue-hover);
}

.sidebar__corporate-logo {
  font-size: 1.5rem;
  font-weight: var(--fw-black);
  line-height: 1;
}



/* Sidebar */
.sidebar {
  flex: 0 0 var(--sidebar-width);
}

.sidebar__banner {
  position: relative;
  overflow: hidden;
  margin-bottom: var(--sp-2xl);
  aspect-ratio: 230 / 144;
  display: flex;
  align-items: flex-end;
}
.sidebar__banner-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.sidebar__banner-text {
    position: relative;
    z-index: 1;
    padding: 0.5em;
    font-size: var(--fs-sm);
    font-weight: var(--fw-bold);
    color: var(--color-white);
    line-height: 1.6;
    width: 100%;
}

.sidebar__nav {
  display: flex;
  flex-direction: column;
  gap: 2px;
}


.sidebar__heading {
    display: block;
    padding: 12px 16px;
    font-size: var(--fs-sm);
    font-weight: var(--fw-bold);
    color: var(--color-heading);
    background: var(--color-navy);
    border-radius: var(--radius-xl);
    transition: background var(--duration) var(--ease);
}
a.sidebar__heading:hover {
  background: var(--color-blue);
}
.sidebar__list li a {
  display: block;
  padding: 10px 16px 10px 28px;
  font-size: var(--fs-sm);
  color: var(--color-text);
  background: var(--color-bg-light);
  transition: background var(--duration) var(--ease), color var(--duration) var(--ease);
}
.sidebar__list li:last-child a {
  border-radius: 0 0 var(--radius-lg) var(--radius-lg) ;
}
.sidebar__list li a::before {
  content: "- ";
  color: var(--color-text-muted);
}

.sidebar__list li a:hover {
  background: var(--color-blue-light);
  color: var(--color-blue);
}

.sidebar__link-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  font-size: var(--fs-sm);
  font-weight: var(--fw-bold);
  color: var(--color-text);
  background: var(--color-bg-light);
  transition: background var(--duration) var(--ease);
}

.sidebar__link-item:hover {
  background: var(--color-blue-light);
}

.sidebar__link-item--icon svg {
  fill: var(--color-text);
}

.sidebar__group--highlight {
  margin-top: var(--sp-sm);
}




.sidebar__link-video {
  position: relative;
  display: flex;
  align-items: center;
  gap: 1em;
  padding: 2em 16px;
aspect-ratio: 230 / 116;
  font-size: var(--fs-lg);
  font-weight: var(--fw-bold);
  color: var(--color-white);
  border-radius: var(--radius-lg); 
  overflow: hidden;
  justify-content: center;
    margin-bottom:  var(--sp-lg);
}
.sidebar__link-video::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: url(../images/common/common-04.webp);
    background-size: cover;
    background-position: center;
    transition: transform var(--duration) var(--ease);
}
.sidebar__link-video::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(26, 43, 137, 0.8);
}
.sidebar__link-video:hover::before {
  transform: scale(1.05);
}
.sidebar__link-video__icon,
.sidebar__link-video span,
.sidebar__link-video__arrow {
  position: relative;
  z-index: 1;
}
.sidebar__link-video__arrow {
  margin-left: 0;
}
.sidebar__link-video__icon {
  width: 30px;
  height: 30px;
  flex-shrink: 0;
}
.sidebar__link-video__arrow {
  width: 25px;
  height: 25px;
  flex-shrink: 0;
  margin-left: auto;
}





.sidebar__link-corporate {
  position: relative;
  display: flex;
  align-items: center;
  padding: 2em 16px;
aspect-ratio: 230 / 116;
  font-size: var(--fs-lg);
  font-weight: var(--fw-bold);
  color: var(--color-white);
  border-radius: var(--radius-lg); 
  overflow: hidden;
  justify-content: center;
    margin-bottom:  var(--sp-lg);
  background: var(--color-blue);
}
.sidebar__link-corporate::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: url("../images/common/Parts17.svg");
    background-position: center right -35%;
    transition: transform var(--duration) var(--ease);
    background-repeat: no-repeat;
    background-size: 70%;
}

.sidebar__link-corporate:hover {
  background: var(--color-blue-hover);
}

.sidebar__corporate-logo {
  font-size: 1.5rem;
  font-weight: var(--fw-black);
  line-height: 1;
}





@media (max-width: 1024px) {
  :root {
    --sp-section: 4rem;
  }
  .sidebar {
    flex: none;
    width: 100%;
  }

  .sidebar__nav {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 4px;
  }

  .sidebar__group {
    flex: 1 1 auto;
  }

}





@media (min-width: 769px) and (max-width: 1028px) {
  :root {
    --sp-section: 4rem;
  }


  /* ── Sidebar ── */
  .sidebar {
    flex: 0 0 200px;
    width: 200px;
  }
  .sidebar__nav {
    flex-direction: column;
  }
  .sidebar__group {
    flex: none;
  }
  .sidebar__link-video {
    font-size: var(--fs-md);
    padding: 1.5em 12px;
  }
  .sidebar__link-corporate {
    font-size: var(--fs-md);
    padding: 1.5em 12px;
  }


}




@media (max-width: 768px) {
  :root {
    --sp-section: 3rem;
    --gutter: 1.25rem;
  }

  /* Sidebar hidden on mobile */
  .sidebar {
    display: none;
  }

}





















/* ==========================================================================
   HEADER
   ========================================================================== */

.header {
  background: var(--color-white);
}

.header.is-scrolled {
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.1);
}

.header__main {
  display: flex;
  align-items: stretch;
  justify-content: space-between;
  max-width: var(--max-width-wide);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.header__logo {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 2px;
  padding: 12px 0;
}

.header__logo-main {
  font-size: 1.375rem;
  font-weight: var(--fw-black);
  color: var(--color-heading);
  letter-spacing: 0.02em;
  line-height: 1.3;
}

.header__logo-sub {
  font-size: var(--fs-xs);
  color: var(--color-heading);
}

.header__logo-sub2 {
  font-size: var(--fs-xs);
  font-weight: var(--fw-regular);
  color: var(--color-heading);
}

.header__actions {
  display: flex;
  align-items: stretch;
  gap: var(--sp-md);
}

.header__phone-time {
  display: flex;
  align-items: flex-end;
  margin-bottom: 15px;
}

.header__phone-hours {
  font-size: var(--fs-xs);
  color: var(--color-heading);
}

.header__phone-group {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 2px;
  justify-content: center;
}

.header__phone-number {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 1.15rem;
  font-weight: var(--fw-bold);
  color: var(--color-text);
  letter-spacing: 0.03em;
  line-height: 1.5;
}

.header__phone-number .icon-phone {
  width: 28px;
  height: 28px;
  background: var(--color-red);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.header__phone-number .icon-phone svg {
  width: 15px;
  height: 15px;
  fill: var(--color-white);
}

.header__contact-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  background: var(--color-red);
  color: var(--color-white);
  padding: 10px 30px;
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
  font-size: var(--fs-sm);
  font-weight: var(--fw-bold);
  letter-spacing: 0.05em;
  transition: background var(--duration) var(--ease);
  white-space: nowrap;
  align-self: flex-start;
  margin-bottom: 10px;
}

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

.header__contact-btn svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
}

/* ── Responsive: Header ── */
@media (min-width: 769px) and (max-width: 1028px) {
  .header__phone-time,
  .header__phone-group {
    display: none;
  }
  .header__contact-btn {
    padding: 10px 20px;
    font-size: var(--fs-xs);
  }
}

@media (max-width: 768px) {
  .header {
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-sm);
  }
  .header__main {
    padding: 0 0.5em;
  }
  .header__logo-sub {
    font-size: var(--fs-5xs);
  }
  .header__logo-main {
    font-size: 1rem;
  }
  .header__logo-sub2 {
    display: none;
  }
  .header__phone-time,
  .header__phone-group,
  .header__contact-btn {
    display: none;
  }
  .header__actions {
    gap: 0;
  }
}


/* ==========================================================================
   GLOBAL NAVIGATION
   ========================================================================== */

.gnav {
  background: var(--color-white);
  border-top: 1px solid var(--color-border-light);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}

.gnav__list {
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto;
  padding: 0 var(--gutter);
  max-width: 960px;
}

.gnav__item {
  text-align: center;
  position: relative;
}

.gnav__link {
  display: block;
  padding: 14px 40px;
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: var(--color-text);
  position: relative;
  transition: color var(--duration) var(--ease);
}

.gnav__link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background: var(--color-blue);
  transition: width var(--duration) var(--ease);
}

.gnav__link:hover {
  color: var(--color-blue);
}

.gnav__link:hover::after {
  width: 80%;
}

/* ── Sub Navigation (Dropdown) ── */
.gnav__sub {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(10px);
  padding-top: 14px;
  opacity: 0;
  visibility: hidden;
  transition: all var(--duration) var(--ease);
  z-index: 10;
}

.gnav__item:hover .gnav__sub {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.gnav__sub-list {
  display: flex;
  align-items: center;
  gap: var(--sp-lg);
  background: var(--color-white);
  border-radius: var(--radius-pill);
  box-shadow: var(--shadow-md);
  padding: 10px 28px;
  position: relative;
  white-space: nowrap;
}

.gnav__sub-list::before {
  content: "";
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  border-width: 0 8px 8px 8px;
  border-style: solid;
  border-color: transparent transparent var(--color-white) transparent;
}

.gnav__sub-link {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: var(--fs-sm);
  font-weight: var(--fw-regular);
  color: var(--color-text);
  transition: color var(--duration) var(--ease);
}

.gnav__sub-link:hover {
  color: var(--color-blue);
}

.gnav__sub-link::before {
  content: "";
  display: inline-block;
  width: 5px;
  height: 5px;
  border-top: 1.5px solid currentColor;
  border-right: 1.5px solid currentColor;
  transform: rotate(45deg);
  margin-top: 1px;
}

/* ── Responsive: Navigation ── */
@media (min-width: 769px) and (max-width: 1028px) {
  .gnav__list {
    flex-wrap: wrap;
    max-width: 100%;
    padding: 0 var(--sp-md);
  }
  .gnav__link {
    padding: 10px 12px;
    font-size: var(--fs-xs);
  }
}

@media (max-width: 768px) {
  .gnav {
    display: none !important;
  }
}


/* ==========================================================================
   HAMBURGER MENU BUTTON
   ========================================================================== */

.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 50px;
  height: 60px;
  padding: 8px;
}

.menu-toggle span {
  display: block;
  width: 100%;
  height: 3px;
  background: var(--color-text);
  transition: transform var(--duration) var(--ease), opacity var(--duration) var(--ease);
}

@media (max-width: 768px) {
  .menu-toggle {
    display: flex;
    background: var(--color-darkblue);
    width: auto;
    align-self: stretch;
    aspect-ratio: 1 / 1;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    padding: 0;
    gap: 10px;
  }
  .menu-toggle span {
    background: var(--color-white);
    width: 40px;
  }
}


/* ==========================================================================
   FLOATING CONTACT BUTTON
   ========================================================================== */

.floating-contact {
  position: fixed;
  right: 1em;
  top: 30%;
  transform: translateY(-50%);
  z-index: 90;
  writing-mode: vertical-rl;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.floating-contact.is-show {
  opacity: 1;
  visibility: visible;
}

.floating-contact__btn {
  display: flex;
  align-items: center;
  gap: 0.5em;
  background: var(--color-red);
  color: var(--color-white);
  padding: 20px 10px;
  font-size: var(--fs-md);
  font-weight: var(--fw-medium);
  border-radius: var(--radius-lg);
  transition: background var(--duration) var(--ease);
  box-shadow: var(--shadow-md);
  white-space: nowrap;
}

.floating-contact__btn:hover {
  background: var(--color-red-hover);
}

.floating-contact__btn svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
  writing-mode: horizontal-tb;
}

@media (min-width: 769px) and (max-width: 1028px) {
  .floating-contact__btn {
    padding: 16px 8px;
    font-size: var(--fs-sm);
  }
}

@media (max-width: 768px) {
  .floating-contact {
    display: none;
  }
}


/* ==========================================================================
   BUTTONS
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 0.5em 2em;
  font-size: var(--fs-md);
  font-weight: var(--fw-bold);
  border-radius: var(--radius-pill);
  transition: all var(--duration) var(--ease);
  letter-spacing: 0.05em;
  white-space: nowrap;
}

.btn--space {
  padding: 0.3em 1.5em;
  font-size: var(--fs-2xl);
}

.btn--blue {
  background: var(--color-blue);
  color: var(--color-white);
}

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

.btn--outline {
  background: transparent;
  color: var(--color-blue);
  border: 2px solid var(--color-blue);
}

.btn--outline:hover {
  background: var(--color-blue);
  color: var(--color-white);
}

.btn__arrow {
  display: inline-flex;
  width: 20px;
  height: 20px;
}

.btn__arrow svg {
  width: 100%;
  height: 100%;
  fill: currentColor;
}

@media (min-width: 769px) and (max-width: 1028px) {
  .btn {
    padding: 0.5em 3em;
  }
}

@media (max-width: 768px) {
  .btn {
    padding: 0.5em 1.5em;
  }
}


/* ==========================================================================
   SECTION HEADINGS
   ========================================================================== */

.section-heading {
  margin-bottom: var(--sp-xs);
}

.section-heading__ja {
  font-size: var(--fs-6xl);
  font-weight: var(--fw-bold);
  color: var(--color-heading);
  line-height: 1.3;
  margin-bottom: 4px;
}

.section-heading__en {
  font-family: var(--font-en);
  font-size: var(--fs-xl-mid);
  font-weight: var(--fw-bold);
  color: var(--color-darkblue);
  letter-spacing: 0.05em;
  text-align: left;
  margin-bottom: var(--sp-md-lg);
}

.section-heading__sub {
  font-size: var(--fs-xl);
  color: var(--color-darkblue);
  font-weight: var(--fw-bold);
  margin-top: var(--sp-sm);
  margin-bottom: var(--sp-md-lg);
}

@media (min-width: 769px) and (max-width: 1028px) {
  .section-heading__ja {
    font-size: var(--fs-4xl);
  }
}

@media (max-width: 768px) {
  .section-heading__ja {
    font-size: var(--fs-3xl-mid);
  }
  .section-heading__en {
    font-size: var(--fs-sm);
  }
  .section-heading__sub {
    font-size: var(--fs-sm);
  }
}


/* ==========================================================================
   SECTION TITLE COMPONENT (.c-section-title)
   アイコン付き共通見出し。全ページで使用可能。
   ========================================================================== */

.c-section-title {
  display: flex;
  align-items: center;
  gap: 10px;
  padding-bottom: var(--sp-sm);
  border-bottom: 1px solid #8B94C3;
  margin-bottom: var(--sp-xl);
}

.c-section-title__icon {
  flex-shrink: 0;
  height: 2.5em;
  width: auto;
  display: block;
}

.c-section-title__body {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.c-section-title__ja {
  font-size: var(--fs-5xl);
  font-weight: var(--fw-bold);
  color: var(--color-heading);
  line-height: 1.3;
}

.c-section-title__sub {
  font-size: var(--fs-xl-mid);
  font-weight: var(--fw-bold);
  color: var(--color-darkblue);
  letter-spacing: 0.04em;
  line-height: 1.4;
}

@media (min-width: 769px) and (max-width: 1028px) {
  .c-section-title__ja {
    font-size: var(--fs-4xl);
  }
}

@media (max-width: 768px) {
  .c-section-title {
    gap: 8px;
  }
  .c-section-title__icon {
    height: 2.4em;
  }
  .c-section-title__ja {
    font-size: var(--fs-3xl-mid);
  }
  .c-section-title__sub {
    font-size: var(--fs-sm);
  }
}


/* ==========================================================================
   HEADING BAR COMPONENT (.c-heading-bar)
   青背景・白文字のセクション見出しバー。全ページで使用可能。
   ========================================================================== */

.c-heading-bar {
  background: var(--color-darkblue-80);
  padding: var(--sp-sm-md) var(--sp-xl);
  margin-bottom: var(--sp-xl);
}

.c-heading-bar__title {
  font-size: var(--fs-3xl);
  font-weight: var(--fw-md);
  color: var(--color-white);
  line-height: 1.3;
  margin: 0;
}

@media (max-width: 768px) {
  .c-heading-bar__title {
    font-size: var(--fs-xl);
  }
}


/* ==========================================================================
   FAQ ITEM COMPONENT (.c-faq-item)
   常時展開のQ&Aリンクブロック。全ページで使用可能。
   ========================================================================== */

.c-faq-items {
  display: flex;
  flex-direction: column;
  gap: var(--sp-md);
  margin-bottom: var(--sp-xl);
}

.c-faq-item {
  display: block;
  background: var(--color-bg-light);
  border-radius: var(--radius-md);
  text-decoration: none;
  color: inherit;
  overflow: hidden;
  transition: opacity var(--duration) var(--ease);
}

.c-faq-item:hover {
  opacity: 0.75;
}

/* Q 行 */
.c-faq-item__question {
  display: flex;
  align-items: center;
  gap: var(--sp-md);
  padding: var(--sp-md) var(--sp-lg);
}

.c-faq-item__q-mark {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  background: var(--color-heading);
  color: var(--color-white);
  font-size: var(--fs-md);
  font-weight: var(--fw-black);
  border-radius: 50%;
  font-family: var(--font-en);
  line-height: 1;
}

.c-faq-item__q-text {
  font-size: var(--fs-sm);
  font-weight: var(--fw-bold);
  color: var(--color-heading);
  line-height: 1.5;
}

/* A 行 */
.c-faq-item__answer {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-md);
  padding: var(--sp-md) var(--sp-lg);
}

.c-faq-item__a-mark {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  background: var(--color-red);
  color: var(--color-white);
  font-size: var(--fs-md);
  font-weight: var(--fw-black);
  border-radius: 50%;
  font-family: var(--font-en);
  line-height: 1;
}

/* A テキスト：3行クランプ */
.c-faq-item__a-text {
  font-size: var(--fs-sm);
  color: var(--color-text);
  line-height: 1.9;
  flex: 1;
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

@media (max-width: 768px) {
  .c-faq-item__question,
  .c-faq-item__answer {
    padding: var(--sp-sm-md) var(--sp-md);
    gap: var(--sp-sm);
  }

  .c-faq-item__q-text {
    font-size: var(--fs-sm);
  }
}


/* ==========================================================================
   INFO LIST COMPONENT (.c-info-list)
   左画像＋テキスト＋矢印の横並びリスト。全ページで使用可能。
   ========================================================================== */

.c-info-list {
  border-top: 1px solid var(--color-border);
  margin-bottom: var(--sp-xl);
}

.c-info-list__item {
  display: flex;
  align-items: center;
  gap: var(--sp-xl);
  padding: var(--sp-lg) 0;
  border-bottom: 1px solid var(--color-border);
  text-decoration: none;
  color: inherit;
}

.c-info-list__image {
  flex-shrink: 0;
  width: 230px;
  aspect-ratio: 23 / 15;
  overflow: hidden;
  background: var(--color-bg-light);
}

.c-info-list__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform var(--duration) var(--ease);
}

.c-info-list__item:hover .c-info-list__image img {
  transform: scale(1.03);
}

.c-info-list__body {
  flex: 1;
  min-width: 0;
}

/* 日付 + タグ行 */
.c-info-list__meta {
  display: flex;
  align-items: center;
  gap: var(--sp-sm);
  margin-bottom: var(--sp-xs);
  flex-wrap: wrap;
}

.c-info-list__date {
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
  font-family: var(--font-en);
}

.c-info-list__tag {
  display: inline-block;
  padding: 0.2em 0.85em;
  font-size: var(--fs-xs);
  font-weight: var(--fw-bold);
  color: var(--color-heading);
  background: var(--color-blue-light);
  border-radius: var(--radius-sm);
  line-height: 1.6;
}

.c-info-list__title {
  font-size: var(--fs-lg);
  font-weight: var(--fw-bold);
  color: var(--color-heading);
  line-height: 1.4;
  margin-bottom: var(--sp-xs);
  transition: color var(--duration) var(--ease);
}

/* 抜粋テキスト：2行クランプ */
.c-info-list__text {
  font-size: var(--fs-sm);
  line-height: 1.8;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin: 0;
}

/* 右端：円形矢印アイコン */
.c-info-list__arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 2px solid var(--color-border);
  color: var(--color-heading);
  transition: background-color var(--duration) var(--ease),
              border-color var(--duration) var(--ease),
              color var(--duration) var(--ease);
}

/* ホバー時（box-shadow なし） */
.c-info-list__item:hover .c-info-list__title {
  color: var(--color-darkblue);
}

.c-info-list__item:hover .c-info-list__text {
  text-decoration: underline;
}

.c-info-list__item:hover .c-info-list__arrow {
  background-color: var(--color-blue);
  border-color: var(--color-blue);
  color: var(--color-white);
}

@media (max-width: 768px) {
  .c-info-list__item {
    gap: var(--sp-md);
    padding: var(--sp-md) 0;
  }

  .c-info-list__image {
    width: 120px;
  }

  .c-info-list__title {
    font-size: var(--fs-md);
  }

  .c-info-list__arrow {
    display: none;
  }
}


/* ==========================================================================
   TAGS & CARDS
   ========================================================================== */

.tag {
  display: inline-block;
  padding: 3px 12px;
  font-size: var(--fs-xs);
  font-weight: var(--fw-bold);
  border-radius: 2px;
  line-height: 1.6;
}

.tag--blue {
  background: var(--color-blue-spec2);
  color: var(--color-heading);
}

.card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: box-shadow var(--duration) var(--ease);
}

.card:hover {
  box-shadow: var(--shadow-md);
}

.card__image {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4 / 3;
  background: var(--color-bg-light);
}

.card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--duration) var(--ease);
}

.card:hover .card__image img {
  transform: scale(1.03);
}

.card__body {
  padding: var(--sp-md);
}

.card__title {
  font-size: var(--fs-base);
  font-weight: var(--fw-bold);
  color: var(--color-heading);
  line-height: 1.6;
  margin-bottom: var(--sp-sm);
}

.card__text {
  font-size: var(--fs-sm);
  line-height: 1.8;
}

.card__lot {
  display: inline-block;
  margin-top: var(--sp-sm);
  font-size: var(--fs-xs);
  color: var(--color-blue);
  font-weight: var(--fw-bold);
}


/* ==========================================================================
   FADE-IN ANIMATION
   ========================================================================== */

.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s var(--ease), transform 0.6s var(--ease);
}

.fade-in.is-visible {
  opacity: 1;
  transform: translateY(0);
}


/* ==========================================================================
   CTA BANNER
   ========================================================================== */

.cta-banner {
  position: relative;
  padding: var(--sp-2xl) var(--sp-md);
  background: var(--color-dark);
  color: var(--color-white);
  overflow: hidden;
}

.cta-banner__bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0.4;
}

.cta-banner__content {
  position: relative;
  z-index: 1;
  max-width: var(--max-width);
  margin: 0 auto;
}

.cta-banner__title {
  font-size: var(--fs-6xl);
  font-weight: var(--fw-bold);
  line-height: 1.4;
  margin-bottom: var(--sp-xl);
}

.cta-banner__text {
  font-size: var(--fs-sm);
  line-height: 2.1;
  margin-bottom: var(--sp-4xl);
}

@media (min-width: 769px) and (max-width: 1028px) {
  .cta-banner__title {
    font-size: var(--fs-4xl);
  }
}

@media (max-width: 768px) {
  .cta-banner__title {
    font-size: var(--fs-3xl);
  }
  .cta-banner__text {
    margin-bottom: var(--sp-xl);
    line-height: 2.2;
  }
}


/* ==========================================================================
   BOTTOM LINKS
   ========================================================================== */

.bottom-links {
  position: relative;
  z-index: 1;
  background: var(--color-dark);
  padding: var(--sp-3xl) 0 var(--sp-2xl);
}

.bottom-links__grid {
  display: flex;
  justify-content: center;
  gap: 0;
  max-width: var(--max-width);
  margin: 0 auto;
position: relative;
  z-index: 1;
}

.bottom-links__item {
  width: 20%;
  display: flex;
  flex-direction: column;
  align-items: center;
  color: var(--color-white);
  aspect-ratio: 218 / 239;
  transition: all var(--duration) var(--ease);
}

.bottom-links__item:hover .bottom-links__icon {
  background: rgba(48, 48, 48, 0.8);
}

.bottom-links__icon {
  width: 100%;
  height: auto;
  border: 2px solid rgba(255, 255, 255, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(48, 48, 48, 0.35);
}

.bottom-links__label {
  font-size: var(--fs-sm);
  font-weight: var(--fw-bold);
  text-align: center;
}

@media (min-width: 769px) and (max-width: 1028px) {
  .bottom-links__grid {
    flex-wrap: wrap;
  }
  .bottom-links__item {
    width: 33.333%;
  }
}

@media (max-width: 768px) {
  .bottom-links__grid {
    flex-wrap: wrap;
    justify-content: center;
  }
  .bottom-links__item {
    width: calc(100% / 3);
    aspect-ratio: 239 / 218;
  }
  .bottom-links__icon {
    width: 100%;
    height: auto;
  }
}


/* ==========================================================================
   FOOTER
   ========================================================================== */

.footer {
  width: 100%;
  background: var(--color-white);
  color: var(--color-heading);
  border-top: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.footer > * {
  width: 100%;
  max-width: var(--max-width);
}

/* ── Top Bar ── */
.footer__top-bar {
  padding: var(--sp-lg) 0 var(--sp-sm);
  border-bottom: 1px solid var(--color-border);
  padding-inline: var(--sp-sm-md);
}

.footer__top-bar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer__logo {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 2px;
  padding: 12px 0;
}

.footer__logo-main {
  font-size: var(--fs-3xl-mid);
  font-weight: var(--fw-black);
  color: var(--color-heading);
  letter-spacing: 0.02em;
  line-height: 1.3;
}

.footer__logo-sub {
  font-size: var(--fs-sm);
  color: var(--color-heading);
}

.footer__logo-sub2 {
  font-size: var(--fs-xs);
  font-weight: var(--fw-regular);
  color: var(--color-heading);
}

.footer__site-name {
  font-size: var(--fs-lg);
  font-weight: var(--fw-bold);
}

.footer__site-sub {
  font-size: var(--fs-xs);
  margin-left: var(--sp-md);
}

.footer__phone {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 1.25rem;
  font-weight: var(--fw-bold);
}

/* ── Inner (Header + Nav Grid) ── */
.footer__inner {
  padding: var(--sp-2xl) 0;
  padding-inline: var(--sp-sm-md);
}

/* ── Header (Logo + Address centered) ── */
.footer__header {
  text-align: center;
  margin-bottom: var(--sp-2xl);
}

.footer__logo-img {
  max-width: 320px;
  margin: 0 auto var(--sp-md);
}

.footer__logo-img img {
  width: 100%;
  height: auto;
}

.footer__address {
  font-size: var(--fs-sm);
  line-height: 1.6;
}

/* ── Nav Grid (3-column: 2fr 1fr 1fr) ── */
.footer__nav-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--sp-2xl);
}

.footer__nav-col--wide {
  /* occupies 2fr column */
}

.footer__nav-title {
  font-size: var(--fs-md);
  font-weight: var(--fw-bold);
  margin-bottom: var(--sp-sm-md);
  padding-bottom: var(--sp-sm);
  border-bottom: 1px solid var(--color-border);
}

.footer__nav-list li {
  margin-bottom: var(--sp-sm-md);
}

.footer__nav-list a {
  font-size: var(--fs-sm);
  display: flex;
  align-items: center;
  gap: 4px;
}

.footer__nav-list--bold a {
  font-weight: var(--fw-bold);
}

/* ── Z-pattern: 2-column grid (left→right, top→bottom) ── */
.footer__nav-list--z-pattern {
  display: grid;
  grid-template-columns: 1fr 1fr;
  column-gap: var(--sp-lg);
}

.footer__nav-list--z-pattern li {
  margin-bottom: var(--sp-sm-md);
}

.footer__nav-list--z-pattern a::before {
  content: "-　";
  display: inline-block;
}

/* ── Bottom Bar ── */
.footer__bottom {
  border-top: 1px solid var(--color-border);
  padding: var(--sp-md) 0;
}

.footer__privacy {
    font-size: var(--fs-sm);
    margin-bottom: var(--sp-lg);
    white-space: nowrap;
}

.footer__bottom-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-inline: var(--sp-sm-md);
}

.footer__copyright {
  font-size: var(--fs-2xs);
  font-family: var(--font-en);
  text-align: center;
  width: 100%;
  position: absolute;
  left: 0;
  pointer-events: none;
}

/* ── Responsive: Footer ── */
@media (min-width: 769px) and (max-width: 1028px) {
  .footer__nav-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--sp-lg);
  }
  .footer__nav-list--z-pattern {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .footer__phone {
    display: none;
  }
  .footer__top-bar {
    padding: var(--sp-xl) var(--sp-md) var(--sp-md);
  }
  .footer__top-bar-inner {
    flex-direction: column;
    gap: 0;
    text-align: center;
  }
  .footer__logo-sub {
    font-size: var(--fs-sm);
    line-height: 1.4;
  }
  .footer__logo-main {
    font-size: var(--fs-xl);
  }
  .footer__logo-sub2 {
    display: block;
    margin-top: 1.5em;
  }
  .footer__inner {
    padding: var(--sp-lg) 20px;
  }
  .footer__logo-img {
    max-width: 240px;
  }
  .footer__nav-grid {
    display: none;
  }
  .footer__bottom-inner {
    flex-direction: column;
    gap: var(--sp-sm);
    text-align: center;
  }
  .footer__bottom-inner {
    flex-direction: column;
    align-items: center;
  }
  .footer__copyright {
    position: static;
  }
  .footer__privacy {
    margin-bottom: var(--sp-sm);
  }
}

/* ==========================================================================
   MOBILE DRAWER
   ========================================================================== */

.drawer,
.drawer-overlay {
  display: none;
}

@media (max-width: 768px) {

  body.is-drawer-open {
    overflow: hidden;
  }

  /* ── Drawer Panel ── */
  .drawer {
    position: fixed;
    inset: 0;
    background: var(--color-white);
    z-index: 200;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    transform: translateX(100%);
    transition: transform 0.3s var(--ease);
  }

  .drawer.is-open {
    transform: translateX(0);
  }

  /* ── Overlay ── */
  .drawer-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
    z-index: 199;
    display: block;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s var(--ease), visibility 0.3s;
  }

  .drawer-overlay.is-open {
    opacity: 1;
    visibility: visible;
  }

  /* ── Drawer Header ── */
  .drawer__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 0 0 0.5em;
    flex-shrink: 0;
  }

  .drawer__logo {
    display: flex;
    flex-direction: column;
    gap: 2px;
  }

  .drawer__logo-sub {
    font-size: var(--fs-5xs);
    color: var(--color-heading);
    line-height: 1.4;
  }

  .drawer__logo-main {
    font-size: var(--fs-md);
    font-weight: var(--fw-black);
    color: var(--color-heading);
    line-height: 1.3;
  }

  /* ── Close Button ── */
  .drawer__close {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    align-self: stretch;
    min-height: 50px;
    background: var(--color-darkblue);
    flex-shrink: 0;
    position: relative;
  }

  .drawer__close span {
    position: absolute;
    width: 20px;
    height: 2px;
    background: var(--color-white);
  }

  .drawer__close span:first-child {
    transform: rotate(45deg);
  }

  .drawer__close span:last-child {
    transform: rotate(-45deg);
  }

  /* ── Drawer Body ── */
  .drawer__body {
    flex: 1;
  }

  /* ── CTA Buttons ── */
  .drawer__cta {
    display: flex;
    gap: 10px;
    padding: 16px 20px;
  }

  .drawer__cta-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 0.5em 1em;
    border-radius: var(--radius-md);
    font-size: var(--fs-sm);
    font-weight: var(--fw-bold);
    color: var(--color-white);
  }

  .drawer__cta-btn img {
    filter: brightness(0) invert(1);
    width: 20px;
    height: auto;
  }

  .drawer__cta-btn--blue {
    background: var(--color-darkblue);
  }

  .drawer__cta-btn--red {
    background: var(--color-red);
  }

  /* ── Navigation List ── */
  .drawer__nav {
    padding: 0 20px;
  }

  .drawer__item {
    border-bottom: 1px solid var(--color-border-light);
  }

  .drawer__item:first-child {
    border-top: 1px solid var(--color-border-light);
  }

  .drawer__link {
    display: block;
    padding: 16px 0;
    font-size: var(--fs-sm);
    font-weight: var(--fw-bold);
    color: var(--color-heading);
  }

  .drawer__link-wrap {
    display: flex;
    align-items: center;
    justify-content: space-between;
  }

  .drawer__link-wrap .drawer__link {
    flex: 1;
  }

  /* ── Accordion Toggle (+/−) ── */
  .drawer__toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    position: relative;
    flex-shrink: 0;
  }

  .drawer__toggle::before,
  .drawer__toggle::after {
    content: "";
    position: absolute;
    background: var(--color-heading);
    transition: transform 0.3s var(--ease);
  }

  .drawer__toggle::before {
    width: 16px;
    height: 2px;
  }

  .drawer__toggle::after {
    width: 2px;
    height: 16px;
  }

  .drawer__toggle[aria-expanded="true"]::after {
    transform: rotate(90deg);
  }

  /* ── Sub List (Accordion) ── */
  .drawer__sub-list {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s var(--ease);
  }

  .drawer__sub-list.is-open {
    max-height: 300px;
  }

  .drawer__sub-list li a {
    display: block;
    padding: 10px 0 10px 8px;
    font-size: var(--fs-sm);
    color: var(--color-text);
  }

  .drawer__sub-list li a::before {
    content: "- ";
  }

  /* ── Drawer Footer ── */
  .drawer__footer {
    padding: 32px 20px;
    text-align: center;
    font-size: var(--fs-xs);
    flex-shrink: 0;
  }
}


/* ==========================================================================
   FOOTER MOBILE NAV
   ========================================================================== */

.footer-mnav {
  display: none;
}

@media (max-width: 768px) {
  .footer-mnav {
    display: block;
    padding: 0 20px;
  }

  .footer-mnav__item {
    border-bottom: 1px solid var(--color-border-light);
  }

  .footer-mnav__item > a {
    display: block;
    padding: 14px 0;
    font-size: var(--fs-sm);
    font-weight: var(--fw-bold);
    color: var(--color-heading);
  }

  .footer-mnav__link-wrap {
    display: flex;
    align-items: center;
    justify-content: space-between;
  }

  .footer-mnav__link-wrap > a {
    display: block;
    flex: 1;
    padding: 14px 0;
    font-size: var(--fs-sm);
    font-weight: var(--fw-bold);
    color: var(--color-heading);
  }

  /* ── Accordion Toggle (+/−) ── */
  .footer-mnav__toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    position: relative;
    flex-shrink: 0;
  }

  .footer-mnav__toggle::before,
  .footer-mnav__toggle::after {
    content: "";
    position: absolute;
    background: var(--color-heading);
    transition: transform 0.3s var(--ease);
  }

  .footer-mnav__toggle::before {
    width: 14px;
    height: 2px;
  }

  .footer-mnav__toggle::after {
    width: 2px;
    height: 14px;
  }

  .footer-mnav__toggle[aria-expanded="true"]::after {
    transform: rotate(90deg);
  }

  /* ── Sub List (Accordion) ── */
  .footer-mnav__sub {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s var(--ease);
  }

  .footer-mnav__sub.is-open {
    max-height: 500px;
  }

  .footer-mnav__sub li a {
    display: block;
    padding: 8px 0 8px 8px;
    font-size: var(--fs-xs);
    color: var(--color-text);
  }

  .footer-mnav__sub li a::before {
    content: "- ";
  }
}


/* ==========================================================================
   LOWER PAGE HERO
   ========================================================================== */

/*
 * 構造:
 * <section class="lower-hero">
 *   <div class="lower-hero__bg"><img ...></div>
 *   <div class="lower-hero__inner">
 *     <div class="lower-hero__title-box">
 *       <p class="lower-hero__en"><img ...>ページEN見出し</p>
 *       <h1 class="lower-hero__ja">ページ日本語見出し</h1>
 *     </div>
 *   </div>
 * </section>
 * デザイン: 全幅ヒーロー画像 / 白タイトルボックスが右上角丸で画像左下に被さる
 */

.lower-hero {
  position: relative;
  height: 300px;
  background: var(--color-dark);
  overflow: hidden;
}

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

/* カラーオーバーレイ: #1A2B89 / overlay / 35% */
.lower-hero__bg::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: #1A2B89;
  mix-blend-mode: overlay;
  opacity: 0.35;
  pointer-events: none;
}

.lower-hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  opacity: 0.88;
}

.lower-hero__inner {
  position: relative;
  z-index: 1;
  height: 100%;
  max-width: var(--max-width-wide);
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: flex;
  align-items: flex-end;
}

.lower-hero__title-box {
  background: var(--color-white);
  padding: 20px 48px 5px 0;
  border-top-right-radius: 28px;
  min-width: 400px;
  position: relative;
}
.lower-hero__title-box::before {
  content: "";
  position: absolute;
  top: 0;
  right: 100%;
  width: 9999px;
  height: 100%;
  background: var(--color-white);
}
.lower-hero__en {
  display: flex;
  align-items: center;
  gap: 5px;
  font-family: var(--font-en);
  font-size: var(--fs-md);
  font-weight: var(--fw-medium);
  color: var(--color-heading);
  margin-bottom: 0px;
}

.lower-hero__en-icon {
  width: 25px;
  height: 25px;
  flex-shrink: 0;
}

.lower-hero__ja {
  font-size: 2.375rem; /* 38px */
  font-weight: var(--fw-bold);
  color: var(--color-heading);
  line-height: 1.2;
}

/* ── Responsive: Lower Hero ── */
@media (max-width: 1280px) {
  .lower-hero__inner {
    padding: 0 var(--gutter);
  }
}

@media (min-width: 769px) and (max-width: 1028px) {
  .lower-hero {
    height: 260px;
  }
  .lower-hero__title-box {
    padding: 16px 36px 22px 24px;
  }
  .lower-hero__ja {
    font-size: 2rem;
  }
}

@media (max-width: 768px) {
  .lower-hero {
    height: 200px;
  }
  .lower-hero__title-box {
    padding: 8px 1em 4px 0;
    border-top-right-radius: 20px;
    min-width: 150px;
  }
  .lower-hero__en {
    font-size: 0.6875rem; /* 11px */
    margin-bottom: 0px;
  }
  .lower-hero__en-icon {
    width: 16px;
    height: 16px;
  }
  .lower-hero__ja {
    font-size: 1.4rem;
  }
}


/* ==========================================================================
   BREADCRUMB
   ========================================================================== */

.breadcrumb {
  background: var(--color-bg-bg);
  padding: 10px 0;
}

.breadcrumb__inner {
  max-width: var(--max-width-wide);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.breadcrumb__list {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  font-size: var(--fs-sm);
  color: var(--color-darkblue);
}

/* セパレーター ">" を before で生成 */
.breadcrumb__item + .breadcrumb__item::before {
  content: ">";
  padding: 0 6px;
  color: var(--color-darkblue);
}

.breadcrumb__item a {
  color: var(--color-darkblue);
  transition: opacity var(--duration);
}

.breadcrumb__item a:hover {
  opacity: 0.7;
}

.breadcrumb__item:last-child {
  color: var(--color-darkblue);
}

@media (max-width: 768px) {
  .breadcrumb__inner {
    padding: 0 var(--sp-md);
  }
}