/* ===== Container ===== */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--sp-6);
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: var(--btn-height);
  padding: 0 var(--sp-6);
  border: 2px solid var(--color-accent);
  border-radius: var(--radius);
  font-family: var(--font-serif);
  font-size: 1rem;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.2s, color 0.2s, border-color 0.2s;
  white-space: nowrap;
}

.btn--primary {
  background: var(--color-accent);
  color: var(--color-primary);
  font-weight: 700;
}

.btn--primary:hover {
  background: var(--color-accent-lt);
  border-color: var(--color-accent-lt);
  text-decoration: none;
}

.btn--outline {
  background: transparent;
  color: var(--color-accent);
}

.btn--outline:hover {
  background: var(--color-accent);
  color: var(--color-primary);
  text-decoration: none;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* ===== Cards (葬儀種別) ===== */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.card__img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.card__body {
  padding: var(--sp-6);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.card__title {
  font-size: 1.0625rem;
  font-weight: 700;
  margin-bottom: var(--sp-4);
  color: var(--color-primary);
}

.card__text {
  font-size: 0.9375rem;
  color: var(--color-text-sub);
  line-height: 1.7;
  flex: 1;
  margin-bottom: var(--sp-4);
}

.card__link {
  display: inline-block;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-primary);
  border-bottom: 1px solid currentColor;
  align-self: flex-start;
}

/* ===== FAQ Cards (index) ===== */
.faq-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.faq-card__img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.faq-card__body {
  padding: var(--sp-6);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.faq-card__title {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: var(--sp-4);
  color: var(--color-primary);
}

.faq-card__text {
  font-size: 0.9375rem;
  color: var(--color-text-sub);
  line-height: 1.7;
  flex: 1;
  margin-bottom: var(--sp-4);
}

.faq-card__link {
  display: inline-block;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-primary);
  border-bottom: 1px solid currentColor;
  align-self: flex-start;
}

/* ===== FAQ Accordion ===== */
.faq-list {
  border-top: 1px solid var(--color-border);
}

.faq-item {
  border-bottom: 1px solid var(--color-border);
}

.faq-item__q {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-4);
  width: 100%;
  padding: var(--sp-6) 0;
  background: none;
  border: none;
  text-align: left;
  font-family: var(--font-serif);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-text);
  cursor: pointer;
  line-height: 1.6;
}

.faq-item__q:hover {
  color: var(--color-accent);
}

.faq-item__q-label {
  flex-shrink: 0;
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-accent);
  min-width: 1.5rem;
}

.faq-item__q-text {
  flex: 1;
}

.faq-item__icon {
  flex-shrink: 0;
  margin-left: auto;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  transition: transform 0.2s;
  color: var(--color-text-sub);
}

.faq-item.is-open .faq-item__icon {
  transform: rotate(180deg);
}

/* ===== FAQ Letter（新デザイン用） ===== */
.faq-item__letter {
  flex-shrink: 0;
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1;
  min-width: 1.5rem;
  transition: color 0.15s;
}

.faq-item.is-open .faq-item__letter {
  color: var(--color-accent);
}

.faq-item__a-inner {
  padding-bottom: var(--sp-4);
}

.faq-item__a-inner p {
  margin-bottom: var(--sp-4);
  line-height: 1.8;
}

.faq-item__a-inner p:last-child {
  margin-bottom: 0;
}

.faq-item__a {
  display: none;
  padding: 0 var(--sp-8) var(--sp-6) calc(1.5rem + var(--sp-4));
  font-size: 1rem;
  line-height: 1.8;
  color: var(--color-text-sub);
}

.faq-item.is-open .faq-item__a {
  display: block;
}

/* ===== Form Placeholder ===== */
.form-placeholder {
  display: flex;
  flex-direction: column;
  gap: var(--sp-4);
  max-width: 480px;
}

.form-input {
  height: var(--btn-height);
  padding: 0 var(--sp-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-family: var(--font-serif);
  font-size: 1rem;
  background: #fff;
  width: 100%;
}

.form-note {
  font-size: 0.875rem;
  color: var(--color-text-sub);
}

/* ===== Breadcrumb ===== */
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 0.375rem;
  font-size: 0.875rem;
  color: var(--color-text-sub);
  padding: var(--sp-4) 0;
}

.breadcrumb a {
  color: var(--color-text-sub);
}

.breadcrumb a:hover {
  color: var(--color-primary);
  text-decoration: none;
}

.breadcrumb__sep {
  color: var(--color-border);
}

/* ===== Checklist ===== */
.checklist {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding: var(--sp-6);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  margin: var(--sp-6) 0;
}

.checklist__item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 1rem;
  line-height: 1.6;
}

.checklist__item::before {
  content: '□';
  flex-shrink: 0;
  font-size: 1.1rem;
  color: var(--color-accent);
  line-height: 1.6;
}

/* ===== Section titles ===== */
.section-title {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--sp-6);
  line-height: 1.4;
}

.section-title--center {
  text-align: center;
}

.section-sub {
  font-size: 1rem;
  color: var(--color-text-sub);
  line-height: 1.8;
}

.section-sub--center {
  text-align: center;
  max-width: 640px;
  margin: 0 auto var(--sp-8);
}

/* ===== Header ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: #FAFAF8;
  border-bottom: 1px solid #E8DFD0;
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--sp-6);
  gap: var(--sp-4);
  position: relative;
}

/* ===== Logo ===== */
.site-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  flex-shrink: 0;
}

.site-logo:hover {
  text-decoration: none;
}

.site-logo img {
  height: 48px;
  width: auto;
}

.site-logo__text {
  display: flex;
  flex-direction: column;
  line-height: 1.3;
}

.site-header__logo-en {
  font-family: var(--font-display);
  font-size: 0.6875rem;
  letter-spacing: 0.18em;
  color: #9E7D45;
  text-transform: uppercase;
  font-weight: 600;
}

.site-header__logo-ja {
  font-family: var(--font-serif);
  font-size: 1rem;
  font-weight: 700;
  color: #16202E;
  white-space: nowrap;
}

/* ===== Nav ===== */
.site-nav,
.site-header__nav {
  display: flex;
  align-items: center;
  gap: var(--sp-6);
  flex-wrap: wrap;
}

.site-nav a,
.site-header__nav a {
  font-size: 0.875rem;
  color: #4A4640;
  white-space: nowrap;
  text-decoration: none;
}

.site-nav a:hover,
.site-header__nav a:hover {
  color: #9E7D45;
  text-decoration: none;
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1.5rem;
  color: #16202E;
  min-height: var(--btn-height);
  min-width: var(--btn-height);
  align-items: center;
  justify-content: center;
  padding: 0;
}

/* ===== Nav Dropdown ===== */
.nav-dropdown {
  position: relative;
}

.nav-dropdown__toggle {
  display: flex;
  align-items: center;
  gap: 5px;
  background: none;
  border: none;
  font-family: var(--font-serif);
  font-size: 0.875rem;
  color: #4A4640;
  cursor: pointer;
  padding: 0;
  white-space: nowrap;
  line-height: 1;
}

.nav-dropdown__toggle:hover {
  color: #9E7D45;
  text-decoration: none;
}

.nav-dropdown__arrow {
  font-size: 0.6rem;
  display: inline-block;
  transition: transform 0.2s;
  line-height: 1;
}

/* デスクトップ：絶対位置ドロップダウン */
@media (min-width: 901px) {
  .nav-dropdown__menu,
  .dropdown-menu {
    display: none;
    position: absolute;
    top: calc(100% + 12px);
    left: 50%;
    transform: translateX(-50%);
    background: #FAFAF8;
    border: 1px solid #E8DFD0;
    border-radius: var(--radius);
    min-width: 300px;
    box-shadow: 0 4px 20px rgba(22, 32, 46, 0.10);
    list-style: none;
    padding: 8px 0;
    z-index: 200;
  }

  .nav-dropdown:hover .nav-dropdown__menu,
  .nav-dropdown.is-open .nav-dropdown__menu {
    display: block;
  }

  .nav-dropdown:hover .nav-dropdown__arrow,
  .nav-dropdown.is-open .nav-dropdown__arrow {
    transform: rotate(180deg);
  }

  .nav-dropdown__menu li a,
  .dropdown-menu a {
    display: block;
    padding: 10px 20px;
    font-size: 0.875rem;
    color: #4A4640;
    text-decoration: none;
    border-left: 3px solid transparent;
    line-height: 1.5;
    transition: background 0.15s, border-color 0.15s, color 0.15s;
  }

  .nav-dropdown__menu li a:hover,
  .dropdown-menu a:hover {
    background: #F4F0EA;
    border-left-color: #9E7D45;
    color: #9E7D45;
    text-decoration: none;
  }
}

/* モバイル：インライン展開 */
@media (max-width: 900px) {
  .nav-dropdown {
    width: 100%;
  }

  .nav-dropdown__toggle {
    width: 100%;
    justify-content: space-between;
    padding: 4px 0;
    font-size: 1rem;
  }

  .nav-dropdown__menu {
    display: none;
    list-style: none;
    padding: 0;
    margin: 8px 0 0;
    border-top: 1px solid #E8DFD0;
  }

  .nav-dropdown.is-open .nav-dropdown__menu {
    display: block;
  }

  .nav-dropdown.is-open .nav-dropdown__arrow {
    transform: rotate(180deg);
  }

  .nav-dropdown__menu li a {
    display: block;
    padding: 10px 0 10px 20px;
    font-size: 0.9375rem;
    color: #4A4640;
    text-decoration: none;
    border-left: 2px solid #E8DFD0;
  }

  .nav-dropdown__menu li a:hover {
    border-left-color: #9E7D45;
    color: #9E7D45;
    background: #F4F0EA;
    text-decoration: none;
  }
}

/* ===== Footer ===== */
.site-footer {
  background: var(--color-primary);
  border-top: none;
  padding: var(--sp-12) 0 var(--sp-6);
  margin-top: var(--sp-20);
}

.site-footer__inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--sp-6);
}

.site-footer__logo {
  font-family: var(--font-serif);
  font-size: 1.125rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: var(--sp-4);
}

.site-footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-4);
  margin-bottom: var(--sp-8);
  font-size: 0.875rem;
}

.site-footer__links a {
  color: rgba(255, 255, 255, 0.80);
  text-decoration: none;
}

.site-footer__links a:hover {
  color: var(--color-accent);
  text-decoration: none;
}

.site-footer__disclaimer {
  font-size: 0.8125rem;
  color: rgba(255, 255, 255, 0.45);
  line-height: 1.7;
  padding: var(--sp-6) 0 var(--sp-4);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  margin-bottom: var(--sp-4);
}

.site-footer__copy {
  font-size: 0.8125rem;
  color: rgba(255, 255, 255, 0.4);
  padding-top: var(--sp-4);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  text-align: center;
}

/* ===== Cookie Consent Banner ===== */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--color-primary);
  padding: var(--sp-4) var(--sp-6);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-4);
  flex-wrap: wrap;
  border-top: 2px solid var(--color-accent);
}

.cookie-banner__text {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.85);
  line-height: 1.6;
  flex: 1;
  min-width: 200px;
  margin: 0;
}

.cookie-banner__text a {
  color: var(--color-accent);
  text-decoration: underline;
}

.cookie-banner__actions {
  display: flex;
  gap: 10px;
  flex-shrink: 0;
}

.cookie-banner__btn {
  height: 40px;
  padding: 0 18px;
  font-family: var(--font-serif);
  font-size: 0.8125rem;
  font-weight: 700;
  border-radius: var(--radius);
  cursor: pointer;
  white-space: nowrap;
  border: 1px solid var(--color-accent);
  transition: background 0.15s, color 0.15s;
}

.cookie-banner__btn--accept {
  background: var(--color-accent);
  color: var(--color-primary);
}

.cookie-banner__btn--accept:hover {
  background: var(--color-accent-lt);
  border-color: var(--color-accent-lt);
}

.cookie-banner__btn--decline {
  background: transparent;
  color: var(--color-accent);
}

.cookie-banner__btn--decline:hover {
  background: rgba(158, 125, 69, 0.15);
}

.cookie-banner.is-hidden {
  display: none;
}

@media (max-width: 600px) {
  .cookie-banner {
    flex-direction: column;
    align-items: flex-start;
  }
  .cookie-banner__actions {
    width: 100%;
    justify-content: flex-end;
  }
}

.back-to-top {
  display: block;
  text-align: center;
  padding: var(--sp-4) 0;
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.5);
  margin-top: var(--sp-6);
  text-decoration: none;
}

.back-to-top:hover {
  color: var(--color-accent);
}

/* ===== Checklist li variant ===== */
.checklist li:not(.checklist__item) {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 1rem;
  line-height: 1.75;
}

.checklist li:not(.checklist__item)::before {
  content: '□';
  color: var(--color-accent);
  flex-shrink: 0;
  font-size: 1rem;
  line-height: 1.75;
}

/* ===== Content Table ===== */
.content-table {
  width: 100%;
  border-collapse: collapse;
  margin: 20px 0;
  font-size: 0.9375rem;
}

.content-table th {
  background: var(--color-primary);
  color: #ffffff;
  padding: 12px 16px;
  text-align: left;
  font-family: var(--font-serif);
  font-weight: 700;
  line-height: 1.5;
}

.content-table td {
  padding: 12px 16px;
  border: 1px solid var(--color-border);
  vertical-align: top;
  line-height: 1.75;
}

.content-table tr:nth-child(even) td {
  background: var(--color-surface);
}

/* ===== FAQ Hero ===== */
.faq-hero {
  padding: var(--sp-12) 0 var(--sp-8);
  border-bottom: 1px solid var(--color-border);
  margin-bottom: var(--sp-8);
  max-width: 800px;
}

.faq-hero__title {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--sp-8);
}

.faq-hero__opening {
  font-family: var(--font-display);
  font-size: 1.375rem;
  font-weight: 600;
  font-style: italic;
  color: var(--color-primary);
  margin-bottom: var(--sp-6);
}

.faq-hero__lead {
  font-size: 1rem;
  line-height: 2;
  color: var(--color-text-sub);
}

.faq-hero__lead p {
  margin-bottom: var(--sp-6);
}

.faq-hero__lead p:last-child {
  margin-bottom: 0;
}

.faq-section-lead {
  background: var(--color-surface);
  border-left: 4px solid var(--color-accent);
  padding: var(--sp-6) var(--sp-8);
  margin-bottom: var(--sp-8);
  border-radius: 0 var(--radius) var(--radius) 0;
}

.faq-section-lead p {
  font-size: 1.0625rem;
  color: var(--color-text);
  line-height: 1.8;
}

.faq-closing {
  margin-top: var(--sp-16);
  padding: var(--sp-12) var(--sp-8);
  background: var(--color-surface);
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  max-width: 800px;
}

.faq-closing__opening {
  font-family: var(--font-display);
  font-size: 1.375rem;
  font-weight: 600;
  font-style: italic;
  color: var(--color-primary);
  margin-bottom: var(--sp-6);
}

.faq-closing__body {
  font-size: 1rem;
  line-height: 2;
  color: var(--color-text-sub);
}

.faq-closing__body p {
  margin-bottom: var(--sp-6);
}

.faq-closing__body p:last-child {
  margin-bottom: 0;
}

/* ===== Comparison table ===== */
.comparison-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9375rem;
  margin: var(--sp-6) 0;
}

.comparison-table th,
.comparison-table td {
  padding: var(--sp-4);
  border: 1px solid var(--color-border);
  text-align: left;
  vertical-align: top;
  line-height: 1.6;
}

.comparison-table th {
  background: var(--color-surface);
  font-weight: 700;
}

/* ===== Prose (article body) ===== */
.prose h2 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-primary);
  margin: var(--sp-12) 0 var(--sp-6);
  padding-bottom: var(--sp-4);
  border-bottom: 2px solid var(--color-border);
}

.prose h3 {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-primary);
  margin: var(--sp-8) 0 var(--sp-4);
}

.prose p {
  margin-bottom: var(--sp-6);
  line-height: 1.8;
}

.prose strong {
  font-weight: 700;
}

.prose ul {
  list-style: disc;
  padding-left: var(--sp-8);
  margin-bottom: var(--sp-6);
}

.prose ul li {
  margin-bottom: 0.5rem;
}

/* ===== TOC ===== */
.toc {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--sp-6);
  margin: var(--sp-8) 0;
}

.toc__title {
  font-weight: 700;
  font-size: 1rem;
  margin-bottom: var(--sp-4);
}

.toc ol {
  list-style: decimal;
  padding-left: var(--sp-6);
}

.toc ol li {
  margin-bottom: 0.5rem;
  font-size: 0.9375rem;
}

.toc ol ol {
  list-style: decimal;
  padding-left: var(--sp-4);
  margin-top: 0.5rem;
}

.toc a {
  color: var(--color-text-sub);
  text-decoration: none;
}

.toc a:hover {
  color: var(--color-primary);
}

/* ===== Case study ===== */
.case-study {
  background: var(--color-surface);
  border-left: 4px solid var(--color-accent);
  padding: var(--sp-6);
  margin: var(--sp-6) 0;
  border-radius: 0 var(--radius) var(--radius) 0;
}

.case-study__label {
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--color-accent);
  margin-bottom: var(--sp-4);
  letter-spacing: 0.05em;
}

/* ===== Info box ===== */
.info-box {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--sp-6);
  margin: var(--sp-6) 0;
}

.info-box__title {
  font-weight: 700;
  margin-bottom: var(--sp-4);
  font-size: 1rem;
}

/* ===== YouTube placeholder ===== */
.video-wrap {
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
  overflow: hidden;
  margin: var(--sp-8) 0;
  border-radius: var(--radius);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
}

.video-wrap iframe {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  border: 0;
}

/* ===== Page header ===== */
.page-header {
  padding: var(--sp-12) 0 var(--sp-8);
  border-bottom: 1px solid var(--color-border);
  margin-bottom: var(--sp-8);
}

.page-header__title {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--sp-4);
}

.page-header__lead {
  font-size: 1rem;
  color: var(--color-text-sub);
  line-height: 1.8;
  max-width: 720px;
}