/* Header variables shared with public header */
:root {
  --site-header-height: 72px;
  --header-surface: rgba(9, 18, 32, 0.88);
  --surface: #0d1a2d;
  --surface-muted: rgba(255, 255, 255, 0.06);
  --border: rgba(255, 255, 255, 0.08);
  --text: #f4f6fb;
  --text-muted: rgba(244, 246, 251, 0.68);
  --radius-sm: 12px;
  --radius-md: 18px;
  --transition: 200ms ease;
  --shadow-lg: 0 24px 60px rgba(4, 16, 31, 0.45);
  --shadow-sm: 0 8px 20px rgba(4, 16, 31, 0.24);
  --modal-backdrop: rgba(3, 9, 20, 0.82);
}

/* Shared site header layout (mirrors member area) */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 56px;
  background: var(--header-surface);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  z-index: 20;
}

.site-header__menu-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid transparent;
  background: transparent;
  color: var(--text);
  cursor: pointer;
  transition: background var(--transition), border-color var(--transition);
}

.site-header__menu-toggle:hover,
.site-header__menu-toggle:focus-visible {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.16);
}

.site-header__menu-icon,
.site-header__menu-icon::before,
.site-header__menu-icon::after {
  content: '';
  display: block;
  width: 20px;
  height: 2px;
  border-radius: 1px;
  background: currentColor;
  transition: transform var(--transition), opacity var(--transition);
}

.site-header__menu-icon {
  position: relative;
}

.site-header__menu-icon::before {
  position: absolute;
  top: -6px;
}

.site-header__menu-icon::after {
  position: absolute;
  bottom: -6px;
}

.site-header--menu-open .site-header__menu-icon {
  background: transparent;
}

.site-header--menu-open .site-header__menu-icon::before {
  transform: translateY(6px) rotate(45deg);
}

.site-header--menu-open .site-header__menu-icon::after {
  transform: translateY(-6px) rotate(-45deg);
}

.site-header__logo {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: 'Hanken Grotesk', sans-serif;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-size: 1.05rem;
  gap: 8px;
  color: var(--text);
  text-decoration: none;
}

.site-header__nav {
  display: flex;
  gap: 24px;
  font-size: 0.95rem;
}

.site-header__nav a {
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  transition: background var(--transition), color var(--transition);
}

.site-header__nav a:hover,
.site-header__nav a:focus {
  background: var(--surface);
}

.site-header__dropdown {
  position: relative;
}

.site-header__dropdown-toggle {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  background: transparent;
  border: none;
  color: inherit;
  cursor: pointer;
  border-radius: var(--radius-sm);
  font: inherit;
  transition: background var(--transition), color var(--transition);
}

.site-header__dropdown-toggle:hover,
.site-header__dropdown-toggle:focus-visible {
  background: var(--surface);
  color: var(--text);
  outline: none;
}

.site-header__dropdown-caret {
  display: inline-block;
  width: 9px;
  height: 9px;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(45deg) translateY(-1px);
}

.site-header__dropdown-menu {
  position: absolute;
  top: calc(100% + 10px);
  left: auto;
  right: 0;
  min-width: 220px;
  padding: 10px;
  border-radius: var(--radius-md);
  background: var(--surface);
  border: 1px solid var(--surface-muted);
  box-shadow: var(--shadow-lg);
  display: none;
  flex-direction: column;
  gap: 6px;
  z-index: 50;
}

.site-header__dropdown.is-open .site-header__dropdown-menu {
  display: flex;
}

.site-header__dropdown-link {
  display: block;
  width: 100%;
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  color: var(--text);
  text-decoration: none;
  white-space: nowrap;
  transition: background var(--transition), color var(--transition);
}

.site-header__dropdown-link:hover,
.site-header__dropdown-link:focus-visible {
  background: var(--surface-muted);
  color: var(--text);
  outline: none;
}

.site-header__user-status {
  display: inline-flex;
  align-items: center;
  padding: 8px 16px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-muted);
  font-size: 0.85rem;
  letter-spacing: 0.03em;
}

.site-header__cta {
  gap: 8px;
  padding: 10px 24px;
  font-size: 0.9rem;
}

.site-header__cta-group {
  display: flex;
  align-items: center;
  gap: 12px;
}

.site-header__cta--ghost {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.18);
  color: #ffffff;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.site-header__cta--ghost:hover,
.site-header__cta--ghost:focus-visible {
  border-color: rgba(255, 255, 255, 0.32);
  background: rgba(255, 255, 255, 0.14);
  box-shadow: 0 10px 20px rgba(6, 18, 30, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.16);
}

.site-header__account {
  position: relative;
  display: inline-flex;
  align-items: center;
  margin-left: 16px;
}

.site-header__account-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-width: 44px;
  height: 44px;
  padding: 0 16px;
  border-radius: 999px;
  border: 1px solid transparent;
  background: rgba(255, 255, 255, 0.08);
  color: var(--text);
  cursor: pointer;
  transition: background var(--transition), border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}

.site-header__account-btn:hover,
.site-header__account-btn:focus-visible {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.16);
  box-shadow: var(--shadow-sm);
  outline: none;
  transform: translateY(-1px);
}

.site-header__account-icon {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  flex-shrink: 0;
  border-radius: 999px;
  overflow: hidden;
  line-height: 1;
  color: var(--site-header-account-icon-color, var(--text, #f4f6fb));
}

.site-header__account-icon svg {
  width: 18px;
  height: 18px;
  display: block;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.site-header__account-icon img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  border-radius: 50%;
  object-fit: cover;
  transform: none;
  pointer-events: none;
  user-select: none;
}

.site-header__account-icon.is-fallback img,
.site-header__account-icon.is-fallback .no-image-label,
.site-header__account-icon.is-fallback .no-image-text {
  display: none !important;
}

.site-header__account-icon--has-avatar {
  background: rgba(255, 255, 255, 0.18);
}

.site-header--simple .site-header__account-icon {
  color: var(--site-header-account-icon-color, #222);
}

.site-header__account-text {
  font-size: 0.875rem;
  font-weight: 500;
  white-space: nowrap;
}

.site-header__sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.site-header__account-menu {
  position: absolute;
  top: calc(100% + 12px);
  right: 0;
  min-width: 180px;
  padding: 12px;
  border-radius: 16px;
  background: var(--surface);
  border: 1px solid var(--surface-muted);
  box-shadow: var(--shadow-lg);
  opacity: 0;
  pointer-events: none;
  transform: translateY(-6px);
  transition: opacity var(--transition), transform var(--transition);
  z-index: 50;
}

.site-header__account.is-open .site-header__account-menu {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.site-header__account-item {
  display: block;
  width: 100%;
  padding: 10px 12px;
  border-radius: 10px;
  color: var(--text);
  background: transparent;
  text-decoration: none;
  font-size: 0.95rem;
  text-align: left;
  border: none;
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
}

.site-header__account-item:hover,
.site-header__account-item:focus {
  background: var(--surface-muted);
  outline: none;
}

.site-header__account-item--button {
  font: inherit;
}

.site-header__logo-canvas {
  display: inline-block;
  width: clamp(56px, 16vw, 80px);
  aspect-ratio: 1 / 1;
}

.site-header__logo-image {
  display: block;
  height: clamp(28px, 6vw, 48px);
  width: auto;
  max-width: 220px;
  object-fit: contain;
}

.site-header__logo-canvas canvas {
  width: 100% !important;
  height: auto !important;
  display: block;
}

.site-header__logo-label {
  margin-left: 14px;
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: #fff;
  text-shadow: 0 0 12px rgba(41, 128, 255, 0.55);
  white-space: nowrap;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.site-header__overlay {
  position: fixed;
  inset: 0;
  background: var(--modal-backdrop);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition);
  z-index: 30;
}

.site-header__overlay.is-active {
  opacity: 1;
  pointer-events: auto;
}

.site-header--simple {
  position: static;
  padding: 28px 56px;
  background: transparent;
  border-bottom: none;
}

.site-header__links {
  display: flex;
  align-items: center;
  gap: 18px;
}

.site-header--supervisor .site-header__links {
  gap: 2px;
}

.site-header__link {
  color: var(--text-muted);
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
}

.site-header__link:hover,
.site-header__link:focus {
  color: var(--text);
  background: rgba(255, 255, 255, 0.06);
}

.site-header__link.is-active {
  color: var(--text);
  font-weight: 600;
}

@media (max-width: 959px) {
  .site-header {
    padding: 16px 24px;
    justify-content: flex-start;
    gap: 12px;
  }

  .site-header__menu-toggle {
    display: inline-flex;
  }

  .site-header__nav {
    position: fixed;
    top: 76px;
    right: 20px;
    left: 20px;
    display: none;
    flex-direction: column;
    gap: 20px;
    padding: 24px;
    border-radius: var(--radius-md);
    background: var(--surface);
    box-shadow: var(--shadow-lg);
    max-height: calc(100vh - 112px);
    overflow-y: auto;
    z-index: 40;
  }

  .site-header--menu-open .site-header__nav {
    display: flex;
  }

  .site-header__cta,
  .site-header__cta-group,
  .site-header__user-status,
  .site-header__account {
    margin-left: auto;
  }

  .site-header__account-menu {
    left: 50%;
    right: auto;
    min-width: 0;
    width: min(280px, calc(100vw - 48px));
    transform: translate(-50%, -6px);
  }

  .site-header__account.is-open .site-header__account-menu {
    transform: translate(-50%, 0);
  }

  .site-header__links {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
  }

  .site-header__dropdown {
    width: 100%;
  }

  .site-header__dropdown-menu {
    position: static;
    width: 100%;
    box-shadow: none;
    border: 1px solid var(--surface-muted);
  }

  .site-header__dropdown.is-open .site-header__dropdown-menu {
    display: block;
  }
}

/* Common layout for ACGOJ front pages */
.front-page {
  background: #f7f9fb;
  color: #1d2939;
  font-family: 'Noto Sans JP', 'Hanken Grotesk', sans-serif;
}

.front-shell {
  max-width: 1200px;
  margin: 0 auto;
  padding: calc(var(--site-header-height) + 24px) 24px 80px;
}

.front-hero {
  position: relative;
  min-height: 460px;
}

.hero-image-change__overlay {
  font-family: 'Noto Sans JP', 'Hanken Grotesk', sans-serif;
}

.hero-image-change__text {
  text-shadow: 0 12px 32px rgba(0, 0, 0, 0.35);
  line-height: 1.5;
  max-width: 720px;
}

/* Public site header theme */
[data-public-header='1'].site-header {
  background: linear-gradient(135deg, rgba(9, 18, 34, 0.96), rgba(6, 12, 24, 0.9));
  border-color: rgba(255, 255, 255, 0.08);
  box-shadow: 0 18px 56px rgba(4, 10, 22, 0.52);
}

[data-public-header='1'] .site-header__links {
  padding: 10px 14px;
  border-radius: 999px;
  background: linear-gradient(150deg, rgba(99, 102, 241, 0.16), rgba(34, 211, 238, 0.14));
  border: 1px solid rgba(99, 102, 241, 0.28);
  box-shadow: 0 14px 42px rgba(6, 12, 24, 0.42);
}

[data-public-header='1'] .site-header__link,
[data-public-header='1'] .site-header__dropdown-toggle {
  color: #f8fafc;
  border-radius: 12px;
  padding: 10px 14px;
  background: transparent;
}

[data-public-header='1'] .site-header__link:hover,
[data-public-header='1'] .site-header__link:focus-visible,
[data-public-header='1'] .site-header__dropdown-toggle:hover,
[data-public-header='1'] .site-header__dropdown-toggle:focus-visible {
  background: rgba(255, 255, 255, 0.12);
  color: #ffffff;
  outline: none;
  box-shadow: 0 12px 28px rgba(4, 10, 22, 0.4);
}

[data-public-header='1'] .site-header__dropdown-menu {
  background: linear-gradient(150deg, rgba(8, 17, 32, 0.95), rgba(10, 20, 38, 0.9));
  border-color: rgba(255, 255, 255, 0.1);
  box-shadow: 0 20px 60px rgba(3, 9, 22, 0.52);
}

[data-public-header='1'] .site-header__dropdown-link {
  color: #f8fafc;
  background: transparent;
}

[data-public-header='1'] .site-header__dropdown-link:hover,
[data-public-header='1'] .site-header__dropdown-link:focus-visible {
  background: rgba(255, 255, 255, 0.08);
  color: #ffffff;
}

@media (max-width: 959px) {
  [data-public-header='1'] .site-header__links {
    padding: 0;
    background: transparent;
    border: none;
    box-shadow: none;
  }

  [data-public-header='1'] .site-header__link,
  [data-public-header='1'] .site-header__dropdown-toggle {
    width: 100%;
  }

  [data-public-header='1'] .site-header__dropdown-menu {
    background: var(--surface);
    border-color: var(--surface-muted);
  }
}

.front-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 10px;
}

.front-gallery img {
  width: 100%;
  height: 140px;
  object-fit: cover;
  border-radius: 12px;
  border: 1px solid #e5e7eb;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.07);
  background: #fff;
}

.front-table {
  width: 100%;
  border-collapse: collapse;
  background: #fff;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid #e5e7eb;
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
}

.front-table--rowhead th {
  background: #f8fafc;
  font-weight: 700;
  width: 32%;
  vertical-align: top;
}

.front-table--rowhead td {
  vertical-align: top;
}

.front-table thead {
  background: #eef2ff;
  color: #111827;
}

.front-table th,
.front-table td {
  padding: 14px 16px;
  border-bottom: 1px solid #e5e7eb;
  text-align: left;
}

.front-table tbody tr:last-child th,
.front-table tbody tr:last-child td {
  border-bottom: none;
}

.front-form {
  background: #fff;
  border: 1px solid #e5e7eb;
  border-radius: 16px;
  padding: 18px;
  box-shadow: 0 12px 30px rgba(15, 23, 42, 0.08);
  display: grid;
  gap: 14px;
}

.front-form label {
  display: block;
  font-weight: 600;
  margin-bottom: 6px;
  color: #111827;
}

.front-form input,
.front-form textarea {
  width: 100%;
  border: 1px solid #d0d5dd;
  border-radius: 10px;
  padding: 10px 12px;
  font-size: 15px;
  font-family: inherit;
  box-sizing: border-box;
}

.front-form textarea {
  min-height: 140px;
  resize: vertical;
}

.front-form button {
  background: #1d4ed8;
  color: #fff;
  border: none;
  border-radius: 10px;
  padding: 12px 18px;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  transition: background 160ms ease, transform 160ms ease;
}

.front-form button:hover {
  background: #1e40af;
  transform: translateY(-1px);
}

.front-form button:active {
  transform: translateY(0);
}

/* Index */
body[data-page-name="front-index"] .front-shell {
  max-width: 1200px;
  padding: calc(var(--site-header-height) + 24px) 24px 80px;
}

body[data-page-name="front-index"] .front-hero {
  min-height: 460px;
}

body[data-page-name="front-index"] .hero-image-change__text {
  text-shadow: 0 12px 32px rgba(0, 0, 0, 0.35);
  line-height: 1.4;
  max-width: 620px;
}

body[data-page-name="front-index"] .front-highlight {
  border: 1px solid #d6dcf7;
}

body[data-page-name="front-index"] .front-columns {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
  align-items: center;
}

body[data-page-name="front-index"] .front-topic-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 18px;
}

body[data-page-name="front-index"] .front-meta-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  font-size: 13px;
  color: #475467;
}

body[data-page-name="front-index"] .front-gallery img {
  height: 140px;
}

body[data-page-name="front-index"] .front-divider {
  margin: 32px 0;
  border: none;
  border-top: 1px solid #e5e7eb;
}

@media (max-width: 600px) {
  body[data-page-name="front-index"] .front-hero {
    min-height: 380px;
  }

  body[data-page-name="front-index"] .hero-image-change__overlay {
    padding: 28px !important;
  }
}

/* Study */
body[data-page-name="front-study"] .front-shell {
  max-width: 1180px;
  padding: calc(var(--site-header-height) + 20px) 20px 90px;
}

body[data-page-name="front-study"] .front-hero {
  min-height: 440px;
}

body[data-page-name="front-study"] .hero-image-change__text {
  text-shadow: 0 14px 34px rgba(0, 0, 0, 0.35);
  line-height: 1.6;
  text-align: center;
}

body[data-page-name="front-study"] .front-info-list {
  display: grid;
  gap: 20px;
}

body[data-page-name="front-study"] .front-info-card {
  background: #ffffff;
  border-radius: 18px;
  border: 1px solid #e5e7eb;
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  box-shadow: 0 14px 36px rgba(15, 23, 42, 0.12);
  overflow: hidden;
}

body[data-page-name="front-study"] .front-info-card__media {
  flex: 1 1 320px;
  max-width: 420px;
}

body[data-page-name="front-study"] .front-info-card__media img {
  width: 100%;
  height: 100%;
  min-height: 240px;
  object-fit: cover;
  display: block;
}

body[data-page-name="front-study"] .front-info-card__body {
  flex: 1 1 340px;
  padding: 20px 20px 22px;
  display: grid;
  gap: 10px;
  align-content: center;
  min-width: 0;
}

body[data-page-name="front-study"] .front-info-card__title {
  margin: 0;
  font-size: 20px;
  color: #101828;
}

body[data-page-name="front-study"] .front-info-card__text {
  margin: 0;
  color: #475467;
  line-height: 1.8;
  word-break: break-word;
  overflow-wrap: anywhere;
}

body[data-page-name="front-study"] .front-info-card__meta {
  color: #0f4c75;
  font-weight: 700;
  letter-spacing: 0.03em;
  font-size: 13px;
}

body[data-page-name="front-study"] .front-info-card--reverse {
  flex-direction: row-reverse;
}

body[data-page-name="front-study"] .front-archive-note {
  background: #eef2ff;
  border: 1px solid #d6dcf7;
  color: #1f2a44;
  border-radius: 14px;
  padding: 16px 18px;
  line-height: 1.7;
  margin-bottom: 16px;
}

body[data-page-name="front-study"] .front-archive-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
}

body[data-page-name="front-study"] .front-archive-card {
  background: #0f172a;
  color: #e2e8f0;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid #1e293b;
  box-shadow: 0 16px 38px rgba(15, 23, 42, 0.22);
  display: flex;
  flex-direction: column;
  min-height: 100%;
}

body[data-page-name="front-study"] .front-archive-card__media {
  width: 100%;
  height: 180px;
  object-fit: cover;
}

body[data-page-name="front-study"] .front-archive-card__body {
  padding: 16px;
  display: grid;
  gap: 8px;
  flex: 1 1 auto;
}

body[data-page-name="front-study"] .front-archive-card__meta {
  font-size: 13px;
  color: #94a3b8;
}

body[data-page-name="front-study"] .front-archive-card__title {
  margin: 0;
  font-size: 17px;
  color: #f8fafc;
}

body[data-page-name="front-study"] .front-archive-card__text {
  margin: 0;
  line-height: 1.6;
}

body[data-page-name="front-study"] .front-archive-card__link {
  color: #a5b4fc;
  text-decoration: underline;
  font-weight: 700;
  overflow-wrap: anywhere;
}

@media (max-width: 720px) {
  body[data-page-name="front-study"] .front-shell {
    padding: calc(var(--site-header-height) + 12px) 16px 80px;
  }

  body[data-page-name="front-study"] .front-info-card {
    flex-direction: column;
  }

  body[data-page-name="front-study"] .front-info-card--reverse {
    flex-direction: column;
  }
}

/* Board */
body[data-page-name="front-board"] .front-shell {
  max-width: 1100px;
  padding: calc(var(--site-header-height) + 24px) 20px 80px;
}

body[data-page-name="front-board"] .front-hero {
  min-height: 420px;
}

body[data-page-name="front-board"] .front-split {
  display: grid;
  grid-template-columns: 360px 1fr;
  gap: 26px;
  align-items: center;
}

body[data-page-name="front-board"] .front-split__media {
  background: #ffffff;
  border-radius: 18px;
  border: 1px solid #e5e7eb;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.08);
  overflow: hidden;
}

body[data-page-name="front-board"] .front-split__media img {
  display: block;
  width: 100%;
  height: auto;
}

body[data-page-name="front-board"] .front-split__content {
  background: #fff;
  border-radius: 18px;
  border: 1px solid #e5e7eb;
  box-shadow: 0 10px 28px rgba(15, 23, 42, 0.08);
  padding: 20px;
}

body[data-page-name="front-board"] .front-board-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

body[data-page-name="front-board"] .front-board-list li {
  display: flex;
  justify-content: space-between;
  padding: 10px 12px;
  border-radius: 12px;
  background: #f8fafc;
  border: 1px solid #e5e7eb;
  font-weight: 600;
}

body[data-page-name="front-board"] .front-board-list span {
  color: #0f172a;
}

body[data-page-name="front-board"] .front-board-note {
  margin: 12px 0 0;
  color: #475467;
  line-height: 1.7;
}

body[data-page-name="front-board"] .front-table thead {
  background: #eef2ff;
  color: #111827;
}

body[data-page-name="front-board"] .front-highlight {
  border: 1px solid #d6dcf7;
}

body[data-page-name="front-board"] .front-note {
  margin: 10px 0 0;
  color: #475467;
  line-height: 1.6;
}

@media (max-width: 900px) {
  body[data-page-name="front-board"] .front-split {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 600px) {
  body[data-page-name="front-board"] .front-hero {
    min-height: 360px;
  }
}

/* Member */
body[data-page-name="front-member"] .hero-image-change__overlay {
  display: flex !important;
  align-items: center;
  justify-content: center;
  text-align: center;
}

body[data-page-name="front-member"] .hero-image-change__text {
  text-shadow: 0 14px 36px rgba(0, 0, 0, 0.4);
  line-height: 1.4;
  transform: translate(-50%, -50%);
  width: 100%;
}

body[data-page-name="front-member"] .front-profile-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 18px;
}

body[data-page-name="front-member"] .front-profile-card {
  background: #ffffff;
  border-radius: 16px;
  border: 1px solid #e5e7eb;
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  min-height: 100%;
  position: relative;
}

body[data-page-name="front-member"] .front-profile-card__media {
  position: relative;
  width: 100%;
  height: 220px;
  overflow: hidden;
}

body[data-page-name="front-member"] .front-profile-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

body[data-page-name="front-member"] .front-profile-card__badge {
  position: absolute;
  left: 12px;
  bottom: 12px;
  background: rgba(17, 24, 39, 0.82);
  color: #fff;
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 12px;
  letter-spacing: 0.04em;
  box-shadow: 0 10px 22px rgba(0, 0, 0, 0.35);
}

body[data-page-name="front-member"] .front-profile-card__body {
  padding: 16px;
  display: grid;
  gap: 8px;
}

body[data-page-name="front-member"] .front-profile-card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

body[data-page-name="front-member"] .front-profile-card__title {
  margin: 0;
  font-size: 18px;
  color: #111827;
}

body[data-page-name="front-member"] .front-profile-card__role {
  margin: 0;
  color: #475467;
  font-size: 14px;
}

body[data-page-name="front-member"] .front-profile-card__meta {
  font-size: 13px;
  color: #667085;
}

body[data-page-name="front-member"] .front-profile-card__text {
  margin: 0;
  color: #475467;
  line-height: 1.6;
}

body[data-page-name="front-member"] .front-pill-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 0;
  margin: 0;
  list-style: none;
}

body[data-page-name="front-member"] .front-pill-list li {
  background: #eef2ff;
  color: #4338ca;
  border-radius: 999px;
  padding: 6px 10px;
  font-size: 12px;
  font-weight: 700;
}

body[data-page-name="front-member"] .front-like-icon {
  color: #e11d48;
  font-size: 18px;
}

body[data-page-name="front-member"] .front-profile-card--board {
  border: 1px solid #d6dcf7;
  background: linear-gradient(180deg, #f6f7ff 0%, #ffffff 50%);
}

body[data-page-name="front-member"] .front-form {
  border-radius: 14px;
  padding: 20px;
  box-shadow: 0 12px 32px rgba(15, 23, 42, 0.08);
  gap: 12px;
}

body[data-page-name="front-member"] .front-form label {
  font-size: 14px;
  color: #344054;
}

body[data-page-name="front-member"] .front-form input,
body[data-page-name="front-member"] .front-form textarea {
  padding: 12px 14px;
  font-size: 14px;
  color: #111827;
  background: #f9fafb;
}

@media (max-width: 600px) {
  body[data-page-name="front-member"] .front-hero {
    min-height: 380px;
  }

  body[data-page-name="front-member"] .hero-image-change__overlay {
    padding: 28px !important;
  }
}

/* News */
body[data-page-name="front-news"] .front-shell {
  max-width: 1200px;
  padding: calc(var(--site-header-height) + 24px) 24px 80px;
}

body[data-page-name="front-news"] .front-hero {
  min-height: 420px;
}

body[data-page-name="front-news"] .front-two-column {
  display: grid;
  grid-template-columns: minmax(240px, 360px) 1fr;
  gap: 20px;
  align-items: start;
}

body[data-page-name="front-news"] .front-portrait {
  background: #fff;
  border-radius: 16px;
  border: 1px solid #e5e7eb;
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
  overflow: hidden;
}

body[data-page-name="front-news"] .front-portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

body[data-page-name="front-news"] .front-text-block {
  background: #fff;
  border-radius: 16px;
  border: 1px solid #e5e7eb;
  padding: 18px 20px;
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.06);
  line-height: 1.8;
  color: #1f2a44;
}

body[data-page-name="front-news"] .front-text-block p {
  margin: 0 0 12px;
  white-space: pre-line;
}

body[data-page-name="front-news"] .front-table thead {
  background: #f0f4ff;
  color: #0f1f4b;
}

body[data-page-name="front-news"] .front-table th,
body[data-page-name="front-news"] .front-table td {
  padding: 12px 14px;
  vertical-align: top;
}

body[data-page-name="front-news"] .front-table tbody tr:last-child th,
body[data-page-name="front-news"] .front-table tbody tr:last-child td {
  border-bottom: none;
}

body[data-page-name="front-news"] .front-gallery {
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 12px;
}

body[data-page-name="front-news"] .front-gallery img {
  height: 180px;
}

body[data-page-name="front-news"] .front-letter {
  background: linear-gradient(135deg, #f6f8ff 0%, #ffffff 70%);
  border: 1px solid #d6dcf7;
  border-radius: 16px;
  padding: 18px 20px;
  line-height: 1.8;
  color: #1f2a44;
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
}

body[data-page-name="front-news"] .front-letter p {
  margin: 0 0 12px;
  white-space: pre-line;
}

@media (max-width: 720px) {
  body[data-page-name="front-news"] .front-hero {
    min-height: 360px;
  }

  body[data-page-name="front-news"] .hero-image-change__overlay {
    padding: 24px !important;
  }

  body[data-page-name="front-news"] .front-two-column {
    grid-template-columns: 1fr;
  }

  body[data-page-name="front-news"] .front-portrait {
    max-height: 360px;
  }
}

/* Guideline */
body[data-page-name="front-guideline"] .hero-image-change__overlay {
  display: flex !important;
  align-items: center;
  justify-content: center;
  text-align: center;
}

body[data-page-name="front-guideline"] .hero-image-change__text {
  text-shadow: 0 16px 40px rgba(0, 0, 0, 0.45);
  line-height: 1.4;
  transform: translate(-50%, -50%);
  width: 100%;
}

body[data-page-name="front-guideline"] .front-stack-item img {
  width: 100%;
  height: auto;
  border-radius: 14px;
  border: 1px solid #e5e7eb;
  box-shadow: 0 10px 26px rgba(15, 23, 42, 0.12);
}

body[data-page-name="front-guideline"] .front-stack-item h3 {
  margin: 12px 0 6px;
  font-size: 20px;
}

body[data-page-name="front-guideline"] .front-stack-item p {
  margin: 0 0 10px;
  line-height: 1.7;
  color: #344054;
}

body[data-page-name="front-guideline"] .front-highlight {
  background: linear-gradient(180deg, #f5f7ff 0%, #ffffff 65%);
  border: 1px solid #d6dcf7;
  border-radius: 14px;
  padding: 18px;
  color: #1f2a44;
  line-height: 1.7;
  box-shadow: 0 10px 24px rgba(15, 23, 42, 0.08);
}

body[data-page-name="front-guideline"] .front-declaration-list {
  padding-left: 18px;
  margin: 0;
  display: grid;
  gap: 10px;
  color: #344054;
  line-height: 1.7;
}

body[data-page-name="front-guideline"] .front-table {
  border-radius: 14px;
  box-shadow: 0 12px 32px rgba(15, 23, 42, 0.08);
}

body[data-page-name="front-guideline"] .front-table th,
body[data-page-name="front-guideline"] .front-table td {
  padding: 14px 16px;
  vertical-align: top;
  line-height: 1.7;
  color: #344054;
}

body[data-page-name="front-guideline"] .front-table th {
  background: #f1f5f9;
  font-weight: 700;
  width: 220px;
}

body[data-page-name="front-guideline"] .front-table tr:last-child th,
body[data-page-name="front-guideline"] .front-table tr:last-child td {
  border-bottom: none;
}

body[data-page-name="front-guideline"] .front-table strong {
  display: block;
  color: #111827;
  margin-bottom: 6px;
}

body[data-page-name="front-guideline"] .front-table ul {
  margin: 0;
  padding-left: 18px;
}

body[data-page-name="front-guideline"] .front-text-block {
  display: grid;
  gap: 12px;
  color: #344054;
  line-height: 1.8;
  background: #ffffff;
  border: 1px solid #e5e7eb;
  border-radius: 14px;
  padding: 18px;
  box-shadow: 0 12px 28px rgba(15, 23, 42, 0.06);
}

body[data-page-name="front-guideline"] .front-text-block h3 {
  margin: 0;
  font-size: 20px;
}

body[data-page-name="front-guideline"] .front-text-block p {
  margin: 0;
}

@media (max-width: 600px) {
  body[data-page-name="front-guideline"] .front-hero {
    min-height: 380px;
  }

  body[data-page-name="front-guideline"] .hero-image-change__overlay {
    padding: 28px !important;
  }

  body[data-page-name="front-guideline"] .front-table th {
    width: 160px;
  }
}

/* Terms */
body[data-page-name="front-terms"] .hero-image-change__text {
  text-shadow: 0 16px 36px rgba(0, 0, 0, 0.38);
}

body[data-page-name="front-terms"] .front-feature {
  display: grid;
  grid-template-columns: minmax(260px, 460px) 1fr;
  gap: 20px;
  align-items: center;
}

body[data-page-name="front-terms"] .front-feature__image img {
  width: 100%;
  height: 100%;
  max-height: 360px;
  object-fit: cover;
  border-radius: 16px;
  border: 1px solid #e5e7eb;
  box-shadow: 0 14px 34px rgba(15, 23, 42, 0.12);
  background: #ffffff;
}

body[data-page-name="front-terms"] .front-feature__body {
  background: #ffffff;
  border-radius: 16px;
  border: 1px solid #e5e7eb;
  box-shadow: 0 14px 34px rgba(15, 23, 42, 0.08);
  padding: 20px;
  display: grid;
  gap: 12px;
}

body[data-page-name="front-terms"] .front-feature__badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  background: #eef2ff;
  color: #3730a3;
  font-weight: 700;
  border-radius: 999px;
  font-size: 13px;
}

body[data-page-name="front-terms"] .front-feature__body h3 {
  margin: 0;
  font-size: 22px;
}

body[data-page-name="front-terms"] .front-feature__body p {
  margin: 0;
  line-height: 1.7;
  color: #344054;
}

body[data-page-name="front-terms"] .front-feature__list {
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 6px;
  color: #344054;
}

body[data-page-name="front-terms"] .front-feature__block {
  background: #f9fafb;
  border: 1px solid #e5e7eb;
  border-radius: 12px;
  padding: 12px 14px;
}

body[data-page-name="front-terms"] .front-feature__block strong {
  display: block;
  margin-bottom: 6px;
}

body[data-page-name="front-terms"] .front-terms-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
}

body[data-page-name="front-terms"] .front-terms-card {
  background: #ffffff;
  border-radius: 16px;
  border: 1px solid #e5e7eb;
  box-shadow: 0 12px 30px rgba(15, 23, 42, 0.08);
  padding: 18px;
  display: grid;
  gap: 10px;
  line-height: 1.75;
  color: #344054;
}

body[data-page-name="front-terms"] .front-terms-card h3 {
  margin: 0;
  font-size: 20px;
  color: #111827;
}

body[data-page-name="front-terms"] .front-article {
  background: #f9fafb;
  border: 1px solid #e5e7eb;
  border-radius: 12px;
  padding: 12px;
}

body[data-page-name="front-terms"] .front-article strong {
  display: block;
  margin-bottom: 4px;
  color: #111827;
}

body[data-page-name="front-terms"] .front-article p {
  margin: 0;
}

body[data-page-name="front-terms"] .front-article ul {
  margin: 6px 0 0;
  padding-left: 18px;
}

@media (max-width: 720px) {
  body[data-page-name="front-terms"] .front-hero {
    min-height: 380px;
  }

  body[data-page-name="front-terms"] .front-feature {
    grid-template-columns: 1fr;
  }

  body[data-page-name="front-terms"] .hero-image-change__overlay {
    padding: 28px !important;
  }
}

/* Terms 2 */
body[data-page-name="front-terms2"] .front-hero {
  min-height: 420px;
}

body[data-page-name="front-terms2"] .hero-image-change__overlay {
  display: flex !important;
  align-items: center;
  justify-content: center;
  text-align: center;
}

body[data-page-name="front-terms2"] .hero-image-change__text {
  text-shadow: 0 16px 40px rgba(0, 0, 0, 0.45);
  line-height: 1.4;
  transform: translate(-50%, -50%);
  width: 100%;
}

body[data-page-name="front-terms2"] .front-terms-card {
  background: #ffffff;
  border-radius: 16px;
  border: 1px solid #e5e7eb;
  box-shadow: 0 12px 32px rgba(15, 23, 42, 0.08);
  padding: 22px;
  display: grid;
  gap: 16px;
}

body[data-page-name="front-terms2"] .front-terms-card h3 {
  margin: 0;
  font-size: 20px;
}

body[data-page-name="front-terms2"] .front-terms-card p {
  margin: 0;
  line-height: 1.8;
  color: #344054;
}

body[data-page-name="front-terms2"] .front-terms-list {
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 10px;
  color: #344054;
  line-height: 1.8;
}

body[data-page-name="front-terms2"] .front-terms-list strong {
  display: block;
  color: #111827;
  margin-bottom: 4px;
}

body[data-page-name="front-terms2"] .front-meta-banner {
  background: linear-gradient(135deg, #eef2ff 0%, #ffffff 70%);
  border: 1px solid #d6dcf7;
  border-radius: 14px;
  padding: 18px 20px;
  color: #1f2a44;
  line-height: 1.7;
  box-shadow: 0 12px 28px rgba(15, 23, 42, 0.06);
}

body[data-page-name="front-terms2"] .front-terms-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
}

body[data-page-name="front-terms2"] .front-date {
  font-weight: 700;
  color: #0f4c75;
  letter-spacing: 0.04em;
}

@media (max-width: 600px) {
  body[data-page-name="front-terms2"] .front-hero {
    min-height: 340px;
  }

body[data-page-name="front-terms2"] .hero-image-change__overlay {
    padding: 28px !important;
  }
}

/* Public screen modal (front) */
.screen-modal {
  position: fixed;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 32px;
  z-index: 50;
}

.screen-modal.is-open {
  display: flex;
}

.screen-modal[hidden] {
  display: none !important;
}

.screen-modal__overlay {
  position: absolute;
  inset: 0;
  background: var(--modal-backdrop, rgba(15, 23, 42, 0.55));
  backdrop-filter: blur(10px);
}

.screen-modal__content {
  position: relative;
  width: min(1280px, 96vw);
  max-height: min(94vh, 880px);
  height: auto;
  margin: 0;
  background:
    radial-gradient(140% 140% at 100% 0%, var(--accent-soft, rgba(76, 148, 255, 0.14)), transparent 65%),
    radial-gradient(180% 120% at 0% 100%, rgba(32, 196, 174, 0.12), transparent 70%),
    var(--modal-surface, #ffffff);
  border-radius: 28px;
  border: 1px solid var(--border, rgba(143, 213, 255, 0.18));
  box-shadow: 0 22px 48px rgba(15, 23, 42, 0.16);
  display: flex;
  flex-direction: column;
  overflow: auto;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
  color: var(--text, #0f172a);
}

.screen-modal__close {
  position: absolute;
  top: 18px;
  right: 18px;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--border, rgba(143, 213, 255, 0.3));
  background: var(--modal-strong-surface, rgba(8, 18, 32, 0.9));
  color: var(--text, #0f172a);
  font-size: 1.6rem;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--transition, 0.18s ease), border-color var(--transition, 0.18s ease), background var(--transition, 0.18s ease);
}

.screen-modal__close:hover,
.screen-modal__close:focus {
  transform: translateY(-1px);
  border-color: color-mix(in srgb, var(--border, #c6d0e0) 60%, transparent);
  background: color-mix(in srgb, var(--accent-soft, rgba(99, 102, 241, 0.18)) 60%, var(--modal-strong-surface, #ffffff));
}

.screen-modal__header {
  padding: 36px 48px 28px;
  background: var(--modal-strong-surface, #ffffff);
  border-bottom: 1px solid var(--border, #d7deea);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.screen-modal__title {
  margin: 0;
  font-size: 1.6rem;
  color: var(--text, #0f172a);
}

.screen-modal__meta {
  display: inline-flex;
  gap: 12px;
  font-size: 0.95rem;
  color: var(--text-muted, #475467);
}

.screen-modal__meta.is-hidden {
  display: none;
}

.screen-modal__meta span {
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid var(--border, #d7deea);
  background: var(--surface-muted, rgba(255, 255, 255, 0.7));
}

.screen-modal__summary {
  margin: 0;
  color: var(--text-muted, #475467);
  font-size: 0.98rem;
}

.screen-modal__summary.is-hidden {
  display: none;
}

.screen-modal__body {
  flex: 1;
  padding: 32px 48px 44px;
  overflow: auto;
  background: var(--modal-surface, linear-gradient(180deg, #f8fafc 0%, #ffffff 100%));
  color: var(--text, #0f172a);
}

/* Public modal theme (front only) */
.screen-modal[data-modal-theme="public"] {
  --modal-surface: #ffffff;
  --modal-strong-surface: linear-gradient(180deg, #f8fafc 0%, #ffffff 85%);
  --modal-backdrop: rgba(15, 23, 42, 0.55);
  --border: #d7deea;
  --text: #0f172a;
  --text-muted: #475467;
  --accent-soft: rgba(99, 102, 241, 0.18);
}

.screen-modal[data-modal-theme="public"] .screen-modal__content {
  background:
    radial-gradient(140% 140% at 100% 0%, rgba(99, 102, 241, 0.12), transparent 60%),
    radial-gradient(180% 120% at 0% 100%, rgba(16, 185, 194, 0.1), transparent 70%),
    var(--modal-surface);
  border-color: #c6d0e0;
  box-shadow: 0 22px 48px rgba(15, 23, 42, 0.16);
  color: #0f172a;
}

.screen-modal[data-modal-theme="public"] .screen-modal__title {
  color: #111827;
}

.screen-modal[data-modal-theme="public"] .screen-modal__summary,
.screen-modal[data-modal-theme="public"] .screen-modal__meta,
.screen-modal[data-modal-theme="public"] .screen-modal__body {
  color: #1f2937;
}

/* Profile / Archive modal */
.front-profile-modal__content,
.front-archive-modal__content {
  max-width: 980px;
}

.front-profile-modal__body,
.front-archive-modal__body {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 24px;
  align-items: flex-start;
}

.front-profile-modal__media img,
.front-archive-modal__media img {
  width: min(240px, 42vw);
  max-height: 320px;
  object-fit: cover;
  border-radius: 18px;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border);
}

.front-profile-modal__text,
.front-archive-modal__text {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.front-profile-modal__meta,
.front-archive-modal__meta {
  margin: 0;
  color: var(--text-muted);
  font-weight: 600;
}

.front-profile-modal__list,
.front-archive-modal__list {
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 10px;
  color: var(--text);
}

.front-profile-modal__links,
.front-archive-modal__links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.front-profile-modal__link,
.front-archive-modal__link {
  text-decoration: none;
}

.front-profile-card__action,
.front-archive-card__action {
  margin-top: 12px;
  color: #0f172a;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.16), rgba(45, 212, 191, 0.18));
  border-color: rgba(99, 102, 241, 0.36);
  box-shadow: 0 12px 26px rgba(15, 23, 42, 0.16);
}

.front-profile-card__action:hover,
.front-profile-card__action:focus,
.front-archive-card__action:hover,
.front-archive-card__action:focus {
  color: #ffffff;
  background: linear-gradient(135deg, #6366f1, #22d3ee);
  border-color: rgba(99, 102, 241, 0.52);
  box-shadow: 0 16px 34px rgba(15, 23, 42, 0.22);
}

.front-archive-card__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.c-back-to-top {
  position: fixed;
  right: 26px;
  bottom: 26px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 999px;
  background: linear-gradient(135deg, rgba(14, 165, 233, 0.18), rgba(99, 102, 241, 0.22));
  color: #f8fafc;
  box-shadow: 0 12px 32px rgba(3, 7, 18, 0.4);
  cursor: pointer;
  opacity: 0;
  transform: translateY(14px);
  pointer-events: none;
  transition: opacity var(--transition), transform var(--transition), box-shadow var(--transition);
  z-index: 60;
}

.c-back-to-top:hover,
.c-back-to-top:focus-visible {
  box-shadow: 0 16px 40px rgba(3, 7, 18, 0.5);
}

.c-back-to-top.is-visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.c-back-to-top__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.18);
  font-weight: 700;
  line-height: 1;
}

.c-back-to-top__label {
  font-weight: 700;
  letter-spacing: 0.04em;
  font-size: 0.9rem;
}

@media (max-width: 768px) {
  .front-profile-modal__body,
  .front-archive-modal__body {
    grid-template-columns: 1fr;
  }

  .front-profile-modal__media img,
  .front-archive-modal__media img {
    width: 100%;
    max-height: none;
  }
}