:root {
  --color-bg: #f7f9fc;
  --color-surface: #ffffff;
  --color-text: #111827;
  --color-muted: #6b7280;
  --color-border: #e5e7eb;
  --color-primary: #2454b8;
  --color-primary-dark: #173f8d;
  --color-primary-soft: #eef4ff;
  --color-soft: #f3f4f6;
  --radius-lg: 8px;
  --radius-md: 8px;
  --radius-sm: 8px;
  --shadow-soft: 0 12px 30px rgba(15, 23, 42, 0.08);
  --shadow-card: 0 8px 22px rgba(15, 23, 42, 0.06);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body.public-site {
  min-width: 320px;
  margin: 0;
  color: var(--color-text);
  background: var(--color-bg);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
  text-rendering: optimizeLegibility;
}

.public-site a {
  color: inherit;
  text-decoration: none;
}

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

.public-site img {
  display: block;
  max-width: 100%;
}

.container {
  width: min(100% - 40px, 1340px);
  margin-inline: auto;
}

.container.narrow {
  width: min(100% - 40px, 920px);
}

.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 {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid var(--color-border);
  box-shadow: 0 8px 18px rgba(15, 23, 42, 0.04);
  backdrop-filter: blur(14px);
}

.header-inner {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  min-height: 72px;
  gap: 28px;
}

.brand {
  display: inline-flex;
  align-items: baseline;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(1.65rem, 2vw, 2.1rem);
  font-weight: 700;
  letter-spacing: 0;
  color: #0d1728;
  white-space: nowrap;
}

.brand strong {
  color: var(--color-primary);
}

.site-nav {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: clamp(18px, 3vw, 54px);
  font-size: 1.02rem;
}

.site-nav a {
  position: relative;
  padding: 24px 0 20px;
  color: #1f2937;
  font-weight: 600;
}

.site-nav a::after {
  position: absolute;
  right: 0;
  bottom: 8px;
  left: 0;
  height: 3px;
  background: var(--color-primary);
  border-radius: 999px;
  opacity: 0;
  content: "";
  transform: scaleX(0.35);
  transition: opacity 160ms ease, transform 160ms ease;
}

.site-nav a:hover::after,
.site-nav a.is-active::after {
  opacity: 1;
  transform: scaleX(1);
}

.header-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
}

.language-switcher {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 4px;
  background: var(--color-soft);
  border: 1px solid var(--color-border);
  border-radius: 999px;
}

.language-switcher a {
  min-width: 34px;
  padding: 5px 8px;
  border-radius: 999px;
  color: var(--color-muted);
  font-size: 0.75rem;
  font-weight: 800;
  text-align: center;
}

.language-switcher a.is-active {
  color: var(--color-primary);
  background: var(--color-surface);
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.08);
}

.icon-link,
.menu-toggle {
  display: inline-grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border: 1px solid transparent;
  border-radius: 999px;
  background: transparent;
  color: #0f172a;
  cursor: pointer;
}

.icon-link:hover,
.menu-toggle:hover {
  border-color: var(--color-border);
  background: var(--color-soft);
}

.menu-toggle {
  display: none;
}

.menu-toggle span:not(.sr-only) {
  display: block;
  width: 19px;
  height: 2px;
  background: #111827;
  border-radius: 999px;
}

.search-glyph {
  position: relative;
  display: inline-block;
  width: 21px;
  height: 21px;
  flex: 0 0 auto;
  border: 2px solid #182033;
  border-radius: 50%;
}

.search-glyph::after {
  position: absolute;
  right: -6px;
  bottom: -5px;
  width: 9px;
  height: 2px;
  background: #182033;
  border-radius: 999px;
  content: "";
  transform: rotate(45deg);
}

.hero {
  position: relative;
  overflow: hidden;
  padding: 46px 0 58px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.95), rgba(247, 249, 252, 0.95)),
    radial-gradient(circle at 85% 30%, rgba(30, 79, 163, 0.13), transparent 28%);
  border-bottom: 1px solid var(--color-border);
}

.hero-pattern {
  position: absolute;
  top: 110px;
  left: 28px;
  width: 125px;
  height: 125px;
  opacity: 0.32;
  background-image: radial-gradient(#c7d2fe 1.5px, transparent 1.5px);
  background-size: 16px 16px;
}

.hero-figure {
  position: absolute;
  right: max(28px, calc((100vw - 1340px) / 2));
  bottom: -58px;
  width: min(28vw, 350px);
  min-width: 230px;
  aspect-ratio: 1;
  color: rgba(30, 79, 163, 0.1);
  pointer-events: none;
}

.figure-disc {
  position: absolute;
  inset: 14%;
  border-radius: 50%;
  background: linear-gradient(145deg, rgba(226, 232, 240, 0.7), rgba(255, 255, 255, 0.25));
}

.figure-bust {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  color: rgba(17, 24, 39, 0.08);
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(8rem, 17vw, 15rem);
  font-weight: 700;
}

.hero-content {
  position: relative;
  z-index: 1;
  display: grid;
  justify-items: center;
  text-align: center;
}

.hero h1,
.subpage-hero h1 {
  max-width: 940px;
  margin: 0;
  color: #101827;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(2.25rem, 4.2vw, 4rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: 0;
}

.hero p,
.subpage-hero p {
  max-width: 720px;
  margin: 14px 0 0;
  color: #4b5563;
  font-size: clamp(1rem, 1.7vw, 1.22rem);
}

.search-box {
  display: flex;
  align-items: center;
  gap: 14px;
  width: min(100%, 760px);
  min-height: 62px;
  margin: 26px auto 0;
  padding: 8px 10px 8px 24px;
  background: var(--color-surface);
  border: 1px solid #cfd8e6;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-soft);
}

.search-box input {
  width: 100%;
  min-width: 0;
  border: 0;
  outline: 0;
  color: var(--color-text);
  background: transparent;
  font: inherit;
  font-size: 1.05rem;
}

.search-box input:focus,
.search-box input:focus-visible {
  outline: 0;
}

.search-box input::placeholder {
  color: #8b95a5;
}

.search-box:focus-within {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 4px rgba(36, 84, 184, 0.13), var(--shadow-soft);
}

.chip-row,
.compact-chips {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

.chip-row {
  margin-top: 20px;
}

.chip {
  display: inline-flex;
  min-height: 34px;
  align-items: center;
  justify-content: center;
  padding: 6px 18px;
  color: #173f8d;
  background: rgba(255, 255, 255, 0.88);
  border: 1px solid #cfd8e6;
  border-radius: 999px;
  font-size: 0.92rem;
  font-weight: 700;
  box-shadow: 0 4px 12px rgba(15, 23, 42, 0.04);
}

.chip:hover {
  background: var(--color-primary-soft);
  border-color: #b7c8ee;
}

.chip-small {
  min-height: 27px;
  padding: 4px 12px;
  font-size: 0.78rem;
}

.page-section {
  padding: 28px 0 42px;
}

.page-section-tight {
  padding-top: 0;
}

.content-grid {
  display: grid;
  grid-template-columns: 290px minmax(0, 1fr);
  gap: 28px;
  align-items: start;
}

.sidebar {
  display: grid;
  gap: 14px;
}

.card,
.sidebar-card,
.article-card,
.empty-state {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
}

.sidebar-card {
  padding: 16px;
}

.sidebar-title,
.section-title,
.article-card h2 {
  margin: 0;
  color: var(--color-text);
}

.sidebar-title {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.15rem;
  line-height: 1.2;
}

.line-icon {
  display: inline-grid;
  width: 24px;
  height: 24px;
  place-items: center;
  border: 1px solid #b8c9ef;
  border-radius: 999px;
  background: var(--color-primary-soft);
}

.line-icon::before {
  width: 10px;
  height: 10px;
  border: 2px solid var(--color-primary);
  border-radius: 50%;
  content: "";
}

.trend-icon::before {
  width: 11px;
  height: 7px;
  border: 0;
  border-top: 2px solid var(--color-primary);
  border-right: 2px solid var(--color-primary);
  border-radius: 0;
  transform: rotate(-35deg);
}

.globe-icon::before {
  border-radius: 50%;
  box-shadow: inset 4px 0 0 rgba(36, 84, 184, 0.18), inset -4px 0 0 rgba(36, 84, 184, 0.18);
}

.simple-list {
  display: grid;
}

.simple-list a {
  display: flex;
  min-height: 31px;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  color: #1f2937;
  border-top: 1px solid var(--color-border);
  font-size: 0.95rem;
  font-weight: 600;
}

.simple-list a:first-child {
  border-top: 0;
}

.simple-list a.is-current {
  color: var(--color-primary);
}

.section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 14px;
}

.eyebrow {
  margin: 0 0 3px;
  color: var(--color-primary);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.section-title {
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(1.45rem, 2vw, 1.9rem);
  line-height: 1.2;
}

.text-link {
  color: var(--color-primary);
  font-size: 0.92rem;
  font-weight: 800;
  white-space: nowrap;
}

.concept-list,
.result-list {
  display: grid;
  gap: 14px;
}

.concept-card,
.result-card {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 22px;
  align-items: center;
  padding: 22px;
}

.concept-icon,
.avatar,
.portrait {
  display: grid;
  place-items: center;
  color: var(--color-primary);
  background:
    linear-gradient(180deg, rgba(238, 244, 255, 0.92), rgba(226, 232, 240, 0.68));
  border: 1px solid #dbe6fb;
  border-radius: 999px;
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 700;
}

.concept-icon {
  width: 62px;
  height: 62px;
  font-size: 1.65rem;
}

.concept-title-row {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 18px;
}

.concept-card h3,
.philosopher-card h3,
.result-card h2,
.mini-card h3 {
  margin: 0;
  color: var(--color-text);
  font-family: Georgia, "Times New Roman", serif;
  line-height: 1.18;
}

.concept-card h3,
.philosopher-card h3 {
  font-size: 1.28rem;
}

.result-card h2 {
  margin-top: 8px;
  font-size: 1.5rem;
}

.concept-card p,
.philosopher-card p,
.result-card p,
.mini-card p {
  margin: 8px 0 0;
  color: #4b5563;
}

.muted,
.muted-link {
  color: var(--color-muted);
}

.muted-link {
  display: inline-block;
  margin-top: 2px;
  color: var(--color-primary);
  font-weight: 700;
}

.language-badge,
.badge {
  display: inline-flex;
  min-height: 28px;
  align-items: center;
  justify-content: center;
  padding: 4px 10px;
  color: var(--color-primary);
  background: var(--color-primary-soft);
  border: 1px solid #d9e5fb;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 800;
}

.btn {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  padding: 10px 20px;
  color: #fff;
  background: var(--color-primary);
  border: 1px solid var(--color-primary);
  border-radius: var(--radius-sm);
  font: inherit;
  font-weight: 800;
  cursor: pointer;
  white-space: nowrap;
}

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

.btn-outline {
  color: var(--color-primary);
  background: #fff;
  border-color: #9db4e6;
}

.btn-outline:hover {
  color: var(--color-primary-dark);
  background: var(--color-primary-soft);
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(36, 84, 184, 0.08);
}

.btn-full {
  width: 100%;
}

.philosopher-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 22px;
}

.philosopher-card {
  position: relative;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 16px;
  align-items: center;
  padding: 18px;
}

.avatar {
  width: 70px;
  height: 70px;
  color: #1f2937;
  font-size: 1.7rem;
}

.card-arrow {
  display: grid;
  width: 32px;
  height: 32px;
  place-items: center;
  color: #0f172a;
  font-size: 1.85rem;
}

.subpage-hero {
  padding: 44px 0 36px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(247, 249, 252, 0.98)),
    radial-gradient(circle at 80% 0, rgba(36, 84, 184, 0.12), transparent 32%);
  border-bottom: 1px solid var(--color-border);
  text-align: center;
}

.detail-hero {
  text-align: left;
}

.subpage-hero .search-box {
  margin-top: 22px;
}

.lead {
  color: #374151 !important;
  font-size: 1.12rem !important;
}

.hero-author {
  color: var(--color-primary);
  font-weight: 800;
}

.result-card {
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: start;
}

.result-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  color: var(--color-muted);
  font-size: 0.82rem;
  font-weight: 700;
}

.empty-state {
  display: grid;
  justify-items: center;
  padding: 42px 24px;
  text-align: center;
}

.empty-state h2 {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
}

.empty-state p {
  max-width: 540px;
  margin: 8px 0 0;
  color: var(--color-muted);
}

.detail-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 28px;
  align-items: start;
}

.article-card {
  padding: clamp(24px, 4vw, 42px);
}

.article-card h2 {
  margin-bottom: 14px;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.6rem;
}

.prose {
  max-width: 760px;
  color: #273142;
  font-size: 1.06rem;
  line-height: 1.85;
}

.detail-aside {
  display: grid;
  gap: 14px;
}

.language-table-wrap {
  overflow-x: auto;
}

.language-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
}

.language-table th,
.language-table td {
  padding: 9px 10px;
  border-bottom: 1px solid var(--color-border);
  text-align: left;
}

.language-table th {
  color: var(--color-primary);
  font-size: 0.76rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.language-table tr:last-child td {
  border-bottom: 0;
}

.philosopher-hero {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 28px;
  align-items: center;
}

.portrait {
  width: clamp(116px, 14vw, 170px);
  height: clamp(116px, 14vw, 170px);
  overflow: hidden;
  font-size: 3.4rem;
}

.portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-years {
  margin-top: 6px !important;
  font-weight: 800;
}

.mini-card-list {
  display: grid;
  gap: 10px;
}

.mini-card {
  padding: 12px;
  background: #fbfcff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.mini-card h3 {
  font-size: 1rem;
}

.public-site :focus-visible {
  outline: 3px solid rgba(36, 84, 184, 0.35);
  outline-offset: 3px;
}

@media (max-width: 1100px) {
  .philosopher-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .content-grid,
  .detail-layout {
    grid-template-columns: 1fr;
  }

  .sidebar {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .detail-aside {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .detail-aside .btn-full {
    grid-column: 1 / -1;
  }
}

@media (max-width: 860px) {
  .container,
  .container.narrow {
    width: min(100% - 28px, 100%);
  }

  .header-inner {
    grid-template-columns: auto auto;
    justify-content: space-between;
    gap: 14px;
    min-height: 66px;
  }

  .menu-toggle {
    display: inline-grid;
    gap: 4px;
  }

  .site-nav {
    display: none;
    grid-column: 1 / -1;
    justify-content: start;
    width: 100%;
    padding: 2px 0 14px;
    gap: 0;
  }

  .site-nav.is-open {
    display: grid;
  }

  .site-nav a {
    padding: 11px 0;
    border-top: 1px solid var(--color-border);
  }

  .site-nav a::after {
    display: none;
  }

  .header-actions {
    grid-column: 1 / -1;
    justify-content: space-between;
    padding-bottom: 12px;
  }

  .hero {
    padding: 38px 0 42px;
  }

  .hero-figure {
    right: -72px;
    opacity: 0.55;
  }

  .search-box {
    min-height: 58px;
    padding-left: 18px;
  }

  .search-box .btn {
    padding-inline: 14px;
  }

  .sidebar,
  .detail-aside {
    grid-template-columns: 1fr;
  }

  .concept-card,
  .result-card {
    grid-template-columns: 1fr;
  }

  .concept-icon {
    width: 52px;
    height: 52px;
  }

  .concept-title-row {
    display: grid;
  }

  .btn-outline {
    width: 100%;
  }

  .philosopher-hero {
    grid-template-columns: 1fr;
    justify-items: start;
  }
}

@media (max-width: 620px) {
  .hero h1,
  .subpage-hero h1 {
    font-size: 2rem;
  }

  .hero p,
  .subpage-hero p {
    font-size: 0.98rem;
  }

  .search-box {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    gap: 10px;
  }

  .search-box .btn {
    grid-column: 1 / -1;
    width: 100%;
  }

  .philosopher-grid {
    grid-template-columns: 1fr;
  }

  .section-heading {
    align-items: start;
  }

  .philosopher-card {
    grid-template-columns: auto minmax(0, 1fr);
  }

  .philosopher-card .card-arrow {
    grid-column: 1 / -1;
    justify-self: end;
  }

  .article-card,
  .sidebar-card,
  .empty-state {
    border-radius: var(--radius-md);
  }
}