:root {
  --color-bg: #f6f7f9;
  --color-band: #eef3f7;
  --color-surface: #ffffff;
  --color-surface-muted: #f9fafb;
  --color-text: #15171c;
  --color-muted: #667085;
  --color-subtle: #8a94a6;
  --color-border: #d9e1ea;
  --color-border-strong: #b8c3d1;
  --color-accent: #195fb8;
  --color-accent-strong: #0e4386;
  --color-fact: #16705a;
  --color-interpretation: #8a5a14;
  --color-perspective: #5b57a6;
  --color-question: #b54708;
  --shadow-soft: 0 10px 30px rgba(23, 34, 52, 0.08);
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 10px;
  --max-width: 1180px;
  --article-width: 760px;
  --article-wide-width: 960px;
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --font-sans: "Noto Sans CJK KR", "Noto Sans KR", "Apple SD Gothic Neo", "Malgun Gothic", "Nanum Gothic", "Segoe UI", sans-serif;
}
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  font-size: 17px;
  line-height: 1.65;
  scroll-behavior: smooth;
  scroll-padding-top: 5.5rem;
}

body {
  margin: 0;
  color: var(--color-text);
  background: var(--color-bg);
  font-family: var(--font-sans);
  letter-spacing: 0;
}

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

a {
  color: var(--color-accent);
  text-decoration: none;
}

a:hover {
  color: var(--color-accent-strong);
}

:focus-visible {
  outline: 3px solid rgba(25, 95, 184, 0.28);
  outline-offset: 3px;
}

p,
h1,
h2,
h3,
ul,
ol,
figure {
  margin: 0;
}

.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 {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid var(--color-border);
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(14px);
}

.nav {
  width: min(100%, var(--max-width));
  margin: 0 auto;
  padding: var(--space-4) var(--space-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
}

.nav-logo {
  display: inline-flex;
  min-height: 2.75rem;
  align-items: center;
  color: var(--color-text);
  font-size: 1rem;
  font-weight: 800;
}

.nav-links {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-2);
  padding: 0;
  list-style: none;
}

.nav-links a {
  display: inline-flex;
  min-height: 2.75rem;
  align-items: center;
  border-radius: var(--radius-sm);
  padding: 0 var(--space-3);
  color: var(--color-muted);
  font-size: 0.88rem;
  font-weight: 700;
}

.nav-links a:hover {
  background: var(--color-surface-muted);
  color: var(--color-accent);
}

.nav-search-toggle {
  display: inline-flex;
  min-height: 2.75rem;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  padding: 0 var(--space-3);
  color: var(--color-text);
  font: inherit;
  font-size: 0.88rem;
  font-weight: 800;
  cursor: pointer;
}

.nav-search-toggle:hover,
.nav-search-toggle.is-open {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.nav-search-panel {
  width: min(100%, var(--max-width));
  margin: 0 auto;
  border-top: 1px solid var(--color-border);
  padding: var(--space-3) var(--space-6) var(--space-4);
}

.nav-search-box input {
  width: min(100%, 34rem);
  min-height: 2.75rem;
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  padding: 0 var(--space-4);
  color: var(--color-text);
  font: inherit;
  font-size: 0.95rem;
}

.nav-search-box input:focus {
  border-color: var(--color-accent);
  outline: 3px solid rgba(25, 95, 184, 0.14);
}

.site-main {
  width: min(100%, var(--max-width));
  margin: 0 auto;
  padding: var(--space-8) var(--space-6) var(--space-16);
}

.site-footer {
  width: min(100%, var(--max-width));
  margin: 0 auto;
  padding: 0 var(--space-6) var(--space-10);
  color: var(--color-muted);
}

.site-footer > div {
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-6);
}

.site-footer-title {
  margin-bottom: var(--space-1);
  color: var(--color-text);
  font-weight: 800;
}

.site-footer-note {
  max-width: 720px;
  font-size: 0.86rem;
}

.home-page,
.list-page,
.article-detail,
.concept-detail {
  display: grid;
  gap: var(--space-10);
}
.search-results {
  display: grid;
  gap: var(--space-2);
  max-width: 46rem;
  margin-top: var(--space-3);
}

.search-result-item {
  display: grid;
  gap: var(--space-1);
  min-height: 2.75rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  padding: var(--space-3);
}

.search-result-item span {
  color: var(--color-accent);
  font-size: 0.78rem;
  font-weight: 900;
}

.search-result-item strong {
  color: var(--color-text);
  line-height: 1.35;
}

.search-result-item p {
  color: var(--color-muted);
  font-size: 0.88rem;
}

.search-empty {
  color: var(--color-muted);
  font-size: 0.9rem;
}
.briefing-band {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: var(--space-4);
  border-bottom: 2px solid var(--color-text);
  padding-bottom: var(--space-4);
}

.briefing-band h1 {
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 1.08;
}

.briefing-band time {
  color: var(--color-muted);
  font-size: 0.92rem;
  font-weight: 700;
  white-space: nowrap;
}

.section-band,
.lead-band,
.empty-band,
.concept-related {
  display: grid;
  gap: var(--space-6);
  padding: var(--space-10) 0;
  border-bottom: 1px solid var(--color-border);
}

.section-band--soft,
.empty-band {
  margin-inline: calc(var(--space-6) * -1);
  padding-inline: var(--space-6);
  background: var(--color-band);
}

.empty-band h2 {
  font-size: clamp(1.6rem, 3vw, 2.25rem);
}

.empty-band p:last-child {
  color: var(--color-muted);
}

.section-header {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: var(--space-6);
}

.section-header > div {
  max-width: 720px;
}

.section-eyebrow {
  margin-bottom: var(--space-2);
  color: var(--color-accent);
  font-size: 0.78rem;
  font-weight: 800;
}

.section-header h2 {
  font-size: clamp(1.35rem, 2.5vw, 2.1rem);
  line-height: 1.2;
}

.section-header p {
  margin-top: var(--space-2);
  color: var(--color-muted);
}

.section-link,
.text-link {
  color: var(--color-accent);
  font-size: 0.9rem;
  font-weight: 800;
  white-space: nowrap;
}

.section-link::after,
.text-link::after {
  content: ">";
  margin-left: var(--space-2);
}
.issue-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-4);
}

.issue-grid--compact {
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.lead-card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--space-6);
}

.issue-card {
  min-width: 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  box-shadow: var(--shadow-soft);
  overflow: hidden;
}

.issue-card--lead {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 0.85fr);
  align-items: stretch;
  border-radius: var(--radius-lg);
}

.issue-card--standard,
.issue-card--compact {
  box-shadow: none;
}

.issue-card--compact {
  border-top: 3px solid var(--color-text);
}

.issue-card--visual {
  border: 0;
  background: transparent;
  box-shadow: none;
}

.issue-card-visual {
  display: block;
  min-height: 360px;
  background: var(--color-surface-muted);
}

.issue-card-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.category-fallback-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.issue-card-visual--only {
  min-height: 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-surface);
}

.issue-card-visual--only img {
  height: auto;
  object-fit: contain;
}

.fallback-visual {
  position: relative;
  display: grid;
  min-height: 360px;
  align-content: end;
  padding: var(--space-8);
  overflow: hidden;
  color: var(--color-text);
  background: linear-gradient(135deg, #e7edf4, #f8fafc 58%, #d8e2ed);
}

.fallback-visual::before,
.fallback-visual::after {
  content: "";
  position: absolute;
  inset: auto var(--space-8) 45% var(--space-8);
  border-top: 2px solid rgba(21, 23, 28, 0.42);
}

.fallback-visual::after {
  transform: rotate(-6deg);
  border-color: rgba(21, 23, 28, 0.8);
}

.fallback-visual-mark {
  position: relative;
  width: max-content;
  margin-bottom: var(--space-3);
  border: 1px solid var(--color-text);
  padding: var(--space-1) var(--space-2);
  font-size: 0.72rem;
  font-weight: 900;
}

.fallback-visual-title {
  position: relative;
  max-width: 17ch;
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  font-weight: 900;
  line-height: 1.16;
}

.issue-card-body {
  display: grid;
  align-content: start;
  gap: var(--space-3);
  padding: var(--space-5, 1.25rem);
}

.issue-card--lead .issue-card-body {
  align-content: center;
  padding: clamp(1.5rem, 4vw, 3rem);
}

.issue-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-2);
  color: var(--color-muted);
  font-size: 0.84rem;
  font-weight: 700;
}

.label {
  display: inline-flex;
  min-height: 1.65rem;
  align-items: center;
  border-radius: var(--radius-sm);
  padding: 0 var(--space-2);
  font-size: 0.76rem;
  font-weight: 900;
}

.label--category {
  background: #e8f0fb;
  color: var(--color-accent-strong);
}

.issue-title {
  font-size: clamp(1.15rem, 2vw, 1.45rem);
  line-height: 1.32;
}

.issue-card--lead .issue-title {
  font-size: clamp(2rem, 4vw, 3.15rem);
  line-height: 1.16;
}

.issue-title a {
  color: var(--color-text);
}

.issue-title a:hover {
  color: var(--color-accent);
}

.issue-summary {
  display: -webkit-box;
  color: var(--color-muted);
  overflow: hidden;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
}

.issue-card--lead .issue-summary {
  color: #414957;
  font-size: 1.08rem;
  -webkit-line-clamp: 4;
}

.issue-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  border-top: 1px solid var(--color-border);
  margin-top: var(--space-2);
  padding-top: var(--space-3);
  color: var(--color-muted);
  font-size: 0.84rem;
  font-weight: 700;
}

.button-link {
  display: inline-flex;
  min-height: 2.75rem;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  background: var(--color-text);
  padding: 0 var(--space-4);
  color: #fff;
  font-size: 0.9rem;
  font-weight: 900;
  white-space: nowrap;
}

.button-link:hover {
  background: var(--color-accent-strong);
  color: #fff;
}
.category-strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: var(--space-3);
}

.category-strip--list {
  margin-top: calc(var(--space-4) * -1);
}

.category-tab {
  display: grid;
  gap: var(--space-1);
  min-height: 7rem;
  align-content: space-between;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  padding: var(--space-4);
  color: var(--color-text);
}

.category-tab:hover {
  border-color: var(--color-accent);
  color: var(--color-text);
}

.category-tab span {
  font-size: 1.1rem;
  font-weight: 900;
}

.category-tab small {
  color: var(--color-muted);
  font-size: 0.82rem;
}

.category-tab em {
  color: var(--color-accent);
  font-size: 0.8rem;
  font-style: normal;
  font-weight: 900;
}

.category-tab--disabled {
  color: var(--color-muted);
  background: rgba(255, 255, 255, 0.58);
}

.category-tab--disabled em {
  color: var(--color-subtle);
}

.concept-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-3);
}

.concept-grid--single-row {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  overflow: hidden;
}

.concept-card {
  display: grid;
  min-height: 8rem;
  align-content: start;
  gap: var(--space-2);
  border-left: 4px solid var(--color-accent);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  background: var(--color-surface);
  padding: var(--space-3) var(--space-4);
}

.concept-card h2,
.concept-card h3 {
  font-size: 1.08rem;
  line-height: 1.3;
  text-wrap: balance;
}

.concept-card a {
  color: var(--color-text);
}

.concept-card a:hover {
  color: var(--color-accent);
}

.concept-card p {
  display: -webkit-box;
  overflow: hidden;
  color: var(--color-muted);
  font-size: 0.86rem;
  line-height: 1.48;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.concept-card-cta {
  display: inline-flex;
  width: fit-content;
  min-height: 2.75rem;
  align-items: center;
  color: var(--color-accent-strong);
  font-size: 0.82rem;
  font-weight: 900;
}
.list-header,
.concept-header {
  display: grid;
  gap: var(--space-3);
  max-width: var(--article-width);
}

.article-page-header {
  display: grid;
  gap: var(--space-3);
  max-width: 100%;
}

.list-header h1,
.concept-header h1,
.article-page-header h1 {
  font-size: clamp(2rem, 4.4vw, 3.4rem);
  line-height: 1.14;
}

.article-page-header h1 {
  line-break: anywhere;
  overflow-wrap: anywhere;
  word-break: break-all;
}

.list-header h1,
.concept-header h1 {
  text-wrap: balance;
}

.list-header p:last-child,
.concept-header p:last-child {
  color: var(--color-muted);
}

.article-detail,
.concept-detail {
  justify-items: center;
}

.article-detail > *,
.concept-detail > * {
  width: 100%;
}

.article-page-header {
  justify-self: start;
}

.keyline-block {
  display: grid;
  gap: var(--space-2);
  max-width: 100%;
  border-left: 4px solid var(--color-fact);
  background: var(--color-surface);
  padding: var(--space-4);
}

.keyline-block p {
  font-size: 1.08rem;
  font-weight: 800;
}

.article-context-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(300px, 0.7fr);
  gap: var(--space-6);
  align-items: stretch;
}

.article-visual {
  min-height: 340px;
  overflow: hidden;
  border-radius: var(--radius-lg);
  background: var(--color-surface-muted);
}

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

.article-visual--category img,
.category-fallback-image {
  background: var(--color-surface-muted);
}

.article-visual--fallback {
  display: grid;
  align-content: end;
  gap: var(--space-2);
  padding: var(--space-8);
  background: var(--color-band);
}

.article-visual--fallback span {
  font-size: 0.8rem;
  font-weight: 900;
}

.article-visual--fallback strong {
  font-size: clamp(1.5rem, 4vw, 2.3rem);
  line-height: 1.18;
}

.article-briefing {
  display: grid;
  align-content: center;
  gap: var(--space-3);
  border-top: 3px solid var(--color-text);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-surface);
  padding: var(--space-6);
}

.article-briefing h2 {
  font-size: 1.45rem;
  line-height: 1.28;
}

.article-briefing p {
  color: var(--color-muted);
}

.analysis-chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-2);
}

.analysis-label {
  display: inline-flex;
  width: fit-content;
  min-height: 1.7rem;
  align-items: center;
  border: 1px solid currentColor;
  border-radius: var(--radius-sm);
  padding: 0 var(--space-2);
  font-size: 0.76rem;
  font-weight: 900;
}

.analysis-label--fact {
  color: var(--color-fact);
}

.analysis-label--interpretation {
  color: var(--color-interpretation);
}

.analysis-label--perspective {
  color: var(--color-perspective);
}

.analysis-label--question {
  color: var(--color-question);
}

.article-body,
.concept-body {
  max-width: var(--article-width);
  color: #303744;
  font-size: 1.03rem;
}

.article-body h2,
.concept-body h2 {
  margin-top: var(--space-10);
  margin-bottom: var(--space-3);
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-6);
  color: var(--color-text);
  font-size: 1.45rem;
  line-height: 1.28;
}

.article-body h2:first-child,
.concept-body h2:first-child {
  margin-top: 0;
  border-top: 0;
  padding-top: 0;
}

.article-body h3,
.concept-body h3 {
  margin-top: var(--space-6);
  margin-bottom: var(--space-2);
  color: var(--color-text);
  font-size: 1.08rem;
}

.article-body p,
.article-body ul,
.article-body ol,
.article-body blockquote,
.concept-body p,
.concept-body ul,
.concept-body ol {
  margin-bottom: var(--space-4);
}

.article-body ul,
.article-body ol,
.concept-body ul,
.concept-body ol {
  padding-left: var(--space-6);
}

.article-body li,
.concept-body li {
  margin-bottom: var(--space-2);
}

.article-body strong,
.concept-body strong {
  color: var(--color-text);
}

.article-body blockquote {
  margin: var(--space-4) 0;
  border-left: 4px solid var(--color-perspective);
  background: var(--color-surface);
  padding: var(--space-4);
}

.article-body a,
.concept-body a,
.term-link {
  color: var(--color-accent-strong);
  font-weight: 800;
  text-decoration: underline;
  text-decoration-style: dotted;
  text-underline-offset: 0.18em;
}
.source-section {
  display: grid;
  max-width: var(--article-width);
  gap: var(--space-4);
  border-top: 2px solid var(--color-text);
  padding-top: var(--space-6);
}

.source-section-header h2 {
  font-size: 1.35rem;
}

.source-section-header p:last-child {
  margin-top: var(--space-2);
  color: var(--color-muted);
  font-size: 0.92rem;
}

.source-list {
  display: grid;
  gap: var(--space-3);
  padding: 0;
  list-style: none;
}

.source-item {
  display: grid;
  gap: var(--space-1);
  min-height: 2.75rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  padding: var(--space-4);
}

.source-name {
  color: var(--color-text);
  font-weight: 900;
}

.source-title {
  color: var(--color-text);
  font-size: 0.98rem;
  line-height: 1.45;
}

.source-url {
  overflow-wrap: anywhere;
  font-size: 0.9rem;
}

.source-missing,
.source-empty {
  color: var(--color-question);
  font-size: 0.9rem;
  font-weight: 800;
}
.term-popover {
  position: relative;
  display: inline-block;
}

.term-tooltip {
  position: absolute;
  left: 0;
  top: calc(100% + var(--space-2));
  z-index: 30;
  display: none;
  width: min(20rem, calc(100vw - 2rem));
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  box-shadow: var(--shadow-soft);
  padding: var(--space-4);
  color: var(--color-muted);
  font-size: 0.86rem;
  font-weight: 500;
  line-height: 1.6;
}

.term-tooltip strong,
.term-tooltip span {
  display: block;
}

.term-tooltip strong {
  margin-bottom: var(--space-2);
  color: var(--color-text);
  font-size: 1rem;
}

.term-tooltip-more {
  margin-top: var(--space-2);
  color: var(--color-accent);
  font-weight: 800;
}

.term-popover:hover .term-tooltip,
.term-popover:focus-within .term-tooltip {
  display: block;
}
@media (max-width: 900px) {
  .nav {
    align-items: flex-start;
    flex-direction: column;
    gap: var(--space-3);
  }

  .issue-card--lead,
  .article-context-grid {
    grid-template-columns: 1fr;
  }

  .issue-card-visual,
  .fallback-visual,
  .article-visual {
    min-height: 280px;
  }

  .briefing-band,
  .section-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .search-results {
    grid-column: 1;
  }

  .briefing-band time {
    white-space: normal;
  }
}

@media (max-width: 640px) {
  html {
    font-size: 16px;
  }

  .site-main {
    padding: var(--space-6) var(--space-4) var(--space-12);
  }

  .nav,
  .site-footer {
    padding-left: var(--space-4);
    padding-right: var(--space-4);
  }

  .section-band--soft,
  .empty-band {
    margin-inline: calc(var(--space-4) * -1);
    padding-inline: var(--space-4);
  }

  .issue-grid,
  .issue-grid--compact,
  .lead-card-grid,
  .category-strip,
  .concept-grid,
  .concept-grid--single-row {
    grid-template-columns: 1fr;
  }

  .issue-card--lead .issue-card-body,
  .article-briefing,
  .article-visual--fallback {
    padding: var(--space-4);
  }

  .issue-foot {
    align-items: flex-start;
    flex-direction: column;
  }

  .button-link {
    width: 100%;
  }
}