/* 루닉 RUNIC - News/Insight 페이지 공유 스타일 */
:root {
  --navy: #0B1F3A;
  --navy-700: #14304F;
  --navy-800: #060F1E;
  --accent: #2563EB;
  --accent-soft: #60A5FA;
  --ink: #0A0F1C;
  --mute: #6B7280;
  --line: #E5E7EB;
  --surface: #F4F6F8;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  font-family: "Pretendard Variable", "Pretendard", -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Noto Sans KR", system-ui, sans-serif;
  color: var(--ink);
  background: #fff;
  letter-spacing: -0.012em;
  font-feature-settings: "ss01", "tnum";
  -webkit-font-smoothing: antialiased;
  scroll-behavior: smooth;
}

body { line-height: 1.6; }

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

/* ====== Header ====== */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.site-header .inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 14px 24px;
  display: flex; justify-content: space-between; align-items: center;
}
.site-header .logo {
  display: flex; align-items: center; gap: 10px;
  font-weight: 800; color: var(--navy);
  font-size: 18px; letter-spacing: -0.02em;
}
.site-header .logo-icon {
  width: 28px; height: 28px;
  background: var(--navy);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-weight: 800; font-size: 14px;
}
.site-header nav {
  display: flex; gap: 22px;
  font-size: 14px; font-weight: 600;
}
.site-header nav a {
  color: var(--navy);
}
.site-header nav a.active { color: var(--accent); }

@media (max-width: 720px) {
  .site-header nav { gap: 14px; font-size: 13px; }
}

/* ====== Container ====== */
.container {
  max-width: 800px;
  margin: 0 auto;
  padding: 56px 24px 80px;
}
.wide-container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 56px 24px 80px;
}

/* ====== Article ====== */
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 14px;
  border: 1px solid rgba(37,99,235,.25);
  background: rgba(37,99,235,.06);
  border-radius: 999px;
  font-size: 11px; font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--accent);
  text-transform: uppercase;
}
.eyebrow .dot {
  width: 6px; height: 6px;
  border-radius: 999px;
  background: var(--accent);
}

.article-meta {
  display: flex; gap: 14px; align-items: center;
  font-size: 13px; color: var(--mute);
  margin-top: 28px;
}
.article-meta time { font-variant-numeric: tabular-nums; }
.article-meta .sep { width: 3px; height: 3px; background: var(--mute); border-radius: 999px; }

h1.article-title {
  margin-top: 18px;
  font-size: clamp(30px, 5vw, 44px);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.025em;
  color: var(--navy);
}
.article-lead {
  margin-top: 22px;
  font-size: 18px; line-height: 1.7;
  color: #374151;
  border-left: 4px solid var(--accent);
  padding-left: 18px;
}

article h2 {
  margin-top: 56px;
  font-size: 26px;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--navy);
}
article h2::before {
  content: "";
  display: inline-block;
  width: 5px; height: 5px;
  background: var(--accent);
  border-radius: 999px;
  margin-right: 10px;
  vertical-align: middle;
  transform: translateY(-3px);
}
article h3 {
  margin-top: 28px;
  font-size: 18px;
  font-weight: 700;
  color: var(--navy);
}

article p {
  margin-top: 16px;
  font-size: 16px;
  line-height: 1.85;
  color: #374151;
}

article ul, article ol {
  margin-top: 16px;
  padding-left: 24px;
}
article li {
  margin-top: 8px;
  font-size: 16px;
  line-height: 1.75;
  color: #374151;
}

article strong { color: var(--navy); font-weight: 700; }

article blockquote {
  margin: 28px 0;
  padding: 20px 24px;
  background: var(--surface);
  border-left: 4px solid var(--accent);
  border-radius: 8px;
  color: var(--navy);
  font-size: 17px;
  line-height: 1.7;
}

.spec-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  margin-top: 22px;
}
@media (max-width: 600px) {
  .spec-grid { grid-template-columns: 1fr; }
}
.spec-card {
  border: 1px solid var(--line);
  background: var(--surface);
  border-radius: 14px;
  padding: 18px 20px;
}
.spec-card .k {
  font-size: 11px; font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--accent);
  text-transform: uppercase;
}
.spec-card .v {
  margin-top: 8px;
  font-size: 20px; font-weight: 800;
  color: var(--navy);
  letter-spacing: -0.02em;
}
.spec-card .sub {
  margin-top: 6px;
  font-size: 13px; color: var(--mute);
  line-height: 1.5;
}

.cta-box {
  margin-top: 56px;
  padding: 28px 30px;
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-700) 100%);
  color: #fff;
  border-radius: 18px;
  display: flex; flex-wrap: wrap;
  align-items: center; justify-content: space-between;
  gap: 20px;
}
.cta-box .text {
  font-size: 17px; font-weight: 600;
  line-height: 1.5;
}
.cta-box .text small {
  display: block;
  margin-top: 4px;
  font-size: 13px;
  font-weight: 500;
  color: rgba(255,255,255,.7);
}
.cta-box a.btn-primary {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 22px;
  background: var(--accent);
  color: #fff;
  font-weight: 700;
  border-radius: 999px;
  transition: transform .2s;
  text-decoration: none;
}
.cta-box a.btn-primary:hover { transform: translateY(-1px); text-decoration: none; }

/* ====== Article List ====== */
.list-hero {
  padding: 72px 24px 48px;
  text-align: center;
  background: linear-gradient(180deg, var(--surface) 0%, #fff 100%);
}
.list-hero h1 {
  margin-top: 18px;
  font-size: clamp(36px, 5vw, 52px);
  font-weight: 800;
  letter-spacing: -0.025em;
  color: var(--navy);
}
.list-hero p {
  margin: 18px auto 0;
  max-width: 620px;
  font-size: 17px;
  color: var(--mute);
  line-height: 1.7;
}

.article-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px 80px;
}
@media (max-width: 720px) {
  .article-grid { grid-template-columns: 1fr; }
}
.article-card {
  display: block;
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 18px;
  padding: 28px;
  transition: all .2s;
  text-decoration: none;
  color: inherit;
}
.article-card:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(11,31,58,.08);
  text-decoration: none;
}
.article-card .card-meta {
  display: flex; gap: 12px;
  font-size: 12px; color: var(--mute);
  letter-spacing: 0.06em;
}
.article-card .card-tag {
  font-weight: 700; color: var(--accent);
  text-transform: uppercase;
}
.article-card h2 {
  margin-top: 14px;
  font-size: 22px;
  font-weight: 800;
  line-height: 1.35;
  letter-spacing: -0.02em;
  color: var(--navy);
}
.article-card h2::before { display: none; }
.article-card .desc {
  margin-top: 12px;
  font-size: 14px;
  line-height: 1.65;
  color: var(--mute);
}
.article-card .read-more {
  margin-top: 18px;
  font-size: 13px; font-weight: 700;
  color: var(--accent);
  display: inline-flex; align-items: center; gap: 6px;
}

/* ====== Footer ====== */
.site-footer {
  background: var(--navy);
  color: rgba(255,255,255,.78);
  padding: 56px 24px 40px;
  margin-top: 80px;
}
.site-footer .inner {
  max-width: 1080px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 32px;
}
@media (max-width: 720px) {
  .site-footer .inner { grid-template-columns: 1fr; gap: 24px; }
}
.site-footer h4 {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--accent-soft);
  text-transform: uppercase;
  margin-bottom: 12px;
}
.site-footer p, .site-footer a {
  font-size: 14px;
  line-height: 1.7;
  color: rgba(255,255,255,.78);
}
.site-footer a:hover { color: #fff; }
.site-footer .copy {
  margin-top: 40px;
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,.12);
  text-align: center;
  font-size: 12px;
  color: rgba(255,255,255,.5);
  letter-spacing: 0.1em;
}