:root {
  --bg: #f4f6fb;
  --surface: rgba(255, 255, 255, 0.88);
  --surface-strong: #ffffff;
  --text: #151a26;
  --muted: #5a6579;
  --line: #dde3ef;
  --brand: #1759ff;
  --brand-strong: #0e43ca;
  --radius-lg: 22px;
  --radius-md: 14px;
  --radius-sm: 10px;
  --shadow: 0 18px 42px rgba(16, 24, 40, 0.08);
}

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

body {
  font-family: "Pretendard", "Noto Sans KR", "Malgun Gothic", sans-serif;
  color: var(--text);
  line-height: 1.55;
  background:
    radial-gradient(1000px 380px at 10% -10%, #e6ecff 0%, transparent 60%),
    radial-gradient(840px 320px at 100% -10%, #edf2ff 0%, transparent 64%),
    var(--bg);
}

.wrap { width: min(94vw, 1120px); margin: 0 auto; }

.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(244, 246, 251, 0.86);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}

.topbar-inner {
  min-height: 66px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

.brand {
  color: #0f172a;
  text-decoration: none;
  font-weight: 800;
  font-size: 1rem;
  letter-spacing: -0.01em;
  white-space: nowrap;
}

.primary-nav {
  display: flex;
  align-items: center;
  gap: 8px;
}

.primary-nav a {
  color: #36435c;
  text-decoration: none;
  border-radius: 999px;
  padding: 7px 12px;
  font-size: 0.9rem;
  font-weight: 700;
}

.primary-nav a:hover,
.primary-nav a:focus-visible {
  background: #ffffff;
}

.more-wrap { position: relative; }

.more-btn {
  border: 1px solid var(--line);
  background: #ffffff;
  border-radius: 999px;
  min-height: 36px;
  padding: 0 13px;
  font: inherit;
  font-size: 0.88rem;
  font-weight: 800;
  color: #1f2a3f;
  cursor: pointer;
}

.more-menu {
  position: absolute;
  right: 0;
  top: calc(100% + 10px);
  width: min(78vw, 220px);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: #ffffff;
  box-shadow: var(--shadow);
  padding: 8px;
}

.more-menu a {
  display: block;
  text-decoration: none;
  color: #1f2937;
  padding: 9px 10px;
  border-radius: 10px;
  font-size: 0.9rem;
  font-weight: 700;
}

.more-menu a:hover,
.more-menu a:focus-visible { background: #f2f5fb; }

.page-main { padding: 28px 0 54px; }

.hero {
  border: 1px solid var(--line);
  border-radius: 28px;
  background: linear-gradient(165deg, rgba(255,255,255,0.96), rgba(247,250,255,0.9));
  box-shadow: var(--shadow);
  padding: clamp(24px, 4vw, 42px);
}

.kicker {
  margin: 0;
  color: #5b6577;
  font-weight: 800;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.hero h1 {
  margin: 10px 0;
  font-size: clamp(1.74rem, 4.2vw, 2.68rem);
  line-height: 1.17;
  letter-spacing: -0.02em;
}

.lead {
  margin: 0;
  max-width: 700px;
  color: #475369;
  font-size: clamp(0.98rem, 2vw, 1.12rem);
}

.cta-row {
  margin-top: 16px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  border-radius: 999px;
  min-height: 42px;
  padding: 0 16px;
  font: inherit;
  font-size: 0.92rem;
  font-weight: 800;
  cursor: pointer;
  border: 0;
}

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

.btn-secondary {
  background: #fff;
  color: #27344f;
  border: 1px solid var(--line);
}

.btn-secondary:hover { background: #f5f8ff; }

.stack {
  margin-top: 16px;
  display: grid;
  gap: 14px;
}

.panel {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--surface);
  box-shadow: var(--shadow);
  padding: clamp(16px, 2.7vw, 24px);
}

.panel h2 {
  margin: 0 0 8px;
  font-size: clamp(1.04rem, 2vw, 1.28rem);
  line-height: 1.35;
}

.panel p { margin: 0; color: #404e66; }

.clean-list { margin: 8px 0 0; padding-left: 18px; color: #37445b; }
.clean-list li + li { margin-top: 5px; }

.compact-list { margin: 8px 0 0; padding-left: 18px; color: #33415a; }
.compact-list li + li { margin-top: 4px; }

.article-stack {
  display: grid;
  gap: 12px;
}

.article-card {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: #fff;
  padding: 14px;
}

.article-card h3 {
  margin: 0 0 6px;
  font-size: 1.04rem;
}

.article-card p {
  margin: 0;
}

.article-card p + p,
.article-card ul {
  margin-top: 8px;
}

.article-card ul {
  padding-left: 18px;
}

.article-card li + li {
  margin-top: 4px;
}

.badge-row {
  margin-top: 8px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.badge {
  display: inline-flex;
  align-items: center;
  border: 1px solid #cfdaed;
  border-radius: 999px;
  padding: 4px 10px;
  font-size: 0.78rem;
  font-weight: 700;
  color: #30425f;
  background: #f7faff;
}

.hint-box {
  border: 1px solid #d6deee;
  border-radius: var(--radius-md);
  background: #f8faff;
  padding: 12px 14px;
  color: #33425c;
}

.hint-box p {
  margin: 0;
}

.hint-box p + p {
  margin-top: 8px;
}

.check-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.check-item {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: #fff;
  padding: 12px;
}

.check-item h3 {
  margin: 0 0 6px;
  font-size: 0.97rem;
}

.check-item p {
  margin: 0;
  color: #42516b;
  font-size: 0.9rem;
}

.check-item p + p {
  margin-top: 7px;
}

.meta-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.meta-card {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 12px;
  background: #fff;
}

.meta-card h3 {
  margin: 0 0 6px;
  font-size: 0.96rem;
}

.meta-card p {
  margin: 0;
  font-size: 0.9rem;
  color: #44536c;
}

.warning-box {
  border: 1px solid #ffd9d2;
  border-radius: var(--radius-md);
  background: #fff6f4;
  padding: 12px 14px;
}

.warning-box h3 {
  margin: 0 0 6px;
  font-size: 0.96rem;
}

.warning-box p {
  margin: 0;
  color: #5a3c3a;
}

.warning-box p + p {
  margin-top: 8px;
}

.game-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.game-card {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface-strong);
  padding: 16px;
  display: grid;
  gap: 10px;
}

.game-card h3 { margin: 0; font-size: 1.05rem; }
.card-line { margin: 0; color: #536079; font-size: 0.92rem; }

.metric-row { display: flex; flex-wrap: wrap; gap: 8px; }
.metric-chip {
  border: 1px solid #d4dded;
  background: #f8faff;
  color: #30405b;
  border-radius: 999px;
  padding: 5px 10px;
  font-size: 0.8rem;
  font-weight: 700;
}

.inline-links { display: flex; flex-wrap: wrap; gap: 8px; }
.inline-links a { color: var(--brand); text-decoration: none; font-weight: 700; }

details.fold {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: #fff;
  padding: 12px 14px;
}

details.fold + details.fold { margin-top: 8px; }

details.fold summary {
  cursor: pointer;
  font-weight: 800;
  color: #24344f;
}

details.fold p, details.fold ul { margin-top: 8px; }

.contact-form { display: grid; gap: 9px; }
.contact-form label { font-size: 0.88rem; font-weight: 700; color: #3e4d67; }
.contact-form input,
.contact-form textarea,
.contact-form select {
  width: 100%;
  border: 1px solid #cfdaec;
  border-radius: 12px;
  padding: 11px 12px;
  font: inherit;
  background: #fff;
}
.contact-form textarea { resize: vertical; }

.site-footer {
  margin-top: 20px;
  padding: 18px 0 30px;
  border-top: 1px solid var(--line);
  color: var(--muted);
}
.site-footer p { margin: 0; font-size: 0.9rem; }
.site-footer p + p { margin-top: 6px; }
.site-footer a { text-decoration: none; color: #46556d; }

.muted { color: var(--muted); font-size: 0.88rem; }
.action-row { display: flex; gap: 10px; }
.action-row .btn, .action-row button { flex: 1; }

@media (max-width: 980px) {
  .game-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .primary-nav { display: none; }
  .check-grid,
  .meta-grid { grid-template-columns: 1fr; }
}

@media (max-width: 760px) {
  .wrap { width: min(94vw, 560px); }
  .topbar-inner { min-height: 60px; }
  .hero { border-radius: 20px; }
  .panel { border-radius: 16px; }
  .game-grid { grid-template-columns: 1fr; }
  .cta-row .btn { width: 100%; }
}