:root {
  --bg: #0f1419;
  --surface: #1a2332;
  --surface-2: #243044;
  --text: #e8eef6;
  --muted: #9aa8bc;
  --accent: #3b82f6;
  --accent-hover: #60a5fa;
  --border: #2d3a4f;
  --cta-bg: #162033;
  --warn: #fbbf24;
  --radius: 12px;
  --max: 720px;
  --font: "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  font-size: 1.05rem;
}

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

a:hover {
  color: var(--accent-hover);
  text-decoration: underline;
}

img {
  max-width: 100%;
  height: auto;
}

.wrap {
  width: min(100% - 2rem, 960px);
  margin-inline: auto;
}

.site-header {
  border-bottom: 1px solid var(--border);
  background: rgba(15, 20, 25, 0.92);
  backdrop-filter: blur(8px);
  position: sticky;
  top: 0;
  z-index: 50;
}

.site-header .inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem 1rem;
  padding: 0.75rem 0;
  flex-wrap: nowrap;
}

.logo {
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--text);
  letter-spacing: -0.02em;
}

.logo span {
  color: var(--accent);
}

.nav {
  display: flex;
  gap: 1.25rem;
  flex-wrap: wrap;
}

.nav a {
  color: var(--muted);
  font-size: 0.95rem;
}

.nav a:hover {
  color: var(--text);
}

.hero {
  padding: 2.5rem 0 1.5rem;
}

.hero h1 {
  font-size: clamp(1.8rem, 4vw, 2.4rem);
  line-height: 1.2;
  margin: 0 0 0.75rem;
  letter-spacing: -0.03em;
}

.hero p {
  color: var(--muted);
  max-width: 40rem;
  margin: 0;
}

.badge {
  display: inline-block;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--accent);
  background: rgba(59, 130, 246, 0.12);
  border: 1px solid rgba(59, 130, 246, 0.35);
  padding: 0.25rem 0.6rem;
  border-radius: 999px;
  margin-bottom: 0.85rem;
}

.article-grid {
  display: grid;
  gap: 1.25rem;
  padding: 0 0 3rem;
}

@media (min-width: 700px) {
  .article-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0;
  overflow: hidden;
  transition: border-color 0.15s ease, transform 0.15s ease;
}

.card:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
}

.card-thumb {
  display: block;
  aspect-ratio: 16 / 9;
  background: var(--surface-2);
  overflow: hidden;
}

.card-thumb img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.card-body {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  padding: 1.25rem;
  flex: 1;
}

.card h2 {
  font-size: 1.15rem;
  margin: 0;
  line-height: 1.35;
}

.card h2 a {
  color: var(--text);
}

.card h2 a:hover {
  color: var(--accent-hover);
  text-decoration: none;
}

.meta {
  color: var(--muted);
  font-size: 0.88rem;
}

.card p {
  color: var(--muted);
  margin: 0;
  flex: 1;
  font-size: 0.95rem;
}

.read-more {
  font-weight: 600;
  font-size: 0.92rem;
}

.article-page {
  padding: 2rem 0 3rem;
}

.article-page .content {
  width: min(100% - 2rem, var(--max));
  margin-inline: auto;
}

.article-page h1 {
  font-size: clamp(1.6rem, 3.5vw, 2.15rem);
  line-height: 1.25;
  letter-spacing: -0.025em;
  margin: 0.4rem 0 0.75rem;
}

.article-page .meta {
  margin-bottom: 1.75rem;
}

.article-page .og-hero {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  margin: 0 0 1.75rem;
  background: #0b1630;
}


.article-page h2 {
  font-size: 1.3rem;
  margin: 2rem 0 0.75rem;
  letter-spacing: -0.02em;
}

.article-page h3 {
  font-size: 1.1rem;
  margin: 1.5rem 0 0.5rem;
}

.article-page p,
.article-page li {
  color: #d5deea;
}

.article-page ul,
.article-page ol {
  padding-left: 1.25rem;
}

.article-page li {
  margin-bottom: 0.45rem;
}

.article-page blockquote {
  margin: 1.5rem 0;
  padding: 0.9rem 1.1rem;
  border-left: 3px solid var(--accent);
  background: var(--surface);
  border-radius: 0 var(--radius) var(--radius) 0;
  color: var(--muted);
}

.sources {
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}

.sources h2 {
  margin-top: 0;
  font-size: 1.1rem;
}

.sources ol {
  color: var(--muted);
  font-size: 0.92rem;
}

.cta {
  margin: 2.5rem 0 1.5rem;
  padding: 1.4rem 1.35rem;
  background: linear-gradient(160deg, var(--cta-bg), var(--surface));
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.cta h2 {
  margin: 0 0 0.5rem;
  font-size: 1.2rem;
}

.cta p {
  margin: 0 0 1rem;
  color: var(--muted);
}

.cta-button {
  display: inline-block;
  background: var(--accent);
  color: #fff !important;
  font-weight: 650;
  padding: 0.7rem 1.15rem;
  border-radius: 8px;
  text-decoration: none !important;
}

.cta-button:hover {
  background: var(--accent-hover);
}

.disclosure {
  margin-top: 1.25rem;
  padding: 1rem 1.1rem;
  background: var(--surface);
  border: 1px dashed var(--border);
  border-radius: var(--radius);
  font-size: 0.88rem;
  color: var(--muted);
}

.disclosure strong {
  color: var(--warn);
}

.site-footer {
  border-top: 1px solid var(--border);
  padding: 1.75rem 0 2.25rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.site-footer .inner {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
  justify-content: space-between;
}

.back {
  display: inline-block;
  margin-bottom: 1rem;
  color: var(--muted);
  font-size: 0.92rem;
}

.related {
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}

.related h2 {
  margin-top: 0;
  font-size: 1.15rem;
}

.related ul {
  padding-left: 1.15rem;
  margin: 0.75rem 0 0;
}

.related li {
  margin-bottom: 0.5rem;
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
}

.footer-nav a {
  color: var(--muted);
}

.footer-nav a:hover {
  color: var(--text);
}

.prose-page {
  padding: 2rem 0 3rem;
}

.prose-page .content {
  width: min(100% - 2rem, var(--max));
  margin-inline: auto;
}

.prose-page h1 {
  font-size: clamp(1.6rem, 3.5vw, 2.15rem);
  line-height: 1.25;
  letter-spacing: -0.025em;
  margin: 0.4rem 0 1rem;
}

.tagline {
  color: var(--muted);
  font-size: 0.95rem;
  margin: 0.15rem 0 0;
}

.error-page {
  text-align: center;
  padding: 4rem 0 5rem;
}

.error-page h1 {
  font-size: 3rem;
  margin: 0 0 0.5rem;
}

/* Mid-article affiliate banner */
.mid-cta {
  margin: 2rem 0;
  padding: 1.25rem 1.3rem 1.35rem;
  background: linear-gradient(155deg, #1a2740, var(--surface));
  border: 1px solid rgba(59, 130, 246, 0.4);
  border-radius: var(--radius);
  position: relative;
}

.mid-cta-label {
  display: inline-block;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--muted);
  margin-bottom: 0.45rem;
}

.mid-cta h2 {
  margin: 0 0 0.45rem !important;
  font-size: 1.15rem !important;
  color: var(--text);
}

.mid-cta p {
  margin: 0 0 1rem;
  color: var(--muted);
  font-size: 0.95rem;
}

.mid-cta .cta-button {
  font-size: 0.95rem;
  padding: 0.6rem 1.05rem;
}

.soft-guide {
  margin: 2rem 0 0.5rem;
  color: var(--muted) !important;
  font-size: 0.98rem;
}

.takeaways {
  margin: 1.5rem 0;
  padding: 1rem 1.15rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.takeaways h2 {
  margin-top: 0 !important;
  font-size: 1.15rem !important;
}

.takeaways ul {
  margin: 0.5rem 0 0;
}

/* Language switcher (header) and language list (footer) */
.site-header .nav {
  margin-left: auto;
  justify-content: flex-end;
}

.lang-menu {
  position: relative;
  flex: 0 0 auto;
  font-size: 0.875rem;
  line-height: 1.2;
}

.lang-menu summary {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  cursor: pointer;
  list-style: none;
  color: var(--muted);
  padding: 0.35rem 0.7rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface);
  white-space: nowrap;
  user-select: none;
  transition: color 0.15s ease, border-color 0.15s ease, background 0.15s ease;
}

.lang-menu summary::-webkit-details-marker { display: none; }
.lang-menu summary::marker { content: ""; }

.lang-menu summary::after {
  content: "";
  display: inline-block;
  width: 0.38em;
  height: 0.38em;
  margin-left: 0.15rem;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: rotate(45deg) translateY(-0.1em);
  transition: transform 0.15s ease;
}

.lang-menu[open] summary::after {
  transform: rotate(-135deg) translateY(-0.05em);
}

.lang-menu summary:hover,
.lang-menu[open] summary {
  color: var(--text);
  border-color: var(--accent);
  background: var(--surface-2);
}

.lang-menu summary:focus {
  outline: none;
}

.lang-menu summary:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.lang-menu ul {
  position: absolute;
  right: 0;
  top: calc(100% + 0.4rem);
  margin: 0;
  padding: 0.4rem;
  list-style: none;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  min-width: 12.5rem;
  max-height: min(70vh, 22rem);
  overflow-y: auto;
  z-index: 60;
  box-shadow: 0 14px 36px rgba(0, 0, 0, 0.45);
}

.lang-menu li {
  list-style: none;
  margin: 0;
  padding: 0;
}

.lang-menu li a {
  display: block;
  padding: 0.45rem 0.7rem;
  color: var(--text);
  border-radius: 8px;
  text-decoration: none;
}

.lang-menu li a:hover {
  background: var(--surface-2);
  color: var(--text);
  text-decoration: none;
}

.lang-menu li a[aria-current="true"] {
  color: var(--accent);
  font-weight: 600;
  background: rgba(59, 130, 246, 0.12);
}

.footer-langs {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}

.footer-langs nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.1rem;
}

.footer-langs a { color: var(--muted); }
.footer-langs a:hover { color: var(--text); }

.sources-note {
  color: var(--muted);
  font-size: 0.85rem;
  margin: 0.5rem 0 0;
}

@media (max-width: 720px) {
  .site-header .inner {
    flex-wrap: wrap;
  }

  .site-header .nav {
    order: 3;
    width: 100%;
    margin-left: 0;
    justify-content: flex-start;
    gap: 0.85rem;
  }

  .lang-menu {
    margin-left: auto;
  }
}


/* Community / social follow links */
.community-box {
  margin: 1.75rem 0 0;
  padding: 1.15rem 1.25rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.community-box.home-community {
  margin: 0 auto 1.75rem;
  width: min(100% - 2rem, 960px);
}
.community-box h2 {
  margin: 0 0 0.4rem;
  font-size: 1.1rem;
  letter-spacing: -0.01em;
}
.community-box p {
  margin: 0 0 0.85rem;
  color: var(--muted);
  font-size: 0.95rem;
}
.community-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem 0.75rem;
}
.community-link {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.4rem 0.75rem;
  border-radius: 999px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--text);
  font-size: 0.9rem;
  text-decoration: none;
}
.community-link:hover {
  color: var(--accent-hover);
  border-color: var(--accent);
  text-decoration: none;
}
.community-link svg {
  width: 1rem;
  height: 1rem;
  flex-shrink: 0;
  fill: currentColor;
}
.footer-social {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem 0.9rem;
  margin-top: 0.85rem;
  padding-top: 0.85rem;
  border-top: 1px solid var(--border);
}
.footer-social .community-link {
  padding: 0.3rem 0.65rem;
  font-size: 0.85rem;
  background: transparent;
}