/* Kamino-inspired theme for Perps Club blog */

:root {
  --bg-primary: #0b162a;
  --bg-secondary: #101f38;
  --bg-card: rgba(16, 31, 56, 0.72);
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-hover: rgba(73, 175, 233, 0.35);
  --text-primary: #ffffff;
  --text-secondary: #8b9cb6;
  --text-muted: #5c6b82;
  --accent-blue: #49afe9;
  --accent-green: #30d69a;
  --accent-purple: #8784f7;
  --accent-gold: #e9b149;
  --gradient-blue: radial-gradient(circle, rgba(73, 175, 233, 0.18) 0%, transparent 70%);
  --gradient-green: radial-gradient(circle, rgba(48, 214, 154, 0.12) 0%, transparent 70%);
  --font-sans: "IBM Plex Sans", system-ui, -apple-system, sans-serif;
  --font-mono: "IBM Plex Mono", monospace;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --max-width: 1200px;
  --content-width: 760px;
}

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

html, body {
  margin: 0;
  padding: 0;
  min-height: 100vh;
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent-blue); text-decoration: none; transition: color 0.15s; }
a:hover { color: #7cc4f0; }

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

/* Background decoration */
.page-bg {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.page-bg::before,
.page-bg::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
}

.page-bg::before {
  width: 480px;
  height: 480px;
  top: -120px;
  left: -80px;
  background: var(--gradient-blue);
}

.page-bg::after {
  width: 420px;
  height: 420px;
  top: -60px;
  right: -60px;
  background: var(--gradient-green);
}

/* Layout */
.site-wrapper {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid var(--border-subtle);
  background: rgba(11, 22, 42, 0.85);
  backdrop-filter: blur(12px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-shrink: 0;
}

.brand img {
  height: 22px;
  width: auto;
}

.brand-divider {
  width: 1px;
  height: 20px;
  background: var(--border-subtle);
}

.brand-label {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent-green);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color 0.15s, background 0.15s;
}

.nav-link:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.04);
}

.nav-link.active {
  color: var(--text-primary);
  background: rgba(73, 175, 233, 0.1);
}

.nav-link.highlight {
  color: var(--accent-blue);
}

.nav-link.highlight img {
  width: 12px;
  height: 12px;
}

.header-cta {
  display: inline-flex;
  align-items: center;
  padding: 10px 18px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 500;
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-subtle);
  transition: background 0.15s, border-color 0.15s;
  flex-shrink: 0;
}

.header-cta:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--border-hover);
  color: var(--text-primary);
}

/* Mobile nav toggle */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  cursor: pointer;
  padding: 8px;
}

/* Main content */
.site-main {
  flex: 1;
  padding: 48px 0 80px;
}

/* Hero */
.hero {
  text-align: center;
  padding: 32px 0 56px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 500;
  font-family: var(--font-mono);
  color: var(--accent-green);
  background: rgba(48, 214, 154, 0.12);
  border: 1px solid rgba(48, 214, 154, 0.25);
  margin-bottom: 24px;
}

.hero h1 {
  font-size: clamp(32px, 5vw, 48px);
  font-weight: 600;
  line-height: 1.15;
  margin: 0 0 16px;
  letter-spacing: -0.02em;
}

.hero p {
  font-size: 18px;
  color: var(--text-secondary);
  max-width: 620px;
  margin: 0 auto 32px;
  line-height: 1.55;
}

.hero-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 500;
  border: none;
  cursor: pointer;
  transition: background 0.15s, transform 0.1s;
}

.btn-primary {
  background: linear-gradient(135deg, #49afe9, #3a8fc4);
  color: #fff;
}

.btn-primary:hover {
  background: linear-gradient(135deg, #5bb8ed, #49afe9);
  color: #fff;
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-primary);
  border: 1px solid var(--border-subtle);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-primary);
}

/* Section headers */
.section-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 24px;
  gap: 16px;
}

.section-header h2 {
  font-size: 24px;
  font-weight: 600;
  margin: 0;
  letter-spacing: -0.01em;
}

.section-header p {
  font-size: 14px;
  color: var(--text-secondary);
  margin: 0;
}

/* Blog grid */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 20px;
}

/* Cards */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color 0.2s, box-shadow 0.2s, transform 0.2s;
}

.card:hover {
  border-color: var(--border-hover);
  box-shadow: 0 0 24px rgba(73, 175, 233, 0.08);
  transform: translateY(-2px);
}

.card-link {
  display: block;
  color: inherit;
  padding: 24px;
  height: 100%;
}

.card-link:hover { color: inherit; }

.card-tag {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 500;
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 14px;
}

.tag-kamino {
  color: var(--accent-blue);
  background: rgba(73, 175, 233, 0.12);
}

.tag-perps {
  color: var(--accent-green);
  background: rgba(48, 214, 154, 0.12);
}

.tag-guide {
  color: var(--accent-purple);
  background: rgba(135, 132, 247, 0.12);
}

.tag-alt {
  color: var(--accent-gold);
  background: rgba(233, 177, 73, 0.12);
}

.card h3 {
  font-size: 18px;
  font-weight: 600;
  margin: 0 0 10px;
  line-height: 1.35;
}

.card p {
  font-size: 14px;
  color: var(--text-secondary);
  margin: 0 0 16px;
  line-height: 1.55;
}

.card-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 12px;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.card-read-more {
  font-size: 13px;
  font-weight: 500;
  color: var(--accent-blue);
}

/* Featured card (wider) */
.featured-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 20px;
  margin-bottom: 48px;
}

.featured-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 32px;
  position: relative;
  overflow: hidden;
}

.featured-card::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, rgba(48, 214, 154, 0.15) 0%, transparent 70%);
  pointer-events: none;
}

.featured-card h2 {
  font-size: 28px;
  font-weight: 600;
  margin: 0 0 12px;
  line-height: 1.25;
}

.featured-card p {
  color: var(--text-secondary);
  margin: 0 0 24px;
  max-width: 480px;
}

.featured-stats {
  display: flex;
  gap: 24px;
  margin-top: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--border-subtle);
}

.stat-item span {
  display: block;
  font-size: 11px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-family: var(--font-mono);
  margin-bottom: 4px;
}

.stat-item strong {
  font-size: 20px;
  font-weight: 600;
  color: var(--accent-green);
}

.sidebar-cards {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

/* Article page */
.article-header {
  max-width: var(--content-width);
  margin: 0 auto 40px;
}

.article-header .breadcrumb {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 20px;
  font-family: var(--font-mono);
}

.article-header .breadcrumb a {
  color: var(--text-secondary);
}

.article-header h1 {
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 600;
  line-height: 1.2;
  margin: 0 0 16px;
  letter-spacing: -0.02em;
}

.article-header .article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 13px;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.article-body {
  max-width: var(--content-width);
  margin: 0 auto;
}

.article-body h2 {
  font-size: 22px;
  font-weight: 600;
  margin: 40px 0 16px;
  letter-spacing: -0.01em;
}

.article-body h3 {
  font-size: 18px;
  font-weight: 600;
  margin: 32px 0 12px;
}

.article-body p {
  color: var(--text-secondary);
  margin: 0 0 16px;
  line-height: 1.7;
}

.article-body ul,
.article-body ol {
  color: var(--text-secondary);
  margin: 0 0 20px;
  padding-left: 24px;
  line-height: 1.7;
}

.article-body li { margin-bottom: 8px; }

.article-body strong {
  color: var(--text-primary);
  font-weight: 600;
}

/* Callout boxes */
.callout {
  padding: 20px 24px;
  border-radius: var(--radius-md);
  margin: 24px 0;
  border-left: 3px solid;
}

.callout-info {
  background: rgba(73, 175, 233, 0.08);
  border-color: var(--accent-blue);
}

.callout-tip {
  background: rgba(48, 214, 154, 0.08);
  border-color: var(--accent-green);
}

.callout-warn {
  background: rgba(233, 177, 73, 0.08);
  border-color: var(--accent-gold);
}

.callout-title {
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 8px;
  font-family: var(--font-mono);
}

.callout-info .callout-title { color: var(--accent-blue); }
.callout-tip .callout-title { color: var(--accent-green); }
.callout-warn .callout-title { color: var(--accent-gold); }

.callout p {
  margin: 0;
  font-size: 14px;
}

/* Strategy table */
.strategy-table {
  width: 100%;
  border-collapse: collapse;
  margin: 24px 0;
  font-size: 14px;
}

.strategy-table th,
.strategy-table td {
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid var(--border-subtle);
}

.strategy-table th {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.strategy-table td {
  color: var(--text-secondary);
}

.strategy-table tr:hover td {
  background: rgba(255, 255, 255, 0.02);
}

/* Related articles */
.related-articles {
  margin-top: 64px;
  padding-top: 48px;
  border-top: 1px solid var(--border-subtle);
}

.related-articles h2 {
  font-size: 20px;
  font-weight: 600;
  margin: 0 0 24px;
}

/* Two-column article layout */
.article-layout {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 48px;
  max-width: var(--max-width);
  margin: 0 auto;
}

.article-sidebar {
  position: sticky;
  top: 96px;
  align-self: start;
}

.toc {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 20px;
}

.toc h4 {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  margin: 0 0 14px;
  font-family: var(--font-mono);
}

.toc ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.toc li { margin-bottom: 8px; }

.toc a {
  font-size: 13px;
  color: var(--text-secondary);
  display: block;
  padding: 4px 0;
}

.toc a:hover { color: var(--accent-blue); }

/* Footer */
.site-footer {
  border-top: 1px solid var(--border-subtle);
  padding: 48px 0;
  margin-top: auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 48px;
}

.footer-brand p {
  font-size: 14px;
  color: var(--text-secondary);
  margin: 12px 0 20px;
  max-width: 280px;
}

.social-links {
  display: flex;
  gap: 12px;
}

.social-links a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  transition: background 0.15s, border-color 0.15s;
}

.social-links a:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--border-hover);
}

.social-links img {
  width: 16px;
  height: 16px;
  opacity: 0.7;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.footer-col h4 {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  margin: 0 0 16px;
  font-family: var(--font-mono);
}

.footer-col ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-col li { margin-bottom: 10px; }

.footer-col a {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
}

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

.footer-bottom {
  margin-top: 40px;
  padding-top: 24px;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-bottom p {
  font-size: 13px;
  color: var(--text-muted);
  margin: 0;
}

.disclaimer {
  font-size: 12px;
  color: var(--text-muted);
  max-width: 600px;
  line-height: 1.5;
}

/* Responsive */
@media (max-width: 960px) {
  .featured-grid {
    grid-template-columns: 1fr;
  }

  .article-layout {
    grid-template-columns: 1fr;
  }

  .article-sidebar {
    position: static;
    order: -1;
  }

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

  .footer-links {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .nav-toggle { display: block; }

  .site-nav {
    display: none;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    flex-direction: column;
    padding: 16px 24px;
    background: rgba(11, 22, 42, 0.98);
    border-bottom: 1px solid var(--border-subtle);
  }

  .site-nav.open { display: flex; }

  .header-cta { display: none; }

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

  .footer-links {
    grid-template-columns: 1fr;
  }
}