/* ════════════════════════════════════════════════════════════════════
   STRYQE BLOG — ARTICLE STYLES
   Standalone, self-contained. Matches the dark Stryqe aesthetic
   (bg #030708, accent green #00e676, gold #c8a84e) without
   depending on stryqe-ui.css.
   ════════════════════════════════════════════════════════════════════ */

:root {
  --bg: #030708;
  --bg2: #0a0e10;
  --bg3: #0f1416;
  --border: rgba(255, 255, 255, .06);
  --border-strong: rgba(255, 255, 255, .12);
  --text: #e0e0e0;
  --text2: #aaa;
  --text3: #666;
  --text4: #333;
  --accent: #00e676;
  --accent-dim: rgba(0, 230, 118, .08);
  --accent2: #00bcd4;
  --gold: #c8a84e;
  --gold-dim: rgba(200, 168, 78, .1);
  --danger: #f44336;
  --warning: #ff9800;
  --font: 'Outfit', system-ui, -apple-system, sans-serif;
  --display: 'Orbitron', sans-serif;
  --mono: 'JetBrains Mono', 'SF Mono', Consolas, monospace;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  line-height: 1.7;
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
  font-size: 16px;
}

/* Atmospheric gradient orbs (matches index.html aesthetic) */
body::before, body::after {
  content: '';
  position: fixed;
  border-radius: 50%;
  filter: blur(120px);
  pointer-events: none;
  z-index: 0;
  mix-blend-mode: screen;
}
body::before {
  width: 480px; height: 480px;
  top: -180px; right: -160px;
  background: radial-gradient(circle, rgba(0, 230, 118, .35), transparent 70%);
  opacity: .42;
}
body::after {
  width: 380px; height: 380px;
  bottom: 80px; left: -140px;
  background: radial-gradient(circle, rgba(0, 188, 212, .3), transparent 70%);
  opacity: .42;
}
@media (max-width: 768px) {
  body::before { filter: blur(90px); width: 340px; height: 340px; }
  body::after { filter: blur(90px); width: 260px; height: 260px; }
}

/* Custom scrollbar */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--accent); border-radius: 4px; }

/* Header — sticky, minimal */
.article-header {
  background: rgba(3, 7, 8, .92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 14px 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  position: sticky;
  top: 0;
  z-index: 50;
}
.article-header a.back {
  color: var(--accent);
  text-decoration: none;
  font-size: 20px;
  display: flex;
  align-items: center;
  font-weight: 600;
}
.article-header img {
  height: 28px;
  width: auto;
}
.article-header h1 {
  font-family: var(--display);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 1px;
  color: #fff;
  flex: 1;
  text-transform: uppercase;
}

/* Article container */
.article {
  max-width: 740px;
  margin: 0 auto;
  padding: 32px 20px 20px;
  position: relative;
  z-index: 1;
}

/* Article header */
.article-tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 16px;
}
.article-tag {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .5px;
  text-transform: uppercase;
  font-family: var(--mono);
}
.tag-methodology { background: rgba(200, 168, 78, .12); color: var(--gold); }
.tag-indicator { background: rgba(0, 230, 118, .12); color: var(--accent); }
.tag-tutorial { background: rgba(0, 188, 212, .12); color: var(--accent2); }
.tag-analysis { background: rgba(124, 77, 255, .14); color: #a78bfa; }
.tag-research { background: rgba(255, 152, 0, .12); color: var(--warning); }

.article-title {
  font-family: var(--display);
  font-size: clamp(28px, 5vw, 40px);
  font-weight: 800;
  color: #fff;
  line-height: 1.15;
  margin-bottom: 14px;
  letter-spacing: -0.5px;
}
.article-subtitle {
  font-size: 17px;
  color: var(--text2);
  line-height: 1.6;
  margin-bottom: 20px;
  font-weight: 400;
}
.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
  font-size: 12px;
  color: var(--text3);
  font-family: var(--mono);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 14px 0;
  margin-bottom: 32px;
}
.article-meta .author {
  display: flex;
  align-items: center;
  gap: 8px;
}
.article-meta .author-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px rgba(0, 230, 118, .6);
}

/* Article body typography */
.article-body {
  font-size: 16px;
  line-height: 1.8;
  color: var(--text2);
}
.article-body > * + * { margin-top: 18px; }
.article-body h2 {
  font-family: var(--display);
  font-size: 24px;
  font-weight: 700;
  color: #fff;
  margin-top: 44px;
  margin-bottom: 14px;
  letter-spacing: -0.3px;
  position: relative;
  padding-left: 14px;
}
.article-body h2::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  bottom: 8px;
  width: 3px;
  background: linear-gradient(180deg, var(--accent), var(--accent2));
  border-radius: 2px;
}
.article-body h3 {
  font-family: var(--font);
  font-size: 18px;
  font-weight: 700;
  color: #fff;
  margin-top: 32px;
  margin-bottom: 10px;
}
.article-body p { color: var(--text2); }
.article-body strong { color: #fff; font-weight: 700; }
.article-body em { color: var(--gold); font-style: italic; }
.article-body a {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px dashed rgba(0, 230, 118, .35);
  padding-bottom: 1px;
  transition: border-color .2s, color .2s;
}
.article-body a:hover {
  color: #fff;
  border-bottom-color: var(--accent);
}
.article-body ul, .article-body ol {
  margin-left: 22px;
  padding-left: 4px;
}
.article-body li {
  margin-bottom: 8px;
  color: var(--text2);
}
.article-body li::marker { color: var(--accent); }

.article-body code {
  background: rgba(0, 230, 118, .08);
  color: var(--accent);
  padding: 2px 7px;
  border-radius: 4px;
  font-family: var(--mono);
  font-size: 13px;
  border: 1px solid rgba(0, 230, 118, .14);
}
.article-body pre {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px 18px;
  overflow-x: auto;
  margin: 20px 0;
  font-size: 13px;
  line-height: 1.6;
}
.article-body pre code {
  background: transparent;
  border: none;
  padding: 0;
  color: var(--text);
  font-size: 13px;
}

.article-body blockquote {
  border-left: 3px solid var(--gold);
  padding: 14px 18px;
  margin: 24px 0;
  background: var(--gold-dim);
  border-radius: 0 10px 10px 0;
  color: var(--text);
  font-style: italic;
}
.article-body blockquote strong { color: var(--gold); }

/* Callout box — for "key insight", "warning", etc. */
.callout {
  border: 1px solid var(--border-strong);
  border-radius: 12px;
  padding: 18px 20px;
  margin: 26px 0;
  background: var(--bg2);
  position: relative;
}
.callout-title {
  font-family: var(--display);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 8px;
}
.callout.info { border-color: rgba(0, 188, 212, .25); background: rgba(0, 188, 212, .04); }
.callout.info .callout-title { color: var(--accent2); }
.callout.warn { border-color: rgba(255, 152, 0, .25); background: rgba(255, 152, 0, .04); }
.callout.warn .callout-title { color: var(--warning); }
.callout.key { border-color: rgba(0, 230, 118, .25); background: rgba(0, 230, 118, .04); }
.callout.key .callout-title { color: var(--accent); }
.callout.danger { border-color: rgba(244, 67, 54, .3); background: rgba(244, 67, 54, .05); }
.callout.danger .callout-title { color: var(--danger); }
.callout p { color: var(--text); font-style: normal; }

/* Data table — for backtest baselines, weight tables, etc. */
.data-table {
  width: 100%;
  border-collapse: collapse;
  margin: 24px 0;
  font-size: 14px;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
}
.data-table th {
  background: rgba(255, 255, 255, .03);
  padding: 12px 14px;
  text-align: left;
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--text3);
  border-bottom: 1px solid var(--border-strong);
}
.data-table td {
  padding: 11px 14px;
  border-bottom: 1px solid var(--border);
  color: var(--text);
  font-size: 14px;
}
.data-table tr:last-child td { border-bottom: none; }
.data-table .num {
  font-family: var(--mono);
  text-align: right;
}
.data-table .ok { color: var(--accent); }
.data-table .bad { color: var(--danger); }
.data-table .neut { color: var(--gold); }

/* Math / formula display */
.formula {
  background: var(--bg3);
  border: 1px solid var(--border);
  border-left: 3px solid var(--gold);
  border-radius: 0 10px 10px 0;
  padding: 18px 20px;
  margin: 24px 0;
  font-family: var(--mono);
  font-size: 14px;
  color: var(--text);
  overflow-x: auto;
  line-height: 1.7;
}
.formula .label {
  font-family: var(--display);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 8px;
  display: block;
}

/* Inline metric chip */
.metric {
  display: inline-block;
  padding: 2px 8px;
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 700;
  border-radius: 5px;
  background: rgba(255, 255, 255, .04);
  border: 1px solid var(--border);
  color: var(--text);
  white-space: nowrap;
}
.metric.ok { color: var(--accent); border-color: rgba(0, 230, 118, .25); }
.metric.bad { color: var(--danger); border-color: rgba(244, 67, 54, .25); }
.metric.gold { color: var(--gold); border-color: rgba(200, 168, 78, .25); }

/* CTA card at end of article */
.cta-card {
  margin: 50px 0 30px;
  background: linear-gradient(135deg, rgba(0, 230, 118, .06), rgba(0, 188, 212, .04));
  border: 1px solid rgba(0, 230, 118, .15);
  border-radius: 16px;
  padding: 28px;
  text-align: center;
}
.cta-card h3 {
  font-family: var(--display);
  font-size: 20px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 8px;
}
.cta-card p {
  font-size: 14px;
  color: var(--text2);
  margin-bottom: 18px;
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
}
.cta-card a {
  display: inline-block;
  padding: 12px 26px;
  background: var(--accent);
  color: #000;
  font-weight: 800;
  font-size: 13px;
  letter-spacing: .8px;
  text-transform: uppercase;
  border-radius: 50px;
  text-decoration: none;
  transition: transform .15s, box-shadow .15s;
}
.cta-card a:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 22px rgba(0, 230, 118, .35);
}

/* "Related articles" section */
.related {
  margin-top: 60px;
  padding-top: 32px;
  border-top: 1px solid var(--border);
}
.related h3 {
  font-family: var(--display);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text3);
  margin-bottom: 18px;
}
.related-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
}
.related-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px;
  text-decoration: none;
  transition: border-color .2s, transform .2s;
  display: block;
}
.related-card:hover {
  border-color: rgba(0, 230, 118, .25);
  transform: translateY(-2px);
}
.related-card .related-tag {
  font-family: var(--mono);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 6px;
}
.related-card h4 {
  font-size: 14px;
  font-weight: 700;
  color: #fff;
  line-height: 1.3;
  margin-bottom: 4px;
}
.related-card p {
  font-size: 12px;
  color: var(--text3);
  line-height: 1.5;
}

/* Disclaimer at article foot */
.article-disclaimer {
  margin-top: 40px;
  padding: 14px 16px;
  background: rgba(244, 67, 54, .04);
  border: 1px solid rgba(244, 67, 54, .15);
  border-radius: 10px;
  font-size: 12px;
  color: var(--text3);
  line-height: 1.6;
}
.article-disclaimer strong { color: var(--danger); }
.article-disclaimer a { color: var(--accent); text-decoration: none; }

/* Footer */
.article-footer {
  border-top: 1px solid var(--border);
  margin-top: 60px;
  padding: 32px 20px 24px;
  position: relative;
  z-index: 1;
}
.article-footer-inner {
  max-width: 740px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  justify-content: space-between;
  align-items: flex-start;
}
.article-footer-brand {
  font-family: var(--display);
  font-size: 13px;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 1px;
}
.article-footer-links {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
}
.article-footer-links a {
  font-size: 12px;
  color: var(--text3);
  text-decoration: none;
}
.article-footer-links a:hover { color: var(--accent); }
.article-footer-bottom {
  max-width: 740px;
  margin: 18px auto 0;
  font-size: 11px;
  color: var(--text4);
  font-family: var(--mono);
}

/* Mobile */
@media (max-width: 600px) {
  .article { padding: 24px 16px 16px; }
  .article-body { font-size: 15px; }
  .article-body h2 { font-size: 21px; margin-top: 36px; }
  .article-body h3 { font-size: 16px; margin-top: 26px; }
  .formula { font-size: 12px; padding: 14px 16px; }
  .data-table { font-size: 13px; }
  .data-table th, .data-table td { padding: 10px; }
}

/* Print friendliness */
@media print {
  body::before, body::after { display: none; }
  .article-header, .cta-card, .related, .article-footer { display: none; }
  body { background: #fff; color: #000; }
  .article-body { color: #000; }
  .article-body h2, .article-body h3, .article-body strong { color: #000; }
}