/* ===== TradingZenith — Zen/Eastern Design System ===== */

/* --- Google Fonts loaded in HTML --- */

:root {
  --dark: #08060e;
  --dark-surface: #0f0c18;
  --dark-card: #151222;
  --primary: #e11d48;
  --primary-dark: #be123c;
  --secondary: #c9a84c;
  --secondary-light: #ddc06a;
  --accent: #f8fafc;
  --text: #cbd5e1;
  --text-muted: #94a3b8;
  --border: #1e1b2e;
  --radius: 8px;
  --transition: 0.3s ease;
  --max-width: 1200px;
  --article-width: 820px;
}

/* --- Reset & Base --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: 'Noto Sans', sans-serif;
  background: var(--dark);
  color: var(--text);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--secondary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--secondary-light); }

h1, h2, h3, h4, h5, h6 {
  font-family: 'Noto Serif Display', serif;
  color: var(--accent);
  line-height: 1.25;
  font-weight: 700;
}

/* --- Ink-Brush Decorative Borders --- */
.ink-border-top {
  border-top: 3px solid var(--primary);
  position: relative;
}
.ink-border-top::before {
  content: '';
  position: absolute;
  top: -3px;
  left: 0;
  width: 60px;
  height: 3px;
  background: var(--secondary);
}

.ink-divider {
  display: flex;
  align-items: center;
  gap: 16px;
  margin: 48px 0;
}
.ink-divider::before,
.ink-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--primary), transparent);
}
.ink-divider span {
  color: var(--secondary);
  font-size: 1.5rem;
  font-family: 'Noto Serif Display', serif;
}

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

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

/* --- Header / Nav --- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(8, 6, 14, 0.92);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  transition: box-shadow var(--transition);
}
.site-header.scrolled {
  box-shadow: 0 4px 24px rgba(0,0,0,0.4);
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: 'Noto Serif Display', serif;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent);
}
.logo-mark {
  width: 36px;
  height: 36px;
  background: var(--primary);
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: #fff;
  font-weight: 900;
  font-family: 'Noto Serif Display', serif;
}
.logo-text span { color: var(--primary); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}
.nav-links a {
  color: var(--text);
  font-size: 0.95rem;
  font-weight: 500;
  position: relative;
  padding: 4px 0;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: width var(--transition);
}
.nav-links a:hover { color: var(--accent); }
.nav-links a:hover::after { width: 100%; }

.nav-cta {
  background: var(--primary);
  color: #fff !important;
  padding: 10px 24px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.9rem;
  transition: background var(--transition), transform var(--transition);
}
.nav-cta:hover {
  background: var(--primary-dark);
  transform: translateY(-1px);
  color: #fff !important;
}
.nav-cta::after { display: none !important; }

/* Mobile menu */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--accent);
  transition: var(--transition);
}

/* --- Hero Section --- */
.hero {
  padding: 160px 0 100px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(225,29,72,0.08) 0%, transparent 70%);
  pointer-events: none;
}
.hero-badge {
  display: inline-block;
  background: rgba(225,29,72,0.12);
  color: var(--primary);
  padding: 6px 18px;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 24px;
  border: 1px solid rgba(225,29,72,0.25);
}
.hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}
.hero h1 span { color: var(--primary); }
.hero p {
  font-size: 1.15rem;
  color: var(--text-muted);
  max-width: 640px;
  margin: 0 auto 40px;
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--primary);
  color: #fff;
  padding: 16px 36px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 1.05rem;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
  box-shadow: 0 4px 20px rgba(225,29,72,0.3);
}
.hero-cta:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(225,29,72,0.4);
  color: #fff;
}

/* --- Section Shared --- */
.section { padding: 80px 0; }
.section-title {
  font-size: clamp(1.8rem, 3.5vw, 2.4rem);
  text-align: center;
  margin-bottom: 12px;
}
.section-title span { color: var(--primary); }
.section-subtitle {
  text-align: center;
  color: var(--text-muted);
  font-size: 1.05rem;
  max-width: 560px;
  margin: 0 auto 48px;
}

/* --- Featured Articles Grid --- */
.articles-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 28px;
}

.article-card {
  background: var(--dark-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}
.article-card:hover {
  transform: translateY(-4px);
  border-color: var(--primary);
  box-shadow: 0 12px 40px rgba(225,29,72,0.12);
}

.card-header {
  padding: 28px 28px 0;
}
.card-tag {
  display: inline-block;
  background: rgba(225,29,72,0.12);
  color: var(--primary);
  padding: 4px 12px;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 14px;
}
.card-header h3 {
  font-size: 1.25rem;
  margin-bottom: 10px;
  line-height: 1.35;
}
.card-header h3 a {
  color: var(--accent);
  transition: color var(--transition);
}
.card-header h3 a:hover { color: var(--primary); }

.card-body {
  padding: 0 28px 28px;
}
.card-body p {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-bottom: 18px;
}
.card-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--secondary);
  font-weight: 600;
  font-size: 0.9rem;
}
.card-link:hover { color: var(--secondary-light); }
.card-link svg { transition: transform var(--transition); }
.card-link:hover svg { transform: translateX(4px); }

/* --- Stats Bar --- */
.stats-bar {
  background: var(--dark-surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 40px 0;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  text-align: center;
}
.stat-item h3 {
  font-size: 2rem;
  color: var(--secondary);
  margin-bottom: 4px;
}
.stat-item p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* --- Broker Comparison Table --- */
.comparison-section { background: var(--dark-surface); }
.table-wrapper {
  overflow-x: auto;
  border-radius: var(--radius);
  border: 1px solid var(--border);
}
.comparison-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
}
.comparison-table thead {
  background: var(--dark-card);
}
.comparison-table th {
  padding: 16px 20px;
  text-align: left;
  font-family: 'Noto Serif Display', serif;
  font-weight: 600;
  color: var(--accent);
  white-space: nowrap;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.comparison-table td {
  padding: 14px 20px;
  border-top: 1px solid var(--border);
  white-space: nowrap;
}
.comparison-table tbody tr {
  transition: background var(--transition);
}
.comparison-table tbody tr:hover {
  background: rgba(225,29,72,0.04);
}
.badge-recommended {
  background: rgba(225,29,72,0.15);
  color: var(--primary);
  padding: 3px 10px;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 600;
  margin-left: 8px;
}
.table-cta {
  display: inline-block;
  background: var(--primary);
  color: #fff;
  padding: 7px 18px;
  border-radius: var(--radius);
  font-size: 0.85rem;
  font-weight: 600;
  transition: background var(--transition);
}
.table-cta:hover { background: var(--primary-dark); color: #fff; }

/* --- CTA Banner --- */
.cta-banner {
  text-align: center;
  padding: 80px 0;
  position: relative;
  overflow: hidden;
}
.cta-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(225,29,72,0.06) 0%, transparent 50%, rgba(201,168,76,0.06) 100%);
  pointer-events: none;
}
.cta-banner h2 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  margin-bottom: 16px;
}
.cta-banner p {
  color: var(--text-muted);
  max-width: 520px;
  margin: 0 auto 32px;
}

/* --- Footer --- */
.site-footer {
  background: var(--dark-surface);
  border-top: 1px solid var(--border);
  padding: 60px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 48px;
}
.footer-brand p {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-top: 12px;
  max-width: 300px;
}
.footer-col h4 {
  font-size: 1rem;
  color: var(--accent);
  margin-bottom: 16px;
  font-family: 'Noto Serif Display', serif;
}
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul a {
  color: var(--text-muted);
  font-size: 0.9rem;
}
.footer-col ul a:hover { color: var(--secondary); }

.footer-bottom {
  border-top: 1px solid var(--border);
  padding: 24px 0;
  text-align: center;
}
.footer-disclaimer {
  font-size: 0.8rem;
  color: var(--text-muted);
  max-width: 800px;
  margin: 0 auto 12px;
  line-height: 1.6;
}
.footer-copy {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* --- Article Page Styles --- */
.article-hero {
  padding: 140px 0 60px;
  text-align: center;
  position: relative;
}
.article-hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 500px;
  height: 400px;
  background: radial-gradient(circle, rgba(225,29,72,0.06) 0%, transparent 70%);
  pointer-events: none;
}
.article-meta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}
.article-meta span {
  font-size: 0.85rem;
  color: var(--text-muted);
}
.article-meta .tag {
  background: rgba(225,29,72,0.12);
  color: var(--primary);
  padding: 4px 12px;
  border-radius: 4px;
  font-weight: 600;
  font-size: 0.8rem;
}
.article-hero h1 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  margin-bottom: 16px;
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
}
.article-hero .subtitle {
  color: var(--text-muted);
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto;
}

/* Article Body */
.article-body {
  padding-bottom: 80px;
}
.article-body h2 {
  font-size: 1.6rem;
  margin: 48px 0 16px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}
.article-body h2:first-child { border-top: none; margin-top: 0; }
.article-body h3 {
  font-size: 1.25rem;
  margin: 32px 0 12px;
}
.article-body p {
  margin-bottom: 18px;
  font-size: 1.02rem;
}
.article-body ul, .article-body ol {
  margin-bottom: 18px;
  padding-left: 28px;
}
.article-body li {
  margin-bottom: 8px;
  font-size: 1.02rem;
}
.article-body strong { color: var(--accent); }

/* Info Boxes */
.info-box {
  background: var(--dark-card);
  border-left: 4px solid var(--secondary);
  padding: 20px 24px;
  border-radius: 0 var(--radius) var(--radius) 0;
  margin: 28px 0;
}
.info-box p { margin-bottom: 0; }

.warning-box {
  background: var(--dark-card);
  border-left: 4px solid var(--primary);
  padding: 20px 24px;
  border-radius: 0 var(--radius) var(--radius) 0;
  margin: 28px 0;
}
.warning-box p { margin-bottom: 0; }
.warning-box strong { color: var(--primary); }

/* Article CTA Block */
.article-cta-block {
  background: linear-gradient(135deg, var(--dark-card), var(--dark-surface));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px;
  text-align: center;
  margin: 40px 0;
}
.article-cta-block h3 {
  font-size: 1.3rem;
  margin-bottom: 12px;
}
.article-cta-block p {
  color: var(--text-muted);
  margin-bottom: 20px;
}
.article-cta-block .hero-cta {
  font-size: 0.95rem;
  padding: 14px 30px;
}

/* Risk Disclaimer */
.risk-disclaimer {
  background: rgba(225,29,72,0.06);
  border: 1px solid rgba(225,29,72,0.15);
  border-radius: var(--radius);
  padding: 20px 24px;
  margin: 40px 0;
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.7;
}
.risk-disclaimer strong { color: var(--primary); }

/* Breadcrumb */
.breadcrumb {
  padding: 100px 0 0;
}
.breadcrumb ul {
  display: flex;
  align-items: center;
  gap: 8px;
  list-style: none;
  font-size: 0.85rem;
}
.breadcrumb a { color: var(--text-muted); }
.breadcrumb a:hover { color: var(--secondary); }
.breadcrumb .sep { color: var(--text-muted); }
.breadcrumb .current { color: var(--accent); }

/* TOC */
.toc {
  background: var(--dark-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px 28px;
  margin: 32px 0;
}
.toc h4 {
  font-size: 0.95rem;
  color: var(--secondary);
  margin-bottom: 14px;
  font-family: 'Noto Sans', sans-serif;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.toc ol {
  padding-left: 20px;
  margin-bottom: 0;
}
.toc li {
  margin-bottom: 8px;
  font-size: 0.92rem;
}
.toc a {
  color: var(--text);
}
.toc a:hover { color: var(--primary); }

/* Pros/Cons */
.pros-cons {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin: 28px 0;
}
.pros, .cons {
  background: var(--dark-card);
  border-radius: var(--radius);
  padding: 24px;
}
.pros { border-top: 3px solid #22c55e; }
.cons { border-top: 3px solid var(--primary); }
.pros h4, .cons h4 {
  font-size: 0.95rem;
  margin-bottom: 12px;
  font-family: 'Noto Sans', sans-serif;
}
.pros h4 { color: #22c55e; }
.cons h4 { color: var(--primary); }
.pros ul, .cons ul {
  list-style: none;
  padding: 0;
  margin: 0;
}
.pros li, .cons li {
  padding: 6px 0;
  font-size: 0.9rem;
  padding-left: 20px;
  position: relative;
}
.pros li::before {
  content: '+';
  position: absolute;
  left: 0;
  color: #22c55e;
  font-weight: 700;
}
.cons li::before {
  content: '-';
  position: absolute;
  left: 2px;
  color: var(--primary);
  font-weight: 700;
}

/* --- Responsive --- */
@media (max-width: 1024px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

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

  .nav-links {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--dark);
    flex-direction: column;
    padding: 32px 24px;
    gap: 20px;
    border-bottom: 1px solid var(--border);
    transform: translateY(-120%);
    transition: transform var(--transition);
    z-index: 999;
  }
  .nav-links.active {
    transform: translateY(0);
  }

  .hero { padding: 130px 0 60px; }

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

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

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .pros-cons {
    grid-template-columns: 1fr;
  }

  .comparison-table th,
  .comparison-table td {
    padding: 10px 14px;
    font-size: 0.85rem;
  }
}

@media (max-width: 480px) {
  .stats-grid {
    grid-template-columns: 1fr;
  }
  .hero h1 { font-size: 1.8rem; }
}

/* --- Scrollbar --- */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--dark); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--primary); }

/* --- Selection --- */
::selection {
  background: rgba(225,29,72,0.3);
  color: var(--accent);
}

/* --- Back to Top --- */
.back-to-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 44px;
  height: 44px;
  background: var(--primary);
  border: none;
  border-radius: 50%;
  color: #fff;
  font-size: 1.2rem;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition), visibility var(--transition), transform var(--transition);
  z-index: 900;
  display: flex;
  align-items: center;
  justify-content: center;
}
.back-to-top.visible {
  opacity: 1;
  visibility: visible;
}
.back-to-top:hover {
  transform: translateY(-3px);
  background: var(--primary-dark);
}