/* ============================================
   CypherBull — Global Stylesheet
   Financial Terminal Dark Theme
   ============================================ */

/* ---- Design Tokens ---- */
:root,
[data-theme='light'] {
  /* Surfaces */
  --color-bg: #f0f2f5;
  --color-surface: #ffffff;
  --color-surface-2: #f8f9fb;
  --color-surface-offset: #e8ebf0;
  --color-border: #d1d8e0;
  --color-divider: #dde2e8;

  /* Text */
  --color-text: #0d1117;
  --color-text-muted: #586069;
  --color-text-faint: #959da5;

  /* Brand Accent — Electric Teal */
  --color-primary: #00b896;
  --color-primary-hover: #00997e;
  --color-primary-active: #007a64;
  --color-primary-glow: rgba(0, 212, 170, 0.15);

  /* Amber/Gold — price highlights */
  --color-gold: #f59e0b;
  --color-gold-hover: #d97706;

  /* Market colors */
  --color-up: #10b981;
  --color-down: #ef4444;
  --color-up-bg: rgba(16, 185, 129, 0.1);
  --color-down-bg: rgba(239, 68, 68, 0.1);

  /* Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.10);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.14);

  /* Transitions */
  --transition: 180ms cubic-bezier(0.16, 1, 0.3, 1);

  /* Type Scale */
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --text-lg: clamp(1.125rem, 1rem + 0.75vw, 1.5rem);
  --text-xl: clamp(1.5rem, 1.2rem + 1.25vw, 2.25rem);
  --text-2xl: clamp(2rem, 1.2rem + 2.5vw, 3.5rem);

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;

  /* Fonts */
  --font-display: 'Cabinet Grotesk', 'Helvetica Neue', sans-serif;
  --font-body: 'Satoshi', 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

  /* Layout */
  --content-narrow: 680px;
  --content-default: 1000px;
  --content-wide: 1280px;

  /* Header */
  --header-bg: rgba(240, 242, 245, 0.92);
  --ticker-bg: #e8ebf0;
  --ticker-text: #0d1117;
}

[data-theme='dark'],
@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    /* applied below */
  }
}

[data-theme='dark'] {
  --color-bg: #0a0e1a;
  --color-surface: #111827;
  --color-surface-2: #161d2e;
  --color-surface-offset: #1a2236;
  --color-border: #243048;
  --color-divider: #1e2840;

  --color-text: #e2e8f0;
  --color-text-muted: #7b8fa6;
  --color-text-faint: #3d5068;

  --color-primary: #00d4aa;
  --color-primary-hover: #00b896;
  --color-primary-active: #00997e;
  --color-primary-glow: rgba(0, 212, 170, 0.12);

  --color-gold: #f59e0b;
  --color-gold-hover: #fbbf24;

  --color-up: #10b981;
  --color-down: #f87171;
  --color-up-bg: rgba(16, 185, 129, 0.12);
  --color-down-bg: rgba(248, 113, 113, 0.12);

  --shadow-sm: 0 1px 3px rgba(0,0,0,0.4);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.5);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.6);

  --header-bg: rgba(10, 14, 26, 0.92);
  --ticker-bg: #111827;
  --ticker-text: #94a3b8;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --color-bg: #0a0e1a;
    --color-surface: #111827;
    --color-surface-2: #161d2e;
    --color-surface-offset: #1a2236;
    --color-border: #243048;
    --color-divider: #1e2840;
    --color-text: #e2e8f0;
    --color-text-muted: #7b8fa6;
    --color-text-faint: #3d5068;
    --color-primary: #00d4aa;
    --color-primary-hover: #00b896;
    --color-primary-active: #00997e;
    --color-primary-glow: rgba(0, 212, 170, 0.12);
    --color-gold: #f59e0b;
    --color-gold-hover: #fbbf24;
    --color-up: #10b981;
    --color-down: #f87171;
    --color-up-bg: rgba(16, 185, 129, 0.12);
    --color-down-bg: rgba(248, 113, 113, 0.12);
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.4);
    --shadow-md: 0 4px 16px rgba(0,0,0,0.5);
    --shadow-lg: 0 12px 40px rgba(0,0,0,0.6);
    --header-bg: rgba(10, 14, 26, 0.92);
    --ticker-bg: #111827;
    --ticker-text: #94a3b8;
  }
}

/* ---- Base Reset ---- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
  scroll-padding-top: var(--space-16);
}
body {
  min-height: 100dvh;
  line-height: 1.6;
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-text);
  background-color: var(--color-bg);
  transition: background-color 0.2s, color 0.2s;
}
img, picture, video, canvas, svg { display: block; max-width: 100%; height: auto; }
input, button, textarea, select { font: inherit; color: inherit; }
h1,h2,h3,h4,h5,h6 { text-wrap: balance; line-height: 1.15; font-family: var(--font-display); }
p, li, figcaption { text-wrap: pretty; }
button { cursor: pointer; background: none; border: none; }
table { border-collapse: collapse; width: 100%; }
a { color: inherit; text-decoration: none; transition: color var(--transition), opacity var(--transition); }
ul { list-style: none; }
::selection { background: var(--color-primary-glow); color: var(--color-text); }
:focus-visible { outline: 2px solid var(--color-primary); outline-offset: 3px; border-radius: var(--radius-sm); }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}

/* ---- Layout Utilities ---- */
.container { max-width: var(--content-wide); margin-inline: auto; padding-inline: var(--space-6); }
.container--narrow { max-width: var(--content-narrow); margin-inline: auto; padding-inline: var(--space-6); }
.container--default { max-width: var(--content-default); margin-inline: auto; padding-inline: var(--space-6); }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-6); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-6); }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-5); }
@media (max-width: 1024px) { .grid-4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 768px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .container, .container--narrow, .container--default { padding-inline: var(--space-4); }
}

/* ============================================
   HEADER / NAV
   ============================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--header-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
}
.nav-inner {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  height: 60px;
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: var(--space-6);
}
.logo-link {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-shrink: 0;
}
.logo-wordmark {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.125rem;
  letter-spacing: -0.03em;
  color: var(--color-text);
}
.logo-wordmark span { color: var(--color-primary); }
.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  margin-left: var(--space-4);
}
.nav-links a {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  transition: color var(--transition);
}
.nav-links a:hover, .nav-links a.active { color: var(--color-primary); }
.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-left: auto;
}
.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
  transition: background var(--transition), color var(--transition);
}
.theme-toggle:hover { background: var(--color-surface-offset); color: var(--color-text); }
.btn-nav {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-sm);
  font-weight: 600;
  border-radius: var(--radius-md);
  background: var(--color-primary);
  color: #0a0e1a;
  transition: background var(--transition), transform var(--transition);
}
.btn-nav:hover { background: var(--color-primary-hover); }
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 32px;
  height: 32px;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
}
.hamburger span {
  display: block;
  width: 20px;
  height: 2px;
  background: currentColor;
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}
@media (max-width: 768px) {
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .btn-nav { display: none; }
}

/* ============================================
   TICKER STRIP
   ============================================ */
.ticker-strip {
  background: var(--ticker-bg);
  border-bottom: 1px solid var(--color-border);
  overflow: hidden;
  height: 38px;
  display: flex;
  align-items: center;
}
.ticker-track {
  display: flex;
  gap: var(--space-8);
  white-space: nowrap;
  animation: ticker-scroll 35s linear infinite;
}
.ticker-strip:hover .ticker-track { animation-play-state: paused; }
.ticker-item {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  font-family: var(--font-mono);
  color: var(--ticker-text);
  padding-inline: var(--space-4);
}
.ticker-symbol { font-weight: 700; color: var(--color-text); }
.ticker-price { color: var(--color-gold); font-weight: 600; }
.ticker-change { font-weight: 600; }
.ticker-change.up { color: var(--color-up); }
.ticker-change.down { color: var(--color-down); }
@keyframes ticker-scroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* ============================================
   HERO
   ============================================ */
.hero {
  position: relative;
  padding-block: clamp(var(--space-16), 10vw, var(--space-24));
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 80% 60% at 50% 0%, var(--color-primary-glow), transparent 70%);
  pointer-events: none;
}
.hero-grid-lines {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--color-border) 1px, transparent 1px),
    linear-gradient(90deg, var(--color-border) 1px, transparent 1px);
  background-size: 40px 40px;
  opacity: 0.25;
  pointer-events: none;
}
.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 800px;
  margin-inline: auto;
}
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-primary);
  background: var(--color-primary-glow);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  border: 1px solid color-mix(in srgb, var(--color-primary) 30%, transparent);
  margin-bottom: var(--space-6);
}
.hero-eyebrow::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-primary);
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}
.hero h1 {
  font-size: var(--text-2xl);
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--color-text);
  margin-bottom: var(--space-5);
  line-height: 1.1;
}
.hero h1 em {
  font-style: normal;
  color: var(--color-primary);
}
.hero-sub {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 560px;
  margin-inline: auto;
  margin-bottom: var(--space-8);
  line-height: 1.6;
}
.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  flex-wrap: wrap;
}
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-8);
  font-size: var(--text-base);
  font-weight: 700;
  border-radius: var(--radius-md);
  background: var(--color-primary);
  color: #0a0e1a;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
  box-shadow: 0 4px 20px var(--color-primary-glow);
}
.btn-primary:hover { background: var(--color-primary-hover); transform: translateY(-1px); box-shadow: 0 8px 32px var(--color-primary-glow); }
.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-8);
  font-size: var(--text-base);
  font-weight: 600;
  border-radius: var(--radius-md);
  border: 1.5px solid var(--color-border);
  color: var(--color-text);
  background: var(--color-surface);
  transition: border-color var(--transition), background var(--transition);
}
.btn-outline:hover { border-color: var(--color-primary); color: var(--color-primary); }

/* ============================================
   SECTION HEADERS
   ============================================ */
.section-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: var(--space-8);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--color-border);
}
.section-header h2 {
  font-size: var(--text-xl);
  font-weight: 700;
  letter-spacing: -0.02em;
}
.section-header h2 span { color: var(--color-primary); }
.section-label {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-faint);
  margin-bottom: var(--space-2);
}
.view-all {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-primary);
  transition: opacity var(--transition);
}
.view-all:hover { opacity: 0.75; }

/* ============================================
   SECTIONS
   ============================================ */
.section { padding-block: clamp(var(--space-12), 6vw, var(--space-20)); }
.section--alt { background: var(--color-surface); }
.section--border-top { border-top: 1px solid var(--color-border); }

/* ============================================
   ARTICLE CARDS
   ============================================ */
.article-card {
  display: flex;
  flex-direction: column;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}
.article-card:hover { border-color: var(--color-primary); box-shadow: var(--shadow-md); transform: translateY(-2px); }
.article-card__img {
  aspect-ratio: 16/9;
  background: linear-gradient(135deg, var(--color-surface-offset) 0%, var(--color-surface-2) 100%);
  position: relative;
  overflow: hidden;
}
.article-card__img-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  opacity: 0.3;
}
.article-card__body { padding: var(--space-5); flex: 1; display: flex; flex-direction: column; gap: var(--space-3); }
.article-card__meta { display: flex; align-items: center; gap: var(--space-3); }
.tag {
  display: inline-flex;
  align-items: center;
  padding: var(--space-1) var(--space-3);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border-radius: var(--radius-full);
}
.tag--analysis { background: color-mix(in srgb, var(--color-primary) 15%, transparent); color: var(--color-primary); }
.tag--education { background: color-mix(in srgb, var(--color-gold) 15%, transparent); color: var(--color-gold); }
.tag--market { background: color-mix(in srgb, var(--color-up) 15%, transparent); color: var(--color-up); }
.tag--guide { background: color-mix(in srgb, #a78bfa 15%, transparent); color: #a78bfa; }
.tag--prediction { background: color-mix(in srgb, #60a5fa 15%, transparent); color: #60a5fa; }
.article-card__date { font-size: var(--text-xs); color: var(--color-text-faint); }
.article-card h3 { font-size: var(--text-lg); font-weight: 700; letter-spacing: -0.02em; line-height: 1.3; }
.article-card h3 a:hover { color: var(--color-primary); }
.article-card p { font-size: var(--text-sm); color: var(--color-text-muted); line-height: 1.6; flex: 1; }
.article-card__footer { display: flex; align-items: center; justify-content: space-between; padding-top: var(--space-3); border-top: 1px solid var(--color-divider); }
.article-card__author { font-size: var(--text-xs); color: var(--color-text-faint); }
.article-card__read-time { font-size: var(--text-xs); color: var(--color-text-faint); }
.read-more-link {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  transition: gap var(--transition);
}
.read-more-link:hover { gap: var(--space-2); }

/* ============================================
   MARKET CARDS (homepage overview)
   ============================================ */
.market-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: var(--space-4);
}
.market-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  transition: border-color var(--transition), box-shadow var(--transition);
}
.market-card:hover { border-color: var(--color-primary); box-shadow: var(--shadow-sm); }
.market-card__header { display: flex; align-items: center; gap: var(--space-3); }
.coin-icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  font-weight: 800;
  flex-shrink: 0;
}
.coin-icon.btc { background: rgba(247, 147, 26, 0.15); color: #f7931a; }
.coin-icon.eth { background: rgba(98, 126, 234, 0.15); color: #627eea; }
.coin-icon.sol { background: rgba(0, 212, 170, 0.15); color: var(--color-primary); }
.coin-icon.xrp { background: rgba(0, 170, 228, 0.15); color: #00aae4; }
.coin-icon.doge { background: rgba(194, 167, 91, 0.15); color: #c2a75b; }
.coin-icon.bnb { background: rgba(240, 185, 11, 0.15); color: #f0b90b; }
.coin-icon.ada { background: rgba(0, 51, 173, 0.15); color: #0033ad; }
.coin-icon.avax { background: rgba(232, 65, 66, 0.15); color: #e84142; }
.market-card__name { font-weight: 700; font-size: var(--text-base); }
.market-card__symbol { font-size: var(--text-xs); color: var(--color-text-faint); font-family: var(--font-mono); text-transform: uppercase; }
.market-card__price {
  font-family: var(--font-mono);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-gold);
  letter-spacing: -0.02em;
}
.market-card__change {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--text-sm);
  font-weight: 700;
  font-family: var(--font-mono);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
}
.market-card__change.up { background: var(--color-up-bg); color: var(--color-up); }
.market-card__change.down { background: var(--color-down-bg); color: var(--color-down); }

/* ============================================
   VALUE PROPS
   ============================================ */
.value-props-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-6); }
@media (max-width: 768px) { .value-props-grid { grid-template-columns: 1fr; } }
.value-prop {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  position: relative;
  overflow: hidden;
  transition: border-color var(--transition);
}
.value-prop::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-primary), transparent);
  opacity: 0;
  transition: opacity var(--transition);
}
.value-prop:hover { border-color: var(--color-primary); }
.value-prop:hover::before { opacity: 1; }
.value-prop__icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-lg);
  background: var(--color-primary-glow);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
}
.value-prop h3 { font-size: var(--text-lg); font-weight: 700; }
.value-prop p { font-size: var(--text-sm); color: var(--color-text-muted); line-height: 1.7; }

/* ============================================
   AFFILIATE BANNER
   ============================================ */
.affiliate-section { background: var(--color-surface); padding-block: var(--space-12); border-top: 1px solid var(--color-border); border-bottom: 1px solid var(--color-border); }
.affiliate-cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-6); max-width: 800px; margin-inline: auto; }
@media (max-width: 640px) { .affiliate-cards { grid-template-columns: 1fr; } }
.affiliate-card {
  display: flex;
  align-items: center;
  gap: var(--space-5);
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  transition: border-color var(--transition), box-shadow var(--transition);
}
.affiliate-card:hover { border-color: var(--color-primary); box-shadow: var(--shadow-md); }
.affiliate-logo {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 900;
  font-size: 1.25rem;
  flex-shrink: 0;
}
.affiliate-logo.coinbase { background: #0052ff; color: #fff; }
.affiliate-logo.kraken { background: #5741d9; color: #fff; }
.affiliate-info { flex: 1; }
.affiliate-info h4 { font-size: var(--text-base); font-weight: 700; margin-bottom: var(--space-1); }
.affiliate-info p { font-size: var(--text-sm); color: var(--color-text-muted); }
.affiliate-cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-sm);
  font-weight: 700;
  border-radius: var(--radius-md);
  background: var(--color-primary);
  color: #0a0e1a;
  white-space: nowrap;
  transition: background var(--transition);
}
.affiliate-cta:hover { background: var(--color-primary-hover); }

/* AdSense placeholders */
.adsense-slot {
  background: var(--color-surface);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-faint);
  font-size: var(--text-xs);
  font-family: var(--font-mono);
}
.adsense-slot[data-slot="header"] { height: 90px; }
.adsense-slot[data-slot="sidebar"] { height: 250px; }
.adsense-slot[data-slot="article-mid"] { height: 280px; }
.adsense-slot[data-slot="article-end"] { height: 280px; }

/* ============================================
   NEWSLETTER FORM
   ============================================ */
.newsletter-section {
  background: linear-gradient(135deg, var(--color-surface-2) 0%, var(--color-surface) 100%);
  border-top: 1px solid var(--color-border);
  padding-block: var(--space-20);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.newsletter-section::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--color-primary-glow), transparent 70%);
  pointer-events: none;
}
.newsletter-section h2 { font-size: var(--text-xl); font-weight: 700; margin-bottom: var(--space-3); }
.newsletter-section p { font-size: var(--text-base); color: var(--color-text-muted); max-width: 480px; margin-inline: auto; margin-bottom: var(--space-8); }
.newsletter-form {
  display: flex;
  gap: var(--space-3);
  max-width: 480px;
  margin-inline: auto;
  flex-wrap: wrap;
  justify-content: center;
}
.newsletter-form input[type="email"] {
  flex: 1;
  min-width: 250px;
  padding: var(--space-3) var(--space-5);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  color: var(--color-text);
  font-size: var(--text-base);
  transition: border-color var(--transition);
}
.newsletter-form input[type="email"]:focus { outline: none; border-color: var(--color-primary); }
.newsletter-form input[type="email"]::placeholder { color: var(--color-text-faint); }
.newsletter-form button {
  padding: var(--space-3) var(--space-6);
  font-size: var(--text-base);
  font-weight: 700;
  background: var(--color-primary);
  color: #0a0e1a;
  border-radius: var(--radius-md);
  transition: background var(--transition);
}
.newsletter-form button:hover { background: var(--color-primary-hover); }
.newsletter-disclaimer { font-size: var(--text-xs); color: var(--color-text-faint); margin-top: var(--space-3); }

/* ============================================
   FOOTER
   ============================================ */
.site-footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding-block: var(--space-12);
}
.footer-inner {
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: var(--space-6);
}
.footer-top {
  display: grid;
  grid-template-columns: 280px 1fr 1fr 1fr;
  gap: var(--space-10);
  margin-bottom: var(--space-10);
  padding-bottom: var(--space-10);
  border-bottom: 1px solid var(--color-border);
}
@media (max-width: 1024px) { .footer-top { grid-template-columns: 1fr 1fr; } }
@media (max-width: 640px) { .footer-top { grid-template-columns: 1fr; } }
.footer-brand p { font-size: var(--text-sm); color: var(--color-text-muted); margin-top: var(--space-4); line-height: 1.7; }
.footer-col h4 { font-size: var(--text-sm); font-weight: 700; letter-spacing: 0.05em; text-transform: uppercase; color: var(--color-text); margin-bottom: var(--space-4); }
.footer-col ul { display: flex; flex-direction: column; gap: var(--space-3); }
.footer-col ul li a { font-size: var(--text-sm); color: var(--color-text-muted); transition: color var(--transition); }
.footer-col ul li a:hover { color: var(--color-primary); }
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-4);
}
.footer-bottom p { font-size: var(--text-xs); color: var(--color-text-faint); }
.footer-disclaimer { font-size: var(--text-xs); color: var(--color-text-faint); margin-top: var(--space-3); text-align: center; max-width: 700px; margin-inline: auto; }
.footer-social { display: flex; gap: var(--space-3); }
.footer-social a {
  width: 34px;
  height: 34px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  transition: border-color var(--transition), color var(--transition);
}
.footer-social a:hover { border-color: var(--color-primary); color: var(--color-primary); }

/* ============================================
   MARKETS TABLE
   ============================================ */
.markets-table-wrapper {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
}
.markets-table {
  width: 100%;
  font-size: var(--text-sm);
}
.markets-table thead { border-bottom: 2px solid var(--color-border); background: var(--color-surface-2); }
.markets-table thead th {
  padding: var(--space-4) var(--space-5);
  text-align: left;
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-faint);
  white-space: nowrap;
}
.markets-table thead th:not(:first-child) { text-align: right; }
.markets-table tbody tr {
  border-bottom: 1px solid var(--color-divider);
  transition: background var(--transition);
}
.markets-table tbody tr:last-child { border-bottom: none; }
.markets-table tbody tr:hover { background: var(--color-surface-2); }
.markets-table td {
  padding: var(--space-4) var(--space-5);
  vertical-align: middle;
}
.markets-table td:not(:first-child) { text-align: right; }
.coin-row { display: flex; align-items: center; gap: var(--space-3); }
.coin-rank { font-size: var(--text-xs); color: var(--color-text-faint); font-family: var(--font-mono); width: 24px; text-align: center; }
.coin-name-block { display: flex; flex-direction: column; }
.coin-name-primary { font-weight: 700; color: var(--color-text); }
.coin-name-secondary { font-size: var(--text-xs); color: var(--color-text-faint); font-family: var(--font-mono); text-transform: uppercase; }
.price-cell { font-family: var(--font-mono); font-weight: 600; color: var(--color-gold); }
.change-badge {
  display: inline-flex;
  align-items: center;
  padding: 3px 8px;
  border-radius: var(--radius-full);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: var(--text-xs);
}
.change-badge.up { background: var(--color-up-bg); color: var(--color-up); }
.change-badge.down { background: var(--color-down-bg); color: var(--color-down); }
.market-cap-cell { color: var(--color-text-muted); font-family: var(--font-mono); font-size: var(--text-sm); }
.loading-skeleton { background: linear-gradient(90deg, var(--color-surface-offset) 25%, var(--color-surface-2) 50%, var(--color-surface-offset) 75%); background-size: 200% 100%; animation: shimmer 1.5s infinite; border-radius: var(--radius-sm); height: 18px; }
@keyframes shimmer { 0% { background-position: 200% 0; } 100% { background-position: -200% 0; } }
@media (max-width: 768px) {
  .markets-table .hide-mobile { display: none; }
  .markets-table td, .markets-table th { padding: var(--space-3); }
}

/* ============================================
   ARTICLE PAGE
   ============================================ */
.article-layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: var(--space-10);
  align-items: start;
  padding-block: var(--space-12);
}
@media (max-width: 1024px) { .article-layout { grid-template-columns: 1fr; } .article-sidebar { display: none; } }
.article-main { min-width: 0; }
.article-header { margin-bottom: var(--space-8); }
.article-header .tag { margin-bottom: var(--space-4); }
.article-header h1 { font-size: var(--text-2xl); font-weight: 800; letter-spacing: -0.03em; line-height: 1.15; margin-bottom: var(--space-5); }
.article-meta { display: flex; align-items: center; gap: var(--space-4); flex-wrap: wrap; }
.article-meta-item { display: flex; align-items: center; gap: var(--space-2); font-size: var(--text-sm); color: var(--color-text-muted); }
.article-meta-divider { color: var(--color-text-faint); }
.article-body {
  font-size: var(--text-base);
  line-height: 1.8;
  color: var(--color-text);
  max-width: 680px;
}
.article-body h2 { font-size: var(--text-xl); font-weight: 700; margin-block: var(--space-8) var(--space-4); }
.article-body h3 { font-size: var(--text-lg); font-weight: 700; margin-block: var(--space-6) var(--space-3); }
.article-body p { margin-bottom: var(--space-5); }
.article-body ul, .article-body ol { padding-left: var(--space-6); margin-bottom: var(--space-5); display: flex; flex-direction: column; gap: var(--space-2); }
.article-body ul { list-style: disc; }
.article-body ol { list-style: decimal; }
.article-body li { line-height: 1.7; }
.article-body strong { font-weight: 700; color: var(--color-text); }
.article-body em { font-style: italic; color: var(--color-text-muted); }
.article-body blockquote {
  border-left: 3px solid var(--color-primary);
  padding: var(--space-4) var(--space-6);
  margin-block: var(--space-6);
  background: var(--color-primary-glow);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  font-size: var(--text-lg);
  color: var(--color-text);
}
.article-body .data-box {
  background: var(--color-surface-offset);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  margin-block: var(--space-6);
}
.article-body .data-box h4 { font-size: var(--text-sm); font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em; color: var(--color-primary); margin-bottom: var(--space-4); }
.article-sidebar { position: sticky; top: 80px; }
.sidebar-widget {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  margin-bottom: var(--space-5);
}
.sidebar-widget h4 { font-size: var(--text-sm); font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em; color: var(--color-text-faint); margin-bottom: var(--space-5); }
.sidebar-affiliate {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}
.sidebar-affiliate-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4);
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: border-color var(--transition);
}
.sidebar-affiliate-item:hover { border-color: var(--color-primary); }
.sidebar-affiliate-item .affiliate-logo { width: 40px; height: 40px; font-size: 1rem; }
.sidebar-affiliate-info { flex: 1; }
.sidebar-affiliate-info strong { font-size: var(--text-sm); font-weight: 700; }
.sidebar-affiliate-info span { display: block; font-size: var(--text-xs); color: var(--color-text-muted); }
.sidebar-affiliate-btn {
  font-size: var(--text-xs);
  font-weight: 700;
  color: var(--color-primary);
  white-space: nowrap;
}
.related-articles { padding-block: var(--space-12); border-top: 1px solid var(--color-border); }

/* ============================================
   NEWSLETTER PAGE
   ============================================ */
.newsletter-hero {
  text-align: center;
  padding-block: var(--space-20);
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  position: relative;
  overflow: hidden;
}
.newsletter-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, var(--color-primary-glow), transparent 70%);
  pointer-events: none;
}
.newsletter-hero h1 { font-size: var(--text-2xl); font-weight: 800; letter-spacing: -0.03em; margin-bottom: var(--space-5); }
.newsletter-hero h1 em { font-style: normal; color: var(--color-primary); }
.newsletter-hero p { font-size: var(--text-lg); color: var(--color-text-muted); max-width: 540px; margin-inline: auto; margin-bottom: var(--space-8); }
.what-you-get { padding-block: var(--space-16); }
.what-you-get ul { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-5); max-width: 680px; margin-inline: auto; margin-top: var(--space-8); }
@media (max-width: 640px) { .what-you-get ul { grid-template-columns: 1fr; } }
.what-you-get ul li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: var(--text-base);
  color: var(--color-text-muted);
}
.what-you-get ul li::before {
  content: '';
  display: block;
  width: 20px;
  height: 20px;
  min-width: 20px;
  background: var(--color-primary-glow);
  border-radius: 50%;
  border: 1.5px solid var(--color-primary);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2300d4aa' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E");
  background-size: 14px;
  background-repeat: no-repeat;
  background-position: center;
  margin-top: 2px;
}
.recent-issues { padding-block: var(--space-16); background: var(--color-surface); border-top: 1px solid var(--color-border); }
.issue-card {
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  transition: border-color var(--transition);
}
.issue-card:hover { border-color: var(--color-primary); }
.issue-date { font-size: var(--text-xs); color: var(--color-primary); font-weight: 600; text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: var(--space-2); }
.issue-card h3 { font-size: var(--text-base); font-weight: 700; margin-bottom: var(--space-3); }
.issue-card p { font-size: var(--text-sm); color: var(--color-text-muted); line-height: 1.6; }

/* ============================================
   BREADCRUMB
   ============================================ */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  padding-block: var(--space-4);
  border-bottom: 1px solid var(--color-border);
}
.breadcrumb a { color: var(--color-text-faint); transition: color var(--transition); }
.breadcrumb a:hover { color: var(--color-primary); }
.breadcrumb span { color: var(--color-text-muted); }

/* ============================================
   MARKETS PAGE HERO
   ============================================ */
.page-hero {
  padding-block: var(--space-10);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-surface);
}
.page-hero h1 { font-size: var(--text-xl); font-weight: 800; letter-spacing: -0.02em; margin-bottom: var(--space-2); }
.page-hero p { font-size: var(--text-base); color: var(--color-text-muted); }
.markets-stats { display: flex; gap: var(--space-8); flex-wrap: wrap; margin-top: var(--space-6); }
.markets-stat span { display: block; }
.markets-stat .stat-label { font-size: var(--text-xs); color: var(--color-text-faint); text-transform: uppercase; letter-spacing: 0.06em; font-weight: 600; }
.markets-stat .stat-value { font-size: var(--text-lg); font-weight: 700; color: var(--color-gold); font-family: var(--font-mono); }

/* ============================================
   MOBILE NAV DRAWER
   ============================================ */
.mobile-nav {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: var(--color-bg);
  transform: translateX(100%);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  padding: var(--space-8) var(--space-6);
}
.mobile-nav.open { transform: translateX(0); }
.mobile-nav-close {
  position: absolute;
  top: var(--space-5);
  right: var(--space-5);
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: var(--color-surface);
  color: var(--color-text-muted);
}
.mobile-nav ul { margin-top: var(--space-12); display: flex; flex-direction: column; gap: var(--space-2); }
.mobile-nav ul li a {
  display: block;
  padding: var(--space-4);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-text);
  border-radius: var(--radius-md);
  transition: background var(--transition), color var(--transition);
}
.mobile-nav ul li a:hover { background: var(--color-surface); color: var(--color-primary); }
.mobile-nav .btn-primary { margin-top: var(--space-6); width: 100%; justify-content: center; }

/* ============================================
   UTILITIES
   ============================================ */
.text-center { text-align: center; }
.text-muted { color: var(--color-text-muted); }
.text-primary { color: var(--color-primary); }
.text-gold { color: var(--color-gold); }
.font-mono { font-family: var(--font-mono); }
.mt-4 { margin-top: var(--space-4); }
.mt-8 { margin-top: var(--space-8); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-8 { margin-bottom: var(--space-8); }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border-width: 0; }