/* ============================================================
   tickers.info — Global Styles
   Premium dark financial terminal aesthetic
   ============================================================ */

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

:root {
  /* Core palette */
  --bg-primary: #0a0a0f;
  --bg-secondary: #111118;
  --bg-tertiary: #16161f;
  --bg-card: #13131b;
  --bg-card-hover: #1a1a25;
  --bg-elevated: #1c1c28;

  /* Borders */
  --border-subtle: rgba(255,255,255,0.06);
  --border-medium: rgba(255,255,255,0.1);
  --border-accent: rgba(99,182,255,0.2);

  /* Text */
  --text-primary: #e8eaed;
  --text-secondary: #9aa0a9;
  --text-tertiary: #626872;
  --text-inverse: #0a0a0f;

  /* Accent */
  --accent-blue: #63b6ff;
  --accent-blue-dim: rgba(99,182,255,0.12);
  --accent-green: #00d68f;
  --accent-green-dim: rgba(0,214,143,0.1);
  --accent-red: #ff4d6a;
  --accent-red-dim: rgba(255,77,106,0.1);
  --accent-amber: #f5a623;
  --accent-purple: #a78bfa;

  /* Typography */
  --font-display: 'DM Sans', 'Segoe UI', system-ui, sans-serif;
  --font-body: 'DM Sans', 'Segoe UI', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', 'SF Mono', 'Fira Code', monospace;

  /* Spacing */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-2xl: 48px;
  --space-3xl: 64px;
  --space-4xl: 96px;

  /* Radius */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;

  /* Shadows */
  --shadow-card: 0 1px 3px rgba(0,0,0,0.4), 0 0 0 1px var(--border-subtle);
  --shadow-elevated: 0 8px 32px rgba(0,0,0,0.5), 0 0 0 1px var(--border-subtle);
  --shadow-glow-blue: 0 0 40px rgba(99,182,255,0.08);

  /* Layout */
  --max-width: 1320px;
  --nav-height: 60px;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

a { color: var(--accent-blue); text-decoration: none; transition: color 0.2s; }
a:hover { color: #8dcaff; }

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

/* --- Utility --- */
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 var(--space-lg); }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }

/* --- Navigation --- */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 1000;
  height: var(--nav-height);
  background: rgba(10,10,15,0.82);
  backdrop-filter: blur(20px) saturate(1.4);
  -webkit-backdrop-filter: blur(20px) saturate(1.4);
  border-bottom: 1px solid var(--border-subtle);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-weight: 700;
  font-size: 1.2rem;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

.nav-logo .logo-icon {
  width: 28px;
  height: 28px;
  background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 800;
  color: #fff;
}

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

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  list-style: none;
}

.nav-links a {
  display: inline-flex;
  align-items: center;
  padding: 6px 14px;
  color: var(--text-secondary);
  font-size: 0.875rem;
  font-weight: 500;
  border-radius: var(--radius-sm);
  transition: color 0.2s, background 0.2s;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--text-primary);
  background: rgba(255,255,255,0.05);
}

.nav-links a.active { color: var(--accent-blue); }

.nav-search {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.nav-search-input {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 7px 12px 7px 34px;
  color: var(--text-primary);
  font-size: 0.8125rem;
  width: 220px;
  outline: none;
  transition: border-color 0.2s, width 0.3s;
  font-family: var(--font-body);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23626872' stroke-width='2'%3E%3Ccircle cx='11' cy='11' r='8'/%3E%3Cline x1='21' y1='21' x2='16.65' y2='16.65'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: 10px center;
  background-size: 14px;
}

.nav-search-input::placeholder { color: var(--text-tertiary); }
.nav-search-input:focus { border-color: var(--accent-blue); width: 280px; }

.nav-search-btn {
  background: var(--accent-blue);
  color: var(--text-inverse);
  border: none;
  padding: 7px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.8125rem;
  font-weight: 600;
  cursor: pointer;
  font-family: var(--font-body);
  transition: background 0.2s, transform 0.1s;
}

.nav-search-btn:hover { background: #8dcaff; }
.nav-search-btn:active { transform: scale(0.97); }

/* Mobile nav */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  padding: var(--space-sm);
}

.nav-toggle svg { width: 22px; height: 22px; }

/* --- Hero (Homepage) --- */
.hero {
  position: relative;
  padding: var(--space-4xl) 0 var(--space-3xl);
  text-align: center;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -200px;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 800px;
  background: radial-gradient(ellipse, rgba(99,182,255,0.06) 0%, transparent 70%);
  pointer-events: none;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  background: var(--accent-blue-dim);
  border: 1px solid rgba(99,182,255,0.15);
  color: var(--accent-blue);
  font-size: 0.8125rem;
  font-weight: 600;
  padding: 5px 14px;
  border-radius: 999px;
  margin-bottom: var(--space-lg);
  animation: fadeInDown 0.6s ease-out;
}

.hero-badge .pulse-dot {
  width: 6px;
  height: 6px;
  background: var(--accent-green);
  border-radius: 50%;
  animation: pulse 2s ease infinite;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5.5vw, 4rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: var(--space-lg);
  animation: fadeInUp 0.7s ease-out;
}

.hero h1 .gradient-text {
  background: linear-gradient(135deg, var(--accent-blue) 0%, var(--accent-purple) 50%, var(--accent-blue) 100%);
  background-size: 200% 200%;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: gradientShift 6s ease infinite;
}

.hero-subtitle {
  font-size: 1.125rem;
  color: var(--text-secondary);
  max-width: 560px;
  margin: 0 auto var(--space-xl);
  line-height: 1.7;
  animation: fadeInUp 0.8s ease-out 0.1s both;
}

.hero-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  animation: fadeInUp 0.9s ease-out 0.2s both;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  background: var(--accent-blue);
  color: var(--text-inverse);
  font-weight: 600;
  font-size: 0.9375rem;
  padding: 12px 28px;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  transition: background 0.2s, transform 0.1s, box-shadow 0.2s;
  font-family: var(--font-body);
  box-shadow: 0 0 20px rgba(99,182,255,0.15);
}

.btn-primary:hover { background: #8dcaff; color: var(--text-inverse); transform: translateY(-1px); box-shadow: 0 0 30px rgba(99,182,255,0.25); }

.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  background: transparent;
  color: var(--text-secondary);
  font-weight: 500;
  font-size: 0.9375rem;
  padding: 12px 24px;
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: color 0.2s, border-color 0.2s, background 0.2s;
  font-family: var(--font-body);
}

.btn-ghost:hover { color: var(--text-primary); border-color: var(--text-tertiary); background: rgba(255,255,255,0.03); }

/* --- Ticker Tape Banner --- */
.ticker-tape-wrapper {
  border-bottom: 1px solid var(--border-subtle);
  background: var(--bg-secondary);
}

/* --- Section Layout --- */
.section {
  padding: var(--space-3xl) 0;
}

.section-header {
  margin-bottom: var(--space-xl);
}

.section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-blue);
  margin-bottom: var(--space-sm);
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.section-desc {
  color: var(--text-secondary);
  font-size: 1rem;
  margin-top: var(--space-sm);
  max-width: 640px;
}

/* --- Card Grid --- */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--space-lg);
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  transition: background 0.25s, border-color 0.25s, transform 0.25s, box-shadow 0.25s;
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-accent);
  transform: translateY(-3px);
  box-shadow: var(--shadow-glow-blue);
}

.card-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-md);
  font-size: 1.25rem;
}

.card-icon.blue { background: var(--accent-blue-dim); color: var(--accent-blue); }
.card-icon.green { background: var(--accent-green-dim); color: var(--accent-green); }
.card-icon.red { background: var(--accent-red-dim); color: var(--accent-red); }
.card-icon.amber { background: rgba(245,166,35,0.1); color: var(--accent-amber); }
.card-icon.purple { background: rgba(167,139,250,0.1); color: var(--accent-purple); }

.card h3 {
  font-size: 1.0625rem;
  font-weight: 600;
  margin-bottom: var(--space-sm);
  letter-spacing: -0.01em;
}

.card p {
  color: var(--text-secondary);
  font-size: 0.875rem;
  line-height: 1.6;
}

.card-arrow {
  position: absolute;
  top: var(--space-lg);
  right: var(--space-lg);
  color: var(--text-tertiary);
  transition: color 0.2s, transform 0.2s;
}

.card:hover .card-arrow { color: var(--accent-blue); transform: translateX(3px); }

/* --- Stats Bar --- */
.stats-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  margin: var(--space-3xl) 0;
}

.stat-item {
  background: var(--bg-secondary);
  padding: var(--space-xl) var(--space-lg);
  text-align: center;
}

.stat-value {
  font-family: var(--font-mono);
  font-size: 1.75rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

.stat-value .accent { color: var(--accent-blue); }

.stat-label {
  font-size: 0.8125rem;
  color: var(--text-tertiary);
  margin-top: var(--space-xs);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-weight: 500;
}

/* --- Popular Tickers --- */
.popular-tickers {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
}

.ticker-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-subtle);
  border-radius: 999px;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-primary);
  font-family: var(--font-mono);
  transition: all 0.2s;
}

.ticker-chip:hover {
  border-color: var(--accent-blue);
  background: var(--accent-blue-dim);
  color: var(--accent-blue);
}

.ticker-chip .change {
  font-weight: 500;
  font-size: 0.75rem;
}

.ticker-chip .change.up { color: var(--accent-green); }
.ticker-chip .change.down { color: var(--accent-red); }

/* --- TradingView Widget Containers (Ticker Page) --- */
.widget-section { margin-bottom: 2px; }

.widget-row {
  display: grid;
  gap: 2px;
}

.widget-row.two-col { grid-template-columns: 1fr 1fr; }
.widget-row.three-col { grid-template-columns: 1fr 1fr 1fr; }

.widget-box {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  overflow: hidden;
}

.widget-box-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-md) var(--space-lg);
  border-bottom: 1px solid var(--border-subtle);
}

.widget-box-title {
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-secondary);
}

/* --- Ticker Page Hero --- */
.ticker-hero {
  padding: var(--space-lg) 0 0;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-subtle);
}

.ticker-hero-inner {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  padding-bottom: var(--space-lg);
}

.ticker-symbol-badge {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--accent-blue);
  background: var(--accent-blue-dim);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-sm);
}

.ticker-hero h1 {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.ticker-hero-meta {
  color: var(--text-tertiary);
  font-size: 0.875rem;
}

/* --- Breadcrumbs --- */
.breadcrumbs {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.8125rem;
  color: var(--text-tertiary);
  padding: var(--space-md) 0;
}

.breadcrumbs a { color: var(--text-tertiary); }
.breadcrumbs a:hover { color: var(--accent-blue); }
.breadcrumbs .sep { opacity: 0.4; }

/* --- Footer --- */
.site-footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-subtle);
  padding: var(--space-3xl) 0 var(--space-xl);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: var(--space-2xl);
  margin-bottom: var(--space-2xl);
}

.footer-brand p {
  color: var(--text-tertiary);
  font-size: 0.875rem;
  margin-top: var(--space-md);
  max-width: 300px;
  line-height: 1.7;
}

.footer-col h4 {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-tertiary);
  margin-bottom: var(--space-md);
}

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

.footer-col li { margin-bottom: var(--space-sm); }

.footer-col a {
  color: var(--text-secondary);
  font-size: 0.875rem;
  transition: color 0.2s;
}

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

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-xl);
  border-top: 1px solid var(--border-subtle);
  font-size: 0.8125rem;
  color: var(--text-tertiary);
}

.footer-bottom-links {
  display: flex;
  gap: var(--space-lg);
}

.footer-bottom-links a { color: var(--text-tertiary); }
.footer-bottom-links a:hover { color: var(--text-secondary); }

/* --- Page Specific: Markets --- */
.markets-overview-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

/* --- Page Specific: Screener --- */
.screener-container {
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  min-height: 600px;
}

/* --- Page Specific: News --- */
.news-container {
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  min-height: 600px;
}

/* --- Loading Skeleton --- */
.skeleton {
  background: linear-gradient(90deg, var(--bg-tertiary) 0%, var(--bg-elevated) 50%, var(--bg-tertiary) 100%);
  background-size: 200% 100%;
  animation: shimmer 1.5s ease infinite;
  border-radius: var(--radius-sm);
}

/* --- Animations --- */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-10px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

@keyframes gradientShift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

/* --- Responsive --- */
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: var(--space-xl); }
  .stats-bar { grid-template-columns: repeat(2, 1fr); }
  .widget-row.two-col { grid-template-columns: 1fr; }
  .widget-row.three-col { grid-template-columns: 1fr; }
  .markets-overview-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-toggle { display: flex; }
  .nav-search-input { width: 160px; }
  .nav-search-input:focus { width: 180px; }
  .hero { padding: var(--space-3xl) 0 var(--space-2xl); }
  .hero h1 { font-size: 2rem; }
  .hero-cta { flex-direction: column; }
  .stats-bar { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: var(--space-md); text-align: center; }
  .card-grid { grid-template-columns: 1fr; }
  .markets-overview-grid { grid-template-columns: 1fr; }
  .ticker-hero-inner { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 480px) {
  .nav-search { display: none; }
  .container { padding: 0 var(--space-md); }
}

/* --- Mobile Nav Overlay --- */
.mobile-nav {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(10,10,15,0.95);
  backdrop-filter: blur(20px);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-lg);
}

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

.mobile-nav a {
  font-size: 1.25rem;
  color: var(--text-secondary);
  font-weight: 500;
  padding: var(--space-sm) var(--space-lg);
}

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

.mobile-nav-close {
  position: absolute;
  top: var(--space-lg);
  right: var(--space-lg);
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 1.5rem;
}

/* --- Disclaimer --- */
.disclaimer {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: var(--space-md) var(--space-lg);
  font-size: 0.75rem;
  color: var(--text-tertiary);
  line-height: 1.7;
  margin-top: var(--space-xl);
}