/* Typography System - Consistent Text Sizing */
:root {
  --text-xs: 0.75rem; /* 12px */
  --text-sm: 0.875rem; /* 14px */
  --text-base: 1rem; /* 16px */
  --text-lg: 1.125rem; /* 18px */
  --text-xl: 1.25rem; /* 20px */
  --text-2xl: 1.5rem; /* 24px */
  --text-3xl: 1.875rem; /* 30px */
  --text-4xl: 2.25rem; /* 36px */
  --text-5xl: 3rem; /* 48px */

  --line-height-tight: 1.25;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.75;

  /* Match main website color system */
  --bg-primary: #0a0f1c;
  --bg-secondary: #0d1117;
  --card-bg: #0f131a;
  --text-primary: #e6edf3;
  --text-secondary: #9aa4b2;
  --primary-color: #00ffd1;
  --secondary-color: #00e7ff;
  --accent-color: #00c7a7;
  --border-color: #1b2230;
  --success-color: #22c55e;
  --warning-color: #f59e0b;
  --error-color: #ef4444;

  /* Consistent spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 0.75rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;
  /* Alias to support inline spacing tokens used in HTML */
  --space-8: var(--spacing-2xl);

  /* Consistent radius */
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;

  /* Container constraints */
  --container-max-width: 1200px;
  --content-padding: 2rem;
}

/* Base Reset and Typography */
* {
  box-sizing: border-box;
}

body {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  line-height: var(--line-height-normal);
  color: var(--text-primary);
  background: var(--bg-primary);
  font-size: var(--text-base);
  margin: 0;
  padding: 0;
}

/* Ensure main content matches the global dark style */
.main-content {
  background: linear-gradient(
    135deg,
    var(--bg-primary) 0%,
    #1a1f2e 50%,
    #0f172a 100%
  ) !important;
  background-color: var(--bg-primary);
}

.container {
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 var(--content-padding);
  width: 100%;
  position: relative;
  z-index: 1;
}

/* Typography Consistency */
h1,
h2,
h3,
h4,
h5,
h6 {
  margin: 0;
  font-weight: 600;
  line-height: var(--line-height-tight);
  color: var(--text-primary);
}

h1 {
  font-size: var(--text-5xl);
}
h2 {
  font-size: var(--text-3xl);
}
h3 {
  font-size: var(--text-2xl);
}
h4 {
  font-size: var(--text-xl);
}
h5 {
  font-size: var(--text-lg);
}
h6 {
  font-size: var(--text-base);
}

p {
  margin: 0 0 var(--spacing-lg) 0;
  line-height: var(--line-height-normal);
  color: var(--text-secondary);
}

/* Professional Pricing Page Styling */
.pricing-hero {
  background: linear-gradient(
    135deg,
    var(--bg-primary) 0%,
    var(--bg-secondary) 50%,
    var(--card-bg) 100%
  );
  padding: var(--spacing-3xl) 0 var(--spacing-2xl);
  border-bottom: 1px solid var(--border-color);
  position: relative;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
  gap: clamp(var(--spacing-2xl), 6vw, var(--spacing-3xl));
  align-items: stretch;
}

.hero-copy {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
  max-width: 640px;
  align-items: flex-start;
}

.hero-panel {
  position: relative;
  overflow: hidden;
}

.hero-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0, 255, 209, 0.12), transparent);
  opacity: 0.6;
  pointer-events: none;
}

.hero-panel > * {
  position: relative;
  z-index: 1;
}

.pricing-hero .hero-title {
  font-size: clamp(2rem, 4vw, var(--text-3xl));
  margin-bottom: var(--spacing-md);
  text-align: center;
}

.pricing-hero .hero-subtitle {
  font-size: clamp(1rem, 2.2vw, var(--text-base));
  max-width: 640px;
  margin: 0 auto;
  text-align: center;
  line-height: var(--line-height-relaxed);
}

.hero-copy .hero-title,
.hero-copy .hero-subtitle {
  text-align: left;
}

.hero-points {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: var(--spacing-sm);
}

.hero-points li {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: clamp(0.95rem, 1.6vw, var(--text-base));
  color: var(--text-secondary);
}

.hero-points li::before {
  content: "";
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--primary-color);
  box-shadow: 0 0 12px rgba(0, 255, 209, 0.6);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  align-items: center;
}

.btn.ghost {
  border-color: rgba(0, 255, 209, 0.4);
  color: var(--text-primary);
  background: transparent;
}

.btn.ghost:hover {
  border-color: var(--primary-color);
  background: rgba(0, 255, 209, 0.08);
}

.hero-panel {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
  background: rgba(10, 15, 28, 0.65);
  border: 1px solid rgba(0, 255, 209, 0.15);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
  position: relative;
  overflow: hidden;
}

.hero-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0, 255, 209, 0.18), transparent);
  opacity: 0.5;
  pointer-events: none;
}

.hero-panel > * {
  position: relative;
  z-index: 1;
}

.hero-panel-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--spacing-md);
}

.hero-panel-header h3 {
  margin: 0;
  font-size: clamp(1.1rem, 2vw, var(--text-lg));
  color: var(--primary-color);
}

.hero-panel-meta {
  font-size: var(--text-sm);
  color: var(--text-secondary);
}

.hero-metrics {
  display: grid;
  gap: var(--spacing-md);
}

.hero-metric {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(0, 255, 209, 0.12);
  border-radius: var(--radius-lg);
  padding: var(--spacing-md);
  display: grid;
  gap: 0.4rem;
}

.hero-metric .metric-label {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.hero-metric .metric-value {
  font-size: clamp(1.1rem, 2.4vw, 1.4rem);
  font-weight: 700;
  color: var(--text-primary);
  font-family: "Courier New", monospace;
}

.hero-metric .metric-meta {
  font-size: var(--text-xs);
  color: var(--text-secondary);
}

.hero-note {
  margin: 0;
  font-size: clamp(0.85rem, 1.4vw, var(--text-sm));
  color: var(--text-secondary);
  background: rgba(0, 255, 209, 0.06);
  border: 1px solid rgba(0, 255, 209, 0.1);
  border-radius: var(--radius-md);
  padding: var(--spacing-md);
  line-height: var(--line-height-relaxed);
}

@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }

  .hero-copy {
    max-width: none;
    align-items: center;
    text-align: center;
    gap: var(--spacing-md);
  }

  .hero-copy .hero-title,
  .hero-copy .hero-subtitle {
    text-align: center;
  }

  .hero-actions {
    justify-content: center;
    width: 100%;
  }

  .hero-panel {
    margin-top: var(--spacing-xl);
  }
}

@media (max-width: 640px) {
  .hero-grid {
    gap: var(--spacing-lg);
  }

  .hero-copy {
    align-items: stretch;
    gap: var(--spacing-md);
    text-align: left;
  }

  .hero-copy .hero-title,
  .hero-copy .hero-subtitle {
    text-align: left;
  }

  .hero-points {
    display: none;
  }

  .hero-panel {
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.45);
    border: 1px solid rgba(0, 255, 209, 0.25);
    padding: clamp(var(--spacing-md), 4vw, var(--spacing-lg));
    gap: var(--spacing-md);
  }

  .hero-metric {
    padding: var(--spacing-sm);
    gap: 0.25rem;
  }

  .hero-metric .metric-label {
    font-size: 0.75rem;
  }

  .hero-metric .metric-value {
    font-size: clamp(1rem, 4.2vw, 1.25rem);
  }

  .hero-metric .metric-meta {
    font-size: 0.7rem;
  }

  .hero-actions {
    gap: var(--spacing-xs);
    flex-direction: column;
  }

  .hero-actions .btn {
    width: 100%;
  }

  .market-prices-grid,
  .opportunities-grid,
  .price-grid,
  .historical-grid,
  .insights-grid,
  .anre-grid,
  .grid.grid-2,
  .grid.grid-auto,
  .calculator-grid {
    grid-template-columns: 1fr !important;
    gap: var(--spacing-md) !important;
  }

  .market-tile.card,
  .price-card,
  .card,
  .calculator-card {
    padding: clamp(var(--spacing-md), 5vw, var(--spacing-lg));
  }

  .section {
    padding: clamp(var(--spacing-xl), 7vw, var(--spacing-2xl)) 0;
  }
}

.pricing-hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(
      circle at 20% 30%,
      rgba(0, 255, 221, 0.08) 0%,
      transparent 50%
    ),
    radial-gradient(
      circle at 80% 70%,
      rgba(0, 231, 255, 0.08) 0%,
      transparent 50%
    );
  pointer-events: none;
}

.back-nav {
  margin-bottom: var(--spacing-xl);
}

.back-nav a {
  color: var(--primary-color);
  text-decoration: none;
  font-size: var(--text-base);
  font-weight: 500;
  transition: opacity 0.3s ease;
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.back-nav a:hover {
  opacity: 0.8;
}

.pricing-title {
  font-size: clamp(2.25rem, 4vw, var(--text-4xl));
  font-weight: 700;
  margin: 0 0 var(--spacing-lg) 0;
  line-height: var(--line-height-tight);
  background: linear-gradient(
    135deg,
    var(--text-primary),
    var(--primary-color)
  );
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-align: center;
}

.pricing-subtitle {
  font-size: clamp(1.05rem, 2vw, var(--text-md));
  color: var(--text-secondary);
  margin: 0 auto var(--spacing-xl) auto;
  max-width: 600px;
  line-height: var(--line-height-relaxed);
  text-align: center;
}

.live-indicator {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  background: rgba(34, 197, 94, 0.1);
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: 20px;
  border: 1px solid rgba(34, 197, 94, 0.3);
  margin: 0 auto var(--spacing-xl) auto;
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--success-color);
  width: fit-content;
  display: flex;
  justify-content: center;
}

.live-dot {
  width: 8px;
  height: 8px;
  background: var(--success-color);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

/* Consistent Grid Layouts */
.status-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--spacing-lg);
  margin: var(--spacing-xl) 0;
  width: 100%;
}

.status-item {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  text-align: center;
  transition: all 0.3s ease;
  min-height: 120px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

.status-item:hover {
  border-color: var(--primary-color);
  box-shadow: 0 0 20px rgba(0, 255, 221, 0.1);
  transform: translateY(-2px);
}

.status-label {
  display: block;
  font-size: var(--text-xs);
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: var(--spacing-sm);
  font-weight: 500;
  text-align: center;
}

.status-value {
  display: block;
  font-size: clamp(1.1rem, 2.6vw, 1.35rem);
  font-weight: 700;
  color: var(--primary-color);
  line-height: var(--line-height-tight);
  font-family: "Courier New", monospace;
  text-align: center;
}

/* Section Styling with Consistent Spacing */
.section {
  padding: clamp(var(--spacing-2xl), 6vw, var(--spacing-3xl)) 0;
  border-bottom: 0 !important; /* unify background without horizontal seams */
  position: relative;
  isolation: isolate;
}

.section.alt {
  background: transparent;
  border-top: none;
}

/* Subtle themed variants used by professional dashboard */
.section.variant-blue {
  background: linear-gradient(
    135deg,
    rgba(14, 165, 233, 0.05),
    rgba(8, 47, 73, 0.08)
  );
}
.section.variant-amber {
  background: linear-gradient(
    135deg,
    rgba(245, 158, 11, 0.03),
    rgba(120, 53, 15, 0.06)
  );
}

.section-header {
  margin-bottom: var(--spacing-xl);
  text-align: left;
}

.section-header.text-center {
  text-align: center;
}

.section-header h2 {
  font-size: clamp(1.75rem, 3vw, var(--text-2xl));
  font-weight: 700;
  margin: 0 0 var(--spacing-lg) 0;
  color: var(--text-primary);
  line-height: var(--line-height-tight);
  position: relative;
}

.section-header h2::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -8px;
  width: 50px;
  height: 2px;
  background: linear-gradient(
    90deg,
    var(--secondary-color),
    var(--primary-color)
  );
  border-radius: 1px;
  box-shadow: 0 0 15px rgba(0, 231, 255, 0.4);
}

.section-header.text-center h2::after {
  left: 50%;
  transform: translateX(-50%);
}

.section-intro {
  font-size: clamp(1rem, 1.8vw, var(--text-base));
  color: var(--text-secondary);
  margin: var(--spacing-md) 0 0 0;
  max-width: 680px;
  line-height: var(--line-height-relaxed);
}

.section-header.text-center .section-intro {
  margin-left: auto;
  margin-right: auto;
}

.section-meta {
  font-size: clamp(0.95rem, 1.6vw, var(--text-base));
  color: var(--text-secondary);
  margin: var(--spacing-lg) 0 0 0;
  line-height: var(--line-height-relaxed);
}

/* Unified Card System */
.card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: clamp(var(--spacing-lg), 2.5vw, var(--spacing-xl));
  backdrop-filter: blur(10px);
  transition: all 0.3s ease;
  width: 100%;
  box-sizing: border-box;
}

/* Professional cards */
.calculator-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
  width: 100%;
  box-sizing: border-box;
}
.card-header .card-title { margin: 0 0 .35rem 0; color: var(--text-primary); font-weight: 700; }
.card-header .card-subtitle { margin: 0; color: var(--text-secondary); font-size: var(--text-sm); }

/* Form controls used by professional dashboard */
.form-group { margin-bottom: var(--spacing-lg); }
.form-label { display:block; margin-bottom: .5rem; color: var(--text-secondary); font-size: var(--text-sm); }
.form-input, .form-select {
  width: 100%;
  padding: var(--spacing-md);
  background: rgba(0,0,0,0.3);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: var(--text-base);
}
.form-input:focus, .form-select:focus { outline: none; border-color: var(--primary-color); box-shadow: 0 0 0 2px rgba(0,255,221,.2); }

/* Status indicators */
.status-indicator { display:inline-block; padding: .25rem .6rem; border-radius: 999px; font-weight:700; font-size: var(--text-xs); }
.status-success { background: rgba(34,197,94,.15); color: var(--success-color); border:1px solid rgba(34,197,94,.35); }
.status-info    { background: rgba(59,130,246,.15); color: #60a5fa; border:1px solid rgba(59,130,246,.35); }
.status-warning { background: rgba(245,158,11,.15); color: var(--warning-color); border:1px solid rgba(245,158,11,.35); }

/* Generic responsive grid used by professional sections */
.grid-auto { display:grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: var(--spacing-xl); }

.card:hover {
  border-color: var(--primary-color);
  box-shadow: 0 0 30px rgba(0, 255, 221, 0.1);
  transform: translateY(-2px);
}

.card.highlight {
  background: linear-gradient(
    135deg,
    rgba(0, 255, 221, 0.08),
    rgba(0, 231, 255, 0.08)
  );
  border-color: var(--primary-color);
}

.card h3 {
  margin: 0 0 var(--spacing-lg) 0;
  color: var(--primary-color);
  font-size: clamp(1.1rem, 2vw, var(--text-lg));
  font-weight: 600;
  line-height: var(--line-height-tight);
}

.card h4 {
  margin: 0 0 var(--spacing-lg) 0;
  color: var(--primary-color);
  font-size: clamp(1rem, 1.8vw, var(--text-base));
  font-weight: 600;
  line-height: var(--line-height-tight);
}

/* Consistent Pricing Cards */
.prices-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-xl);
  margin: var(--spacing-2xl) 0;
  width: 100%;
}

.price-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
  backdrop-filter: blur(10px);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
  min-height: 200px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.price-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(
    90deg,
    transparent,
    var(--primary-color),
    transparent
  );
  opacity: 0;
  transition: opacity 0.3s ease;
}

.price-card:hover {
  transform: translateY(-4px);
  border-color: var(--primary-color);
  box-shadow: 0 12px 40px rgba(0, 255, 221, 0.15);
}

.price-card:hover::before {
  opacity: 1;
}

.price-card.up-regulation {
  border-left: 4px solid var(--success-color);
}

.price-card.down-regulation {
  border-left: 4px solid var(--warning-color);
}

.price-card.spread-card {
  border-left: 4px solid var(--secondary-color);
}

.price-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-lg);
}

.price-header h3 {
  margin: 0;
  font-size: clamp(1rem, 1.9vw, var(--text-base));
  font-weight: 600;
  color: var(--text-primary);
  line-height: var(--line-height-tight);
}

.price-direction {
  color: var(--primary-color);
  font-size: clamp(1rem, 2vw, var(--text-lg));
}

.price-value {
  margin-bottom: var(--spacing-sm);
  text-align: center;
}

.price-value .amount {
  font-size: clamp(1.65rem, 3.2vw, var(--text-3xl));
  font-weight: 800;
  color: var(--text-primary);
  line-height: var(--line-height-tight);
  font-family: "Courier New", monospace;
}

.price-value .currency {
  font-size: var(--text-base);
  color: var(--text-secondary);
  margin-left: var(--spacing-sm);
  font-weight: 500;
}

.price-eur {
  font-size: var(--text-lg);
  color: var(--primary-color);
  margin-bottom: var(--spacing-lg);
  font-weight: 600;
  text-align: center;
}

.price-trend,
.spread-quality {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  font-size: var(--text-sm);
  font-weight: 500;
}

.price-trend.positive {
  color: var(--success-color);
}

.price-trend.negative {
  color: var(--error-color);
}

/* Calculator System with Consistent Sizing */
.calculator-container {
  margin: var(--spacing-2xl) 0;
}

.calculator-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--spacing-xl);
  margin: var(--spacing-xl) 0;
  align-items: stretch;
  padding-bottom: var(--spacing-xl);
}

.input-group {
  margin-bottom: var(--spacing-lg);
}

.input-group label {
  display: block;
  margin-bottom: var(--spacing-sm);
  font-size: var(--text-sm);
  color: var(--text-secondary);
  font-weight: 500;
  line-height: var(--line-height-normal);
}

.input-group input,
.input-group select {
  width: 100%;
  padding: var(--spacing-md);
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: var(--text-base);
  line-height: var(--line-height-normal);
  transition: all 0.2s ease;
}

.input-group input:focus,
.input-group select:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 2px rgba(0, 255, 221, 0.2);
  background: rgba(0, 0, 0, 0.5);
}

.result-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-md) 0;
  border-bottom: 1px solid var(--border-color);
  min-height: 3rem;
}

.result-item:last-child {
  border-bottom: none;
}

.result-item.highlight {
  background: rgba(0, 255, 221, 0.08);
  margin: 0 calc(-1 * var(--spacing-xl));
  padding: var(--spacing-lg);
  border-radius: var(--radius-md);
  border: 1px solid rgba(0, 255, 221, 0.2);
  border-bottom: 1px solid rgba(0, 255, 221, 0.2);
}

.result-label {
  font-size: var(--text-base);
  color: var(--text-secondary);
  font-weight: 500;
  line-height: var(--line-height-normal);
}

.result-value {
  font-weight: 700;
  color: var(--primary-color);
  font-size: var(--text-lg);
  line-height: var(--line-height-tight);
  font-family: "Courier New", monospace;
}

/* Chart Containers with Consistent Sizing */
.chart-section {
  margin: var(--spacing-2xl) 0;
}

.chart-container {
  position: relative;
  margin: var(--spacing-xl) 0;
  z-index: 1;
}

.chart-header {
  margin-bottom: var(--spacing-xl);
  text-align: center;
}

.chart-header h3 {
  margin: 0 0 var(--spacing-sm) 0;
  color: var(--text-primary);
  font-size: var(--text-xl);
  font-weight: 600;
  line-height: var(--line-height-tight);
}

.chart-header p {
  margin: 0;
  color: var(--text-secondary);
  font-size: var(--text-base);
  line-height: var(--line-height-normal);
}

.chart-wrapper {
  position: relative;
  height: 400px;
  background: rgba(0, 0, 0, 0.2);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  border: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Opportunities Grid with Consistent Sizing */
.opportunities-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
  gap: var(--spacing-xl);
  margin: var(--spacing-2xl) 0;
  width: 100%;
}

.opportunity-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
  backdrop-filter: blur(10px);
  transition: all 0.3s ease;
  position: relative;
  min-height: 320px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.opportunity-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 30px rgba(0, 255, 221, 0.2);
  border-color: var(--primary-color);
}

.opportunity-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: var(--spacing-lg);
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

.opportunity-header h3 {
  margin: 0;
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--text-primary);
  line-height: var(--line-height-tight);
  flex: 1;
  min-width: 0;
}

.opportunity-icon {
  color: var(--primary-color);
  font-size: var(--text-lg);
  margin-right: var(--spacing-sm);
  font-weight: bold;
  flex-shrink: 0;
}

.revenue-badge {
  background: linear-gradient(
    135deg,
    var(--primary-color),
    var(--secondary-color)
  );
  color: var(--bg-primary);
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: 20px;
  font-size: var(--text-sm);
  font-weight: 600;
  white-space: nowrap;
  box-shadow: 0 4px 15px rgba(0, 255, 221, 0.3);
  flex-shrink: 0;
}

.opportunity-content {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.opportunity-content p {
  margin: 0 0 var(--spacing-lg) 0;
  font-size: var(--text-base);
  line-height: var(--line-height-relaxed);
  color: var(--text-secondary);
  flex: 1;
}

.opportunity-metrics {
  display: grid;
  gap: var(--spacing-sm);
  margin-top: auto;
}

.metric {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-sm) 0;
  border-bottom: 1px solid var(--border-color);
  min-height: 2.5rem;
}

.metric:last-child {
  border-bottom: none;
}

.metric-label {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  font-weight: 500;
  line-height: var(--line-height-normal);
}

.metric-value {
  font-size: var(--text-base);
  color: var(--primary-color);
  font-weight: 600;
  text-align: right;
  line-height: var(--line-height-tight);
}

/* Data Integration Section Styling */
.data-integration-section {
  margin: var(--spacing-2xl) 0;
  padding: 0; /* remove heavy wrapper padding */
  background: transparent; /* remove teal panel */
  border-radius: 0;
  border: none; /* remove glowing border box */
}

/* Hard override to ensure older styles or pseudo-elements don't leak */
.main-content .data-integration-section { 
  background: transparent !important; 
  border: 0 !important; 
  box-shadow: none !important; 
  outline: none !important; 
  padding: 0 !important; 
}
.main-content .data-integration-section::before,
.main-content .data-integration-section::after { 
  content: none !important; 
  display: none !important; 
}

.integration-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-xl);
  flex-wrap: wrap;
  gap: var(--spacing-lg);
}

.integration-header h3 {
  margin: 0;
  font-size: clamp(1.25rem, 2.6vw, var(--text-xl));
  font-weight: 700;
  color: var(--primary-color);
  line-height: var(--line-height-tight);
}

.api-status {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-lg);
  background: rgba(34, 197, 94, 0.1);
  border: 1px solid rgba(34, 197, 94, 0.3);
  border-radius: var(--radius-md);
}

.api-indicator {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

.api-indicator.online {
  background: var(--success-color);
  box-shadow: 0 0 0 0 rgba(34, 197, 94, 1);
}

.api-text {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--success-color);
}

.data-sources-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-lg);
}

.data-source-card {
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  backdrop-filter: blur(10px);
  transition: all 0.3s ease;
}

.data-source-card:hover {
  border-color: var(--primary-color);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0, 255, 221, 0.15);
}

.source-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--spacing-lg);
  flex-wrap: wrap;
  gap: var(--spacing-sm);
}

.source-title {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  flex: 1;
}

.source-icon {
  font-size: var(--text-lg);
  color: var(--primary-color);
}

.source-header h4 {
  margin: 0;
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--text-primary);
  line-height: var(--line-height-tight);
}

.update-frequency {
  font-size: var(--text-xs);
  color: var(--primary-color);
  font-weight: 500;
  background: rgba(0, 255, 221, 0.1);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-sm);
  white-space: nowrap;
}

.source-metrics {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.metric-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-sm) 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  min-height: 2rem;
}

.metric-item:last-child {
  border-bottom: none;
}

.metric-label {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  font-weight: 500;
}

.metric-value {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--text-primary);
}

.metric-value.highlight {
  color: var(--primary-color);
  font-weight: 700;
}

.metric-value.positive {
  color: var(--success-color);
}

.metric-value.warning {
  color: var(--warning-color);
}

/* Unified helpers for additional sections */
.insights-grid,
.historical-grid,
.anre-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-xl);
  margin: var(--spacing-2xl) 0;
}

/* Ensure these cards match the unified card look */
.insight-card,
.historical-card,
.anre-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
  backdrop-filter: blur(10px);
  transition: all 0.3s ease;
}

.insight-card:hover,
.historical-card:hover,
.anre-card:hover {
  border-color: var(--primary-color);
  box-shadow: 0 0 30px rgba(0, 255, 221, 0.1);
  transform: translateY(-2px);
}

/* Data table styling */
.data-table-container {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  overflow-x: auto;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
}

.data-table th,
.data-table td {
  padding: var(--spacing-md);
  border-bottom: 1px solid var(--border-color);
  text-align: left;
  white-space: nowrap;
}

.data-table th {
  color: var(--text-secondary);
  font-weight: 600;
  font-size: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.data-table tr:hover {
  background: rgba(255, 255, 255, 0.03);
}

/* Feed controls alignment */
.feed-controls {
  display: flex;
  gap: var(--spacing-sm);
  justify-content: flex-end;
  align-items: center;
  flex-wrap: wrap;
  margin: 0 0 var(--spacing-lg) 0;
}

/* Section-specific polish for calculators, feed, and ANRE */
/* Calculator section */
.calculator-section {
  margin: var(--spacing-2xl) 0;
}

/* Optional header for calculators (used by Phase 2/3) */
.calculator-header {
  margin-bottom: var(--spacing-xl);
  text-align: center;
}
.calculator-header h3 {
  margin: 0 0 var(--spacing-sm) 0;
  color: var(--text-primary);
  font-size: var(--text-2xl);
  font-weight: 700;
}
.calculator-header p {
  margin: 0;
  color: var(--text-secondary);
  font-size: var(--text-base);
}

.hourly-analysis .hourly-chart-container,
.degradation-analysis .degradation-chart-container {
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}

.hourly-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-md);
}

.stat-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-sm) var(--spacing-md);
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
}

.stat-label {
  color: var(--text-secondary);
  font-size: var(--text-sm);
}

.stat-value {
  color: var(--primary-color);
  font-weight: 700;
  font-family: "Courier New", monospace;
}

.degradation-metrics .metric-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-sm) 0;
  border-bottom: 1px solid var(--border-color);
}

.degradation-metrics .metric-row:last-child {
  border-bottom: none;
}

/* Seasonal analysis cards within Phase 1 */
.seasonal-analysis {
  margin: var(--spacing-2xl) 0;
}
.seasonal-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--spacing-lg);
}
.season-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  transition: all 0.3s ease;
}
.season-card:hover {
  transform: translateY(-2px);
  border-color: var(--primary-color);
  box-shadow: 0 8px 24px rgba(0, 255, 221, 0.1);
}
.season-card h5 {
  margin: 0 0 var(--spacing-sm) 0;
  color: var(--text-primary);
  font-size: var(--text-lg);
}
.season-stats {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
}
.season-revenue {
  color: var(--primary-color);
  font-weight: 800;
}
.season-note {
  color: var(--text-secondary);
  font-size: var(--text-sm);
}

/* Card header used in historical/anre cards */
.card-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  justify-content: space-between;
  margin-bottom: var(--spacing-md);
}

.card-header .source-icon {
  font-size: var(--text-xl);
  color: var(--primary-color);
}

.card-header h4 {
  margin: 0;
  font-size: var(--text-lg);
  color: var(--text-primary);
  flex: 1;
}

.trend-indicator {
  font-size: var(--text-sm);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-sm);
  font-weight: 600;
  white-space: nowrap;
}
.trend-indicator.positive {
  background: rgba(34, 197, 94, 0.15);
  color: var(--success-color);
  border: 1px solid rgba(34, 197, 94, 0.4);
}
.trend-indicator.warning {
  background: rgba(245, 158, 11, 0.15);
  color: var(--warning-color);
  border: 1px solid rgba(245, 158, 11, 0.4);
}
.trend-indicator.neutral {
  background: rgba(148, 163, 184, 0.15);
  color: var(--text-secondary);
  border: 1px solid rgba(148, 163, 184, 0.3);
}

/* ANRE cards */
.fee-breakdown {
  display: grid;
  gap: var(--spacing-sm);
}

.fee-item {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) 0;
  border-bottom: 1px solid var(--border-color);
  align-items: center;
}

.fee-item.total {
  background: rgba(0, 255, 221, 0.08);
  border: 1px solid rgba(0, 255, 221, 0.3);
  border-radius: var(--radius-sm);
  padding: var(--spacing-sm);
}

.fee-label {
  color: var(--text-secondary);
  font-size: var(--text-sm);
}
.fee-value {
  color: var(--text-primary);
  font-weight: 700;
  text-align: right;
}
.fee-note {
  color: var(--text-secondary);
  font-size: var(--text-xs);
  text-align: right;
}

.region-cost {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: var(--spacing-md);
  margin: var(--spacing-md) 0;
}

/* Location-based ROI (Phase 3) */
.location-analysis {
  margin-top: var(--spacing-xl);
}
.region-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-md);
}
.region-option {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  transition: all 0.3s ease;
}
.region-option:hover {
  transform: translateY(-2px);
  border-color: var(--primary-color);
}
.region-option.active {
  border-color: var(--primary-color);
  box-shadow: 0 8px 24px rgba(0, 255, 221, 0.1);
}
.region-option h5 {
  margin: 0 0 var(--spacing-sm) 0;
  color: var(--text-primary);
}
.region-stats {
  display: flex;
  justify-content: space-between;
  color: var(--text-secondary);
  font-size: var(--text-sm);
}

.regional-analysis h4 {
  margin: 0 0 var(--spacing-md) 0;
  color: var(--text-primary);
  font-size: var(--text-lg);
}
.analysis-tabs {
  margin-top: var(--spacing-md);
}
.tab-buttons {
  display: flex;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
  flex-wrap: wrap;
}
.tab-btn {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: var(--text-sm);
}
.tab-btn.active {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 2px rgba(0, 255, 221, 0.1);
}
.tab-content {
  display: none;
}
.tab-content.active {
  display: block;
}

.congestion-metrics .metric-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-sm) 0;
  border-bottom: 1px solid var(--border-color);
}
.congestion-metrics .metric-row:last-child {
  border-bottom: none;
}
.congestion-metrics .metric-label {
  color: var(--text-secondary);
  font-size: var(--text-sm);
}
.congestion-metrics .metric-value {
  color: var(--primary-color);
  font-weight: 700;
}

.crossborder-opportunities {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--spacing-md);
}
.border-route {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
}
.border-route h5 {
  margin: 0 0 var(--spacing-sm) 0;
}
.route-profit {
  color: var(--primary-color);
  font-weight: 700;
  display: block;
}
.route-frequency {
  color: var(--text-secondary);
  font-size: var(--text-sm);
  display: block;
}

.connection-costs .cost-breakdown {
  display: grid;
  gap: var(--spacing-sm);
}
.connection-costs .cost-item {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) 0;
  border-bottom: 1px solid var(--border-color);
}
.connection-costs .cost-item:last-child {
  border-bottom: none;
}
.connection-costs .cost-label {
  color: var(--text-secondary);
  font-size: var(--text-sm);
}
.connection-costs .cost-value {
  color: var(--text-primary);
  font-weight: 700;
  text-align: right;
}

.region-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-sm);
}

.region-name {
  color: var(--text-primary);
  font-weight: 600;
}
.region-multiplier {
  background: rgba(0, 231, 255, 0.15);
  color: var(--secondary-color);
  border: 1px solid rgba(0, 231, 255, 0.35);
  border-radius: 999px;
  padding: 2px 8px;
  font-size: var(--text-xs);
}

.cost-details {
  display: grid;
  gap: 6px;
  color: var(--text-secondary);
  font-size: var(--text-sm);
}
.cost-item {
  display: inline-block;
}

.service-pricing {
  border-top: 1px solid var(--border-color);
  padding: var(--spacing-md) 0;
}

.service-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-sm);
}

.service-name {
  font-weight: 600;
  color: var(--text-primary);
}
.service-status {
  font-size: var(--text-xs);
  padding: 2px 8px;
  border-radius: 999px;
  font-weight: 700;
}
.service-status.available {
  background: rgba(34, 197, 94, 0.15);
  color: var(--success-color);
  border: 1px solid rgba(34, 197, 94, 0.4);
}
.service-status.limited {
  background: rgba(245, 158, 11, 0.15);
  color: var(--warning-color);
  border: 1px solid rgba(245, 158, 11, 0.4);
}
.service-status.future {
  background: rgba(148, 163, 184, 0.15);
  color: var(--text-secondary);
  border: 1px solid rgba(148, 163, 184, 0.3);
}

.pricing-details {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--spacing-sm);
  color: var(--text-secondary);
  font-size: var(--text-sm);
}

.regulatory-summary .compliance-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--spacing-md);
}

.compliance-item {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: var(--spacing-md);
}

.compliance-label {
  color: var(--text-secondary);
  font-size: var(--text-sm);
}
.compliance-value {
  color: var(--primary-color);
  font-weight: 700;
}
.compliance-note {
  color: var(--text-secondary);
  font-size: var(--text-xs);
}

/* Live feed table tweaks */
.data-table-container.card {
  padding: 0;
}
.data-table thead th,
.data-table tbody td {
  text-align: center;
}
.data-table thead th:first-child,
.data-table tbody td:first-child {
  text-align: left;
}

/* Responsive Design */
@media (max-width: 1200px) {
  .calculator-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  }

  .opportunities-grid {
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  }
}

@media (max-width: 768px) {
  :root {
    --content-padding: 1rem;
    --spacing-xl: 1.5rem;
    --spacing-2xl: 2rem;
    --spacing-3xl: 2.5rem;
  }

  .pricing-title {
    font-size: clamp(2rem, 6vw, var(--text-4xl));
  }

  .pricing-subtitle {
    font-size: var(--text-base);
  }

  .status-grid {
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--spacing-md);
  }

  .status-item {
    padding: var(--spacing-md);
    min-height: 100px;
  }

  .prices-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }

  .calculator-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }

  .opportunities-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }

  .opportunity-header {
    flex-direction: column;
    align-items: stretch;
    gap: var(--spacing-md);
  }

  .revenue-badge {
    align-self: flex-start;
  }

  .integration-header,
  .source-header {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-sm);
  }

  .data-sources-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }

  .section {
    padding: var(--spacing-2xl) 0;
  }

  .chart-wrapper {
    height: 300px;
    padding: var(--spacing-md);
  }

  .insights-grid,
  .historical-grid,
  .anre-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }
}

@media (max-width: 480px) {
  :root {
    --content-padding: 0.75rem;
  }

  .card {
    padding: clamp(var(--spacing-md), 6vw, var(--spacing-lg));
  }

  .price-value .amount {
    font-size: clamp(1.5rem, 5vw, 2rem);
  }

  .section-header h2 {
    font-size: clamp(1.5rem, 5vw, var(--text-2xl));
  }

  .hero-copy .hero-title {
    font-size: clamp(1.7rem, 7vw, 2rem);
  }

  .hero-copy .hero-subtitle {
    font-size: 0.9rem;
  }

  .hero-panel-header {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-xs);
  }

  .hero-metrics {
    gap: var(--spacing-xs);
  }

  .hero-metric .metric-label {
    font-size: 0.7rem;
  }

  .hero-metric .metric-value {
    font-size: clamp(0.95rem, 4.5vw, 1.2rem);
  }

  .hero-note {
    font-size: 0.75rem;
  }

  .status-item {
    min-height: 80px;
    padding: var(--spacing-sm);
  }

  .metric-item {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-xs);
    text-align: left;
  }

  .result-item {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-xs);
    text-align: left;
  }

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

/* Animation Enhancements */
@keyframes pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.7);
  }
  70% {
    box-shadow: 0 0 0 10px rgba(34, 197, 94, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(34, 197, 94, 0);
  }
}

/* Utility Classes */
.text-center {
  text-align: center;
}
.text-left {
  text-align: left;
}
.text-right {
  text-align: right;
}

.w-full {
  width: 100%;
}
.h-full {
  height: 100%;
}

.flex {
  display: flex;
}
.grid {
  display: grid;
}
.block {
  display: block;
}
.inline-block {
  display: inline-block;
}

.items-center {
  align-items: center;
}
.items-start {
  align-items: flex-start;
}
.items-end {
  align-items: flex-end;
}

.justify-center {
  justify-content: center;
}
.justify-between {
  justify-content: space-between;
}
.justify-start {
  justify-content: flex-start;
}
.justify-end {
  justify-content: flex-end;
}

.gap-sm {
  gap: var(--spacing-sm);
}
.gap-md {
  gap: var(--spacing-md);
}
.gap-lg {
  gap: var(--spacing-lg);
}
.gap-xl {
  gap: var(--spacing-xl);
}