:root {
  --bg-primary: #080c14;
  --bg-secondary: #0e1526;
  --bg-card: #131c33;
  --bg-card-alt: #18233f;
  --bg-hover: #1f2e52;
  --border-color: #203154;
  --border-light: #2d4372;
  --border-glow: rgba(0, 240, 255, 0.4);
  
  --accent-cyan: #00f0ff;
  --accent-cyan-light: #67e8f9;
  --accent-green: #10b981;
  --accent-green-light: #34d399;
  --accent-purple: #8b5cf6;
  --accent-purple-light: #a78bfa;
  --accent-amber: #f59e0b;
  --accent-amber-light: #fbbf24;
  --accent-red: #ef4444;
  --accent-blue: #3b82f6;
  
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  
  --font-sans: 'Plus Jakarta Sans', system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.6);
  --shadow-glow: 0 0 24px rgba(0, 240, 255, 0.18);
  --shadow-purple: 0 0 24px rgba(139, 92, 246, 0.18);
  --shadow-green: 0 0 24px rgba(16, 185, 129, 0.18);
  
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-sans);
  line-height: 1.6;
  padding: 20px 16px 50px;
  min-height: 100vh;
  background-image: 
    radial-gradient(ellipse 80% 50% at 50% -20%, rgba(0, 240, 255, 0.12), transparent),
    radial-gradient(ellipse 60% 40% at 90% 70%, rgba(139, 92, 246, 0.08), transparent),
    radial-gradient(ellipse 50% 30% at 10% 90%, rgba(16, 185, 129, 0.06), transparent);
  background-attachment: fixed;
}

/* REQUIRED CSS RULES PER SPECIFICATION */
input, select, textarea {
  min-width: 0;
}

.lang-switcher {
  flex-shrink: 0;
  display: flex;
  gap: 4px;
  background-color: var(--bg-hover);
  padding: 4px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
}

.brand {
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 14px;
}

.brand-title {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, #f8fafc 20%, var(--accent-cyan) 80%, var(--accent-purple) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* App Container */
.app-container {
  max-width: 1280px;
  margin: 0 auto;
}

/* Header */
.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 16px 24px;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  margin-bottom: 22px;
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(12px);
}

.logo-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(0, 240, 255, 0.2) 0%, rgba(139, 92, 246, 0.2) 100%);
  border: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-cyan);
  flex-shrink: 0;
  box-shadow: 0 0 15px rgba(0, 240, 255, 0.25);
}

.brand-subtitle {
  font-size: 0.8rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.status-indicator {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background-color: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.3);
  border-radius: 9999px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--accent-green-light);
  font-family: var(--font-mono);
}

.pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--accent-green);
  box-shadow: 0 0 8px var(--accent-green);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { transform: scale(0.95); opacity: 0.7; }
  50% { transform: scale(1.3); opacity: 1; }
  100% { transform: scale(0.95); opacity: 0.7; }
}

.currency-toggle {
  display: flex;
  background-color: var(--bg-hover);
  padding: 4px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  gap: 2px;
}

.curr-btn, .lang-btn {
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 0.78rem;
  font-weight: 600;
  padding: 5px 11px;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.curr-btn:hover, .lang-btn:hover {
  color: var(--text-primary);
}

.curr-btn.active, .lang-btn.active {
  background-color: var(--accent-cyan);
  color: #030812;
  font-weight: 700;
  box-shadow: 0 2px 8px rgba(0, 240, 255, 0.35);
}

/* Hero Section */
.hero-banner {
  background: linear-gradient(135deg, rgba(14, 21, 38, 0.9) 0%, rgba(19, 28, 51, 0.8) 100%);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 32px 30px;
  margin-bottom: 24px;
  box-shadow: var(--shadow-md);
  position: relative;
  overflow: hidden;
}

.hero-banner::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 380px;
  height: 100%;
  background: radial-gradient(circle at 100% 0%, rgba(0, 240, 255, 0.12), transparent 70%);
  pointer-events: none;
}

.hero-header {
  margin-bottom: 24px;
}

.hero-badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  background: rgba(0, 240, 255, 0.1);
  border: 1px solid rgba(0, 240, 255, 0.3);
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--accent-cyan);
  margin-bottom: 12px;
  font-family: var(--font-mono);
}

.hero-title {
  font-size: 2.1rem;
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}

.glow-cyan {
  color: var(--accent-cyan);
  text-shadow: 0 0 16px rgba(0, 240, 255, 0.4);
}

.hero-desc {
  color: var(--text-secondary);
  font-size: 0.96rem;
  max-width: 980px;
  line-height: 1.65;
}

/* Stats Row */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
  margin-top: 24px;
}

.stat-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 16px 18px;
  transition: transform 0.2s, border-color 0.2s;
}

.stat-card:hover {
  transform: translateY(-2px);
  border-color: var(--border-light);
}

.stat-label {
  font-size: 0.76rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 6px;
}

.stat-value {
  font-size: 1.5rem;
  font-weight: 800;
  font-family: var(--font-mono);
}

.stat-value.cyan { color: var(--accent-cyan); }
.stat-value.green { color: var(--accent-green-light); }
.stat-value.amber { color: var(--accent-amber); }
.stat-value.purple { color: var(--accent-purple-light); }

.stat-sub {
  font-size: 0.74rem;
  color: var(--text-secondary);
  margin-top: 4px;
}

/* Affiliate & Sponsor Banners */
.affiliate-section {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.affiliate-card {
  border-radius: var(--radius-lg);
  padding: 20px 22px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 16px;
  position: relative;
  overflow: hidden;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
}

.affiliate-card:hover {
  transform: translateY(-2px);
}

.card-runpod {
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.12) 0%, rgba(14, 21, 38, 0.95) 100%);
  border-color: rgba(139, 92, 246, 0.35);
}

.card-runpod:hover {
  border-color: rgba(139, 92, 246, 0.6);
  box-shadow: var(--shadow-purple);
}

.card-siliconflow {
  background: linear-gradient(135deg, rgba(0, 240, 255, 0.12) 0%, rgba(14, 21, 38, 0.95) 100%);
  border-color: rgba(0, 240, 255, 0.35);
}

.card-siliconflow:hover {
  border-color: rgba(0, 240, 255, 0.6);
  box-shadow: var(--shadow-glow);
}

.card-bybit {
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.12) 0%, rgba(14, 21, 38, 0.95) 100%);
  border-color: rgba(16, 185, 129, 0.35);
}

.card-bybit:hover {
  border-color: rgba(16, 185, 129, 0.6);
  box-shadow: var(--shadow-green);
}

.aff-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 8px;
  font-family: var(--font-mono);
}

.tag-runpod { color: var(--accent-purple-light); }
.tag-silicon { color: var(--accent-cyan); }
.tag-bybit { color: var(--accent-green-light); }

.aff-title {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 6px;
  color: #ffffff;
}

.aff-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.aff-buttons {
  display: flex;
  gap: 10px;
  margin-top: 6px;
  flex-wrap: wrap;
}

.btn-aff {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.84rem;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.2s;
  border: 1px solid transparent;
}

.btn-aff-purple {
  background-color: var(--accent-purple);
  color: #ffffff;
  box-shadow: 0 4px 12px rgba(139, 92, 246, 0.35);
}

.btn-aff-purple:hover {
  background-color: var(--accent-purple-light);
  transform: translateY(-1px);
}

.btn-aff-cyan {
  background-color: var(--accent-cyan);
  color: #040914;
  box-shadow: 0 4px 12px rgba(0, 240, 255, 0.35);
}

.btn-aff-cyan:hover {
  background-color: #ffffff;
  transform: translateY(-1px);
}

.btn-aff-green {
  background-color: var(--accent-green);
  color: #040914;
  box-shadow: 0 4px 12px rgba(16, 185, 129, 0.35);
}

.btn-aff-green:hover {
  background-color: #ffffff;
  transform: translateY(-1px);
}

.btn-aff-outline {
  background: transparent;
  border-color: var(--border-light);
  color: var(--text-primary);
}

.btn-aff-outline:hover {
  background-color: var(--bg-hover);
  border-color: var(--text-secondary);
}

/* Tabs Navigation */
.mode-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 20px;
  background-color: var(--bg-secondary);
  padding: 6px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  overflow-x: auto;
}

.mode-tab {
  flex: 1;
  min-width: 170px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 18px;
  background: none;
  border: none;
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  font-size: 0.88rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.mode-tab:hover {
  color: var(--text-primary);
  background-color: rgba(255, 255, 255, 0.04);
}

.mode-tab.active {
  background: linear-gradient(135deg, var(--bg-card) 0%, var(--bg-hover) 100%);
  color: var(--accent-cyan);
  border: 1px solid rgba(0, 240, 255, 0.35);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
}

.tab-icon {
  font-size: 1.1rem;
}

/* Controls Bar */
.controls-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  margin-bottom: 20px;
}

.model-selector-group {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.model-pill-btn {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.model-pill-btn:hover {
  color: var(--text-primary);
  border-color: var(--border-light);
}

.model-pill-btn.active {
  background-color: rgba(0, 240, 255, 0.12);
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
  font-weight: 700;
}

.matrix-filters {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.filter-select {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  font-weight: 500;
  cursor: pointer;
  outline: none;
}

.filter-select:focus {
  border-color: var(--accent-cyan);
}

.toggle-switch-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  color: var(--text-secondary);
  cursor: pointer;
}

.toggle-switch-wrap input[type="checkbox"] {
  cursor: pointer;
  accent-color: var(--accent-cyan);
}

/* Pricing Matrix View */
.pricing-matrix-container {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.provider-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: 16px;
}

.provider-card {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 20px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 16px;
  transition: transform 0.2s, border-color 0.2s, box-shadow 0.2s;
  position: relative;
}

.provider-card:hover {
  transform: translateY(-2px);
  border-color: var(--border-light);
  box-shadow: var(--shadow-md);
}

.provider-card.cheapest {
  border-color: rgba(16, 185, 129, 0.5);
  background: linear-gradient(180deg, rgba(16, 185, 129, 0.05) 0%, var(--bg-secondary) 100%);
}

.provider-card.fastest {
  border-color: rgba(0, 240, 255, 0.5);
  background: linear-gradient(180deg, rgba(0, 240, 255, 0.05) 0%, var(--bg-secondary) 100%);
}

.provider-badge-corner {
  position: absolute;
  top: 14px;
  right: 14px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 9999px;
  text-transform: uppercase;
  font-family: var(--font-mono);
}

.badge-green {
  background-color: rgba(16, 185, 129, 0.15);
  color: var(--accent-green-light);
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.badge-cyan {
  background-color: rgba(0, 240, 255, 0.15);
  color: var(--accent-cyan);
  border: 1px solid rgba(0, 240, 255, 0.3);
}

.badge-purple {
  background-color: rgba(139, 92, 246, 0.15);
  color: var(--accent-purple-light);
  border: 1px solid rgba(139, 92, 246, 0.3);
}

.provider-header {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.provider-logo {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  flex-shrink: 0;
}

.provider-name-box {
  padding-right: 80px;
}

.provider-name {
  font-size: 1.15rem;
  font-weight: 700;
  color: #ffffff;
}

.provider-tagline {
  font-size: 0.78rem;
  color: var(--text-secondary);
}

.provider-specs-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 12px;
}

.spec-item {
  display: flex;
  flex-direction: column;
}

.spec-name {
  font-size: 0.72rem;
  color: var(--text-muted);
  text-transform: uppercase;
  font-weight: 600;
  margin-bottom: 2px;
}

.spec-val {
  font-size: 0.95rem;
  font-weight: 700;
  font-family: var(--font-mono);
  color: var(--text-primary);
}

.spec-val.green { color: var(--accent-green-light); }
.spec-val.cyan { color: var(--accent-cyan); }
.spec-val.purple { color: var(--accent-purple-light); }

.cache-info-box {
  background: rgba(0, 240, 255, 0.05);
  border: 1px dashed rgba(0, 240, 255, 0.25);
  border-radius: var(--radius-sm);
  padding: 8px 10px;
  font-size: 0.76rem;
  color: var(--accent-cyan-light);
  display: flex;
  align-items: center;
  gap: 6px;
}

.provider-footer-actions {
  display: flex;
  gap: 8px;
}

.btn-provider-action {
  flex: 1;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-weight: 600;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  border: 1px solid var(--border-color);
  background-color: var(--bg-card);
  color: var(--text-primary);
  transition: all 0.2s;
}

.btn-provider-action:hover {
  background-color: var(--bg-hover);
  border-color: var(--border-light);
}

.btn-provider-action.primary {
  background-color: var(--accent-cyan);
  color: #030812;
  font-weight: 700;
  border: none;
}

.btn-provider-action.primary:hover {
  background-color: #ffffff;
}

/* Master Comparison Table */
.matrix-table-wrap {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 16px;
  overflow-x: auto;
  box-shadow: var(--shadow-sm);
}

.matrix-table-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.matrix-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.84rem;
  text-align: left;
}

.matrix-table th {
  background-color: var(--bg-card);
  color: var(--text-secondary);
  font-weight: 700;
  padding: 12px 14px;
  border-bottom: 1px solid var(--border-color);
  text-transform: uppercase;
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.matrix-table td {
  padding: 12px 14px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  white-space: nowrap;
}

.matrix-table tr:hover td {
  background-color: rgba(255, 255, 255, 0.02);
}

.table-provider-name {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  color: #ffffff;
}

.table-chip {
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 0.7rem;
  font-weight: 600;
  font-family: var(--font-mono);
}

/* Local Hardware ROI Calculator View */
.roi-calculator-layout {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 20px;
}

@media (max-width: 960px) {
  .roi-calculator-layout {
    grid-template-columns: 1fr;
  }
}

.calc-panel {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-sm);
}

.calc-panel-header {
  margin-bottom: 20px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--border-color);
}

.calc-panel-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: #ffffff;
  display: flex;
  align-items: center;
  gap: 10px;
}

.calc-panel-desc {
  font-size: 0.82rem;
  color: var(--text-secondary);
  margin-top: 4px;
}

.form-group {
  margin-bottom: 18px;
}

.form-label {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.form-label-val {
  font-family: var(--font-mono);
  color: var(--accent-cyan);
  font-weight: 700;
}

.form-select, .form-input {
  width: 100%;
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  font-family: var(--font-sans);
  outline: none;
  transition: border-color 0.2s;
}

.form-select:focus, .form-input:focus {
  border-color: var(--accent-cyan);
  box-shadow: 0 0 10px rgba(0, 240, 255, 0.2);
}

.range-slider {
  width: 100%;
  height: 6px;
  background: var(--bg-card-alt);
  border-radius: 3px;
  outline: none;
  accent-color: var(--accent-cyan);
  cursor: pointer;
}

.preset-pills-row {
  display: flex;
  gap: 6px;
  margin-top: 8px;
  flex-wrap: wrap;
}

.preset-pill {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  font-size: 0.74rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 9999px;
  cursor: pointer;
  transition: all 0.2s;
}

.preset-pill:hover {
  color: var(--text-primary);
  border-color: var(--border-light);
}

.preset-pill.active {
  background-color: rgba(0, 240, 255, 0.15);
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
}

.hardware-card-selected {
  background: linear-gradient(135deg, rgba(24, 35, 63, 0.8) 0%, rgba(14, 21, 38, 0.9) 100%);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  margin-top: 8px;
}

.hw-specs-line {
  display: flex;
  justify-content: space-between;
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-bottom: 4px;
}

.hw-specs-line span:last-child {
  font-weight: 600;
  color: var(--text-primary);
  font-family: var(--font-mono);
}

/* ROI Results Box */
.roi-verdict-banner {
  border-radius: var(--radius-lg);
  padding: 20px 24px;
  margin-bottom: 20px;
  position: relative;
  overflow: hidden;
  border: 1px solid transparent;
}

.verdict-buy-hardware {
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.15) 0%, rgba(14, 21, 38, 0.95) 100%);
  border-color: rgba(16, 185, 129, 0.4);
}

.verdict-stick-to-api {
  background: linear-gradient(135deg, rgba(0, 240, 255, 0.15) 0%, rgba(14, 21, 38, 0.95) 100%);
  border-color: rgba(0, 240, 255, 0.4);
}

.verdict-tag {
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-family: var(--font-mono);
  margin-bottom: 6px;
}

.verdict-title {
  font-size: 1.4rem;
  font-weight: 800;
  margin-bottom: 8px;
}

.verdict-summary {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

.roi-metrics-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-bottom: 20px;
}

.roi-metric-box {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 14px 16px;
}

.roi-metric-label {
  font-size: 0.74rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  margin-bottom: 4px;
}

.roi-metric-num {
  font-size: 1.4rem;
  font-weight: 800;
  font-family: var(--font-mono);
}

/* Comparison Bar Chart (Visual) */
.tco-comparison-box {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 18px;
  margin-bottom: 20px;
}

.tco-title {
  font-size: 0.88rem;
  font-weight: 700;
  margin-bottom: 14px;
  display: flex;
  justify-content: space-between;
}

.tco-bar-group {
  margin-bottom: 12px;
}

.tco-bar-label {
  display: flex;
  justify-content: space-between;
  font-size: 0.78rem;
  margin-bottom: 4px;
}

.tco-bar-track {
  height: 12px;
  background-color: var(--bg-card-alt);
  border-radius: 6px;
  overflow: hidden;
  position: relative;
}

.tco-bar-fill {
  height: 100%;
  border-radius: 6px;
  transition: width 0.5s ease-out;
}

.tco-bar-fill.api-color {
  background: linear-gradient(90deg, #3b82f6, #00f0ff);
}

.tco-bar-fill.gpu-color {
  background: linear-gradient(90deg, #10b981, #34d399);
}

/* Code Generator View */
.code-generator-section {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-sm);
}

.code-header-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 14px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.lang-tab-group {
  display: flex;
  gap: 6px;
  background-color: var(--bg-card);
  padding: 4px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
}

.code-tab-btn {
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 0.82rem;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  gap: 6px;
}

.code-tab-btn:hover {
  color: var(--text-primary);
}

.code-tab-btn.active {
  background-color: var(--bg-hover);
  color: var(--accent-cyan);
  font-weight: 700;
}

.code-actions-right {
  display: flex;
  align-items: center;
  gap: 10px;
}

.btn-copy-code {
  background-color: var(--accent-cyan);
  color: #030812;
  font-weight: 700;
  border: none;
  padding: 7px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  cursor: pointer;
  transition: all 0.2s;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.btn-copy-code:hover {
  background-color: #ffffff;
  transform: translateY(-1px);
}

.code-block-wrapper {
  background-color: #060910;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  font-family: var(--font-mono);
  font-size: 0.84rem;
  overflow-x: auto;
  position: relative;
  line-height: 1.6;
}

.code-block-wrapper pre {
  margin: 0;
  color: #e2e8f0;
}

/* Syntax Highlighting Colors */
.code-kw { color: #f43f5e; font-weight: 700; }
.code-str { color: #10b981; }
.code-cmt { color: #64748b; font-style: italic; }
.code-fn { color: #00f0ff; }
.code-var { color: #a78bfa; }
.code-num { color: #fbbf24; }

/* Knowledge & Guide Cards */
.guide-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 16px;
  margin-top: 24px;
}

.guide-card {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 22px;
}

.guide-card-icon {
  font-size: 1.8rem;
  margin-bottom: 10px;
}

.guide-card-title {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: #ffffff;
}

.guide-card-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Footer Section */
.portal-footer {
  margin-top: 40px;
  padding-top: 24px;
  border-top: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  gap: 16px;
  align-items: center;
}

.portal-backlink {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--accent-cyan);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 700;
  padding: 8px 16px;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  transition: all 0.2s;
}

.portal-backlink:hover {
  background-color: var(--bg-hover);
  border-color: var(--accent-cyan);
  transform: translateX(-2px);
}

.portal-disclaimer {
  max-width: 1000px;
  text-align: center;
  font-size: 0.78rem;
  color: var(--text-muted);
  line-height: 1.65;
  background-color: rgba(14, 21, 38, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-md);
  padding: 16px 20px;
}

/* Responsive adjustments */
@media (max-width: 768px) {
  body {
    padding: 12px 10px 40px;
  }
  
  .header {
    flex-direction: column;
    align-items: flex-start;
  }
  
  .header-right {
    width: 100%;
    justify-content: space-between;
  }
  
  .hero-title {
    font-size: 1.6rem;
  }
  
  .provider-cards-grid {
    grid-template-columns: 1fr;
  }
  
  .roi-metrics-grid {
    grid-template-columns: 1fr;
  }
}