/* ==========================================================================
   Salesgency Autonomous Builder & Marketplace Stylesheet
   Design System: Obsidian Dark + Glassmorphism + Electric Accents
   ========================================================================== */

:root {
  --bg-primary: #070a12;
  --bg-secondary: #0d121f;
  --bg-surface: rgba(15, 23, 42, 0.7);
  --bg-surface-hover: rgba(30, 41, 59, 0.85);
  --bg-glass: rgba(15, 23, 42, 0.55);
  
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-card: rgba(255, 255, 255, 0.12);
  --border-active: rgba(16, 185, 129, 0.4);
  
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  
  --accent-emerald: #10b981;
  --accent-cyan: #06b6d4;
  --accent-indigo: #6366f1;
  --accent-purple: #8b5cf6;
  
  --gradient-accent: linear-gradient(135deg, #10b981 0%, #06b6d4 50%, #6366f1 100%);
  --gradient-card: linear-gradient(180deg, rgba(255, 255, 255, 0.04) 0%, rgba(255, 255, 255, 0) 100%);
  --glow-emerald: 0 0 35px rgba(16, 185, 129, 0.25);
  --glow-cyan: 0 0 35px rgba(6, 182, 212, 0.25);
  
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  
  --font-sans: 'Outfit', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', Menlo, Monaco, Consolas, monospace;
}

* {
  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;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* Background Ambient Glows */
.bg-glow-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  pointer-events: none;
  z-index: 0;
  opacity: 0.4;
}

.orb-1 {
  top: -100px;
  left: 20%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(16, 185, 129, 0.35) 0%, rgba(6, 182, 212, 0) 70%);
}

.orb-2 {
  top: 600px;
  right: 10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.3) 0%, rgba(139, 92, 246, 0) 70%);
}

/* Container */
.container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 1;
}

/* Navbar */
.nav-header {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  background: rgba(7, 10, 18, 0.75);
  border-bottom: 1px solid var(--border-subtle);
  padding: 16px 0;
}

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

.logo-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--text-primary);
  font-weight: 700;
  font-size: 1.25rem;
}

.logo-badge-icon {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: var(--gradient-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--glow-emerald);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
  list-style: none;
}

.nav-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  transition: color 0.2s ease;
}

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.2s ease;
  border: 1px solid transparent;
}

.btn-primary {
  background: var(--gradient-accent);
  color: #000;
  box-shadow: 0 4px 20px rgba(16, 185, 129, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 25px rgba(16, 185, 129, 0.45);
}

.btn-outline {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--border-subtle);
  color: var(--text-primary);
  backdrop-filter: blur(8px);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
}

.btn-sm {
  padding: 6px 14px;
  font-size: 0.85rem;
}

/* Hero Section */
.hero-section {
  padding: 80px 0 60px;
  text-align: center;
  position: relative;
}

.hero-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border-radius: 999px;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: var(--accent-emerald);
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 24px;
}

.hero-title {
  font-size: 3.5rem;
  line-height: 1.15;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.hero-title-gradient {
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 1.2rem;
  color: var(--text-secondary);
  max-width: 720px;
  margin: 0 auto 40px;
}

/* Mode Switcher Tabs */
.mode-tabs {
  display: inline-flex;
  background: rgba(15, 23, 42, 0.8);
  border: 1px solid var(--border-subtle);
  padding: 6px;
  border-radius: var(--radius-lg);
  gap: 6px;
  margin-bottom: 28px;
  backdrop-filter: blur(12px);
}

.mode-tab {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius-md);
  border: none;
  background: transparent;
  color: var(--text-secondary);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.mode-tab.active {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-primary);
  border: 1px solid rgba(255, 255, 255, 0.15);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.mode-tab:hover:not(.active) {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.04);
}

/* Prompt Box */
.prompt-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-xl);
  padding: 24px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(20px);
  max-width: 880px;
  margin: 0 auto 36px;
  text-align: left;
  transition: border-color 0.3s ease;
}

.prompt-card:focus-within {
  border-color: var(--accent-emerald);
  box-shadow: var(--glow-emerald), 0 20px 50px rgba(0, 0, 0, 0.5);
}

.prompt-textarea {
  width: 100%;
  background: transparent;
  border: none;
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 1.15rem;
  line-height: 1.6;
  resize: none;
  outline: none;
  min-height: 80px;
}

.prompt-textarea::placeholder {
  color: var(--text-muted);
}

.prompt-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--border-subtle);
  flex-wrap: wrap;
  gap: 12px;
}

.prompt-presets {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.preset-chip {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  border-radius: 999px;
  padding: 4px 12px;
  font-size: 0.8rem;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.2s ease;
}

.preset-chip:hover {
  background: rgba(16, 185, 129, 0.15);
  border-color: var(--accent-emerald);
  color: var(--text-primary);
}

/* Interactive Sandbox Dual Pane */
.sandbox-section {
  margin: 40px 0 100px;
}

.sandbox-container {
  background: var(--bg-secondary);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.6);
}

.sandbox-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  background: rgba(15, 23, 42, 0.9);
  border-bottom: 1px solid var(--border-subtle);
}

.window-dots {
  display: flex;
  gap: 8px;
}

.dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}
.dot-red { background: #ef4444; }
.dot-yellow { background: #f59e0b; }
.dot-green { background: #10b981; }

.sandbox-tabs {
  display: flex;
  gap: 12px;
}

.sandbox-tab-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
}

.sandbox-tab-btn.active {
  color: var(--accent-emerald);
  background: rgba(16, 185, 129, 0.1);
}

.sandbox-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  min-height: 480px;
}

@media (max-width: 900px) {
  .sandbox-grid {
    grid-template-columns: 1fr;
  }
}

.sandbox-terminal {
  background: #050811;
  padding: 20px;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: #a7f3d0;
  border-right: 1px solid var(--border-subtle);
  overflow-y: auto;
  max-height: 520px;
}

.terminal-line {
  margin-bottom: 8px;
  display: flex;
  gap: 10px;
  line-height: 1.5;
}

.terminal-time {
  color: var(--text-muted);
  user-select: none;
}

.terminal-cursor {
  display: inline-block;
  width: 8px;
  height: 16px;
  background: var(--accent-emerald);
  animation: blink 1s infinite;
  vertical-align: middle;
}

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

.sandbox-preview {
  background: #0a0e1a;
  padding: 20px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.preview-code {
  font-family: var(--font-mono);
  font-size: 0.825rem;
  color: #93c5fd;
  white-space: pre-wrap;
  word-break: break-all;
  overflow-y: auto;
  max-height: 420px;
  background: rgba(0, 0, 0, 0.3);
  padding: 16px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.preview-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--border-subtle);
}

/* Feature Pillars Grid (prompt2app inspired) */
.section {
  padding: 90px 0;
}

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 60px;
}

.section-pill {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent-cyan);
  margin-bottom: 12px;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.section-desc {
  color: var(--text-secondary);
  font-size: 1.1rem;
}

.pillars-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

@media (max-width: 860px) {
  .pillars-grid {
    grid-template-columns: 1fr;
  }
}

.pillar-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 36px 28px;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.pillar-card:hover {
  transform: translateY(-5px);
  border-color: var(--border-active);
  background: var(--bg-surface-hover);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.4);
}

.pillar-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 24px;
}

.pillar-title {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.pillar-desc {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* 4-Step Process Timeline */
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  position: relative;
}

@media (max-width: 992px) {
  .process-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 580px) {
  .process-grid {
    grid-template-columns: 1fr;
  }
}

.process-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  position: relative;
}

.process-step-num {
  font-size: 2.2rem;
  font-weight: 900;
  color: rgba(255, 255, 255, 0.1);
  margin-bottom: 12px;
  font-family: var(--font-mono);
}

.process-step-title {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.process-step-desc {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* Template Storefront / Marketplace Grid */
.marketplace-filters {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 36px;
  flex-wrap: wrap;
  gap: 16px;
}

.category-pills {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.cat-pill {
  padding: 8px 16px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.cat-pill.active,
.cat-pill:hover {
  background: var(--gradient-accent);
  color: #000;
  border-color: transparent;
}

.search-input {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  padding: 8px 16px;
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 0.9rem;
  outline: none;
  min-width: 240px;
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

@media (max-width: 980px) {
  .products-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .products-grid {
    grid-template-columns: 1fr;
  }
}

.product-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 28px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: all 0.3s ease;
}

.product-card:hover {
  border-color: var(--border-active);
  transform: translateY(-4px);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.4);
}

.product-badge {
  align-self: flex-start;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(6, 182, 212, 0.15);
  color: var(--accent-cyan);
  font-size: 0.75rem;
  font-weight: 700;
  margin-bottom: 16px;
}

.product-name {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.product-tagline {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 20px;
  min-height: 44px;
}

.product-features-list {
  list-style: none;
  margin-bottom: 24px;
}

.product-features-list li {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.product-features-list li::before {
  content: '✓';
  color: var(--accent-emerald);
  font-weight: bold;
}

.product-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 20px;
  border-top: 1px solid var(--border-subtle);
}

.product-price {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text-primary);
}

.product-price span {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 400;
}

/* Pricing Grid */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  max-width: 1100px;
  margin: 0 auto;
}

@media (max-width: 880px) {
  .pricing-grid {
    grid-template-columns: 1fr;
  }
}

.pricing-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 36px 30px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
}

.pricing-card.featured {
  border-color: var(--accent-emerald);
  background: rgba(16, 185, 129, 0.04);
  box-shadow: var(--glow-emerald);
}

.featured-pill {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gradient-accent);
  color: #000;
  font-size: 0.75rem;
  font-weight: 800;
  padding: 4px 14px;
  border-radius: 999px;
}

.pricing-tier-name {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.pricing-tier-desc {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-bottom: 24px;
}

.pricing-amount {
  font-size: 3rem;
  font-weight: 900;
  line-height: 1;
  margin-bottom: 24px;
}

.pricing-amount span {
  font-size: 1rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* Modal */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(12px);
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal-overlay.active {
  display: flex;
}

.modal-content {
  background: var(--bg-secondary);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-xl);
  max-width: 680px;
  width: 100%;
  padding: 36px;
  position: relative;
  max-height: 90vh;
  overflow-y: auto;
}

.modal-close {
  position: absolute;
  top: 20px;
  right: 20px;
  background: rgba(255, 255, 255, 0.1);
  border: none;
  color: var(--text-primary);
  width: 32px;
  height: 32px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}

/* Footer */
.footer {
  border-top: 1px solid var(--border-subtle);
  padding: 60px 0 40px;
  background: #05070d;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

@media (max-width: 768px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

.footer-col h4 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 16px;
}

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

.footer-col ul li {
  margin-bottom: 10px;
}

.footer-col ul li a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color 0.2s ease;
}

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

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 30px;
  border-top: 1px solid var(--border-subtle);
  color: var(--text-muted);
  font-size: 0.875rem;
}

/* AST Graph Validator Styles */
.ast-graph-view {
  background: #060913;
  padding: 24px;
  display: none;
  flex-direction: column;
  gap: 16px;
  overflow-y: auto;
  max-height: 520px;
}

.ast-graph-view.active {
  display: flex;
}

.ast-node-card {
  background: rgba(15, 23, 42, 0.9);
  border: 1px solid var(--border-subtle);
  border-left: 4px solid var(--accent-emerald);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  position: relative;
  transition: all 0.2s ease;
}

.ast-node-card:hover {
  border-color: var(--accent-emerald);
  transform: translateX(4px);
  background: rgba(30, 41, 59, 0.95);
}

.ast-node-card.type-webhook { border-left-color: #3b82f6; }
.ast-node-card.type-validator { border-left-color: #eab308; }
.ast-node-card.type-enrichment { border-left-color: #06b6d4; }
.ast-node-card.type-ai { border-left-color: #8b5cf6; }
.ast-node-card.type-dispatch { border-left-color: #10b981; }

.ast-node-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 6px;
}

.ast-node-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 8px;
}

.ast-node-badge {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-muted);
}

.ast-node-desc {
  font-size: 0.825rem;
  color: var(--text-secondary);
  font-family: var(--font-mono);
}

.ast-connector-arrow {
  text-align: center;
  color: var(--text-muted);
  font-size: 0.8rem;
  line-height: 1;
}