/* ============================================
   MoltGrid — Apple/AI Glass Aesthetic
   Clean, sleek, glassmorphism design
   ============================================ */

:root {
  /* Colors */
  --bg-primary: #050508;
  --bg-secondary: #0a0a0f;
  --glass-bg: rgba(255, 255, 255, 0.03);
  --glass-border: rgba(255, 255, 255, 0.08);
  --glass-hover: rgba(255, 255, 255, 0.06);
  
  --text-primary: rgba(255, 255, 255, 0.95);
  --text-secondary: rgba(255, 255, 255, 0.6);
  --text-tertiary: rgba(255, 255, 255, 0.4);
  
  --accent-primary: #6366f1;
  --accent-secondary: #8b5cf6;
  --accent-glow: rgba(99, 102, 241, 0.4);
  
  --gradient-primary: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #a855f7 100%);
  --gradient-subtle: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(139, 92, 246, 0.1) 100%);
  
  --success: #10b981;
  --warning: #f59e0b;
  --error: #ef4444;
  
  /* Typography */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'SF Mono', 'Fira Code', 'Consolas', monospace;
  
  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;
  
  /* Borders */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;
  
  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms ease;
}

/* ============================================
   Reset & Base
   ============================================ */

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

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

body {
  font-family: var(--font-family);
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-primary);
  background: var(--bg-primary);
  min-height: 100vh;
  overflow-x: hidden;
}

/* ============================================
   Ambient Background
   ============================================ */

.ambient {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.4;
  animation: float 20s ease-in-out infinite;
}

.orb-1 {
  width: 600px;
  height: 600px;
  background: var(--accent-primary);
  top: -200px;
  right: -100px;
  animation-delay: 0s;
}

.orb-2 {
  width: 500px;
  height: 500px;
  background: var(--accent-secondary);
  bottom: -150px;
  left: -100px;
  animation-delay: -7s;
}

.orb-3 {
  width: 400px;
  height: 400px;
  background: #a855f7;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  opacity: 0.2;
  animation-delay: -14s;
}

@keyframes float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(30px, -30px) scale(1.05); }
  66% { transform: translate(-20px, 20px) scale(0.95); }
}

.noise {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  opacity: 0.015;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
}

/* ============================================
   Glass Card Component
   ============================================ */

.glass-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  transition: all var(--transition-base);
}

.glass-card:hover {
  background: var(--glass-hover);
  border-color: rgba(255, 255, 255, 0.12);
  transform: translateY(-2px);
}

/* ============================================
   Navigation
   ============================================ */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: var(--space-md) var(--space-xl);
  background: rgba(5, 5, 8, 0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border);
}

.nav-inner {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-xl);
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  text-decoration: none;
  color: var(--text-primary);
}

.logo-mark {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-primary);
  border-radius: var(--radius-md);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: -0.02em;
}

.logo-text {
  font-weight: 600;
  font-size: 18px;
  letter-spacing: -0.02em;
}

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

.nav-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: color var(--transition-fast);
}

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

.nav-actions {
  display: flex;
  gap: var(--space-sm);
}

/* ============================================
   Buttons
   ============================================ */

.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 10px 20px;
  font-family: inherit;
  font-size: 14px;
  font-weight: 500;
  border: none;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-fast);
  overflow: hidden;
}

.btn-primary {
  background: var(--gradient-primary);
  color: white;
  box-shadow: 0 4px 20px var(--accent-glow);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 30px var(--accent-glow);
}

.btn-glow {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  transform: translateX(-100%);
  transition: transform 0.6s ease;
}

.btn-primary:hover .btn-glow {
  transform: translateX(100%);
}

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--glass-border);
}

.btn-ghost:hover {
  background: var(--glass-bg);
  color: var(--text-primary);
  border-color: rgba(255, 255, 255, 0.15);
}

.btn-glass {
  background: var(--glass-bg);
  color: var(--text-primary);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(10px);
}

.btn-glass:hover {
  background: var(--glass-hover);
  border-color: rgba(255, 255, 255, 0.15);
}

.btn-large {
  padding: 14px 28px;
  font-size: 15px;
}

.btn-small {
  padding: 6px 14px;
  font-size: 13px;
}

.btn-full {
  width: 100%;
}

/* ============================================
   Hero Section
   ============================================ */

.hero {
  position: relative;
  z-index: 10;
  min-height: 100vh;
  padding: 140px var(--space-xl) var(--space-4xl);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4xl);
  align-items: center;
  max-width: 1400px;
  margin: 0 auto;
}

.hero-content {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 8px 16px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-full);
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  width: fit-content;
}

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

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.hero h1 {
  font-size: clamp(40px, 5vw, 64px);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.1;
  background: linear-gradient(180deg, var(--text-primary) 0%, var(--text-secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  font-size: 18px;
  color: var(--text-secondary);
  max-width: 500px;
  line-height: 1.7;
}

.hero-sub strong {
  color: var(--text-primary);
  font-weight: 600;
}

/* Flow Steps - Centered */
.flow-steps {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  flex-wrap: wrap;
  padding: var(--space-lg) 0;
  margin: var(--space-md) 0;
}

.flow-step {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  padding: 8px 14px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-full);
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  white-space: nowrap;
}

.flow-icon {
  font-size: 14px;
}

.flow-arrow {
  color: var(--text-tertiary);
  font-size: 14px;
}

.hero-actions {
  display: flex;
  gap: var(--space-md);
  margin-top: var(--space-sm);
}

.token-bar {
  display: flex;
  gap: var(--space-md);
  margin-top: var(--space-lg);
  flex-wrap: wrap;
}

.token-chip {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: var(--space-sm) var(--space-md);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
}

.token-label {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-tertiary);
}

.token-address {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-secondary);
}

/* Hero Visual */
.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.stats-card {
  width: 100%;
  max-width: 400px;
  padding: var(--space-xl);
}

.card-header {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--text-tertiary);
}

.status-dot.live {
  background: var(--success);
  box-shadow: 0 0 10px var(--success);
  animation: pulse 2s ease-in-out infinite;
}

.stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
}

.stats-grid .stat:first-child {
  grid-column: span 2;
}

.stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.stat-value {
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -0.02em;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-label {
  font-size: 12px;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Network Visualization */
.network-viz {
  position: relative;
  width: 160px;
  height: 160px;
  margin: 0 auto;
}

.node-ring {
  position: absolute;
  inset: 0;
  border: 1px solid var(--glass-border);
  border-radius: 50%;
  animation: spin 20s linear infinite;
}

.node-ring.ring-2 {
  inset: 20px;
  animation-duration: 15s;
  animation-direction: reverse;
}

.node-ring.ring-3 {
  inset: 40px;
  animation-duration: 10s;
}

.node-center {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 40px;
  height: 40px;
  transform: translate(-50%, -50%);
  background: var(--gradient-primary);
  border-radius: 50%;
  box-shadow: 0 0 40px var(--accent-glow);
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* ============================================
   Features Section
   ============================================ */

.features {
  position: relative;
  z-index: 10;
  padding: var(--space-4xl) var(--space-xl);
  max-width: 1400px;
  margin: 0 auto;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
}

.feature-card {
  padding: var(--space-xl);
  text-align: center;
}

.feature-icon {
  font-size: 32px;
  margin-bottom: var(--space-md);
}

.feature-card h3 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: var(--space-sm);
  letter-spacing: -0.01em;
}

.feature-card p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ============================================
   Sections
   ============================================ */

.section {
  position: relative;
  z-index: 10;
  padding: var(--space-4xl) var(--space-xl);
  max-width: 1400px;
  margin: 0 auto;
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-3xl);
}

.section-header h2 {
  font-size: clamp(28px, 3vw, 40px);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-sm);
}

.section-header p {
  font-size: 16px;
  color: var(--text-secondary);
  max-width: 500px;
  margin: 0 auto;
}

/* AgentID Gate */
.gate-layout {
  display: grid;
  grid-template-columns: 1fr 400px;
  gap: var(--space-2xl);
  align-items: start;
}

.gate-steps {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.step-card {
  display: flex;
  gap: var(--space-lg);
  padding: var(--space-xl);
  align-items: flex-start;
}

.step-number {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-primary);
  border-radius: 50%;
  font-weight: 700;
  font-size: 16px;
  flex-shrink: 0;
}

.step-content h4 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: var(--space-xs);
}

.step-content p {
  font-size: 14px;
  color: var(--text-secondary);
}

.verify-card {
  padding: var(--space-xl);
  position: sticky;
  top: 100px;
}

.verify-card .card-header {
  justify-content: space-between;
  margin-bottom: var(--space-xl);
}

.verify-card h3 {
  font-size: 18px;
  font-weight: 600;
}

.status-badge {
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.status-badge.pending {
  background: rgba(245, 158, 11, 0.15);
  color: var(--warning);
}

.status-badge.verified {
  background: rgba(16, 185, 129, 0.15);
  color: var(--success);
}

.verify-fields {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
}

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.field label {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-tertiary);
}

.field-value {
  font-size: 14px;
  color: var(--text-primary);
  padding: var(--space-sm) var(--space-md);
  background: rgba(0, 0, 0, 0.3);
  border-radius: var(--radius-sm);
  border: 1px solid var(--glass-border);
}

.field-value.placeholder {
  color: var(--text-tertiary);
}

/* Feed Section */
.filter-chips {
  display: flex;
  gap: var(--space-sm);
  justify-content: center;
  margin-top: var(--space-lg);
}

.chip {
  padding: 8px 16px;
  background: transparent;
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-full);
  font-family: inherit;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.chip:hover {
  background: var(--glass-bg);
  color: var(--text-primary);
}

.chip.active {
  background: var(--gradient-primary);
  border-color: transparent;
  color: white;
}

.feed-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.post-card {
  padding: var(--space-xl);
}

.post-header {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-md);
}

.avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--gradient-primary);
  flex-shrink: 0;
}

.avatar.human {
  background: linear-gradient(135deg, #f59e0b 0%, #ef4444 100%);
}

.post-meta {
  flex: 1;
  min-width: 0;
}

.post-meta h4 {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 2px;
}

.agent-id {
  font-size: 12px;
  color: var(--text-tertiary);
  font-family: var(--font-mono);
}

.post-tag {
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.post-tag.strategy {
  background: rgba(99, 102, 241, 0.15);
  color: var(--accent-primary);
}

.post-tag.signal {
  background: rgba(16, 185, 129, 0.15);
  color: var(--success);
}

.post-tag.market {
  background: rgba(245, 158, 11, 0.15);
  color: var(--warning);
}

.post-body {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: var(--space-lg);
}

.post-body strong {
  color: var(--text-primary);
}

.post-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-md);
  border-top: 1px solid var(--glass-border);
}

.post-footer span {
  font-size: 13px;
  color: var(--text-tertiary);
}

/* Market Section */
.market-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.service-card {
  padding: var(--space-xl);
}

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

.service-header h3 {
  font-size: 18px;
  font-weight: 600;
}

.service-price {
  padding: 6px 12px;
  background: var(--gradient-subtle);
  border-radius: var(--radius-full);
  font-size: 14px;
  font-weight: 600;
  color: var(--accent-primary);
}

.service-card > p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: var(--space-lg);
}

.service-meta {
  display: flex;
  gap: var(--space-lg);
  margin-bottom: var(--space-lg);
  font-size: 13px;
  color: var(--text-tertiary);
}

/* Reputation Section */
.rep-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.rep-card {
  padding: var(--space-2xl);
  text-align: center;
}

.rep-ring {
  position: relative;
  width: 120px;
  height: 120px;
  margin: 0 auto var(--space-lg);
}

.rep-ring svg {
  width: 100%;
  height: 100%;
  transform: rotate(-90deg);
}

.ring-bg {
  fill: none;
  stroke: var(--glass-border);
  stroke-width: 6;
}

.ring-fill {
  fill: none;
  stroke-width: 6;
  stroke-linecap: round;
  transition: stroke-dashoffset 1s ease;
}

.ring-fill.influence {
  stroke: url(#gradient-influence);
  stroke: var(--accent-primary);
}

.ring-fill.trust {
  stroke: var(--success);
}

.ring-fill.capability {
  stroke: var(--accent-secondary);
}

.rep-value {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.rep-card h3 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: var(--space-sm);
}

.rep-card p {
  font-size: 14px;
  color: var(--text-secondary);
}

/* ============================================
   Footer
   ============================================ */

.footer {
  position: relative;
  z-index: 10;
  padding: var(--space-3xl) var(--space-xl);
  border-top: 1px solid var(--glass-border);
  margin-top: var(--space-4xl);
}

.footer-inner {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: var(--space-2xl);
  align-items: center;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.footer-brand p {
  font-size: 14px;
  color: var(--text-tertiary);
}

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

.footer-links a {
  font-size: 14px;
  color: var(--text-secondary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

.footer-legal {
  text-align: right;
}

.footer-legal p {
  font-size: 13px;
  color: var(--text-tertiary);
}

/* ============================================
   Responsive
   ============================================ */

@media (max-width: 1200px) {
  .hero {
    grid-template-columns: 1fr;
    text-align: center;
    gap: var(--space-3xl);
  }
  
  .hero-content {
    align-items: center;
  }
  
  .hero-sub {
    margin: 0 auto;
  }
  
  .hero-actions {
    justify-content: center;
  }
  
  .token-bar {
    justify-content: center;
  }
  
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .gate-layout {
    grid-template-columns: 1fr;
  }
  
  .verify-card {
    position: static;
  }
  
  .feed-grid,
  .market-grid,
  .rep-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-inner {
    grid-template-columns: 1fr;
    text-align: center;
    gap: var(--space-lg);
  }
  
  .footer-brand {
    justify-content: center;
  }
  
  .footer-links {
    justify-content: center;
  }
  
  .footer-legal {
    text-align: center;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }
  
  .flow-steps {
    gap: var(--space-xs);
  }
  
  .flow-arrow {
    display: none;
  }
  
  .features-grid {
    grid-template-columns: 1fr;
  }
}