/* ============================================
   RAGTrace.dev - Global Styles
   Dark Developer Mode + Liquid Glass Design
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Plus+Jakarta+Sans:wght@400;500;600;700;800&family=JetBrains+Mono:wght@400;500;600&display=swap');

/* --- CSS Variables --- */
:root {
  --bg-primary: #0B0E14;
  --bg-secondary: #111622;
  --bg-card: rgba(17, 22, 34, 0.6);
  --bg-glass: rgba(30, 41, 59, 0.25);
  --color-blue: #3B82F6;
  --color-blue-glow: rgba(59, 130, 246, 0.4);
  --color-blue-dim: rgba(59, 130, 246, 0.15);
  --color-green: #10B981;
  --color-green-glow: rgba(16, 185, 129, 0.4);
  --color-green-dim: rgba(16, 185, 129, 0.15);
  --color-border: #1E293B;
  --color-border-light: rgba(255, 255, 255, 0.06);
  --color-text: #E2E8F0;
  --color-text-dim: #94A3B8;
  --color-text-muted: #64748B;
  --color-white: #F8FAFC;
  --font-sans: 'Plus Jakarta Sans', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
  --radius-xl: 16px;
  --radius-2xl: 20px;
  --radius-full: 9999px;
  --transition-smooth: cubic-bezier(0.4, 0, 0.2, 1);
  --transition-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

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

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

a {
  color: inherit;
  text-decoration: none;
}

img {
  max-width: 100%;
  border-radius: var(--radius-2xl);
}

button {
  cursor: pointer;
  font-family: inherit;
  border: none;
  outline: none;
}

input, textarea {
  font-family: inherit;
  outline: none;
  border: none;
}

code, pre {
  font-family: var(--font-mono);
}

/* --- Utility Classes --- */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.container-wide {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 100px 0;
}

.text-blue { color: var(--color-blue); }
.text-green { color: var(--color-green); }
.text-dim { color: var(--color-text-dim); }
.text-muted { color: var(--color-text-muted); }

.font-mono { font-family: var(--font-mono); }

/* --- Glass Effect Mixin --- */
.glass {
  background: var(--bg-glass);
  backdrop-filter: blur(20px) saturate(1.4) brightness(1.1);
  -webkit-backdrop-filter: blur(20px) saturate(1.4) brightness(1.1);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-2xl);
}

.glass-strong {
  background: rgba(30, 41, 59, 0.45);
  backdrop-filter: blur(32px) saturate(1.6) brightness(1.15);
  -webkit-backdrop-filter: blur(32px) saturate(1.6) brightness(1.15);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-2xl);
}

/* --- Navigation --- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 16px 0;
  transition: all 0.4s var(--transition-smooth);
}

.navbar.scrolled {
  background: rgba(11, 14, 20, 0.85);
  backdrop-filter: blur(24px) saturate(1.5);
  -webkit-backdrop-filter: blur(24px) saturate(1.5);
  border-bottom: 1px solid var(--color-border);
}

.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 24px;
}

.navbar-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.2rem;
  letter-spacing: -0.02em;
}

.navbar-logo svg {
  width: 32px;
  height: 32px;
}

.navbar-logo .logo-rag {
  color: var(--color-white);
}

.navbar-logo .logo-trace {
  color: var(--color-blue);
}

.navbar-logo .logo-dot {
  color: var(--color-text-muted);
  font-weight: 400;
}

.navbar-links {
  display: flex;
  align-items: center;
  gap: 8px;
}

.navbar-links a {
  padding: 8px 16px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text-dim);
  border-radius: var(--radius-2xl);
  transition: all 0.3s var(--transition-smooth);
  position: relative;
}

.navbar-links a:hover {
  color: var(--color-white);
  background: rgba(255, 255, 255, 0.05);
}

.navbar-links .dropdown {
  position: relative;
}

.navbar-links .dropdown-trigger {
  display: flex;
  align-items: center;
  gap: 4px;
}

.navbar-links .dropdown-trigger svg {
  width: 14px;
  height: 14px;
  transition: transform 0.3s var(--transition-smooth);
}

.navbar-links .dropdown:hover .dropdown-trigger svg {
  transform: rotate(180deg);
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(8px);
  min-width: 240px;
  padding: 8px;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: all 0.3s var(--transition-smooth);
  z-index: 100;
}

.dropdown:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}

.dropdown-menu a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border-radius: var(--radius-xl);
  font-size: 0.88rem;
}

.dropdown-menu a:hover {
  background: rgba(59, 130, 246, 0.1);
}

.dropdown-menu .dm-icon {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-xl);
  background: var(--color-blue-dim);
  color: var(--color-blue);
  flex-shrink: 0;
}

.dropdown-menu .dm-text strong {
  display: block;
  font-size: 0.88rem;
  color: var(--color-white);
  margin-bottom: 2px;
}

.dropdown-menu .dm-text span {
  font-size: 0.78rem;
  color: var(--color-text-muted);
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  font-size: 0.9rem;
  font-weight: 600;
  border-radius: var(--radius-2xl);
  transition: all 0.3s var(--transition-smooth);
  white-space: nowrap;
}

.btn-ghost {
  color: var(--color-text-dim);
  background: transparent;
}

.btn-ghost:hover {
  color: var(--color-white);
  background: rgba(255, 255, 255, 0.05);
}

.btn-primary {
  color: white;
  background: var(--color-blue);
  box-shadow: 0 0 20px var(--color-blue-glow), 0 4px 12px rgba(0, 0, 0, 0.3);
}

.btn-primary:hover {
  background: #4F8EF7;
  box-shadow: 0 0 30px var(--color-blue-glow), 0 6px 20px rgba(0, 0, 0, 0.4);
  transform: translateY(-1px);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-secondary {
  color: var(--color-text);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--color-border);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.15);
}

.btn-lg {
  padding: 14px 28px;
  font-size: 1rem;
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.82rem;
}

/* Mobile menu */
.mobile-toggle {
  display: none;
  background: none;
  color: var(--color-text);
  padding: 8px;
}

.mobile-toggle svg {
  width: 24px;
  height: 24px;
}

/* --- Hero Section --- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 140px 24px 80px;
  position: relative;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-bg::before {
  content: '';
  position: absolute;
  top: -200px;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, var(--color-blue-glow) 0%, transparent 70%);
  opacity: 0.3;
  animation: pulse-glow 6s ease-in-out infinite;
}

.hero-bg::after {
  content: '';
  position: absolute;
  bottom: -100px;
  right: -100px;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, var(--color-green-glow) 0%, transparent 70%);
  opacity: 0.15;
  animation: pulse-glow 8s ease-in-out infinite reverse;
}

@keyframes pulse-glow {
  0%, 100% { opacity: 0.2; transform: translateX(-50%) scale(1); }
  50% { opacity: 0.4; transform: translateX(-50%) scale(1.1); }
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px 6px 8px;
  border-radius: var(--radius-full);
  background: var(--color-blue-dim);
  border: 1px solid rgba(59, 130, 246, 0.2);
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--color-blue);
  margin-bottom: 32px;
  animation: fadeInUp 0.8s var(--transition-smooth) both;
}

.hero-badge .badge-dot {
  width: 8px;
  height: 8px;
  border-radius: var(--radius-full);
  background: var(--color-green);
  animation: blink 2s infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

.hero h1 {
  font-size: clamp(2.8rem, 6vw, 4.5rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
  animation: fadeInUp 0.8s var(--transition-smooth) 0.1s both;
}

.hero h1 .gradient-text {
  background: linear-gradient(135deg, var(--color-blue) 0%, #818CF8 50%, var(--color-green) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero .hero-desc {
  font-size: 1.15rem;
  color: var(--color-text-dim);
  max-width: 600px;
  margin: 0 auto 40px;
  line-height: 1.7;
  animation: fadeInUp 0.8s var(--transition-smooth) 0.2s both;
}

.hero-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  animation: fadeInUp 0.8s var(--transition-smooth) 0.3s both;
}

.hero-waitlist {
  display: flex;
  align-items: center;
  gap: 0;
  border-radius: var(--radius-2xl);
  overflow: hidden;
  border: 1px solid var(--color-border);
  background: var(--bg-card);
  max-width: 460px;
  width: 100%;
}

.hero-waitlist input {
  flex: 1;
  padding: 14px 20px;
  background: transparent;
  color: var(--color-white);
  font-size: 0.92rem;
  min-width: 0;
}

.hero-waitlist input::placeholder {
  color: var(--color-text-muted);
}

.hero-waitlist .btn-primary {
  border-radius: 0 var(--radius-2xl) var(--radius-2xl) 0;
  padding: 14px 24px;
  flex-shrink: 0;
}

.hero-invite-link {
  font-size: 0.82rem;
  color: var(--color-text-muted);
  margin-top: 16px;
  animation: fadeInUp 0.8s var(--transition-smooth) 0.4s both;
}

.hero-invite-link a {
  color: var(--color-blue);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.hero-invite-link a:hover {
  color: #60A5FA;
}

/* Hero Screenshot Preview */
.hero-preview {
  margin-top: 80px;
  position: relative;
  animation: fadeInUp 1s var(--transition-smooth) 0.5s both;
}

.hero-preview-inner {
  border-radius: var(--radius-2xl);
  overflow: hidden;
  border: 1px solid var(--color-border);
  background: var(--bg-secondary);
  position: relative;
}

.hero-preview-inner .preview-blur {
  filter: blur(4px);
  opacity: 0.7;
  transition: all 0.6s var(--transition-smooth);
}

.hero-preview-inner:hover .preview-blur {
  filter: blur(2px);
  opacity: 0.85;
}

.preview-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(11, 14, 20, 0.4);
  backdrop-filter: blur(2px);
  border-radius: var(--radius-2xl);
}

.preview-overlay-badge {
  padding: 12px 28px;
  border-radius: var(--radius-full);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-white);
}

/* --- Visual Demo Section --- */
.demo-section {
  padding: 80px 0;
  position: relative;
}

.demo-header {
  text-align: center;
  margin-bottom: 48px;
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--color-blue);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 16px;
}

.section-label::before {
  content: '';
  width: 20px;
  height: 1px;
  background: var(--color-blue);
}

.section-title {
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin-bottom: 16px;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--color-text-dim);
  max-width: 580px;
  margin: 0 auto;
}

.demo-canvas-wrapper {
  border-radius: var(--radius-2xl);
  overflow: hidden;
  border: 1px solid var(--color-border);
  background: var(--bg-secondary);
  position: relative;
  height: 480px;
}

.demo-canvas-wrapper canvas {
  width: 100%;
  height: 100%;
  display: block;
}

.demo-canvas-overlay {
  position: absolute;
  bottom: 24px;
  left: 24px;
  right: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.demo-stat {
  padding: 12px 20px;
  border-radius: var(--radius-2xl);
  font-family: var(--font-mono);
  font-size: 0.78rem;
}

.demo-stat .stat-label {
  color: var(--color-text-muted);
  margin-bottom: 4px;
}

.demo-stat .stat-value {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-white);
}

.demo-stat .stat-value.text-green {
  color: var(--color-green);
}

/* --- Features Grid --- */
.features-section {
  padding: 100px 0;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 48px;
}

.feature-card {
  padding: 32px;
  border-radius: var(--radius-2xl);
  background: var(--bg-card);
  border: 1px solid var(--color-border);
  transition: all 0.4s var(--transition-smooth);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(59, 130, 246, 0.3), transparent);
  opacity: 0;
  transition: opacity 0.4s var(--transition-smooth);
}

.feature-card:hover {
  border-color: rgba(59, 130, 246, 0.2);
  background: rgba(17, 22, 34, 0.8);
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

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

.feature-card.featured {
  grid-column: span 2;
}

.feature-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-xl);
  margin-bottom: 20px;
  font-size: 1.2rem;
}

.feature-icon.blue {
  background: var(--color-blue-dim);
  color: var(--color-blue);
}

.feature-icon.green {
  background: var(--color-green-dim);
  color: var(--color-green);
}

.feature-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}

.feature-card p {
  font-size: 0.92rem;
  color: var(--color-text-dim);
  line-height: 1.6;
}

.feature-card .feature-tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-top: 16px;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  background: var(--color-green-dim);
  color: var(--color-green);
  font-size: 0.75rem;
  font-weight: 600;
  font-family: var(--font-mono);
}

/* --- Tech Stack Section --- */
.tech-section {
  padding: 80px 0;
  border-top: 1px solid var(--color-border);
}

.tech-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-top: 48px;
}

.tech-card {
  padding: 32px;
  border-radius: var(--radius-2xl);
  border: 1px solid var(--color-border);
  background: var(--bg-card);
  transition: all 0.3s var(--transition-smooth);
}

.tech-card:hover {
  border-color: rgba(59, 130, 246, 0.15);
}

.tech-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.tech-card p {
  font-size: 0.9rem;
  color: var(--color-text-dim);
  line-height: 1.6;
  margin-bottom: 16px;
}

.tech-card pre {
  padding: 16px;
  border-radius: var(--radius-xl);
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid var(--color-border);
  font-size: 0.82rem;
  line-height: 1.7;
  color: var(--color-text-dim);
  overflow-x: auto;
}

.tech-card pre .keyword {
  color: #C084FC;
}

.tech-card pre .string {
  color: var(--color-green);
}

.tech-card pre .type {
  color: var(--color-blue);
}

.tech-card pre .comment {
  color: var(--color-text-muted);
}

/* --- Waitlist Section --- */
.waitlist-section {
  padding: 100px 0;
  position: relative;
  overflow: hidden;
}

.waitlist-section::before {
  content: '';
  position: absolute;
  bottom: -200px;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--color-blue-glow) 0%, transparent 70%);
  opacity: 0.15;
}

.waitlist-card {
  max-width: 640px;
  margin: 0 auto;
  padding: 48px;
  text-align: center;
  position: relative;
  z-index: 1;
}

.waitlist-card h2 {
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}

.waitlist-card .waitlist-desc {
  font-size: 1rem;
  color: var(--color-text-dim);
  margin-bottom: 32px;
}

.waitlist-form {
  display: flex;
  gap: 0;
  border-radius: var(--radius-2xl);
  overflow: hidden;
  border: 1px solid var(--color-border);
  background: var(--bg-card);
  margin-bottom: 20px;
}

.waitlist-form input {
  flex: 1;
  padding: 16px 20px;
  background: transparent;
  color: var(--color-white);
  font-size: 0.95rem;
  min-width: 0;
}

.waitlist-form input::placeholder {
  color: var(--color-text-muted);
}

.waitlist-form .btn-primary {
  border-radius: 0 var(--radius-2xl) var(--radius-2xl) 0;
  flex-shrink: 0;
}

.waitlist-success {
  display: none;
  padding: 24px;
  border-radius: var(--radius-2xl);
  background: var(--color-green-dim);
  border: 1px solid rgba(16, 185, 129, 0.2);
  animation: fadeInUp 0.5s var(--transition-smooth);
}

.waitlist-success.active {
  display: block;
}

.waitlist-success .queue-number {
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-green);
  margin: 8px 0;
}

.waitlist-success .share-text {
  font-size: 0.88rem;
  color: var(--color-text-dim);
  margin-top: 12px;
}

/* --- Live Feed --- */
.live-feed {
  position: relative;
  overflow: hidden;
  height: 36px;
  border-top: 1px solid var(--color-border);
  background: rgba(17, 22, 34, 0.5);
}

.live-feed-inner {
  display: flex;
  align-items: center;
  height: 100%;
  animation: scroll-feed 30s linear infinite;
  white-space: nowrap;
  gap: 48px;
  padding: 0 24px;
}

.live-feed-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  color: var(--color-text-muted);
  flex-shrink: 0;
}

.live-feed-item .feed-dot {
  width: 6px;
  height: 6px;
  border-radius: var(--radius-full);
  background: var(--color-green);
  flex-shrink: 0;
}

@keyframes scroll-feed {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* --- Footer --- */
.footer {
  border-top: 1px solid var(--color-border);
  padding: 64px 0 32px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-brand p {
  font-size: 0.88rem;
  color: var(--color-text-dim);
  margin-top: 16px;
  line-height: 1.6;
  max-width: 280px;
}

.footer-col h4 {
  font-size: 0.82rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  margin-bottom: 16px;
}

.footer-col a {
  display: block;
  font-size: 0.88rem;
  color: var(--color-text-dim);
  padding: 6px 0;
  transition: color 0.3s var(--transition-smooth);
}

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

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 32px;
  border-top: 1px solid var(--color-border);
  font-size: 0.82rem;
  color: var(--color-text-muted);
}

.footer-bottom-links {
  display: flex;
  gap: 24px;
}

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

/* --- Sub Page Layout --- */
.page-header {
  padding: 140px 0 60px;
  text-align: center;
  position: relative;
}

.page-header::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 400px;
  background: radial-gradient(circle, var(--color-blue-glow) 0%, transparent 70%);
  opacity: 0.15;
}

.page-header h1 {
  font-size: 2.8rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 16px;
  position: relative;
}

.page-header p {
  font-size: 1.05rem;
  color: var(--color-text-dim);
  max-width: 560px;
  margin: 0 auto;
  position: relative;
}

.page-content {
  padding: 0 0 100px;
}

/* --- Docs Page --- */
.docs-layout {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 48px;
  align-items: start;
}

.docs-sidebar {
  position: sticky;
  top: 100px;
  padding: 24px;
  border-radius: var(--radius-2xl);
  border: 1px solid var(--color-border);
  background: var(--bg-card);
}

.docs-sidebar h3 {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-muted);
  margin-bottom: 12px;
  padding: 0 8px;
}

.docs-sidebar a {
  display: block;
  padding: 8px 12px;
  font-size: 0.88rem;
  color: var(--color-text-dim);
  border-radius: var(--radius-xl);
  transition: all 0.2s var(--transition-smooth);
  margin-bottom: 2px;
}

.docs-sidebar a:hover,
.docs-sidebar a.active {
  background: var(--color-blue-dim);
  color: var(--color-blue);
}

.docs-main {
  min-width: 0;
}

.docs-main h2 {
  font-size: 1.6rem;
  font-weight: 700;
  margin-bottom: 16px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--color-border);
  letter-spacing: -0.01em;
}

.docs-main h3 {
  font-size: 1.2rem;
  font-weight: 600;
  margin: 32px 0 12px;
}

.docs-main p {
  font-size: 0.95rem;
  color: var(--color-text-dim);
  line-height: 1.7;
  margin-bottom: 16px;
}

.docs-main pre {
  padding: 20px 24px;
  border-radius: var(--radius-2xl);
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid var(--color-border);
  font-size: 0.85rem;
  line-height: 1.8;
  margin-bottom: 24px;
  overflow-x: auto;
}

.docs-main code {
  font-size: 0.88em;
  padding: 2px 8px;
  border-radius: 6px;
  background: rgba(59, 130, 246, 0.1);
  color: var(--color-blue);
}

.docs-main pre code {
  background: none;
  padding: 0;
  color: var(--color-text-dim);
}

.docs-main ul {
  padding-left: 24px;
  margin-bottom: 16px;
}

.docs-main li {
  font-size: 0.95rem;
  color: var(--color-text-dim);
  margin-bottom: 8px;
  line-height: 1.6;
}

.docs-callout {
  padding: 20px 24px;
  border-radius: var(--radius-2xl);
  border-left: 3px solid var(--color-blue);
  background: var(--color-blue-dim);
  margin-bottom: 24px;
}

.docs-callout p {
  color: var(--color-text);
  margin: 0;
}

/* --- Changelog Page --- */
.changelog-list {
  max-width: 720px;
  margin: 0 auto;
}

.changelog-entry {
  position: relative;
  padding-left: 32px;
  padding-bottom: 48px;
  border-left: 1px solid var(--color-border);
}

.changelog-entry:last-child {
  padding-bottom: 0;
}

.changelog-entry::before {
  content: '';
  position: absolute;
  left: -5px;
  top: 6px;
  width: 10px;
  height: 10px;
  border-radius: var(--radius-full);
  background: var(--color-blue);
  border: 2px solid var(--bg-primary);
}

.changelog-date {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--color-text-muted);
  margin-bottom: 8px;
}

.changelog-version {
  display: inline-flex;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  background: var(--color-blue-dim);
  color: var(--color-blue);
  font-size: 0.75rem;
  font-weight: 600;
  font-family: var(--font-mono);
  margin-bottom: 12px;
}

.changelog-entry h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.changelog-entry p {
  font-size: 0.92rem;
  color: var(--color-text-dim);
  line-height: 1.6;
  margin-bottom: 8px;
}

.changelog-tag {
  display: inline-flex;
  padding: 2px 10px;
  border-radius: var(--radius-full);
  font-size: 0.72rem;
  font-weight: 600;
  font-family: var(--font-mono);
  margin-right: 6px;
  margin-bottom: 8px;
}

.changelog-tag.new {
  background: var(--color-green-dim);
  color: var(--color-green);
}

.changelog-tag.improved {
  background: var(--color-blue-dim);
  color: var(--color-blue);
}

.changelog-tag.fixed {
  background: rgba(251, 146, 60, 0.15);
  color: #FB923C;
}

/* --- Community Page --- */
.community-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 48px;
}

.community-card {
  padding: 32px;
  border-radius: var(--radius-2xl);
  border: 1px solid var(--color-border);
  background: var(--bg-card);
  text-align: center;
  transition: all 0.3s var(--transition-smooth);
}

.community-card:hover {
  border-color: rgba(59, 130, 246, 0.2);
  transform: translateY(-4px);
}

.community-card .cc-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  border-radius: var(--radius-2xl);
  font-size: 1.5rem;
}

.community-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.community-card p {
  font-size: 0.88rem;
  color: var(--color-text-dim);
  line-height: 1.6;
  margin-bottom: 20px;
}

/* --- Sign In Page --- */
.signin-wrapper {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 100px 24px;
}

.signin-card {
  width: 100%;
  max-width: 420px;
  padding: 40px;
}

.signin-card h2 {
  font-size: 1.6rem;
  font-weight: 800;
  margin-bottom: 8px;
  text-align: center;
}

.signin-card .signin-desc {
  text-align: center;
  font-size: 0.92rem;
  color: var(--color-text-dim);
  margin-bottom: 32px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: 8px;
  color: var(--color-text-dim);
}

.form-input {
  width: 100%;
  padding: 12px 16px;
  border-radius: var(--radius-2xl);
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid var(--color-border);
  color: var(--color-white);
  font-size: 0.92rem;
  transition: all 0.3s var(--transition-smooth);
}

.form-input:focus {
  border-color: var(--color-blue);
  box-shadow: 0 0 0 3px var(--color-blue-dim);
}

.form-input::placeholder {
  color: var(--color-text-muted);
}

.signin-divider {
  display: flex;
  align-items: center;
  gap: 16px;
  margin: 24px 0;
  font-size: 0.82rem;
  color: var(--color-text-muted);
}

.signin-divider::before,
.signin-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--color-border);
}

.btn-oauth {
  width: 100%;
  padding: 12px;
  margin-bottom: 12px;
  border-radius: var(--radius-2xl);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  font-size: 0.9rem;
  font-weight: 500;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  transition: all 0.3s var(--transition-smooth);
}

.btn-oauth:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.15);
}

.btn-oauth svg {
  width: 18px;
  height: 18px;
}

.signin-footer {
  text-align: center;
  margin-top: 24px;
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.signin-footer a {
  color: var(--color-blue);
}

.signin-footer a:hover {
  text-decoration: underline;
}

/* --- Animations --- */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.7s var(--transition-smooth);
}

.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}

/* --- Responsive --- */
@media (max-width: 1024px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .feature-card.featured {
    grid-column: span 1;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }

  .docs-layout {
    grid-template-columns: 1fr;
  }

  .docs-sidebar {
    position: static;
  }
}

@media (max-width: 768px) {
  .navbar-links {
    display: none;
  }

  .mobile-toggle {
    display: block;
  }

  .navbar-links.mobile-open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 16px;
    right: 16px;
    padding: 16px;
    border-radius: var(--radius-2xl);
    border: 1px solid var(--color-border);
    background: rgba(11, 14, 20, 0.95);
    backdrop-filter: blur(24px);
  }

  .navbar-links.mobile-open a {
    padding: 12px 16px;
  }

  .dropdown-menu {
    position: static;
    transform: none;
    min-width: auto;
    background: transparent;
    border: none;
    backdrop-filter: none;
    padding: 0 0 0 16px;
  }

  .dropdown:hover .dropdown-menu {
    transform: none;
  }

  .hero h1 {
    font-size: 2.2rem;
  }

  .hero-waitlist {
    flex-direction: column;
    border-radius: var(--radius-2xl);
  }

  .hero-waitlist input {
    border-bottom: 1px solid var(--color-border);
  }

  .hero-waitlist .btn-primary {
    border-radius: 0 0 var(--radius-2xl) var(--radius-2xl);
    width: 100%;
  }

  .features-grid,
  .community-grid {
    grid-template-columns: 1fr;
  }

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

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }

  .waitlist-form {
    flex-direction: column;
  }

  .waitlist-form .btn-primary {
    border-radius: 0 0 var(--radius-2xl) var(--radius-2xl);
  }

  .section {
    padding: 60px 0;
  }

  .waitlist-card {
    padding: 32px 24px;
  }
}

@media (max-width: 480px) {
  .hero {
    padding: 120px 16px 60px;
  }

  .container, .container-wide {
    padding: 0 16px;
  }
}

/* Responsive fix for inline stat grids (community page) */
@media (max-width: 640px) {
  [style*="grid-template-columns: repeat(4"] {
    grid-template-columns: repeat(2, 1fr) !important;
  }
}