/* ===================================================================
   AgentDX Landing Page — styles.css
   Dark theme, developer-focused, mobile-responsive
   =================================================================== */

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

:root {
  --accent: #4ade80;
  --accent-dim: #22c55e;
  --accent-glow: rgba(74, 222, 128, 0.15);
  --bg: #0a0a0a;
  --bg-card: #111111;
  --bg-card-hover: #1a1a1a;
  --bg-code: #161616;
  --border: #222222;
  --border-subtle: #1a1a1a;
  --text: #e5e5e5;
  --text-dim: #999999;
  --text-muted: #666666;
  --mono: 'JetBrains Mono', 'Fira Code', 'SF Mono', 'Cascadia Code', 'Consolas', monospace;
  --sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Inter', Roboto, Helvetica, Arial, sans-serif;
  --radius: 12px;
  --radius-sm: 8px;
  --max-width: 1120px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: var(--accent);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: #86efac;
}

img {
  max-width: 100%;
  display: block;
}

/* ---------- Utility ---------- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ---------- Scroll-reveal animations ---------- */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }

/* ---------- Navigation ---------- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(10, 10, 10, 0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-subtle);
  transition: background var(--transition);
}

.nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.nav-logo {
  font-family: var(--mono);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.02em;
}

.nav-logo span {
  color: var(--accent);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-links a {
  color: var(--text-dim);
  font-size: 0.875rem;
  font-weight: 500;
  transition: color var(--transition);
}

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

.nav-cta {
  background: var(--accent);
  color: #0a0a0a !important;
  padding: 8px 20px;
  border-radius: 6px;
  font-weight: 600;
  font-size: 0.875rem;
  transition: background var(--transition), transform var(--transition);
}

.nav-cta:hover {
  background: #86efac;
  color: #0a0a0a !important;
  transform: translateY(-1px);
}

/* ---------- Hero ---------- */
.hero {
  padding: 160px 0 100px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -200px;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(74, 222, 128, 0.06) 0%, transparent 70%);
  pointer-events: none;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 6px 16px;
  font-size: 0.813rem;
  color: var(--text-dim);
  margin-bottom: 32px;
  font-family: var(--mono);
}

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

@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.hero h1 {
  font-size: clamp(3rem, 7vw, 5rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.05;
  margin-bottom: 20px;
  background: linear-gradient(to bottom, #ffffff, #a3a3a3);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-tagline {
  font-size: clamp(1.125rem, 2.5vw, 1.375rem);
  color: var(--text-dim);
  max-width: 640px;
  margin: 0 auto 48px;
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--accent);
  color: #0a0a0a;
  padding: 14px 32px;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 1rem;
  border: none;
  cursor: pointer;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
}

.btn-primary:hover {
  background: #86efac;
  color: #0a0a0a;
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(74, 222, 128, 0.25);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: var(--text);
  padding: 14px 32px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 1rem;
  border: 1px solid var(--border);
  cursor: pointer;
  transition: border-color var(--transition), background var(--transition), transform var(--transition);
}

.btn-secondary:hover {
  border-color: var(--text-muted);
  background: var(--bg-card);
  transform: translateY(-2px);
}

.btn-secondary svg {
  width: 20px;
  height: 20px;
}

.hero-code {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  background: var(--bg-code);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 16px 28px;
  font-family: var(--mono);
  font-size: 1.125rem;
  color: var(--text);
  position: relative;
  cursor: pointer;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.hero-code:hover {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent), 0 4px 24px rgba(74, 222, 128, 0.1);
}

.hero-code .prompt {
  color: var(--accent);
  user-select: none;
}

.hero-code .copy-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px;
  display: flex;
  align-items: center;
  transition: color var(--transition);
}

.hero-code .copy-btn:hover {
  color: var(--accent);
}

.hero-code .copy-btn svg {
  width: 18px;
  height: 18px;
}

.copy-toast {
  position: absolute;
  top: -36px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent);
  color: #0a0a0a;
  padding: 4px 12px;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 600;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s;
}

.copy-toast.show {
  opacity: 1;
}

/* ---------- Agents Section ---------- */
.agents {
  padding: 80px 0;
  text-align: center;
  border-top: 1px solid var(--border-subtle);
}

.agents-label {
  font-size: 0.813rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 600;
  margin-bottom: 48px;
}

.agents-grid {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 48px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.agent-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  min-width: 100px;
}

.agent-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent);
  font-family: var(--mono);
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}

.agent-item:hover .agent-icon {
  border-color: var(--accent);
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(74, 222, 128, 0.1);
}

.agent-name {
  font-size: 0.875rem;
  color: var(--text-dim);
  font-weight: 500;
}

.agents-tagline {
  font-family: var(--mono);
  font-size: 1.125rem;
  color: var(--text);
  font-weight: 600;
}

.agents-tagline span {
  color: var(--accent);
}

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

.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.section-label {
  font-size: 0.813rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 600;
  font-family: var(--mono);
  margin-bottom: 16px;
}

.section-title {
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--text-dim);
  max-width: 560px;
  margin: 0 auto;
}

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

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  transition: border-color var(--transition), background var(--transition), transform var(--transition);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: 0;
  transition: opacity var(--transition);
}

.feature-card:hover {
  border-color: #333;
  background: var(--bg-card-hover);
  transform: translateY(-4px);
}

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

.feature-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: var(--accent-glow);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  color: var(--accent);
}

.feature-icon svg {
  width: 22px;
  height: 22px;
}

.feature-card h3 {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}

.feature-card p {
  color: var(--text-dim);
  font-size: 0.938rem;
  line-height: 1.6;
}

/* ---------- Teams ---------- */
.teams {
  padding: 100px 0;
  border-top: 1px solid var(--border-subtle);
}

.teams-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.teams-content h2 {
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 12px;
}

.teams-label {
  font-size: 0.813rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 600;
  font-family: var(--mono);
  margin-bottom: 16px;
}

.teams-subtitle {
  font-size: 1.125rem;
  color: var(--text-dim);
  margin-bottom: 36px;
}

.teams-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-bottom: 40px;
}

.teams-features li {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.teams-features .check {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  border-radius: 6px;
  background: var(--accent-glow);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  margin-top: 2px;
}

.teams-features .check svg {
  width: 14px;
  height: 14px;
}

.teams-features strong {
  display: block;
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 2px;
}

.teams-features span {
  font-size: 0.938rem;
  color: var(--text-dim);
  line-height: 1.5;
}

.teams-visual {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px;
  position: relative;
}

.teams-visual::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: var(--radius);
  background: linear-gradient(135deg, rgba(74, 222, 128, 0.1), transparent 50%);
  pointer-events: none;
}

.teams-stat-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.teams-stat {
  text-align: center;
  padding: 20px;
  background: var(--bg);
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-subtle);
}

.teams-stat .number {
  font-family: var(--mono);
  font-size: 2rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1.2;
}

.teams-stat .label {
  font-size: 0.813rem;
  color: var(--text-muted);
  margin-top: 4px;
}

/* ---------- Install ---------- */
.install {
  padding: 100px 0;
  border-top: 1px solid var(--border-subtle);
}

.install-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 32px;
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
}

.install-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  position: relative;
}

.install-card-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 600;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.badge-soon {
  background: rgba(74, 222, 128, 0.1);
  color: var(--accent);
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 0.688rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.install-cmd {
  font-family: var(--mono);
  font-size: 1rem;
  color: var(--text);
  background: var(--bg);
  border: 1px solid var(--border-subtle);
  border-radius: 6px;
  padding: 14px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.install-cmd .prompt {
  color: var(--accent);
  user-select: none;
}

.install-cmd .cmd-text {
  flex: 1;
}

.install-cmd .copy-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px;
  display: flex;
  align-items: center;
  transition: color var(--transition);
  flex-shrink: 0;
}

.install-cmd .copy-btn:hover {
  color: var(--accent);
}

.install-cmd .copy-btn svg {
  width: 16px;
  height: 16px;
}

.install-note {
  text-align: center;
  font-size: 1rem;
  color: var(--text-dim);
  margin-top: 32px;
}

.install-note strong {
  color: var(--text);
}

/* ---------- Footer ---------- */
.footer {
  border-top: 1px solid var(--border-subtle);
  padding: 48px 0;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 24px;
}

.footer-brand {
  font-family: var(--mono);
  font-weight: 700;
  font-size: 1.125rem;
  color: var(--text);
}

.footer-brand span {
  color: var(--accent);
}

.footer-links {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
}

.footer-links a {
  color: var(--text-muted);
  font-size: 0.875rem;
  transition: color var(--transition);
}

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

.footer-tagline {
  width: 100%;
  text-align: center;
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-top: 16px;
  padding-top: 24px;
  border-top: 1px solid var(--border-subtle);
}

/* ---------- Privacy Page ---------- */
.page-header {
  padding: 120px 0 60px;
  text-align: center;
  border-bottom: 1px solid var(--border-subtle);
}

.page-header h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 8px;
}

.page-header p {
  color: var(--text-dim);
  font-size: 1.125rem;
}

.page-content {
  max-width: 760px;
  margin: 0 auto;
  padding: 64px 24px;
}

.page-content h2 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-top: 48px;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-subtle);
}

.page-content h3 {
  font-size: 1.125rem;
  font-weight: 600;
  margin-top: 32px;
  margin-bottom: 12px;
}

.page-content p {
  color: var(--text-dim);
  margin-bottom: 16px;
  line-height: 1.7;
}

.page-content strong {
  color: var(--text);
}

.page-content ul {
  list-style: none;
  margin-bottom: 16px;
  padding-left: 0;
}

.page-content ul li {
  color: var(--text-dim);
  padding: 6px 0;
  padding-left: 20px;
  position: relative;
  line-height: 1.6;
}

.page-content ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 14px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
}

.page-content code {
  font-family: var(--mono);
  background: var(--bg-code);
  border: 1px solid var(--border);
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 0.875em;
  color: var(--accent);
}

.page-content pre {
  background: var(--bg-code);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 20px 24px;
  overflow-x: auto;
  margin-bottom: 20px;
}

.page-content pre code {
  background: none;
  border: none;
  padding: 0;
  font-size: 0.875rem;
  color: var(--text);
  line-height: 1.7;
}

.page-content table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 24px;
  font-size: 0.875rem;
}

.page-content table th {
  text-align: left;
  padding: 12px 16px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  font-weight: 600;
  color: var(--text);
  font-size: 0.813rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.page-content table td {
  padding: 12px 16px;
  border: 1px solid var(--border);
  color: var(--text-dim);
  vertical-align: top;
}

.page-content table code {
  font-size: 0.813rem;
}

.page-content a {
  color: var(--accent);
  text-decoration: underline;
  text-decoration-color: rgba(74, 222, 128, 0.3);
  text-underline-offset: 3px;
  transition: text-decoration-color var(--transition);
}

.page-content a:hover {
  text-decoration-color: var(--accent);
}

.page-content hr {
  border: none;
  border-top: 1px solid var(--border-subtle);
  margin: 40px 0;
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .teams-inner {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .teams-visual {
    order: -1;
  }
}

@media (max-width: 640px) {
  .nav-links {
    display: none;
  }

  .hero {
    padding: 120px 0 80px;
  }

  .hero h1 {
    font-size: 2.5rem;
  }

  .hero-actions {
    flex-direction: column;
  }

  .btn-primary,
  .btn-secondary {
    width: 100%;
    justify-content: center;
  }

  .hero-code {
    font-size: 0.938rem;
    padding: 14px 20px;
    width: 100%;
    justify-content: center;
  }

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

  .agents-grid {
    gap: 24px;
  }

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

  .footer-inner {
    flex-direction: column;
    text-align: center;
  }

  .footer-links {
    flex-wrap: wrap;
    justify-content: center;
  }
}