/* ── Design Tokens ── */
:root {
  --bg-primary: #0a0c10;
  --bg-secondary: #12151c;
  --bg-elevated: #1a1e28;
  --bg-surface3: #222835;

  --text-primary: #e2e8f0;
  --text-secondary: #8892a8;
  --text-tertiary: #5a6478;

  --accent: #06b6d4;
  --accent-glow: #22d3ee;
  --accent-subtle: rgba(6, 182, 212, 0.15);
  --accent-dim: #164e63;

  --border: #2a3040;
  --border-hover: #3a4560;

  --ds-red: #ef4444;
  --ds-red-dim: #7f1d1d;
  --ds-orange: #f59e0b;
  --ds-orange-dim: #78350f;
  --ds-green: #22c55e;
  --ds-green-dim: #14532d;
  --ds-green-glow: rgba(34, 197, 94, 0.1);
  --ds-blue: #3b82f6;
  --ds-blue-dim: #1e3a5f;
  --ds-cyan: #06b6d4;
  --ds-cyan-dim: #164e63;
  --ds-purple: #a78bfa;
  --ds-yellow: #eab308;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg-primary);
  color: var(--text-primary);
  font-family: 'DM Sans', system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  line-height: 1.6;
}

a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { border: none; background: none; cursor: pointer; font: inherit; }
img, svg { display: block; max-width: 100%; }

/* ── Typography helpers ── */
.font-mono { font-family: 'JetBrains Mono', monospace; }
.font-bold { font-weight: 700; }
.font-semibold { font-weight: 600; }
.font-medium { font-weight: 500; }

/* ── Layout helpers ── */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--text-tertiary); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-secondary); }

/* ── Animations ── */
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

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

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

@keyframes fade-in-up {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

.pulse-dot { animation: pulse 2s ease-in-out infinite; }

/* Scroll reveal */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s cubic-bezier(0.25, 0.1, 0.25, 1),
              transform 0.5s cubic-bezier(0.25, 0.1, 0.25, 1);
}
.reveal.from-left { transform: translateX(20px); }
.reveal.from-right { transform: translateX(-20px); }
.reveal.visible {
  opacity: 1;
  transform: translate(0, 0);
}

/* Stagger children */
.stagger-container > .stagger-item {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s cubic-bezier(0.25, 0.1, 0.25, 1),
              transform 0.5s cubic-bezier(0.25, 0.1, 0.25, 1);
}
.stagger-container.visible > .stagger-item { opacity: 1; transform: translateY(0); }
.stagger-container.visible > .stagger-item:nth-child(1) { transition-delay: 0s; }
.stagger-container.visible > .stagger-item:nth-child(2) { transition-delay: 0.15s; }
.stagger-container.visible > .stagger-item:nth-child(3) { transition-delay: 0.3s; }
.stagger-container.visible > .stagger-item:nth-child(4) { transition-delay: 0.45s; }
.stagger-container.visible > .stagger-item:nth-child(5) { transition-delay: 0.6s; }
.stagger-container.visible > .stagger-item:nth-child(6) { transition-delay: 0.75s; }

/* ══════════════════════════════
   DEV BANNER
   ══════════════════════════════ */
.dev-banner {
  position: fixed;
  top: 4rem; left: 0; right: 0;
  z-index: 50;
  background: linear-gradient(135deg, var(--ds-orange-dim) 0%, rgba(120, 53, 15, 0.85) 100%);
  border-bottom: 1px solid var(--ds-orange);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.dev-banner-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0.6rem 2rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.dev-banner-icon {
  font-size: 1.25rem;
  flex-shrink: 0;
}

.dev-banner p {
  font-size: 0.825rem;
  line-height: 1.5;
  color: var(--text-primary);
  margin: 0;
}

.dev-banner strong {
  color: var(--ds-orange);
}

/* Mobile adjustments for banner below navbar */

@media (max-width: 768px) {
  .dev-banner-inner { padding: 0.5rem 1rem; }
  .dev-banner p { font-size: 0.75rem; }
  .hero { padding-top: 11.5rem; }
}

/* ══════════════════════════════
   NAVBAR
   ══════════════════════════════ */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 60;
  border-bottom: 1px solid var(--border);
  background: var(--bg-secondary);
  backdrop-filter: blur(20px);
}

.navbar-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 2rem;
  height: 4rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.navbar-logo {
  display: flex;
  align-items: center;
  gap: 0.625rem;
}

.navbar-logo svg, .navbar-logo img { width: 1.75rem; height: 1.75rem; }

.navbar-logo span {
  font-family: 'JetBrains Mono', monospace;
  font-weight: 700;
  font-size: 15px;
  letter-spacing: -0.02em;
  color: var(--accent);
}

.navbar-links {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}

.navbar-links a {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color 0.2s;
}

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

.navbar-cta {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.navbar-github {
  color: var(--text-tertiary);
  transition: color 0.2s;
}
.navbar-github:hover { color: var(--text-primary); }
.navbar-github svg { width: 1rem; height: 1rem; }

.navbar-get-started {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  font-weight: 600;
  padding: 0.5rem 1rem;
  border-radius: 0.375rem;
  border: 1px solid var(--accent-dim);
  color: var(--accent);
  transition: all 0.2s;
}
.navbar-get-started:hover {
  background: var(--accent-subtle);
  border-color: var(--accent);
}

/* Mobile hamburger */
.navbar-hamburger {
  display: none;
  padding: 0.5rem;
  color: var(--text-secondary);
}
.navbar-hamburger:hover { color: var(--text-primary); }
.navbar-hamburger svg { width: 1.25rem; height: 1.25rem; }

/* Mobile menu */
.navbar-mobile {
  display: none;
  border-top: 1px solid var(--border);
  background: var(--bg-secondary);
  padding: 1rem 2rem;
  flex-direction: column;
  gap: 0.5rem;
}
.navbar-mobile.open { display: flex; }

.navbar-mobile a {
  font-family: 'JetBrains Mono', monospace;
  padding: 0.5rem 0.75rem;
  font-size: 12px;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color 0.2s;
}
.navbar-mobile a:hover { color: var(--text-primary); }

.navbar-mobile-cta {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  font-weight: 600;
  padding: 0.5rem 1rem;
  border-radius: 0.375rem;
  border: 1px solid var(--accent-dim);
  color: var(--accent);
  text-align: center;
  margin-top: 0.5rem;
  transition: all 0.2s;
}
.navbar-mobile-cta:hover { background: var(--accent-subtle); }

@media (max-width: 767px) {
  .navbar-links, .navbar-cta { display: none; }
  .navbar-hamburger { display: block; }
}

/* ══════════════════════════════
   HERO
   ══════════════════════════════ */
.hero {
  padding: 10.5rem 0 4rem;
  text-align: center;
}

.hero-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
}

/* Badge */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.375rem 0.75rem;
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  border-radius: 0.375rem;
  border: 1px solid var(--ds-green);
  background: var(--ds-green-dim);
  color: var(--ds-green);
}

.badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--ds-green);
  box-shadow: 0 0 8px var(--ds-green-glow);
}

.hero h1 {
  font-family: 'JetBrains Mono', monospace;
  font-size: 42px;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
  max-width: 900px;
}

.hero h1 .accent { color: var(--accent); }

.hero-subtitle {
  font-size: 15px;
  color: var(--text-secondary);
  max-width: 680px;
  line-height: 1.7;
}

/* CTA row */
.hero-cta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-top: 0.5rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: 'JetBrains Mono', monospace;
  font-weight: 600;
  font-size: 13px;
  padding: 0.75rem 1.5rem;
  border-radius: 0.5rem;
  transition: all 0.2s;
  cursor: pointer;
}

.btn svg { width: 1rem; height: 1rem; }

.btn-solid {
  background: var(--accent);
  color: var(--bg-primary);
}
.btn-solid:hover {
  background: var(--accent-glow);
  transform: translateY(-1px);
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--border-hover);
  color: var(--text-secondary);
}
.btn-outline:hover {
  color: var(--text-primary);
  background: var(--bg-elevated);
}

/* Install command */
.install-cmd {
  margin-top: 1rem;
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.625rem 1rem;
  border-radius: 0.5rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  font-family: 'JetBrains Mono', monospace;
  font-size: 14px;
  color: var(--text-secondary);
}

.install-cmd .dollar { color: var(--accent); }

.install-cmd .copy-btn {
  color: var(--text-tertiary);
  transition: color 0.2s;
  display: flex;
}
.install-cmd .copy-btn:hover { color: var(--accent); }
.install-cmd .copy-btn svg { width: 1rem; height: 1rem; }

@media (max-width: 639px) {
  .hero h1 { font-size: 32px; }
  .hero-cta { flex-direction: column; width: 100%; }
  .hero-cta .btn { width: 100%; }
}

/* ══════════════════════════════
   FEATURES
   ══════════════════════════════ */
.features { padding: 4rem 0 5rem; }

.features-header {
  text-align: center;
  margin-bottom: 3rem;
}

.features-header h2 {
  font-family: 'JetBrains Mono', monospace;
  font-size: 24px;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 0.75rem;
}

.features-header p {
  color: var(--text-secondary);
  font-size: 14px;
  max-width: 700px;
  margin: 0 auto;
  line-height: 1.7;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  background: var(--border);
  border-radius: 0.75rem;
  overflow: hidden;
  border: 1px solid var(--border);
}

.feature-card {
  background: var(--bg-secondary);
  padding: 1.75rem;
  transition: background 0.2s;
}
.feature-card:hover { background: var(--bg-elevated); }

.feature-icon {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  margin-bottom: 0.75rem;
  transition: border-color 0.2s;
}
.feature-card:hover .feature-icon { border-color: var(--border-hover); }
.feature-icon svg { width: 1.25rem; height: 1.25rem; }

.feature-card h3 {
  font-family: 'JetBrains Mono', monospace;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.feature-card p {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* Icon colors */
.icon-blue { color: var(--ds-blue); }
.icon-purple { color: var(--ds-purple); }
.icon-cyan { color: var(--ds-cyan); }
.icon-green { color: var(--ds-green); }
.icon-orange { color: var(--ds-orange); }
.icon-red { color: var(--ds-red); }

@media (max-width: 767px) {
  .features-grid { grid-template-columns: 1fr; }
}

/* ══════════════════════════════
   CODE SHOWCASE
   ══════════════════════════════ */
.code-showcase { padding: 4rem 0 5rem; }

.code-showcase-header {
  text-align: center;
  margin-bottom: 3rem;
}

.code-showcase-header h2 {
  font-family: 'JetBrains Mono', monospace;
  font-size: 24px;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 0.75rem;
}

.code-showcase-header p {
  color: var(--text-secondary);
  font-size: 14px;
  max-width: 700px;
  margin: 0 auto;
  line-height: 1.7;
}

.code-showcase-header code {
  font-family: 'JetBrains Mono', monospace;
  color: var(--accent);
  font-size: 12px;
  background: var(--bg-elevated);
  padding: 0.125rem 0.375rem;
  border-radius: 0.25rem;
}

.code-block {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 0.75rem;
  overflow: hidden;
  max-width: 900px;
  margin: 0 auto;
}

.code-block-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1.25rem;
  border-bottom: 1px solid var(--border);
  background: var(--bg-elevated);
}

.code-block-header span {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--text-secondary);
}

.code-copy-btn {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  padding: 0.25rem 0.625rem;
  border-radius: 0.25rem;
  border: 1px solid var(--border);
  color: var(--text-secondary);
  background: transparent;
  transition: all 0.2s;
}
.code-copy-btn:hover {
  color: var(--accent);
  border-color: var(--accent-dim);
}

.code-block pre {
  padding: 1.5rem;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  line-height: 1.8;
  overflow-x: auto;
  margin: 0;
}

.code-block .line { display: block; }
.code-block .comment { color: var(--text-tertiary); }
.code-block .key { color: var(--accent); }
.code-block .colon { color: var(--text-tertiary); }
.code-block .value { color: var(--text-primary); }

/* ══════════════════════════════
   DEEP DIVES
   ══════════════════════════════ */
.deep-dives { padding: 4rem 0 5rem; }

.deep-dive-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.deep-dive-row + .deep-dive-row { margin-top: 5rem; }

.deep-dive-row.reverse .deep-dive-text { order: 2; }
.deep-dive-row.reverse .deep-dive-visual { order: 1; }

.deep-dive-icon {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 0.5rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  margin-bottom: 1rem;
}
.deep-dive-icon svg { width: 1.25rem; height: 1.25rem; }

.deep-dive-text h3 {
  font-family: 'JetBrains Mono', monospace;
  font-size: 24px;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}

.deep-dive-text p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
}

.deep-dive-visual-box {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 0.75rem;
  padding: 1.5rem;
}

/* Spinning circles */
.orbit-container {
  position: relative;
  width: 100%;
  height: 12rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.orbit {
  position: absolute;
  border-radius: 50%;
  border: 1px solid;
}

.orbit-1 {
  width: 10rem; height: 10rem;
  border-color: rgba(6, 182, 212, 0.1);
  animation: spin 20s linear infinite;
}
.orbit-2 {
  width: 7rem; height: 7rem;
  border-color: rgba(6, 182, 212, 0.4);
  animation: spin-reverse 15s linear infinite;
}
.orbit-3 {
  width: 4rem; height: 4rem;
  border-color: rgba(6, 182, 212, 0.6);
  animation: spin 10s linear infinite;
}

.orbit-core {
  width: 1.5rem;
  height: 1.5rem;
  border-radius: 50%;
  background: rgba(6, 182, 212, 0.4);
  filter: blur(4px);
}

/* Logs */
.logs-container {
  width: 100%;
  height: 12rem;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  gap: 0.5rem;
  padding: 0 1rem;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
}

.log-line {
  display: flex;
  gap: 0.75rem;
}

.log-time { color: var(--text-tertiary); }
.log-event { color: var(--text-secondary); }
.log-ok { color: var(--ds-green); }
.log-warn { color: var(--ds-orange); }
.log-error { color: var(--ds-red); }

/* Provider grid */
.provider-grid {
  width: 100%;
  height: 12rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.provider-grid-inner {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
}

.provider-block {
  padding: 0.5rem 0.75rem;
  border-radius: 0.5rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  color: var(--text-secondary);
  text-align: center;
  transition: all 0.2s;
}
.provider-block:hover {
  border-color: var(--border-hover);
  color: var(--text-primary);
}

@media (max-width: 1023px) {
  .deep-dive-row { grid-template-columns: 1fr; }
  .deep-dive-row.reverse .deep-dive-text { order: 1; }
  .deep-dive-row.reverse .deep-dive-visual { order: 2; }
}

/* ══════════════════════════════
   COMMUNITY / STATS
   ══════════════════════════════ */
.community { padding: 4rem 0 5rem; }

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2px;
  background: var(--border);
  border-radius: 0.75rem;
  overflow: hidden;
  border: 1px solid var(--border);
  margin-bottom: 5rem;
  max-width: 1100px;
  margin-left: auto;
  margin-right: auto;
}

.stat-card {
  background: var(--bg-secondary);
  padding: 2rem 1.5rem;
  text-align: center;
}

.stat-value {
  font-family: 'JetBrains Mono', monospace;
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 0.5rem;
}

.stat-label {
  font-size: 12px;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 500;
}

/* CTA box */
.cta-box {
  background: var(--bg-secondary);
  border: 1px solid var(--border-hover);
  border-radius: 0.75rem;
  padding: 3.5rem 3rem;
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.cta-box h2 {
  font-family: 'JetBrains Mono', monospace;
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 0.75rem;
}

.cta-box p {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 2rem;
  line-height: 1.7;
  max-width: 32rem;
  margin-left: auto;
  margin-right: auto;
}

.cta-buttons {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
}

@media (max-width: 767px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 639px) {
  .cta-buttons { flex-direction: column; width: 100%; }
  .cta-buttons .btn { width: 100%; }
}

/* ══════════════════════════════
   FOOTER
   ══════════════════════════════ */
.footer { border-top: 1px solid var(--border); }

.footer-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 3rem 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 3rem;
}

.footer-brand { grid-column: span 1; }

.footer-brand-name {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}

.footer-brand-name svg, .footer-brand-name img { width: 1.5rem; height: 1.5rem; }

.footer-brand-name span {
  font-family: 'JetBrains Mono', monospace;
  font-weight: 700;
  font-size: 15px;
  letter-spacing: -0.02em;
  color: var(--accent);
}

.footer-brand p {
  font-size: 12px;
  color: var(--text-tertiary);
  line-height: 1.7;
}

.footer-col h4 {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
}

.footer-col a {
  font-size: 12px;
  color: var(--text-tertiary);
  transition: color 0.2s;
}
.footer-col a:hover { color: var(--text-primary); }

.footer-bottom {
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.footer-bottom p {
  font-size: 11px;
  color: var(--text-tertiary);
}

@media (max-width: 767px) {
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-brand { grid-column: span 2; }
  .footer-bottom { flex-direction: column; text-align: center; }
}