:root {
  --bg: #0a0b0e;
  --bg-elev: #12141a;
  --bg-elev-2: #171a22;
  --border: #232733;
  --border-strong: #2f3542;
  --text: #e8eaf0;
  --text-dim: #a2a9b8;
  --text-faint: #6f7787;
  --accent: #6ee7b7;
  --accent-strong: #34d399;
  --accent-ink: #052e22;
  --warn: #fbbf24;
  --warn-ink: #3a2a02;
  --radius: 14px;
  --radius-sm: 9px;
  --maxw: 1080px;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

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

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background:
    radial-gradient(1200px 600px at 50% -10%, rgba(110, 231, 183, 0.08), transparent 60%),
    var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

a:hover {
  text-decoration: underline;
}

.wrap {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 20px;
}

.skip {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--accent);
  color: var(--accent-ink);
  padding: 10px 14px;
  border-radius: 0 0 var(--radius-sm) 0;
  font-weight: 600;
  z-index: 100;
}

.skip:focus {
  left: 0;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(10, 11, 14, 0.82);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  height: 62px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font-weight: 700;
  letter-spacing: -0.01em;
}

.brand:hover {
  text-decoration: none;
}

.brand-mark {
  width: 18px;
  height: 18px;
  border-radius: 5px;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-strong) 100%);
  box-shadow: 0 0 0 1px rgba(110, 231, 183, 0.35), 0 0 18px rgba(110, 231, 183, 0.35);
}

.brand-name {
  font-size: 1.05rem;
}

.nav {
  display: flex;
  align-items: center;
  gap: 22px;
  font-size: 0.92rem;
}

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

.nav a:hover {
  color: var(--text);
  text-decoration: none;
}

.nav-gh {
  color: var(--text) !important;
  border: 1px solid var(--border-strong);
  padding: 6px 12px;
  border-radius: 999px;
}

.nav-gh:hover {
  border-color: var(--accent);
  color: var(--accent) !important;
}

/* Hero */
.hero {
  padding: 84px 0 64px;
  border-bottom: 1px solid var(--border);
}

.eyebrow {
  margin: 0 0 14px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
}

.hero h1 {
  margin: 0 0 20px;
  font-size: clamp(2rem, 5.2vw, 3.4rem);
  line-height: 1.08;
  letter-spacing: -0.03em;
  font-weight: 800;
  max-width: 18ch;
}

.lede {
  margin: 0 0 30px;
  max-width: 62ch;
  font-size: clamp(1rem, 1.6vw, 1.14rem);
  color: var(--text-dim);
}

.lede strong {
  color: var(--text);
  font-weight: 600;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 26px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 11px 20px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  transition: transform 0.12s ease, background 0.15s ease, border-color 0.15s ease;
}

.btn:hover {
  text-decoration: none;
  transform: translateY(-1px);
}

.btn-primary {
  background: var(--accent);
  color: var(--accent-ink);
}

.btn-primary:hover {
  background: var(--accent-strong);
}

.btn-ghost {
  border-color: var(--border-strong);
  color: var(--text);
}

.btn-ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.badge-line {
  margin: 0;
  min-height: 20px;
}

.badge-line img {
  display: block;
  opacity: 0.9;
}

/* Sections */
.section-head {
  margin-bottom: 30px;
}

.section-head h2 {
  margin: 0 0 6px;
  font-size: clamp(1.5rem, 3vw, 2rem);
  letter-spacing: -0.02em;
}

.section-sub {
  margin: 0;
  color: var(--text-faint);
  font-size: 0.95rem;
}

.tools {
  padding: 72px 0 40px;
}

/* Cards */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 18px;
}

.card {
  background: linear-gradient(180deg, var(--bg-elev) 0%, var(--bg-elev-2) 100%);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: border-color 0.15s ease, transform 0.15s ease;
}

.card:hover {
  border-color: var(--border-strong);
  transform: translateY(-2px);
}

.card-featured {
  grid-column: 1 / -1;
  border-color: rgba(110, 231, 183, 0.35);
  box-shadow: 0 0 0 1px rgba(110, 231, 183, 0.08), 0 18px 50px -30px rgba(110, 231, 183, 0.5);
}

.card-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.card h3 {
  margin: 0;
  font-size: 1.06rem;
  font-weight: 650;
  letter-spacing: -0.01em;
  line-height: 1.3;
}

.card-desc {
  margin: 0;
  color: var(--text-dim);
  font-size: 0.93rem;
}

.badge {
  flex-shrink: 0;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 4px 9px;
  border-radius: 999px;
  white-space: nowrap;
}

.badge-soon {
  background: rgba(110, 231, 183, 0.14);
  color: var(--accent);
  border: 1px solid rgba(110, 231, 183, 0.35);
}

.badge-roadmap {
  background: rgba(251, 191, 36, 0.1);
  color: var(--warn);
  border: 1px solid rgba(251, 191, 36, 0.28);
}

.label {
  margin: 8px 0 0;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-faint);
}

.code {
  margin: 0;
  padding: 14px 16px;
  background: #0b0d12;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  overflow-x: auto;
  font-family: var(--mono);
  font-size: 0.82rem;
  line-height: 1.55;
  color: #cfe9dd;
  tab-size: 2;
}

.code code {
  font-family: inherit;
  white-space: pre;
}

/* Roadmap strip */
.roadmap {
  padding: 40px 0 72px;
}

.roadmap-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 22px 24px;
  border: 1px dashed var(--border-strong);
  border-radius: var(--radius);
  background: rgba(18, 20, 26, 0.6);
}

.roadmap h2 {
  margin: 0;
  font-size: 1.1rem;
  letter-spacing: -0.01em;
}

.roadmap-line {
  margin: 0;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  color: var(--accent);
}

.pulse {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 0 rgba(110, 231, 183, 0.6);
  animation: pulse 2.2s infinite;
}

@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(110, 231, 183, 0.55); }
  70% { box-shadow: 0 0 0 10px rgba(110, 231, 183, 0); }
  100% { box-shadow: 0 0 0 0 rgba(110, 231, 183, 0); }
}

@media (prefers-reduced-motion: reduce) {
  .pulse { animation: none; }
  .btn:hover,
  .card:hover { transform: none; }
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 28px 0;
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.footer-brand {
  margin: 0;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.footer-links {
  margin: 0;
  display: flex;
  gap: 10px;
  align-items: center;
  color: var(--text-faint);
  font-size: 0.92rem;
}

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

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

/* Focus visibility */
a:focus-visible,
.btn:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 6px;
}

/* Responsive */
@media (max-width: 640px) {
  .hero {
    padding: 56px 0 48px;
  }

  .nav {
    gap: 14px;
    font-size: 0.86rem;
  }

  .nav a:not(.nav-gh) {
    display: none;
  }

  .tools {
    padding: 52px 0 28px;
  }

  .card {
    padding: 18px;
  }

  .roadmap-inner {
    flex-direction: column;
    align-items: flex-start;
  }
}