@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500;600;700&display=swap');
@import url('https://api.fontshare.com/v2/css?f[]=general-sans@400,500,600,700&display=swap');

:root {
  --bg-primary: #0a0a0f;
  --bg-secondary: #111119;
  --bg-tertiary: #1a1a24;
  --bg-code: #0d0d14;
  --text-primary: #e8e8ed;
  --text-secondary: #8a8a9a;
  --text-muted: #55556a;
  --accent: #00d4aa;
  --accent-dim: #00d4aa22;
  --accent-mid: #00d4aa44;
  --border: #1e1e2e;
  --border-bright: #2a2a3e;
  --red: #ff6b6b;
  --yellow: #ffd93d;
  --blue: #6bc1ff;
  --purple: #c084fc;
  --font-display: 'JetBrains Mono', monospace;
  --font-body: 'General Sans', -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --max-width: 1200px;
  --radius: 10px;
}

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

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

body {
  font-family: var(--font-body);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  overflow-x: hidden;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  background: 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)' opacity='0.03'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 0;
}

/* ── NAV ── */
nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 0 2rem;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(10, 10, 15, 0.8);
  backdrop-filter: blur(20px) saturate(1.2);
  border-bottom: 1px solid var(--border);
}

.nav-logo {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  text-decoration: none;
  letter-spacing: -0.02em;
}

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

.nav-links {
  display: flex;
  gap: 2rem;
  align-items: center;
  list-style: none;
}

.nav-links a {
  font-size: 0.875rem;
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s;
}

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

.nav-links a.active { color: var(--accent); }

/* ── BUTTONS ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.625rem 1.25rem;
  border-radius: 8px;
  font-size: 0.875rem;
  font-weight: 600;
  font-family: var(--font-body);
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: all 0.2s;
}

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

.btn-primary:hover {
  background: #00e8bb;
  box-shadow: 0 0 30px var(--accent-dim);
}

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

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

/* ── LAYOUT ── */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem;
  position: relative;
  z-index: 1;
}

section {
  padding: 6rem 0;
}

.section-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-bottom: 1rem;
}

.section-title {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.2;
  margin-bottom: 1rem;
}

.section-desc {
  color: var(--text-secondary);
  font-size: 1.05rem;
  max-width: 560px;
}

/* ── HERO ── */
.hero {
  padding: 10rem 0 6rem;
  text-align: center;
  position: relative;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--accent-dim) 0%, transparent 70%);
  pointer-events: none;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.375rem 1rem;
  border-radius: 100px;
  border: 1px solid var(--border-bright);
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-bottom: 2rem;
  font-family: var(--font-mono);
}

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

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

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 1.1;
  margin-bottom: 1.5rem;
}

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

.hero p {
  font-size: 1.2rem;
  color: var(--text-secondary);
  max-width: 540px;
  margin: 0 auto 2.5rem;
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

.hero-terminal {
  margin: 4rem auto 0;
  max-width: 640px;
  background: var(--bg-code);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  text-align: left;
}

.terminal-bar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
}

.terminal-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.terminal-dot:nth-child(1) { background: #ff5f57; }
.terminal-dot:nth-child(2) { background: #febc2e; }
.terminal-dot:nth-child(3) { background: #28c840; }

.terminal-bar span {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
}

.terminal-body {
  padding: 1.25rem;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  line-height: 1.8;
}

.terminal-body .prompt { color: var(--accent); }
.terminal-body .cmd { color: var(--text-primary); }
.terminal-body .flag { color: var(--yellow); }
.terminal-body .string { color: var(--accent); }
.terminal-body .comment { color: var(--text-muted); }
.terminal-body .output { color: var(--text-secondary); }

/* ── FEATURES ── */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  margin-top: 3rem;
}

.feature-card {
  padding: 2rem;
  background: var(--bg-secondary);
  transition: background 0.3s;
}

.feature-card:hover {
  background: var(--bg-tertiary);
}

.feature-icon {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent);
  padding: 0.375rem 0.75rem;
  background: var(--accent-dim);
  border-radius: 6px;
  display: inline-block;
  margin-bottom: 1rem;
  letter-spacing: 0.05em;
}

.feature-card h3 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  letter-spacing: -0.02em;
}

.feature-card p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.6;
}

/* ── HOW IT WORKS ── */
.how-diagram {
  margin-top: 3rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 3rem;
}

.flow-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.flow-box {
  padding: 1.25rem 1.75rem;
  border-radius: var(--radius);
  border: 1px solid var(--border-bright);
  background: var(--bg-tertiary);
  text-align: center;
  min-width: 180px;
}

.flow-box .label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.375rem;
}

.flow-box .name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1rem;
}

.flow-box.active {
  border-color: var(--accent);
  box-shadow: 0 0 30px var(--accent-dim);
}

.flow-box.active .name { color: var(--accent); }

.flow-arrow {
  font-family: var(--font-mono);
  color: var(--text-muted);
  font-size: 1.25rem;
}

.flow-details {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
  margin-top: 2.5rem;
  padding-top: 2.5rem;
  border-top: 1px solid var(--border);
}

.flow-detail {
  font-size: 0.875rem;
}

.flow-detail code {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent);
  background: var(--accent-dim);
  padding: 0.125rem 0.375rem;
  border-radius: 4px;
}

.flow-detail strong {
  color: var(--text-primary);
  display: block;
  margin-bottom: 0.25rem;
  font-weight: 600;
}

.flow-detail span {
  color: var(--text-secondary);
}

/* ── PRICING ── */
.pricing-card {
  max-width: 480px;
  margin: 3rem auto 0;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2.5rem;
  position: relative;
  overflow: hidden;
}

.pricing-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
}

.pricing-amount {
  font-family: var(--font-display);
  font-size: 3.5rem;
  font-weight: 700;
  letter-spacing: -0.04em;
}

.pricing-amount span {
  font-size: 1rem;
  font-weight: 400;
  color: var(--text-secondary);
}

.pricing-desc {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin: 0.75rem 0 1.5rem;
}

.pricing-items {
  list-style: none;
  margin-bottom: 2rem;
}

.pricing-items li {
  padding: 0.5rem 0;
  font-size: 0.9rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.pricing-items li::before {
  content: '✓';
  color: var(--accent);
  font-weight: 700;
  font-size: 0.8rem;
}

/* ── CTA ── */
.cta {
  text-align: center;
  padding: 6rem 0 8rem;
}

.cta h2 {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 700;
  letter-spacing: -0.04em;
  margin-bottom: 1rem;
}

.cta p {
  color: var(--text-secondary);
  font-size: 1.05rem;
  margin-bottom: 2rem;
  max-width: 460px;
  margin-left: auto;
  margin-right: auto;
}

/* ── FOOTER ── */
footer {
  border-top: 1px solid var(--border);
  padding: 2.5rem 0;
  position: relative;
  z-index: 1;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-inner span {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.footer-links {
  display: flex;
  gap: 1.5rem;
  list-style: none;
}

.footer-links a {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s;
}

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

/* ── DOCS ── */
.docs-layout {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 4rem;
  padding-top: 6rem;
  min-height: 100vh;
  align-items: start;
}

.docs-sidebar {
  position: sticky;
  top: 80px;
  padding: 1rem 0;
}

.docs-sidebar h4 {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 0.75rem;
  margin-top: 1.5rem;
}

.docs-sidebar h4:first-child { margin-top: 0; }

.docs-sidebar a {
  display: block;
  padding: 0.3rem 0;
  font-size: 0.85rem;
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.15s;
}

.docs-sidebar a:hover { color: var(--text-primary); }
.docs-sidebar a.active { color: var(--accent); }

.docs-content {
  padding-bottom: 8rem;
}

.docs-content h1 {
  font-family: var(--font-display);
  font-size: 2.25rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  margin-bottom: 0.75rem;
}

.docs-content h2 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-top: 4rem;
  margin-bottom: 1rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
}

.docs-content h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  margin-top: 2.5rem;
  margin-bottom: 0.75rem;
}

.docs-content p {
  color: var(--text-secondary);
  margin-bottom: 1rem;
  font-size: 0.95rem;
}

.docs-content > p:first-of-type {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 640px;
  margin-bottom: 2rem;
}

.endpoint-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}

.method {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.25rem 0.625rem;
  border-radius: 4px;
  letter-spacing: 0.03em;
}

.method.get { background: #1a3a2a; color: #4ade80; }
.method.post { background: #1a2a3a; color: #60a5fa; }
.method.delete { background: #3a1a1a; color: #f87171; }

.endpoint-path {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--text-primary);
}

/* Code blocks */
.code-block {
  background: var(--bg-code);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  margin: 1rem 0 1.5rem;
}

.code-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.625rem 1rem;
  border-bottom: 1px solid var(--border);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
}

.code-header .lang {
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.copy-btn {
  background: none;
  border: 1px solid var(--border);
  color: var(--text-muted);
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  font-size: 0.65rem;
  font-family: var(--font-mono);
  cursor: pointer;
  transition: all 0.15s;
}

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

.code-block pre {
  padding: 1.25rem;
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  line-height: 1.7;
}

.code-block .key { color: #60a5fa; }
.code-block .str { color: var(--accent); }
.code-block .num { color: var(--yellow); }
.code-block .comment { color: var(--text-muted); }
.code-block .kw { color: var(--purple); }
.code-block .fn { color: var(--yellow); }
.code-block .op { color: var(--text-secondary); }

/* Param table */
.param-table {
  width: 100%;
  border-collapse: collapse;
  margin: 1rem 0 1.5rem;
  font-size: 0.875rem;
}

.param-table th {
  text-align: left;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border);
}

.param-table td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border);
  color: var(--text-secondary);
  vertical-align: top;
}

.param-table td:first-child {
  font-family: var(--font-mono);
  color: var(--text-primary);
  font-size: 0.82rem;
  white-space: nowrap;
}

.param-table .required {
  color: var(--red);
  font-size: 0.7rem;
  font-weight: 600;
  margin-left: 0.25rem;
}

.param-table .type {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--purple);
}

.info-box {
  padding: 1rem 1.25rem;
  background: var(--accent-dim);
  border-left: 3px solid var(--accent);
  border-radius: 0 var(--radius) var(--radius) 0;
  margin: 1.5rem 0;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.info-box strong {
  color: var(--accent);
}

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  .docs-layout {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .docs-sidebar {
    position: relative;
    top: 0;
    display: flex;
    gap: 1rem;
    overflow-x: auto;
    padding: 1rem 0;
    border-bottom: 1px solid var(--border);
    margin-bottom: 2rem;
  }

  .docs-sidebar h4 { display: none; }
  .docs-sidebar a { white-space: nowrap; }

  .flow-row { flex-direction: column; }
  .flow-arrow { transform: rotate(90deg); }

  nav { padding: 0 1rem; }
  .container { padding: 0 1rem; }
  .hero { padding: 8rem 0 4rem; }

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

/* ── ANIMATIONS ── */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-up {
  animation: fadeUp 0.6s ease-out both;
}

.fade-up:nth-child(2) { animation-delay: 0.1s; }
.fade-up:nth-child(3) { animation-delay: 0.2s; }
.fade-up:nth-child(4) { animation-delay: 0.3s; }