@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:ital,wght@0,400;0,500;0,600;0,700;0,800;1,400&family=JetBrains+Mono:wght@400;500&display=swap');

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

/* ── Tokens ── */
:root {
  --bg:         #ffffff;
  --bg2:        #f8f8fc;
  --bg3:        #f1f1f8;
  --border:     #e5e5ef;
  --text:       #0c0c1d;
  --text2:      #52527a;
  --text3:      #9494b8;
  --accent:     #5b5bd6;
  --accent-hi:  #6e6ee8;
  --accent2:    #8b5cf6;
  --accent-bg:  rgba(91,91,214,.08);
  --accent-bd:  rgba(91,91,214,.18);
  --green:      #16a34a;
  --green-bg:   #f0fdf4;
  --green-bd:   #bbf7d0;

  --r:    12px;
  --r-sm: 7px;
  --r-lg: 18px;

  --sh-sm: 0 1px 2px rgba(12,12,29,.06);
  --sh:    0 1px 3px rgba(12,12,29,.06), 0 4px 16px rgba(12,12,29,.05);
  --sh-lg: 0 4px 8px rgba(12,12,29,.05), 0 16px 48px rgba(12,12,29,.09);

  --font: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --mono: 'JetBrains Mono', 'Menlo', 'Consolas', monospace;
}

html { scroll-behavior: smooth; scroll-padding-top: 80px; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }

/* ── Nav ── */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 200;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 48px; height: 64px;
  background: rgba(255,255,255,.88);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--border);
}

.nav-logo {
  display: flex; align-items: center; gap: 10px;
  font-size: 15px; font-weight: 700; color: var(--text);
  text-decoration: none; letter-spacing: -.02em;
}
.nav-logo img { width: 28px; height: 28px; border-radius: 7px; display: block; }

.nav-links { display: flex; gap: 32px; }
.nav-links a {
  font-size: 14px; font-weight: 500; color: var(--text2);
  text-decoration: none; transition: color .15s; letter-spacing: -.01em;
}
.nav-links a:hover { color: var(--text); }

.nav-cta { display: flex; gap: 8px; align-items: center; }

/* ── Buttons ── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 8px 18px; border-radius: var(--r-sm);
  font-size: 14px; font-weight: 600; cursor: pointer; text-decoration: none;
  border: 1px solid var(--border); background: var(--bg); color: var(--text);
  transition: background .12s, border-color .12s, box-shadow .12s, color .12s;
  white-space: nowrap; font-family: var(--font); letter-spacing: -.01em;
}
.btn:hover { background: var(--bg2); box-shadow: var(--sh-sm); }
.btn.primary {
  background: var(--accent); border-color: var(--accent); color: #fff;
  box-shadow: 0 1px 2px rgba(91,91,214,.25), 0 4px 12px rgba(91,91,214,.18);
}
.btn.primary:hover {
  background: var(--accent-hi); border-color: var(--accent-hi);
  box-shadow: 0 1px 2px rgba(91,91,214,.35), 0 6px 18px rgba(91,91,214,.28);
}
.btn.lg { padding: 11px 26px; font-size: 15px; }
.btn.xl { padding: 14px 32px; font-size: 16px; border-radius: var(--r); }
button.btn { font-family: var(--font); }

/* ── Gradient text ── */
.grad {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent2) 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}

/* ── Section labels ── */
.eyebrow {
  font-size: 11px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase;
  color: var(--accent);
}
.section-title {
  font-size: clamp(1.7rem, 3vw, 2.3rem); font-weight: 800;
  letter-spacing: -.03em; color: var(--text); line-height: 1.15;
  text-wrap: balance;
}
.section-sub {
  font-size: 16px; color: var(--text2); line-height: 1.75;
  max-width: 540px; text-wrap: pretty;
}

/* ── Footer ── */
footer {
  background: var(--bg2); border-top: 1px solid var(--border);
  padding: 56px 48px 40px;
}
.footer-inner {
  max-width: 1000px; margin: 0 auto;
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px;
}
.footer-brand { display: flex; flex-direction: column; gap: 14px; }
.footer-logo { display: flex; align-items: center; gap: 10px; font-size: 15px; font-weight: 700; color: var(--text); text-decoration: none; }
.footer-logo img { width: 26px; height: 26px; border-radius: 6px; }
.footer-brand p { font-size: 13px; color: var(--text3); line-height: 1.65; max-width: 260px; }
.footer-col h4 {
  font-size: 11px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase;
  color: var(--text3); margin-bottom: 18px;
}
.footer-col a {
  display: block; font-size: 13.5px; color: var(--text2); text-decoration: none;
  margin-bottom: 11px; transition: color .15s;
}
.footer-col a:hover { color: var(--text); }
.footer-bottom {
  max-width: 1000px; margin: 36px auto 0;
  padding-top: 24px; border-top: 1px solid var(--border);
  display: flex; justify-content: space-between; align-items: center;
  font-size: 12px; color: var(--text3); flex-wrap: wrap; gap: 8px;
}

/* ── Toast ── */
#toast {
  position: fixed; bottom: 24px; right: 24px; z-index: 9999;
  background: var(--text); border-radius: var(--r-sm);
  padding: 12px 20px; font-size: 13px; color: var(--bg);
  opacity: 0; transition: opacity .2s, transform .2s;
  transform: translateY(6px); pointer-events: none;
  box-shadow: var(--sh-lg);
}
#toast.show { opacity: 1; transform: translateY(0); }

/* ── Install block ── */
.install-block {
  background: var(--bg); border: 1px solid var(--border);
  border-radius: var(--r); padding: 28px 24px;
  text-align: left; max-width: 580px; margin: 0 auto 28px;
  box-shadow: var(--sh);
}
.install-label {
  font-size: 11px; font-weight: 700; letter-spacing: .1em;
  text-transform: uppercase; color: var(--text3); margin-bottom: 16px;
}
.install-tabs { display: flex; gap: 4px; margin-bottom: 14px; }
.install-tab {
  font-size: 12px; font-weight: 600; padding: 5px 14px; border-radius: 20px;
  border: 1px solid var(--border); background: transparent; color: var(--text2);
  cursor: pointer; transition: all .12s; font-family: var(--font);
}
.install-tab.active { background: var(--text); color: var(--bg); border-color: var(--text); }
.install-cmd {
  display: none; align-items: center; justify-content: space-between; gap: 12px;
  background: var(--bg2); border: 1px solid var(--border);
  border-radius: var(--r-sm); padding: 13px 18px;
}
.install-cmd.active { display: flex; }
.install-cmd code {
  font-family: var(--mono); font-size: 13.5px; color: var(--text); word-break: break-all;
}
.copy-btn {
  flex-shrink: 0; font-size: 12px; font-weight: 600; color: var(--text3);
  background: none; border: none; cursor: pointer; padding: 3px 8px;
  border-radius: 4px; transition: all .12s; font-family: var(--font);
}
.copy-btn:hover { background: var(--border); color: var(--text2); }

/* ── Responsive ── */
@media (max-width: 900px) {
  nav { padding: 0 20px; }
  .nav-links { display: none; }
  footer { padding: 40px 24px 32px; }
  .footer-inner { grid-template-columns: 1fr 1fr; gap: 32px; }
}
@media (max-width: 600px) {
  .footer-inner { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
}