:root {
  --bg: #080b16;
  --bg2: #0d1222;
  --panel: #131a2e;
  --panel2: #172037;
  --line: rgba(255, 255, 255, 0.09);
  --ink: #eaf0ff;
  --muted: #97a3bd;
  --brand: #5b6cff;
  --brand-2: #23a7f0;
  --brand-3: #7c3aed;
  --ok: #34d399;
  --radius: 18px;
  --maxw: 1140px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  line-height: 1.5;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

.wrap { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 22px; }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 9px;
  font-weight: 650; font-size: 16px; cursor: pointer;
  padding: 14px 26px; border-radius: 12px; border: 1px solid transparent;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease, border-color .15s;
  white-space: nowrap;
}
.btn--primary {
  color: #fff;
  background: linear-gradient(135deg, var(--brand), var(--brand-2));
  box-shadow: 0 10px 30px -8px rgba(91, 108, 255, 0.6);
}
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 16px 40px -8px rgba(91, 108, 255, 0.75); }
.btn--ghost { color: var(--ink); border-color: var(--line); background: rgba(255, 255, 255, 0.03); }
.btn--ghost:hover { background: rgba(255, 255, 255, 0.08); }
.btn--sm { padding: 10px 18px; font-size: 15px; }
.btn .arrow { transition: transform .15s ease; }
.btn:hover .arrow { transform: translateX(3px); }

/* ---------- header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: blur(12px);
  background: color-mix(in srgb, var(--bg) 72%, transparent);
  border-bottom: 1px solid var(--line);
}
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.brand { display: flex; align-items: center; gap: 12px; }
.brand img { height: 40px; width: auto; }
.brand b { font-weight: 750; letter-spacing: .2px; font-size: 17px; }
.nav-links { display: flex; align-items: center; gap: 26px; }
.nav-links a { color: var(--muted); font-size: 15px; font-weight: 550; transition: color .15s; }
.nav-links a:hover { color: var(--ink); }

/* ---------- hero ---------- */
.hero { position: relative; padding: 78px 0 40px; overflow: hidden; isolation: isolate; }
.hero::before {
  content: ""; position: absolute; inset: -20% -10% auto -10%; height: 150%;
  background-image: linear-gradient(180deg, rgba(8, 11, 22, 0.72), rgba(8, 11, 22, 0.94) 60%, var(--bg)), url("images/bg.webp");
  background-size: cover; background-position: center; z-index: -2;
}
.hero::after {
  content: ""; position: absolute; z-index: -1; inset: 0;
  background: radial-gradient(60% 55% at 50% 0%, rgba(91, 108, 255, 0.28), transparent 70%);
}
.hero-inner { text-align: center; max-width: 820px; margin: 0 auto; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 13px; font-weight: 650; letter-spacing: .4px; text-transform: uppercase;
  color: #b9c4e8; padding: 7px 14px; border-radius: 999px;
  border: 1px solid var(--line); background: rgba(255, 255, 255, 0.04);
}
.hero h1 {
  font-size: clamp(34px, 6vw, 58px); line-height: 1.05; margin: 22px 0 0;
  font-weight: 820; letter-spacing: -1px;
}
.hero h1 .grad {
  background: linear-gradient(120deg, #7c8bff, #23a7f0 55%, #34d399);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero p.sub {
  font-size: clamp(16px, 2.2vw, 20px); color: var(--muted);
  margin: 20px auto 0; max-width: 640px;
}
.hero-cta { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; margin-top: 30px; }
.hero-note { margin-top: 16px; font-size: 13.5px; color: var(--muted); }
.hero-note b { color: #cdd6ef; font-weight: 650; }

/* hero screenshot */
.hero-shot { margin: 46px auto 0; max-width: 1000px; }

/* ---------- browser window frame ---------- */
.window {
  border-radius: 14px; overflow: hidden;
  border: 1px solid var(--line);
  background: var(--panel);
  box-shadow: 0 40px 80px -30px rgba(0, 0, 0, 0.8), 0 0 0 1px rgba(255, 255, 255, 0.02);
}
.window__bar {
  display: flex; align-items: center; gap: 8px;
  padding: 11px 14px; background: #0e1526; border-bottom: 1px solid var(--line);
}
.window__dots { display: flex; gap: 7px; }
.window__dots i { width: 11px; height: 11px; border-radius: 50%; background: #39415a; display: block; }
.window__dots i:nth-child(1) { background: #ff5f57; }
.window__dots i:nth-child(2) { background: #febc2e; }
.window__dots i:nth-child(3) { background: #28c840; }
.window__url {
  flex: 1; text-align: center; font-size: 12.5px; color: #7d89a6;
  background: #0a0f1d; border-radius: 7px; padding: 5px 10px; margin: 0 6px;
  max-width: 360px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.window img { width: 100%; height: auto; display: block; }

/* ---------- section headings ---------- */
.section { padding: 68px 0; }
.section-head { text-align: center; max-width: 680px; margin: 0 auto 12px; }
.section-head .kicker { color: #7c8bff; font-weight: 700; font-size: 14px; letter-spacing: .5px; text-transform: uppercase; }
.section-head h2 { font-size: clamp(26px, 4vw, 38px); font-weight: 780; letter-spacing: -.5px; margin: 10px 0 0; }
.section-head p { color: var(--muted); font-size: 17px; margin: 12px 0 0; }

/* ---------- feature rows ---------- */
.feature {
  display: grid; grid-template-columns: 1fr 1.15fr; gap: 54px; align-items: center;
  padding: 46px 0;
}
.feature:nth-child(even) .feature__text { order: 2; }
.feature__num {
  display: inline-grid; place-items: center; width: 40px; height: 40px; border-radius: 11px;
  font-weight: 750; color: #fff; font-size: 17px;
  background: linear-gradient(135deg, var(--brand), var(--brand-3));
  box-shadow: 0 8px 22px -8px rgba(124, 58, 237, 0.7);
}
.feature__text h3 { font-size: clamp(23px, 3vw, 30px); font-weight: 760; letter-spacing: -.4px; margin: 18px 0 0; }
.feature__text p { color: var(--muted); font-size: 16.5px; margin: 14px 0 0; }
.feature__list { list-style: none; padding: 0; margin: 20px 0 0; display: grid; gap: 11px; }
.feature__list li { position: relative; padding-left: 32px; font-size: 15.5px; line-height: 1.5; color: #c4cde4; }
.feature__list li::before {
  content: "✓"; position: absolute; left: 0; top: 2px;
  color: var(--ok); font-weight: 800; font-size: 13px;
  background: rgba(52, 211, 153, 0.14); border-radius: 6px;
  width: 21px; height: 21px; display: grid; place-items: center;
}

/* ---------- highlight band (bring-your-own-files) ---------- */
.highlight { position: relative; padding: 76px 0; overflow: hidden; isolation: isolate; }
.highlight::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background:
    radial-gradient(80% 120% at 80% 0%, rgba(124, 58, 237, 0.20), transparent 55%),
    radial-gradient(70% 120% at 0% 100%, rgba(35, 167, 240, 0.16), transparent 55%),
    var(--bg2);
  border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
}
.highlight__grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: 54px; align-items: center; }
.highlight__text .kicker { color: #b79bff; font-weight: 700; font-size: 14px; letter-spacing: .5px; text-transform: uppercase; }
.highlight__text h2 { font-size: clamp(26px, 3.6vw, 36px); font-weight: 780; letter-spacing: -.5px; margin: 12px 0 0; line-height: 1.15; }
.highlight__text > p { color: var(--muted); font-size: 16.5px; margin: 16px 0 0; }
.highlight__text b { color: #dfe6ff; font-weight: 680; }
.highlight .feature__list { margin-top: 22px; }

@media (max-width: 860px) {
  .highlight__grid { grid-template-columns: 1fr; gap: 26px; }
}

/* ---------- steps / CTA band ---------- */
.cta-band { position: relative; padding: 74px 0; overflow: hidden; isolation: isolate; }
.cta-band::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: radial-gradient(70% 120% at 50% 0%, rgba(91, 108, 255, 0.22), transparent 60%), var(--bg2);
  border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
}
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin: 40px 0 44px; }
.step {
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 26px 24px; text-align: left;
}
.step .n { font-size: 13px; font-weight: 700; color: #7c8bff; letter-spacing: .5px; }
.step h4 { margin: 8px 0 6px; font-size: 18px; font-weight: 700; }
.step p { margin: 0; color: var(--muted); font-size: 15px; }
.cta-final { text-align: center; }
.cta-final h2 { font-size: clamp(26px, 4vw, 40px); font-weight: 800; letter-spacing: -.6px; margin: 0; }
.cta-final p { color: var(--muted); font-size: 17px; margin: 14px 0 26px; }

/* ---------- footer ---------- */
.site-footer { border-top: 1px solid var(--line); padding: 34px 0; }
.site-footer .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.site-footer .brand img { height: 34px; }
.site-footer small { color: var(--muted); font-size: 13.5px; }

/* ---------- responsive ---------- */
@media (max-width: 860px) {
  .nav-links { display: none; }
  .feature { grid-template-columns: 1fr; gap: 26px; padding: 34px 0; }
  .feature:nth-child(even) .feature__text { order: 0; }
  .steps { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .btn { transition: none; }
}