:root {
  --bg: #0B0D12;
  --surface: #13161F;
  --surface-alt: #1A1E2A;
  --surface-hover: #212636;
  --border: #2A3040;
  --text: #E7EAF2;
  --muted: #8A92A6;
  --faint: #5C6478;
  --accent: #5BCB6E;
  --accent-dim: #2E5C3A;
  --up: #5BA8FF;
  --maxw: 1080px;
  --font: "Segoe UI Variable", "Segoe UI", system-ui, -apple-system, Roboto, Helvetica, Arial, sans-serif;
  --mono: "Cascadia Mono", "Consolas", ui-monospace, SFMono-Regular, Menlo, monospace;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

code {
  font-family: var(--mono);
  font-size: 0.9em;
  background: var(--surface-alt);
  border: 1px solid var(--border);
  border-radius: 5px;
  padding: 0.1em 0.4em;
  color: var(--text);
}

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

h1, h2, h3 { line-height: 1.2; margin: 0 0 0.5em; letter-spacing: -0.01em; }

/* ===== header ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 24px;
  max-width: var(--maxw);
  margin: 0 auto;
  background: rgba(11, 13, 18, 0.8);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--text); }
.brand:hover { text-decoration: none; }
.brand-mark { border-radius: 7px; }
.brand-name { font-size: 18px; font-weight: 700; letter-spacing: -0.02em; }
.site-nav { display: flex; align-items: center; gap: 22px; }
.site-nav a { color: var(--muted); font-size: 14px; font-weight: 500; }
.site-nav a:hover { color: var(--text); text-decoration: none; }
.nav-cta {
  color: var(--accent) !important;
  border: 1px solid var(--accent-dim);
  border-radius: 8px;
  padding: 7px 14px;
}
.nav-cta:hover { background: var(--accent-dim); }

/* ===== layout primitives ===== */
main > section {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 72px 24px;
}
section h2 { font-size: clamp(26px, 4vw, 36px); text-align: center; }
.section-lede { text-align: center; color: var(--muted); max-width: 640px; margin: 0 auto 40px; font-size: 17px; }

/* ===== hero ===== */
.hero {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 48px;
  align-items: center;
  padding-top: 64px;
  padding-bottom: 56px;
}
.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 12.5px;
  font-weight: 700;
  color: var(--accent);
  margin: 0 0 14px;
}
.hero h1 { font-size: clamp(34px, 5.2vw, 54px); font-weight: 800; }
.lede { font-size: 18px; color: var(--muted); margin: 18px 0 28px; }
.lede code { font-size: 0.85em; }
.cta-row { display: flex; flex-wrap: wrap; gap: 14px; }
.cta-center { justify-content: center; }
.sub-note { margin-top: 18px; font-size: 13.5px; color: var(--faint); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 15px;
  padding: 12px 22px;
  border-radius: 9px;
  border: 1px solid transparent;
  transition: transform 0.05s ease, opacity 0.15s ease, background 0.15s ease;
}
.btn:hover { text-decoration: none; }
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--accent); color: var(--bg); }
.btn-primary:hover { opacity: 0.9; }
.btn-ghost { background: transparent; color: var(--text); border-color: var(--border); }
.btn-ghost:hover { background: var(--surface-hover); }

.hero-shot img {
  width: 100%;
  height: auto;
  border-radius: 14px;
  border: 1px solid var(--border);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.5);
}

/* ===== feature grid ===== */
.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
}
.card h3 { font-size: 18px; }
.card p { margin: 0; color: var(--muted); font-size: 15px; }
.card code { font-size: 0.85em; }

/* ===== rollup band ===== */
.rollup { padding: 0 24px; }
.rollup-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  background: linear-gradient(135deg, var(--surface-alt), var(--surface));
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 48px;
  text-align: center;
}
.rollup-inner h2 { text-align: center; }
.rollup-inner p { color: var(--muted); max-width: 680px; margin: 0 auto; font-size: 17px; }

/* ===== download ===== */
.download { 
  text-align: center; 
  align-items: center; 
  justify-content: center;
}
.grid-2 {
  display: grid;
  align-items: center;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
  max-width: 800px;
  margin: 0 auto 28px;
  text-align: left;
}
.ver-card { display: flex; flex-direction: column; align-items: center;}
.ver-card .price { font-size: 15px; font-weight: 600; color: var(--text); margin: 0 0 18px; }
.ver-card .price .amount { color: var(--accent); font-size: 20px; font-weight: 800; }
.ver-list { list-style: none; padding: 0; margin: 0 0 24px; display: flex; flex-direction: column; gap: 10px; }
.ver-list li { position: relative; padding-left: 26px; color: var(--muted); font-size: 14.5px; }
.ver-list li::before { content: "\2713"; position: absolute; left: 0; color: var(--accent); font-weight: 700; }
.ver-list li.no { color: var(--faint); }
.ver-list li.no::before { content: "\2014"; color: var(--faint); font-weight: 400; }
/* button hugs the bottom so both cards line their CTAs up no matter the list length */
.ver-card .btn { margin-top: auto; }

/* ===== faq ===== */
.faq-list { max-width: 760px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
.faq details {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 4px 20px;
}
.faq summary {
  cursor: pointer;
  font-weight: 600;
  font-size: 16px;
  padding: 14px 0;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--accent); font-size: 22px; font-weight: 400; line-height: 1; }
.faq details[open] summary::after { content: "\2212"; }
.faq details p { margin: 0 0 16px; color: var(--muted); font-size: 15px; }

/* ===== footer ===== */
.site-footer { border-top: 1px solid var(--border); margin-top: 32px; }
.footer-inner { max-width: var(--maxw); margin: 0 auto; padding: 40px 24px; text-align: center; }
.footer-brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 700; font-size: 17px; }
.footer-brand img { border-radius: 6px; }
.footer-tag { color: var(--muted); margin: 12px 0 4px; }
.footer-copy { color: var(--faint); font-size: 13.5px; margin: 0; }

/* ===== 404 ===== */
.notfound {
  max-width: 680px;
  text-align: center;
  min-height: 70vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 8px;
}
.notfound-mark { border-radius: 16px; margin-bottom: 8px; }
.notfound-code { font-size: 48px; }
.notfound-text { color: var(--muted); font-size: 18px; margin: 0 0 24px; }

/* ===== responsive ===== */
@media (max-width: 880px) {
  .hero { grid-template-columns: 1fr; gap: 32px; padding-top: 40px; }
  .hero-shot { order: -1; }
  .grid, .grid-3, .grid-2 { grid-template-columns: 1fr; }
  main > section { padding: 56px 20px; }
  .rollup-inner { padding: 36px 24px; }
}
@media (min-width: 881px) and (max-width: 1024px) {
  .grid { grid-template-columns: repeat(2, 1fr); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .btn { transition: none; }
}