:root {
  --bg: #0a0b0d;
  --bg-2: #111317;
  --panel: #16191e;
  --line: #262a31;
  --text: #f2f4f7;
  --muted: #9aa3ae;
  --accent: #b9d4ee;      /* ice blue from the product's "G" and case */
  --accent-2: #e8eef5;    /* porcelain white */
  --radius: 20px;
  --font-head: "Space Grotesk", system-ui, sans-serif;
  --font-body: "Inter", system-ui, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--accent); }
h1, h2, h3 { font-family: var(--font-head); line-height: 1.15; margin: 0 0 .6em; letter-spacing: -0.02em; }
h1 { font-size: clamp(2.4rem, 5vw, 4rem); }
h2 { font-size: clamp(1.8rem, 3.4vw, 2.6rem); }
h3 { font-size: 1.2rem; }
p { margin: 0 0 1.1em; color: #c9cfd6; }

.container { width: min(1180px, 92%); margin: 0 auto; }
.narrow { width: min(820px, 92%); }
.center { text-align: center; margin-top: 2rem; }
.muted { color: var(--muted); font-weight: 500; }

.eyebrow {
  display: inline-flex; align-items: center; gap: .5rem;
  font-size: .78rem; font-weight: 600; letter-spacing: .14em; text-transform: uppercase;
  color: var(--accent); margin-bottom: 1rem;
}
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 12px var(--accent); }

/* Buttons */
.btn {
  display: inline-block; text-decoration: none; font-weight: 600; font-family: var(--font-head);
  padding: .95rem 1.7rem; border-radius: 999px; transition: transform .2s, box-shadow .2s, background .2s;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: var(--accent-2); color: #0a0b0d; box-shadow: 0 10px 30px -10px rgba(185, 212, 238, .6); }
.btn-primary:hover { background: #fff; box-shadow: 0 14px 40px -10px rgba(185, 212, 238, .8); }
.btn-ghost { color: var(--text); border: 1px solid var(--line); }
.btn-ghost:hover { border-color: var(--accent); }
.btn-light { background: #0a0b0d; color: #fff; }
.btn-sm { padding: .6rem 1.2rem; font-size: .9rem; }

/* Nav */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(10, 11, 13, .78); backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.brand { display: flex; align-items: center; gap: .6rem; color: var(--text); text-decoration: none; font-family: var(--font-head); font-weight: 700; font-size: 1.2rem; }
.brand-mark { width: 28px; height: 28px; color: var(--text); fill: var(--text); }
.nav-links { display: flex; gap: 2rem; }
.nav-links a { color: var(--muted); text-decoration: none; font-size: .95rem; }
.nav-links a:hover { color: var(--text); }

/* Hero */
.hero { position: relative; overflow: hidden; padding: 5rem 0 4rem; }
.hero-glow {
  position: absolute; inset: -20% -10% auto auto; width: 700px; height: 700px;
  background: radial-gradient(circle, rgba(185, 212, 238, .16), transparent 65%);
  pointer-events: none;
}
.hero-grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: 3rem; align-items: center; position: relative; }
.lead { font-size: 1.15rem; max-width: 560px; }
.hero-ctas { display: flex; flex-wrap: wrap; gap: 1rem; margin: 2rem 0 1.5rem; }
.hero-points { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 1.4rem; color: var(--muted); font-size: .92rem; }
.hero-points li::before { content: "✓"; color: var(--accent); margin-right: .45rem; }
.hero-card {
  border-radius: 28px; overflow: hidden; background: #f3f4f6;
  box-shadow: 0 40px 80px -30px rgba(0, 0, 0, .8), 0 0 0 1px rgba(255, 255, 255, .06);
}

/* Strip */
.strip { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--bg-2); }
.strip-inner { display: grid; grid-template-columns: repeat(4, 1fr); }
.strip-inner div { padding: 1.6rem 1rem; text-align: center; border-right: 1px solid var(--line); }
.strip-inner div:last-child { border-right: 0; }
.strip strong { display: block; font-family: var(--font-head); font-size: 1.05rem; }
.strip span { color: var(--muted); font-size: .88rem; }

/* Sections */
.section { padding: 6rem 0; }
.dark-panel { background: linear-gradient(180deg, var(--bg-2), var(--bg)); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section-head { text-align: center; max-width: 720px; margin: 0 auto 3.5rem; }
.section-head p { color: var(--muted); }

.split-grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: 4rem; align-items: center; }
.split-grid.reverse { grid-template-columns: 1.1fr 1fr; }
.split-media img { width: 100%; border-radius: var(--radius); box-shadow: 0 30px 70px -30px rgba(0, 0, 0, .9); border: 1px solid var(--line); object-fit: cover; }

.check-list { list-style: none; padding: 0; margin: 0 0 2rem; display: grid; grid-template-columns: 1fr 1fr; gap: .6rem 1.2rem; }
.check-list li { color: var(--text); font-size: .95rem; }
.check-list li::before { content: "◆"; color: var(--accent); margin-right: .55rem; font-size: .7rem; }

/* Features */
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.4rem; }
.feature {
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 2rem; transition: border-color .25s, transform .25s;
}
.feature:hover { border-color: rgba(185, 212, 238, .45); transform: translateY(-4px); }
.feature p { font-size: .95rem; margin: 0; color: var(--muted); }
.icon {
  width: 48px; height: 48px; display: grid; place-items: center; font-size: 1.4rem;
  border-radius: 14px; background: rgba(185, 212, 238, .1); border: 1px solid rgba(185, 212, 238, .2); margin-bottom: 1.2rem;
}

/* Image band */
.band-card { position: relative; border-radius: 28px; overflow: hidden; border: 1px solid var(--line); }
.band-card img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; }
.band-overlay {
  position: absolute; inset: auto 0 0 0; padding: 3rem;
  background: linear-gradient(0deg, rgba(10, 11, 13, .92), transparent);
}
.band-overlay h2 { max-width: 640px; margin: 0; }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; margin-top: 3rem; }

/* Steps */
.steps { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.4rem; counter-reset: s; }
.steps li { padding: 2rem; border-radius: var(--radius); border: 1px solid var(--line); background: var(--panel); }
.steps p { color: var(--muted); font-size: .95rem; margin: 0; }
.step-num { font-family: var(--font-head); font-size: 2.4rem; font-weight: 700; color: transparent; -webkit-text-stroke: 1px var(--accent); display: block; margin-bottom: 1rem; }

/* Compare */
.table-wrap { overflow-x: auto; border-radius: var(--radius); border: 1px solid var(--line); }
.compare { width: 100%; border-collapse: collapse; font-size: .96rem; }
.compare th, .compare td { padding: 1rem 1.3rem; text-align: left; border-bottom: 1px solid var(--line); }
.compare thead th { font-family: var(--font-head); background: var(--panel); }
.compare tbody th { font-weight: 500; color: var(--text); }
.compare td { color: var(--muted); }
.compare .hl { color: var(--accent-2); background: rgba(185, 212, 238, .07); font-weight: 600; }
.compare tr:last-child th, .compare tr:last-child td { border-bottom: 0; }

/* Personas */
.persona-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.4rem; }
.persona { padding: 2rem; border-left: 2px solid var(--accent); background: linear-gradient(90deg, rgba(185, 212, 238, .06), transparent); border-radius: 0 var(--radius) var(--radius) 0; }
.persona p { color: var(--muted); font-size: .95rem; margin: 0; }

/* FAQ */
.faq details { border-bottom: 1px solid var(--line); padding: 1.3rem 0; }
.faq summary { cursor: pointer; font-family: var(--font-head); font-weight: 600; font-size: 1.1rem; list-style: none; display: flex; justify-content: space-between; gap: 1rem; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--accent); font-size: 1.4rem; line-height: 1; transition: transform .2s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { margin: 1rem 0 0; color: var(--muted); }

/* Final CTA */
.final-cta { padding: 5rem 0; background: linear-gradient(135deg, var(--accent-2), var(--accent)); color: #0a0b0d; }
.final-cta p { color: #2b3138; font-size: 1.1rem; max-width: 520px; margin-bottom: 2rem; }
.final-grid { display: grid; grid-template-columns: 1.3fr 1fr; gap: 3rem; align-items: center; }
.final-grid img { border-radius: 24px; box-shadow: 0 30px 60px -25px rgba(0, 0, 0, .5); max-width: 380px; justify-self: end; }

/* Footer */
.footer { padding: 3rem 0 6rem; border-top: 1px solid var(--line); }
.footer-inner { display: grid; gap: .6rem; text-align: center; justify-items: center; }
.footer p { color: var(--muted); margin: 0; font-size: .92rem; }
.footer .small { font-size: .78rem; opacity: .7; }

.sticky-cta {
  display: none; position: fixed; bottom: 1rem; left: 50%; transform: translateX(-50%); z-index: 60;
  background: var(--accent-2); color: #0a0b0d; font-family: var(--font-head); font-weight: 700;
  padding: .9rem 2.4rem; border-radius: 999px; text-decoration: none; box-shadow: 0 10px 30px rgba(0, 0, 0, .6);
}

@media (max-width: 960px) {
  .hero-grid, .split-grid, .split-grid.reverse, .two-col, .final-grid { grid-template-columns: 1fr; }
  .split-grid.reverse .split-media { order: -1; }
  .feature-grid, .persona-grid { grid-template-columns: 1fr 1fr; }
  .steps { grid-template-columns: 1fr 1fr; }
  .strip-inner { grid-template-columns: 1fr 1fr; }
  .strip-inner div:nth-child(2) { border-right: 0; }
  .nav-links { display: none; }
  .final-grid img { justify-self: start; }
}
@media (max-width: 600px) {
  .section { padding: 4rem 0; }
  .feature-grid, .persona-grid, .steps, .check-list { grid-template-columns: 1fr; }
  .band-overlay { position: static; padding: 1.5rem; background: var(--panel); }
  .sticky-cta { display: block; }
}