:root {
  --bg: #0b1220;
  --bg2: #111b2e;
  --card: #152238;
  --text: #e8eef7;
  --muted: #93a4bd;
  --accent: #2dd4bf;
  --accent2: #38bdf8;
  --line: rgba(255,255,255,.09);
  --max: 1120px;
  --danger: #fb7185;
  --ok: #34d399;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: Manrope, system-ui, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
}
a { color: var(--accent2); text-decoration: none; }
a:hover { text-decoration: underline; }
.wrap { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 1.5rem; }
header {
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid var(--line);
  background: rgba(11,18,32,.9);
  backdrop-filter: blur(12px);
}
.nav {
  min-height: 4rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.logo { color: var(--text); font-weight: 800; }
.logo span { color: var(--accent); }
.nav-links { display: flex; gap: .45rem; font-size: .9rem; }
.nav-links a { padding: .45rem .7rem; border-radius: .55rem; color: var(--muted); }
.nav-links a:hover { color: var(--text); text-decoration: none; }
.nav-links a[aria-current="page"] { color: var(--accent); background: rgba(45,212,191,.08); }
.nav-toggle {
  display: none;
  width: 2.6rem;
  height: 2.6rem;
  border: 1px solid var(--line);
  border-radius: .7rem;
  background: transparent;
  color: var(--text);
  cursor: pointer;
}
.hero {
  padding: 5.5rem 0 4.5rem;
  background:
    radial-gradient(900px 420px at 10% -10%, rgba(45,212,191,.18), transparent 60%),
    radial-gradient(700px 350px at 90% 0%, rgba(56,189,248,.12), transparent 55%);
}
.hero-grid, .split {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 2.5rem;
  align-items: center;
}
.eyebrow {
  margin-bottom: .9rem;
  color: var(--accent);
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
}
h1 {
  max-width: 50rem;
  margin-bottom: 1rem;
  font-size: clamp(2.1rem, 4.5vw, 3.5rem);
  line-height: 1.08;
  letter-spacing: -.035em;
}
h2 { margin-bottom: .8rem; font-size: clamp(1.6rem, 3vw, 2.1rem); letter-spacing: -.02em; }
h3 { margin-bottom: .45rem; font-size: 1.05rem; }
.lead, .section-lead { color: var(--muted); }
.lead { max-width: 46rem; font-size: 1.08rem; }
.section-lead { max-width: 44rem; margin-bottom: 2rem; }
.cta { display: flex; flex-wrap: wrap; gap: .75rem; margin-top: 1.6rem; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: .85rem 1.2rem;
  border: 1px solid var(--line);
  border-radius: .75rem;
  color: var(--text);
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  background: transparent;
}
.btn:hover { text-decoration: none; border-color: rgba(45,212,191,.45); }
.btn-primary { color: #042f2e; border-color: transparent; background: var(--accent); }
section { padding: 4.5rem 0; }
section.alt { border-block: 1px solid var(--line); background: var(--bg2); }
.cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}
.cards.two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.card {
  height: 100%;
  padding: 1.3rem;
  border: 1px solid var(--line);
  border-radius: 1rem;
  background: var(--card);
}
.card p { color: var(--muted); font-size: .93rem; }
.image-cards {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
}
.image-card {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 1rem;
  background: var(--card);
}
.image-card img {
  display: block;
  width: 100%;
  aspect-ratio: 1 / .72;
  object-fit: cover;
  -webkit-mask-image: linear-gradient(to bottom, #000 82%, transparent 100%);
  mask-image: linear-gradient(to bottom, #000 82%, transparent 100%);
}
.image-card-content { margin-top: -.4rem; padding: 1rem 1.1rem 1.2rem; }
.image-card-content p { color: var(--muted); font-size: .87rem; }
.metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: .8rem;
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: 1rem;
  background: var(--card);
}
.metric {
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: .8rem;
  background: rgba(255,255,255,.025);
}
.metric strong { display: block; font-size: 1.6rem; }
.metric span { color: var(--muted); font-size: .82rem; }
.check { list-style: none; }
.check li { position: relative; padding: .45rem 0 .45rem 1.5rem; color: var(--muted); }
.check li::before { content: "✓"; position: absolute; left: 0; color: var(--accent); font-weight: 700; }
.media {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 1rem;
  background: var(--card);
  box-shadow: 0 18px 45px rgba(0,0,0,.25);
}
.media img { display: block; width: 100%; height: auto; }
.media figcaption { padding: .75rem 1rem; color: var(--muted); font-size: .84rem; }
.screen-demo { margin-top: 2rem; }
.screen-tabs { display: flex; flex-wrap: wrap; gap: .6rem; margin-bottom: .8rem; }
.screen-tab {
  padding: .65rem 1rem;
  border: 1px solid var(--line);
  border-radius: .65rem;
  color: var(--muted);
  background: rgba(255,255,255,.035);
  font: inherit;
  font-size: .88rem;
  font-weight: 600;
  cursor: pointer;
}
.screen-tab:hover { color: var(--text); border-color: rgba(45,212,191,.35); }
.screen-tab.active { color: #042f2e; border-color: transparent; background: var(--accent); }
.screen-viewer {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 1rem;
  background: #fff;
  box-shadow: 0 22px 60px rgba(0,0,0,.3);
  animation: screenReveal .2s ease-out;
}
.screen-viewer img { display: block; width: 100%; height: auto; }
.screen-viewer figcaption { padding: .8rem 1rem; color: var(--muted); background: var(--card); font-size: .86rem; }
@keyframes screenReveal {
  from { opacity: 0; translate: 0 -.3rem; }
  to { opacity: 1; translate: 0 0; }
}
.steps {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
  counter-reset: step;
}
.step {
  padding: 1.25rem;
  border-top: 2px solid var(--accent);
  border-radius: 0 0 1rem 1rem;
  background: var(--card);
  counter-increment: step;
}
.step::before {
  content: "0" counter(step);
  display: block;
  margin-bottom: .65rem;
  color: var(--accent);
  font-size: .82rem;
  font-weight: 800;
}
.step p { color: var(--muted); font-size: .9rem; }
.faq { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .75rem; }
.faq details { border: 1px solid var(--line); border-radius: .8rem; background: var(--card); }
.faq summary { padding: 1rem; font-weight: 600; cursor: pointer; }
.faq p { padding: 0 1rem 1rem; color: var(--muted); font-size: .92rem; }
.callout {
  padding: 2rem;
  border: 1px solid rgba(45,212,191,.3);
  border-radius: 1rem;
  background: rgba(45,212,191,.07);
}
.contact-form {
  padding: 1.5rem;
  border: 1px solid var(--line);
  border-radius: 1rem;
  background: var(--card);
}
.contact-form label { display: block; margin: .7rem 0 .3rem; color: var(--muted); font-size: .84rem; }
.contact-form input, .contact-form select, .contact-form textarea {
  width: 100%;
  padding: .75rem .85rem;
  border: 1px solid var(--line);
  border-radius: .65rem;
  color: var(--text);
  background: #0d1628;
  font: inherit;
}
.contact-form textarea { min-height: 6rem; resize: vertical; }
.honeypot { position: absolute; left: -9999px; opacity: 0; height: 0; }
.flashes { display: grid; gap: .75rem; margin-bottom: 1rem; }
.flash {
  padding: .85rem 1rem;
  border-radius: .75rem;
  font-size: .92rem;
}
.flash-success { background: rgba(52,211,153,.12); color: var(--ok); }
.flash-error, .flash-danger { background: rgba(251,113,133,.12); color: var(--danger); }
.flash-warning { background: rgba(251,191,36,.12); color: #fbbf24; }
.error-page { min-height: 70vh; display: grid; place-items: center; text-align: center; padding: 4rem 1rem; }
footer { padding: 2.5rem 0; border-top: 1px solid var(--line); color: var(--muted); font-size: .86rem; }
@media (max-width: 850px) {
  .nav-toggle { display: inline-flex; align-items: center; justify-content: center; }
  .nav-links {
    display: none;
    position: absolute;
    top: 4.1rem;
    left: 0;
    right: 0;
    padding: .75rem 1rem 1rem;
    border-bottom: 1px solid var(--line);
    background: rgba(11,18,32,.96);
    flex-direction: column;
  }
  .nav-links.open { display: flex; }
  .hero-grid, .split { grid-template-columns: 1fr; }
  .cards, .cards.two, .steps, .faq { grid-template-columns: 1fr; }
  .image-cards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 560px) {
  .wrap { padding-inline: 1rem; }
  .hero { padding: 3.5rem 0; }
  section { padding: 3.25rem 0; }
  .metrics { grid-template-columns: 1fr; }
  .btn { width: 100%; }
  .image-cards { grid-template-columns: 1fr; }
}