:root {
  --bg: #071321;
  --bg-2: #0b1f35;
  --card: #102a45;
  --text: #eef6ff;
  --muted: #a9bdd2;
  --line: rgba(255,255,255,.12);
  --accent: #3ee7c6;
  --accent-2: #67a7ff;
  --light: #f3f7fb;
  --dark-text: #0a1726;
  --dark-muted: #52667a;
  --shadow: 0 24px 80px rgba(0,0,0,.25);
  --radius: 22px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
}

a { color: inherit; text-decoration: none; }
.container { width: min(1120px, calc(100% - 40px)); margin: 0 auto; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(18px);
  background: rgba(7, 19, 33, .82);
  border-bottom: 1px solid var(--line);
}

.nav {
  height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand { display: flex; align-items: center; gap: 12px; font-weight: 800; letter-spacing: -.02em; }
.brand-mark {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  color: #06121f;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: 0 10px 30px rgba(62, 231, 198, .24);
}
.brand-text { font-size: 1.15rem; }

.nav-links { display: flex; align-items: center; gap: 24px; color: var(--muted); font-size: .94rem; }
.nav-links a:hover { color: var(--text); }
.nav-cta {
  color: var(--bg) !important;
  background: var(--accent);
  padding: 10px 16px;
  border-radius: 999px;
  font-weight: 700;
}
.lang-toggle, .nav-toggle {
  border: 1px solid var(--line);
  color: var(--text);
  background: transparent;
  border-radius: 999px;
  padding: 9px 12px;
  cursor: pointer;
  font-weight: 700;
}
.nav-toggle { display: none; font-size: 1.4rem; line-height: 1; }

.hero {
  position: relative;
  overflow: hidden;
  padding: 96px 0 88px;
  background:
    radial-gradient(circle at 85% 20%, rgba(62,231,198,.18), transparent 30%),
    radial-gradient(circle at 10% 10%, rgba(103,167,255,.22), transparent 34%),
    linear-gradient(180deg, #071321 0%, #0b1f35 100%);
}
.hero::after {
  content: "";
  position: absolute;
  inset: auto -20% -45% -20%;
  height: 450px;
  background: radial-gradient(ellipse at center, rgba(62,231,198,.16), transparent 66%);
  pointer-events: none;
}
.hero-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 56px;
  align-items: center;
}
.eyebrow {
  margin: 0 0 14px;
  color: var(--accent);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .12em;
  font-size: .74rem;
}
h1, h2, h3, p { margin-top: 0; }
h1 {
  margin-bottom: 22px;
  font-size: clamp(2.55rem, 5vw, 5rem);
  line-height: .98;
  letter-spacing: -.065em;
}
.hero-lead {
  max-width: 720px;
  color: var(--muted);
  font-size: 1.16rem;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin: 34px 0 28px; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 13px 20px;
  border-radius: 999px;
  font-weight: 800;
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { color: #04121f; background: var(--accent); box-shadow: 0 14px 34px rgba(62,231,198,.22); }
.btn-secondary { border: 1px solid var(--line); color: var(--text); background: rgba(255,255,255,.04); }
.trust-row { display: flex; flex-wrap: wrap; gap: 10px; }
.trust-row span {
  border: 1px solid var(--line);
  color: var(--muted);
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(255,255,255,.035);
  font-size: .88rem;
}

.hero-card {
  border: 1px solid var(--line);
  border-radius: 28px;
  background: linear-gradient(180deg, rgba(255,255,255,.09), rgba(255,255,255,.045));
  box-shadow: var(--shadow);
  overflow: hidden;
}
.card-header {
  height: 52px;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 18px;
  border-bottom: 1px solid var(--line);
}
.dot { width: 11px; height: 11px; border-radius: 50%; background: rgba(255,255,255,.28); }
.report-preview { padding: 30px; }
.mini-label { color: var(--accent); font-weight: 800; font-size: .78rem; text-transform: uppercase; letter-spacing: .1em; }
.report-preview h2 { font-size: 2rem; line-height: 1.05; letter-spacing: -.04em; }
.report-preview ul { list-style: none; padding: 0; margin: 28px 0 0; display: grid; gap: 16px; }
.report-preview li { display: flex; align-items: center; gap: 14px; color: var(--text); }
.report-preview li span { width: 12px; height: 12px; border-radius: 50%; background: linear-gradient(135deg, var(--accent), var(--accent-2)); }

.section { padding: 86px 0; background: var(--bg); }
.section-light { background: var(--light); color: var(--dark-text); }
.section-light .eyebrow { color: #007d72; }
.section-light .section-text, .section-light p { color: var(--dark-muted); }
.section-dark { background: #06101c; }
.split { display: grid; grid-template-columns: .9fr 1.1fr; gap: 70px; align-items: start; }
.section h2 { font-size: clamp(2rem, 4vw, 3.3rem); line-height: 1.05; letter-spacing: -.052em; margin-bottom: 16px; }
.section-text { font-size: 1.1rem; color: var(--muted); }
.section-heading { max-width: 760px; margin-bottom: 42px; }
.section-heading.narrow { max-width: 690px; }
.section-heading p:not(.eyebrow) { color: var(--muted); font-size: 1.06rem; }
.cards.three { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.service-card {
  min-height: 100%;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255,255,255,.045);
}
.service-card h3, .use-item h3, .step h3 { font-size: 1.24rem; line-height: 1.18; margin-bottom: 12px; }
.service-card p, .use-item p, .step p { color: var(--muted); }
.service-card ul { margin: 22px 0 0; padding-left: 18px; color: var(--muted); }
.service-card li + li { margin-top: 8px; }

.use-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.use-item {
  padding: 30px;
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(62,231,198,.11), rgba(255,255,255,.045));
  border: 1px solid var(--line);
}
.use-item span, .step span {
  display: inline-grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 13px;
  margin-bottom: 20px;
  background: rgba(62,231,198,.14);
  color: var(--accent);
  font-weight: 900;
}
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.step {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255,255,255,.045);
}
.offer-box {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  padding: 40px;
  border-radius: 30px;
  background: #fff;
  box-shadow: 0 20px 70px rgba(10,23,38,.08);
}
.offer-box p { max-width: 720px; }
.contact { background: linear-gradient(180deg, var(--bg), var(--bg-2)); }
.contact-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 50px; align-items: start; }
.contact-grid p { color: var(--muted); }
.contact-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px;
  background: rgba(255,255,255,.055);
}
.contact-card p:first-child { color: var(--text); font-weight: 800; margin-bottom: 10px; }
.contact-card a { color: var(--accent); font-size: 1.35rem; font-weight: 800; word-break: break-word; }
.small { margin-top: 18px; font-size: .88rem; }
code { background: rgba(255,255,255,.08); padding: 2px 6px; border-radius: 6px; color: inherit; }
.footer { border-top: 1px solid var(--line); padding: 28px 0; background: #06101c; color: var(--muted); }
.footer-inner { display: flex; justify-content: space-between; gap: 20px; align-items: center; }
.footer p { margin: 0; }
.footer a { color: var(--text); }

@media (max-width: 900px) {
  .nav-toggle { display: inline-flex; }
  .nav-links {
    position: absolute;
    top: 76px;
    left: 0;
    right: 0;
    display: none;
    flex-direction: column;
    align-items: flex-start;
    gap: 18px;
    padding: 20px;
    background: rgba(7,19,33,.97);
    border-bottom: 1px solid var(--line);
  }
  .nav-links.open { display: flex; }
  .hero { padding-top: 68px; }
  .hero-grid, .split, .contact-grid { grid-template-columns: 1fr; gap: 34px; }
  .cards.three, .use-grid { grid-template-columns: 1fr; }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .offer-box { align-items: flex-start; flex-direction: column; }
}

@media (max-width: 560px) {
  .container { width: min(100% - 28px, 1120px); }
  .hero-actions { flex-direction: column; }
  .btn { width: 100%; }
  .steps { grid-template-columns: 1fr; }
  .footer-inner { flex-direction: column; align-items: flex-start; }
  .report-preview { padding: 24px; }
}

.cards.four { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.toolbox-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.toolbox-item {
  padding: 24px;
  border-radius: var(--radius);
  border: 1px solid rgba(10,23,38,.1);
  background: #fff;
  box-shadow: 0 14px 38px rgba(10,23,38,.06);
}
.toolbox-item h3 { color: var(--dark-text); font-size: 1.15rem; line-height: 1.18; margin-bottom: 10px; }
.toolbox-item p { color: var(--dark-muted); margin-bottom: 0; }
.toolbox-note {
  margin: 28px 0 0;
  padding: 18px 20px;
  border-left: 4px solid #007d72;
  border-radius: 14px;
  background: rgba(0,125,114,.08);
  color: var(--dark-muted);
}
@media (max-width: 1050px) {
  .cards.four { grid-template-columns: repeat(2, 1fr); }
  .toolbox-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 900px) {
  .cards.four { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .toolbox-grid { grid-template-columns: 1fr; }
}