:root {
  --bg: #0b0f16;
  --panel: #0f1522;
  --text: #e7edf7;
  --muted: #a7b3c7;
  --line: rgba(231, 237, 247, 0.12);
  --accent: #4aa3ff;
  --accent2: #2b6cff;
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.45);
  --radius: 14px;
  --max: 980px;
}

* {
  box-sizing: border-box;
}
html,
body {
  margin: 0;
  padding: 0;
}
body {
  font-family:
    ui-sans-serif,
    system-ui,
    -apple-system,
    Segoe UI,
    Roboto,
    Ubuntu,
    Cantarell,
    "Noto Sans",
    Arial;
  background:
    radial-gradient(
      800px 400px at 20% -10%,
      rgba(74, 163, 255, 0.18),
      transparent 60%
    ),
    radial-gradient(
      900px 500px at 90% 10%,
      rgba(43, 108, 255, 0.14),
      transparent 60%
    ),
    var(--bg);
  color: var(--text);
  line-height: 1.6;
}

a {
  color: var(--text);
  text-decoration: none;
}
a:hover {
  color: var(--accent);
}
.container {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 18px;
}
.small {
  font-size: 0.92rem;
  color: var(--muted);
}
.badge {
  display: inline-flex;
  gap: 8px;
  align-items: center;
  padding: 6px 10px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(15, 21, 34, 0.55);
}
.dot {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--accent);
  box-shadow: 0 0 0 6px rgba(74, 163, 255, 0.12);
}

header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(10px);
  background: rgba(11, 15, 22, 0.65);
  border-bottom: 1px solid var(--line);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 650;
  letter-spacing: 0.2px;
}
.logo {
  width: 90px;
  height: 80px;
  display: block;
  object-fit: contain;
}
.brand-title {
  font-size: 1.06rem;
  font-weight: 700;
  letter-spacing: 0.4px;
  text-transform: uppercase;
  background: linear-gradient(120deg, #9fd4ff 0%, #4aa3ff 45%, #2b6cff 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  line-height: 1;
  text-shadow:
    0 0 8px rgba(74, 163, 255, 0.45),
    0 0 16px rgba(43, 108, 255, 0.35);
}
.navlinks {
  display: flex;
  gap: 14px;
  align-items: center;
}
.navlinks a {
  padding: 8px 10px;
  border-radius: 10px;
  color: var(--muted);
}
.navlinks a:hover {
  background: rgba(231, 237, 247, 0.06);
  color: var(--text);
}
.lang {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 6px 10px;
  color: var(--muted);
}
.menuBtn {
  display: none;
}

.hero {
  padding: 54px 0 22px;
}
h1 {
  margin: 14px 0 10px;
  font-size: clamp(2rem, 3.2vw, 3rem);
  line-height: 1.15;
}
.lead {
  color: var(--muted);
  font-size: 1.05rem;
  max-width: 64ch;
}
.kicker {
  margin-top: 14px;
}
.cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 14px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 16px;
  margin: 22px 0 10px;
}
.card {
  grid-column: span 6;
  background: rgba(15, 21, 34, 0.62);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: var(--shadow);
}
.card h3 {
  margin: 0 0 6px;
}
.card p {
  margin: 0;
  color: var(--muted);
}
.card ul {
  margin: 10px 0 0;
  padding-left: 18px;
  color: var(--muted);
}
.card li {
  margin: 6px 0;
}

.section {
  padding: 26px 0;
}
.section h2 {
  margin: 0 0 10px;
  font-size: 1.35rem;
}
.hr {
  height: 1px;
  background: var(--line);
  margin: 16px 0;
}

.forms {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}
form {
  background: rgba(15, 21, 34, 0.62);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: var(--shadow);
}
label {
  display: block;
  font-size: 0.92rem;
  color: var(--muted);
  margin: 10px 0 6px;
}
input,
textarea,
select {
  width: 100%;
  background: rgba(11, 15, 22, 0.55);
  border: 1px solid rgba(231, 237, 247, 0.14);
  color: var(--text);
  padding: 11px 12px;
  border-radius: 12px;
  outline: none;
}
textarea {
  min-height: 120px;
  resize: vertical;
}
input:focus,
textarea:focus,
select:focus {
  border-color: rgba(74, 163, 255, 0.55);
  box-shadow: 0 0 0 6px rgba(74, 163, 255, 0.1);
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 11px 14px;
  border-radius: 12px;
  border: 1px solid rgba(74, 163, 255, 0.35);
  background: linear-gradient(
    180deg,
    rgba(74, 163, 255, 0.18),
    rgba(74, 163, 255, 0.08)
  );
  color: var(--text);
  cursor: pointer;
  font-weight: 600;
}
.btn:hover {
  border-color: rgba(74, 163, 255, 0.6);
}
.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}
.btn.secondary {
  border-color: rgba(231, 237, 247, 0.14);
  background: rgba(231, 237, 247, 0.06);
  color: var(--muted);
}
.status {
  margin-top: 10px;
  color: var(--muted);
  font-size: 0.92rem;
}

footer {
  border-top: 1px solid var(--line);
  padding: 18px 0 30px;
  color: var(--muted);
}
footer a {
  color: var(--muted);
}
footer a:hover {
  color: var(--text);
}

@media (max-width: 860px) {
  .card {
    grid-column: span 12;
  }
  .forms {
    grid-template-columns: 1fr;
  }
  .cta-group .btn {
    min-height: 44px;
  }
}
@media (max-width: 680px) {
  .navlinks {
    display: none;
  }
  .menuBtn {
    display: inline-flex;
  }
  .navlinks.open {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
    position: absolute;
    left: 18px;
    right: 18px;
    top: 58px;
    background: rgba(11, 15, 22, 0.95);
    border: 1px solid var(--line);
    border-radius: 14px;
    padding: 10px;
  }
}