* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Segoe UI", Arial, sans-serif;
  background: #05070d;
  color: #e9edf5;
  line-height: 1.7;
}

a {
  color: inherit;
  text-decoration: none;
}

.container {
  width: min(1120px, 92%);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(7, 10, 18, 0.95);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(12px);
}

.header-inner {
  min-height: 82px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: nowrap;
}

.logo {
  height: 44px;
  width: auto;
  display: block;
  object-fit: contain;
}

.brand-text {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.brand-title {
  font-size: 30px;
  font-weight: 700;
  letter-spacing: 0.3px;
}

.brand-tag {
  font-size: 14px;
  color: #aab6cf;
  padding: 6px 12px;
  border: 1px solid rgba(140, 165, 255, 0.18);
  border-radius: 999px;
  background: rgba(30, 46, 88, 0.2);
}

.nav {
  display: flex;
  align-items: center;
  gap: 28px;
  flex-wrap: wrap;
}

.nav a {
  font-size: 16px;
  color: #c8d3e8;
  transition: color 0.2s ease;
}

.nav a:hover,
.nav a.active {
  color: #ffffff;
}

.hero {
  padding: 90px 0 70px;
  background:
    radial-gradient(circle at top left, rgba(36, 63, 133, 0.45), transparent 35%),
    linear-gradient(180deg, #07101f 0%, #05070d 100%);
}

.hero h1 {
  font-size: clamp(40px, 6vw, 72px);
  line-height: 1.08;
  margin-bottom: 24px;
  max-width: 900px;
}

.hero p {
  font-size: 22px;
  color: #b9c4da;
  max-width: 920px;
  margin-bottom: 18px;
}

.hero-sub {
  font-size: 18px;
  color: #97a5c3;
  max-width: 900px;
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 34px;
}

.btn {
  display: inline-block;
  padding: 14px 24px;
  border-radius: 14px;
  font-weight: 600;
  font-size: 16px;
  transition: all 0.2s ease;
}

.btn-primary {
  background: #ffffff;
  color: #0a1223;
}

.btn-primary:hover {
  transform: translateY(-1px);
  background: #eef3ff;
}

.btn-secondary {
  border: 1px solid rgba(255, 255, 255, 0.14);
  color: #dce6fb;
  background: rgba(255, 255, 255, 0.03);
}

.btn-secondary:hover {
  transform: translateY(-1px);
  background: rgba(255, 255, 255, 0.07);
}

.page-section {
  padding: 72px 0;
}

.page-head {
  padding: 74px 0 28px;
}

.page-head h1 {
  font-size: clamp(34px, 5vw, 56px);
  margin-bottom: 16px;
}

.page-head p {
  font-size: 20px;
  color: #aeb9cf;
  max-width: 900px;
}

.content-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}

.card {
  background: #0a0f1b;
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 22px;
  padding: 32px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.22);
}

.card h2,
.card h3 {
  margin-bottom: 16px;
  font-size: 30px;
}

.card p {
  color: #bcc7dc;
  font-size: 18px;
  margin-bottom: 14px;
}

.card ul {
  padding-left: 22px;
  color: #dbe4f6;
}

.card li {
  margin-bottom: 10px;
  font-size: 18px;
  color: #dbe4f6;
}

.section-title {
  font-size: 38px;
  margin-bottom: 18px;
}

.section-intro {
  font-size: 20px;
  color: #aeb9cf;
  max-width: 850px;
  margin-bottom: 34px;
}

.simple-block {
  margin-bottom: 34px;
}

.simple-block h2 {
  font-size: 30px;
  margin-bottom: 14px;
}

.simple-block p,
.simple-block li {
  font-size: 19px;
  color: #c0cbe0;
}

.simple-block ul {
  padding-left: 22px;
}

.cta-banner {
  margin-top: 18px;
  padding: 34px;
  border-radius: 24px;
  background:
    radial-gradient(circle at top right, rgba(79, 111, 201, 0.28), transparent 28%),
    #0a1120;
  border: 1px solid rgba(255, 255, 255, 0.07);
}

.cta-banner h2 {
  font-size: 32px;
  margin-bottom: 14px;
}

.cta-banner p {
  font-size: 19px;
  color: #b8c4db;
  margin-bottom: 18px;
}

.form-box {
  max-width: 680px;
}

.form-group {
  margin-bottom: 18px;
}

label {
  display: block;
  margin-bottom: 8px;
  font-size: 16px;
  color: #dfe7f8;
}

input,
textarea {
  width: 100%;
  padding: 14px 16px;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: #070c16;
  color: #edf3ff;
  font-size: 16px;
}

textarea {
  min-height: 140px;
  resize: vertical;
}

input::placeholder,
textarea::placeholder {
  color: #7886a4;
}

.site-footer {
  padding: 28px 0 48px;
  color: #8d9ab7;
  font-size: 15px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  margin-top: 54px;
}

.muted {
  color: #9aa7c4;
}

@media (max-width: 860px) {
  .header-inner {
    flex-direction: column;
    align-items: flex-start;
    padding: 18px 0;
  }

  .nav {
    gap: 18px;
  }

  .content-grid {
    grid-template-columns: 1fr;
  }

  .hero p,
  .page-head p,
  .section-intro,
  .card p,
  .simple-block p,
  .simple-block li {
    font-size: 17px;
  }

  .card {
    padding: 24px;
  }
}