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

body {
  font-family: Arial, Helvetica, sans-serif;
  background: #07111f;
  color: #f8fafc;
  line-height: 1.6;
}

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

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(7, 17, 31, 0.9);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  font-size: 18px;
}

.logo-mark {
  width: 38px;
  height: 38px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, #38bdf8, #2563eb);
  color: white;
}

.nav {
  display: flex;
  gap: 26px;
  color: #cbd5e1;
  font-size: 15px;
}

.nav a:hover {
  color: #38bdf8;
}

.hero {
  padding: 90px 0;
  background:
    radial-gradient(circle at top right, rgba(56, 189, 248, 0.25), transparent 35%),
    radial-gradient(circle at bottom left, rgba(37, 99, 235, 0.22), transparent 30%);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 60px;
  align-items: center;
}

.badge {
  display: inline-flex;
  margin-bottom: 18px;
  padding: 8px 14px;
  border: 1px solid rgba(56, 189, 248, 0.35);
  border-radius: 999px;
  color: #7dd3fc;
  background: rgba(56, 189, 248, 0.08);
  font-size: 14px;
  font-weight: 600;
}

h1 {
  max-width: 760px;
  font-size: clamp(42px, 6vw, 72px);
  line-height: 1.05;
  letter-spacing: -2px;
  margin-bottom: 24px;
}

.hero-text {
  max-width: 650px;
  color: #cbd5e1;
  font-size: 18px;
  margin-bottom: 34px;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 22px;
  border-radius: 12px;
  font-weight: 700;
}

.btn.primary {
  background: #38bdf8;
  color: #07111f;
}

.btn.secondary {
  border: 1px solid rgba(255, 255, 255, 0.16);
  color: #e2e8f0;
}

.hero-card {
  padding: 28px;
  border-radius: 28px;
  background: rgba(15, 23, 42, 0.76);
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.35);
}

.meter-box {
  padding: 26px;
  border-radius: 22px;
  background: #0f172a;
  border: 1px solid rgba(148, 163, 184, 0.2);
}

.meter-top {
  display: flex;
  justify-content: space-between;
  color: #94a3b8;
  font-size: 13px;
  margin-bottom: 24px;
}

.meter-top strong {
  color: #22c55e;
}

.meter-screen {
  padding: 28px 18px;
  border-radius: 16px;
  text-align: center;
  background: #020617;
  border: 1px solid rgba(56, 189, 248, 0.24);
}

.meter-screen span {
  display: block;
  color: #38bdf8;
  font-size: clamp(32px, 5vw, 52px);
  font-weight: 800;
  letter-spacing: 2px;
}

.meter-screen small {
  color: #94a3b8;
}

.status-list {
  margin-top: 22px;
  display: grid;
  gap: 12px;
}

.status-list div {
  display: flex;
  justify-content: space-between;
  padding: 12px 14px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.04);
  color: #94a3b8;
}

.status-list strong {
  color: #e2e8f0;
}

.section {
  padding: 80px 0;
}

.section-title {
  margin-bottom: 34px;
}

.section-title p {
  color: #38bdf8;
  font-weight: 700;
  margin-bottom: 8px;
}

.section-title h2,
.split h2,
.contact-box h2 {
  font-size: clamp(30px, 4vw, 46px);
  line-height: 1.15;
  letter-spacing: -1px;
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.card {
  padding: 28px;
  border-radius: 22px;
  background: rgba(15, 23, 42, 0.86);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.card h3 {
  margin-bottom: 10px;
  font-size: 21px;
}

.card p,
.split p,
.contact-box p {
  color: #cbd5e1;
}

.dark-section {
  background: #020617;
}

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: center;
}

.contact-box {
  text-align: center;
  padding: 50px;
  border-radius: 26px;
  background: rgba(15, 23, 42, 0.86);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.contact-box p {
  max-width: 620px;
  margin: 16px auto 26px;
}

.footer {
  padding: 28px 0;
  color: #94a3b8;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

@media (max-width: 820px) {
  .nav {
    display: none;
  }

  .hero-grid,
  .split,
  .cards {
    grid-template-columns: 1fr;
  }

  .hero {
    padding: 60px 0;
  }

  .section {
    padding: 60px 0;
  }
}