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

:root {
  --primary: #1769e0;
  --primary-dark: #0f4fae;
  --dark: #0d1b2a;
  --text: #425466;
  --light: #f5f8fc;
  --white: #ffffff;
  --border: #dfe7f1;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Inter", sans-serif;
  color: var(--text);
  background: var(--white);
  line-height: 1.6;
}

a {
  text-decoration: none;
}

.container {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

.header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid rgba(223, 231, 241, 0.9);
  backdrop-filter: blur(12px);
}

.nav {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  color: var(--dark);
  font-size: 1.28rem;
  font-weight: 800;
}

.logo span {
  color: var(--primary);
}

.menu {
  display: flex;
  align-items: center;
  gap: 32px;
}

.menu a {
  color: var(--dark);
  font-weight: 600;
  font-size: 0.95rem;
}

.menu a:hover {
  color: var(--primary);
}

.menu-toggle {
  display: none;
  background: none;
  border: 0;
  cursor: pointer;
}

.menu-toggle span {
  display: block;
  width: 25px;
  height: 2px;
  margin: 5px 0;
  background: var(--dark);
}

.hero {
  padding: 105px 0 95px;
  background:
    radial-gradient(circle at 80% 20%, rgba(23, 105, 224, 0.16), transparent 30%),
    linear-gradient(135deg, #f8fbff 0%, #eef5ff 100%);
}

.hero-content {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  align-items: center;
  gap: 70px;
}

.eyebrow {
  display: inline-block;
  margin-bottom: 14px;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.76rem;
  font-weight: 800;
}

.hero h1,
.section-heading h2,
.contact-copy h2,
.cta h2 {
  color: var(--dark);
  line-height: 1.12;
}

.hero h1 {
  max-width: 760px;
  font-size: clamp(2.5rem, 5vw, 4.4rem);
  letter-spacing: -0.045em;
  margin-bottom: 24px;
}

.hero p {
  max-width: 690px;
  font-size: 1.08rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 32px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 0 24px;
  border-radius: 9px;
  border: 0;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.2s ease, background 0.2s ease;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  color: var(--white);
  background: var(--primary);
}

.btn-primary:hover {
  background: var(--primary-dark);
}

.btn-secondary {
  color: var(--dark);
  background: var(--white);
  border: 1px solid var(--border);
}

.server-card {
  padding: 28px;
  border-radius: 20px;
  color: #dbe9ff;
  background: #10233e;
  box-shadow: 0 24px 60px rgba(16, 35, 62, 0.25);
}

.server-card-header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding-bottom: 20px;
  margin-bottom: 18px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  font-weight: 700;
}

.status-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #43d17a;
  box-shadow: 0 0 0 5px rgba(67, 209, 122, 0.12);
}

.server-row {
  display: flex;
  justify-content: space-between;
  padding: 11px 0;
}

.server-row strong {
  color: var(--white);
}

.server-row .online {
  color: #56e890;
}

.server-bars {
  display: grid;
  gap: 11px;
  margin-top: 20px;
}

.server-bars div {
  height: 9px;
  border-radius: 999px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.1);
}

.server-bars span {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, #3c8cff, #69b0ff);
}

.section {
  padding: 95px 0;
}

.section-heading {
  max-width: 720px;
  margin: 0 auto 48px;
  text-align: center;
}

.section-heading h2,
.contact-copy h2,
.cta h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  letter-spacing: -0.035em;
  margin-bottom: 18px;
}

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

.card {
  padding: 30px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: var(--white);
  box-shadow: 0 12px 34px rgba(34, 57, 86, 0.06);
}

.card .icon {
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  margin-bottom: 20px;
  border-radius: 12px;
  background: #eaf2ff;
  font-size: 1.25rem;
}

.card h3 {
  margin-bottom: 12px;
  color: var(--dark);
  font-size: 1.1rem;
}

.cta {
  padding: 64px 0;
  color: var(--white);
  background: linear-gradient(135deg, var(--primary-dark), var(--primary));
}

.cta-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
}

.cta h2 {
  max-width: 720px;
  margin-bottom: 0;
  color: var(--white);
}

.eyebrow.light {
  color: #d6e7ff;
}

.btn-light {
  flex-shrink: 0;
  color: var(--primary-dark);
  background: var(--white);
}

.contact {
  background: var(--light);
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 70px;
  align-items: start;
}

.contact-copy > p {
  margin-bottom: 30px;
}

.contact-item {
  display: grid;
  gap: 4px;
  padding: 18px 0;
  border-top: 1px solid var(--border);
}

.contact-item strong {
  color: var(--dark);
}

.contact-form {
  padding: 32px;
  border-radius: 18px;
  background: var(--white);
  box-shadow: 0 15px 45px rgba(34, 57, 86, 0.08);
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  margin-bottom: 7px;
  color: var(--dark);
  font-size: 0.9rem;
  font-weight: 700;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 13px 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--dark);
  background: var(--white);
  font: inherit;
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(23, 105, 224, 0.1);
}

.form-group textarea {
  resize: vertical;
}

.btn-full {
  width: 100%;
}

.form-message {
  margin-top: 14px;
  min-height: 24px;
  color: var(--primary-dark);
  text-align: center;
  font-size: 0.9rem;
  font-weight: 600;
}

.footer {
  padding: 28px 0;
  color: #b7c4d4;
  background: var(--dark);
  font-size: 0.9rem;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  gap: 20px;
}

@media (max-width: 900px) {
  .hero-content,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .hero-content {
    gap: 48px;
  }

  .cards {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 680px) {
  .menu-toggle {
    display: block;
  }

  .menu {
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 12px 20px 20px;
    border-bottom: 1px solid var(--border);
    background: var(--white);
  }

  .menu.open {
    display: flex;
  }

  .menu a {
    padding: 12px 0;
  }

  .hero {
    padding: 80px 0 70px;
  }

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

  .cta-content,
  .footer-content {
    flex-direction: column;
    align-items: flex-start;
  }

  .contact-form {
    padding: 24px;
  }
}