:root {
  --bg: #050b18;
  --bg-soft: #091426;
  --card: rgba(255, 255, 255, 0.06);
  --card-border: rgba(255, 255, 255, 0.12);
  --text: #ffffff;
  --muted: #b8c4d9;
  --primary: #2a8cff;
  --primary-strong: #1468d4;
  --accent: #65d7ff;
  --shadow: 0 20px 60px rgba(0, 0, 0, 0.35);
  --radius: 22px;
  --container: 1200px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: 'Inter', sans-serif;
  background: var(--bg);
  color: var(--text);
}

img {
  max-width: 100%;
  display: block;
}

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

.container {
  width: min(calc(100% - 32px), var(--container));
  margin: 0 auto;
}

.topbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 40;
  backdrop-filter: blur(12px);
  background: rgba(5, 11, 24, 0.45);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 78px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  letter-spacing: 0.02em;
}

.brand-logo {
  width: 44px;
  height: 44px;
  object-fit: contain;
  border-radius: 12px;
}

.menu {
  display: flex;
  align-items: center;
  gap: 22px;
}

.menu a {
  color: #dce7f7;
  font-weight: 500;
}

.menu a:hover {
  color: #ffffff;
}

.menu-toggle {
  display: none;
  width: 50px;
  height: 50px;
  border: 1px solid var(--card-border);
  background: rgba(255, 255, 255, 0.04);
  border-radius: 14px;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
}

.menu-toggle span {
  width: 20px;
  height: 2px;
  background: #fff;
  display: block;
}

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(5, 11, 24, 0.55) 0%, rgba(5, 11, 24, 0.88) 100%),
    radial-gradient(circle at left center, rgba(28, 122, 255, 0.24), transparent 35%);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  padding-top: 96px;
  padding-bottom: 56px;
}

.hero-text {
  max-width: 760px;
}

.tag {
  display: inline-flex;
  padding: 10px 16px;
  border-radius: 999px;
  border: 1px solid rgba(101, 215, 255, 0.25);
  background: rgba(101, 215, 255, 0.1);
  color: #bfefff;
  font-size: 0.92rem;
  font-weight: 600;
  margin-bottom: 22px;
}

.hero h1,
.section-heading h2,
.about-text h2,
.ip-box h2,
.cta-box h2 {
  margin: 0;
  line-height: 1.08;
}

.hero h1 {
  font-size: clamp(2.4rem, 4vw, 4.8rem);
  max-width: 900px;
}

.hero p,
.section-heading p,
.about-text p,
.ip-box p,
.cta-box p,
.footer p {
  color: var(--muted);
  line-height: 1.75;
  font-size: 1.04rem;
}

.hero p {
  max-width: 720px;
  margin-top: 22px;
}

.hero-actions,
.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 15px 24px;
  border-radius: 16px;
  font-weight: 700;
  transition: 0.25s ease;
  border: 1px solid transparent;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: #02101f;
}

.btn-primary:hover {
  transform: translateY(-2px);
  filter: brightness(1.05);
}

.btn-secondary,
.btn-outline {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--card-border);
  color: #ffffff;
}

.btn-secondary:hover,
.btn-outline:hover {
  background: rgba(255, 255, 255, 0.1);
}

.stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 36px;
}

.stat-card,
.service-card,
.ip-display {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
}

.stat-card {
  padding: 20px;
}

.stat-card strong {
  display: block;
  font-size: 1.2rem;
  color: #ffffff;
}

.stat-card span {
  display: block;
  margin-top: 8px;
  color: var(--muted);
  font-size: 0.95rem;
}

.section {
  padding: 96px 0;
}

.section-dark {
  background: linear-gradient(180deg, #071120 0%, #0a1628 100%);
}

.section-heading {
  max-width: 760px;
  margin: 0 auto 48px;
  text-align: center;
}

.section-heading h2 {
  font-size: clamp(2rem, 3vw, 3rem);
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
}

.service-card {
  padding: 28px;
}

.service-card h3 {
  margin-top: 0;
  margin-bottom: 14px;
  font-size: 1.3rem;
}

.service-card p {
  color: var(--muted);
  line-height: 1.7;
}

.service-card ul {
  margin: 20px 0 0;
  padding-left: 18px;
  color: #d9e6fb;
  line-height: 1.9;
}

.about-grid {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 40px;
  align-items: center;
}

.about-image img {
  border-radius: 30px;
  border: 1px solid var(--card-border);
  box-shadow: var(--shadow);
}

.check-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 28px;
}

.check-item {
  padding: 16px 18px;
  border-radius: 16px;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--card-border);
  color: #eef5ff;
}

.ip-box,
.cta-box {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 24px;
  align-items: center;
  padding: 34px;
  border-radius: 30px;
  background: linear-gradient(135deg, rgba(24, 105, 212, 0.18), rgba(101, 215, 255, 0.08));
  border: 1px solid rgba(101, 215, 255, 0.15);
  box-shadow: var(--shadow);
}

.ip-display {
  padding: 28px;
  text-align: center;
}

.ip-display small {
  display: block;
  color: #b9d5ff;
  margin-bottom: 10px;
}

.ip-display strong {
  font-size: clamp(1.3rem, 3vw, 2rem);
  word-break: break-word;
}

.footer {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 30px 0 50px;
  background: #040915;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
}

@media (max-width: 980px) {
  .cards,
  .about-grid,
  .ip-box,
  .cta-box,
  .footer-content,
  .check-list,
  .stats {
    grid-template-columns: 1fr;
  }

  .hero h1 {
    max-width: 100%;
  }
}

@media (max-width: 780px) {
  .menu-toggle {
    display: inline-flex;
  }

  .menu {
    position: absolute;
    top: 78px;
    right: 16px;
    left: 16px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
    padding: 16px;
    border-radius: 20px;
    background: rgba(5, 11, 24, 0.96);
    border: 1px solid var(--card-border);
    box-shadow: var(--shadow);
  }

  .menu.active {
    display: flex;
  }

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

  .section {
    padding: 76px 0;
  }

  .hero-actions,
  .cta-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .btn {
    width: 100%;
  }
}