:root {
  --bg: #071b35;
  --surface: #ffffff;
  --surface-strong: #f8fbff;
  --text: #0f1c38;
  --muted: #5a6f95;
  --primary: #0066ff;
  --primary-soft: #d9e4ff;
  --accent: #ff8b4b;
  --accent-soft: #ffe8d9;
  --border: rgba(14, 44, 103, 0.12);
  --shadow: 0 24px 60px rgba(7, 27, 58, 0.18);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: linear-gradient(180deg, #071b35 0%, #0d264a 38%, #f7f8fb 100%);
  color: var(--text);
  line-height: 1.7;
}

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

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

button,
input,
textarea {
  font: inherit;
}

.container {
  width: min(1120px, calc(100% - 2rem));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(7, 27, 58, 0.88);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  font-size: 1.15rem;
  color: #ffffff;
}

.brand img {
  width: 42px;
  height: 42px;
  display: block;
}

.brand span {
  white-space: nowrap;
}

.menu-toggle {
  display: none;
  border: 0;
  background: transparent;
  cursor: pointer;
  padding: 0.45rem;
}

.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  margin: 5px 0;
  transition: transform 0.2s ease;
}

.main-nav {
  display: flex;
  gap: 1.75rem;
  align-items: center;
}

.main-nav a {
  color: #ffffff;
  font-weight: 600;
  transition: color 0.2s ease;
}

.main-nav a:hover {
  color: var(--accent);
}

.hero {
  position: relative;
  padding: 5rem 0 4rem;
  overflow: hidden;
  background: radial-gradient(circle at top right, rgba(99, 139, 255, 0.22), transparent 32%),
    radial-gradient(circle at 20% 10%, rgba(255, 139, 75, 0.16), transparent 20%),
    linear-gradient(180deg, #0f204d 0%, #102c65 45%, rgba(15, 28, 56, 0.85) 100%);
}

.hero::before {
  content: "";
  position: absolute;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(0, 102, 255, 0.25), transparent 68%);
  top: -120px;
  right: -140px;
  filter: blur(24px);
  pointer-events: none;
}

.hero::after {
  content: "";
  position: absolute;
  width: 220px;
  height: 220px;
  border: 2px dashed rgba(255, 255, 255, 0.16);
  border-radius: 50%;
  bottom: -80px;
  left: -60px;
  animation: float 12s ease-in-out infinite;
  pointer-events: none;
}

.hero-content {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 3rem;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 1rem;
  margin: 2rem 0 1.5rem;
  padding: 0.95rem 1.25rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.14);
  color: #f7f8fb;
  box-shadow: 0 20px 40px rgba(7, 27, 58, 0.18);
  animation: popIn 0.9s ease;
}

.hero-badge span {
  color: rgba(255, 194, 154, 1);
  font-weight: 700;
  text-transform: uppercase;
  font-size: 0.78rem;
}

.hero-badge strong {
  color: #ffffff;
}

.eyebrow {
  margin: 0 0 1rem;
  color: var(--accent);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-size: 0.8rem;
}

.hero h1,
.section-header h2,
.hero-card-text h2 {
  margin: 0;
  font-size: clamp(2rem, 3vw, 3.6rem);
  line-height: 1.02;
}

.hero h1 {
  color: #ffffff;
}

.hero p {
  max-width: 42rem;
  color: rgba(255, 255, 255, 0.8);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 2rem;
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 2rem;
}

.hero-metric {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  padding: 1rem 1.25rem;
  border-radius: 20px;
  color: #ffffff;
  box-shadow: 0 16px 40px rgba(7, 27, 58, 0.12);
}

.hero-metric strong {
  display: block;
  font-size: 1.8rem;
  margin-bottom: 0.35rem;
}

.hero-metric p {
  margin: 0;
  color: rgba(255, 255, 255, 0.75);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.95rem 1.5rem;
  border-radius: 999px;
  border: none;
  font-weight: 600;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 30px rgba(0, 77, 179, 0.16);
}

.btn-primary {
  background: linear-gradient(135deg, #0066ff 0%, #00b0ff 100%);
  color: #ffffff;
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.15);
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.18);
}

.hero-card {
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 32px;
  box-shadow: 0 32px 80px rgba(7, 27, 58, 0.16);
  padding: 2rem;
  transform: translateY(0);
  animation: float 12s ease-in-out infinite;
  backdrop-filter: blur(10px);
}

.hero-card-image {
  overflow: hidden;
  border-radius: 24px;
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.hero-card-image img {
  width: 100%;
  height: auto;
}

.hero-card-text h2 {
  font-size: clamp(1.6rem, 2vw, 2.2rem);
  margin: 1.5rem 0 0.75rem;
  color: #ffffff;
}

.hero-card-text p {
  margin: 0;
  color: rgba(255, 255, 255, 0.75);
}

.section {
  padding: 4rem 0;
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.85s ease, transform 0.85s ease;
}

#products {
  background: linear-gradient(180deg, #0f204d 0%, #162f6b 100%);
}

#products .section-header p,
#products .section-header h2 {
  color: #ffffff;
}

.section.active,
.hero.active {
  opacity: 1;
  transform: translateY(0);
}

.section-alt {
  background: #ffffff;
}

.section-header {
  max-width: 56rem;
  margin-bottom: 2.5rem;
}

.grid {
  display: grid;
  gap: 1.75rem;
}

.grid-4 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.card {
  position: relative;
  background: var(--surface);
  border: 1px solid rgba(15, 43, 93, 0.08);
  border-radius: 24px;
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform 0.35s ease, box-shadow 0.35s ease;
}

.card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  height: 5px;
  width: 100%;
  background: linear-gradient(90deg, #0066ff 0%, #ff8b4b 100%);
}

.card:hover {
  transform: translateY(-8px);
  box-shadow: 0 24px 60px rgba(16, 24, 40, 0.12);
}

.card-image {
  min-height: 240px;
  background: linear-gradient(135deg, #e8f0ff 0%, #ffffff 100%);
  display: grid;
  place-items: center;
}

.card-image img {
  width: 100%;
  height: auto;
  opacity: 0.95;
}

.card-body {
  padding: 1.5rem;
}

.card-tag {
  display: inline-flex;
  margin-bottom: 1rem;
  padding: 0.4rem 0.9rem;
  border-radius: 999px;
  background: rgba(0, 102, 255, 0.08);
  color: #0066ff;
  font-size: 0.78rem;
  font-weight: 700;
}

.card-body h3 {
  margin: 0 0 0.75rem;
}

.card-body p {
  margin: 0;
  color: var(--muted);
}

.card-image-blue {
  background: linear-gradient(180deg, #d5e8ff 0%, #f7fbff 100%);
}

.card-image-orange {
  background: linear-gradient(180deg, #fee7df 0%, #fffaf8 100%);
}

.card-image-green {
  background: linear-gradient(180deg, #e7f5ea 0%, #f8fdf5 100%);
}

.card-image-purple {
  background: linear-gradient(180deg, #f0e8ff 0%, #fbf8ff 100%);
}

.about-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 2.5rem;
  align-items: start;
}

.about-features {
  display: grid;
  gap: 1.25rem;
}

.feature-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  background: #f7f9ff;
  border-radius: 20px;
  padding: 1.25rem;
  border: 1px solid rgba(0, 77, 179, 0.08);
}

.feature-item span {
  display: inline-flex;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  background: var(--primary-soft);
  color: var(--primary);
  align-items: center;
  justify-content: center;
  font-weight: 700;
}

.contact-grid {
  display: grid;
  gap: 1.75rem;
  max-width: min(80vw, 900px);
  margin: 0 auto;
}

.contact-card {
  background: linear-gradient(135deg, #ffffff, #f4f8ff);
  border: none;
  border-radius: 32px;
  padding: 2rem;
  box-shadow: var(--shadow);
  transition: transform 0.35s ease, box-shadow 0.35s ease;
}

.contact-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 24px 60px rgba(16, 24, 40, 0.12);
}

@keyframes float {
  0%, 100% {
    transform: translateY(0px) rotate(15deg);
  }
  50% {
    transform: translateY(-10px) rotate(15deg);
  }
}

@keyframes popIn {
  0% {
    opacity: 0;
    transform: translateY(16px) scale(0.96);
  }
  100% {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.contact-card h3 {
  margin-top: 0;
}

.contact-list {
  list-style: none;
  margin: 1rem 0 0;
  padding: 0;
  display: grid;
  gap: 1rem;
}

.contact-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  align-items: center;
  color: var(--muted);
}

.contact-list strong {
  display: block;
  margin-bottom: 0.2rem;
}

.contact-list a {
  color: var(--primary);
  font-weight: 600;
}

.contact-icon {
  width: 2.7rem;
  height: 2.7rem;
  display: grid;
  place-items: center;
  background: rgba(0, 77, 179, 0.12);
  border-radius: 16px;
}

.contact-icon svg {
  width: 1.3rem;
  height: 1.3rem;
}

.site-footer {
  padding: 2rem 0;
  background: #0b1d3d;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
  flex-wrap: wrap;
  color: rgba(255, 255, 255, 0.72);
}

.footer-inner p {
  margin: 0;
}

.page-hits {
  margin: 0;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.82);
}

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

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

  .grid-4 {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .menu-toggle {
    display: inline-flex;
  }

  .main-nav {
    position: absolute;
    inset: 70px 1rem auto auto;
    right: 0;
    left: 1rem;
    background: rgba(255, 255, 255, 0.96);
    border: 1px solid rgba(214, 224, 242, 0.95);
    border-radius: 18px;
    box-shadow: var(--shadow);
    flex-direction: column;
    padding: 1rem;
    gap: 1rem;
    display: none;
  }

  .main-nav.open {
    display: flex;
  }
}

@media (max-width: 520px) {
  .hero {
    padding-top: 2rem;
  }

  .section {
    padding: 2.5rem 0;
  }
}