:root {
  --bg: #07111f;
  --bg-deep: #041022;
  --surface: #ffffff;
  --surface-soft: #f4f8ff;
  --text: #0d1b2f;
  --muted: #5e6d82;
  --line: rgba(13, 27, 47, 0.1);
  --primary: #0b63f6;
  --primary-dark: #084ab8;
  --accent: #18d4b2;
  --warning: #ffb020;
  --white: #ffffff;
  --shadow: 0 24px 70px rgba(6, 24, 54, 0.16);
  --radius: 24px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Inter", "Noto Sans SC", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background: var(--white);
  line-height: 1.6;
}

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

img,
svg {
  max-width: 100%;
}

.container {
  width: min(1160px, calc(100% - 40px));
  margin: 0 auto;
}

.section {
  padding: 96px 0;
}

.section-sm {
  padding: 34px 0;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(7, 17, 31, 0.82);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

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

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--white);
}

.brand-logo {
  width: 44px;
  height: 44px;
  display: inline-block;
  border-radius: 14px;
  box-shadow: 0 14px 30px rgba(24, 212, 178, 0.24);
}

.brand-mark {
  width: 44px;
  height: 44px;
  display: inline-grid;
  place-items: center;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: var(--white);
  font-weight: 900;
  letter-spacing: -0.04em;
  box-shadow: 0 14px 30px rgba(24, 212, 178, 0.24);
}

.brand strong,
.brand small {
  display: block;
  line-height: 1.1;
}

.brand small {
  color: rgba(255, 255, 255, 0.68);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  color: rgba(255, 255, 255, 0.82);
  font-size: 15px;
  font-weight: 600;
}

.nav-links a {
  transition: color 0.2s ease;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--white);
}

.nav-cta {
  padding: 10px 18px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.18);
}

.nav-toggle {
  display: none;
  border: 0;
  background: transparent;
  padding: 8px;
  cursor: pointer;
}

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

.hero {
  position: relative;
  overflow: hidden;
  min-height: 760px;
  display: grid;
  align-items: center;
  background:
    radial-gradient(circle at 15% 20%, rgba(24, 212, 178, 0.24), transparent 30%),
    radial-gradient(circle at 80% 10%, rgba(11, 99, 246, 0.34), transparent 30%),
    linear-gradient(135deg, var(--bg), var(--bg-deep));
  color: var(--white);
}

.hero::after {
  content: "";
  position: absolute;
  inset: auto -10% -30% -10%;
  height: 340px;
  background: var(--white);
  transform: rotate(-3deg);
  transform-origin: left top;
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(360px, 0.95fr);
  gap: 56px;
  align-items: center;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--accent);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 760px;
  margin-bottom: 24px;
  font-size: clamp(42px, 6vw, 76px);
  line-height: 1.02;
  letter-spacing: -0.06em;
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(32px, 4vw, 48px);
  line-height: 1.12;
  letter-spacing: -0.04em;
}

h3 {
  margin-bottom: 12px;
  font-size: 21px;
  letter-spacing: -0.02em;
}

.hero-text,
.lead,
.section-heading p {
  color: rgba(255, 255, 255, 0.72);
  font-size: 18px;
}

.hero-text {
  max-width: 660px;
  margin-bottom: 32px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 30px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 0 22px;
  border: 0;
  border-radius: 999px;
  font-weight: 800;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

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

.button.primary {
  color: var(--white);
  background: linear-gradient(135deg, var(--primary), #13b8d8);
  box-shadow: 0 18px 38px rgba(11, 99, 246, 0.34);
}

.button.secondary {
  color: var(--white);
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.trust-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.trust-row span {
  padding: 8px 12px;
  border-radius: 999px;
  color: rgba(255, 255, 255, 0.82);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 14px;
}

.hero-card {
  position: relative;
  min-height: 520px;
  border-radius: 36px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.14), rgba(255, 255, 255, 0.06));
  border: 1px solid rgba(255, 255, 255, 0.18);
  box-shadow: 0 40px 90px rgba(0, 0, 0, 0.24);
  overflow: hidden;
}

.cloud-visual {
  position: absolute;
  inset: 74px 52px 80px;
  display: grid;
  place-items: center;
}

.orbit {
  position: absolute;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.16);
}

.orbit-one {
  width: 310px;
  height: 310px;
  animation: rotate 18s linear infinite;
}

.orbit-two {
  width: 220px;
  height: 220px;
  border-color: rgba(24, 212, 178, 0.32);
  animation: rotate 12s linear infinite reverse;
}

.orbit::after {
  content: "";
  position: absolute;
  top: 26px;
  left: 42px;
  width: 13px;
  height: 13px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 30px var(--accent);
}

.shield {
  width: 136px;
  height: 156px;
  display: grid;
  place-items: center;
  border-radius: 46% 46% 54% 54% / 28% 28% 72% 72%;
  background: linear-gradient(145deg, #ffffff, #bcecff);
  color: var(--primary);
  font-size: 58px;
  font-weight: 900;
  box-shadow: 0 22px 80px rgba(24, 212, 178, 0.28);
}

.metric-card {
  position: absolute;
  width: 190px;
  padding: 18px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.92);
  color: var(--text);
  box-shadow: var(--shadow);
}

.metric-card strong,
.metric-card span {
  display: block;
}

.metric-card strong {
  margin-bottom: 4px;
  font-size: 23px;
}

.metric-card span {
  color: var(--muted);
  font-size: 13px;
}

.metric-card.top {
  top: 52px;
  right: 34px;
}

.metric-card.middle {
  left: 28px;
  top: 210px;
}

.metric-card.bottom {
  right: 62px;
  bottom: 54px;
}

.stats {
  position: relative;
  z-index: 2;
  margin-top: -62px;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  padding: 22px;
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.stats-grid div {
  padding: 20px;
  border-radius: 18px;
  background: var(--surface-soft);
}

.stats-grid strong {
  display: block;
  margin-bottom: 4px;
  color: var(--primary);
  font-size: 30px;
  line-height: 1;
}

.stats-grid span {
  color: var(--muted);
  font-size: 14px;
}

.section-heading {
  max-width: 720px;
  margin: 0 auto 44px;
  text-align: center;
}

.section-heading.left {
  margin: 0;
  text-align: left;
}

.section-heading p,
.lead,
.card p,
.solution-list span,
.timeline p,
.footer p {
  color: var(--muted);
}

.cards {
  display: grid;
  gap: 20px;
}

.service-grid {
  grid-template-columns: repeat(3, 1fr);
}

.card,
.panel,
.contact-form {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: 0 16px 48px rgba(6, 24, 54, 0.08);
}

.card {
  padding: 30px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow);
}

.icon {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  margin-bottom: 20px;
  border-radius: 15px;
  color: var(--primary);
  background: #eaf2ff;
  font-weight: 900;
}

.muted {
  background: linear-gradient(180deg, #f6f9ff, #ffffff);
}

.split {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 48px;
  align-items: center;
}

.solution-list {
  display: grid;
  gap: 14px;
  margin-top: 30px;
}

.solution-list div {
  padding: 18px;
  border-left: 4px solid var(--primary);
  border-radius: 16px;
  background: var(--white);
  box-shadow: 0 10px 30px rgba(6, 24, 54, 0.06);
}

.solution-list strong,
.solution-list span {
  display: block;
}

.architecture-panel {
  padding: 36px;
  min-height: 420px;
  display: grid;
  align-content: center;
  gap: 18px;
  background:
    radial-gradient(circle at top right, rgba(24, 212, 178, 0.18), transparent 36%),
    linear-gradient(145deg, #ffffff, #eff6ff);
}

.node,
.node-row span {
  border: 1px solid rgba(11, 99, 246, 0.16);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.82);
  box-shadow: 0 12px 32px rgba(6, 24, 54, 0.08);
}

.primary-node {
  padding: 28px;
  text-align: center;
  color: var(--white);
  background: linear-gradient(135deg, var(--primary), var(--accent));
  font-size: 26px;
  font-weight: 900;
}

.node-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.node-row span {
  padding: 16px 10px;
  text-align: center;
  color: var(--muted);
  font-weight: 700;
}

.security-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 44px;
  align-items: start;
}

.checklist {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.checklist div {
  padding: 20px;
  border-radius: 18px;
  background: var(--surface-soft);
  font-weight: 700;
}

.checklist span {
  display: inline-grid;
  place-items: center;
  width: 26px;
  height: 26px;
  margin-right: 8px;
  border-radius: 50%;
  color: var(--white);
  background: var(--accent);
}

.timeline {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.timeline article {
  position: relative;
  padding: 30px;
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: 0 14px 42px rgba(6, 24, 54, 0.08);
}

.timeline span {
  display: inline-flex;
  margin-bottom: 24px;
  color: var(--primary);
  font-size: 14px;
  font-weight: 900;
  letter-spacing: 0.14em;
}

.cta-section {
  color: var(--white);
  background:
    radial-gradient(circle at 10% 10%, rgba(24, 212, 178, 0.18), transparent 34%),
    linear-gradient(135deg, #071b3a, #041022);
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 44px;
  align-items: start;
}

.contact-card {
  display: grid;
  gap: 8px;
  max-width: 460px;
  margin-top: 28px;
  padding: 22px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.14);
}

.contact-card span {
  color: rgba(255, 255, 255, 0.72);
}

.contact-form {
  padding: 28px;
  color: var(--text);
}

.contact-form label {
  display: grid;
  gap: 8px;
  margin-bottom: 16px;
  color: var(--text);
  font-weight: 800;
}

input,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 14px 16px;
  color: var(--text);
  background: #f8fbff;
  font: inherit;
  outline: none;
  transition: border 0.2s ease, box-shadow 0.2s ease;
}

input:focus,
textarea:focus {
  border-color: rgba(11, 99, 246, 0.5);
  box-shadow: 0 0 0 4px rgba(11, 99, 246, 0.1);
}

textarea {
  resize: vertical;
}

.contact-form .button {
  width: 100%;
  margin-top: 4px;
}

.form-note {
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.footer {
  padding: 54px 0 28px;
  color: rgba(255, 255, 255, 0.82);
  background: #030a14;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 0.7fr 1fr;
  gap: 34px;
}

.footer-brand {
  margin-bottom: 16px;
}

.footer strong,
.footer a {
  display: block;
}

.footer strong {
  margin-bottom: 12px;
  color: var(--white);
}

.footer a,
.footer p {
  margin-bottom: 8px;
  color: rgba(255, 255, 255, 0.64);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin-top: 36px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  color: rgba(255, 255, 255, 0.54);
  font-size: 14px;
}

@keyframes rotate {
  to { transform: rotate(360deg); }
}

@media (max-width: 940px) {
  .nav-toggle {
    display: block;
  }

  .nav-links {
    position: absolute;
    top: 76px;
    right: 20px;
    left: 20px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 12px;
    border-radius: 20px;
    background: rgba(7, 17, 31, 0.96);
    box-shadow: var(--shadow);
  }

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

  .nav-links a {
    padding: 14px;
  }

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

  .hero {
    padding-top: 40px;
  }

  .hero-card {
    min-height: 460px;
  }

  .stats-grid,
  .service-grid,
  .timeline,
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .container {
    width: min(100% - 28px, 1160px);
  }

  .section {
    padding: 68px 0;
  }

  .hero {
    min-height: auto;
  }

  .hero-grid {
    gap: 34px;
  }

  .hero-card {
    min-height: 380px;
    border-radius: 28px;
  }

  .cloud-visual {
    inset: 70px 20px;
  }

  .orbit-one {
    width: 230px;
    height: 230px;
  }

  .orbit-two {
    width: 160px;
    height: 160px;
  }

  .shield {
    width: 104px;
    height: 124px;
    font-size: 44px;
  }

  .metric-card {
    width: 148px;
    padding: 14px;
  }

  .metric-card.top {
    right: 14px;
  }

  .metric-card.middle {
    left: 14px;
    top: 180px;
  }

  .metric-card.bottom {
    right: 22px;
    bottom: 26px;
  }

  .stats {
    margin-top: 0;
  }

  .stats-grid,
  .service-grid,
  .timeline,
  .checklist,
  .node-row,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .footer-bottom {
    flex-direction: column;
  }
}