@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

:root {
  --background: #061226;
  --surface: rgba(12, 32, 64, 0.78);
  --blue: #1683ff;
  --cyan: #18d8ff;
  --text: #f4f8ff;
  --muted: #9baeca;
  --border: rgba(110, 171, 255, 0.2);
}

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

html {
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  color: var(--text);
  font-family: "Inter", sans-serif;
  background:
    radial-gradient(circle at 85% 15%, rgba(16, 112, 255, 0.2), transparent 28%),
    radial-gradient(circle at 10% 80%, rgba(0, 195, 255, 0.1), transparent 25%),
    var(--background);
  overflow-x: hidden;
}

.site-header {
  position: relative;
  z-index: 10;
  padding: 22px 6%;
}

.navbar {
  max-width: 1240px;
  min-height: 68px;
  margin: auto;
  padding: 0 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: rgba(9, 26, 53, 0.76);
  backdrop-filter: blur(18px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.18);
}

.logo {
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 9px;
  font-size: 1.35rem;
  font-weight: 800;
  text-decoration: none;
  letter-spacing: -0.5px;
}

.logo span:last-child {
  color: var(--cyan);
}

.logo-icon {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  color: white;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  box-shadow: 0 0 22px rgba(24, 216, 255, 0.35);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-link,
.nav-button {
  padding: 11px 14px;
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 500;
  text-decoration: none;
  transition: 0.25s ease;
}

.nav-link:hover,
.nav-link.active {
  color: white;
}

.nav-link.active {
  text-shadow: 0 0 14px var(--cyan);
}

.nav-button,
.primary-button {
  color: white;
  border-radius: 9px;
  background: linear-gradient(100deg, #1169dc, #12bce9);
  box-shadow: 0 8px 22px rgba(0, 142, 255, 0.22);
}

.nav-button:hover,
.primary-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(0, 183, 255, 0.4);
}

.menu-toggle {
  display: none;
  color: white;
  border: 0;
  background: transparent;
  font-size: 1.4rem;
  cursor: pointer;
}

.hero {
  max-width: 1240px;
  min-height: calc(100vh - 112px);
  margin: auto;
  padding: 75px 6% 100px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 60px;
}

.hero-content {
  max-width: 620px;
}

.eyebrow {
  margin-bottom: 22px;
  color: var(--cyan);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 1.8px;
  text-transform: uppercase;
}

.eyebrow i {
  margin-right: 8px;
}

h1 {
  font-size: clamp(2.6rem, 6vw, 5rem);
  line-height: 1.05;
  letter-spacing: -3px;
}

h1 span,
.section-heading h2 span {
  color: var(--cyan);
  text-shadow: 0 0 28px rgba(24, 216, 255, 0.4);
}

.hero-text {
  max-width: 510px;
  margin: 25px 0 32px;
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.8;
}

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

.primary-button,
.secondary-button {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 20px;
  color: white;
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
  transition: 0.25s ease;
}

.secondary-button {
  color: var(--muted);
}

.secondary-button:hover {
  color: white;
}

.hero-visual {
  position: relative;
  width: min(420px, 100%);
}

.glow {
  position: absolute;
  inset: 15% -10%;
  background: var(--blue);
  filter: blur(95px);
  opacity: 0.24;
}

.tech-card {
  position: relative;
  padding: 22px;
  border: 1px solid rgba(93, 179, 255, 0.3);
  border-radius: 22px;
  background: linear-gradient(145deg, rgba(18, 62, 117, 0.8), rgba(7, 25, 54, 0.85));
  box-shadow: inset 0 1px rgba(255, 255, 255, 0.08), 0 25px 60px rgba(0, 0, 0, 0.28);
}

.card-top,
.card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--muted);
  font-size: 0.75rem;
}

.status {
  color: #5ee6b0;
}

.status i {
  margin-right: 6px;
  font-size: 0.5rem;
}

.orbital {
  position: relative;
  width: 260px;
  height: 260px;
  margin: 35px auto;
  display: grid;
  place-items: center;
}

.orbit {
  position: absolute;
  width: 100%;
  height: 42%;
  border: 1px solid rgba(35, 204, 255, 0.6);
  border-radius: 50%;
  transform: rotate(45deg);
}

.orbit-two {
  transform: rotate(-45deg);
  border-color: rgba(28, 117, 255, 0.7);
}

.core {
  width: 95px;
  height: 95px;
  display: grid;
  place-items: center;
  color: white;
  font-size: 2.2rem;
  border: 1px solid var(--cyan);
  border-radius: 50%;
  background: radial-gradient(circle, #1595ed, #063170);
  box-shadow: 0 0 35px rgba(21, 184, 255, 0.7);
}

.card-footer strong {
  color: white;
}

.progress {
  height: 5px;
  margin-top: 12px;
  overflow: hidden;
  border-radius: 5px;
  background: rgba(255, 255, 255, 0.1);
}

.progress span {
  display: block;
  width: 98.7%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--blue), var(--cyan));
}

.testimonials-section {
  max-width: 1240px;
  margin: 0 auto;
  padding: 95px 6% 110px;
}

.section-heading {
  max-width: 650px;
  margin: 0 auto 52px;
  text-align: center;
}

.section-heading .eyebrow {
  margin-bottom: 16px;
}

.section-heading h2 {
  margin-bottom: 18px;
  font-size: clamp(2rem, 4vw, 3.3rem);
  line-height: 1.12;
  letter-spacing: -1.8px;
}

.section-heading > p:last-child {
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.8;
}

.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.testimonial-card {
  position: relative;
  padding: 30px 26px 26px;
  border: 1px solid var(--border);
  border-radius: 20px;
  background: linear-gradient(145deg, rgba(14, 43, 83, 0.78), rgba(6, 22, 47, 0.9));
  box-shadow: 0 20px 45px rgba(0, 0, 0, 0.18);
  transition: 0.3s ease;
}

.testimonial-card:hover {
  transform: translateY(-8px);
  border-color: rgba(24, 216, 255, 0.55);
  box-shadow: 0 20px 45px rgba(0, 126, 255, 0.16);
}

.featured-testimonial {
  border-color: rgba(24, 216, 255, 0.4);
  background: linear-gradient(145deg, rgba(15, 65, 119, 0.86), rgba(7, 28, 59, 0.94));
}

.quote-icon {
  position: absolute;
  top: 24px;
  right: 25px;
  color: rgba(24, 216, 255, 0.25);
  font-size: 2.2rem;
}

.stars {
  display: flex;
  gap: 4px;
  margin-bottom: 22px;
  color: #ffd166;
  font-size: 0.8rem;
}

.testimonial-text {
  min-height: 125px;
  color: #dceaff;
  font-size: 0.92rem;
  line-height: 1.8;
}

.client {
  display: flex;
  align-items: center;
  gap: 13px;
  padding-top: 22px;
  border-top: 1px solid var(--border);
}

.client img {
  width: 48px;
  height: 48px;
  object-fit: cover;
  border: 2px solid var(--cyan);
  border-radius: 50%;
}

.client h3 {
  margin-bottom: 4px;
  color: white;
  font-size: 0.86rem;
}

.client span {
  color: var(--muted);
  font-size: 0.72rem;
}

.site-footer {
  padding: 70px 6% 24px;
  border-top: 1px solid var(--border);
  background: rgba(3, 15, 35, 0.72);
}

.footer-content,
.footer-bottom {
  max-width: 1240px;
  margin: auto;
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr 1fr 1.3fr 1.5fr;
  gap: 45px;
  padding-bottom: 48px;
}

.footer-brand p {
  max-width: 290px;
  margin: 20px 0 24px;
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.7;
}

.social-links {
  display: flex;
  gap: 10px;
}

.social-links a {
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  color: var(--muted);
  border: 1px solid var(--border);
  border-radius: 9px;
  text-decoration: none;
  transition: 0.25s ease;
}

.social-links a:hover {
  color: white;
  border-color: var(--cyan);
  background: rgba(24, 216, 255, 0.12);
  transform: translateY(-3px);
}

.footer-column {
  display: flex;
  flex-direction: column;
  gap: 13px;
}

.footer-column h3 {
  margin-bottom: 8px;
  color: white;
  font-size: 0.95rem;
}

.footer-column a,
.footer-column p {
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.6;
  text-decoration: none;
  transition: 0.2s ease;
}

.footer-column a:hover {
  color: var(--cyan);
}

.footer-contact p {
  display: flex;
  gap: 10px;
  align-items: flex-start;
}

.footer-contact i {
  width: 16px;
  margin-top: 4px;
  color: var(--cyan);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding-top: 22px;
  color: #7185a5;
  border-top: 1px solid var(--border);
  font-size: 0.75rem;
}

.footer-bottom div {
  display: flex;
  gap: 22px;
}

.footer-bottom a {
  color: inherit;
  text-decoration: none;
}

.footer-bottom a:hover {
  color: var(--cyan);
}

@media (max-width: 900px) {
  .footer-content {
    grid-template-columns: 1.5fr 1fr 1fr;
  }

  .footer-contact {
    grid-column: span 3;
  }

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

  .testimonial-card:last-child {
    grid-column: span 2;
  }
}

@media (max-width: 760px) {
  .site-header {
    padding: 16px 4%;
  }

  .navbar {
    padding: 0 17px;
  }

  .menu-toggle {
    display: block;
  }

  .nav-menu {
    position: absolute;
    top: 78px;
    left: 4%;
    right: 4%;
    padding: 14px;
    display: none;
    align-items: stretch;
    flex-direction: column;
    border: 1px solid var(--border);
    border-radius: 15px;
    background: rgba(8, 25, 52, 0.97);
    box-shadow: 0 18px 35px rgba(0, 0, 0, 0.3);
  }

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

  .nav-link,
  .nav-button {
    padding: 14px;
  }

  .nav-button {
    text-align: center;
  }

  .hero {
    min-height: auto;
    padding: 70px 8% 80px;
    flex-direction: column;
    align-items: flex-start;
  }

  h1 {
    letter-spacing: -1.8px;
  }

  .hero-visual {
    align-self: center;
    margin-top: 15px;
  }

  .testimonials-section {
    padding: 70px 8% 80px;
  }

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

  .testimonial-card:last-child {
    grid-column: auto;
  }

  .site-footer {
    padding: 55px 8% 22px;
  }

  .footer-content {
    grid-template-columns: 1fr 1fr;
    gap: 35px 25px;
  }

  .footer-contact {
    grid-column: span 2;
  }

  .footer-bottom {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 420px) {
  .hero-actions {
    align-items: stretch;
    flex-direction: column;
    gap: 10px;
  }

  .primary-button,
  .secondary-button {
    justify-content: center;
  }

  .section-heading h2 {
    letter-spacing: -1px;
  }

  .testimonial-card {
    padding: 26px 21px 22px;
  }

  .testimonial-text {
    min-height: auto;
    margin-bottom: 22px;
  }

  .footer-content {
    grid-template-columns: 1fr;
  }

  .footer-contact {
    grid-column: span 1;
  }

  .footer-bottom div {
    flex-wrap: wrap;
    gap: 12px;
  }
}