:root {
  --color-text-main: #eef2ff;
  --color-text-ink: #1d1b28;
  --color-bg-base: #060f2b;
  --color-surface: rgba(255, 255, 255, 0.08);
  --color-primary: rgba(99, 138, 255, 0.78);
  --color-secondary: rgba(126, 86, 255, 0.72);
  --color-muted: #aeb9df;
  --color-border: rgba(210, 221, 255, 0.22);
  --color-dark: #0a1636;
  --color-link: rgba(136, 165, 255, 0.95);
  --color-link-hover: rgba(169, 140, 255, 0.95);
  --color-section-alt: rgba(255, 255, 255, 0.03);
  --radius: 14px;
  --shadow-sm: 0 10px 30px rgba(0, 0, 0, 0.34);
  --shadow-md: 0 16px 40px rgba(0, 0, 0, 0.45);
  --container: min(1120px, 92vw);
  --ease: 300ms ease;
  --ease-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  background: var(--color-bg-base);
}

html,
body {
  margin: 0;
  padding: 0;
  font-family: Inter, "Segoe UI", Roboto, Arial, sans-serif;
  color: var(--color-text-main);
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  background: transparent;
}

/* Full-page background video + neon gradient overlay */
.video-bg {
  position: fixed;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  pointer-events: none;
}

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

.video-bg__gradient {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 12% 12%, rgba(70, 150, 255, 0.28), transparent 33%),
    radial-gradient(circle at 85% 80%, rgba(125, 74, 255, 0.24), transparent 36%),
    radial-gradient(circle at 45% 45%, rgba(22, 243, 255, 0.12), transparent 32%),
    linear-gradient(180deg, rgba(6, 15, 43, 0.82) 0%, rgba(6, 15, 43, 0.45) 45%, rgba(6, 15, 43, 0.88) 100%);
  background-size: 220% 220%;
  animation: bgShift 14s ease-in-out infinite alternate;
}

.sticky-header,
main,
footer {
  position: relative;
  z-index: 1;
}

@keyframes bgShift {
  0% {
    background-position: 0% 0%;
  }
  100% {
    background-position: 100% 100%;
  }
}

h1,
h2,
h3,
h4,
h5,
h6 {
  color: var(--color-text-main);
}

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

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

.container {
  width: var(--container);
  margin: 0 auto;
}

.section {
  padding: 3.25rem 0;
}

.section:nth-of-type(even) {
  background: rgba(255, 255, 255, 0.02);
}

.section-title {
  margin: 0 0 0.75rem;
  font-size: 1.6rem;
}

.section-subtitle {
  margin: 0 0 1.5rem;
  color: var(--color-muted);
}

.btn {
  border: none;
  border-radius: 999px;
  padding: 0.75rem 1.15rem;
  font-size: 0.95rem;
  cursor: pointer;
  transition: var(--ease-smooth);
}

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

.btn-primary {
  background: linear-gradient(120deg, rgba(80, 138, 255, 0.65), rgba(126, 86, 255, 0.52));
  color: #fff;
  border: 1px solid rgba(198, 214, 255, 0.24);
  box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
  background: linear-gradient(120deg, rgba(97, 162, 255, 0.75), rgba(146, 105, 255, 0.62));
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(198, 214, 255, 0.28);
  color: rgba(224, 232, 255, 0.92);
}

.btn-secondary:hover {
  background: rgba(248, 247, 252, 0.12);
  color: #fff;
}

.card {
  background: var(--color-surface);
  color: var(--color-text-main);
  border: 1px solid rgba(202, 214, 255, 0.2);
  border-radius: var(--radius);
  backdrop-filter: blur(8px);
  box-shadow: var(--shadow-sm);
  transition: var(--ease-smooth);
}

.card h1,
.card h2,
.card h3,
.card h4,
.card h5,
.card h6,
.card p {
  color: var(--color-text-main);
}

.card:hover {
  transform: translateY(-2px);
  box-shadow:
    0 10px 24px rgba(0, 0, 0, 0.28),
    0 22px 48px rgba(17, 29, 67, 0.34);
}

.sticky-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(6, 15, 43, 0.66);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(184, 199, 242, 0.14);
}

.header-wrap {
  min-height: 72px;
  display: grid;
  grid-template-columns: auto 1fr auto auto;
  gap: 0.75rem;
  align-items: center;
}

.logo {
  font-weight: 700;
  letter-spacing: 0.4px;
  color: #f7f9ff;
}

.menu-toggle {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(184, 199, 242, 0.26);
  color: #f7f9ff;
  border-radius: 10px;
  width: 40px;
  height: 40px;
  transition: var(--ease-smooth);
}

.main-nav {
  display: none;
}

.main-nav.open {
  display: block;
  grid-column: 1 / -1;
}

.main-nav ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  margin: 0.5rem 0 1rem;
  padding: 0;
}

.main-nav a {
  color: #ecf1ff;
  transition: color var(--ease);
}

.main-nav a:hover {
  color: var(--color-link);
  text-shadow: 0 0 14px rgba(122, 158, 255, 0.45);
}

.breadcrumbs {
  padding: 1rem 0 0;
  color: #c6cfee;
  font-size: 0.88rem;
}

.hero {
  min-height: calc(100vh - 72px);
  display: flex;
  align-items: center;
  background: transparent;
}

.hero h1 {
  margin: 0 0 1rem;
  font-size: 1.9rem;
  line-height: 1.2;
  color: var(--color-text-main);
}

.hero p {
  color: var(--color-muted);
  max-width: 620px;
}

.hero-actions {
  margin-top: 1.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.logo-strip {
  overflow: hidden;
  border-top: 1px solid rgba(203, 216, 255, 0.2);
  border-bottom: 1px solid rgba(203, 216, 255, 0.2);
  background: rgba(255, 255, 255, 0.06);
}

.logo-track {
  display: flex;
  width: max-content;
  gap: 2.5rem;
  padding: 1rem 0;
  animation: ticker 22s linear infinite;
}

.logo-item {
  filter: grayscale(1);
  opacity: 0.8;
  font-weight: 600;
  color: #d7def8;
}

@keyframes ticker {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(-50%);
  }
}

.stats-grid,
.services-grid,
.cases-grid,
.reviews-grid,
.cert-grid,
.steps-grid,
.footer-grid {
  display: grid;
  gap: 1rem;
}

.stat-card {
  padding: 1.25rem;
}

.stat-value {
  font-size: 1.8rem;
  font-weight: 700;
}

.service-card,
.case-card,
.review-card,
.cert-card {
  padding: 1.25rem;
}

.badge {
  display: inline-block;
  font-size: 0.75rem;
  padding: 0.25rem 0.55rem;
  border-radius: 999px;
  color: var(--color-secondary);
  background: rgba(55, 20, 147, 0.11);
}

.tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin: 1rem 0 1.5rem;
}

.tab-btn {
  border: 1px solid rgba(202, 214, 255, 0.25);
  background: rgba(255, 255, 255, 0.06);
  color: var(--color-text-main);
  border-radius: 999px;
  padding: 0.55rem 0.95rem;
  cursor: pointer;
  transition: var(--ease-smooth);
}

.tab-btn.active {
  border-color: var(--color-primary);
  background: rgba(99, 138, 255, 0.16);
  color: var(--color-primary);
}

.tab-panel {
  display: none;
}

.tab-panel.active {
  display: block;
}

.accordion-item {
  border: 1px solid rgba(202, 214, 255, 0.22);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.06);
  margin-bottom: 0.75rem;
  backdrop-filter: blur(8px);
}

.accordion-header {
  width: 100%;
  border: 0;
  background: transparent;
  text-align: left;
  padding: 1rem;
  font-weight: 600;
  color: var(--color-text-main);
  cursor: pointer;
  transition: var(--ease-smooth);
}

.accordion-content {
  display: none;
  padding: 0 1rem 1rem;
  color: var(--color-muted);
}

.accordion-item.open .accordion-content {
  display: block;
}

.timeline {
  display: grid;
  gap: 0.75rem;
}

.timeline-step {
  position: relative;
  background: rgba(255, 255, 255, 0.06);
  color: var(--color-text-main);
  border: 1px solid rgba(202, 214, 255, 0.22);
  border-radius: var(--radius);
  padding: 1rem;
  backdrop-filter: blur(8px);
}

.timeline-step::before {
  content: attr(data-step);
  position: absolute;
  top: -10px;
  right: 14px;
  font-size: 0.75rem;
  color: var(--color-secondary);
  background: rgba(55, 20, 147, 0.14);
  padding: 0.2rem 0.45rem;
  border-radius: 999px;
}

.portfolio-grid {
  columns: 1;
  column-gap: 1rem;
}

.masonry-item {
  break-inside: avoid;
  margin-bottom: 1rem;
}

.masonry-item.hidden {
  display: none;
}

.video-grid {
  display: grid;
  gap: 1rem;
}

.video-card iframe {
  width: 100%;
  min-height: 220px;
  border: 0;
  border-radius: var(--radius);
}

.cta-form {
  background: linear-gradient(150deg, rgba(255, 255, 255, 0.1), rgba(170, 145, 255, 0.08));
  color: var(--color-text-main);
  border: 1px solid rgba(202, 214, 255, 0.22);
  border-radius: var(--radius);
  padding: 1.2rem;
  backdrop-filter: blur(8px);
}

.cta-form h1,
.cta-form h2,
.cta-form h3,
.cta-form p {
  color: var(--color-text-main);
}

.form-grid {
  display: grid;
  gap: 0.85rem;
}

input,
select,
textarea {
  width: 100%;
  border-radius: 10px;
  border: 1px solid rgba(170, 187, 235, 0.44);
  background: rgba(7, 17, 49, 0.55);
  color: #f2f6ff;
  padding: 0.75rem;
  font: inherit;
  transition: var(--ease-smooth);
}

input::placeholder,
textarea::placeholder {
  color: #b6c1e6;
}

input:focus,
select:focus,
textarea:focus {
  outline: 2px solid rgba(104, 146, 255, 0.35);
  border-color: var(--color-primary);
  transform: translateY(-2px);
  box-shadow:
    0 8px 16px rgba(0, 0, 0, 0.2),
    0 14px 30px rgba(84, 117, 223, 0.22);
}

input:hover,
select:hover,
textarea:hover {
  transform: translateY(-2px);
  box-shadow:
    0 8px 16px rgba(0, 0, 0, 0.16),
    0 14px 30px rgba(84, 117, 223, 0.16);
}

footer {
  background: var(--color-dark);
  color: #dddaea;
  margin-top: 3rem;
}

.footer-wrap {
  padding: 2rem 0;
}

.footer-title {
  margin: 0 0 0.5rem;
  color: #ffffff;
}

.footer-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.4rem;
}

.floating-chat {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--color-secondary);
  color: #fff;
  font-weight: 700;
  box-shadow: var(--shadow-md);
  z-index: 65;
  transition: var(--ease-smooth);
}

.popup {
  position: fixed;
  inset: 0;
  display: none;
  place-items: center;
  background: rgba(29, 27, 40, 0.58);
  backdrop-filter: blur(8px);
  z-index: 70;
}

.popup.open {
  display: grid;
}

.popup-card {
  width: min(500px, 90vw);
  /* Match the site's "glass" card style (avoid white card + invisible light text). */
  background: var(--color-surface);
  border: 1px solid rgba(202, 214, 255, 0.22);
  color: var(--color-text-main);
  border-radius: var(--radius);
  padding: 1.3rem;
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(8px);
}

.popup-close {
  border: none;
  background: transparent;
  font-size: 1.1rem;
  float: right;
  cursor: pointer;
}

.fade-in {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.6s cubic-bezier(0.22, 1, 0.36, 1), transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

.btn:hover,
.btn:focus-visible,
.tab-btn:hover,
.tab-btn:focus-visible,
.accordion-header:hover,
.accordion-header:focus-visible,
.menu-toggle:hover,
.menu-toggle:focus-visible,
.floating-chat:hover,
.floating-chat:focus-visible {
  transform: translateY(-2px);
  box-shadow:
    0 8px 18px rgba(0, 0, 0, 0.24),
    0 18px 36px rgba(58, 86, 190, 0.28);
}

.card:focus-within {
  transform: translateY(-2px);
  box-shadow:
    0 8px 18px rgba(0, 0, 0, 0.24),
    0 18px 36px rgba(58, 86, 190, 0.28);
}

.dashboard-grid {
  display: grid;
  gap: 1rem;
}

.dashboard-widget {
  padding: 1.1rem;
}

.dashboard-widget__head h3 {
  margin: 0 0 0.9rem;
  font-size: 1.05rem;
}

.dashboard-widget__canvas {
  position: relative;
  min-height: 230px;
}

.dashboard-widget canvas {
  width: 100%;
  height: 230px;
  opacity: 0.1;
  transition: var(--ease-smooth);
}

.dashboard-widget.is-ready canvas {
  opacity: 1;
}

.skeleton {
  position: absolute;
  inset: 0;
  border-radius: 12px;
  background:
    linear-gradient(
      100deg,
      rgba(245, 248, 255, 0.04) 20%,
      rgba(194, 213, 255, 0.16) 40%,
      rgba(245, 248, 255, 0.04) 60%
    );
  background-size: 220% 100%;
  animation: skeletonShimmer 1.25s linear infinite;
}

.dashboard-widget.is-ready .skeleton {
  opacity: 0;
  visibility: hidden;
  transition: opacity 280ms ease, visibility 280ms ease;
}

@keyframes skeletonShimmer {
  0% {
    background-position: 100% 0;
  }
  100% {
    background-position: -100% 0;
  }
}

@media (min-width: 768px) {
  .main-nav {
    display: block;
  }

  .menu-toggle {
    display: none;
  }

  .header-wrap {
    grid-template-columns: auto 1fr auto;
  }

  .main-nav ul {
    flex-direction: row;
    justify-content: center;
    margin: 0;
  }

  .stats-grid,
  .services-grid,
  .cases-grid,
  .reviews-grid,
  .video-grid,
  .footer-grid,
  .dashboard-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .portfolio-grid {
    columns: 2;
  }
}

@media (min-width: 1024px) {
  .section {
    padding: 4.5rem 0;
  }

  .hero h1 {
    font-size: 3rem;
  }

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

  .cases-grid,
  .reviews-grid,
  .cert-grid,
  .dashboard-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

  .footer-grid {
    grid-template-columns: 1.3fr 1fr 1fr 1fr;
  }

  .portfolio-grid {
    columns: 3;
  }
}

@media (min-width: 1440px) {
  :root {
    --container: min(1260px, 90vw);
  }
}