:root {
  color-scheme: dark;
  --bg: #070b12;
  --bg-soft: #0d1320;
  --card: rgba(18, 28, 45, 0.65);
  --glass: rgba(255, 255, 255, 0.06);
  --text: #e9f0ff;
  --muted: #b4c1d6;
  --primary: #4db6ff;
  --primary-strong: #2b78ff;
  --accent: #7bffcd;
  --border: rgba(255, 255, 255, 0.12);
  --shadow: 0 18px 35px rgba(3, 12, 28, 0.45);
  --radius: 18px;
  --radius-sm: 12px;
  --max-width: 1120px;
  --header-height: 72px;
  --space-1: clamp(0.5rem, 1vw, 0.75rem);
  --space-2: clamp(0.75rem, 1.6vw, 1.1rem);
  --space-3: clamp(1rem, 2.3vw, 1.6rem);
  --space-4: clamp(1.4rem, 3vw, 2.2rem);
  --space-5: clamp(2rem, 4vw, 3rem);
  --space-6: clamp(2.5rem, 5vw, 4rem);
  --font-lg: clamp(2.2rem, 4vw, 3.4rem);
  --font-md: clamp(1.1rem, 2vw, 1.35rem);
  --font-sm: clamp(0.95rem, 1.5vw, 1rem);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Segoe UI", "Inter", system-ui, sans-serif;
  background: radial-gradient(circle at top, #0d1422 0%, var(--bg) 45%);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

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

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

.container {
  width: min(100% - 2rem, var(--max-width));
  margin: 0 auto;
}

.section {
  padding: var(--space-6) 0;
  position: relative;
  z-index: 1;
}

.section-heading {
  margin-bottom: var(--space-4);
  text-align: center;
}

.section-heading h2 {
  font-size: clamp(1.7rem, 2.8vw, 2.2rem);
  margin-bottom: 0.5rem;
}

.section-heading p {
  color: var(--muted);
  font-size: var(--font-sm);
}

.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(5, 10, 18, 0.78);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
  gap: 1rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 600;
  letter-spacing: 0.4px;
}

.logo-img {
  width: 34px;
  height: 34px;
  object-fit: contain;
  filter: drop-shadow(0 0 10px rgba(77, 182, 255, 0.4));
}

.logo-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: linear-gradient(120deg, var(--primary), var(--accent));
  box-shadow: 0 0 12px rgba(77, 182, 255, 0.8);
}

.nav {
  display: flex;
  align-items: center;
  gap: 1.1rem;
  font-size: 0.95rem;
}

.nav-link {
  color: var(--muted);
  position: relative;
  transition: color 0.2s ease;
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -6px;
  width: 100%;
  height: 2px;
  background: var(--primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}

.nav-link.active,
.nav-link:hover {
  color: var(--text);
}

.nav-link.active::after,
.nav-link:hover::after {
  transform: scaleX(1);
}

.lang-switch {
  display: flex;
  gap: 0.4rem;
  background: var(--glass);
  padding: 0.35rem;
  border-radius: 999px;
  border: 1px solid var(--border);
}

.lang-btn {
  background: transparent;
  border: none;
  color: var(--muted);
  font-size: 0.8rem;
  padding: 0.3rem 0.6rem;
  border-radius: 999px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.lang-btn.active {
  background: rgba(77, 182, 255, 0.2);
  color: var(--text);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: transparent;
  border: none;
  cursor: pointer;
}

.nav-toggle span {
  width: 22px;
  height: 2px;
  background: var(--text);
}

.nav-mobile {
  display: none;
  flex-direction: column;
  gap: 0.8rem;
  padding: 1rem 1.5rem 1.5rem;
  background: rgba(10, 16, 26, 0.96);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.nav-mobile a {
  color: var(--muted);
}

.nav-mobile.show {
  display: flex;
}

.hero {
  min-height: calc(100vh - var(--header-height));
  display: flex;
  align-items: center;
  padding-top: var(--space-5);
}

.hero-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-5);
  align-items: center;
}

.hero-content h1 {
  font-size: var(--font-lg);
  line-height: 1.15;
  margin: 0.8rem 0 1rem;
}

.hero-content .lead {
  font-size: var(--font-md);
  color: var(--muted);
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 2px;
  font-size: 0.75rem;
  color: var(--accent);
}

.hero-actions {
  display: flex;
  gap: 1rem;
  margin: var(--space-3) 0;
  flex-wrap: wrap;
}

.btn {
  border: none;
  padding: 0.75rem 1.4rem;
  border-radius: 999px;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn.primary {
  background: linear-gradient(120deg, var(--primary), var(--primary-strong));
  color: #fff;
  box-shadow: 0 12px 25px rgba(45, 120, 255, 0.25);
}

.btn.ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}

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

.hero-tags {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
}

.hero-tags span {
  font-size: 0.75rem;
  padding: 0.3rem 0.7rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  color: var(--muted);
}

.hero-card {
  display: flex;
  justify-content: center;
}

.glass-card {
  background: var(--card);
  border-radius: var(--radius);
  padding: 1.5rem;
  border: 1px solid var(--border);
  backdrop-filter: blur(16px);
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
}

.glass-card.compact {
  padding: 1.8rem;
}

.status {
  display: flex;
  gap: 0.6rem;
  align-items: center;
  margin-bottom: 1rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.pulse {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 10px rgba(123, 255, 205, 0.8);
  animation: pulse 2s infinite;
}

.metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 1rem;
}

.metrics h3 {
  font-size: 1.3rem;
}

.mini-chart {
  height: 80px;
  margin-top: 1.2rem;
  background: linear-gradient(180deg, rgba(77, 182, 255, 0.2), transparent);
  border-radius: var(--radius-sm);
  position: relative;
}

.mini-chart::after {
  content: "";
  position: absolute;
  inset: 16px;
  border: 1px dashed rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-sm);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 1rem;
}

.service-card {
  background: var(--card);
  border-radius: var(--radius-sm);
  padding: 1.1rem 1rem;
  border: 1px solid var(--border);
  box-shadow: 0 12px 24px rgba(1, 12, 28, 0.35);
  position: relative;
  overflow: hidden;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.service-card .icon {
  font-size: 1.4rem;
  margin-bottom: 0.6rem;
  transition: transform 0.3s ease;
}

.service-card h3 {
  font-size: 1.05rem;
  margin-bottom: 0.35rem;
}

.service-card p {
  color: var(--muted);
  font-size: 0.92rem;
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 30px rgba(23, 80, 150, 0.35);
}

.service-card:hover .icon {
  transform: translateY(-4px) scale(1.1);
}

.service-card::after {
  content: "";
  position: absolute;
  inset: 0;
  border: 1px solid transparent;
  border-radius: inherit;
  transition: border-color 0.3s ease;
}

.service-card:hover::after {
  border-color: rgba(77, 182, 255, 0.6);
}

.deliver-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-4);
  align-items: center;
}

.deliver-list {
  margin-top: 1rem;
  display: grid;
  gap: 0.6rem;
  color: var(--muted);
}

.deliver-list li {
  list-style: none;
  padding-left: 1.2rem;
  position: relative;
}

.deliver-list li::before {
  content: "▹";
  position: absolute;
  left: 0;
  color: var(--accent);
}

.counters {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 1rem;
}

.counter-card {
  background: var(--glass);
  border-radius: var(--radius-sm);
  padding: 1rem;
  border: 1px solid var(--border);
  text-align: center;
}

.counter {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--primary);
}

.process .timeline {
  position: relative;
  display: grid;
  gap: 1.4rem;
  --timeline-dot: 42px;
  --timeline-offset: 0.4rem;
}

.timeline-step {
  display: grid;
  grid-template-columns: 50px 1fr;
  gap: 1rem;
  padding-left: var(--timeline-offset);
  align-items: center;
}

.step-index {
  width: var(--timeline-dot);
  height: var(--timeline-dot);
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: rgba(77, 182, 255, 0.12);
  border: 1px solid rgba(77, 182, 255, 0.4);
  font-weight: 600;
}

.products .split {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-4);
  align-items: center;
}

.pill-group {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
  margin-top: 1rem;
}

.pill-group span {
  padding: 0.3rem 0.8rem;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 999px;
  font-size: 0.8rem;
}

.text-link {
  color: var(--primary);
  font-weight: 600;
}

.faq .accordion {
  display: grid;
  gap: 0.6rem;
}

.accordion-item {
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--card);
  overflow: hidden;
}

.accordion-header {
  width: 100%;
  text-align: left;
  background: transparent;
  border: none;
  color: var(--text);
  padding: 1rem 1.2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  font-size: 1rem;
}

.accordion-icon {
  font-size: 1.2rem;
  color: var(--primary);
  transition: transform 0.2s ease;
}

.accordion-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
  padding: 0 1.2rem;
}

.accordion-body p {
  padding-bottom: 1rem;
  color: var(--muted);
}

.accordion-item.open .accordion-icon {
  transform: rotate(45deg);
}

.accordion-item.open .accordion-body {
  max-height: 220px;
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-4);
  align-items: start;
}

.contact-info {
  margin-top: 1rem;
  display: grid;
  gap: 1rem;
}

.contact-info h4 {
  font-size: 0.9rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 0.2rem;
}

.contact-form {
  background: var(--card);
  border-radius: var(--radius);
  padding: 1.5rem;
  border: 1px solid var(--border);
}

.form-group {
  display: grid;
  gap: 0.4rem;
  margin-bottom: 1rem;
}

.form-group input,
.form-group textarea {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.7rem 0.8rem;
  color: var(--text);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: 2px solid rgba(77, 182, 255, 0.4);
}

.error {
  color: #ff8b8b;
  font-size: 0.78rem;
  min-height: 0.9rem;
}

.footer {
  padding: 2rem 0 1rem;
  background: #05080f;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
}

.footer-links {
  display: flex;
  gap: 1.2rem;
}

.footer-bottom {
  text-align: center;
  color: var(--muted);
  padding-top: 1rem;
  font-size: 0.8rem;
}

.back-to-top {
  position: fixed;
  right: 1.5rem;
  bottom: 1.5rem;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: none;
  background: var(--primary);
  color: #fff;
  display: grid;
  place-items: center;
  box-shadow: 0 10px 25px rgba(45, 120, 255, 0.4);
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.back-to-top.show {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.toast {
  position: fixed;
  left: 50%;
  bottom: 2.5rem;
  transform: translateX(-50%) translateY(20px);
  background: rgba(25, 35, 50, 0.96);
  border: 1px solid var(--border);
  padding: 0.8rem 1.4rem;
  border-radius: 999px;
  color: var(--text);
  opacity: 0;
  transition: all 0.3s ease;
  z-index: 200;
}

.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.page-intro {
  position: fixed;
  inset: 0;
  background: #05070c;
  display: grid;
  place-items: center;
  z-index: 999;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.page-intro.hide {
  opacity: 0;
  visibility: hidden;
}

.intro-logo {
  font-size: 1.4rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--text);
  position: relative;
  z-index: 2;
}

.intro-logo img {
  width: 140px;
  height: auto;
  object-fit: contain;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 0.7rem;
}

.footer-logo img {
  width: 38px;
  height: 38px;
  object-fit: contain;
}

.intro-glow {
  position: absolute;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(77, 182, 255, 0.5), transparent 70%);
  animation: pulse 2s infinite;
}

.reveal {
  opacity: 0;
  transform: translateY(20px) scale(0.98);
  transition: all 0.6s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0) scale(1);
}

#heroCanvas {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  opacity: 0.5;
}

@keyframes pulse {
  0% {
    transform: scale(1);
    opacity: 0.6;
  }
  50% {
    transform: scale(1.2);
    opacity: 1;
  }
  100% {
    transform: scale(1);
    opacity: 0.6;
  }
}

@media (max-width: 900px) {
  .nav {
    display: none;
  }
  .nav-toggle {
    display: flex;
  }
}

@media (max-width: 700px) {
  .hero {
    padding-top: var(--space-4);
  }
  .header-inner {
    flex-wrap: wrap;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}