:root {
  --bg: #0b1020;
  --bg-alt: #0f1528;
  --card: #161d36;
  --border: #232c4d;
  --text: #eaf0fb;
  --muted: #9aa6c4;
  --primary: #6366f1;
  --primary-2: #8b5cf6;
  --accent: #22d3ee;
  --radius: 16px;
  --shadow: 0 20px 45px rgba(0, 0, 0, 0.35);
  --font: "Inter", system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}

.container {
  width: min(1120px, 92%);
  margin-inline: auto;
}

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

ul {
  list-style: none;
}

img {
  max-width: 100%;
}

/* ---------- Header ---------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(11, 16, 32, 0.75);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.site-header.scrolled {
  border-bottom-color: var(--border);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.25rem;
}

.brand-logo {
  width: auto;
  height: 40px;
}

.brand-name {
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--text);
}

.brand-accent,
.gradient-text {
  background: linear-gradient(90deg, var(--primary-2), var(--accent));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 30px;
}

.nav-link {
  font-weight: 500;
  color: var(--muted);
  transition: color 0.2s ease;
}

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

.nav-cta {
  color: #fff;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}

.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.nav-toggle.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle.open span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding: 180px 0 100px;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(900px 520px at 82% -15%, rgba(99, 102, 241, 0.3), transparent 60%),
    radial-gradient(700px 480px at 8% 12%, rgba(34, 211, 238, 0.16), transparent 55%),
    radial-gradient(600px 400px at 50% 110%, rgba(139, 92, 246, 0.16), transparent 60%),
    linear-gradient(180deg, #0b1020 0%, #0d1330 100%);
}

.hero-bg::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 56px 56px;
  -webkit-mask-image: radial-gradient(circle at 50% 35%, #000 30%, transparent 75%);
  mask-image: radial-gradient(circle at 50% 35%, #000 30%, transparent 75%);
}

.hero-content {
  text-align: center;
}

.hero-eyebrow {
  display: inline-block;
  padding: 6px 14px;
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  color: var(--accent);
  background: rgba(34, 211, 238, 0.06);
  margin-bottom: 24px;
}

.hero h1 {
  font-size: clamp(2.2rem, 5.5vw, 4rem);
  line-height: 1.15;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.hero-sub {
  max-width: 640px;
  margin: 24px auto 36px;
  color: var(--muted);
  font-size: 1.1rem;
}

.hero-actions {
  display: flex;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
}

.btn {
  display: inline-block;
  padding: 14px 30px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  border: none;
  cursor: pointer;
  position: relative;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.btn:hover {
  transform: translateY(-3px);
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  color: #fff;
  box-shadow: 0 10px 25px rgba(99, 102, 241, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.btn-primary:hover {
  box-shadow: 0 16px 35px rgba(99, 102, 241, 0.5), inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.btn-ghost {
  color: var(--text);
  border: 1px solid var(--border);
  background: rgba(22, 29, 54, 0.6);
}

.btn-ghost:hover {
  background: var(--card);
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  max-width: 760px;
  margin: 60px auto 0;
}

.hero-stats li {
  padding: 18px 12px;
  border: 1px solid rgba(139, 92, 246, 0.18);
  border-radius: var(--radius);
  background: rgba(22, 29, 54, 0.55);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.hero-stats strong {
  display: block;
  font-size: 1.5rem;
  background: linear-gradient(90deg, var(--primary-2), var(--accent));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

.hero-stats span {
  font-size: 0.82rem;
  color: var(--muted);
}

/* ---------- Marquee ---------- */
.marquee {
  overflow: hidden;
  border-block: 1px solid var(--border);
  background: rgba(13, 19, 46, 0.8);
  padding: 18px 0;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
}

.marquee-track {
  display: flex;
  align-items: center;
  gap: 40px;
  width: max-content;
  animation: marquee-scroll 28s linear infinite;
}

.marquee-track span {
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--muted);
  white-space: nowrap;
  text-transform: uppercase;
}

.marquee-track i {
  font-style: normal;
  color: var(--accent);
  font-size: 0.7rem;
}

@keyframes marquee-scroll {
  to {
    transform: translateX(-50%);
  }
}

/* ---------- Section base ---------- */
.section {
  padding: 96px 0;
}

.section-alt {
  background: var(--bg-alt);
}

.section-head {
  text-align: center;
  max-width: 700px;
  margin-inline: auto;
  margin-bottom: 56px;
}

.section-eyebrow {
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 14px;
}

.section-head h2 {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.section-sub {
  color: var(--muted);
  margin-top: 14px;
}

/* ---------- About ---------- */
.about-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: start;
}

.about-text p {
  color: var(--muted);
  margin-bottom: 16px;
  font-size: 1.05rem;
}

.link-arrow {
  display: inline-block;
  margin-top: 10px;
  font-weight: 600;
  color: var(--accent);
}

.link-arrow:hover {
  text-decoration: underline;
}

.about-values {
  display: grid;
  gap: 16px;
}

.value-card {
  padding: 22px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: rgba(22, 29, 54, 0.65);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: transform 0.25s ease, border-color 0.25s ease;
}

.value-card:hover {
  transform: translateY(-4px);
  border-color: rgba(34, 211, 238, 0.4);
}

.value-card h3 {
  font-size: 1.1rem;
  margin-bottom: 6px;
  color: var(--text);
}

.value-card p {
  color: var(--muted);
  font-size: 0.95rem;
}

/* ---------- Services ---------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.service-card {
  position: relative;
  padding: 30px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: rgba(22, 29, 54, 0.65);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  overflow: hidden;
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.service-card::before {
  content: "";
  position: absolute;
  top: -60%;
  left: -60%;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.28), transparent 70%);
  opacity: 0;
  transition: opacity 0.35s ease;
  pointer-events: none;
}

.service-card:hover {
  transform: translateY(-6px);
  border-color: rgba(99, 102, 241, 0.55);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.45);
}

.service-card:hover::before {
  opacity: 1;
}

.service-icon {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border-radius: 12px;
  font-size: 1.35rem;
  color: #fff;
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  margin-bottom: 18px;
}

.service-card h3 {
  font-size: 1.15rem;
  margin-bottom: 10px;
}

.service-card p {
  color: var(--muted);
  font-size: 0.95rem;
  margin-bottom: 16px;
}

.service-list {
  display: grid;
  gap: 8px;
}

.service-list li {
  position: relative;
  padding-left: 20px;
  color: var(--muted);
  font-size: 0.92rem;
}

.service-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
}

.service-card-cta {
  display: flex;
  flex-direction: column;
  justify-content: center;
  background: linear-gradient(160deg, rgba(99, 102, 241, 0.15), rgba(34, 211, 238, 0.08) 60%), var(--card);
}

.service-card-cta .btn {
  align-self: flex-start;
  margin-top: 8px;
}

/* ---------- Why us / process ---------- */
.process-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  margin-bottom: 48px;
}

.process-list li {
  padding: 28px;
  position: relative;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: rgba(22, 29, 54, 0.65);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: transform 0.25s ease, border-color 0.25s ease;
}

.process-list li:hover {
  transform: translateY(-4px);
  border-color: rgba(99, 102, 241, 0.5);
}

.process-num {
  font-size: 0.85rem;
  font-weight: 800;
  color: var(--accent);
  letter-spacing: 0.5px;
}

.process-list h3 {
  margin: 10px 0 8px;
  font-size: 1.15rem;
}

.process-list p {
  color: var(--muted);
  font-size: 0.95rem;
}

.why-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.why-list li {
  padding: 18px 22px;
  border: 1px solid var(--border);
  border-radius: 12px;
  color: var(--muted);
  background: rgba(22, 29, 54, 0.55);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: transform 0.25s ease, border-color 0.25s ease;
}

.why-list li:hover {
  transform: translateX(6px);
  border-color: rgba(34, 211, 238, 0.4);
}

.why-list strong {
  color: var(--text);
}

/* ---------- Contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 48px;
  align-items: start;
}

.contact-form {
  padding: 34px;
  border: 1px solid rgba(139, 92, 246, 0.2);
  border-radius: 20px;
  background: rgba(22, 29, 54, 0.7);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: var(--shadow);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group {
  margin-bottom: 18px;
}

.form-group label {
  display: block;
  font-size: 0.88rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--bg);
  color: var(--text);
  font-family: inherit;
  font-size: 0.95rem;
  transition: border-color 0.2s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: rgba(154, 166, 196, 0.6);
}

.btn-block {
  width: 100%;
  text-align: center;
}

.form-status {
  margin-top: 14px;
  font-size: 0.9rem;
  font-weight: 600;
  min-height: 1.2em;
}

.form-status.success {
  color: #4ade80;
}

.form-status.error {
  color: #f87171;
}

.contact-info h3 {
  font-size: 1.2rem;
  margin-bottom: 18px;
}

.contact-info ul {
  display: grid;
  gap: 14px;
  margin-bottom: 22px;
}

.contact-info li {
  padding: 16px 18px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--card);
}

.contact-label {
  display: block;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--muted);
  margin-bottom: 4px;
}

.contact-info a {
  color: var(--accent);
  font-weight: 500;
}

.contact-info a:hover {
  text-decoration: underline;
}

.contact-note {
  color: var(--muted);
  font-size: 0.95rem;
  padding: 18px;
  border-left: 3px solid var(--primary);
  background: rgba(22, 29, 54, 0.5);
  border-radius: 8px;
}

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 56px 0 24px;
  background: #080c1a;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 36px;
}

.footer-grid p {
  color: var(--muted);
  margin-top: 14px;
  font-size: 0.92rem;
  max-width: 280px;
}

.footer-grid h4 {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text);
  margin-bottom: 14px;
}

.footer-grid nav ul {
  display: grid;
  gap: 10px;
}

.footer-grid nav a {
  color: var(--muted);
  font-size: 0.92rem;
  transition: color 0.2s ease;
}

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

.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 20px;
  color: var(--muted);
  font-size: 0.85rem;
}

/* ---------- Reveal animation ---------- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
  opacity: 1;
  transform: none;
}

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .about-grid,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

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

  .process-list {
    grid-template-columns: 1fr;
    gap: 16px;
  }
}

@media (max-width: 720px) {
  .hero {
    padding: 140px 0 70px;
  }

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

  .marquee-track {
    gap: 28px;
  }

  .nav-links {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 8px;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    padding: 18px 8%;
    transform: translateY(-120%);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.3s ease, opacity 0.3s ease;
  }

  .nav-links.open {
    transform: none;
    opacity: 1;
    pointer-events: auto;
  }

  .nav-toggle {
    display: flex;
  }

  .services-grid,
  .why-list {
    grid-template-columns: 1fr;
  }

  .form-row {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .section {
    padding: 70px 0;
  }
}