:root {
  --color-bg-primary: #050816;
  --color-bg-secondary: #080d1d;
  --color-surface-primary: #101831;
  --color-surface-secondary: #151f3d;
  --color-primary: #5b7cff;
  --color-primary-hover: #4867e8;
  --color-secondary: #18d7c5;
  --color-secondary-hover: #13b7a8;
  --color-accent: #9d5cff;
  --color-text-primary: #f5f7ff;
  --color-text-secondary: #c2c9da;
  --color-text-muted: #909bb8;
  --color-border: rgba(255, 255, 255, 0.1);
  --gradient-primary: linear-gradient(135deg, #5b7cff 0%, #9d5cff 50%, #18d7c5 100%);
  --shadow-glow: 0 24px 90px rgba(91, 124, 255, 0.26);
  --radius-md: 18px;
  --radius-lg: 28px;
  --container-width: 1180px;
}

* { box-sizing: border-box; }

html {
  min-width: 320px;
  scroll-behavior: smooth;
  background: var(--color-bg-primary);
}

body {
  min-width: 320px;
  margin: 0;
  overflow-x: hidden;
  color: var(--color-text-primary);
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: radial-gradient(circle at top left, rgba(91, 124, 255, 0.12), transparent 34%), var(--color-bg-primary);
  line-height: 1.6;
}

body::selection { color: #031018; background: var(--color-secondary); }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }

.container {
  width: min(100% - 40px, var(--container-width));
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  top: 14px;
  left: 14px;
  z-index: 100;
  padding: 10px 14px;
  border-radius: 999px;
  color: #061018;
  background: var(--color-secondary);
  transform: translateY(-160%);
  transition: transform 180ms ease;
}

.skip-link:focus { transform: translateY(0); }

.page-bg, .grid-layer, .glow {
  position: fixed;
  inset: 0;
  pointer-events: none;
}

.page-bg {
  z-index: -1;
  overflow: hidden;
  background: linear-gradient(180deg, rgba(5, 8, 22, 0.62), rgba(8, 13, 29, 0.94));
}

.grid-layer {
  opacity: 0.38;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.06) 1px, transparent 1px);
  background-size: 70px 70px;
  mask-image: radial-gradient(circle at center, black, transparent 78%);
  animation: gridMove 24s linear infinite;
}

.glow {
  width: 38vw;
  height: 38vw;
  min-width: 280px;
  min-height: 280px;
  inset: auto;
  border-radius: 50%;
  filter: blur(72px);
  opacity: 0.28;
  transform: translate3d(0, 0, 0);
  animation: floatGlow 14s ease-in-out infinite alternate;
}

.glow-one { top: 6%; left: -12%; background: #5b7cff; }
.glow-two { right: -10%; top: 22%; background: #18d7c5; animation-delay: -4s; }
.glow-three { left: 24%; bottom: -22%; background: #9d5cff; animation-delay: -8s; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(5, 8, 22, 0.68);
  backdrop-filter: blur(18px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 78px;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  min-width: 0;
  color: #fff;
}

.brand-logo {
  width: 220px;
  max-width: 58vw;
  height: auto;
  display: block;
}

.quick-nav {
  display: flex;
  align-items: center;
  gap: 10px;
}

.quick-nav a {
  padding: 10px 13px;
  border-radius: 999px;
  color: var(--color-text-secondary);
  font-size: 0.9rem;
  font-weight: 700;
  transition: color 180ms ease, background 180ms ease;
}

.quick-nav a:hover,
.quick-nav a:focus-visible {
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
}

.section {
  position: relative;
  padding: 50px 0;
}

.hero {
  display: grid;
  align-items: center;
  min-height: calc(100vh - 78px);
  padding: 82px 0 68px;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(330px, 0.72fr);
  align-items: center;
  gap: clamp(36px, 6vw, 86px);
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--color-secondary);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

h1, h2, h3 {
  margin: 0;
  font-family: "Space Grotesk", Inter, sans-serif;
  letter-spacing: 0;
  line-height: 1.02;
}

h1 {
  max-width: 820px;
  font-size: clamp(3rem, 7vw, 6.8rem);
}

h1 span {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-lead,
.hero-support,
.section-heading p,
.contact-copy > p {
  color: var(--color-text-secondary);
  font-size: clamp(1rem, 1.4vw, 1.18rem);
}

.hero-lead { max-width: 720px; margin: 24px 0 0; }
.hero-support { max-width: 680px; margin: 14px 0 0; color: var(--color-text-muted); }

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 32px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 52px;
  padding: 0 22px;
  border: 1px solid transparent;
  border-radius: 999px;
  color: #fff;
  font-weight: 800;
  cursor: pointer;
  transform: translateY(0);
  transition: transform 180ms ease, background-color 180ms ease, border-color 180ms ease, box-shadow 180ms ease, color 180ms ease;
}

.btn svg { width: 18px; height: 18px; }
.btn:hover, .btn:focus-visible { transform: translateY(-2px); }

.btn-primary {
  background: var(--color-primary);
  box-shadow: 0 16px 38px rgba(91, 124, 255, 0.3);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  background: var(--color-primary-hover);
  box-shadow: 0 18px 46px rgba(24, 215, 197, 0.2);
}

.btn-secondary {
  border-color: rgba(255, 255, 255, 0.16);
  background: rgba(255, 255, 255, 0.08);
}

.btn-secondary:hover,
.btn-secondary:focus-visible {
  border-color: rgba(24, 215, 197, 0.5);
  background: rgba(24, 215, 197, 0.13);
}

.hero-card {
  position: relative;
  min-height: 420px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: linear-gradient(145deg, rgba(16, 24, 49, 0.78), rgba(10, 15, 33, 0.48));
  box-shadow: var(--shadow-glow);
  backdrop-filter: blur(22px);
  overflow: hidden;
}

.hero-card::before,
.service-card::before {
  content: "";
  position: absolute;
  inset: 1px;
  border-radius: inherit;
  padding: 1px;
  background: var(--gradient-primary);
  opacity: 0.5;
  mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  mask-composite: exclude;
}

.status-panel {
  position: absolute;
  inset: 74px 36px auto;
  z-index: 2;
  min-height: 220px;
  padding: 22px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-md);
  background: rgba(5, 8, 22, 0.66);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.panel-top { display: flex; gap: 8px; margin-bottom: 24px; }
.panel-top span { width: 10px; height: 10px; border-radius: 50%; background: var(--color-primary); }
.panel-top span:nth-child(2) { background: var(--color-accent); }
.panel-top span:nth-child(3) { background: var(--color-secondary); }

.code-line {
  margin: 0 0 8px;
  color: var(--color-text-primary);
  font-family: "Space Grotesk", monospace;
  font-weight: 700;
}
.code-line.muted { color: var(--color-text-muted); }

.progress-wrap {
  height: 10px;
  margin: 30px 0 18px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
}

.progress-wrap span {
  display: block;
  width: 74%;
  height: 100%;
  border-radius: inherit;
  background: var(--color-secondary);
  box-shadow: 0 0 18px rgba(24, 215, 197, 0.55);
  animation: progressPulse 2.8s ease-in-out infinite;
}

.mini-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; }
.mini-stats strong {
  padding: 8px;
  border-radius: 12px;
  color: var(--color-text-secondary);
  background: rgba(255, 255, 255, 0.06);
  font-size: 0.76rem;
  text-align: center;
}

.orbit { position: absolute; border: 1px solid rgba(255, 255, 255, 0.1); border-radius: 50%; }
.orbit-one { width: 280px; height: 280px; right: -84px; bottom: -64px; }
.orbit-two { width: 190px; height: 190px; left: -60px; top: 28px; }

.floating-chip {
  position: absolute;
  z-index: 3;
  padding: 9px 13px;
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 999px;
  color: var(--color-text-primary);
  background: rgba(255, 255, 255, 0.08);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.25);
  font-size: 0.82rem;
  font-weight: 800;
}

.chip-api { top: 32px; right: 42px; }
.chip-cloud { left: 34px; bottom: 58px; }
.chip-ux { right: 74px; bottom: 38px; }

.section-heading { max-width: 720px; margin-bottom: 34px; }
.section-heading h2, .contact-copy h2 { max-width: 720px; font-size: clamp(2rem, 4vw, 3.6rem); }
.section-heading p, .contact-copy > p { max-width: 660px; margin: 16px 0 0; }

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.service-card {
  position: relative;
  min-height: 260px;
  padding: 26px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  background: linear-gradient(145deg, rgba(16, 24, 49, 0.72), rgba(8, 13, 29, 0.54));
  box-shadow: 0 18px 52px rgba(0, 0, 0, 0.22);
  backdrop-filter: blur(18px);
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.service-card::after {
  content: "";
  position: absolute;
  inset: auto -20% -45% 18%;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: rgba(24, 215, 197, 0.24);
  filter: blur(42px);
  opacity: 0;
  transition: opacity 180ms ease, transform 180ms ease;
}

.service-card:hover,
.service-card:focus-within {
  transform: translateY(-6px);
  border-color: rgba(24, 215, 197, 0.28);
  box-shadow: 0 22px 70px rgba(91, 124, 255, 0.22);
}
.service-card:hover::after, .service-card:focus-within::after { opacity: 1; transform: translate(-8px, -10px); }

.service-card svg {
  position: relative;
  z-index: 1;
  width: 34px;
  height: 34px;
  margin-bottom: 22px;
  color: var(--color-secondary);
}
.service-card h3, .service-card p { position: relative; z-index: 1; }
.service-card h3 { font-size: 1.22rem; line-height: 1.18; }
.service-card p { margin: 14px 0 0; color: var(--color-text-secondary); }

.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.78fr) minmax(360px, 1fr);
  gap: clamp(28px, 5vw, 70px);
  align-items: start;
}

.contact-points {
  display: grid;
  gap: 12px;
  padding: 0;
  margin: 26px 0 0;
  list-style: none;
  color: var(--color-text-secondary);
}
.contact-points li { display: flex; align-items: center; gap: 10px; }
.contact-points svg { width: 18px; min-width: 18px; color: var(--color-secondary); }

.contact-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  padding: clamp(22px, 3vw, 34px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-lg);
  background: linear-gradient(145deg, rgba(16, 24, 49, 0.76), rgba(8, 13, 29, 0.58));
  box-shadow: var(--shadow-glow);
  backdrop-filter: blur(20px);
}

.field-group, .form-message, .submit-btn, .full { grid-column: span 2; }
.field-group:not(.full) { grid-column: span 1; }

label {
  display: block;
  margin-bottom: 8px;
  color: var(--color-text-primary);
  font-weight: 800;
  font-size: 0.9rem;
}

input, select, textarea {
  width: 100%;
  min-height: 52px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 14px;
  color: var(--color-text-primary);
  background: rgba(5, 8, 22, 0.68);
  outline: none;
  padding: 13px 14px;
  transition: border-color 160ms ease, box-shadow 160ms ease, background 160ms ease;
}

textarea { min-height: 138px; resize: vertical; }
select option { color: #101831; }

input:focus, select:focus, textarea:focus, a:focus-visible, button:focus-visible {
  outline: 3px solid rgba(24, 215, 197, 0.24);
  outline-offset: 3px;
}

input:focus, select:focus, textarea:focus {
  border-color: var(--color-secondary);
  box-shadow: 0 0 0 4px rgba(24, 215, 197, 0.12);
}

.field-error {
  display: block;
  min-height: 20px;
  margin-top: 6px;
  color: #ffb4c0;
  font-size: 0.82rem;
}
.has-error input, .has-error select, .has-error textarea { border-color: rgba(255, 122, 143, 0.82); }

.form-message {
  display: block;
  padding: 13px 14px;
  border-radius: 14px;
  color: var(--color-text-primary);
  background: rgba(255, 255, 255, 0.08);
  animation: messageIn 200ms ease both;
}
.form-message[hidden] { display: none; }
.form-message.is-success { border: 1px solid rgba(24, 215, 197, 0.35); background: rgba(24, 215, 197, 0.12); }
.form-message.is-error { border: 1px solid rgba(255, 122, 143, 0.35); background: rgba(255, 122, 143, 0.12); }

.submit-btn { width: fit-content; min-width: 172px; }
.submit-btn[disabled] { cursor: wait; opacity: 0.72; transform: none; }

.honeypot {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  opacity: 0;
}

.site-footer {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 24px 0;
  color: var(--color-text-muted);
}
.footer-inner { display: flex; justify-content: space-between; gap: 18px; align-items: center; }
.footer-inner p { margin: 0; }
.footer-inner strong { color: var(--color-text-secondary); }

.reveal-on-load, .reveal-card, .contact-form, .contact-copy {
  opacity: 0;
  transform: translateY(18px);
}
.is-ready .reveal-on-load, .reveal-card.is-visible, .contact-form.is-visible, .contact-copy.is-visible {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 680ms ease, transform 680ms ease;
}
.is-ready .reveal-on-load:nth-child(2) { transition-delay: 130ms; }
.reveal-card:nth-child(2) { transition-delay: 60ms; }
.reveal-card:nth-child(3) { transition-delay: 120ms; }
.reveal-card:nth-child(4) { transition-delay: 180ms; }
.reveal-card:nth-child(5) { transition-delay: 240ms; }
.reveal-card:nth-child(6) { transition-delay: 300ms; }

@keyframes gridMove { from { transform: translate3d(0, 0, 0); } to { transform: translate3d(70px, 70px, 0); } }
@keyframes floatGlow { from { transform: translate3d(0, 0, 0) scale(1); } to { transform: translate3d(24px, -18px, 0) scale(1.08); } }
@keyframes progressPulse { 0%, 100% { transform: scaleX(0.94); transform-origin: left; } 50% { transform: scaleX(1); transform-origin: left; } }
@keyframes messageIn { from { opacity: 0; transform: translateY(-6px); } to { opacity: 1; transform: translateY(0); } }

@media (max-width: 1024px) {
  .section { padding: 70px 0; }
  .hero-grid, .contact-grid { grid-template-columns: 1fr; }
  .hero { min-height: auto; }
  .hero-card { min-height: 360px; }
  .services-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 700px) {
  .container { width: min(100% - 28px, var(--container-width)); }
  .header-inner { min-height: 68px; }
  .quick-nav { gap: 4px; }
  .quick-nav a { padding: 9px 8px; font-size: 0.82rem; }
  .brand-logo { width: 176px; max-width: 52vw; }
  .hero { padding-top: 58px; }
  .hero-actions, .footer-inner { flex-direction: column; align-items: stretch; }
  .hero-actions .btn, .submit-btn { width: 100%; }
  .services-grid, .contact-form { grid-template-columns: 1fr; }
  .field-group, .field-group:not(.full), .form-message, .submit-btn, .full { grid-column: 1; }
  .service-card { min-height: auto; }
  .hero-card { min-height: 330px; }
  .status-panel { inset: 58px 18px auto; padding: 18px; }
  .mini-stats { grid-template-columns: repeat(2, 1fr); }
  .chip-api { right: 18px; }
  .chip-cloud { left: 18px; bottom: 32px; }
  .chip-ux { right: 24px; bottom: 20px; }
}

@media (max-width: 380px) {
  h1 { font-size: 2.56rem; }
  .brand-logo { width: 154px; }
  .quick-nav a { font-size: 0.78rem; }
  .hero-card { min-height: 312px; }
  .floating-chip { padding: 7px 10px; font-size: 0.74rem; }
}

@media (min-width: 1500px) {
  .container { width: min(100% - 64px, 1320px); }
  .services-grid { gap: 22px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 1ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 1ms !important;
  }
  .grid-layer, .glow, .progress-wrap span { animation: none !important; }
  .reveal-on-load, .reveal-card, .contact-form, .contact-copy { opacity: 1; transform: none; }
}