:root {
  --bg-deep: #07090d;
  --bg-elevated: #0d1118;
  --bg-card: #121822;
  --border: rgba(148, 163, 184, 0.14);
  --border-bright: rgba(94, 234, 212, 0.35);
  --text: #e8edf4;
  --text-muted: #94a3b8;
  --accent: #2dd4bf;
  --accent-dim: #14b8a6;
  --accent-glow: rgba(45, 212, 191, 0.15);
  --violet: #818cf8;
  --danger: #f87171;
  --success: #4ade80;
  --radius: 12px;
  --radius-lg: 20px;
  --font: "DM Sans", system-ui, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, monospace;
  --header-h: 72px;
  --container: 1120px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--text);
  background: var(--bg-deep);
  min-height: 100vh;
}

.page-noise {
  pointer-events: none;
  position: fixed;
  inset: 0;
  z-index: 0;
  opacity: 0.04;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.mono {
  font-family: var(--mono);
  font-size: 0.92em;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color 0.15s ease;
}

a:hover {
  color: #5eead4;
}

img {
  max-width: 100%;
  height: auto;
}

h1,
h2,
h3 {
  line-height: 1.2;
  font-weight: 600;
  letter-spacing: -0.02em;
}

h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  margin: 0.5rem 0 1rem;
}

h2 {
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  margin: 0 0 1rem;
}

h3 {
  font-size: 1.2rem;
  margin: 0 0 0.5rem;
}

p {
  margin: 0 0 1rem;
}

.lead {
  font-size: 1.15rem;
  color: var(--text-muted);
  max-width: 42rem;
}

.muted {
  color: var(--text-muted);
}

.small {
  font-size: 0.875rem;
}

.eyebrow {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent);
  margin: 0;
  font-weight: 600;
}

.container {
  width: min(100% - 2rem, var(--container));
  margin-inline: auto;
  position: relative;
  z-index: 1;
}

.container.narrow {
  max-width: 720px;
}

.center {
  text-align: center;
}

#main {
  position: relative;
  z-index: 1;
  padding-top: var(--header-h);
}

/* Header */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--header-h);
  background: rgba(7, 9, 13, 0.82);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
  gap: 1.5rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--text);
  text-decoration: none;
}

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

.logo-mark {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--accent-dim), var(--violet));
  box-shadow: 0 0 24px var(--accent-glow);
  position: relative;
}

.logo-mark::after {
  content: "";
  position: absolute;
  inset: 8px;
  border: 2px solid rgba(255, 255, 255, 0.5);
  border-radius: 4px;
  transform: rotate(45deg);
}

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}

.logo-name {
  font-weight: 700;
  font-size: 0.95rem;
}

.logo-suffix {
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.site-nav a {
  color: var(--text-muted);
  padding: 0.5rem 0.85rem;
  border-radius: 8px;
  font-size: 0.95rem;
  font-weight: 500;
}

.site-nav a:hover,
.site-nav a.active {
  color: var(--text);
  background: rgba(255, 255, 255, 0.04);
}

.site-nav a.nav-cta {
  margin-left: 0.5rem;
  background: linear-gradient(135deg, var(--accent-dim), #0d9488);
  color: #042f2e;
  font-weight: 600;
}

.site-nav a.nav-cta:hover,
.site-nav a.nav-cta.active {
  color: #022c22;
  filter: brightness(1.08);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 1px;
}

/* Hero */
.hero {
  position: relative;
  padding: 4rem 0 5rem;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 3rem;
  align-items: center;
}

.hero-glow {
  position: absolute;
  top: -20%;
  right: -10%;
  width: 60%;
  height: 80%;
  background: radial-gradient(ellipse, var(--accent-glow), transparent 70%);
  pointer-events: none;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 2rem;
}

.orbit-card {
  position: relative;
  aspect-ratio: 1;
  max-width: 340px;
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.45);
}

.orbit-ring {
  position: absolute;
  border: 1px solid var(--border-bright);
  border-radius: 50%;
  animation: spin 24s linear infinite;
}

.ring-1 {
  width: 75%;
  height: 75%;
}

.ring-2 {
  width: 55%;
  height: 55%;
  animation-direction: reverse;
  animation-duration: 18s;
}

.orbit-core {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: var(--accent);
}

.orbit-line {
  width: 2px;
  height: 24px;
  background: linear-gradient(var(--accent), transparent);
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.7rem 1.35rem;
  border-radius: 10px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, filter 0.15s ease;
  text-decoration: none;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-dim));
  color: #042f2e;
}

.btn-primary:hover {
  color: #022c22;
  filter: brightness(1.05);
}

.btn-ghost {
  border-color: var(--border);
  color: var(--text);
  background: rgba(255, 255, 255, 0.03);
}

.btn-ghost:hover {
  color: var(--text);
  border-color: var(--border-bright);
}

.btn-full {
  width: 100%;
}

/* Sections */
.section {
  padding: 4rem 0;
}

.section-alt {
  background: linear-gradient(180deg, rgba(18, 24, 34, 0.6), transparent);
  border-block: 1px solid var(--border);
}

.page-hero {
  padding: 3rem 0 2rem;
}

.stats-bar {
  padding: 2rem 0;
  border-block: 1px solid var(--border);
  background: var(--bg-elevated);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  text-align: center;
}

.stat-value {
  display: block;
  font-size: 1.5rem;
  color: var(--accent);
  font-weight: 500;
}

.stat-label {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.section-head {
  margin-bottom: 2.5rem;
  max-width: 36rem;
}

.card-grid {
  display: grid;
  gap: 1.25rem;
}

.card-grid.three {
  grid-template-columns: repeat(3, 1fr);
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.card:hover {
  border-color: rgba(45, 212, 191, 0.25);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.25);
}

.feature-card .card-icon {
  font-family: var(--mono);
  color: var(--violet);
  font-size: 0.85rem;
  margin-bottom: 1rem;
}

.card-link {
  font-size: 0.9rem;
  font-weight: 600;
}

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}

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

.code-panel pre {
  margin: 0;
  font-size: 0.8rem;
  line-height: 1.6;
  overflow-x: auto;
}

.code-panel .c-comment {
  color: var(--text-muted);
}

.check-list {
  list-style: none;
  padding: 0;
  margin: 1.5rem 0 0;
}

.check-list li {
  position: relative;
  padding-left: 1.75rem;
  margin-bottom: 0.65rem;
  color: var(--text-muted);
}

.check-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 700;
}

.cta-band {
  padding: 3rem 0;
}

.cta-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 2.5rem;
  background: linear-gradient(135deg, rgba(45, 212, 191, 0.08), rgba(129, 140, 248, 0.06));
  border: 1px solid var(--border-bright);
  border-radius: var(--radius-lg);
}

.cta-inner h2 {
  margin-bottom: 0.35rem;
}

.cta-inner p {
  margin: 0;
  color: var(--text-muted);
}

/* About */
.info-panel .panel-title {
  margin: 0 0 1.25rem;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
}

.info-dl {
  margin: 0;
}

.info-dl > div {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 0.5rem;
  padding: 0.65rem 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.9rem;
}

.info-dl dt {
  color: var(--text-muted);
  margin: 0;
}

.info-dl dd {
  margin: 0;
  text-align: right;
}

.address-block {
  font-style: normal;
  line-height: 1.8;
  margin: 1rem 0 1.5rem;
}

.timeline {
  margin-top: 2rem;
}

.timeline-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.25rem;
  padding-bottom: 2rem;
  border-left: 1px solid var(--border);
  margin-left: 1rem;
  padding-left: 2rem;
  position: relative;
}

.timeline-item:last-child {
  border-left-color: transparent;
  padding-bottom: 0;
}

.timeline-step {
  position: absolute;
  left: -0.6rem;
  width: 1.25rem;
  height: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-deep);
  border: 1px solid var(--accent);
  border-radius: 50%;
  font-size: 0.65rem;
  color: var(--accent);
}

/* Services */
.service-block {
  max-width: 800px;
}

.service-tag {
  display: inline-block;
  padding: 0.25rem 0.6rem;
  border-radius: 6px;
  background: rgba(129, 140, 248, 0.12);
  color: var(--violet);
  font-size: 0.75rem;
  margin-bottom: 0.75rem;
}

.service-list {
  margin: 1.5rem 0 0;
  padding-left: 1.25rem;
  color: var(--text-muted);
}

.service-list li {
  margin-bottom: 0.5rem;
}

/* Contact */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 3rem;
  align-items: start;
}

.contact-email {
  font-size: 1.25rem;
  font-weight: 600;
}

.form-panel {
  padding: 2rem;
}

.field {
  margin-bottom: 1.25rem;
}

.field label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: 0.4rem;
  color: var(--text-muted);
}

.field input,
.field textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  font: inherit;
  color: var(--text);
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 8px;
  transition: border-color 0.15s ease;
}

.field input:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--border-bright);
}

.form-note {
  margin-top: 1rem;
  margin-bottom: 0;
}

.alert {
  padding: 1.25rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

.alert-success {
  border-color: rgba(74, 222, 128, 0.35);
  background: rgba(74, 222, 128, 0.08);
}

.alert-error {
  border-color: rgba(248, 113, 113, 0.35);
  background: rgba(248, 113, 113, 0.08);
}

.error-page {
  min-height: 50vh;
  display: flex;
  align-items: center;
  padding: 4rem 0;
}

/* Footer */
.site-footer {
  position: relative;
  z-index: 1;
  margin-top: 4rem;
  padding: 3rem 0 1.5rem;
  border-top: 1px solid var(--border);
  background: var(--bg-elevated);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 2rem;
  margin-bottom: 2.5rem;
}

.footer-company {
  font-weight: 600;
  margin: 0 0 0.35rem;
}

.footer-muted {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin: 0;
}

.footer-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin: 0 0 0.75rem;
}

.footer-address {
  font-style: normal;
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.65;
}

.footer-list {
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.footer-list li {
  margin-bottom: 0.4rem;
}

.footer-bottom {
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  font-size: 0.85rem;
  color: var(--text-muted);
}

.footer-bottom p {
  margin: 0;
}

/* Responsive */
@media (max-width: 900px) {
  .hero-grid,
  .split,
  .contact-grid,
  .card-grid.three {
    grid-template-columns: 1fr;
  }

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

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

@media (max-width: 640px) {
  .nav-toggle {
    display: flex;
  }

  .site-nav {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    padding: 1rem;
    background: var(--bg-elevated);
    border-bottom: 1px solid var(--border);
    transform: translateY(-120%);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.25s ease, opacity 0.25s ease;
  }

  .site-nav.is-open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .site-nav a.nav-cta {
    margin-left: 0;
    text-align: center;
  }

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

  .info-dl dd {
    text-align: left;
  }

  .info-dl > div {
    grid-template-columns: 1fr;
  }

  .cta-inner {
    flex-direction: column;
    align-items: flex-start;
  }
}