:root {
  color-scheme: dark;
  --bg: #07111f;
  --bg-soft: #0d1b2f;
  --surface: rgba(255, 255, 255, 0.08);
  --surface-strong: rgba(255, 255, 255, 0.13);
  --text: #f7fbff;
  --muted: #b8c7d9;
  --teal: #2ee6c8;
  --blue: #5aa7ff;
  --line: rgba(255, 255, 255, 0.14);
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.35);
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background:
    radial-gradient(circle at top left, rgba(46, 230, 200, 0.2), transparent 32rem),
    radial-gradient(circle at top right, rgba(90, 167, 255, 0.22), transparent 34rem),
    var(--bg);
  color: var(--text);
  line-height: 1.6;
}

a { color: inherit; text-decoration: none; }
p, h1, h2, h3 { margin-top: 0; }
p { color: var(--muted); }

.container { width: min(1120px, calc(100% - 2rem)); margin: 0 auto; }
.section { padding: 4.5rem 0; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(7, 17, 31, 0.78);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(18px);
}

.nav, .footer-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 0;
}

.brand, .nav-links, .hero-actions, .contact-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.brand { font-weight: 800; font-size: 1.1rem; }
.brand-mark {
  display: grid;
  width: 2.5rem;
  height: 2.5rem;
  place-items: center;
  color: #03111a;
  background: linear-gradient(135deg, var(--teal), var(--blue));
  border-radius: 0.8rem;
}

.nav-links a { color: var(--muted); font-weight: 600; }
.nav-links a:hover, .footer-content a:hover { color: var(--teal); }

.hero { padding-top: 6rem; }
.hero-grid, .trust-grid, .contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
  gap: 3rem;
  align-items: center;
}

.eyebrow {
  color: var(--teal);
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h1, h2 { line-height: 1.05; letter-spacing: -0.045em; }
h1 { font-size: clamp(3rem, 8vw, 5.8rem); margin-bottom: 1.25rem; }
h2 { font-size: clamp(2rem, 5vw, 3.4rem); margin-bottom: 1rem; }
h3 { font-size: 1.15rem; margin-bottom: 0.55rem; }

.hero-subtitle { max-width: 42rem; font-size: 1.18rem; }
.button {
  display: inline-flex;
  justify-content: center;
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 0.9rem 1.25rem;
  font-weight: 800;
}
.button-primary { background: linear-gradient(135deg, var(--teal), var(--blue)); color: #03111a; }
.button-secondary { border-color: var(--line); background: var(--surface); color: var(--text); }
.button:focus-visible, a:focus-visible, input:focus-visible, textarea:focus-visible {
  outline: 3px solid var(--teal);
  outline-offset: 3px;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin: 2rem 0 0;
}
.hero-stats div, .service-card, .value-grid div, .steps article, figure, .contact-form, .dashboard-card {
  border: 1px solid var(--line);
  background: var(--surface);
  border-radius: 1.4rem;
  box-shadow: var(--shadow);
}
.hero-stats div { padding: 1rem; }
dt { font-weight: 800; color: var(--text); }
dd { margin: 0; color: var(--muted); font-size: 0.9rem; }

.hero-card { display: grid; gap: 1rem; }
.status-card {
  justify-self: start;
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.75rem 1rem;
  border: 1px solid rgba(46, 230, 200, 0.35);
  border-radius: 999px;
  background: rgba(46, 230, 200, 0.12);
  color: #d8fff8;
  font-weight: 700;
}
.status-dot { width: 0.7rem; height: 0.7rem; border-radius: 50%; background: var(--teal); box-shadow: 0 0 0 0.4rem rgba(46, 230, 200, 0.14); }
.dashboard-card { padding: 2rem; transform: rotate(1deg); }
.dashboard-card h2 { font-size: clamp(2rem, 4vw, 3rem); }
.dashboard-card ul { display: grid; gap: 0.9rem; margin: 1.5rem 0 0; padding-left: 1.25rem; color: var(--muted); }
.card-label { color: var(--blue); font-weight: 800; }

.section-heading { max-width: 720px; margin-bottom: 2rem; }
.service-grid, .testimonial-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}
.service-card, .steps article, figure, .contact-form { padding: 1.35rem; }
.service-card span { display: inline-block; font-size: 1.8rem; margin-bottom: 1rem; }

.trust { background: linear-gradient(180deg, rgba(255, 255, 255, 0.04), transparent); }
.value-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; }
.value-grid div { padding: 1.25rem; background: var(--surface-strong); }

.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.steps span { color: var(--teal); font-weight: 800; }

figure { margin: 0; }
blockquote { margin: 0 0 1rem; color: var(--text); font-size: 1.05rem; }
figcaption { color: var(--muted); }

.contact { padding-bottom: 5.5rem; }
.contact-actions { align-items: flex-start; flex-direction: column; font-size: 1.2rem; font-weight: 800; }
.contact-actions a { color: var(--teal); }
.contact-form { display: grid; gap: 0.75rem; background: rgba(255, 255, 255, 0.1); }
label { font-weight: 800; }
input, textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 0.9rem;
  padding: 0.9rem 1rem;
  background: rgba(2, 8, 16, 0.68);
  color: var(--text);
  font: inherit;
}
textarea { resize: vertical; }
.form-note { margin: 0; font-size: 0.9rem; }
.site-footer { border-top: 1px solid var(--line); }

@media (max-width: 860px) {
  .hero-grid, .trust-grid, .contact-grid, .service-grid, .testimonial-grid, .steps, .value-grid { grid-template-columns: 1fr; }
  .hero { padding-top: 4rem; }
  .hero-stats { grid-template-columns: 1fr; }
  .dashboard-card { transform: none; }
}

@media (max-width: 620px) {
  .section { padding: 3.2rem 0; }
  .nav { align-items: flex-start; flex-direction: column; }
  .nav-links { width: 100%; justify-content: space-between; }
  .hero-actions { align-items: stretch; flex-direction: column; }
  .button { width: 100%; }
  .footer-content { align-items: flex-start; flex-direction: column; }
}

.customer-portal {
  background:
    radial-gradient(circle at 15% 20%, rgba(46, 230, 200, 0.14), transparent 24rem),
    linear-gradient(180deg, rgba(255, 255, 255, 0.035), rgba(255, 255, 255, 0.01));
}

.portal-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(360px, 1.1fr);
  gap: 2rem;
  align-items: start;
}

.portal-intro > p { max-width: 38rem; }

.login-card, .profile-pane, .device-card, .downloads-panel {
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.login-card {
  display: grid;
  gap: 0.75rem;
  margin-top: 1.5rem;
  padding: 1.35rem;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 1.4rem;
}

.profile-pane {
  display: grid;
  gap: 1rem;
  padding: 1.35rem;
  background: rgba(4, 12, 24, 0.72);
  border-radius: 1.6rem;
}

.profile-header, .device-card, .download-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.profile-header h3, .device-card h4, .downloads-panel h3 { margin-bottom: 0.25rem; }
.profile-header .eyebrow, .downloads-panel .eyebrow { margin-bottom: 0.35rem; }

.profile-badge, .status-pill {
  display: inline-flex;
  align-items: center;
  white-space: nowrap;
  border-radius: 999px;
  padding: 0.45rem 0.7rem;
  font-size: 0.78rem;
  font-weight: 800;
}

.profile-badge {
  color: #03111a;
  background: linear-gradient(135deg, var(--teal), var(--blue));
}

.device-list { display: grid; gap: 0.85rem; }

.device-card {
  padding: 1rem;
  background: var(--surface);
  border-radius: 1.15rem;
}

.device-card p, .downloads-panel p { margin-bottom: 0; }

.status-pill.in-progress {
  color: #d8fff8;
  background: rgba(46, 230, 200, 0.16);
  border: 1px solid rgba(46, 230, 200, 0.35);
}

.status-pill.waiting {
  color: #fff1cf;
  background: rgba(255, 190, 92, 0.14);
  border: 1px solid rgba(255, 190, 92, 0.35);
}

.add-device {
  border-style: dashed;
  background: rgba(255, 255, 255, 0.055);
}

.downloads-panel {
  display: grid;
  gap: 0.9rem;
  padding: 1.15rem;
  background: rgba(90, 167, 255, 0.1);
  border-radius: 1.2rem;
}

.download-actions { justify-content: flex-start; flex-wrap: wrap; }

@media (max-width: 860px) {
  .portal-grid { grid-template-columns: 1fr; }
}

@media (max-width: 620px) {
  .profile-header, .device-card, .download-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .profile-badge, .status-pill { align-self: flex-start; }
}

.login-page, .customer-dashboard {
  min-height: calc(100vh - 5rem);
  display: grid;
  align-items: center;
}

.login-page-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.8fr);
  gap: 3rem;
  align-items: center;
}

.login-copy { max-width: 46rem; }
.login-page-card { margin-top: 0; }
.customer-dashboard { background: linear-gradient(180deg, rgba(255, 255, 255, 0.035), transparent); }

@media (max-width: 860px) {
  .login-page-grid { grid-template-columns: 1fr; }
}