:root {
  --bg: #07090d;
  --surface: #11141a;
  --surface-hover: #171b23;
  --text: #f5f7fa;
  --muted: #a8b0bd;
  --accent: #86ff73;
  --border: rgba(255, 255, 255, 0.1);

  --bs-body-bg: var(--bg);
  --bs-body-color: var(--text);
  --bs-link-color: var(--accent);
  --bs-link-hover-color: var(--accent);
}


/* --------------------------------------------------
   Base
-------------------------------------------------- */

html {
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  padding-top: 72px;
  overflow-x: hidden;

  font-family:
    Inter,
    ui-sans-serif,
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;

  color: var(--text);

  background:
    radial-gradient(
      circle at 50% 0%,
      rgba(134, 255, 115, 0.12),
      transparent 34%
    ),
    var(--bg);
}

a {
  color: inherit;
}

section {
  scroll-margin-top: 90px;
}


/* --------------------------------------------------
   Navbar
-------------------------------------------------- */

.site-navbar {
  padding-top: 0.85rem;
  padding-bottom: 0.85rem;

  background: rgba(7, 9, 13, 0.88);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}

.site-navbar .navbar-brand {
  color: var(--text);
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: -0.04em;
}

.site-navbar .navbar-brand:hover,
.site-navbar .navbar-brand:focus {
  color: var(--accent);
}

.site-navbar .nav-link {
  padding-inline: 1rem;

  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.site-navbar .nav-link:hover,
.site-navbar .nav-link:focus,
.site-navbar .nav-link.active {
  color: var(--accent);
}

.site-navbar .navbar-toggler {
  padding: 0.35rem 0.6rem;
  border-color: rgba(255, 255, 255, 0.18);
}

.site-navbar .navbar-toggler:focus {
  box-shadow: 0 0 0 0.2rem rgba(134, 255, 115, 0.18);
}

.site-navbar .btn-outline-light {
  padding: 0.62rem 1rem;

  color: var(--text);
  border-color: rgba(255, 255, 255, 0.22);
  border-radius: 999px;

  font-size: 11px;
  font-weight: 750;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.site-navbar .btn-outline-light:hover,
.site-navbar .btn-outline-light:focus {
  color: var(--bg);
  background: var(--accent);
  border-color: var(--accent);
}

.site-navbar .navbar-nav {
  gap: 0.15rem;
}

@media (min-width: 992px) {
  .site-navbar .navbar-nav {
    gap: 0.35rem;
  }
}


/* --------------------------------------------------
   Product pages
-------------------------------------------------- */

.product-hero {
  padding: 56px 0 96px;
}

.product-hero .number {
  margin-bottom: 32px;
}

.product-hero h1 {
  max-width: 980px;
  margin: 0 0 28px;

  font-size: clamp(38px, 5vw, 68px);
  font-weight: 740;
  line-height: 0.98;
  letter-spacing: -0.055em;
}

.product-hero .hero-intro {
  max-width: 760px;
  margin: 0;
}


/* --------------------------------------------------
   Hero
-------------------------------------------------- */

.hero {
  padding: 90px 0 110px;
}

.hero-cards {
  margin-top: 72px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;

  margin-bottom: 28px;

  color: var(--accent);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.eyebrow::before {
  content: "";

  width: 30px;
  height: 1px;

  background: var(--accent);
}

.hero h1 {
  max-width: 1100px;
  margin: 0 0 28px;

  font-size: clamp(64px, 10vw, 145px);
  font-weight: 800;
  line-height: 0.88;
  letter-spacing: -0.075em;
}

.hero-intro {
  max-width: 830px;
  margin: 0;

  color: var(--text);
  font-size: clamp(21px, 2.6vw, 34px);
  line-height: 1.35;
  letter-spacing: -0.025em;
}

.hero-intro strong {
  color: var(--text);
  font-weight: 600;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 18px;

  margin-top: 40px;
}

.hero-actions .btn-primary {
  padding: 0.9rem 1.4rem;

  color: var(--bg);
  background: var(--accent);
  border-color: var(--accent);
  border-radius: 999px;

  font-size: 13px;
  font-weight: 750;
}

.hero-actions .btn-primary:hover,
.hero-actions .btn-primary:focus {
  color: var(--bg);
  background: #a0ff91;
  border-color: #a0ff91;
  transform: translateY(-2px);
}

.hero-actions .btn-link {
  padding: 0.8rem 0.4rem;

  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
  text-decoration: none;
}

.hero-actions .btn-link::after {
  content: "↓";
  margin-left: 10px;
  color: var(--accent);
}

.hero-actions .btn-link:hover,
.hero-actions .btn-link:focus {
  color: var(--text);
}


/* --------------------------------------------------
   Section headings
-------------------------------------------------- */

.section-heading {
  margin-bottom: 54px;
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 14px;

  margin-bottom: 25px;

  color: var(--accent);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.section-label::before {
  content: "";

  width: 40px;
  height: 1px;

  background: var(--accent);
}

.section-heading h2,
.technology-section h2 {
  margin: 0;

  font-size: clamp(38px, 5vw, 68px);
  font-weight: 740;
  line-height: 0.98;
  letter-spacing: -0.055em;
}

.technology-section h2 {
  max-width: 900px;
  margin-bottom: 28px;
  line-height: 1.02;
}


/* --------------------------------------------------
   Capabilities
-------------------------------------------------- */

.capabilities-section {
  padding: 110px 0 125px;
  border-top: 1px solid var(--border);
}

.feature-card {
  position: relative;

  display: flex;
  min-height: 390px;
  padding: 32px;
  overflow: hidden;

  color: var(--text);
  text-decoration: none;

  background:
    linear-gradient(
      145deg,
      rgba(255, 255, 255, 0.055),
      rgba(255, 255, 255, 0.018)
    );

  border: 1px solid var(--border);
  border-radius: 22px;

  transition:
    transform 180ms ease,
    background 180ms ease,
    border-color 180ms ease;
}

.feature-card:hover,
.feature-card:focus-visible {
  color: var(--text);
  transform: translateY(-5px);
  background: var(--surface-hover);
  border-color: rgba(134, 255, 115, 0.35);
}

.feature-card::after {
  content: "";

  position: absolute;
  right: -50px;
  bottom: -70px;

  width: 150px;
  height: 150px;

  background: var(--accent);
  border-radius: 50%;
  opacity: 0.045;
  filter: blur(5px);

  pointer-events: none;
}

.number {
  display: block;
  margin-bottom: 72px;

  color: var(--accent);
  font-family: monospace;
  font-size: 14px;
}

.feature-content {
  position: relative;
  z-index: 1;
}

.feature-card h3 {
  max-width: 310px;
  margin: 0 0 18px;

  font-size: clamp(25px, 2.2vw, 32px);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.04em;
}

.feature-card p {
  max-width: 330px;
  margin: 0;

  color: var(--muted);
  font-size: 16px;
  line-height: 1.65;
}

.feature-link {
  position: relative;
  z-index: 1;

  display: flex;
  align-items: center;
  justify-content: space-between;

  margin-top: auto;
  padding-top: 34px;

  color: var(--text);
  font-size: 13px;
  font-weight: 700;
}

.feature-link span {
  color: var(--accent);
  font-size: 20px;

  transition: transform 180ms ease;
}

.feature-card:hover .feature-link span {
  transform: translateX(5px);
}


/* --------------------------------------------------
   Technology
-------------------------------------------------- */

.technology-section {
  padding: 110px 0 125px;
  border-top: 1px solid var(--border);
}

.appliance-media {
  overflow: hidden;

  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border);
  border-radius: 20px;
}

.appliance-media img {
  display: block;
  width: 100%;
  height: auto;
}

.technology-section .section-intro {
  max-width: 580px;
  margin: 0 0 16px;

  color: var(--muted);
  font-size: clamp(18px, 2vw, 21px);
  line-height: 1.55;
  letter-spacing: -0.015em;
}

.technology-section .section-intro:last-of-type {
  margin-bottom: 40px;
}

.technology-section .technology-map {
  margin: 0;
}

.technology-section .technology-map + .technology-map {
  margin-top: 12px;
}

.technology-map {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-start;
  gap: 0.75rem;

  margin: 0;
}

.technology-map span {
  display: inline-flex;
  align-items: center;
  min-height: 46px;
  padding: 0.75rem 1.25rem;

  color: var(--text);
  background: rgba(255, 255, 255, 0.025);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 999px;

  font-size: 0.95rem;
  font-weight: 600;
  white-space: nowrap;

  transition:
    color 180ms ease,
    background 180ms ease,
    border-color 180ms ease,
    transform 180ms ease;
}

.technology-map span:hover {
  color: var(--accent);
  background: rgba(134, 255, 115, 0.04);
  border-color: rgba(134, 255, 115, 0.35);
  transform: translateY(-2px);
}


/* --------------------------------------------------
   Application data preview
-------------------------------------------------- */

.data-metric {
  height: 100%;
  padding: 28px 26px;

  background: rgba(255, 255, 255, 0.025);
  border: 1px solid var(--border);
  border-radius: 18px;
}

.data-metric__label {
  display: block;
  margin-bottom: 14px;

  color: var(--accent);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.data-metric__value {
  display: block;
  margin-bottom: 12px;

  font-size: clamp(22px, 2.4vw, 28px);
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 1.15;
}

.data-metric p {
  margin: 0;

  color: var(--muted);
  font-size: 15px;
  line-height: 1.55;
}

.data-panel {
  overflow: hidden;

  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border);
  border-radius: 18px;
}

.data-panel__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;

  padding: 18px 22px;

  border-bottom: 1px solid var(--border);

  font-size: 14px;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.data-panel__tag {
  color: var(--accent);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.data-table {
  width: 100%;
  margin: 0;

  border-collapse: collapse;
  white-space: nowrap;
}

.data-table th,
.data-table td {
  padding: 14px 18px;

  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  font-size: 14px;
  vertical-align: middle;
}

.data-table th {
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.data-table tbody tr:last-child td {
  border-bottom: 0;
}

.data-table tbody tr:hover td {
  background: rgba(255, 255, 255, 0.02);
}

.status-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  margin-right: 8px;

  border-radius: 50%;
  vertical-align: 1px;
}

.status-dot--on {
  background: var(--accent);
  box-shadow: 0 0 10px rgba(134, 255, 115, 0.45);
}

.status-dot--off {
  background: #ff6b6b;
}


/* --------------------------------------------------
   CTA
-------------------------------------------------- */

.cta-section {
  padding: 40px 0 120px;
}

.cta-panel {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 40px;

  padding: 52px;

  background:
    radial-gradient(
      circle at 90% 20%,
      rgba(134, 255, 115, 0.13),
      transparent 35%
    ),
    linear-gradient(
      145deg,
      rgba(255, 255, 255, 0.055),
      rgba(255, 255, 255, 0.018)
    );

  border: 1px solid var(--border);
  border-radius: 24px;
}

.cta-panel__messages {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: 48px;
  flex: 1;
}

.cta-text {
  max-width: 520px;
  margin: 0;

  color: var(--text);
  font-size: clamp(22px, 2.6vw, 30px);
  font-weight: 650;
  line-height: 1.22;
  letter-spacing: -0.03em;
}

.cta-message--side {
  padding-left: 48px;
  border-left: 1px solid rgba(255, 255, 255, 0.12);
}

.cta-panel .btn-light {
  flex: 0 0 auto;
  padding: 0.9rem 1.35rem;

  color: var(--bg);
  background: var(--text);
  border-color: var(--text);
  border-radius: 999px;

  font-size: 13px;
  font-weight: 750;
}

.cta-panel .btn-light:hover,
.cta-panel .btn-light:focus {
  color: var(--bg);
  background: var(--accent);
  border-color: var(--accent);
  transform: translateY(-2px);
}


/* --------------------------------------------------
   Footer
-------------------------------------------------- */

.site-footer {
  border-top: 1px solid var(--border);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;

  padding: 28px 0;

  color: var(--muted);
  font-size: 12px;
  font-weight: 650;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.footer-inner span:first-child {
  color: var(--text);
  font-weight: 800;
  letter-spacing: -0.02em;
}


/* --------------------------------------------------
   Focus
-------------------------------------------------- */

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 4px;
}


/* --------------------------------------------------
   Responsive
-------------------------------------------------- */

@media (max-width: 991.98px) {
  .site-navbar .navbar-collapse {
    padding-top: 1rem;
    padding-bottom: 0.5rem;
  }

  .site-navbar .nav-link {
    padding: 0.75rem 0;
  }

  .site-navbar .btn-outline-light {
    margin-top: 0.5rem;
  }

  .hero {
    padding: 85px 0 95px;
  }

  .hero-cards {
    margin-top: 56px;
  }

  .hero h1 br {
    display: none;
  }

  .capabilities-section,
  .technology-section {
    padding: 90px 0;
  }

  .feature-card {
    min-height: 330px;
  }

  .technology-section h2 {
    margin-bottom: 24px;
  }

  .technology-section .section-intro:last-of-type {
    margin-bottom: 32px;
  }

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

  .cta-panel__messages {
    grid-template-columns: 1fr;
    gap: 36px;
    width: 100%;
  }

  .cta-message--side {
    padding-left: 0;
    border-left: 0;
    padding-top: 36px;
    border-top: 1px solid rgba(255, 255, 255, 0.12);
  }
}

@media (max-width: 767.98px) {
  body {
    padding-top: 64px;
  }

  .hero {
    padding: 70px 0 80px;
  }

  .hero-cards {
    margin-top: 48px;
  }

  .hero h1 {
    font-size: clamp(54px, 17vw, 92px);
    line-height: 0.9;
  }

  .hero-intro {
    font-size: clamp(20px, 5.8vw, 27px);
  }

  .hero-actions {
    margin-top: 32px;
  }

  .section-heading {
    margin-bottom: 42px;
  }

  .section-heading h2 br {
    display: none;
  }

  .feature-card {
    min-height: auto;
    padding: 28px;
  }

  .number {
    margin-bottom: 48px;
  }

  .feature-link {
    margin-top: 45px;
  }

  .technology-section h2 {
    font-size: clamp(40px, 12vw, 62px);
    line-height: 1.04;
    margin-bottom: 22px;
  }

  .technology-section .section-intro {
    font-size: clamp(17px, 4.5vw, 20px);
    line-height: 1.5;
  }

  .technology-section .section-intro:last-of-type {
    margin-bottom: 28px;
  }

  .cta-section {
    padding-bottom: 80px;
  }

  .cta-panel {
    padding: 34px 28px;
  }

  .cta-text {
    font-size: clamp(20px, 5.5vw, 26px);
  }

  .footer-inner {
    align-items: flex-start;
    flex-direction: column;
    gap: 8px;
  }
}

@media (max-width: 575.98px) {
  .hero-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .hero-actions .btn-primary {
    width: 100%;
  }

  .hero-actions .btn-link {
    align-self: flex-start;
  }

  .technology-map {
    gap: 0.5rem;
  }

  .technology-map span {
    min-height: 40px;
    padding: 0.6rem 0.9rem;
    font-size: 0.85rem;
  }

  .cta-panel .btn-light {
    width: 100%;
  }
}