:root {
  color-scheme: dark;
  --color-fallback: #02070d;
  --color-navy: #04111d;
  --color-deep-blue: #071a2a;
  --color-text: #f4f9ff;
  --color-muted: #9bb0c5;
  --color-cyan: #12b8ff;
  --color-blue: #177eea;
  --color-orange: #ff8a32;
  --color-green: #35d07f;
  --color-border: rgba(85, 180, 255, 0.2);
  --font-sans: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  --page-gutter: clamp(1.5rem, 5vw, 6rem);
  --content-width: 41rem;
}

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

html {
  min-width: 20rem;
  min-height: 100%;
  background: var(--color-fallback);
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  min-width: 20rem;
  min-height: 100vh;
  min-height: 100dvh;
  overflow-x: hidden;
  color: var(--color-text);
  background: var(--color-fallback);
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

.site-background,
.site-grid {
  position: fixed;
  inset: 0;
  pointer-events: none;
}

.site-background {
  z-index: 0;
  background-color: var(--color-fallback);
  background-image:
    linear-gradient(180deg, rgba(2, 7, 13, 0.62) 0%, transparent 29%, transparent 66%, rgba(2, 7, 13, 0.86) 100%),
    linear-gradient(90deg, rgba(2, 8, 15, 0.98) 0%, rgba(3, 13, 23, 0.93) 25%, rgba(3, 13, 23, 0.62) 47%, rgba(2, 8, 15, 0.12) 72%, rgba(2, 7, 13, 0.2) 100%),
    radial-gradient(ellipse at center, transparent 42%, rgba(0, 4, 9, 0.45) 100%),
    url("/public/assets/iot-monitoring-background.png");
  background-position: center, center, center, center center;
  background-repeat: no-repeat;
  background-size: cover;
}

.site-grid {
  z-index: 1;
  opacity: 0.18;
  background-image:
    linear-gradient(rgba(18, 184, 255, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(18, 184, 255, 0.08) 1px, transparent 1px);
  background-size: 4rem 4rem;
  mask-image: linear-gradient(90deg, black, transparent 46%);
}

.site-grid::after {
  content: "";
  position: absolute;
  top: -20%;
  bottom: -20%;
  left: 0;
  width: 1px;
  opacity: 0.32;
  background: linear-gradient(transparent, var(--color-cyan), transparent);
  box-shadow: 0 0 1.25rem rgba(18, 184, 255, 0.45);
  animation: scan 14s linear infinite;
}

.page-shell {
  position: relative;
  z-index: 2;
  width: 100%;
  min-height: 100vh;
  min-height: 100dvh;
  display: grid;
  grid-template-rows: 1fr auto;
  padding-inline: var(--page-gutter);
}

.hero {
  display: flex;
  align-items: center;
  min-height: 0;
  padding-block: clamp(3rem, 8vh, 7rem) 2rem;
}

.hero__content {
  width: min(100%, var(--content-width));
}

.eyebrow {
  margin: 0 0 0.875rem;
  color: #b6cde1;
  font-family: var(--font-mono);
  font-size: clamp(0.68rem, 1vw, 0.78rem);
  font-weight: 700;
  letter-spacing: 0.19em;
  text-transform: uppercase;
}

.eyebrow::before {
  content: "//";
  margin-right: 0.65rem;
  color: var(--color-cyan);
}

.construction-badge {
  width: fit-content;
  display: inline-flex;
  align-items: center;
  gap: 0.625rem;
  margin-bottom: 1.375rem;
  padding: 0.5rem 0.75rem;
  border: 1px solid rgba(53, 208, 127, 0.28);
  border-radius: 999px;
  color: #b7f6d3;
  background: rgba(6, 28, 29, 0.65);
  box-shadow: inset 0 1px rgba(255, 255, 255, 0.04), 0 0 1.75rem rgba(53, 208, 127, 0.06);
  font-family: var(--font-mono);
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.11em;
  text-transform: uppercase;
  backdrop-filter: blur(8px);
}

.construction-badge__pulse {
  position: relative;
  width: 0.45rem;
  height: 0.45rem;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--color-green);
  box-shadow: 0 0 0.7rem rgba(53, 208, 127, 0.85);
}

.construction-badge__pulse::after {
  content: "";
  position: absolute;
  inset: -0.28rem;
  border: 1px solid var(--color-green);
  border-radius: inherit;
  animation: pulse 2.4s ease-out infinite;
}

h1 {
  margin: 0;
  max-width: 10.5em;
  font-size: clamp(3rem, 5.3vw, 5.6rem);
  font-weight: 680;
  letter-spacing: -0.055em;
  line-height: 0.98;
  text-wrap: balance;
}

.heading-accent {
  display: block;
  color: var(--color-cyan);
  background: linear-gradient(105deg, #6ddcff 4%, var(--color-cyan) 45%, var(--color-blue) 100%);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero__description {
  max-width: 36rem;
  margin: 1.5rem 0 1.25rem;
  color: var(--color-muted);
  font-size: clamp(1rem, 1.25vw, 1.13rem);
  line-height: 1.65;
}

.integration-list,
.status-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.integration-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.25rem;
}

.integration-list li {
  padding: 0.45rem 0.7rem;
  border: 1px solid var(--color-border);
  border-radius: 0.4rem;
  color: #b9d2e8;
  background: linear-gradient(180deg, rgba(13, 40, 61, 0.64), rgba(5, 22, 37, 0.54));
  box-shadow: inset 0 1px rgba(255, 255, 255, 0.035);
  font-family: var(--font-mono);
  font-size: 0.64rem;
  letter-spacing: 0.035em;
  backdrop-filter: blur(8px);
}

.telemetry-panel {
  width: min(100%, 31rem);
  margin-bottom: 1.35rem;
  border: 1px solid var(--color-border);
  border-radius: 0.65rem;
  background: linear-gradient(135deg, rgba(5, 23, 39, 0.82), rgba(3, 15, 26, 0.65));
  box-shadow: inset 0 1px rgba(255, 255, 255, 0.035), 0 1.15rem 3rem rgba(0, 0, 0, 0.14);
  overflow: hidden;
  backdrop-filter: blur(9px);
}

.telemetry-panel__header {
  display: flex;
  justify-content: space-between;
  padding: 0.62rem 0.85rem;
  border-bottom: 1px solid rgba(85, 180, 255, 0.13);
  color: #68869f;
  font-family: var(--font-mono);
  font-size: 0.58rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.telemetry-panel__header span:last-child {
  color: var(--color-green);
}

.status-list {
  display: grid;
  gap: 0.5rem;
  padding: 0.8rem 0.9rem;
}

.status-list li {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  color: #c4d4e3;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  line-height: 1.35;
}

.status-list li::before {
  content: "";
  width: 0.38rem;
  height: 0.38rem;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--color-cyan);
  box-shadow: 0 0 0.65rem rgba(18, 184, 255, 0.75);
}

.status-list li:nth-child(2)::before {
  background: var(--color-green);
  box-shadow: 0 0 0.65rem rgba(53, 208, 127, 0.65);
}

.status-list li:nth-child(3)::before {
  background: var(--color-orange);
  box-shadow: 0 0 0.65rem rgba(255, 138, 50, 0.58);
}

.action-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.primary-action {
  width: fit-content;
  min-height: 3.1rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.85rem;
  padding: 0.85rem 1.1rem;
  border: 1px solid rgba(18, 184, 255, 0.62);
  border-radius: 0.55rem;
  color: #e9f8ff;
  background: linear-gradient(105deg, rgba(11, 80, 117, 0.5), rgba(8, 45, 76, 0.42));
  box-shadow: inset 0 1px rgba(255, 255, 255, 0.08), 0 0 1.7rem rgba(18, 184, 255, 0.1);
  font-size: 0.86rem;
  font-weight: 680;
  text-decoration: none;
  transition: border-color 180ms ease, background-color 180ms ease, box-shadow 180ms ease, transform 180ms ease;
  backdrop-filter: blur(8px);
}

.primary-action svg {
  width: 1.15rem;
  fill: none;
  stroke: var(--color-cyan);
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.7;
  transition: transform 180ms ease;
}

.primary-action:hover {
  border-color: var(--color-cyan);
  background: rgba(10, 83, 124, 0.62);
  box-shadow: inset 0 1px rgba(255, 255, 255, 0.1), 0 0 2rem rgba(18, 184, 255, 0.18);
  transform: translateY(-2px);
}

.primary-action:hover svg {
  transform: translateX(0.18rem);
}

.primary-action:focus-visible {
  outline: 3px solid var(--color-text);
  outline-offset: 4px;
}

.primary-action:active {
  transform: translateY(0);
}

.sensor-types {
  margin: 1rem 0 0;
  color: #708ba4;
  font-family: var(--font-mono);
  font-size: clamp(0.61rem, 1vw, 0.7rem);
  line-height: 1.6;
}

.sensor-types i {
  margin-inline: 0.2rem;
  color: var(--color-orange);
  font-style: normal;
}

.site-footer {
  min-height: 4.4rem;
  display: flex;
  align-items: center;
  gap: 1rem 2rem;
  justify-content: space-between;
  padding-block: 1rem;
  border-top: 1px solid rgba(85, 180, 255, 0.14);
  color: #6f879c;
  font-family: var(--font-mono);
  font-size: 0.64rem;
  letter-spacing: 0.04em;
}

.site-footer p {
  margin: 0;
}

.site-footer__name {
  color: #9bb7cd;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

@keyframes pulse {
  0%, 35% { opacity: 0.8; transform: scale(0.65); }
  100% { opacity: 0; transform: scale(1.75); }
}

@keyframes scan {
  from { transform: translateX(-2vw); }
  to { transform: translateX(52vw); }
}

@media (max-width: 75rem) {
  .site-background {
    background-position: center, center, center, 58% center;
  }

  h1 {
    font-size: clamp(2.9rem, 5.8vw, 4.8rem);
  }
}

@media (max-width: 48rem) {
  :root {
    --page-gutter: clamp(1.25rem, 6vw, 2.5rem);
  }

  .site-background {
    background-image:
      linear-gradient(180deg, rgba(2, 7, 13, 0.76) 0%, rgba(2, 8, 15, 0.45) 28%, rgba(2, 8, 15, 0.7) 70%, rgba(2, 7, 13, 0.96) 100%),
      linear-gradient(90deg, rgba(2, 8, 15, 0.97) 0%, rgba(3, 13, 23, 0.86) 70%, rgba(2, 7, 13, 0.68) 100%),
      url("/public/assets/iot-monitoring-background.png");
    background-position: center, center, 64% center;
    background-size: cover;
  }

  .site-grid {
    opacity: 0.09;
  }

  .site-grid::after {
    display: none;
  }

  .hero {
    align-items: flex-end;
    padding-block: 5rem 2rem;
  }

  .hero__content {
    width: 100%;
  }

  h1 {
    max-width: 9em;
    font-size: clamp(2.65rem, 12vw, 4.25rem);
  }

  .hero__description {
    margin-top: 1.25rem;
    line-height: 1.55;
  }

  .action-list {
    width: min(100%, 28rem);
  }

  .primary-action {
    width: min(100%, 28rem);
  }

  .site-footer {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.35rem;
  }
}

@media (max-width: 27rem) {
  .hero {
    padding-top: 3.5rem;
  }

  .eyebrow {
    margin-bottom: 0.7rem;
  }

  .construction-badge {
    margin-bottom: 1rem;
    font-size: 0.6rem;
  }

  h1 {
    font-size: clamp(2.35rem, 11.5vw, 3rem);
  }

  .integration-list li {
    font-size: 0.59rem;
  }

  .sensor-types {
    max-width: 22rem;
  }
}

@media (max-height: 48rem) and (min-width: 48.0625rem) {
  .hero {
    align-items: flex-start;
    padding-block: 2rem 1.5rem;
  }

  h1 {
    font-size: clamp(2.8rem, 7.4vh, 4.5rem);
  }

  .hero__description {
    margin-block: 1rem;
  }

  .integration-list,
  .telemetry-panel {
    margin-bottom: 0.9rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}