:root {
  --ink: #eef5f3;
  --muted: #9fb2ae;
  --dim: #6e807c;
  --bg: #07100f;
  --panel: rgba(12, 22, 21, 0.76);
  --line: rgba(189, 255, 236, 0.16);
  --cyan: #73f8ff;
  --green: #8cffc6;
  --amber: #ffca72;
  --coral: #ff8066;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.45);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Inter", "Noto Sans SC", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 12% 8%, rgba(115, 248, 255, 0.12), transparent 28rem),
    radial-gradient(circle at 85% 34%, rgba(255, 202, 114, 0.1), transparent 30rem),
    linear-gradient(180deg, #07100f 0%, #0a1412 48%, #07100f 100%);
  letter-spacing: 0;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
textarea {
  font: inherit;
}

.page-shell {
  min-height: 100vh;
  overflow: hidden;
}

.site-header {
  position: fixed;
  z-index: 20;
  top: 16px;
  left: 50%;
  width: min(1180px, calc(100% - 32px));
  min-height: 64px;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 10px 12px 10px 18px;
  border: 1px solid rgba(196, 255, 240, 0.18);
  border-radius: 8px;
  background: rgba(5, 12, 11, 0.72);
  backdrop-filter: blur(22px);
  box-shadow: 0 16px 54px rgba(0, 0, 0, 0.26);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 184px;
}

.brand-mark {
  position: relative;
  width: 34px;
  aspect-ratio: 1;
  border: 1px solid rgba(140, 255, 198, 0.55);
  border-radius: 50%;
  background:
    radial-gradient(circle, var(--green) 0 8%, transparent 9%),
    conic-gradient(from 42deg, transparent 0deg, rgba(115, 248, 255, 0.9) 84deg, transparent 124deg, rgba(255, 202, 114, 0.9) 226deg, transparent 270deg);
  box-shadow: 0 0 26px rgba(115, 248, 255, 0.35);
}

.brand-mark::after {
  content: "";
  position: absolute;
  inset: 8px;
  border: 1px solid rgba(238, 245, 243, 0.58);
  border-radius: 50%;
}

.brand strong,
.brand small {
  display: block;
  line-height: 1.05;
}

.brand strong {
  font-size: 16px;
}

.brand small {
  margin-top: 4px;
  color: var(--muted);
  font-size: 11px;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  color: #c7d9d5;
  font-size: 14px;
}

.nav-links a {
  min-width: 56px;
  padding: 10px 12px;
  border-radius: 7px;
  text-align: center;
}

.nav-links a:hover {
  background: rgba(255, 255, 255, 0.07);
}

.header-cta,
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  border-radius: 7px;
  font-weight: 700;
  white-space: nowrap;
}

.header-cta {
  padding: 0 18px;
  background: rgba(140, 255, 198, 0.14);
  border: 1px solid rgba(140, 255, 198, 0.42);
  color: #dfffee;
}

.hero {
  position: relative;
  min-height: 100svh;
  display: grid;
  align-items: center;
  padding: 136px max(24px, calc((100vw - 1180px) / 2)) 72px;
}

.hero-media,
.hero-scrim,
.hero-grid {
  position: absolute;
  inset: 0;
}

.hero-media {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(1.05) contrast(1.04);
}

.hero-scrim {
  background:
    linear-gradient(90deg, rgba(3, 8, 8, 0.94) 0%, rgba(3, 8, 8, 0.74) 34%, rgba(3, 8, 8, 0.22) 68%, rgba(3, 8, 8, 0.7) 100%),
    linear-gradient(180deg, rgba(3, 8, 8, 0.52), rgba(3, 8, 8, 0.18) 42%, #07100f 100%);
}

.hero-grid {
  opacity: 0.22;
  background-image:
    linear-gradient(rgba(189, 255, 236, 0.18) 1px, transparent 1px),
    linear-gradient(90deg, rgba(189, 255, 236, 0.16) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(180deg, transparent, black 12%, black 68%, transparent);
}

.hero-content {
  position: relative;
  z-index: 2;
  width: min(710px, 100%);
}

.eyebrow {
  margin: 0 0 18px;
  color: var(--green);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 700px;
  margin-bottom: 24px;
  font-size: clamp(48px, 7.5vw, 88px);
  line-height: 0.98;
  letter-spacing: 0;
}

.hero-copy {
  max-width: 650px;
  color: #c9d8d4;
  font-size: clamp(16px, 1.6vw, 20px);
  line-height: 1.9;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 34px 0 38px;
}

.btn {
  border: 0;
  padding: 0 22px;
  cursor: pointer;
}

.btn.primary {
  color: #06110f;
  background: linear-gradient(135deg, var(--green), var(--cyan));
  box-shadow: 0 18px 52px rgba(115, 248, 255, 0.22);
}

.btn.ghost {
  border: 1px solid rgba(238, 245, 243, 0.22);
  color: #e8f4f1;
  background: rgba(255, 255, 255, 0.06);
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  width: min(620px, 100%);
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  background: rgba(189, 255, 236, 0.08);
}

.hero-metrics div {
  padding: 18px;
  background: rgba(5, 12, 11, 0.62);
}

.hero-metrics strong {
  display: block;
  margin-bottom: 6px;
  font-size: clamp(24px, 3vw, 36px);
}

.hero-metrics span {
  color: var(--muted);
  font-size: 13px;
}

.signal-panel {
  position: absolute;
  right: max(24px, calc((100vw - 1180px) / 2));
  bottom: 74px;
  z-index: 3;
  width: min(344px, calc(100% - 48px));
  padding: 18px;
  border: 1px solid rgba(196, 255, 240, 0.2);
  border-radius: 8px;
  background: rgba(6, 14, 13, 0.72);
  box-shadow: var(--shadow);
  backdrop-filter: blur(24px);
}

.panel-label {
  display: block;
  margin-bottom: 16px;
  color: var(--amber);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.pulse-lines {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  align-items: end;
  gap: 8px;
  height: 74px;
  margin-bottom: 16px;
}

.pulse-lines i {
  display: block;
  height: 32%;
  border-radius: 4px 4px 0 0;
  background: linear-gradient(180deg, var(--cyan), rgba(140, 255, 198, 0.2));
  animation: pulse 1.8s ease-in-out infinite;
}

.pulse-lines i:nth-child(2) { height: 68%; animation-delay: 0.1s; }
.pulse-lines i:nth-child(3) { height: 44%; animation-delay: 0.2s; }
.pulse-lines i:nth-child(4) { height: 88%; animation-delay: 0.3s; }
.pulse-lines i:nth-child(5) { height: 54%; animation-delay: 0.4s; }
.pulse-lines i:nth-child(6) { height: 76%; animation-delay: 0.5s; }

.signal-panel dl {
  display: grid;
  gap: 1px;
  margin: 0;
  overflow: hidden;
  border-radius: 7px;
  background: rgba(189, 255, 236, 0.1);
}

.signal-panel dl div {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 12px;
  background: rgba(4, 11, 10, 0.72);
}

.signal-panel dt,
.signal-panel dd {
  margin: 0;
  font-size: 13px;
}

.signal-panel dt {
  color: var(--muted);
}

.signal-panel dd {
  color: #f0fff9;
  font-weight: 800;
}

.trusted-strip {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 16px 34px;
  padding: 24px;
  border-block: 1px solid rgba(189, 255, 236, 0.12);
  background: rgba(2, 8, 7, 0.5);
}

.trusted-strip span {
  color: var(--dim);
}

.trusted-strip strong {
  color: #d6e4e1;
  font-size: 15px;
}

.section {
  padding: 112px max(24px, calc((100vw - 1180px) / 2));
}

.section-heading {
  max-width: 740px;
  margin-bottom: 44px;
}

.section-heading.compact {
  max-width: 860px;
}

.section-heading h2,
.workflow-copy h2,
.contact-panel h2 {
  margin-bottom: 18px;
  font-size: clamp(34px, 5vw, 58px);
  line-height: 1.08;
  letter-spacing: 0;
}

.section-heading p:not(.eyebrow),
.workflow-copy p:not(.eyebrow),
.contact-panel p:not(.eyebrow) {
  color: var(--muted);
  font-size: 17px;
  line-height: 1.8;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.feature-card,
.scene-card,
.timeline-item {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(9, 20, 18, 0.66);
}

.feature-card {
  min-height: 278px;
  padding: 22px;
  transition: transform 0.25s ease, border-color 0.25s ease, background 0.25s ease;
}

.feature-card:hover {
  transform: translateY(-6px);
  border-color: rgba(115, 248, 255, 0.36);
  background: rgba(13, 28, 26, 0.82);
}

.feature-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 46px;
  aspect-ratio: 1;
  margin-bottom: 46px;
  border: 1px solid rgba(140, 255, 198, 0.34);
  border-radius: 50%;
  color: var(--green);
  font-size: 13px;
  font-weight: 800;
}

.feature-card h3,
.scene-card h3,
.timeline-item h3 {
  margin-bottom: 12px;
  font-size: 21px;
}

.feature-card p,
.scene-card p,
.timeline-item p {
  color: var(--muted);
  line-height: 1.75;
}

.workflow {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 54px;
  align-items: start;
  background:
    linear-gradient(180deg, rgba(140, 255, 198, 0.04), transparent),
    rgba(3, 9, 8, 0.34);
}

.workflow-copy {
  position: sticky;
  top: 116px;
}

.timeline {
  display: grid;
  gap: 14px;
}

.timeline-item {
  position: relative;
  display: grid;
  grid-template-columns: 54px 1fr;
  column-gap: 20px;
  padding: 24px;
}

.timeline-item span {
  grid-row: span 2;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 54px;
  aspect-ratio: 1;
  border-radius: 50%;
  color: #07100f;
  background: var(--amber);
  font-weight: 900;
}

.timeline-item p {
  margin-bottom: 0;
}

.scene-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.scene-card {
  min-height: 320px;
  padding: 24px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.06), transparent),
    rgba(9, 20, 18, 0.7);
}

.scene-card.highlighted {
  border-color: rgba(255, 202, 114, 0.36);
  background:
    linear-gradient(145deg, rgba(255, 202, 114, 0.16), rgba(115, 248, 255, 0.07)),
    rgba(10, 20, 19, 0.86);
}

.scene-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 86px;
}

.scene-top span {
  color: var(--green);
  font-size: 13px;
  font-weight: 800;
}

.scene-top b {
  color: rgba(238, 245, 243, 0.36);
  font-size: 36px;
}

.contact {
  padding-top: 70px;
}

.contact-panel {
  display: grid;
  grid-template-columns: 0.86fr 1fr;
  gap: 42px;
  padding: clamp(24px, 5vw, 54px);
  border: 1px solid rgba(196, 255, 240, 0.2);
  border-radius: 8px;
  background:
    linear-gradient(135deg, rgba(115, 248, 255, 0.14), transparent 42%),
    linear-gradient(315deg, rgba(255, 128, 102, 0.12), transparent 42%),
    rgba(8, 18, 16, 0.86);
  box-shadow: var(--shadow);
}

.contact-form {
  display: grid;
  gap: 14px;
}

.contact-form label {
  display: grid;
  gap: 8px;
}

.contact-form span {
  color: #dce9e6;
  font-size: 13px;
  font-weight: 800;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  border: 1px solid rgba(196, 255, 240, 0.18);
  border-radius: 7px;
  outline: 0;
  color: var(--ink);
  background: rgba(3, 10, 9, 0.58);
}

.contact-form input {
  height: 48px;
  padding: 0 14px;
}

.contact-form textarea {
  min-height: 116px;
  resize: vertical;
  padding: 14px;
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-color: rgba(115, 248, 255, 0.62);
  box-shadow: 0 0 0 3px rgba(115, 248, 255, 0.1);
}

.contact-form .btn {
  width: 100%;
  min-height: 50px;
}

.form-note {
  margin: 0;
  color: var(--dim);
  font-size: 12px;
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 32px max(24px, calc((100vw - 1180px) / 2)) 42px;
  border-top: 1px solid rgba(189, 255, 236, 0.12);
  color: var(--muted);
}

.site-footer strong,
.site-footer span {
  display: block;
}

.site-footer strong {
  color: var(--ink);
  margin-bottom: 6px;
}

.site-footer a {
  color: var(--green);
  font-weight: 800;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

@keyframes pulse {
  0%,
  100% {
    transform: scaleY(0.72);
    opacity: 0.72;
  }
  50% {
    transform: scaleY(1);
    opacity: 1;
  }
}

@media (max-width: 960px) {
  .site-header {
    top: 10px;
    width: calc(100% - 20px);
  }

  .nav-links {
    display: none;
  }

  .hero {
    min-height: auto;
    padding-top: 130px;
    padding-bottom: 420px;
  }

  .hero-scrim {
    background:
      linear-gradient(180deg, rgba(3, 8, 8, 0.94) 0%, rgba(3, 8, 8, 0.72) 56%, #07100f 100%),
      linear-gradient(90deg, rgba(3, 8, 8, 0.78), rgba(3, 8, 8, 0.2));
  }

  .signal-panel {
    right: 24px;
    bottom: 48px;
  }

  .feature-grid,
  .scene-grid,
  .workflow,
  .contact-panel {
    grid-template-columns: 1fr;
  }

  .workflow-copy {
    position: static;
  }
}

@media (max-width: 640px) {
  .site-header {
    min-height: 58px;
    padding-left: 12px;
  }

  .brand {
    min-width: auto;
  }

  .brand small,
  .header-cta {
    display: none;
  }

  .hero {
    padding-inline: 18px;
    padding-bottom: 390px;
  }

  h1 {
    font-size: clamp(40px, 13vw, 56px);
  }

  .hero-copy {
    line-height: 1.75;
  }

  .hero-actions {
    display: grid;
  }

  .hero-metrics {
    grid-template-columns: 1fr;
  }

  .signal-panel {
    left: 18px;
    right: 18px;
    width: auto;
  }

  .trusted-strip {
    justify-content: flex-start;
    padding-inline: 18px;
  }

  .section {
    padding: 82px 18px;
  }

  .timeline-item {
    grid-template-columns: 44px 1fr;
    column-gap: 14px;
    padding: 18px;
  }

  .timeline-item span {
    width: 44px;
  }

  .scene-top {
    margin-bottom: 56px;
  }

  .site-footer {
    display: grid;
    padding-inline: 18px;
  }
}