:root {
  color-scheme: dark;
  --bg: #080909;
  --bg-soft: #0d1110;
  --surface: #121514;
  --surface-2: #171b1a;
  --surface-3: #202524;
  --text: #f0f2ef;
  --muted: #b7bbb6;
  --soft: #7f8580;
  --line: rgba(230, 242, 235, 0.12);
  --line-strong: rgba(230, 242, 235, 0.22);
  --accent: #00dfc1;
  --accent-2: #97f08f;
  --accent-dark: #003f37;
  --danger: #f0827c;
  --shadow: 0 28px 80px rgba(0, 0, 0, 0.38);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --radius-xl: 30px;
  --max: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.5;
  text-rendering: optimizeLegibility;
}

body.menu-open {
  overflow: hidden;
}

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

button {
  font: inherit;
}

.site-shell {
  overflow: hidden;
}

.container {
  width: min(var(--max), calc(100% - 48px));
  margin: 0 auto;
}

.site-header {
  position: fixed;
  z-index: 50;
  inset: 0 0 auto;
  background: rgba(8, 9, 9, 0.78);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(22px);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: Manrope, Inter, sans-serif;
  font-size: 1.25rem;
  font-weight: 850;
  letter-spacing: -0.02em;
}

.brand-mark {
  display: inline-grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: linear-gradient(135deg, rgba(0, 223, 193, 0.22), rgba(151, 240, 143, 0.08));
  color: var(--accent);
  box-shadow: inset 0 0 0 1px rgba(0, 223, 193, 0.14);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 30px;
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 700;
}

.nav-links a {
  padding: 24px 0 21px;
  border-bottom: 3px solid transparent;
  transition: color 160ms ease, border-color 160ms ease;
}

.nav-links a:hover,
.nav-links a[aria-current="page"] {
  color: var(--accent);
  border-color: var(--accent);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 0;
  border-radius: 12px;
  background: var(--surface-2);
  color: var(--text);
}

.menu-toggle span,
.menu-toggle::before,
.menu-toggle::after {
  display: block;
  width: 18px;
  height: 2px;
  margin: 4px auto;
  border-radius: 99px;
  background: currentColor;
  content: "";
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 48px;
  padding: 0 20px;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  font-weight: 850;
  letter-spacing: -0.01em;
  transition: transform 160ms ease, box-shadow 160ms ease, background 160ms ease, border-color 160ms ease;
}

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

.btn-primary {
  background: linear-gradient(135deg, var(--accent), #16f2d3);
  color: #002e28;
  box-shadow: 0 0 0 rgba(0, 223, 193, 0);
}

.btn-primary:hover {
  box-shadow: 0 0 34px rgba(0, 223, 193, 0.23);
}

.btn-secondary {
  background: var(--surface-3);
  border-color: var(--line);
  color: var(--text);
}

.section {
  padding: 104px 0;
}

.section-tight {
  padding: 82px 0;
}

.section-soft {
  background: var(--bg-soft);
}

.section-deep {
  background: #050606;
}

.hero {
  position: relative;
  min-height: 100vh;
  padding: 150px 0 92px;
  background:
    radial-gradient(circle at 18% 18%, rgba(0, 223, 193, 0.16), transparent 31%),
    radial-gradient(circle at 90% 6%, rgba(151, 240, 143, 0.08), transparent 26%),
    linear-gradient(180deg, #0b0d0c 0%, var(--bg) 78%);
}

.hero::after {
  position: absolute;
  inset: 72px 0 auto;
  height: 620px;
  pointer-events: none;
  opacity: 0.16;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.16) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.16) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: linear-gradient(180deg, #000, transparent);
  content: "";
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(420px, 0.88fr);
  align-items: center;
  gap: 76px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin-bottom: 24px;
  color: var(--accent);
  font-size: 0.72rem;
  font-weight: 900;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.eyebrow::before {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--accent);
  box-shadow: 0 0 22px rgba(0, 223, 193, 0.75);
  content: "";
}

h1,
h2,
h3,
h4 {
  margin: 0;
  font-family: Manrope, Inter, sans-serif;
  letter-spacing: -0.025em;
  line-height: 1.04;
}

h1 {
  max-width: 720px;
  font-size: clamp(3.35rem, 7vw, 6.55rem);
  font-weight: 900;
  overflow-wrap: break-word;
  hyphens: auto;
  text-wrap: balance;
}

h2 {
  font-size: clamp(2.2rem, 4vw, 4rem);
  font-weight: 870;
}

h3 {
  font-size: clamp(1.45rem, 2vw, 2rem);
  font-weight: 850;
}

p {
  margin: 0;
}

.lead {
  max-width: 690px;
  margin-top: 28px;
  color: var(--muted);
  font-size: clamp(1.08rem, 1.6vw, 1.34rem);
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 36px;
}

.hero-proof {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 44px;
  max-width: 760px;
}

.proof-pill {
  min-height: 76px;
  padding: 16px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.045);
  border: 1px solid var(--line);
}

.proof-pill strong {
  display: block;
  margin-bottom: 3px;
  color: var(--text);
  font-size: 0.92rem;
}

.proof-pill span {
  color: var(--soft);
  font-size: 0.82rem;
}

.signal-panel {
  position: relative;
  min-height: 560px;
  border-radius: var(--radius-xl);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.055), rgba(255, 255, 255, 0.025)),
    var(--surface);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.signal-panel::before {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 50% 35%, rgba(0, 223, 193, 0.16), transparent 33%),
    linear-gradient(rgba(255, 255, 255, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.08) 1px, transparent 1px);
  background-size: auto, 34px 34px, 34px 34px;
  opacity: 0.45;
  content: "";
}

.signal-header {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 24px 0;
}

.signal-title {
  color: var(--accent);
  font-size: 0.72rem;
  font-weight: 900;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.signal-status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border-radius: 999px;
  background: rgba(151, 240, 143, 0.12);
  color: var(--accent-2);
  padding: 8px 12px;
  font-size: 0.78rem;
  font-weight: 800;
}

.signal-status::before {
  width: 7px;
  height: 7px;
  border-radius: 999px;
  background: var(--accent-2);
  content: "";
}

.workflow {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  padding: 36px 24px 24px;
}

.workflow-card {
  min-height: 124px;
  padding: 18px;
  border-radius: 18px;
  background: rgba(6, 7, 7, 0.72);
  border: 1px solid var(--line);
}

.workflow-card.large {
  grid-column: span 2;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 16px;
  min-height: 142px;
  background: linear-gradient(135deg, rgba(0, 223, 193, 0.16), rgba(151, 240, 143, 0.06));
}

.workflow-label {
  color: var(--soft);
  font-size: 0.72rem;
  font-weight: 850;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.workflow-card strong {
  display: block;
  margin-top: 10px;
  font-family: Manrope, Inter, sans-serif;
  font-size: 1.12rem;
  line-height: 1.2;
}

.workflow-card p {
  margin-top: 8px;
  color: var(--muted);
  font-size: 0.88rem;
}

.node-ring {
  position: relative;
  width: 118px;
  height: 118px;
  border: 1px solid rgba(0, 223, 193, 0.34);
  border-radius: 50%;
  background: rgba(0, 223, 193, 0.06);
  box-shadow: inset 0 0 45px rgba(0, 223, 193, 0.1);
}

.node-ring::before,
.node-ring::after {
  position: absolute;
  inset: 18px;
  border: 1px solid rgba(151, 240, 143, 0.26);
  border-radius: inherit;
  content: "";
}

.node-ring::after {
  inset: 42px;
  background: var(--accent);
  border: 0;
  box-shadow: 0 0 34px rgba(0, 223, 193, 0.7);
  animation: pulse 2.4s ease-in-out infinite;
}

.data-stream {
  position: absolute;
  inset: 118px 42px 52px;
  pointer-events: none;
}

.data-stream i {
  position: absolute;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 18px rgba(0, 223, 193, 0.8);
  animation: stream 4.6s linear infinite;
}

.data-stream i:nth-child(1) { top: 18%; left: 4%; animation-delay: 0s; }
.data-stream i:nth-child(2) { top: 44%; left: 8%; animation-delay: -1.1s; }
.data-stream i:nth-child(3) { top: 70%; left: 2%; animation-delay: -2.2s; }
.data-stream i:nth-child(4) { top: 28%; left: 46%; animation-delay: -3.2s; }

@keyframes pulse {
  0%, 100% { transform: scale(0.88); opacity: 0.68; }
  50% { transform: scale(1); opacity: 1; }
}

@keyframes stream {
  0% { transform: translateX(0) scale(0.8); opacity: 0; }
  12% { opacity: 1; }
  84% { opacity: 1; }
  100% { transform: translateX(430px) scale(1.1); opacity: 0; }
}

.section-head {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(280px, 0.55fr);
  gap: 42px;
  align-items: end;
  margin-bottom: 48px;
}

.section-head p {
  color: var(--muted);
  font-size: 1.06rem;
  line-height: 1.65;
}

.kicker {
  display: block;
  margin-bottom: 16px;
  color: var(--accent);
  font-size: 0.75rem;
  font-weight: 900;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.card,
.case-card,
.article-card {
  border-radius: var(--radius-lg);
  background: var(--surface);
  border: 1px solid var(--line);
  box-shadow: 0 18px 55px rgba(0, 0, 0, 0.16);
}

.card {
  padding: 28px;
}

.card h3,
.case-card h3,
.article-card h3 {
  margin-top: 16px;
}

.card p,
.case-card p,
.article-card p,
.list p {
  margin-top: 13px;
  color: var(--muted);
}

.icon {
  display: inline-grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 13px;
  background: rgba(0, 223, 193, 0.1);
  color: var(--accent);
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 22px;
}

.tag {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 11px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.055);
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 700;
}

.case-card {
  position: relative;
  padding: 30px;
  overflow: hidden;
}

.case-card.featured {
  grid-column: span 2;
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 30px;
  padding: 34px;
  background:
    linear-gradient(135deg, rgba(0, 223, 193, 0.08), transparent 45%),
    var(--surface);
}

.case-meta {
  display: inline-flex;
  color: var(--accent);
  font-size: 0.73rem;
  font-weight: 900;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.case-points {
  display: grid;
  gap: 12px;
}

.case-point {
  padding: 16px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.045);
  border: 1px solid var(--line);
}

.case-point strong {
  display: block;
  margin-bottom: 6px;
  font-size: 0.88rem;
}

.case-point span {
  color: var(--muted);
  font-size: 0.9rem;
}

.method {
  counter-reset: method;
}

.method-step {
  position: relative;
  padding: 30px;
  border-radius: var(--radius-lg);
  background: var(--surface);
  border: 1px solid var(--line);
}

.method-step::before {
  counter-increment: method;
  content: "0" counter(method);
  display: block;
  margin-bottom: 24px;
  color: rgba(240, 242, 239, 0.18);
  font-family: Manrope, Inter, sans-serif;
  font-size: 4rem;
  font-weight: 900;
  line-height: 0.8;
}

.split {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 34px;
  align-items: start;
}

.panel {
  padding: 34px;
  border-radius: var(--radius-xl);
  background: var(--surface);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

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

.list-item {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 14px;
  padding: 18px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.045);
}

.check {
  display: inline-grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 999px;
  background: rgba(0, 223, 193, 0.1);
  color: var(--accent);
  font-weight: 900;
}

.cta-block {
  position: relative;
  border-radius: 34px;
  overflow: hidden;
  padding: 48px;
  background:
    radial-gradient(circle at 80% 20%, rgba(0, 223, 193, 0.18), transparent 28%),
    linear-gradient(135deg, var(--surface), #0b1110);
  border: 1px solid var(--line-strong);
  box-shadow: var(--shadow);
}

.cta-block .lead {
  font-size: 1.05rem;
}

.article-card {
  display: block;
  padding: 28px;
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease;
}

.article-card:hover {
  transform: translateY(-2px);
  border-color: rgba(0, 223, 193, 0.32);
  background: var(--surface-2);
}

.article-card time,
.article-card .article-type {
  color: var(--accent);
  font-size: 0.74rem;
  font-weight: 900;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.faq-list {
  display: grid;
  gap: 14px;
}

.faq-list details {
  padding: 22px 24px;
  border-radius: var(--radius-md);
  background: var(--surface);
  border: 1px solid var(--line);
}

.faq-list summary {
  cursor: pointer;
  font-family: Manrope, Inter, sans-serif;
  font-size: 1.12rem;
  font-weight: 850;
}

.faq-list details p {
  margin-top: 14px;
  color: var(--muted);
}

.site-footer {
  border-top: 1px solid var(--line);
  background: #050606;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.6fr 0.7fr;
  gap: 46px;
  padding: 58px 0;
}

.footer-grid p,
.footer-grid a {
  color: var(--muted);
}

.footer-grid a:hover {
  color: var(--accent);
}

.footer-links {
  display: grid;
  gap: 10px;
  margin-top: 18px;
}

.footer-title {
  color: var(--text);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.footer-bottom {
  padding: 18px 0;
  border-top: 1px solid var(--line);
  color: var(--soft);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-align: center;
  text-transform: uppercase;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@media (max-width: 980px) {
  .container {
    width: min(100% - 32px, var(--max));
  }

  .nav-links {
    position: fixed;
    inset: 72px 16px auto;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 10px;
    border-radius: 18px;
    background: rgba(18, 21, 20, 0.98);
    border: 1px solid var(--line);
    box-shadow: var(--shadow);
  }

  .nav-links.is-open {
    display: flex;
  }

  .nav-links a {
    padding: 16px;
    border: 0;
    border-radius: 12px;
  }

  .menu-toggle {
    display: inline-block;
  }

  .header-actions .btn {
    min-height: 42px;
    padding: 0 14px;
    font-size: 0.86rem;
  }

  .hero {
    min-height: auto;
    padding: 126px 0 68px;
  }

  .hero-grid,
  .section-head,
  .split,
  .case-card.featured {
    grid-template-columns: 1fr;
  }

  .hero-grid {
    gap: 44px;
  }

  .signal-panel {
    min-height: auto;
  }

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

  .workflow-card.large {
    grid-column: auto;
    grid-template-columns: 1fr;
  }

  .data-stream {
    display: none;
  }

  .hero-proof,
  .grid-3,
  .grid-2,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .case-card.featured {
    grid-column: auto;
  }
}

@media (max-width: 620px) {
  .brand {
    font-size: 1.08rem;
  }

  .brand-mark {
    width: 34px;
    height: 34px;
  }

  .hero {
    padding-top: 118px;
  }

  h1 {
    font-size: clamp(2.65rem, 10.5vw, 3.7rem);
    line-height: 1.08;
  }

  h2 {
    font-size: clamp(2rem, 10vw, 3.2rem);
  }

  .lead {
    font-size: 1rem;
  }

  .hero-actions .btn,
  .cta-block .btn {
    width: 100%;
  }

  .section {
    padding: 76px 0;
  }

  .section-tight {
    padding: 62px 0;
  }

  .card,
  .case-card,
  .article-card,
  .panel,
  .cta-block {
    padding: 24px;
  }

  .signal-header {
    align-items: flex-start;
    flex-direction: column;
    gap: 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}