:root {
  --color-ink: #07111f;
  --color-ink-2: #0b1d33;
  --color-panel: #10223a;
  --color-line: #d8e5ef;
  --color-muted: #5f748c;
  --color-muted-2: #a9bed6;
  --color-bg: #f7faff;
  --color-bg-soft: #ecfbff;
  --color-white: #ffffff;
  --color-cyan: #2fe6ff;
  --color-green: #6dffb8;
  --color-amber: #ffcf5a;
  --color-danger: #ff6b6b;
  --gradient-primary: linear-gradient(135deg, var(--color-cyan), var(--color-green));
  --gradient-dark: radial-gradient(circle at 20% 10%, rgba(47, 230, 255, .18), transparent 34%),
                   radial-gradient(circle at 80% 20%, rgba(109, 255, 184, .15), transparent 28%),
                   linear-gradient(135deg, #07111f, #0b1d33 74%);
  --font-sans: Inter, Manrope, "Segoe UI", Roboto, Arial, sans-serif;
  --font-display: Manrope, Inter, "Segoe UI", Arial, sans-serif;
  --font-mono: "JetBrains Mono", "SFMono-Regular", Consolas, monospace;
  --radius-sm: 14px;
  --radius-md: 22px;
  --radius-lg: 32px;
  --shadow-soft: 0 20px 60px rgba(7, 17, 31, .10);
  --shadow-card: 0 16px 44px rgba(7, 17, 31, .08);
  --container: 1180px;
  --header-height: 78px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-ink);
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.65;
  text-rendering: optimizeLegibility;
}

img,
svg {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--color-ink);
  text-decoration: none;
}

a:hover {
  color: #08758a;
}

p {
  margin: 0 0 1rem;
}

strong {
  color: var(--color-ink);
}

.container {
  width: min(var(--container), calc(100% - 40px));
  margin-inline: auto;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 16px;
  z-index: 100;
  padding: 10px 16px;
  border-radius: 999px;
  background: var(--color-cyan);
  color: var(--color-ink);
  font-weight: 800;
}

.skip-link:focus {
  left: 16px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  min-height: var(--header-height);
  background: rgba(247, 250, 255, .92);
  border-bottom: 1px solid rgba(216, 229, 239, .85);
  backdrop-filter: blur(18px);
}

.header-inner {
  min-height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.logo-link {
  display: inline-flex;
  align-items: center;
  flex: 0 0 auto;
}

.logo-link img {
  width: 176px;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 8px;
  list-style: none;
  padding: 0;
  margin: 0;
}

.nav-list a {
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  padding: 8px 13px;
  border-radius: 999px;
  color: var(--color-muted);
  font-weight: 750;
  font-size: 14px;
  letter-spacing: -.01em;
}

.nav-list a:hover,
.nav-list a[aria-current="page"] {
  background: var(--color-white);
  color: var(--color-ink);
  box-shadow: 0 8px 24px rgba(7, 17, 31, .07);
}

.header-cta {
  flex: 0 0 auto;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 48px;
  padding: 13px 20px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 850;
  letter-spacing: -.01em;
  cursor: pointer;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
}

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

.btn-primary {
  background: var(--gradient-primary);
  color: var(--color-ink);
  box-shadow: 0 14px 34px rgba(47, 230, 255, .28);
}

.btn-primary:hover {
  color: var(--color-ink);
  box-shadow: 0 18px 44px rgba(47, 230, 255, .34);
}

.btn-secondary {
  background: var(--color-white);
  border-color: var(--color-line);
  color: var(--color-ink);
}

.btn-secondary:hover {
  color: var(--color-ink);
  box-shadow: var(--shadow-card);
}

.btn-dark {
  background: var(--color-ink);
  color: var(--color-white);
}

.btn-dark:hover {
  color: var(--color-white);
  box-shadow: 0 18px 44px rgba(7, 17, 31, .24);
}

.hero {
  position: relative;
  overflow: hidden;
  background: var(--gradient-dark);
  color: var(--color-white);
  border-radius: 0 0 48px 48px;
  padding: 84px 0 70px;
}

.hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(47, 230, 255, .6), transparent);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(320px, .98fr);
  gap: 54px;
  align-items: center;
}

.hero-eyebrow,
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 7px 12px;
  border-radius: 999px;
  background: rgba(47, 230, 255, .10);
  border: 1px solid rgba(47, 230, 255, .22);
  color: var(--color-cyan);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 750;
  letter-spacing: .03em;
  text-transform: uppercase;
}

.eyebrow.dark {
  color: #08758a;
  background: #e9fbff;
  border-color: #c8f5ff;
}

.hero h1,
.page-hero h1 {
  margin: 22px 0 22px;
  font-family: var(--font-display);
  font-size: clamp(42px, 6vw, 74px);
  line-height: .96;
  letter-spacing: -.065em;
}

.hero p,
.page-hero p {
  max-width: 710px;
  color: #dbe8f5;
  font-size: clamp(18px, 2vw, 21px);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 32px;
}

.hero-card {
  position: relative;
}

.hero-card img,
.feature-image img,
.page-visual img {
  border-radius: var(--radius-lg);
  box-shadow: 0 34px 80px rgba(0, 0, 0, .28);
}

.signal-panel {
  position: absolute;
  left: -18px;
  bottom: 28px;
  max-width: 270px;
  padding: 18px 18px 16px;
  border-radius: 24px;
  background: rgba(247, 250, 255, .94);
  color: var(--color-ink);
  border: 1px solid rgba(255, 255, 255, .5);
  box-shadow: var(--shadow-soft);
}

.signal-panel span {
  display: block;
  color: var(--color-muted);
  font-size: 13px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .05em;
}

.signal-panel strong {
  display: block;
  margin-top: 6px;
  font-size: 22px;
  line-height: 1.1;
}

.metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 44px;
}

.metric {
  padding: 20px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, .08);
  border: 1px solid rgba(255, 255, 255, .12);
}

.metric b {
  display: block;
  color: var(--color-green);
  font-size: 28px;
  font-family: var(--font-display);
  letter-spacing: -.04em;
}

.metric span {
  color: #c8d8e8;
  font-size: 14px;
}

.section {
  padding: 88px 0;
}

.section.tight {
  padding: 64px 0;
}

.section-header {
  max-width: 800px;
  margin-bottom: 34px;
}

.section-header.center {
  text-align: center;
  margin-inline: auto;
}

.section-header h2,
.content h2,
.split-content h2,
.cta-band h2,
.article-card h2 {
  margin: 12px 0 14px;
  font-family: var(--font-display);
  font-size: clamp(31px, 4vw, 48px);
  line-height: 1.05;
  letter-spacing: -.05em;
}

.section-header p {
  color: var(--color-muted);
  font-size: 18px;
}

.grid {
  display: grid;
  gap: 22px;
}

.grid-3 {
  grid-template-columns: repeat(3, 1fr);
}

.grid-2 {
  grid-template-columns: repeat(2, 1fr);
}

.card {
  position: relative;
  padding: 28px;
  border-radius: var(--radius-lg);
  background: var(--color-white);
  border: 1px solid var(--color-line);
  box-shadow: var(--shadow-card);
}

.card h3 {
  margin: 16px 0 10px;
  font-size: 22px;
  line-height: 1.18;
  letter-spacing: -.035em;
}

.card p {
  color: var(--color-muted);
}

.card .icon {
  width: 58px;
  height: 58px;
  border-radius: 18px;
}

.card-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 8px;
  color: #08758a;
  font-weight: 850;
}

.card-link::after {
  content: "→";
  transition: transform .2s ease;
}

.card-link:hover::after {
  transform: translateX(3px);
}

.dark-card {
  background: var(--color-ink);
  color: var(--color-white);
  border-color: rgba(47, 230, 255, .24);
}

.dark-card h3,
.dark-card strong {
  color: var(--color-white);
}

.dark-card p {
  color: #c8d8e8;
}

.split {
  display: grid;
  grid-template-columns: minmax(0, .95fr) minmax(320px, 1.05fr);
  gap: 54px;
  align-items: center;
}

.split.reverse {
  grid-template-columns: minmax(320px, 1.05fr) minmax(0, .95fr);
}

.split-content p,
.content p,
.article-card p {
  color: var(--color-muted);
}

.check-list,
.arrow-list,
.number-list {
  display: grid;
  gap: 14px;
  padding: 0;
  margin: 24px 0 0;
  list-style: none;
}

.check-list li,
.arrow-list li,
.number-list li {
  position: relative;
  padding: 15px 17px 15px 48px;
  border-radius: 18px;
  background: var(--color-white);
  border: 1px solid var(--color-line);
  color: #23364b;
}

.check-list li::before {
  content: "✓";
  position: absolute;
  left: 17px;
  top: 15px;
  width: 22px;
  height: 22px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--color-green);
  color: var(--color-ink);
  font-weight: 950;
  font-size: 13px;
}

.arrow-list li::before {
  content: "↳";
  position: absolute;
  left: 18px;
  top: 14px;
  color: #08758a;
  font-weight: 950;
}

.number-list {
  counter-reset: steps;
}

.number-list li {
  counter-increment: steps;
}

.number-list li::before {
  content: counter(steps);
  position: absolute;
  left: 15px;
  top: 13px;
  width: 26px;
  height: 26px;
  display: grid;
  place-items: center;
  border-radius: 9px;
  background: var(--color-ink);
  color: var(--color-white);
  font-family: var(--font-mono);
  font-size: 13px;
}

.band {
  border-radius: 44px;
  background: var(--gradient-dark);
  color: var(--color-white);
  padding: 56px;
  overflow: hidden;
  position: relative;
}

.band::before {
  content: "";
  position: absolute;
  inset: -80px auto auto -80px;
  width: 230px;
  height: 230px;
  border-radius: 50%;
  background: rgba(47, 230, 255, .18);
}

.band h2,
.band h3 {
  margin-top: 0;
  color: var(--color-white);
}

.band p {
  color: #dbe8f5;
}

.band-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 34px;
  position: relative;
}

.mini-panel {
  padding: 24px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, .08);
  border: 1px solid rgba(255, 255, 255, .12);
}

.page-hero {
  background: var(--gradient-dark);
  color: var(--color-white);
  padding: 76px 0 68px;
  border-radius: 0 0 48px 48px;
}

.page-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, .82fr);
  gap: 48px;
  align-items: center;
}

.breadcrumbs {
  color: #bdd0e2;
  font-size: 14px;
  margin-bottom: 18px;
}

.breadcrumbs a {
  color: var(--color-cyan);
  font-weight: 800;
}

.page-visual {
  position: relative;
}

.page-visual::before {
  content: "";
  position: absolute;
  inset: 24px -16px -16px 24px;
  border-radius: var(--radius-lg);
  background: rgba(47, 230, 255, .12);
  z-index: 0;
}

.page-visual img {
  position: relative;
  z-index: 1;
}

.content {
  max-width: 880px;
}

.content-wide {
  max-width: none;
}

.article-card {
  padding: 34px;
  border-radius: var(--radius-lg);
  background: var(--color-white);
  border: 1px solid var(--color-line);
  box-shadow: var(--shadow-card);
}

.article-card h2 {
  font-size: clamp(28px, 3vw, 39px);
}

.feature-table {
  width: 100%;
  border-collapse: collapse;
  overflow: hidden;
  border-radius: var(--radius-md);
  background: var(--color-white);
  box-shadow: var(--shadow-card);
  border: 1px solid var(--color-line);
}

.feature-table th,
.feature-table td {
  padding: 18px;
  text-align: left;
  border-bottom: 1px solid var(--color-line);
  vertical-align: top;
}

.feature-table th {
  background: var(--color-bg-soft);
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: .04em;
}

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

.cta-band {
  background: var(--color-white);
  border: 1px solid var(--color-line);
  box-shadow: var(--shadow-soft);
  border-radius: 44px;
  padding: 42px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 28px;
  align-items: center;
}

.cta-band p {
  color: var(--color-muted);
  margin-bottom: 0;
}

.quote {
  margin: 28px 0;
  padding: 28px;
  border-radius: var(--radius-md);
  background: #ecfbff;
  border-left: 5px solid var(--color-cyan);
  color: #15304a;
  font-size: 20px;
  line-height: 1.5;
}

.form-card {
  padding: 30px;
  border-radius: var(--radius-lg);
  background: var(--color-white);
  border: 1px solid var(--color-line);
  box-shadow: var(--shadow-card);
}

.form-grid {
  display: grid;
  gap: 16px;
}

label {
  display: grid;
  gap: 7px;
  color: #23364b;
  font-weight: 800;
}

input,
textarea,
select {
  width: 100%;
  border: 1px solid var(--color-line);
  border-radius: 16px;
  padding: 13px 14px;
  font: inherit;
  color: var(--color-ink);
  background: #fff;
}

textarea {
  min-height: 126px;
  resize: vertical;
}

input:focus,
textarea:focus,
select:focus {
  outline: 3px solid rgba(47, 230, 255, .25);
  border-color: var(--color-cyan);
}

.site-footer {
  margin-top: 40px;
  padding: 54px 0 32px;
  background: var(--color-ink);
  color: var(--color-white);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.1fr .9fr .9fr;
  gap: 34px;
  align-items: start;
}

.footer-logo img {
  width: 168px;
  filter: brightness(0) invert(1);
}

.footer-grid p,
.footer-grid a,
.footer-bottom {
  color: #c8d8e8;
}

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

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

.footer-links h2 {
  margin: 0 0 10px;
  font-size: 17px;
  color: var(--color-white);
}

.footer-bottom {
  margin-top: 36px;
  padding-top: 22px;
  border-top: 1px solid rgba(255, 255, 255, .12);
  font-size: 14px;
}

.kbd {
  display: inline-flex;
  align-items: center;
  padding: 4px 8px;
  border-radius: 9px;
  background: var(--color-ink);
  color: var(--color-green);
  font-family: var(--font-mono);
  font-size: .84em;
}

.inline-link {
  color: #08758a;
  font-weight: 850;
  border-bottom: 1px solid rgba(8, 117, 138, .24);
}

.inline-link:hover {
  border-bottom-color: transparent;
}

@media (max-width: 980px) {
  :root {
    --header-height: auto;
  }

  .header-inner {
    flex-wrap: wrap;
    padding: 15px 0;
  }

  .site-nav {
    order: 3;
    width: 100%;
    overflow-x: auto;
    padding-bottom: 2px;
  }

  .nav-list {
    min-width: max-content;
  }

  .hero-grid,
  .page-hero-grid,
  .split,
  .split.reverse,
  .band-grid,
  .cta-band {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 58px;
  }

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

  .signal-panel {
    left: 18px;
    right: 18px;
    bottom: 18px;
    max-width: none;
  }
}

@media (max-width: 640px) {
  body {
    font-size: 16px;
  }

  .container {
    width: min(100% - 28px, var(--container));
  }

  .logo-link img {
    width: 152px;
  }

  .header-cta {
    display: none;
  }

  .hero,
  .page-hero {
    border-radius: 0 0 30px 30px;
  }

  .hero h1,
  .page-hero h1 {
    font-size: clamp(37px, 12vw, 54px);
  }

  .section {
    padding: 62px 0;
  }

  .card,
  .article-card,
  .form-card,
  .cta-band {
    padding: 23px;
    border-radius: 24px;
  }

  .band {
    padding: 30px 22px;
    border-radius: 28px;
  }

  .hero-actions {
    flex-direction: column;
  }

  .btn {
    width: 100%;
  }

  .feature-table {
    font-size: 15px;
  }

  .feature-table th,
  .feature-table td {
    padding: 14px;
  }
}