:root {
  --navy: #071a2f;
  --navy-2: #0c2745;
  --blue: #0c63e7;
  --cyan: #1eb7e8;
  --ice: #eef6ff;
  --line: #cfe2f7;
  --ink: #11253b;
  --muted: #5e7186;
  --white: #ffffff;
  --green: #14a66b;
  --shadow: 0 24px 70px rgba(4, 28, 53, 0.14);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--white);
  color: var(--ink);
  font-family: "Manrope", system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.6;
}

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

.site-header {
  align-items: center;
  background: rgba(7, 26, 47, 0.94);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--white);
  display: flex;
  justify-content: space-between;
  padding: 18px max(5vw, 28px);
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(16px);
}

.brand {
  align-items: center;
  display: inline-flex;
  font-size: 0.92rem;
  font-weight: 800;
  gap: 11px;
  letter-spacing: 0.08em;
}

.brand-mark {
  align-items: center;
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  border-radius: 8px;
  display: inline-flex;
  height: 34px;
  justify-content: center;
  letter-spacing: -0.04em;
  width: 34px;
}

nav {
  align-items: center;
  display: flex;
  font-size: 0.85rem;
  font-weight: 600;
  gap: 30px;
}

nav a {
  color: #c8d6e7;
}

nav a:hover {
  color: var(--white);
}

.nav-cta {
  border: 1px solid rgba(255, 255, 255, 0.38);
  border-radius: 8px;
  color: var(--white);
  padding: 10px 16px;
}

.hero {
  background:
    radial-gradient(circle at 78% 30%, rgba(30, 183, 232, 0.17), transparent 24%),
    radial-gradient(circle at 58% 80%, rgba(12, 99, 231, 0.12), transparent 22%),
    var(--navy);
  color: var(--white);
  display: grid;
  gap: 7vw;
  grid-template-columns: minmax(0, 1.05fr) minmax(420px, 0.95fr);
  min-height: 710px;
  overflow: hidden;
  padding: 110px max(7vw, 48px) 100px;
  position: relative;
}

.hero-copy {
  align-self: center;
  max-width: 720px;
}

.eyebrow {
  color: var(--cyan);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  margin: 0 0 22px;
}

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

h1 {
  font-size: clamp(3.1rem, 5.5vw, 5.7rem);
  letter-spacing: -0.055em;
  line-height: 1.03;
  margin-bottom: 28px;
}

.hero-lead {
  color: #becde0;
  font-size: clamp(1.05rem, 1.5vw, 1.3rem);
  max-width: 650px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 38px 0 44px;
}

.button {
  border-radius: 9px;
  display: inline-flex;
  font-size: 0.9rem;
  font-weight: 800;
  justify-content: center;
  padding: 14px 20px;
  transition: transform 160ms ease, box-shadow 160ms ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button-primary {
  background: linear-gradient(135deg, var(--blue), #167be9);
  box-shadow: 0 14px 35px rgba(12, 99, 231, 0.3);
}

.button-secondary {
  border: 1px solid #5b718a;
  color: #d9e4f1;
}

.hero-proof {
  color: #99abc0;
  display: flex;
  flex-wrap: wrap;
  font-size: 0.82rem;
  gap: 25px;
}

.hero-proof strong {
  color: var(--white);
}

.hero-visual {
  align-self: center;
  min-height: 470px;
  position: relative;
}

.flow-card {
  background: rgba(10, 36, 63, 0.82);
  border: 1px solid rgba(113, 170, 216, 0.3);
  border-radius: 18px;
  box-shadow: 0 35px 90px rgba(0, 0, 0, 0.3);
  left: 50%;
  max-width: 520px;
  padding: 32px;
  position: absolute;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 100%;
  backdrop-filter: blur(12px);
}

.flow-label {
  color: #7f9ab5;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.15em;
  margin-bottom: 26px;
}

.flow-step {
  align-items: center;
  background: rgba(255, 255, 255, 0.045);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  display: grid;
  gap: 16px;
  grid-template-columns: auto 1fr auto;
  padding: 17px;
}

.step-number {
  color: #6e89a4;
  font-size: 0.75rem;
  font-weight: 700;
}

.flow-step strong,
.flow-step small {
  display: block;
}

.flow-step small {
  color: #8fa6bd;
  font-size: 0.75rem;
}

.status {
  border-radius: 20px;
  font-size: 0.62rem;
  font-weight: 800;
  padding: 6px 9px;
}

.status-blue { background: rgba(12, 99, 231, 0.2); color: #65a1ff; }
.status-cyan { background: rgba(30, 183, 232, 0.2); color: #64d6f6; }
.status-green { background: rgba(20, 166, 107, 0.2); color: #51e3aa; }

.connector {
  border-left: 1px dashed #42617d;
  height: 19px;
  margin-left: 37px;
}

.signal {
  border: 1px solid rgba(30, 183, 232, 0.16);
  border-radius: 50%;
  height: 520px;
  left: 50%;
  position: absolute;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 520px;
}

.signal-two {
  height: 650px;
  opacity: 0.5;
  width: 650px;
}

.trust-strip {
  align-items: center;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  display: grid;
  font-size: 0.73rem;
  font-weight: 800;
  grid-template-columns: repeat(5, 1fr);
  letter-spacing: 0.06em;
  padding: 24px 6vw;
  text-align: center;
  text-transform: uppercase;
}

.trust-strip p {
  border-right: 1px solid var(--line);
  margin: 0;
}

.trust-strip p:last-child {
  border: 0;
}

.section {
  padding: 110px max(7vw, 48px);
}

.section-heading {
  margin: 0 auto 55px;
  max-width: 1000px;
  text-align: center;
}

.section-heading h2,
.architecture-copy h2,
.acquisition h2 {
  font-size: clamp(2.1rem, 4vw, 3.6rem);
  letter-spacing: -0.04em;
  line-height: 1.12;
}

.problem {
  background: #f7fbff;
}

.comparison-grid {
  display: grid;
  gap: 24px;
  grid-template-columns: 1fr 1fr;
  margin: auto;
  max-width: 1180px;
}

.comparison-card {
  border: 1px solid #dae5f0;
  border-radius: 16px;
  padding: 40px;
}

.comparison-card h3 {
  font-size: 1.55rem;
}

.comparison-card ul,
.included ul {
  list-style: none;
  margin: 25px 0 0;
  padding: 0;
}

.comparison-card li,
.included li {
  border-top: 1px solid rgba(98, 125, 151, 0.19);
  padding: 13px 0 13px 26px;
  position: relative;
}

.comparison-card li::before,
.included li::before {
  color: var(--cyan);
  content: "✓";
  font-weight: 800;
  left: 0;
  position: absolute;
}

.card-kicker {
  color: var(--muted);
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.legacy {
  background: var(--white);
}

.solution-card {
  background: var(--navy);
  border-color: var(--navy);
  color: var(--white);
}

.solution-card .card-kicker,
.solution-card li {
  color: #b6c6d8;
}

.heading-row {
  align-items: end;
  display: grid;
  gap: 80px;
  grid-template-columns: 1.1fr 0.9fr;
  max-width: 1180px;
  text-align: left;
}

.heading-row h2 {
  margin-bottom: 0;
}

.section-intro {
  color: var(--muted);
}

.screens-grid {
  display: grid;
  gap: 20px;
  grid-template-columns: repeat(3, 1fr);
}

.screen-card {
  background: #eaf3fc;
  border: 1px solid var(--line);
  border-radius: 16px;
  margin: 0;
  overflow: hidden;
}

.screen-card img {
  aspect-ratio: 16 / 10;
  display: block;
  object-fit: cover;
  object-position: center top;
  width: 100%;
}

.screen-card figcaption {
  align-items: center;
  background: var(--white);
  display: flex;
  gap: 16px;
  padding: 21px;
}

.screen-card figcaption > span {
  color: var(--blue);
  font-size: 0.72rem;
  font-weight: 800;
}

.screen-card strong,
.screen-card small {
  display: block;
}

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

.featured {
  box-shadow: var(--shadow);
  transform: translateY(-14px);
}

.architecture {
  align-items: center;
  background: var(--navy);
  color: var(--white);
  display: grid;
  gap: 8vw;
  grid-template-columns: 0.9fr 1.1fr;
}

.architecture-copy > p:not(.eyebrow) {
  color: #afc0d2;
  max-width: 650px;
}

.principles {
  display: grid;
  gap: 1px;
  grid-template-columns: repeat(3, 1fr);
  margin-top: 40px;
}

.principles div {
  border-left: 1px solid #334f69;
  padding: 0 18px;
}

.principles strong,
.principles small {
  display: block;
}

.principles small {
  color: #8fa6bd;
  font-size: 0.74rem;
}

.architecture-map {
  background: rgba(255, 255, 255, 0.035);
  border: 1px solid #26445f;
  border-radius: 18px;
  padding: 55px 35px;
  text-align: center;
}

.arch-node {
  background: #102f4d;
  border: 1px solid #3d6c92;
  border-radius: 8px;
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.18);
  color: #dce8f5;
  font-size: 0.78rem;
  font-weight: 800;
  padding: 15px 10px;
}

.arch-main {
  background: linear-gradient(135deg, var(--blue), #1478da);
  border: 0;
  color: var(--white);
  margin: auto;
  max-width: 220px;
}

.arch-row {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(3, 1fr);
}

.arch-line {
  border-left: 1px dashed #4d7190;
  height: 42px;
  margin: auto;
}

.arch-line.short {
  height: 25px;
}

.arch-node.small {
  color: #a8c1da;
  font-size: 0.68rem;
}

.quality {
  background: #f7fbff;
}

.metrics-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(4, 1fr);
}

.metrics-grid article {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 14px;
  min-height: 190px;
  padding: 34px;
}

.metrics-grid strong {
  color: var(--blue);
  display: block;
  font-size: 2.6rem;
  letter-spacing: -0.05em;
  margin-bottom: 22px;
}

.metrics-grid span {
  color: var(--muted);
  font-size: 0.85rem;
}

.quality-note {
  color: var(--muted);
  font-size: 0.8rem;
  margin: 30px auto 0;
  max-width: 900px;
  text-align: center;
}

.acquisition {
  background: linear-gradient(145deg, #0c63e7, #08499e);
  color: var(--white);
}

.acquisition-panel {
  display: grid;
  gap: 9vw;
  grid-template-columns: 1.1fr 0.9fr;
}

.acquisition .eyebrow {
  color: #a8e6ff;
}

.acquisition-panel > div > p:not(.eyebrow) {
  color: #d1e3f8;
  max-width: 700px;
}

.included {
  background: rgba(3, 27, 57, 0.28);
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 16px;
  padding: 30px;
}

.included > p {
  font-weight: 800;
}

.included li {
  border-color: rgba(255, 255, 255, 0.18);
  color: #e1edfa;
  font-size: 0.85rem;
}

.included li::before {
  color: #8ce5ff;
}
.confidentiality-note {
  background: rgba(3, 27, 57, 0.38);
  border: 1px solid rgba(168, 230, 255, 0.32);
  border-left: 4px solid #8ce5ff;
  border-radius: 16px;
  margin-top: 36px;
  padding: 28px 30px;
}

.confidentiality-note p {
  color: #d8e8f8;
  margin: 0;
  max-width: 1000px;
}

.confidentiality-note p + p {
  margin-top: 12px;
}

.confidentiality-note strong {
  color: var(--white);
}

.contact-row {
  align-items: center;
  border-top: 1px solid rgba(255, 255, 255, 0.25);
  display: flex;
  justify-content: space-between;
  margin-top: 60px;
  padding-top: 32px;
}

.contact-row p {
  color: #d5e5f7;
  margin: 0;
}

.contact-row strong {
  color: var(--white);
}

.button-light {
  background: var(--white);
  color: var(--blue);
}

footer {
  align-items: center;
  background: #041222;
  color: #8298ae;
  display: grid;
  font-size: 0.72rem;
  grid-template-columns: 1fr 1fr 1fr;
  padding: 34px max(7vw, 48px);
}

footer p {
  margin: 0;
  text-align: center;
}

footer p:last-child {
  text-align: right;
}

.footer-brand {
  color: var(--white);
  font-size: 0.72rem;
}

@media (max-width: 980px) {
  nav a:not(.nav-cta) {
    display: none;
  }

  .hero {
    grid-template-columns: 1fr;
    padding-top: 80px;
  }

  .hero-visual {
    min-height: 500px;
  }

  .trust-strip {
    gap: 16px;
    grid-template-columns: repeat(2, 1fr);
  }

  .trust-strip p {
    border: 0;
  }

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

  .featured {
    transform: none;
  }

  .architecture,
  .heading-row,
  .acquisition-panel {
    gap: 50px;
    grid-template-columns: 1fr;
  }

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

@media (max-width: 660px) {
  .site-header {
    padding: 15px 18px;
  }

  .brand {
    font-size: 0.75rem;
  }

  .nav-cta {
    padding: 8px 10px;
  }

  .hero,
  .section {
    padding-left: 22px;
    padding-right: 22px;
  }

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

  h1 {
    font-size: 3rem;
  }

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

  .button {
    width: 100%;
  }

  .flow-card {
    padding: 19px;
  }

  .flow-step {
    gap: 9px;
    grid-template-columns: auto 1fr;
  }

  .status {
    grid-column: 2;
    justify-self: start;
  }

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

  .comparison-card {
    padding: 26px;
  }

  .principles {
    gap: 24px;
    grid-template-columns: 1fr;
  }

  .architecture-map {
    padding: 35px 16px;
  }

  .arch-row {
    grid-template-columns: 1fr;
  }

  .arch-line.short {
    height: 35px;
  }

  .contact-row,
  footer {
    align-items: start;
    flex-direction: column;
    gap: 22px;
  }

  footer {
    display: flex;
    padding: 30px 22px;
  }

  footer p,
  footer p:last-child {
    text-align: left;
  }
}