:root {
  --navy-950: #071018;
  --navy-900: #0b1c2c;
  --navy-800: #12263a;
  --navy-700: #1a334d;
  --ink: #15202b;
  --ink-muted: #4d5d6d;
  --surface: #f3f6f8;
  --surface-2: #e7eef2;
  --white: #ffffff;
  --accent: #14837a;
  --accent-strong: #0f6b64;
  --accent-soft: #e4f4f2;
  --accent-glow: rgba(26, 163, 148, 0.35);
  --line: #d3dde4;
  --line-dark: rgba(232, 238, 242, 0.14);
  --danger: #9b2c2c;
  --shadow: 0 16px 40px rgba(11, 28, 44, 0.08);
  --radius: 14px;
  --header-h: 76px;
  --max: 1140px;
  --font: "IBM Plex Sans", system-ui, -apple-system, Segoe UI, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 0.5rem);
}

body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--white);
  line-height: 1.6;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: var(--accent-strong);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

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

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -3rem;
  z-index: 1000;
  background: var(--white);
  color: var(--ink);
  padding: 0.6rem 1rem;
}

.skip-link:focus {
  top: 1rem;
}

.container {
  width: min(calc(100% - 2rem), var(--max));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  height: var(--header-h);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.site-header.is-scrolled {
  border-bottom-color: var(--line);
  box-shadow: 0 8px 24px rgba(11, 28, 44, 0.05);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
  gap: 1rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  color: inherit;
  text-decoration: none;
  min-width: 0;
}

.logo img {
  width: 40px;
  height: 40px;
  border-radius: 10px;
}

.logo-text {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.logo-name {
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.15;
}

.logo-tag {
  font-size: 0.72rem;
  color: var(--ink-muted);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--white);
  padding: 0;
  cursor: pointer;
}

.nav-toggle-bar {
  display: block;
  width: 18px;
  height: 2px;
  margin: 4px auto;
  background: var(--ink);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.15rem;
}

.site-nav a {
  color: var(--ink);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 500;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--accent-strong);
}

.nav-cta {
  background: var(--accent);
  color: var(--white) !important;
  padding: 0.55rem 0.95rem;
  border-radius: 999px;
}

.nav-cta:hover {
  background: var(--accent-strong);
}

.hero {
  background:
    radial-gradient(circle at 80% 20%, rgba(26, 163, 148, 0.16), transparent 28%),
    linear-gradient(180deg, var(--navy-900) 0%, var(--navy-950) 100%);
  color: var(--white);
  padding: 4.5rem 0 5rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(280px, 0.95fr);
  gap: 3rem;
  align-items: center;
}

.eyebrow {
  margin: 0 0 0.7rem;
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
}

.hero h1,
.section h2,
.solution-card h3,
.card h3 {
  letter-spacing: -0.03em;
  line-height: 1.15;
}

.hero h1 {
  margin: 0 0 0.8rem;
  font-size: clamp(2.1rem, 4vw, 3.4rem);
}

.hero-sub {
  margin: 0 0 1rem;
  font-size: 1.25rem;
  font-weight: 500;
  color: #d7e6ea;
}

.lead {
  font-size: 1.08rem;
  color: var(--ink-muted);
  max-width: 42rem;
}

.hero .lead,
.hero-note {
  color: #c5d3dc;
}

.hero-note {
  margin-top: 1.1rem;
  font-weight: 500;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 1.8rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0.7rem 1.2rem;
  border-radius: 999px;
  border: 1px solid transparent;
  font: inherit;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
}

.btn-primary {
  background: var(--accent);
  color: var(--white);
}

.btn-primary:hover {
  background: var(--accent-strong);
  color: var(--white);
}

.btn-secondary {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.28);
  color: var(--white);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.08);
  color: var(--white);
}

.flow-board {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--line-dark);
  border-radius: 20px;
  padding: 1.2rem;
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  gap: 0.55rem;
  align-items: stretch;
}

.flow-stage {
  background: rgba(7, 16, 24, 0.55);
  border: 1px solid var(--line-dark);
  border-radius: 14px;
  padding: 1rem 0.85rem;
}

.flow-stage-accent {
  border-color: rgba(26, 163, 148, 0.45);
  box-shadow: 0 0 0 1px rgba(26, 163, 148, 0.12), 0 12px 30px rgba(20, 131, 122, 0.12);
}

.flow-kicker {
  margin: 0 0 0.75rem;
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #9eb0bd;
}

.flow-stage-accent .flow-kicker {
  color: #8fd4cc;
}

.flow-nodes {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.55rem;
}

.flow-nodes li {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--line-dark);
  border-radius: 10px;
  padding: 0.55rem 0.65rem;
  font-size: 0.92rem;
}

.flow-connector {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.25rem;
  min-width: 18px;
}

.flow-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
}

.flow-line {
  width: 2px;
  flex: 1;
  min-height: 48px;
  background: linear-gradient(180deg, transparent, var(--accent), transparent);
  position: relative;
  overflow: hidden;
}

.flow-line::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent, #fff, transparent);
  animation: data-flow 1.8s linear infinite;
}

@keyframes data-flow {
  from { transform: translateY(-100%); }
  to { transform: translateY(100%); }
}

.identity-band {
  background: var(--white);
  border-bottom: 1px solid var(--line);
  padding: 0.95rem 0;
}

.identity-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.65rem 1.1rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-size: 0.78rem;
  color: var(--navy-800);
}

.identity-row p {
  margin: 0;
}

.identity-row span {
  color: var(--accent);
}

.section {
  padding: 5rem 0;
  scroll-margin-top: calc(var(--header-h) + 0.5rem);
}

.section-muted {
  background: var(--surface);
}

.section-dark {
  background: var(--navy-900);
  color: var(--white);
}

.section-dark .lead,
.section-dark .eyebrow {
  color: #b7c7d1;
}

.section-dark .eyebrow {
  color: #8fd4cc;
}

.section-intro {
  max-width: 42rem;
  margin-bottom: 2.4rem;
}

.section h2 {
  margin: 0 0 0.9rem;
  font-size: clamp(1.7rem, 3vw, 2.4rem);
}

.card-grid {
  display: grid;
  gap: 1rem;
}

.card-grid-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.card-grid-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.card,
.solution-card,
.compare-panel,
.architecture li,
.contact-form {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.card {
  padding: 1.25rem 1.2rem 1.35rem;
}

.card h3,
.solution-card h3,
.compare-panel h3 {
  margin: 0 0 0.45rem;
  font-size: 1.08rem;
}

.card p,
.solution-card p {
  margin: 0;
  color: var(--ink-muted);
}

.card-on-dark {
  background: rgba(255, 255, 255, 0.04);
  border-color: var(--line-dark);
  box-shadow: none;
  color: var(--white);
}

.card-on-dark p {
  color: #c5d3dc;
}

.statement {
  margin: 2.4rem 0 0;
  padding: 1.3rem 1.4rem;
  border-left: 4px solid var(--accent);
  background: var(--white);
  font-size: 1.2rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.section-muted .statement {
  box-shadow: var(--shadow);
}

.statement-light {
  background: rgba(255, 255, 255, 0.04);
  color: var(--white);
  border-left-color: var(--accent);
}

.compare-grid,
.solution-grid,
.capabilities-layout,
.contact-layout,
.about-layout,
.footer-grid {
  display: grid;
  gap: 1.2rem;
}

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

.compare-panel {
  padding: 1.3rem;
}

.compare-panel-accent {
  border-color: rgba(20, 131, 122, 0.35);
  background: linear-gradient(180deg, var(--accent-soft), var(--white));
}

.vertical-flow {
  list-style: none;
  margin: 1rem 0 0;
  padding: 0;
}

.vertical-flow li {
  position: relative;
  padding: 0.7rem 0.85rem 0.7rem 1.1rem;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--white);
}

.vertical-flow li + li {
  margin-top: 1.15rem;
}

.vertical-flow li + li::before {
  content: "";
  position: absolute;
  left: 1.35rem;
  top: -1.15rem;
  width: 2px;
  height: 1.15rem;
  background: var(--accent);
}

.benefit-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin: 1.6rem 0 0;
  padding: 0;
  list-style: none;
}

.benefit-row li,
.chip-list li {
  background: var(--accent-soft);
  color: var(--navy-800);
  border-radius: 999px;
  padding: 0.4rem 0.8rem;
  font-size: 0.92rem;
  font-weight: 500;
}

.solution-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.solution-card {
  padding: 1.4rem;
}

.solution-label {
  margin: 0 0 0.5rem;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-strong);
}

.solution-message {
  margin: 0 0 1rem !important;
  font-weight: 600;
  color: var(--ink) !important;
}

.solution-card ul {
  margin: 0;
  padding-left: 1.1rem;
  color: var(--ink-muted);
}

.solution-card li + li {
  margin-top: 0.28rem;
}

.steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0.9rem;
  counter-reset: none;
}

.steps li {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.15rem 1rem 1.25rem;
  position: relative;
}

.steps li:not(:last-child)::after {
  content: "";
  position: absolute;
  top: 1.45rem;
  right: -0.7rem;
  width: 0.5rem;
  height: 0.5rem;
  border-right: 2px solid var(--accent);
  border-bottom: 2px solid var(--accent);
  transform: rotate(-45deg);
}

.step-num {
  display: block;
  font-family: var(--mono);
  color: var(--accent-strong);
  font-size: 0.85rem;
  margin-bottom: 0.55rem;
}

.steps h3 {
  margin: 0 0 0.4rem;
  font-size: 1.05rem;
}

.steps p {
  margin: 0;
  color: var(--ink-muted);
}

.capabilities-layout {
  grid-template-columns: 0.9fr 1.1fr;
  align-items: start;
}

.architecture {
  list-style: none;
  margin: 0;
  padding: 0;
}

.architecture li {
  padding: 0.95rem 1rem;
  color: var(--ink-muted);
}

.architecture li span {
  display: block;
  color: var(--ink);
  font-weight: 600;
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 0.15rem;
}

.architecture li + li {
  margin-top: 0.85rem;
  position: relative;
}

.architecture li + li::before {
  content: "";
  position: absolute;
  left: 1.4rem;
  top: -0.85rem;
  width: 2px;
  height: 0.85rem;
  background: var(--accent);
}

.capabilities-title {
  margin: 0 0 1rem;
}

.chip-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.chip-list li {
  background: var(--surface);
  border: 1px solid var(--line);
}

.fine-print,
.placeholder-note,
.placeholder-inline {
  color: var(--ink-muted);
  font-size: 0.92rem;
}

.placeholder-note {
  margin-top: 1rem;
  padding: 0.75rem 0.9rem;
  border: 1px dashed var(--line);
  border-radius: 10px;
  background: var(--surface);
}

.placeholder-inline {
  font-size: 0.8rem;
}

.about-layout,
.contact-layout {
  grid-template-columns: 0.85fr 1.15fr;
  gap: 2rem;
}

.about-copy p {
  margin-top: 0;
}

.contact-meta {
  margin: 1.5rem 0 0;
}

.contact-meta div {
  margin-bottom: 0.9rem;
}

.contact-meta dt {
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-muted);
}

.contact-meta dd {
  margin: 0.2rem 0 0;
  font-weight: 600;
}

.contact-form {
  padding: 1.3rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.9rem;
}

.field {
  margin-bottom: 0.95rem;
}

.field label {
  display: block;
  margin-bottom: 0.35rem;
  font-weight: 600;
  font-size: 0.92rem;
}

.field input,
.field textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.7rem 0.8rem;
  font: inherit;
  background: var(--white);
  color: var(--ink);
}

.field input:focus-visible,
.field textarea:focus-visible {
  border-color: var(--accent);
}

.field input.is-invalid,
.field textarea.is-invalid {
  border-color: var(--danger);
}

.form-error {
  color: var(--danger);
  margin: 0 0 0.8rem;
}

.form-success {
  background: var(--accent-soft);
  border-radius: 10px;
  padding: 0.75rem 0.9rem;
  margin: 0 0 0.9rem;
}

.site-footer {
  background: var(--navy-950);
  color: #c5d3dc;
  padding: 3rem 0 1.4rem;
}

.footer-grid {
  grid-template-columns: 1.2fr 1fr 0.8fr;
  gap: 2rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--line-dark);
}

.logo-footer {
  margin-bottom: 0.9rem;
  color: var(--white);
}

.site-footer a {
  color: #d7e6ea;
}

.site-footer nav {
  display: grid;
  gap: 0.4rem;
}

.footer-bottom {
  padding-top: 1.1rem;
  font-size: 0.9rem;
}

.reveal {
  opacity: 0;
  transform: translateY(16px);
  animation: reveal 0.7s ease forwards;
}

@keyframes reveal {
  to {
    opacity: 1;
    transform: none;
  }
}

@media (max-width: 1120px) {
  .site-nav {
    gap: 0.75rem;
  }

  .site-nav a {
    font-size: 0.85rem;
  }
}

@media (max-width: 1024px) {
  .hero-grid,
  .card-grid-4,
  .solution-grid,
  .steps,
  .capabilities-layout,
  .about-layout,
  .contact-layout,
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }

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

  .steps li:not(:last-child)::after {
    display: none;
  }

  .card-grid-4 {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 860px) {
  .nav-toggle {
    display: inline-block;
  }

  .site-nav {
    display: none;
    position: absolute;
    top: var(--header-h);
    left: 0;
    right: 0;
    background: var(--white);
    border-bottom: 1px solid var(--line);
    padding: 0.8rem 1rem 1rem;
    flex-direction: column;
    align-items: stretch;
    gap: 0.35rem;
  }

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

  .site-nav a {
    padding: 0.7rem 0.4rem;
  }

  .nav-cta {
    text-align: center;
  }

  .hero-grid,
  .card-grid-3,
  .card-grid-4,
  .compare-grid,
  .solution-grid,
  .capabilities-layout,
  .about-layout,
  .contact-layout,
  .footer-grid,
  .form-row {
    grid-template-columns: 1fr;
  }

  .flow-board {
    grid-template-columns: 1fr;
  }

  .flow-connector {
    flex-direction: row;
    min-height: 28px;
  }

  .flow-line {
    width: auto;
    height: 2px;
    min-height: 0;
    flex: 1;
    background: linear-gradient(90deg, transparent, var(--accent), transparent);
  }

  .flow-line::after {
    animation-name: data-flow-x;
  }

  .hero {
    padding: 3rem 0 3.4rem;
  }

  .section {
    padding: 3.4rem 0;
  }
}

@keyframes data-flow-x {
  from { transform: translateX(-100%); }
  to { transform: translateX(100%); }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}