:root {
  --bg: #06131b;
  --bg-soft: #0c2230;
  --ink: #ebfbff;
  --ink-soft: #a8c5d1;
  --brand: #00c7b0;
  --brand-strong: #00a89b;
  --accent: #2c9fff;
  --surface: #0b1f2c;
  --surface-2: #122d3f;
  --line: #295068;
  --shadow: 0 18px 36px rgba(3, 19, 28, 0.45);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  font-family: "Space Grotesk", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 84% 12%, rgba(0, 199, 176, 0.2), transparent 27%),
    radial-gradient(circle at 20% 26%, rgba(44, 159, 255, 0.15), transparent 25%),
    linear-gradient(180deg, #06131b 0%, #081a25 55%, #071620 100%);
  line-height: 1.5;
}

h1,
h2,
h3 {
  font-family: "Sora", sans-serif;
  line-height: 1.08;
  margin: 0 0 0.75rem;
  letter-spacing: -0.02em;
}

h1 {
  font-size: clamp(2rem, 4.5vw, 3.9rem);
}

h2 {
  font-size: clamp(1.45rem, 2.9vw, 2.35rem);
}

h3 {
  font-size: clamp(1.06rem, 1.9vw, 1.4rem);
}

p {
  margin: 0 0 1rem;
  color: var(--ink-soft);
}

.shell {
  width: min(1120px, 90vw);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  backdrop-filter: blur(8px);
  background: rgba(6, 19, 27, 0.86);
  border-bottom: 1px solid rgba(41, 80, 104, 0.75);
  z-index: 20;
}

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  min-height: 70px;
}

.logo {
  font-family: "Sora", sans-serif;
  font-size: 1.26rem;
  font-weight: 800;
  text-decoration: none;
  color: var(--ink);
  letter-spacing: 0.01em;
}

.nav-links {
  display: flex;
  gap: 1.1rem;
}

.nav-links a {
  color: var(--ink-soft);
  text-decoration: none;
  font-weight: 600;
}

.nav-links a:hover {
  color: var(--ink);
}

.hero {
  position: relative;
  padding: 4.4rem 0 3.9rem;
  overflow: clip;
}

.hero-bg-shape {
  position: absolute;
  border-radius: 999px;
  filter: blur(2px);
  z-index: 0;
}

.hero-bg-shape-a {
  width: 420px;
  height: 420px;
  right: -70px;
  top: -110px;
  background: radial-gradient(circle at 40% 40%, rgba(0, 199, 176, 0.32), transparent 68%);
}

.hero-bg-shape-b {
  width: 320px;
  height: 320px;
  left: -90px;
  bottom: -120px;
  background: radial-gradient(circle at 55% 38%, rgba(44, 159, 255, 0.26), transparent 70%);
}

.hero-layout {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(300px, 0.9fr);
  gap: 1.7rem;
  align-items: start;
}

.hero-copy {
  min-width: 0;
  max-width: 680px;
}

.hero-copy h1 {
  max-width: 14ch;
}

.eyebrow {
  color: #5de2d1;
  text-transform: uppercase;
  letter-spacing: 0.085em;
  font-size: 0.76rem;
  font-weight: 700;
  margin-bottom: 0.9rem;
}

.lead {
  font-size: 0.99rem;
  max-width: 60ch;
}

.hero-cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.4rem;
}

.btn {
  border: 0;
  border-radius: 999px;
  padding: 0.72rem 1.16rem;
  font: inherit;
  font-size: 0.96rem;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  cursor: pointer;
}

.btn-primary {
  background: linear-gradient(120deg, var(--brand), var(--accent));
  color: #05212c;
  box-shadow: 0 12px 30px rgba(0, 199, 176, 0.28);
}

.btn-primary:hover {
  filter: brightness(1.06);
}

.btn-secondary {
  background: rgba(11, 31, 44, 0.9);
  color: var(--ink);
  border: 1px solid var(--line);
}

.signal-card {
  min-width: 0;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, var(--surface), var(--surface-2));
  border-radius: 1rem;
  padding: 1.1rem;
  box-shadow: var(--shadow);
}

.signal-card h2 {
  font-size: clamp(1.2rem, 2vw, 1.8rem);
}

.signal-card ul {
  margin: 0;
  padding-left: 1.15rem;
}

.signal-card li {
  color: var(--ink-soft);
  margin-bottom: 0.55rem;
  font-size: 0.95rem;
}

.section {
  padding: 3.9rem 0;
}

.section-head {
  margin-bottom: 1.45rem;
}

.grid {
  display: grid;
  gap: 0.95rem;
}

.offerings-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.card {
  background: linear-gradient(180deg, rgba(11, 31, 44, 0.95), rgba(15, 39, 55, 0.95));
  border: 1px solid var(--line);
  border-radius: 0.92rem;
  padding: 1.05rem;
}

.section-alt {
  background: linear-gradient(180deg, rgba(9, 25, 35, 0.88), rgba(9, 25, 35, 0.75));
  border-top: 1px solid rgba(41, 80, 104, 0.8);
  border-bottom: 1px solid rgba(41, 80, 104, 0.8);
}

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

.case-card {
  background: linear-gradient(180deg, rgba(11, 31, 44, 0.95), rgba(9, 27, 38, 0.95));
  border: 1px solid var(--line);
  border-radius: 0.92rem;
  padding: 1rem;
}

.case-tag {
  color: #5de2d1;
  font-size: 0.73rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 700;
}

.metric {
  color: #8de6da;
  font-weight: 700;
}

#contact {
  padding-top: 4.7rem;
}

.contact-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(300px, 0.95fr);
  gap: 1.7rem;
  align-items: start;
}

.contact-copy {
  min-width: 0;
  max-width: 640px;
}

.contact-copy h2 {
  max-width: 18ch;
}

.contact-direct p {
  margin-bottom: 0.5rem;
}

.lead-form {
  min-width: 0;
  background: linear-gradient(180deg, rgba(11, 31, 44, 0.95), rgba(15, 39, 55, 0.95));
  border: 1px solid var(--line);
  border-radius: 0.95rem;
  padding: 0.95rem;
  display: grid;
  gap: 0.7rem;
  box-shadow: var(--shadow);
}

.lead-form label {
  display: grid;
  gap: 0.34rem;
  font-weight: 500;
  color: var(--ink);
  font-size: 0.95rem;
}

.lead-form input,
.lead-form select,
.lead-form textarea {
  width: 100%;
  border: 1px solid #3f6680;
  border-radius: 0.62rem;
  padding: 0.58rem;
  font: inherit;
  font-size: 0.95rem;
  background: #081825;
  color: var(--ink);
}

.lead-form input:focus,
.lead-form select:focus,
.lead-form textarea:focus {
  outline: 2px solid rgba(0, 199, 176, 0.3);
  border-color: #6ce9da;
}

.form-status {
  min-height: 1.15rem;
  margin: 0;
  font-size: 0.88rem;
}

.form-status.success {
  color: #8de6da;
}

.form-status.error {
  color: #ffab99;
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: 1.1rem 0;
  background: rgba(6, 19, 27, 0.7);
}

.footer-layout {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

@media (max-width: 1450px) {
  .shell {
    width: min(1080px, 92vw);
  }

  .hero {
    padding-top: 4rem;
    padding-bottom: 3.5rem;
  }

  .section {
    padding: 3.5rem 0;
  }

  #contact {
    padding-top: 4.2rem;
  }

  .hero-layout,
  .contact-layout {
    grid-template-columns: 1fr;
    gap: 1.3rem;
  }

  .hero-copy,
  .contact-copy,
  .signal-card,
  .lead-form {
    max-width: 760px;
  }

  .signal-card,
  .lead-form {
    justify-self: start;
  }

  .contact-copy h2 {
    max-width: none;
  }
}

@media (max-width: 1200px) {
  .usecase-grid,
  .system-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 900px) {
  .offerings-grid,
  .usecase-grid,
  .system-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 3.4rem;
  }

  .nav-links {
    gap: 0.75rem;
    font-size: 0.9rem;
  }
}

@media (max-height: 820px) and (min-width: 1024px) {
  .hero {
    padding-top: 3.5rem;
    padding-bottom: 3rem;
  }

  h1 {
    font-size: clamp(1.82rem, 4vw, 3.2rem);
  }

  .lead {
    font-size: 0.96rem;
  }
}

.debug-toggle {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  z-index: 999;
  border: 1px solid #3a6078;
  background: rgba(6, 19, 27, 0.95);
  color: #d3f4f9;
  border-radius: 999px;
  padding: 0.45rem 0.85rem;
  font: 600 0.82rem/1 "Space Grotesk", sans-serif;
  cursor: pointer;
}

.debug-toggle[data-enabled="true"] {
  background: linear-gradient(120deg, #00c7b0, #2c9fff);
  color: #03242f;
  border-color: #00c7b0;
}

body.debug-outline .shell {
  outline: 1px dashed rgba(255, 196, 91, 0.7);
  outline-offset: 2px;
}

body.debug-outline section {
  outline: 1px dashed rgba(86, 196, 255, 0.55);
  outline-offset: -2px;
}

body.debug-outline .hero-layout > *,
body.debug-outline .contact-layout > * {
  outline: 2px solid rgba(0, 199, 176, 0.7);
  outline-offset: 2px;
}

body.debug-outline .offerings-grid > *,
body.debug-outline .usecase-grid > *,
body.debug-outline .system-grid > * {
  outline: 1px solid rgba(255, 143, 74, 0.7);
  outline-offset: 1px;
}

body.debug-outline [data-debug-label] {
  position: relative;
}

body.debug-outline [data-debug-label]::before {
  content: attr(data-debug-label);
  position: absolute;
  top: 0;
  left: 0;
  transform: translate(0.35rem, -0.95rem);
  z-index: 6;
  padding: 0.14rem 0.4rem;
  border-radius: 0.35rem;
  border: 1px solid rgba(255, 214, 128, 0.85);
  background: rgba(5, 13, 19, 0.92);
  color: #ffd886;
  font: 700 0.68rem/1 "Space Grotesk", sans-serif;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  pointer-events: none;
}