/* =========================
   VSE — Core Tokens
   - Background: Near-black luminous
   - Surface: Solid tech blue
   ========================= */
:root {
  --bg: #05070a;
  /* Unified Global Background (Near-black) */
  --surface: #0c2a46;
  /* Solid Tech Blue for Frames */
  --surface-2: #081a2e;
  /* Darker Tech Blue for nested cards */
  --border: rgba(255, 255, 255, .10);
  --line: rgba(255, 255, 255, .14);
  --line2: rgba(255, 255, 255, .08);
  --text: rgba(255, 255, 255, .92);
  --muted: rgba(255, 255, 255, .72);
  --muted2: rgba(255, 255, 255, .55);

  --radius: 28px;
  --radius2: 18px;
  --container: 1120px;
}

/* =========================
   Base Layout
   ========================= */
* {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
  background: var(--bg);
  /* Enforce global bg at highest level */
}

body {
  margin: 0;
  color: var(--text);
  background: var(--bg);
  background-image: radial-gradient(circle at 50% -20%, #0f1720 0%, var(--bg) 70%);
  /* Unified, no gradients, no images */
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
  line-height: 1.35;
  -webkit-font-smoothing: antialiased;
}

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

a:hover {
  opacity: .92;
}

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

/* =========================
   Framework & Containers
   ========================= */
.vse-container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 22px;
}

.vse-main {
  padding-top: 72px;
}

.vse-section {
  padding: 44px 0;
  background: transparent;
  /* No per-section backgrounds */
}

/* THE CORE FRAME: Solid background, no gradients, subtle border/shadow */
.vse-section-frame {
  background: var(--surface) !important;
  /* Enforce solid surface */
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 34px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, .35);
  position: relative;
  overflow: hidden;
}

.vse-hero {
  padding: 54px 44px;
}

/* =========================
   Header
   ========================= */
.vse-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(5, 7, 10, .85);
  /* Matches --bg with transparency */
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line2);
}

.vse-header__inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 12px 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.vse-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 750;
  letter-spacing: .06em;
  font-size: 14px;
  text-transform: uppercase;
}

.vse-logo-img {
  height: 44px;
  width: auto;
  display: block;
  transform: scale(1.1);
}

.vse-nav {
  display: flex;
  gap: 22px;
  align-items: center;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.vse-nav__link {
  color: #fff;
  font-size: 16px;
  padding: 6px 2px;
}

.vse-nav__link:hover {
  color: var(--text);
}

/* =========================
   Typography & Hierarchy
   ========================= */
.vse-kicker {
  letter-spacing: .22em;
  text-transform: uppercase;
  font-size: 13px;
  color: var(--muted2);
  margin-bottom: 14px;
}

.vse-hero__title {
  margin: 0 0 14px;
  font-size: 58px;
  line-height: 1.02;
  letter-spacing: .01em;
  font-weight: 800;
}

.vse-hero__lead {
  margin: 0 0 18px;
  color: var(--muted);
  font-size: 18px;
  max-width: 820px;
}

.vse-section-title {
  margin: 0 0 12px;
  font-size: 42px;
  line-height: 1.05;
  font-weight: 800;
  letter-spacing: .01em;
}

.vse-lead {
  margin: 0 0 18px;
  color: var(--muted);
  font-size: 18px;
  max-width: 860px;
}

/* Aliases */
.vse-h1 {
  font-size: 58px;
  line-height: 1.02;
  font-weight: 800;
  margin: 0 0 14px;
}

.vse-h2 {
  font-size: 42px;
  line-height: 1.05;
  font-weight: 800;
  margin: 0 0 12px;
}

.vse-subtitle {
  color: var(--muted2);
  letter-spacing: .22em;
  text-transform: uppercase;
  font-size: 13px;
  margin: 0 0 14px;
}

/* =========================
   Links / Actions
   ========================= */
.vse-actions {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
  margin-top: 8px;
}

.vse-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--text);
  font-weight: 650;
  border-bottom: 1px solid rgba(255, 255, 255, .22);
  padding-bottom: 2px;
}

.vse-link--muted {
  color: var(--muted);
  border-bottom-color: rgba(255, 255, 255, .14);
}

.vse-divider {
  height: 1px;
  background: var(--line2);
  margin: 32px 0;
  border: none;
}

/* =========================
   Cards & Grids
   ========================= */
.vse-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  margin-top: 18px;
}

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

.vse-grid-sectors {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 32px;
}

.vse-card {
  background: var(--surface-2) !important;
  /* Solid contrast surface */
  border: 1px solid var(--border);
  border-radius: var(--radius2);
  padding: 24px 22px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, .2);
}

.vse-card__kicker {
  letter-spacing: .22em;
  text-transform: uppercase;
  font-size: 12px;
  color: var(--muted2);
  margin-bottom: 10px;
}

.vse-card__title {
  margin: 0 0 10px;
  font-size: 32px;
  line-height: 1.08;
  font-weight: 780;
}

.vse-card__meta {
  margin: 0 0 12px;
  color: var(--muted);
  font-size: 16px;
}

.vse-card__text {
  margin: 0 0 14px;
  color: var(--muted);
  font-size: 16px;
}

.vse-tech-img {
  width: auto;
  max-width: 85%;
  /* Reduced to give breathing room */
  height: auto;
  border-radius: var(--radius2);
  border: 1px solid var(--border);
  margin: 14px auto;
  display: block;
  box-shadow: 0 15px 50px rgba(0, 0, 0, .5);
}

.vse-feature-grid {
  display: grid;
  grid-template-columns: 1fr 3fr;
  gap: 48px;
  align-items: center;
  margin-top: 24px;
  text-align: center;
  /* Centering text in its column */
}

/* Ensure paragraph alignment inside the grid column stays readable */
.vse-feature-grid>div p {
  margin-left: auto;
  margin-right: auto;
}

@media (max-width: 980px) {
  .vse-feature-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

/* =========================
   Form Elements
   ========================= */
.vse-form {
  margin-top: 14px;
}

.vse-form__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

.vse-field {
  width: 100%;
}

.vse-label {
  display: block;
  margin: 0 0 8px;
  font-weight: 650;
  color: var(--muted);
  letter-spacing: .02em;
}

.vse-input,
.vse-textarea {
  width: 100%;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, .18);
  background: rgba(0, 0, 0, .25);
  color: var(--text);
  padding: 12px 14px;
  outline: none;
}

.vse-input::placeholder,
.vse-textarea::placeholder {
  color: rgba(255, 255, 255, .4);
}

.vse-input:focus,
.vse-textarea:focus {
  border-color: rgba(255, 255, 255, .32);
  box-shadow: 0 0 0 3px rgba(255, 255, 255, .05);
}

.vse-cta {
  background: var(--text);
  color: var(--bg);
  border: none;
  padding: 14px 28px;
  border-radius: 12px;
  font-weight: 750;
  cursor: pointer;
  transition: transform 0.2s;
  margin-top: 14px;
}

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

.vse-check {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.3;
  margin-top: 12px;
}

.vse-check input {
  margin-top: 3px;
  accent-color: rgba(255, 255, 255, .85);
}

/* =========================
   Footer
   ========================= */
.vse-footer {
  padding: 64px 0 48px;
  border-top: 1px solid var(--line2);
  margin-top: 64px;
  background: transparent;
}

.vse-footer__grid {
  display: grid;
  grid-template-columns: 1.5fr 1.2fr 1fr;
  gap: 44px;
  margin-bottom: 48px;
}

.vse-footer__col {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.vse-footer__title {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .18em;
  color: var(--muted2);
  margin: 0 0 4px;
  font-weight: 700;
}

.vse-footer__brand {
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
  font-size: 16px;
  color: var(--text);
  margin-bottom: 4px;
}

.vse-footer__text {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.6;
  margin: 0;
}

.vse-footer__link {
  font-size: 14px;
  color: var(--muted);
  transition: color 0.2s;
  display: inline-block;
}

.vse-footer__link:hover {
  color: var(--text);
}

.vse-footer__bottom {
  padding-top: 24px;
  border-top: 1px solid var(--line2);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.vse-footer__meta {
  font-size: 12px;
  color: var(--muted2);
}

/* =========================
   Responsive
   ========================= */
@media (max-width: 980px) {
  .vse-section-title {
    font-size: 36px
  }

  .vse-hero__title,
  .vse-h1 {
    font-size: 48px
  }

  .vse-grid-2 {
    grid-template-columns: 1fr
  }

  .vse-grid-3 {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .vse-grid-sectors {
    grid-template-columns: 1fr 1fr;
  }

  .vse-hero {
    padding: 44px 26px
  }

  .vse-section-frame {
    padding: 28px 22px
  }

  .vse-footer__grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

@media (max-width: 520px) {

  .vse-hero__title,
  .vse-h1 {
    font-size: 40px
  }

  .vse-section-title,
  .vse-h2 {
    font-size: 32px
  }

  .vse-hero__lead,
  .vse-lead {
    font-size: 16px
  }

  .vse-nav {
    gap: 14px
  }

  .vse-logo-img {
    height: 28px
  }

  .vse-footer__logo {
    height: 40px;
    margin-bottom: 12px
  }
}

@media (max-width: 650px) {
  .vse-grid-sectors {
    grid-template-columns: 1fr;
  }
}