/* Vetworx.ai — company-first night-ops. System: .design/DESIGN.md */
:root {
  --color-ink: #1a2d48;
  --color-ink-deep: #142438;
  --color-panel: #243a58;
  --color-raised: #2d4a6c;
  --color-edge: #2f6d72;
  --color-edge-hot: #3d8a88;
  --color-mute: #8b9bb4;
  --color-body: #d0dae8;
  --color-bright: #f2f6fc;
  --color-phosphor: #17c9b5;
  --color-phosphor-ink: #02110f;
  --color-live: #17c9b5;
  --color-alert: #e06b6b;
  --color-brand-red: #e31c3d;
  --color-brand-mid: #7a3cff;
  --color-brand-blue: #2b6bff;
  --grad-brand: linear-gradient(90deg, #e31c3d 0%, #7a3cff 50%, #2b6bff 100%);

  --font-sans: "IBM Plex Sans", ui-sans-serif, system-ui, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;

  --font-weight-regular: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;

  --page-max-width: 1280px;
  --scroll-offset: 112px;
  --section-gap: 88px;
  --card-padding: 24px;

  --radius-controls: 8px;
  --radius-cards: 14px;
  --radius-pulse: 9999px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--scroll-offset);
}

#building, #why, #how, #msp, #offerings, #about, #trust, #doors, #contact, #main {
  scroll-margin-top: var(--scroll-offset);
}

body {
  font-family: var(--font-sans);
  font-weight: var(--font-weight-regular);
  font-size: 17px;
  line-height: 1.65;
  letter-spacing: -0.01em;
  background:
    radial-gradient(ellipse 90% 55% at 82% 8%, rgba(23, 201, 181, 0.16), transparent 58%),
    radial-gradient(ellipse 70% 45% at 8% 88%, rgba(46, 92, 180, 0.14), transparent 52%),
    var(--color-ink);
  color: var(--color-body);
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; color: inherit; }

.skip {
  position: absolute;
  left: 12px;
  top: -40px;
  background: var(--color-phosphor);
  color: var(--color-phosphor-ink);
  padding: 8px 12px;
  border-radius: var(--radius-controls);
  z-index: 200;
  font-size: 14px;
  font-weight: var(--font-weight-semibold);
}
.skip:focus { top: 12px; }

.container {
  max-width: var(--page-max-width);
  margin: 0 auto;
  padding: 0 28px;
}

/* ── Nav ── */
.site-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 28px;
  background: rgba(26, 45, 72, 0.94);
  border-bottom: 0;
}
.site-nav::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 2px;
  background: var(--grad-brand);
  opacity: 0.9;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--color-bright);
  font-size: 16px;
  font-weight: var(--font-weight-semibold);
  letter-spacing: -0.015em;
}

.nav-mark,
.footer-mark {
  width: 36px;
  height: 36px;
  object-fit: contain;
  flex-shrink: 0;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
}

.nav-links a {
  color: var(--color-body);
  font-size: 14px;
  font-weight: var(--font-weight-medium);
  padding: 8px 12px;
  border-radius: var(--radius-controls);
}
.nav-links a:hover { color: var(--color-bright); }
.nav-links a.btn-phosphor,
.nav-links a.btn-phosphor:hover {
  color: var(--color-phosphor-ink);
  font-size: 15px;
  font-weight: var(--font-weight-semibold);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: border-color 0.15s ease, background 0.15s ease, color 0.15s ease;
}

.btn-phosphor {
  background: var(--color-phosphor);
  color: var(--color-phosphor-ink);
  border-radius: var(--radius-controls);
  padding: 12px 18px;
  font-size: 15px;
  font-weight: var(--font-weight-semibold);
  letter-spacing: -0.01em;
}
.btn-phosphor:hover { filter: brightness(1.05); }

.site-nav .btn-phosphor {
  padding: 8px 14px;
  font-size: 15px;
  font-weight: var(--font-weight-semibold);
  color: var(--color-phosphor-ink);
}

.btn-ghost {
  background: var(--color-raised);
  color: var(--color-bright);
  border: 1px solid var(--color-edge);
  border-radius: var(--radius-controls);
  padding: 11px 16px;
  font-size: 15px;
  font-weight: var(--font-weight-medium);
}
.btn-ghost:hover { border-color: var(--color-edge-hot); background: var(--color-panel); }

.menu-toggle {
  display: none;
  background: none;
  border: 0;
  padding: 4px;
  cursor: pointer;
}
.menu-toggle span {
  display: block;
  width: 18px;
  height: 1.5px;
  background: var(--color-bright);
  margin: 5px 0;
}

#mobile-nav {
  display: none;
  position: fixed;
  top: 64px; left: 0; right: 0;
  background: var(--color-ink);
  border-bottom: 1px solid var(--color-edge);
  padding: 12px 28px 20px;
  z-index: 99;
}
#mobile-nav.open { display: block; }
#mobile-nav a {
  display: block;
  padding: 12px 0;
  font-size: 16px;
  color: var(--color-body);
  border-bottom: 1px solid var(--color-edge);
}
#mobile-nav a:last-child {
  border: 0;
  margin-top: 10px;
  background: var(--color-phosphor);
  color: var(--color-phosphor-ink);
  border-radius: var(--radius-controls);
  padding: 12px 16px;
  text-align: center;
  font-weight: var(--font-weight-semibold);
}

.mono {
  font-family: var(--font-mono);
  font-weight: 400;
}

/* ── Legal / 404 ── */
.legal-main {
  max-width: 720px;
  margin: 0 auto;
  padding: 120px 28px 96px;
}

.legal-main h1 {
  color: var(--color-bright);
  font-size: clamp(32px, 5vw, 44px);
  font-weight: var(--font-weight-semibold);
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin-bottom: 12px;
}

.legal-main .meta {
  color: var(--color-mute);
  font-size: 14px;
  margin-bottom: 36px;
}

.legal-main h2 {
  color: var(--color-bright);
  font-size: 20px;
  font-weight: var(--font-weight-semibold);
  letter-spacing: -0.015em;
  line-height: 1.35;
  margin: 32px 0 10px;
}

.legal-main p,
.legal-main li {
  color: var(--color-body);
  margin-bottom: 14px;
}

.legal-main ul { padding-left: 20px; }

.legal-main a {
  color: var(--color-phosphor);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-404 {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.page-404 main {
  max-width: 640px;
  margin: auto;
  padding: 120px 28px 80px;
}

.page-404 h1 {
  color: var(--color-bright);
  font-size: clamp(32px, 5vw, 44px);
  font-weight: var(--font-weight-semibold);
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin-bottom: 16px;
}

.page-404 p {
  color: var(--color-body);
  margin-bottom: 28px;
  max-width: 36rem;
}

.site-footer {
  border-top: 0;
  padding: 32px 28px;
  position: relative;
}
.site-footer::before {
  content: "";
  position: absolute;
  left: 0; right: 0; top: 0;
  height: 2px;
  background: var(--grad-brand);
  opacity: 0.9;
}

.footer-inner {
  max-width: var(--page-max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  align-items: center;
  column-gap: 24px;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  justify-self: start;
  color: var(--color-bright);
  font-size: 14px;
  font-weight: var(--font-weight-semibold);
}

.footer-meta {
  justify-self: center;
  color: var(--color-body);
  font-size: 13px;
  line-height: 1.6;
  text-align: center;
}

.footer-meta a { color: var(--color-body); }
.footer-meta a:hover { color: var(--color-bright); }

.footer-desk {
  justify-self: end;
  font-size: 13px;
  font-weight: var(--font-weight-medium);
  color: var(--color-body);
}

@media (max-width: 860px) {
  .nav-links { display: none; }
  .menu-toggle { display: block; }
  .footer-inner {
    grid-template-columns: 1fr;
    justify-items: center;
    row-gap: 12px;
    text-align: center;
  }
  .footer-brand, .footer-desk { justify-self: center; }
}