:root {
  --bg: #0a0a0f;
  --ink: #e6e6f0;
  --muted: #9aa0a6;
  --crimson: #b3193b;
  --violet: #6b4fd6;
  --card: #11121a;
}

* {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
}

body {
  margin: 0;
  font-family:
    ui-sans-serif,
    system-ui,
    -apple-system,
    Segoe UI,
    Roboto,
    "Helvetica Neue",
    Arial;
  background:
    radial-gradient(
      1200px 800px at 10% -10%,
      rgba(107, 79, 214, 0.07),
      transparent 60%
    ),
    radial-gradient(
      900px 600px at 90% 10%,
      rgba(179, 25, 59, 0.08),
      transparent 60%
    ),
    var(--bg);
  color: var(--ink);
  line-height: 1.6;
  overflow-x: hidden;
}

body.diagnostic {
  background:
    repeating-linear-gradient(
      0deg,
      rgba(255, 255, 255, 0.015) 0 2px,
      transparent 2px 4px
    ),
    radial-gradient(
      900px 600px at 80% -10%,
      rgba(179, 25, 59, 0.11),
      transparent 60%
    ),
    radial-gradient(
      1100px 700px at 10% -10%,
      rgba(107, 79, 214, 0.12),
      transparent 60%
    ),
    var(--bg);
}

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

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 24px;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo {
  width: 28px;
  height: 28px;
}

.wordmark {
  font-weight: 700;
  letter-spacing: 0.14em;
}

.navlinks {
  display: flex;
  align-items: center;
  gap: 18px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 16px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 12px;
  background: linear-gradient(#141623, #11121a);
  color: var(--ink);
  cursor: pointer;
}

.btn:hover {
  border-color: rgba(255, 255, 255, 0.24);
}

.btn-primary {
  border-color: transparent;
  background: linear-gradient(
    180deg,
    rgba(107, 79, 214, 0.9),
    rgba(179, 25, 59, 0.9)
  );
  box-shadow: 0 10px 30px rgba(107, 79, 214, 0.22);
}

.btn-primary:hover {
  box-shadow: 0 14px 40px rgba(179, 25, 59, 0.32);
}

.hero {
  position: relative;
  padding: 48px 0 28px;
}

.title {
  margin: 6px 0 12px;
  font-size: clamp(32px, 4.5vw, 64px);
  line-height: 1.05;
  letter-spacing: 0.01em;
}

.subtitle {
  max-width: 820px;
  color: var(--muted);
  font-size: clamp(16px, 2.2vw, 20px);
}

.grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 18px;
  margin-top: 42px;
}

.card {
  grid-column: span 6;
  padding: 20px;
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 18px;
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.02),
    rgba(255, 255, 255, 0.01)
  );
}

.card h3 {
  margin: 0 0 8px;
}

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

.testis {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 36px;
}

.t {
  padding: 16px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 16px;
  background: var(--card);
  font-size: 15px;
}

.t small {
  display: block;
  margin-top: 10px;
  color: #c6c6d4;
}

footer {
  margin-top: 60px;
  padding: 24px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  color: var(--muted);
}

.render-offset {
  position: relative;
  display: inline-block;
}

.render-offset::before,
.render-offset::after {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  overflow: hidden;
  clip-path: inset(0 0 0 0);
  content: attr(data-label);
}

.render-offset::before {
  left: 1px;
  text-shadow: -1px 0 #6b4fd6;
}

.render-offset::after {
  left: -1px;
  text-shadow: 1px 0 #b3193b;
}

body.diagnostic .t,
body.diagnostic .card {
  border-color: rgba(179, 25, 59, 0.22);
}

body.diagnostic .wordmark {
  text-shadow: 0 0 18px rgba(179, 25, 59, 0.25);
}

.wrap {
  max-width: 900px;
  margin: 0 auto;
  padding: 28px;
}

.wrap-narrow {
  max-width: 760px;
}

.wrap p {
  color: #cfd2ff;
}

details {
  padding: 14px;
  margin-top: 12px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 14px;
  background: #11121a;
}

summary {
  font-weight: 600;
  cursor: pointer;
}

.err {
  padding: 10px;
  margin: 10px 0;
  border: 1px dashed rgba(107, 79, 214, 0.3);
  border-radius: 10px;
  background: rgba(107, 79, 214, 0.08);
  color: #e4d6ff;
  font-family:
    ui-monospace,
    SFMono-Regular,
    Menlo,
    Consolas;
}

.row {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 10px;
}

@media (max-width: 900px) {
  .card {
    grid-column: span 12;
  }

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

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.footer-links {
  gap: 14px;
}

.support-form {
  display: grid;
  gap: 10px;
  margin-top: 18px;
}

.support-form label {
  color: var(--ink);
  font-size: 0.9rem;
  font-weight: 600;
}

.support-form input,
.support-form select,
.support-form textarea {
  width: 100%;
  padding: 11px 12px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 12px;
  background: rgba(10, 10, 15, 0.72);
  color: var(--ink);
  font: inherit;
}

.support-form input:focus,
.support-form select:focus,
.support-form textarea:focus {
  outline: none;
  border-color: rgba(107, 79, 214, 0.8);
  box-shadow: 0 0 0 3px rgba(107, 79, 214, 0.18);
}

.support-form textarea {
  resize: vertical;
  min-height: 140px;
}

.support-form ::placeholder {
  color: rgba(230, 230, 240, 0.42);
}

.support-btn {
  margin: 15px;
}

.form-note {
  margin: 4px 0 10px;
  color: var(--muted);
  font-size: 0.9rem;
}