:root {
  color-scheme: dark;
  --bg: #07111f;
  --panel: #101d2f;
  --panel-strong: #152b47;
  --ink: #f5f8ff;
  --muted: #a9b7ca;
  --line: rgba(209, 224, 255, 0.16);
  --accent: #7dd3fc;
  --accent-2: #d6b36a;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 18% 18%, rgba(125, 211, 252, 0.2), transparent 28rem),
    radial-gradient(circle at 82% 12%, rgba(214, 179, 106, 0.16), transparent 24rem),
    linear-gradient(135deg, #050a12, var(--bg));
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.access-shell {
  align-items: center;
  display: grid;
  gap: 2rem;
  grid-template-columns: minmax(0, 1fr) minmax(340px, 0.75fr);
  margin: 0 auto;
  max-width: 1160px;
  min-height: calc(100vh - 5rem);
  padding: 4rem 1.25rem 2rem;
}

.brand-panel,
.login-card {
  border: 1px solid var(--line);
  border-radius: 2rem;
  box-shadow: 0 2rem 6rem rgba(0, 0, 0, 0.28);
}

.brand-panel {
  background: linear-gradient(145deg, rgba(16, 29, 47, 0.82), rgba(10, 20, 34, 0.62));
  padding: clamp(2rem, 5vw, 4rem);
}

.mark {
  align-items: center;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  border-radius: 1.4rem;
  color: #05111d;
  display: inline-flex;
  font-size: 1.25rem;
  font-weight: 900;
  height: 4.2rem;
  justify-content: center;
  letter-spacing: -0.05em;
  width: 4.2rem;
}

.eyebrow {
  color: var(--accent);
  font-size: 0.76rem;
  font-weight: 900;
  letter-spacing: 0.18em;
  margin-top: 1.5rem;
  text-transform: uppercase;
}

h1,
h2,
p {
  margin-top: 0;
}

h1 {
  font-size: clamp(4rem, 10vw, 8.8rem);
  letter-spacing: -0.08em;
  line-height: 0.86;
  margin-bottom: 1.25rem;
}

h2 {
  font-size: clamp(2.2rem, 4vw, 4rem);
  letter-spacing: -0.06em;
  line-height: 0.92;
  margin-bottom: 1rem;
}

p {
  color: var(--muted);
  font-size: 1.08rem;
  line-height: 1.7;
}

.signal-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 2rem;
}

.signal-grid span {
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--ink);
  padding: 0.65rem 0.9rem;
}

.login-card {
  background: rgba(245, 248, 255, 0.96);
  color: #101827;
  padding: 2rem;
}

.login-card .eyebrow {
  color: #286f94;
  margin-top: 0;
}

.login-card p {
  color: #5d6878;
}

.form {
  display: grid;
  gap: 0.9rem;
  margin-top: 1.5rem;
}

label {
  color: #566174;
  display: grid;
  font-size: 0.78rem;
  font-weight: 900;
  gap: 0.35rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

input {
  background: #ffffff;
  border: 1px solid #dbe3ef;
  border-radius: 999px;
  color: #101827;
  font-size: 1rem;
  padding: 0.95rem 1rem;
}

button {
  background: #07111f;
  border: 0;
  border-radius: 999px;
  color: #ffffff;
  cursor: pointer;
  font-weight: 900;
  padding: 1rem 1.2rem;
}

.note {
  border-top: 1px solid #dbe3ef;
  font-size: 0.92rem;
  margin-top: 1.4rem;
  padding-top: 1rem;
}

.showcase {
  background: linear-gradient(135deg, rgba(7, 17, 31, 0.06), rgba(40, 111, 148, 0.1));
  border: 1px solid #dbe3ef;
  border-radius: 1.5rem;
  margin-top: 1.5rem;
  padding: 1.25rem;
}

.showcase .eyebrow {
  margin-bottom: 0.7rem;
}

h3 {
  font-size: 1.35rem;
  letter-spacing: -0.04em;
  margin: 0 0 0.5rem;
}

footer {
  color: var(--muted);
  margin: 0 auto;
  max-width: 1160px;
  padding: 0 1.25rem 2rem;
}

@media (max-width: 820px) {
  .access-shell {
    grid-template-columns: 1fr;
  }
}