body {
  min-height: 100vh;
  background: var(--hc-bg);
  color: var(--hc-text);
}
.hc-auth-page {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  background:
    radial-gradient(
      circle at 15% 15%,
      rgba(121, 243, 203, 0.12),
      transparent 28%
    ),
    linear-gradient(135deg, #0b0d10, #151a20);
}
.hc-auth-visual {
  padding: 70px clamp(30px, 7vw, 100px);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border-right: 1px solid var(--hc-line);
}
.hc-auth-visual h1 {
  max-width: 620px;
  font-size: clamp(42px, 5vw, 72px);
  line-height: 1.08;
}
.hc-auth-visual h1 span {
  color: var(--hc-brand);
}
.hc-auth-visual p {
  max-width: 600px;
  margin-top: 24px;
  color: var(--hc-muted);
  line-height: 1.9;
}
.hc-auth-list {
  display: grid;
  gap: 14px;
  margin-top: 36px;
}
.hc-auth-list div {
  display: flex;
  gap: 10px;
  color: #cfd8dc;
  font-size: 13px;
}
.hc-auth-list div::before {
  content: "✓";
  color: var(--hc-brand);
}
.hc-auth-main {
  padding: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.hc-auth-card {
  width: min(470px, 100%);
  padding: 34px;
  border: 1px solid var(--hc-line);
  border-radius: 24px;
  background: rgba(18, 23, 28, 0.92);
  box-shadow: var(--hc-shadow);
}
.hc-auth-card h2 {
  font-size: 28px;
}
.hc-auth-card > p {
  margin: 8px 0 25px;
  color: var(--hc-muted);
  font-size: 13px;
}
.hc-auth-form {
  display: grid;
  gap: 16px;
}
.hc-auth-submit {
  margin-top: 6px;
  width: 100%;
}
.hc-auth-switch {
  margin-top: 22px;
  text-align: center;
  color: var(--hc-muted);
  font-size: 12px;
}
.hc-auth-switch a {
  color: var(--hc-brand);
}
.hc-auth-error {
  display: none;
  padding: 11px 13px;
  border: 1px solid rgba(255, 120, 120, 0.22);
  border-radius: 10px;
  background: rgba(255, 120, 120, 0.08);
  color: #ffaaaa;
  font-size: 12px;
}
.hc-auth-error.is-visible {
  display: block;
}
@media (max-width: 850px) {
  .hc-auth-page {
    grid-template-columns: 1fr;
  }
  .hc-auth-visual {
    display: none;
  }
  .hc-auth-main {
    padding: 24px;
    min-height: 100vh;
  }
}