/* Sign-In Hub & External Flow */

.sign-hub-page {
  margin: 0;
  min-height: 100vh;
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
  color: #eef6ff;
  background:
    radial-gradient(800px 500px at -10% -20%, rgba(59, 130, 246, 0.12), transparent 70%),
    radial-gradient(600px 500px at 110% 10%, rgba(24, 199, 184, 0.12), transparent 65%),
    var(--bg-primary);
}

.sign-hub-wrap {
  max-width: 840px;
  margin: 0 auto;
  padding: 72px 24px 56px;
}

.sign-kicker {
  margin: 0;
  display: inline-block;
  padding: 4px 10px;
  border: 1px solid rgba(125, 214, 255, 0.42);
  border-radius: 999px;
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #b8e7ff;
  background: rgba(13, 25, 34, 0.72);
}

.sign-hub-wrap h1 {
  margin: 14px 0 10px;
  font-size: clamp(1.8rem, 4vw, 2.7rem);
  line-height: 1.1;
}

.sign-copy {
  margin: 0 0 28px;
  max-width: 60ch;
  color: #c0d1de;
}

/* Access list (external flow) */
.sign-access-list {
  margin: 0 0 24px;
  padding: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.sign-access-list li {
  display: inline-block;
  padding: 3px 10px;
  border: 1px solid var(--border-secondary);
  border-radius: 999px;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--tag-dev);
  background: rgba(255, 255, 255, 0.6);
}

/* Flow grid (hub page) */
.sign-flow-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.sign-flow-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 24px;
  border: 1px solid rgba(125, 214, 255, 0.3);
  border-radius: 16px;
  min-height: 190px;
  background: linear-gradient(165deg, rgba(10, 23, 35, 0.93), rgba(20, 37, 50, 0.88));
  text-decoration: none;
  color: #f0f8ff;
  transition: border-color 0.15s, box-shadow 0.15s, transform 0.15s;
}

.sign-flow-card:hover {
  border-color: #7dd6ff;
  box-shadow: 0 12px 32px rgba(59, 130, 246, 0.28);
  transform: translateY(-2px);
}

.sign-flow-card h2 {
  margin: 0;
  font-size: 1.15rem;
}

.sign-flow-card p {
  margin: 0;
  font-size: 0.92rem;
  color: #c7d8e6;
  line-height: 1.45;
}

.sign-flow-card span {
  margin-top: auto;
  font-size: 0.86rem;
  font-weight: 600;
  color: #85caff;
}

/* Auth panel (external flow) */
.auth-panel {
  display: none;
  padding: 28px;
  border: 1px solid var(--border-secondary);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.85);
}

.auth-panel.is-active {
  display: block;
}

.auth-panel h2 {
  margin: 0 0 8px;
  font-size: 1.15rem;
}

.auth-panel p {
  margin: 0 0 16px;
  color: var(--fg-secondary);
  font-size: 0.9rem;
}

.cta-link {
  display: inline-block;
  padding: 10px 20px;
  border: 1px solid var(--tag-dev);
  border-radius: 8px;
  text-decoration: none;
  font-weight: 500;
  font-size: 0.9rem;
  color: var(--tag-dev);
  transition: background 0.15s, color 0.15s;
}

.cta-link:hover {
  background: var(--tag-dev);
  color: #fff;
}

/* Footnote */
.sign-footnote {
  margin-top: 32px;
  font-size: 0.85rem;
}

.sign-footnote a {
  color: #c8d9e8;
}

@media (max-width: 600px) {
  .sign-hub-wrap {
    padding: 36px 16px 32px;
  }

  .sign-flow-grid {
    grid-template-columns: 1fr;
  }
}