/* ==========================================================================
   SITE-GATE.CSS — Fullscreen login overlay for password-protected sites.
   ========================================================================== */

body.site-gate-active {
  overflow: hidden;
}

.site-gate-overlay {
  position: fixed;
  inset: 0;
  z-index: 999999;
  background: linear-gradient(135deg, var(--color-primary, #1a365d) 0%, #0d1f3a 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  animation: site-gate-fade-in 200ms ease-out;
}

@keyframes site-gate-fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

.site-gate-card {
  background: #fff;
  border-radius: 16px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.35);
  padding: 2.5rem 2rem 2rem;
  width: 100%;
  max-width: 380px;
  text-align: center;
  font-family: var(--font-body, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif);
}

.site-gate-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin: 0 0 0.5rem;
  color: var(--color-primary, #1a365d);
  font-family: var(--font-heading, Georgia, serif);
}

.site-gate-subtitle {
  font-size: 0.95rem;
  color: #64748b;
  margin: 0 0 1.5rem;
  line-height: 1.4;
}

.site-gate-form {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  text-align: left;
}

.site-gate-label {
  font-size: 0.875rem;
  font-weight: 500;
  color: #334155;
}

.site-gate-form input[type="password"] {
  padding: 0.75rem 1rem;
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  font-size: 1rem;
  width: 100%;
  box-sizing: border-box;
  font-family: inherit;
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
  background: #fff;
  color: #0f172a;
}

.site-gate-form input[type="password"]:focus {
  border-color: var(--color-accent, #c8a960);
  box-shadow: 0 0 0 3px rgba(200, 169, 96, 0.18);
}

.site-gate-submit {
  margin-top: 0.5rem;
  padding: 0.85rem 1rem;
  background: var(--color-accent, #c8a960);
  color: #fff;
  border: 0;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  font-family: inherit;
  transition: background-color 0.15s, transform 0.05s;
}

.site-gate-submit:hover:not(:disabled) {
  filter: brightness(0.93);
}

.site-gate-submit:active:not(:disabled) {
  transform: translateY(1px);
}

.site-gate-submit:disabled {
  opacity: 0.65;
  cursor: not-allowed;
}

.site-gate-error {
  margin: 0.75rem 0 0;
  font-size: 0.875rem;
  color: #dc2626;
  min-height: 1.25rem;
  visibility: hidden;
}

.site-gate-error.visible {
  visibility: visible;
}