/* Sign-in gate shown on Index and About when a link leaves those pages. */

.captl-auth {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px 16px;
  background: rgba(0, 8, 45, 0.55);
  font-family: "DM Sans", sans-serif;
}

.captl-auth.is-open {
  display: flex;
}

.captl-auth-dialog {
  width: min(100%, 420px);
  background: var(--captl-surface, #fff);
  color: var(--captl-text-primary, #07175c);
  border: 1px solid var(--captl-border, #dfe5f2);
  border-radius: var(--captl-radius-xl, 16px);
  box-shadow: 0 20px 45px rgba(7, 23, 92, 0.18);
  padding: 28px 28px 24px;
}

.captl-auth-dialog h2 {
  margin: 0 0 8px;
  font-family: "DM Sans", sans-serif;
  font-size: 28px;
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.03em;
  color: var(--captl-text-primary, #07175c);
}

.captl-page .captl-auth-copy {
  margin: 0 0 22px;
  color: var(--captl-text-muted, #7a879f);
  font-size: 15px;
  line-height: 1.5;
}

.captl-auth-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 14px;
}

.captl-auth-field label {
  font-size: 13px;
  font-weight: 600;
  color: var(--captl-text-secondary, #38414c);
}

.captl-auth-field input {
  width: 100%;
  min-height: 44px;
  padding: 10px 14px;
  border: 1px solid var(--captl-border-strong, #cbd6ea);
  border-radius: var(--captl-radius-md, 8px);
  background: var(--captl-canvas, #fff);
  color: var(--captl-text-primary, #07175c);
  font-family: inherit;
  font-size: 15px;
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.captl-auth-field input:focus {
  border-color: var(--captl-blue, #1646e0);
  box-shadow: 0 0 0 3px rgba(22, 70, 224, 0.15);
}

.captl-auth-field input.is-invalid {
  border-color: var(--captl-negative, #e53935);
}

.captl-auth-field input.is-invalid:focus {
  border-color: var(--captl-negative, #e53935);
  box-shadow: 0 0 0 3px rgba(229, 57, 53, 0.15);
}

.captl-page .captl-auth-error,
.captl-page .captl-auth-alert {
  margin: 0;
  color: #b42318;
  font-size: 14px;
  font-weight: 600;
  line-height: 1.4;
}

.captl-page .captl-auth-alert {
  margin-bottom: 14px;
  padding: 10px 12px;
  border: 1px solid #f5c2c0;
  border-radius: var(--captl-radius-md, 8px);
  background: #fdecea;
}

.captl-auth-alert:focus {
  outline: none;
}

.captl-auth-submit {
  width: 100%;
  min-height: 44px;
  margin-top: 6px;
  border: 1px solid var(--captl-blue, #1646e0);
  border-radius: var(--captl-radius-md, 8px);
  background: var(--captl-blue, #1646e0);
  color: #fff;
  font-family: inherit;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.01em;
  text-transform: uppercase;
  cursor: pointer;
  box-shadow: 0 4px 14px rgba(18, 96, 244, 0.18);
  transition: background 0.2s ease, transform 0.2s ease;
}

.captl-auth-submit:hover {
  background: #0d4fd0;
  border-color: #0d4fd0;
  transform: translateY(-1px);
}

.captl-auth-close {
  display: block;
  width: fit-content;
  margin: 16px auto 0;
  color: var(--captl-blue, #1646e0);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
}

.captl-auth-close:hover {
  color: #0d4fd0;
  text-decoration: underline;
}

[data-theme="dark"] .captl-auth {
  background: rgba(0, 0, 0, 0.62);
}

[data-theme="dark"] .captl-auth-dialog {
  background: rgba(15, 23, 42, 0.98);
  color: #fff;
  border-color: rgba(255, 255, 255, 0.08);
  box-shadow: 0 20px 45px rgba(0, 0, 0, 0.35);
}

[data-theme="dark"] .captl-auth-dialog h2 {
  color: #fff;
}

[data-theme="dark"] .captl-auth-copy,
[data-theme="dark"] .captl-auth-field label {
  color: #98a2b3;
}

[data-theme="dark"] .captl-auth-field input {
  background: rgba(255, 255, 255, 0.04);
  color: #fff;
  border-color: rgba(255, 255, 255, 0.12);
}

[data-theme="dark"] .captl-auth-close {
  color: #8eb6ff;
}