/* ============================================================
   Auth CSS — HypeCity Tycoon · Phase D Foundation
   Auth modal, user menu, lock modals, cooldown indicators
   ============================================================ */

/* ── Auth Modal Backdrop ───────────────────────────────── */
.auth-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  z-index: 300;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
  opacity: 0;
  transition: opacity 0.3s ease;
  overflow-y: auto;
}

.auth-modal-backdrop--visible {
  opacity: 1;
}

/* ── Auth Modal Card ───────────────────────────────────── */
.auth-modal-card {
  background: var(--color-surface-elevated);
  border: 1px solid var(--color-border-default);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-modal);
  max-width: 420px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
}

.auth-modal__header {
  padding: var(--space-4) var(--space-4) var(--space-2);
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
}

.auth-modal__title {
  font-size: var(--text-lg);
  font-weight: var(--weight-bold);
  color: var(--color-text-primary);
}

.auth-modal__close {
  background: none;
  border: none;
  color: var(--color-text-tertiary);
  font-size: 18px;
  cursor: pointer;
  padding: 4px;
  line-height: 1;
}

.auth-modal__close:hover {
  color: var(--color-text-primary);
}

/* ── Body ──────────────────────────────────────────────── */
.auth-modal__body {
  padding: 0 var(--space-4) var(--space-3);
}

.auth-modal__value-prop {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-4);
  line-height: var(--leading-relaxed);
}

/* ── OAuth Button ──────────────────────────────────────── */
.auth-modal__oauth-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  width: 100%;
  padding: var(--space-2) var(--space-4);
  border: 1px solid var(--color-border-default);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  color: var(--color-text-primary);
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: var(--weight-semibold);
  cursor: pointer;
  transition: all var(--transition-hover);
}

.auth-modal__oauth-btn:hover {
  border-color: var(--color-primary);
  background: var(--color-surface-elevated);
}

.auth-modal__oauth-btn svg {
  flex-shrink: 0;
}

/* ── Divider ───────────────────────────────────────────── */
.auth-modal__divider {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin: var(--space-4) 0;
  font-size: var(--text-xs);
  color: var(--color-text-disabled);
}

.auth-modal__divider::before,
.auth-modal__divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--color-border-subtle);
}

/* ── Form ──────────────────────────────────────────────── */
.auth-modal__form {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.auth-modal__field {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.auth-modal__field label {
  font-size: var(--text-xs);
  color: var(--color-text-tertiary);
  font-weight: var(--weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.auth-modal__field input {
  padding: var(--space-2) var(--space-3);
  border: 1px solid var(--color-border-default);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  color: var(--color-text-primary);
  font-family: var(--font-body);
  font-size: var(--text-base);
  transition: border-color var(--transition-hover);
}

.auth-modal__field input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 2px rgba(0, 232, 204, 0.15);
}

.auth-modal__field input::placeholder {
  color: var(--color-text-disabled);
}

.auth-modal__submit {
  padding: var(--space-2) var(--space-4);
  background: var(--color-primary);
  color: var(--color-bg);
  border: none;
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: var(--weight-bold);
  cursor: pointer;
  transition: all var(--transition-hover);
  margin-top: var(--space-1);
}

.auth-modal__submit:hover {
  opacity: 0.9;
}

.auth-modal__submit:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* ── Error ─────────────────────────────────────────────── */
.auth-modal__error {
  display: none;
  font-size: var(--text-sm);
  color: var(--color-error);
  background: rgba(255, 71, 71, 0.08);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  margin-top: var(--space-2);
}

/* ── Links ─────────────────────────────────────────────── */
.auth-modal__link {
  background: none;
  border: none;
  color: var(--color-primary);
  cursor: pointer;
  font-family: var(--font-body);
  font-size: inherit;
  text-decoration: underline;
  padding: 0;
}

.auth-modal__link:hover {
  opacity: 0.8;
}

.auth-modal__forgot {
  align-self: flex-end;
  font-size: var(--text-xs);
  margin-top: calc(-1 * var(--space-1));
}

.auth-modal__switch {
  text-align: center;
  font-size: var(--text-sm);
  color: var(--color-text-tertiary);
  margin-top: var(--space-3);
}

/* ── Footer ────────────────────────────────────────────── */
.auth-modal__footer {
  padding: var(--space-2) var(--space-4) var(--space-3);
  border-top: 1px solid var(--color-border-subtle);
}

.auth-modal__dismiss {
  background: none;
  border: none;
  color: var(--color-text-disabled);
  font-family: var(--font-body);
  font-size: var(--text-xs);
  cursor: pointer;
  padding: var(--space-1);
  width: 100%;
  text-align: center;
}

.auth-modal__dismiss:hover {
  color: var(--color-text-tertiary);
}

/* ── User Menu (nav dropdown) ──────────────────────────── */
.user-menu__info {
  padding: var(--space-2) var(--space-3);
}

.user-menu__name {
  font-weight: var(--weight-bold);
  color: var(--color-text-primary);
  font-size: var(--text-sm);
}

.user-menu__email {
  font-size: var(--text-xs);
  color: var(--color-text-tertiary);
  margin-top: 2px;
}

.user-menu__tier {
  display: inline-block;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 2px 8px;
  border-radius: var(--radius-full);
  margin-top: var(--space-1);
}

.user-menu__tier--free {
  color: var(--color-text-tertiary);
  background: var(--color-surface);
}

.user-menu__tier--pro {
  color: var(--color-primary);
  background: rgba(0, 232, 204, 0.1);
}

/* ADMIN-001: admin badge — visually distinct from Pro so the founder
   sees at a glance which session is admin-elevated. */
.user-menu__tier--admin {
  color: #FFD700;
  background: rgba(255, 215, 0, 0.12);
  border: 1px solid rgba(255, 215, 0, 0.35);
  font-weight: 600;
}

.user-menu__upgrade {
  color: var(--color-primary) !important;
}

.user-menu__signout {
  color: var(--color-text-tertiary) !important;
}

/* ── Nav Avatar Circle ─────────────────────────────────── */
.nav-avatar-circle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--color-primary);
  color: var(--color-bg);
  font-weight: var(--weight-bold);
  font-size: 14px;
  line-height: 1;
}

.nav-avatar--logged-in {
  font-size: 14px !important;
}

/* ── Lock Modal ────────────────────────────────────────── */
.lock-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  z-index: 250;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.lock-modal-backdrop--visible {
  opacity: 1;
}

.lock-modal-card {
  background: var(--color-surface-elevated);
  border: 1px solid var(--color-border-default);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-modal);
  max-width: 380px;
  width: 100%;
  text-align: center;
  padding: var(--space-6) var(--space-4);
}

.lock-modal__icon {
  font-size: 48px;
  margin-bottom: var(--space-3);
}

.lock-modal__title {
  font-size: var(--text-lg);
  font-weight: var(--weight-bold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-2);
}

.lock-modal__desc {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-4);
}

.lock-modal__actions {
  display: flex;
  gap: var(--space-2);
  justify-content: center;
}

.lock-modal__actions .btn {
  min-width: 120px;
}

/* ── Cooldown Indicator ────────────────────────────────── */
.ff-quota {
  font-size: var(--text-xs);
  font-family: var(--font-mono);
  margin-left: var(--space-1);
}

.ff-quota--green { color: #00D9A0; }
.ff-quota--amber { color: var(--color-warning); }
.ff-quota--red { color: var(--color-error); }

.ff-cooldown-note {
  font-size: var(--text-xs);
  color: var(--color-text-disabled);
  margin-top: 2px;
}

.ff-pro-nudge {
  font-size: 10px;
  color: var(--color-primary);
  margin-top: 2px;
  opacity: 0.7;
}

/* ── Mobile ────────────────────────────────────────────── */
@media (max-width: 640px) {
  .auth-modal-card {
    max-height: 95vh;
    border-radius: var(--radius-md);
    margin: var(--space-2);
  }

  .lock-modal-card {
    margin: var(--space-2);
  }
}