/* =====================================================
   PHASE 8: Supabase Auth + Cloud Sync + Paywall
   Wren — Your always-on secretary
   ===================================================== */

/* =====================================================
   AUTH MODAL
   ===================================================== */

.auth-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 1100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
}

.auth-modal {
  background: var(--color-surface);
  border-radius: 20px;
  width: 400px;
  max-width: 100%;
  box-shadow: 0 32px 80px rgba(0, 0, 0, 0.3);
  overflow: hidden;
  animation: authModalIn 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes authModalIn {
  from { transform: scale(0.94) translateY(12px); opacity: 0; }
  to   { transform: scale(1)    translateY(0);    opacity: 1; }
}

.auth-modal-header {
  padding: 28px 28px 0;
  text-align: center;
}

.auth-modal-bird {
  font-size: 32px;
  margin-bottom: 10px;
  line-height: 1;
}

.auth-modal-title {
  font-size: 20px;
  font-weight: 800;
  color: var(--color-text-primary);
  letter-spacing: -0.03em;
  margin-bottom: 5px;
}

.auth-modal-sub {
  font-size: 13px;
  color: var(--color-text-secondary);
  line-height: 1.5;
}

.auth-modal-body {
  padding: 24px 28px 28px;
  display: flex;
  flex-direction: column;
  gap: 11px;
}

/* Tabs */
.auth-tabs {
  display: flex;
  gap: 0;
  border: 1px solid var(--color-border);
  border-radius: 10px;
  overflow: hidden;
  margin-bottom: 4px;
}

.auth-tab {
  flex: 1;
  padding: 8px;
  background: none;
  border: none;
  cursor: pointer;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text-secondary);
  transition: all 0.15s;
}

.auth-tab.active {
  background: var(--color-primary);
  color: white;
}

.auth-tab:not(.active):hover {
  background: var(--color-hover, rgba(0,0,0,0.04));
  color: var(--color-text-primary);
}

/* Tab panels */
.auth-panel { display: none; flex-direction: column; gap: 10px; }
.auth-panel.active { display: flex; }

/* OAuth buttons */
.auth-oauth-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  padding: 11px 16px;
  border-radius: 10px;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text-primary);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s;
}

.auth-oauth-btn:hover {
  border-color: var(--color-border-hover, rgba(0,0,0,0.2));
  background: var(--color-bg-secondary);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.08);
}

.auth-oauth-icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

/* Divider */
.auth-divider {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 11px;
  font-weight: 600;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

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

/* Email fields */
.auth-field {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.auth-field label {
  font-size: 11px;
  font-weight: 700;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.auth-input {
  width: 100%;
  padding: 9px 12px;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  background: var(--color-bg-secondary);
  color: var(--color-text-primary);
  font-size: 13.5px;
  transition: border-color 0.15s, box-shadow 0.15s;
  box-sizing: border-box;
}

.auth-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

/* Submit button */
.auth-submit-btn {
  width: 100%;
  padding: 11px;
  background: var(--color-primary);
  color: white;
  border: none;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.15s;
  margin-top: 2px;
}

.auth-submit-btn:hover {
  background: var(--color-primary-hover, #4338ca);
  transform: translateY(-1px);
}

.auth-submit-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

/* Error message */
.auth-error {
  font-size: 12.5px;
  color: #ef4444;
  text-align: center;
  padding: 6px 10px;
  background: rgba(239, 68, 68, 0.06);
  border-radius: 6px;
  border: 1px solid rgba(239, 68, 68, 0.15);
  display: none;
}

.auth-error.visible { display: block; }

/* Toggle sign in / sign up */
.auth-toggle {
  text-align: center;
  font-size: 13px;
  color: var(--color-text-secondary);
}

.auth-toggle a {
  color: var(--color-primary);
  font-weight: 600;
  cursor: pointer;
  transition: opacity 0.15s;
}

.auth-toggle a:hover { opacity: 0.75; }

/* Close button */
.auth-close-btn {
  position: absolute;
  top: 14px;
  right: 14px;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-text-secondary);
  font-size: 16px;
  padding: 4px 6px;
  border-radius: 4px;
  transition: color 0.15s, background 0.15s;
  line-height: 1;
}

.auth-close-btn:hover {
  color: var(--color-text-primary);
  background: var(--color-hover);
}

/* =====================================================
   USER AVATAR / ACCOUNT BUTTON (sidebar)
   ===================================================== */

.auth-account-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 5px 10px 5px 6px;
  background: none;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill, 999px);
  cursor: pointer;
  transition: all 0.15s;
  max-width: 180px;
}

.auth-account-btn:hover {
  border-color: var(--color-primary);
  background: rgba(79, 70, 229, 0.04);
}

.auth-avatar {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--color-primary);
  color: white;
  font-size: 11px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  overflow: hidden;
}

.auth-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.auth-account-name {
  font-size: 12px;
  font-weight: 600;
  color: var(--color-text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Sign in button (logged out) */
.auth-signin-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  background: var(--color-primary);
  color: white;
  border: none;
  border-radius: var(--radius-pill, 999px);
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.15s;
  white-space: nowrap;
}

.auth-signin-btn:hover {
  background: var(--color-primary-hover, #4338ca);
  transform: translateY(-1px);
}

/* Account dropdown */
.auth-account-dropdown {
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  box-shadow: 0 16px 40px rgba(0,0,0,0.16);
  padding: 8px;
  min-width: 200px;
  z-index: 800;
  animation: dropdownIn 0.15s ease;
}

@keyframes dropdownIn {
  from { opacity: 0; transform: translateY(-6px); }
  to   { opacity: 1; transform: translateY(0); }
}

.auth-dropdown-header {
  padding: 8px 10px 12px;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 6px;
}

.auth-dropdown-email {
  font-size: 12px;
  color: var(--color-text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.auth-dropdown-plan {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-top: 4px;
  padding: 2px 7px;
  border-radius: 8px;
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.auth-dropdown-plan.free {
  background: var(--color-bg-secondary);
  color: var(--color-text-secondary);
  border: 1px solid var(--color-border);
}

.auth-dropdown-plan.team {
  background: rgba(79, 70, 229, 0.1);
  color: var(--color-primary);
  border: 1px solid rgba(79, 70, 229, 0.2);
}

.auth-dropdown-item {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 8px 10px;
  border-radius: 7px;
  font-size: 13px;
  font-weight: 500;
  color: var(--color-text-primary);
  cursor: pointer;
  transition: background 0.1s;
  border: none;
  background: none;
  width: 100%;
  text-align: left;
}

.auth-dropdown-item:hover {
  background: var(--color-hover, rgba(0,0,0,0.04));
}

.auth-dropdown-item.danger { color: #ef4444; }
.auth-dropdown-item.danger:hover { background: rgba(239, 68, 68, 0.06); }

/* =====================================================
   SYNC INDICATOR
   ===================================================== */

.sync-indicator {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 11px;
  font-weight: 600;
  color: var(--color-text-secondary);
  padding: 3px 8px;
  border-radius: 6px;
  transition: all 0.2s;
}

.sync-indicator.syncing {
  color: var(--color-primary);
  background: rgba(79, 70, 229, 0.07);
}

.sync-indicator.synced {
  color: #10b981;
  background: rgba(16, 185, 129, 0.07);
}

.sync-indicator.error {
  color: #ef4444;
  background: rgba(239, 68, 68, 0.07);
}

.sync-indicator.offline {
  color: var(--color-text-secondary);
}

.sync-spin {
  display: inline-block;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

/* =====================================================
   PAYWALL MODAL
   ===================================================== */

.paywall-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 1100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
}

.paywall-modal {
  background: var(--color-surface);
  border-radius: 20px;
  width: 420px;
  max-width: 100%;
  box-shadow: 0 32px 80px rgba(0, 0, 0, 0.3);
  overflow: hidden;
  animation: authModalIn 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.paywall-modal-top {
  padding: 32px 28px 24px;
  text-align: center;
  background: linear-gradient(135deg, rgba(79, 70, 229, 0.08), rgba(139, 92, 246, 0.05));
  border-bottom: 1px solid var(--color-border);
}

.paywall-icon {
  font-size: 36px;
  margin-bottom: 12px;
  line-height: 1;
}

.paywall-title {
  font-size: 20px;
  font-weight: 800;
  color: var(--color-text-primary);
  letter-spacing: -0.03em;
  margin-bottom: 8px;
}

.paywall-desc {
  font-size: 13.5px;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.paywall-modal-body {
  padding: 22px 28px 28px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.paywall-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 9px;
}

.paywall-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13.5px;
  color: var(--color-text-primary);
}

.paywall-check {
  width: 18px;
  height: 18px;
  background: rgba(79, 70, 229, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  color: var(--color-primary);
  flex-shrink: 0;
}

.paywall-price-row {
  display: flex;
  align-items: baseline;
  gap: 6px;
  padding: 14px 16px;
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: 10px;
}

.paywall-price {
  font-size: 28px;
  font-weight: 900;
  color: var(--color-text-primary);
  letter-spacing: -0.04em;
}

.paywall-period {
  font-size: 13px;
  color: var(--color-text-secondary);
}

.paywall-early {
  font-size: 11px;
  color: #10b981;
  font-weight: 700;
  margin-left: auto;
  background: rgba(16, 185, 129, 0.1);
  padding: 2px 8px;
  border-radius: 6px;
}

/* Invite code entry inside paywall */
.paywall-invite-section {
  border-top: 1px solid var(--color-border);
  padding-top: 14px;
}

.paywall-invite-label {
  font-size: 11px;
  font-weight: 700;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 8px;
}

.paywall-invite-row {
  display: flex;
  gap: 8px;
}

.paywall-invite-input {
  flex: 1;
  padding: 8px 11px;
  border: 1px solid var(--color-border);
  border-radius: 7px;
  background: var(--color-bg-secondary);
  color: var(--color-text-primary);
  font-size: 12.5px;
  letter-spacing: 0.05em;
  transition: border-color 0.15s;
}

.paywall-invite-input:focus {
  outline: none;
  border-color: var(--color-primary);
}

.paywall-invite-btn {
  padding: 8px 14px;
  background: var(--color-primary);
  color: white;
  border: none;
  border-radius: 7px;
  font-size: 12.5px;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.15s;
  white-space: nowrap;
}

.paywall-invite-btn:hover {
  background: var(--color-primary-hover, #4338ca);
}

.paywall-upgrade-btn {
  width: 100%;
  padding: 12px;
  background: var(--color-primary);
  color: white;
  border: none;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.15s;
}

.paywall-upgrade-btn:hover {
  background: var(--color-primary-hover, #4338ca);
  transform: translateY(-1px);
}

.paywall-dismiss {
  text-align: center;
  font-size: 12.5px;
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: color 0.15s;
}

.paywall-dismiss:hover { color: var(--color-text-primary); }

/* =====================================================
   AUTH HEADER AREA (injected into sidebar)
   ===================================================== */

.auth-header-area {
  padding: 10px 14px;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  flex-wrap: wrap;
  position: relative;
}

.auth-header-left {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 1;
  min-width: 0;
}

/* =====================================================
   OFFLINE BANNER
   ===================================================== */

.offline-banner {
  background: rgba(245, 158, 11, 0.1);
  border-bottom: 1px solid rgba(245, 158, 11, 0.2);
  padding: 6px 14px;
  font-size: 11.5px;
  font-weight: 600;
  color: #f59e0b;
  text-align: center;
  display: none;
}

.offline-banner.visible { display: block; }