/* Auth Modal Styles */
.auth-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    z-index: 9999;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(4px);
}

.auth-modal.active {
    display: flex;
}

.auth-container {
    background: var(--bg-card);
    border-radius: 16px;
    padding: 24px;
    width: 90%;
    max-width: 360px;
    border: 1px solid var(--border-color);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.auth-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.auth-header h2 {
    font-size: 1.2rem;
    color: var(--text-primary);
    margin: 0;
}

.auth-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 4px;
    line-height: 1;
}

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

/* User Info (Logged In State) */
.auth-user-info {
    text-align: center;
    padding: 20px 0;
}

.auth-user-info .user-avatar {
    width: 64px;
    height: 64px;
    background: var(--accent-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 12px;
    font-size: 2rem;
}

.auth-user-info .user-email {
    color: var(--text-primary);
    font-size: 0.95rem;
    margin-bottom: 4px;
}

.auth-user-info .user-status {
    color: var(--success-color);
    font-size: 0.8rem;
}

/* Auth Forms */
.auth-forms {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.auth-input-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.auth-input-group label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    text-transform: uppercase;
}

.auth-input-group input {
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 12px;
    color: var(--text-primary);
    font-size: 1rem;
}

.auth-input-group input:focus {
    outline: none;
    border-color: var(--accent-color);
}

.auth-buttons {
    display: flex;
    gap: 10px;
    margin-top: 8px;
}

.auth-btn {
    flex: 1;
    padding: 12px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.2s;
    border: none;
}

.auth-btn.primary {
    background: var(--accent-color);
    color: #fff;
}

.auth-btn.primary:hover {
    filter: brightness(1.1);
}

.auth-btn.secondary {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-primary);
}

.auth-btn.secondary:hover {
    background: rgba(255, 255, 255, 0.05);
}

.auth-btn.danger {
    background: rgba(218, 41, 42, 0.1);
    color: var(--accent-red);
    border: 1px solid var(--accent-red);
}

.auth-btn.danger:hover {
    background: var(--accent-red);
    color: #fff;
}

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

.auth-btn.loading {
    position: relative;
    color: transparent;
}

.auth-btn.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 16px;
    height: 16px;
    margin: -8px 0 0 -8px;
    border: 2px solid transparent;
    border-top-color: currentColor;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

/* Auth Message */
.auth-message {
    display: none;
    padding: 10px 12px;
    border-radius: 8px;
    font-size: 0.85rem;
    margin-top: 12px;
    text-align: center;
}

.auth-message.success {
    background: rgba(46, 204, 113, 0.15);
    color: var(--success-color);
}

.auth-message.error {
    background: rgba(218, 41, 42, 0.15);
    color: var(--accent-red);
}

/* Auth Button in Settings */
#authBtn {
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    width: 44px;
    height: 44px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    cursor: pointer;
    color: var(--text-secondary);
    transition: all 0.2s;
}

#authBtn:hover {
    border-color: var(--accent-color);
    color: var(--accent-color);
}

#authBtn.logged-in {
    background: rgba(46, 204, 113, 0.1);
    border-color: var(--success-color);
    color: var(--success-color);
}

/* Divider */
.auth-divider {
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 8px 0;
    color: var(--text-secondary);
    font-size: 0.75rem;
}

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

/* Sync Status Badge */
.card-header-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.card-header-row h2 {
    margin: 0;
}

.sync-badge {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 0.7rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.sync-badge ion-icon {
    font-size: 0.9rem;
}

.sync-badge.local {
    background: rgba(128, 128, 128, 0.2);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
}

.sync-badge.local:hover {
    background: rgba(128, 128, 128, 0.3);
}

.sync-badge.synced {
    background: rgba(46, 204, 113, 0.15);
    color: var(--success-color);
    border: 1px solid var(--success-color);
}

.sync-badge.synced:hover {
    background: rgba(46, 204, 113, 0.25);
}